* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
    --bg: #e4ebef; --bg-secondary: #fbfcfd; --bg-tertiary: #eef3f6;
    --border: #d0dbe1; --border-strong: #b7c6ce; --text: #152228; --text-secondary: #52616a;
    --field: #f4f7f8; --on-accent: #f7fffd;
    --accent: #0f6a64; --accent-hover: #0b524d; --danger: #c13b36;
    --success: #1c7a5c; --shadow: rgba(21, 34, 40, .08); --shadow-lg: rgba(21, 34, 40, .18);
    --elev-1: 0 1px 2px rgba(21, 34, 40, .06);
    --elev-2: 0 12px 28px -14px rgba(21, 34, 40, .32);
    --tip-bg: #152228; --tip-text: #f4f7f8; --on-danger: #ffffff; --warn: #9a6416;
    --folder: #a8742a; --transition: .16s cubic-bezier(.22, .61, .36, 1);
    --accent-soft: color-mix(in srgb, var(--accent) 11%, transparent);
    --accent-ring: color-mix(in srgb, var(--accent) 22%, transparent);
    --accent-border: color-mix(in srgb, var(--accent) 52%, var(--border));
    --icon-image: #b84a69; --icon-pdf: #c4493c; --icon-doc: #366f9c;
    --icon-sheet: #2f7d57; --icon-code: #b8732a; --icon-video: #7c5295;
    --icon-audio: #287f8c; --icon-archive: #7d6049; --icon-mail: #4f5aa8;
    --radius-sm: 5px; --radius-md: 8px; --radius-lg: 12px; --radius-xl: 16px;
    --ease: cubic-bezier(.22, .61, .36, 1); --spring: cubic-bezier(.18, .82, .28, 1);
    --motion-fast: .12s; --motion: .18s; --sidebar-width: 244px; --inspector-width: 320px; --z-menu: 250;
    --row-pad: 10px;
    /* Spacing and type scale (4px grid; 1.2 minor-third-ish steps) */
    --space-1: 4px; --space-2: 8px; --space-3: 12px; --space-4: 16px; --space-5: 20px; --space-6: 24px; --space-8: 32px;
    --fs-2xs: 11px; --fs-xs: 12px; --fs-sm: 13px; --fs-md: 14px; --fs-lg: 16px; --fs-xl: 18px; --fs-2xl: 22px;
    --lh-tight: 1.2; --lh-body: 1.5;
    --tap: 36px; --z-drawer: 120;
    color-scheme: light;
}

[data-theme="dark"] {
    --bg: #101618; --bg-secondary: #182226; --bg-tertiary: #222c31;
    --border: #2c3a40; --border-strong: #3e5058; --text: #e8f0f3; --text-secondary: #9aadb6;
    --field: #141c20; --on-accent: #0c1a17;
    --accent: #8fd4c6; --accent-hover: #b4e6db; --danger: #ef8176; --success: #8fd4c6;
    --folder: #e0bc72; --shadow: rgba(0, 0, 0, .28); --shadow-lg: rgba(0, 0, 0, .5);
    --elev-1: 0 1px 0 rgba(255, 255, 255, .025) inset, 0 1px 2px rgba(0, 0, 0, .25);
    --elev-2: 0 1px 0 rgba(255, 255, 255, .04) inset, 0 18px 36px -16px rgba(0, 0, 0, .7);
    --tip-bg: #e8f0ed; --tip-text: #0f1619; --on-danger: #101618; --warn: #e0bc72;
    --accent-soft: color-mix(in srgb, var(--accent) 14%, transparent);
    --accent-ring: color-mix(in srgb, var(--accent) 26%, transparent);
    --accent-border: color-mix(in srgb, var(--accent) 55%, var(--border));
    --icon-image: #e2849e; --icon-pdf: #eb8175; --icon-doc: #78b0dc;
    --icon-sheet: #74c69d; --icon-code: #e4a865; --icon-video: #b892d4;
    --icon-audio: #6ec4d0; --icon-archive: #bfa086; --icon-mail: #a3aaf0;
    color-scheme: dark;
}

body {
    font-family: 'Space Grotesk', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--bg);
    color: var(--text); min-height: 100vh; overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    transition: background var(--transition), color var(--transition);
}

/* Header (Sticky Chrome) */
.header {
    background: color-mix(in srgb, var(--bg) 88%, transparent);
    backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border); padding: 14px 28px;
    display: flex; align-items: center; justify-content: space-between;
    position: sticky; top: 0; z-index: 50; min-height: 68px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 20px;
    font-weight: 600;
    letter-spacing: -0.01em;
    font-family: 'Fraunces', Georgia, serif;
}

.logo svg { width: 26px; height: 26px; color: var(--accent); }

.header-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.cmd-trigger {
    height: 38px;
    padding: 0 10px 0 12px;
    gap: 8px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
    background: var(--bg-secondary);
    color: var(--text-secondary);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    font-size: 12.5px;
    font-weight: 500;
    transition: background var(--transition), color var(--transition), border-color var(--transition), box-shadow var(--transition);
}
.cmd-trigger:hover {
    background: var(--bg-tertiary);
    color: var(--text);
    border-color: var(--accent-border);
}
.cmd-trigger svg { width: 15px; height: 15px; color: var(--accent); flex-shrink: 0; }
.cmd-trigger-kbd {
    font-family: 'Space Grotesk', monospace;
    font-size: 11px;
    font-weight: 600;
    padding: 2px 6px;
    border-radius: 4px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    color: var(--text-secondary);
}

.status {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    color: var(--text-secondary);
    padding: 0 4px;
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--danger);
    transition: background var(--transition), box-shadow var(--transition);
}

.status-dot.connected {
    background: var(--success);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--success) 20%, transparent);
}

/* Theme Toggle */
.theme-toggle, .header-icon-btn {
    width: 38px;
    height: 38px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
    background: var(--bg-secondary);
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background var(--transition), color var(--transition), border-color var(--transition);
}

.theme-toggle:hover, .header-icon-btn:hover {
    background: var(--bg-tertiary);
    color: var(--text);
    border-color: var(--text-secondary);
}
.theme-toggle svg, .header-icon-btn svg { width: 19px; height: 19px; }
.header-icon-btn { position: relative; }
.header-icon-btn[aria-expanded="true"] { color: var(--accent); border-color: var(--accent-border); background: var(--accent-soft); }
.activity-unread { position: absolute; top: 7px; right: 7px; width: 8px; height: 8px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 2px var(--bg-secondary); }

.docs-link {
    height: 38px;
    padding: 0 13px;
    gap: 7px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
    background: var(--bg-secondary);
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    font-weight: 600;
    text-decoration: none;
    transition: background var(--transition), color var(--transition), border-color var(--transition);
}
.docs-link:hover {
    background: var(--bg-tertiary);
    color: var(--text);
    border-color: var(--text-secondary);
}
.docs-link svg { width: 16px; height: 16px; }

/* Main Layout */
.main {
    max-width: 1760px; margin: 0 auto; padding: 28px 28px 96px;
}

/* Command bar: find · view · tools · actions in one surface */
.toolbar {
    display: flex; align-items: center; gap: 8px; flex-wrap: wrap;
    padding: 8px; margin-bottom: 14px;
    background: var(--bg-secondary); border: 1px solid var(--border);
    border-radius: var(--radius-xl); box-shadow: var(--elev-1);
}
.cb-group { display: flex; align-items: center; gap: 6px; min-width: 0; }
.cb-find { flex: 1 1 380px; }
.cb-view, .cb-tools { flex: 0 0 auto; }
.cb-tools { padding-left: 8px; border-left: 1px solid var(--border); }
.toolbar-actions { display: flex; gap: 8px; margin-left: auto; }

.toolbar-search {
    flex: 1 1 auto; min-width: 0;
    display: flex; align-items: center; gap: 9px;
    height: 36px; padding: 0 12px;
    background: var(--field); border: 1px solid var(--border);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
}
.toolbar-search:hover { border-color: var(--border-strong); }
.toolbar-search:focus-within {
    border-color: var(--accent); background: var(--bg-secondary);
    box-shadow: 0 0 0 3px var(--accent-ring);
}
.toolbar-search svg { flex-shrink: 0; }
.toolbar-search input {
    flex: 1; min-width: 0; width: 100%;
    border: none; background: transparent; color: var(--text);
    font-size: 13.5px; outline: none;
}
.toolbar-search input::placeholder { color: var(--text-secondary); opacity: .85; }

.cb-select {
    position: relative; flex: 0 0 auto;
    display: inline-flex; align-items: center; gap: 6px;
    height: 36px; padding: 0 10px;
    background: var(--field); border: 1px solid var(--border);
    border-radius: var(--radius-md); color: var(--text-secondary); cursor: pointer;
    transition: border-color var(--transition), background var(--transition);
}
.cb-select:hover { border-color: var(--border-strong); color: var(--text); }
.cb-select:focus-within { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-ring); }
.cb-select svg { width: 14px; height: 14px; flex-shrink: 0; }
.cb-select::after {
    content: ""; width: 6px; height: 6px; margin: -3px 2px 0 -16px; pointer-events: none;
    border-right: 1.5px solid currentColor; border-bottom: 1.5px solid currentColor;
    transform: rotate(45deg); opacity: .7;
}
.cb-select select {
    appearance: none; -webkit-appearance: none;
    border: none; background: transparent; color: var(--text);
    font-size: 13px; font-weight: 500; padding: 0 20px 0 0; height: 100%;
    outline: none; cursor: pointer;
}
.cb-select select option { background: var(--bg-secondary); color: var(--text); }

/* Segmented Grid/List switch */
.view-switch {
    display: inline-flex; gap: 2px; padding: 3px; height: 36px;
    background: var(--field); border: 1px solid var(--border); border-radius: var(--radius-md);
}
.view-seg {
    width: 34px; border: none; background: transparent; color: var(--text-secondary);
    border-radius: 7px; cursor: pointer; display: inline-flex; align-items: center; justify-content: center;
    transition: background var(--transition), color var(--transition), box-shadow var(--transition);
}
.view-seg svg { width: 16px; height: 16px; }
.view-seg:hover { color: var(--text); }
.view-seg.active, .view-seg[aria-pressed="true"] {
    background: var(--bg-secondary); color: var(--accent);
    box-shadow: 0 1px 2px var(--shadow), 0 0 0 1px var(--border);
}

/* Icon buttons (search everywhere, multi-select, shortcuts) */
.icon-btn {
    width: 36px; height: 36px; flex: 0 0 auto;
    border: 1px solid transparent; background: transparent; color: var(--text-secondary);
    border-radius: var(--radius-md); cursor: pointer;
    display: inline-flex; align-items: center; justify-content: center;
    transition: background var(--transition), color var(--transition), border-color var(--transition);
}
.icon-btn:hover { background: var(--bg-tertiary); color: var(--text); }
.icon-btn svg { width: 18px; height: 18px; }
.icon-btn.active {
    background: var(--accent-soft); border-color: var(--accent-border); color: var(--accent);
}

/* Breadcrumb bar with inline path editing */
.nav-bar {
    display: flex; align-items: center; justify-content: space-between; gap: 12px;
    padding: 8px 0; margin: 0 0 14px;
    background: color-mix(in srgb, var(--bg) 88%, transparent);
    backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
    position: sticky; top: 68px; z-index: 40;
}
.crumb-bar {
    flex: 1; min-width: 0; display: flex; align-items: center; gap: 4px;
    min-height: 40px; padding: 3px 4px 3px 4px;
    border: 1px solid transparent; border-radius: var(--radius-md); cursor: text;
    transition: border-color var(--transition), background var(--transition);
}
.crumb-bar:hover { border-color: var(--border); background: var(--bg-secondary); }
.crumb-bar.editing { border-color: var(--accent); background: var(--bg-secondary); box-shadow: 0 0 0 3px var(--accent-ring); }
.breadcrumb {
    display: flex; align-items: center; gap: 2px; min-width: 0;
    font-size: 13.5px; overflow-x: auto; scrollbar-width: none;
}
.breadcrumb::-webkit-scrollbar { display: none; }
.breadcrumb-item {
    display: flex; align-items: center; gap: 6px;
    color: var(--text-secondary); text-decoration: none;
    padding: 5px 9px; border-radius: 7px; cursor: pointer; white-space: nowrap;
    transition: background var(--transition), color var(--transition);
}
.breadcrumb-item svg { width: 15px; height: 15px; }
.breadcrumb-item:hover { background: var(--bg-tertiary); color: var(--text); }
.breadcrumb-item.active { color: var(--text); font-weight: 600; }
.breadcrumb-sep { color: var(--text-secondary); opacity: .45; user-select: none; font-size: 12px; }
.path-bar {
    display: none; flex: 1; min-width: 0;
    font-size: 13px; padding: 6px 8px; height: 32px;
    background: transparent; border: none; color: var(--text);
    font-family: 'SF Mono', 'Consolas', ui-monospace, monospace;
    outline: none;
}
.crumb-edit {
    margin-left: auto; flex: 0 0 auto;
    width: 30px; height: 30px; border: none; background: transparent; color: var(--text-secondary);
    border-radius: 7px; cursor: pointer; display: inline-flex; align-items: center; justify-content: center;
    opacity: 0; transition: opacity var(--transition), background var(--transition), color var(--transition);
}
.crumb-edit svg { width: 14px; height: 14px; }
.crumb-bar:hover .crumb-edit, .crumb-edit:focus-visible { opacity: 1; }
.crumb-edit:hover { background: var(--bg-tertiary); color: var(--text); }
.crumb-bar.editing .breadcrumb, .crumb-bar.editing .crumb-edit { display: none; }
.crumb-bar.editing .path-bar { display: block; }
.nav-meta {
    font-size: 12px; color: var(--text-secondary); white-space: nowrap;
    font-variant-numeric: tabular-nums; padding-right: 2px;
}

/* CSS Tooltips */
[data-tip] { position: relative; }
[data-tip]::after {
    content: attr(data-tip) / "";
    position: absolute; bottom: calc(100% + 8px); left: 50%; transform: translate(-50%, 3px);
    background: var(--tip-bg); color: var(--tip-text);
    font-size: 11.5px; font-weight: 500; white-space: nowrap; pointer-events: none;
    padding: 5px 9px; border-radius: 6px; box-shadow: 0 6px 18px var(--shadow-lg);
    opacity: 0; transition: opacity .14s ease, transform .14s var(--ease); z-index: 500;
}
[data-tip]:hover::after, [data-tip]:focus-visible::after { opacity: 1; transform: translate(-50%, 0); transition-delay: .25s; }
.command-bar [data-tip]::after, .crumb-bar [data-tip]::after { bottom: auto; top: calc(100% + 8px); transform: translate(-50%, -3px); }
.command-bar [data-tip]:hover::after, .command-bar [data-tip]:focus-visible::after,
.crumb-bar [data-tip]:hover::after { transform: translate(-50%, 0); }

/* Zoom slider */
.zoom-control {
    display: flex; align-items: center; gap: 7px;
    height: 36px; padding: 0 10px;
    background: var(--field); border: 1px solid var(--border); border-radius: var(--radius-md);
}
.zoom-control svg { color: var(--text-secondary); flex-shrink: 0; }
.zoom-slider {
    -webkit-appearance: none; appearance: none;
    width: 76px; height: 4px;
    background: var(--bg-tertiary); border-radius: 2px; outline: none; cursor: pointer;
}
.zoom-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 14px; height: 14px; border-radius: 50%;
    background: var(--accent); border: 2px solid var(--bg-secondary);
    box-shadow: 0 1px 4px rgba(0,0,0,0.3); cursor: grab;
    transition: transform var(--motion-fast) ease;
}
.zoom-slider::-webkit-slider-thumb:active { cursor: grabbing; transform: scale(1.2); }
.zoom-slider::-moz-range-thumb {
    width: 14px; height: 14px; border-radius: 50%;
    background: var(--accent); border: 2px solid var(--bg-secondary); cursor: grab;
}

.btn {
    height: 36px; padding: 0 14px;
    border: 1px solid var(--border);
    background: var(--bg-secondary);
    color: var(--text);
    border-radius: var(--radius-md);
    font-size: 13px; font-weight: 500;
    cursor: pointer;
    display: inline-flex; align-items: center; justify-content: center; gap: 7px;
    white-space: nowrap;
    transition: background var(--transition), color var(--transition), border-color var(--transition), box-shadow var(--transition), transform var(--motion-fast) ease;
}
.btn:hover { background: var(--bg-tertiary); border-color: var(--border-strong); }
.btn:active { transform: translateY(1px); }
.btn svg { width: 16px; height: 16px; flex-shrink: 0; }
.btn-ghost { background: transparent; }
.btn-primary {
    background: var(--accent); color: var(--on-accent); border-color: transparent; font-weight: 600;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, .18), 0 6px 16px -8px var(--accent);
}
.btn-primary:hover {
    background: var(--accent-hover); border-color: transparent; color: var(--on-accent);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, .2), 0 8px 20px -8px var(--accent);
}
.modal .btn { height: auto; padding: 9px 15px; }

/* "New" split button + its menu */
.split-btn { position: relative; display: inline-flex; }
.split-btn .split-main { border-top-right-radius: 0; border-bottom-right-radius: 0; }
.split-btn .split-caret { border-top-left-radius: 0; border-bottom-left-radius: 0; border-left-color: transparent; padding: 0 9px; box-shadow: inset 1px 0 0 var(--border); }
.split-btn .split-caret svg { width: 14px; height: 14px; transition: transform var(--motion) var(--ease); }
.split-btn .split-caret[aria-expanded="true"] svg { transform: rotate(180deg); }
.pop-menu {
    position: absolute; top: calc(100% + 6px); right: 0; z-index: var(--z-menu);
    min-width: 210px; padding: 6px;
    background: var(--bg-secondary); border: 1px solid var(--border);
    border-radius: var(--radius-lg); box-shadow: 0 18px 48px var(--shadow-lg);
    opacity: 0; transform: translateY(-4px) scale(.98); transform-origin: top right;
    pointer-events: none; visibility: hidden;
    transition: opacity .12s ease, transform .16s var(--spring), visibility 0s linear .16s;
}
.pop-menu.show { opacity: 1; transform: none; pointer-events: auto; visibility: visible; transition-delay: 0s; }
.pop-menu-item {
    display: flex; align-items: center; gap: 10px; width: 100%;
    padding: 9px 10px; border: none; background: none; border-radius: var(--radius-sm);
    color: var(--text); font-size: 13px; text-align: left; cursor: pointer;
}
.pop-menu-item svg { width: 16px; height: 16px; color: var(--text-secondary); flex-shrink: 0; }
.pop-menu-item:hover, .pop-menu-item:focus-visible { background: var(--bg-tertiary); outline: none; }
.pop-menu-item:focus-visible { box-shadow: inset 0 0 0 2px var(--accent); }
.pop-menu-item:hover svg { color: var(--accent); }
.pop-menu-sep { height: 1px; background: var(--border); margin: 5px 4px; }

/* Drop Zone — only rendered inside the empty-folder state */
.drop-zone {
    display: flex; flex-direction: column; align-items: center; text-align: center; gap: 6px;
    padding: 56px 24px 52px;
    border: 1.5px dashed color-mix(in srgb, var(--accent) 38%, var(--border));
    border-radius: 20px;
    background:
        radial-gradient(60% 80% at 50% 0%, color-mix(in srgb, var(--accent) 9%, transparent), transparent 70%),
        color-mix(in srgb, var(--bg-secondary) 60%, transparent);
    transition: border-color var(--transition), background var(--transition), transform var(--motion) var(--ease);
}
.drop-zone.dragover {
    border-color: var(--accent);
    background: color-mix(in srgb, var(--accent) 10%, var(--bg-secondary));
    transform: scale(1.005);
}
.paste-clipboard-btn:disabled { opacity: 0.6; cursor: not-allowed; }

/* File Grid — cover-style cards */
.file-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 16px;
    position: relative;
}

.file-item {
    --kind: var(--text-secondary);
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    cursor: pointer;
    position: relative;
    border: 1px solid var(--border);
    user-select: none;
    overflow: hidden;
    transition: background var(--transition), border-color var(--transition), box-shadow var(--motion) var(--ease), transform var(--motion) var(--ease), opacity var(--transition);
}
.kind-folder { --kind: var(--folder); }
.kind-image { --kind: var(--icon-image); }
.kind-pdf { --kind: var(--icon-pdf); }
.kind-doc { --kind: var(--icon-doc); }
.kind-sheet { --kind: var(--icon-sheet); }
.kind-code { --kind: var(--icon-code); }
.kind-video { --kind: var(--icon-video); }
.kind-audio { --kind: var(--icon-audio); }
.kind-archive { --kind: var(--icon-archive); }
.kind-mail { --kind: var(--icon-mail); }

.file-grid .file-item {
    display: flex; flex-direction: column;
    box-shadow: var(--elev-1);
    content-visibility: auto;
    contain-intrinsic-size: auto 210px;
    animation: cardIn .38s var(--ease) backwards;
}
.file-grid .file-item:hover {
    border-color: color-mix(in srgb, var(--accent) 28%, var(--border));
    box-shadow: var(--elev-2);
    transform: translateY(-2px);
}
.file-item-content { cursor: pointer; }
.file-grid .file-item-content { display: flex; flex-direction: column; flex: 1; min-height: 0; }

.file-item.drag-over {
    border-color: var(--accent);
    background: color-mix(in srgb, var(--accent) 10%, var(--bg-secondary));
    box-shadow: inset 0 0 0 1.5px var(--accent), 0 0 0 4px var(--accent-ring);
}
.file-item.dragging { opacity: 0.5; transform: scale(0.97); }

.file-item.selected, .file-grid .file-item.selected:hover {
    border-color: var(--accent);
    background: color-mix(in srgb, var(--accent) 9%, var(--bg-secondary));
    box-shadow: 0 0 0 1px var(--accent), 0 0 0 5px var(--accent-ring);
}
.file-item.focused { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-ring); }
.file-grid .file-item.focused:hover { box-shadow: 0 0 0 3px var(--accent-ring), var(--elev-2); }
.file-item.focused.selected, .file-grid .file-item.focused.selected:hover { box-shadow: 0 0 0 1px var(--accent), 0 0 0 5px var(--accent-ring); }
/* Items staged for a clipboard "cut" — dimmed until pasted or cancelled */
.file-item.cut-item { opacity: .5; }

/* File Icons */
.file-icon {
    width: 56px; height: 56px; margin: 0 auto 10px;
    display: flex; align-items: center; justify-content: center;
    position: relative;
}
.file-icon svg { width: 48px; height: 48px; }
.file-grid .file-icon {
    width: 100%; height: auto; aspect-ratio: 4 / 3; margin: 0; flex: 0 0 auto;
    overflow: hidden; border-bottom: 1px solid color-mix(in srgb, var(--border) 70%, transparent);
    background:
        radial-gradient(120% 95% at 50% 0%, color-mix(in srgb, var(--kind) 15%, transparent), transparent 75%),
        color-mix(in srgb, var(--kind) 5%, var(--bg-tertiary));
}
.file-grid .file-icon svg {
    width: clamp(34px, 32%, 64px); height: auto;
    filter: drop-shadow(0 6px 10px color-mix(in srgb, var(--kind) 22%, transparent));
    transition: transform var(--motion) var(--ease);
}
.file-grid .file-item:hover .file-icon svg { transform: translateY(-2px) scale(1.04); }

.file-icon-ext {
    position: absolute; bottom: 4px;
    font-size: 9px; font-weight: 700; letter-spacing: 0.03em; text-transform: uppercase;
    background: var(--bg-tertiary); border: 1px solid var(--border);
    padding: 1.5px 5px; border-radius: 3px; color: var(--text-secondary);
}
.file-grid .file-icon-ext { display: none; }
:root { --badge-kind-share: 72%; }
[data-theme="dark"] { --badge-kind-share: 100%; }
.ext-badge {
    position: absolute; left: 10px; bottom: 10px;
    font-size: 10px; font-weight: 700; line-height: 1; letter-spacing: .06em;
    padding: 4px 7px; border-radius: 6px;
    /* Small bold text: pull the kind colour toward --text until every kind clears 4.5:1 on its
       tinted background (light 72% worst 4.77:1 for code; dark kinds already clear it, 4.92:1 min). */
    color: color-mix(in srgb, var(--kind) var(--badge-kind-share), var(--text));
    background: color-mix(in srgb, var(--kind) 14%, var(--bg-secondary));
    border: 1px solid color-mix(in srgb, var(--kind) 32%, transparent);
    max-width: calc(100% - 20px); overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}

/* Thumbnail */
.file-thumb {
    width: 100%; height: 100%; object-fit: cover; border-radius: 6px;
    opacity: 0; transition: opacity .3s ease, transform .5s var(--ease);
}
.file-thumb.loaded { opacity: 1; }
.file-icon.has-thumb {
    background: var(--bg-tertiary); border-radius: 6px; overflow: hidden; border: 1px solid var(--border);
}
.file-grid .file-icon.has-thumb { border-radius: 0; border: none; border-bottom: 1px solid var(--border); }
.file-grid .file-thumb { position: absolute; inset: 0; border-radius: 0; }
.file-grid .file-icon.has-thumb::after {
    content: ""; position: absolute; inset: 0; pointer-events: none;
    background: linear-gradient(to top, rgba(0, 0, 0, .14), transparent 36%);
}
.file-grid .file-item:hover .file-thumb.loaded { transform: scale(1.035); }

/* Editorial Mineral Icon Colors */
.icon-folder { color: var(--folder); }
.icon-image { color: var(--icon-image); }
.icon-pdf { color: var(--icon-pdf); }
.icon-doc { color: var(--icon-doc); }
.icon-sheet { color: var(--icon-sheet); }
.icon-code { color: var(--icon-code); }
.icon-video { color: var(--icon-video); }
.icon-audio { color: var(--icon-audio); }
.icon-archive { color: var(--icon-archive); }
.icon-mail { color: var(--icon-mail); }
.icon-file { color: var(--text-secondary); }

.file-name {
    font-size: 13px; font-weight: 500; line-height: 1.35;
    overflow-wrap: break-word; word-break: normal;
    max-height: 2.7em; overflow: hidden;
    display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical;
}
.file-grid .file-name { padding: 10px 12px 0; max-height: none; font-weight: 550; letter-spacing: -.005em; }
.file-meta {
    font-size: 11.5px; color: var(--text-secondary);
    margin-top: 4px; font-variant-numeric: tabular-nums;
}
.file-grid .file-meta {
    margin-top: auto; padding: 3px 12px 11px;
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.file-grid .file-meta:empty { padding-bottom: 8px; }

/* Selection check badge (grid) */
.select-check {
    position: absolute; top: 9px; left: 9px; z-index: 2;
    width: 22px; height: 22px; padding: 0; border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    border: 1.5px solid color-mix(in srgb, var(--text) 40%, transparent);
    background: color-mix(in srgb, var(--bg-secondary) 78%, transparent);
    color: transparent; cursor: pointer;
    opacity: 0; transform: scale(.8);
    transition: opacity var(--motion-fast) ease, transform var(--motion) var(--spring), background var(--motion-fast) ease, border-color var(--motion-fast) ease;
}
.select-check svg { width: 12px; height: 12px; }
.file-item.is-image .select-check { border-color: rgba(255, 255, 255, .85); background: rgba(10, 16, 18, .28); }
.file-grid .file-item:hover .select-check,
.file-grid.multi-select .select-check { opacity: 1; transform: scale(1); }
.select-check:hover { border-color: var(--accent); }
.file-item.selected .select-check {
    opacity: 1; transform: scale(1);
    background: var(--accent); border-color: var(--accent); color: var(--on-accent);
}

/* List View Table */
.file-table {
    display: flex;
    flex-direction: column;
    background: var(--bg-secondary);
    border-radius: var(--radius-xl);
    border: 1px solid var(--border);
    box-shadow: var(--elev-1);
    overflow: hidden;
}

.file-table-header {
    display: flex;
    align-items: center;
    padding: 10px 12px;
    background: var(--bg-tertiary);
    border-bottom: 1px solid var(--border);
    font-size: 11.5px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.7px;
    color: var(--text-secondary);
    gap: 12px;
}

.file-table-header .col {
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 4px 0;
    margin: -4px 0;
    border-radius: 4px;
    transition: background var(--transition), color var(--transition), border-color var(--transition), opacity var(--transition);
    user-select: none;
    position: relative;
}

.file-table-header .col:hover {
    background: var(--border);
    color: var(--text);
}

.file-table-header .col.sorted {
    color: var(--accent);
}

.file-table-header .sort-arrow {
    width: 12px;
    height: 12px;
    opacity: 0;
    transition: background var(--transition), color var(--transition), border-color var(--transition), opacity var(--transition);
}

.file-table-header .col.sorted .sort-arrow {
    opacity: 1;
}

.file-table-header .col.sorted.desc .sort-arrow {
    transform: rotate(180deg);
}

.file-table-header .col-icon {
    width: 32px;
    flex-shrink: 0;
}

.file-table-header .col-name {
    flex: 1;
    min-width: 0;
}

.file-table-header .col-type {
    width: 100px;
    flex-shrink: 0;
}

.file-table-header .col-size {
    width: 80px;
    text-align: right;
    flex-shrink: 0;
}
.file-table-header .col-size, .file-table-header .col-date-part, .file-table-header .col-time-part { justify-content: flex-end; }

.file-table-header .col-date-part {
    width: 100px;
    flex-shrink: 0;
    text-align: right;
}
.file-table-header .col-time-part {
    width: 80px;
    flex-shrink: 0;
    text-align: right;
}

.file-table-header .col-actions {
    width: 196px;
    flex-shrink: 0;
}

.file-table-body {
    display: flex;
    flex-direction: column;
}

.file-table .file-item {
    display: flex;
    align-items: center;
    padding: var(--row-pad, 10px) 12px;
    border: none;
    border-radius: 0;
    text-align: left;
    border-bottom: 1px solid color-mix(in srgb, var(--border) 75%, transparent);
    content-visibility: auto;
    contain-intrinsic-size: auto 48px;
    animation: rowIn .28s var(--ease) backwards;
}
.file-table .file-item.selected { box-shadow: inset 3px 0 0 var(--accent); }
.file-table .file-item.focused { box-shadow: inset 0 0 0 2px var(--accent); }

.file-table .file-item:last-child {
    border-bottom: none;
}

.file-table .file-item:hover {
    background: var(--bg-tertiary);
    box-shadow: none;
}

.file-table .file-item-content {
    display: flex;
    align-items: center;
    flex: 1;
    gap: 12px;
    min-width: 0;
}

.file-table .file-icon {
    width: 32px;
    height: 32px;
    margin: 0;
    flex-shrink: 0;
}

.file-table .file-icon svg {
    width: 28px;
    height: 28px;
}

.file-table .file-name {
    flex: 1;
    min-width: 0;
    max-height: none;
    -webkit-line-clamp: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.file-table .file-type {
    font-size: 12px;
    color: var(--text-secondary);
    width: 100px;
    flex-shrink: 0;
}

.file-table .file-meta {
    margin-top: 0;
    width: 80px;
    text-align: right;
    flex-shrink: 0;
}

.file-table .file-date-part {
    font-size: 12px;
    color: var(--text-secondary);
    width: 100px;
    text-align: right;
    flex-shrink: 0;
}
.file-table .file-time-part {
    font-size: 12px;
    color: var(--text-secondary);
    width: 80px;
    text-align: right;
    flex-shrink: 0;
}

.file-table .file-actions {
    position: static;
    opacity: 0;
    transform: none;
    background: none;
    border: none;
    box-shadow: none;
    padding: 0;
    margin-left: 12px;
    pointer-events: none;
    width: 196px;
    flex-shrink: 0;
    justify-content: flex-end;
}

.file-table .file-item:hover .file-actions {
    opacity: 1;
    pointer-events: auto;
}

/* File Actions — floating pill on grid cards, inline column in list rows */
.file-actions {
    position: absolute; top: 8px; right: 8px; z-index: 2;
    display: flex; gap: 2px; padding: 3px;
    background: color-mix(in srgb, var(--bg-secondary) 88%, transparent);
    border: 1px solid var(--border); border-radius: 10px;
    box-shadow: 0 4px 14px var(--shadow);
    opacity: 0; transform: translateY(-3px);
    transition: opacity var(--transition), transform var(--motion) var(--ease);
    pointer-events: none;
}
.file-item:hover .file-actions { opacity: 1; transform: translateY(0); pointer-events: auto; }
.file-grid .grid-hide, .file-table .list-hide { display: none; }
.file-grid .file-action-btn[data-tip]::after { display: none; }

.file-action-btn {
    width: 28px; height: 28px;
    border: none; background: transparent; color: var(--text-secondary);
    border-radius: 7px; cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    transition: background var(--transition), color var(--transition);
}
.file-action-btn:hover { background: var(--accent-soft); color: var(--accent); }
.file-action-btn.delete:hover { background: color-mix(in srgb, var(--danger) 14%, transparent); color: var(--danger); }
.file-action-btn svg { width: 15px; height: 15px; }

/* Empty State */
.empty-state { padding: 8px 0 24px; color: var(--text-secondary); }
.empty-illustration {
    width: 84px; height: 84px; margin: 0 auto 14px; border-radius: 26px;
    display: flex; align-items: center; justify-content: center;
    background: radial-gradient(circle at 50% 35%, color-mix(in srgb, var(--accent) 22%, var(--bg-secondary)), var(--bg-secondary) 72%);
    border: 1px solid color-mix(in srgb, var(--accent) 25%, var(--border));
    box-shadow: 0 14px 34px -14px var(--accent);
    animation: emptyFloat 5s ease-in-out infinite;
}
.empty-state .empty-box { width: 40px; height: 40px; color: var(--accent); }
.empty-state p { font-size: 17px; font-weight: 600; color: var(--text); font-family: 'Fraunces', Georgia, serif; }
.empty-state .empty-hint { font-size: 13px; color: var(--text-secondary); margin-top: 2px; font-weight: 400; font-family: inherit; max-width: 380px; line-height: 1.5; }
.empty-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; margin-top: 18px; }
.empty-state.is-filtered .drop-zone, .empty-state.is-error .drop-zone { border-color: transparent; background: none; }
.empty-state.is-filtered .empty-actions, .empty-state.is-error .empty-actions { display: none; }
.empty-state.is-filtered .empty-illustration, .empty-state.is-error .empty-illustration { animation: none; box-shadow: none; }
@keyframes emptyFloat { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-5px); } }

/* Global Search & Quick Command Palette */
.global-search,
.command-palette {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(6, 15, 18, 0.72);
    z-index: 150;
    align-items: flex-start;
    justify-content: center;
    padding-top: 10vh;
}

.global-search.active,
.command-palette.active { display: flex; }

.global-search-panel,
.command-palette-panel {
    width: 100%;
    max-width: 620px;
    margin: 0 16px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    box-shadow: 0 24px 64px var(--shadow-lg);
    overflow: hidden;
}

.global-search-input-wrap,
.command-palette-input-wrap {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border);
}

.global-search-input-wrap svg,
.command-palette-input-wrap svg {
    width: 20px;
    height: 20px;
    color: var(--accent);
    flex-shrink: 0;
}

.global-search-input,
.command-palette-input {
    flex: 1;
    border: none;
    background: transparent;
    font-size: 15.5px;
    color: var(--text);
    outline: none;
}

.global-search-input::placeholder,
.command-palette-input::placeholder {
    color: var(--text-secondary);
}

.command-palette-esc {
    font-size: 10.5px;
    padding: 2px 6px;
    border-radius: 4px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    color: var(--text-secondary);
}

.global-search-hint,
.command-palette-hint {
    font-size: 12px;
    color: var(--text-secondary);
    padding: 8px 20px;
    background: var(--bg-tertiary);
    display: flex;
    align-items: center;
    gap: 16px;
    border-bottom: 1px solid var(--border);
}

.global-search-results,
.command-palette-list {
    max-height: 52vh;
    overflow-y: auto;
}

.search-result-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 20px;
    cursor: pointer;
    transition: background var(--transition), color var(--transition);
    border-bottom: 1px solid var(--border);
}

.search-result-item:last-child { border-bottom: none; }
.search-result-item:hover,
.search-result-item.focused { background: var(--bg-tertiary); }

.search-result-icon {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.search-result-icon svg {
    width: 24px;
    height: 24px;
}

.search-result-info {
    flex: 1;
    min-width: 0;
}

.search-result-name {
    font-size: 14px;
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.search-result-path {
    font-size: 12px;
    color: var(--text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.search-result-meta {
    font-size: 12px;
    color: var(--text-secondary);
    flex-shrink: 0;
}

.search-no-results {
    padding: 40px 20px;
    text-align: center;
    color: var(--text-secondary);
}

.search-no-results svg {
    width: 48px;
    height: 48px;
    margin-bottom: 12px;
    opacity: 0.5;
}

/* Modals */
.modal {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(6, 15, 18, 0.72);
    align-items: center;
    justify-content: center;
    z-index: 100;
}

.modal.active { display: flex; }

.modal-content {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 24px;
    width: 100%;
    max-width: 420px;
    margin: 16px;
    box-shadow: 0 24px 64px var(--shadow-lg);
}

.modal h3 {
    font-size: 18px;
    font-weight: 600;
    font-family: 'Fraunces', Georgia, serif;
    margin-bottom: 18px;
}

.modal-header-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 14px;
}
.modal-header-row h3 {
    margin-bottom: 0;
}

.preview-nav-group {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    flex-shrink: 0;
}
.preview-nav-btn {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    background: var(--bg);
    color: var(--text);
    cursor: pointer;
    font-size: 18px;
    line-height: 1;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: background var(--transition), border-color var(--transition);
}
.preview-nav-btn:hover:not(:disabled) {
    background: var(--bg-tertiary);
    border-color: var(--accent);
}
.preview-nav-btn:disabled {
    opacity: 0.35;
    cursor: default;
}

.modal input, .modal select {
    width: 100%;
    padding: 11px 14px;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    font-size: 14px;
    margin-bottom: 16px;
    background: var(--bg);
    color: var(--text);
    transition: border-color var(--transition), box-shadow var(--transition);
}

.modal input:focus, .modal select:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-ring);
}

.modal label {
    display: block;
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.shortcuts-modal-content { max-width: 480px; }
.shortcuts-grid {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 10px 16px;
    align-items: center;
    margin-bottom: 20px;
    max-height: 60vh;
    overflow-y: auto;
}
.shortcuts-grid > div:nth-child(odd) { white-space: nowrap; }
.shortcuts-grid > div:nth-child(even) { color: var(--text-secondary); font-size: 13px; }
.shortcuts-grid kbd, .global-search-hint kbd, .command-palette-hint kbd {
    background: var(--bg-secondary);
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 11px;
    border: 1px solid var(--border);
}

.modal-actions {
    display: flex;
    gap: 8px;
    justify-content: flex-end;
}

/* Move Modal Tree */
.move-modal-content {
    max-width: 480px;
}

/* Properties / Info Modal */
.properties-modal-content {
    max-width: 460px;
}
.properties-header {
    display: flex;
    align-items: center;
    gap: 14px;
    padding-bottom: 16px;
    margin-bottom: 16px;
    border-bottom: 1px solid var(--border);
}
.properties-icon {
    width: 46px;
    height: 46px;
    border-radius: var(--radius-md);
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.properties-icon svg { width: 28px; height: 28px; }
.properties-title-wrap { min-width: 0; flex: 1; }
.properties-title-wrap h3 {
    margin-bottom: 4px;
    font-size: 17px;
    word-break: break-word;
}
.properties-kind-badge {
    display: inline-block;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--accent);
    background: var(--accent-soft);
    padding: 2px 8px;
    border-radius: 4px;
}
.properties-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 20px;
}
.properties-row {
    display: grid;
    grid-template-columns: 92px 1fr;
    gap: 10px;
    align-items: baseline;
    font-size: 13px;
}
.properties-row dt {
    color: var(--text-secondary);
    font-weight: 500;
}
.properties-row dd {
    color: var(--text);
    word-break: break-all;
    font-variant-numeric: tabular-nums;
}
.properties-path-cell {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}
.properties-path-cell code {
    font-family: 'SF Mono', 'Consolas', monospace;
    font-size: 12px;
    background: var(--bg-tertiary);
    padding: 3px 7px;
    border-radius: 4px;
    border: 1px solid var(--border);
}
.prop-copy-btn {
    border: 1px solid var(--border);
    background: var(--bg);
    color: var(--accent);
    font-size: 11.5px;
    font-weight: 600;
    padding: 3px 8px;
    border-radius: 4px;
    cursor: pointer;
    transition: background var(--transition), border-color var(--transition);
}
.prop-copy-btn:hover {
    background: var(--bg-tertiary);
    border-color: var(--accent);
}

/* Edit Modal */
.edit-modal-content {
    max-width: 80vw;
    width: 900px;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
}

.edit-modal-content h3 {
    display: flex;
    align-items: center;
    gap: 8px;
}

.edit-modal-content h3 code {
    font-family: 'Space Grotesk', monospace;
    font-size: 14px;
    color: var(--text-secondary);
    background: var(--bg-tertiary);
    padding: 4px 8px;
    border-radius: 4px;
    max-width: 400px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Media preview modal (PDF / video / audio) */
.media-preview-content {
    max-width: 80vw;
    width: 900px;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
}

.media-preview-content h3 code {
    font-family: 'Space Grotesk', monospace;
    font-size: 14px;
    color: var(--text-secondary);
    background: var(--bg-tertiary);
    padding: 4px 8px;
    border-radius: 4px;
    max-width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    display: inline-block;
}
.media-preview-meta {
    font-size: 12px;
    color: var(--text-secondary);
    margin-top: 4px;
}

.media-preview-body {
    flex: 1;
    min-height: 55vh;
    max-height: 70vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    overflow: hidden;
    margin-bottom: 16px;
}

.media-preview-body .pdf-preview-frame {
    width: 100%;
    height: 70vh;
    border: 0;
    background: #fff;
}

.media-preview-body .media-preview-video {
    max-width: 100%;
    max-height: 70vh;
}

.media-preview-body .media-preview-audio {
    width: 100%;
    margin: 0 24px;
}

.edit-textarea {
    flex: 1;
    min-height: 400px;
    max-height: 60vh;
    font-family: 'SF Mono', 'Monaco', 'Inconsolata', 'Roboto Mono', monospace;
    font-size: 13px;
    line-height: 1.55;
    padding: 16px;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    background: var(--bg);
    color: var(--text);
    resize: vertical;
    tab-size: 4;
    margin-bottom: 16px;
}

.edit-textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-ring);
}

.edit-modal-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.edit-status {
    font-size: 13px;
    color: var(--text-secondary);
}

/* New File Modal */
.new-file-input-group {
    display: flex;
    gap: 8px;
    margin-bottom: 16px;
}

.new-file-input-group input {
    flex: 1;
    margin-bottom: 0;
}

.new-file-input-group select {
    width: auto;
    min-width: 100px;
    margin-bottom: 0;
}

.edit-status.saving {
    color: var(--accent);
}

.edit-status.error {
    color: var(--danger);
}

/* Syntax Preview (Prism) */
.syntax-preview {
    display: none;
    margin: 0 0 16px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
    max-height: 60vh;
    overflow: auto;
    font-size: 13px;
}
.syntax-preview.active { display: block; }
.edit-textarea.hidden { display: none; }
.edit-mode-toggle { display: flex; gap: 8px; margin-bottom: 10px; }
.edit-mode-btn { padding: 5px 13px; border-radius: 4px; border: 1px solid var(--border); background: transparent; color: var(--text-secondary); cursor: pointer; font-size: 12px; font-weight: 500; }
.edit-mode-btn.active { background: var(--accent); color: var(--bg); border-color: var(--accent); }

.folder-tree {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    max-height: 400px;
    overflow-y: auto;
    margin-bottom: 16px;
}

.tree-item {
    display: flex;
    align-items: center;
    padding: 10px 12px;
    cursor: pointer;
    transition: background var(--transition), color var(--transition);
    border-bottom: 1px solid var(--border);
    gap: 8px;
}

.tree-item:last-child { border-bottom: none; }

.tree-item:hover { background: var(--bg-tertiary); }

.tree-item.selected {
    background: var(--accent-soft);
    color: var(--accent);
}

.tree-item.selected .tree-folder-icon { color: var(--accent); }

.tree-toggle {
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    flex-shrink: 0;
}

.tree-toggle svg {
    width: 14px;
    height: 14px;
    transition: transform var(--transition);
}

.tree-toggle.expanded svg { transform: rotate(90deg); }
.tree-toggle.empty { visibility: hidden; }

.tree-folder-icon {
    width: 20px;
    height: 20px;
    color: var(--folder);
    flex-shrink: 0;
}

.tree-folder-name {
    font-size: 14px;
    font-weight: 500;
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.tree-path {
    font-size: 11px;
    color: var(--text-secondary);
    margin-left: auto;
    flex-shrink: 0;
}

.selected-path {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 10px 14px;
    margin-bottom: 16px;
    font-size: 13px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.selected-path svg {
    width: 16px;
    height: 16px;
    color: var(--folder);
    flex-shrink: 0;
}

.selected-path span {
    color: var(--text);
    font-weight: 500;
}

/* Rubber-band / Drag-box Selection Lasso */
.selection-lasso {
    position: fixed;
    z-index: 95;
    border: 1.5px solid var(--accent);
    background: var(--accent-soft);
    border-radius: 3px;
    pointer-events: none;
    display: none;
}
.selection-lasso.active {
    display: block;
}

/* Selection Action Bar */
.selection-bar {
    position: fixed;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 12px 20px;
    display: flex;
    align-items: center;
    gap: 16px;
    box-shadow: 0 12px 40px var(--shadow-lg);
    z-index: 100;
    opacity: 0;
    transition: transform .3s var(--spring), opacity .2s ease;
    pointer-events: none;
}

.selection-bar.show {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
    pointer-events: auto;
}

.selection-summary {
    display: flex;
    align-items: center;
    gap: 10px;
    padding-right: 16px;
    border-right: 1px solid var(--border);
}

.selection-count {
    font-size: 14px;
    font-weight: 600;
    color: var(--text);
    font-variant-numeric: tabular-nums;
}

.selection-quick-pills {
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.selection-pill {
    padding: 3px 8px;
    border-radius: 999px;
    border: 1px solid var(--border);
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    font-size: 11px;
    font-weight: 600;
    cursor: pointer;
    transition: background var(--transition), color var(--transition), border-color var(--transition);
}
.selection-pill:hover {
    color: var(--text);
    border-color: var(--accent);
    background: var(--accent-soft);
}

.selection-actions {
    display: flex;
    gap: 8px;
}

.selection-btn {
    padding: 8px 14px;
    border: 1px solid var(--border);
    background: var(--bg-secondary);
    color: var(--text);
    border-radius: var(--radius-md);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: background var(--transition), color var(--transition), border-color var(--transition);
}

.selection-btn:hover {
    background: var(--bg-tertiary);
    border-color: var(--text-secondary);
}

.selection-btn.danger {
    color: var(--danger);
}

.selection-btn.danger:hover {
    background: var(--danger);
    border-color: var(--danger);
    color: var(--on-danger);
}

.selection-btn svg {
    width: 16px;
    height: 16px;
}

.selection-clear {
    padding: 8px;
    border: none;
    background: none;
    color: var(--text-secondary);
    cursor: pointer;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background var(--transition), color var(--transition);
}

.selection-clear:hover {
    background: var(--bg-tertiary);
    color: var(--text);
}

.selection-clear svg {
    width: 18px;
    height: 18px;
}

/* Reconnect banner (offline / WS down) */
.reconnect-banner {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 8px 16px;
    font-size: 13px;
    font-weight: 600;
    color: #fff;
    background: var(--danger);
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
    transition: transform var(--motion) var(--ease), opacity var(--motion) var(--ease);
}

.reconnect-banner.show {
    transform: translateY(0);
    opacity: 1;
}

.reconnect-banner-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #fff;
    animation: reconnectPulse 1.2s ease-in-out infinite;
}

@keyframes reconnectPulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.4; transform: scale(0.7); }
}

.toast {
    position: fixed;
    bottom: 24px;
    right: 24px;
    background: var(--bg-secondary);
    color: var(--text);
    padding: 14px 20px;
    border-radius: var(--radius-lg);
    font-size: 14px;
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.25s ease, transform 0.25s var(--spring);
    z-index: 200;
    pointer-events: none;
    box-shadow: 0 12px 36px var(--shadow-lg);
    border: 1px solid var(--border);
    border-left: 3px solid var(--accent);
    display: flex;
    align-items: center;
    gap: 10px;
    overflow: hidden;
}

.toast.show {
    pointer-events: auto;
    opacity: 1;
    transform: translateY(0);
    animation: toastIn .35s var(--spring);
}
.toast-action {
    border: 0; background: var(--accent-soft); color: var(--accent);
    font: inherit; font-weight: 600; font-size: 13px;
    padding: 4px 10px; border-radius: var(--radius-sm); cursor: pointer;
}
.toast-action:hover { background: color-mix(in srgb, var(--accent) 22%, transparent); }

/* Upload Progress */
.upload-progress {
    position: fixed;
    bottom: 24px;
    left: 24px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 16px 20px;
    min-width: 300px;
    box-shadow: 0 12px 36px var(--shadow-lg);
    display: none;
    z-index: 210;
}

.upload-progress.show { display: block; }
.upload-progress h4 { font-size: 14px; margin-bottom: 10px; }

.progress-bar {
    height: 6px;
    background: var(--bg-tertiary);
    border-radius: 3px;
    overflow: hidden;
}

.progress-bar-fill {
    height: 100%;
    background: var(--accent);
    width: 0%;
    transition: width 0.25s ease;
    border-radius: 3px;
}

#fileInput { display: none; }
@keyframes fadeUp {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ===== Files layout + sidebar folder tree ===== */
.files-layout { display: flex; gap: 18px; align-items: flex-start; width: 100%; }
.files-content { flex: 1; min-width: 0; }
.files-content .nav-bar { margin-left: 0; margin-right: 0; }

.files-sidebar {
    flex: 0 0 var(--sidebar-width);
    width: var(--sidebar-width);
    position: sticky;
    top: 96px;
    align-self: flex-start;
    max-height: calc(100vh - 96px);
    display: flex;
    flex-direction: column;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: flex-basis var(--motion) var(--ease), width var(--motion) var(--ease);
}
.files-sidebar.collapsed { flex-basis: 44px; width: 44px; }
.sidebar-head {
    display: flex; align-items: center; justify-content: space-between;
    padding: 10px 12px; border-bottom: 1px solid var(--border);
    font-size: 13px; font-weight: 600; letter-spacing: 0;
    color: var(--text-secondary);
}
.files-sidebar.collapsed .sidebar-head { justify-content: center; }
.files-sidebar.collapsed .sidebar-title,
.files-sidebar.collapsed .sidebar-toolbar,
.files-sidebar.collapsed .sidebar-pins,
.files-sidebar.collapsed .sidebar-tree,
.files-sidebar.collapsed .sidebar-trash-btn { display: none; }
.sidebar-toggle {
    background: none; border: none; color: var(--text-secondary); cursor: pointer;
    display: inline-flex; padding: 4px; border-radius: var(--radius-sm); transition: var(--transition);
}
.sidebar-toggle:hover { background: var(--bg-tertiary); color: var(--text); }
.sidebar-toggle svg { width: 16px; height: 16px; transition: transform var(--motion) var(--ease); }
.files-sidebar.collapsed .sidebar-toggle svg { transform: rotate(180deg); }
.sidebar-tree { overflow-y: auto; padding: 6px; flex: 1; }

.sidebar-storage-footer {
    flex: 0 0 auto;
    padding: 8px 12px;
    font-size: 11px;
    color: var(--text-secondary);
    border-top: 1px solid var(--border);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.files-sidebar.collapsed .sidebar-storage-footer { display: none; }

/* Sidebar toolbar (1L) */
.sidebar-toolbar {
    display: flex; align-items: center; gap: 4px;
    padding: 6px 8px; border-bottom: 1px solid var(--border);
    background: var(--bg-tertiary);
}
.sidebar-tool-btn {
    width: 26px; height: 26px; border: 1px solid transparent; background: none;
    color: var(--text-secondary); cursor: pointer; border-radius: 4px;
    display: flex; align-items: center; justify-content: center;
    transition: all var(--motion-fast) ease;
}
.sidebar-tool-btn:hover { background: var(--bg-secondary); border-color: var(--border); color: var(--text); }
.sidebar-tool-btn.active { color: var(--accent); background: color-mix(in srgb, var(--accent) 14%, transparent); }
.sidebar-tool-btn svg { width: 13px; height: 13px; }
.sb-file { opacity: 0.8; }
.sb-file:hover { opacity: 1; }
.sb-file svg { width: 13px; height: 13px; color: var(--text-secondary); }
.sb-item {
    display: flex; align-items: center; gap: 6px; padding: 6px 8px;
    border-radius: var(--radius-sm); cursor: pointer; font-size: 13px;
    color: var(--text); transition: background var(--motion-fast) ease;
}
.sb-item:hover { background: var(--bg-tertiary); }
.sb-item.active { background: color-mix(in srgb, var(--accent) 16%, transparent); color: var(--accent); font-weight: 600; }
.sb-item.drop-target { background: color-mix(in srgb, var(--accent) 22%, transparent); box-shadow: inset 0 0 0 1.5px var(--accent); }
.sb-item .tree-folder-icon { width: 16px; height: 16px; color: var(--folder); flex: 0 0 auto; }
.sb-item .tree-folder-name { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.sb-item .tree-toggle {
    width: 16px; height: 16px; display: inline-flex; align-items: center; justify-content: center;
    flex: 0 0 auto; color: var(--text-secondary); border-radius: 3px;
}
.sb-item .tree-toggle svg { width: 12px; height: 12px; transition: transform var(--motion-fast) ease; }
.sb-item .tree-toggle.expanded svg { transform: rotate(90deg); }
.sb-item .tree-toggle.empty { visibility: hidden; }

/* ===== Right-click context menu ===== */
.context-menu {
    top: 0; left: 0; max-height: calc(100vh - 16px); overflow-y: auto;
    position: fixed; z-index: var(--z-menu); min-width: 190px;
    background: var(--bg-secondary); border: 1px solid var(--border);
    border-radius: var(--radius-md); box-shadow: 0 16px 48px var(--shadow-lg);
    padding: 6px; opacity: 0; transform: scale(.9); transform-origin: top left;
    pointer-events: none; transition: opacity .1s ease, transform .16s var(--spring);
}
.context-menu.show { opacity: 1; transform: scale(1); pointer-events: auto; }
.context-menu-item {
    display: flex; align-items: center; gap: 10px; width: 100%;
    padding: 8px 10px; border: none; background: none; cursor: pointer;
    color: var(--text); font: inherit; font-size: 13px; text-align: left;
    border-radius: var(--radius-sm); transition: background var(--motion-fast) ease;
}
.context-menu-item:hover { background: var(--bg-tertiary); }
.context-menu-item.danger { color: var(--danger); }
.context-menu-item svg { width: 15px; height: 15px; flex: 0 0 auto; opacity: .85; }
.context-menu-sep { height: 1px; background: var(--border); margin: 5px 4px; }

/* ===== Inline rename ===== */
.inline-rename {
    width: 100%; font: inherit; font-size: 13px; text-align: center;
    background: var(--bg); color: var(--text);
    border: 1.5px solid var(--accent); border-radius: var(--radius-sm);
    padding: 2px 6px; outline: none;
}
.file-table .inline-rename { text-align: left; }

/* ===== Toast variants ===== */
.toast.success { border-left-color: var(--success); }
.toast.error { border-left-color: var(--danger); }
.toast-ico { width: 16px; height: 16px; flex: 0 0 auto; }
.toast.success .toast-ico { color: var(--success); }
.toast.error .toast-ico { color: var(--danger); }
.toast.info .toast-ico { color: var(--accent); }

/* ===== Skeleton loaders ===== */
.skeleton {
    background: linear-gradient(100deg, var(--bg-secondary) 30%, var(--bg-tertiary) 50%, var(--bg-secondary) 70%);
    background-size: 200% 100%; animation: shimmer 1.2s ease-in-out infinite;
    border-radius: var(--radius-lg); border: 1px solid var(--border); height: 120px;
}
.file-grid .skeleton { height: auto; aspect-ratio: 4 / 4.6; }
.skeleton-row {
    height: 42px; border-radius: var(--radius-md); margin-bottom: 6px;
}
.skeleton-row:last-child { margin-bottom: 0; }
@keyframes shimmer { from { background-position: 200% 0; } to { background-position: -200% 0; } }

/* ===== Accessibility: visible focus ===== */
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

/* Column filter dropdown (1J) */
.col-filter-btn {
    width: 14px; height: 14px; border: none; background: none; padding: 0;
    color: var(--text-secondary); cursor: pointer; opacity: 0;
    transition: opacity var(--motion-fast) ease;
    display: inline-flex; align-items: center; margin-left: 4px;
    vertical-align: middle; flex-shrink: 0;
}
.file-table-header .col:hover .col-filter-btn,
.file-table-header .col.col-filtered .col-filter-btn { opacity: 1; }
.file-table-header .col.col-filtered .col-filter-btn { color: var(--accent); }
.col-filter-dropdown {
    position: fixed; z-index: 300; min-width: 200px; max-height: 300px; overflow-y: auto;
    background: var(--bg-secondary); border: 1px solid var(--border);
    border-radius: var(--radius-md); box-shadow: 0 8px 24px var(--shadow-lg);
    padding: 6px; display: none;
}
.col-filter-dropdown.show { display: block; }
.col-filter-header {
    display: flex; align-items: center; justify-content: space-between;
    padding: 4px 6px 8px; border-bottom: 1px solid var(--border); margin-bottom: 4px;
    font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.5px;
    color: var(--text-secondary);
}
.col-filter-clear-btn {
    font-size: 11px; color: var(--accent); background: none; border: none; cursor: pointer; padding: 0;
}
.col-filter-item {
    display: flex; align-items: center; gap: 8px; padding: 5px 8px;
    border-radius: var(--radius-sm); font-size: 12px; cursor: pointer; color: var(--text);
}
.col-filter-item:hover { background: var(--bg-tertiary); }
.col-filter-item input[type="checkbox"] { width: 13px; height: 13px; accent-color: var(--accent); cursor: pointer; }
.col-filter-count {
    font-size: 10px; color: var(--text-secondary); background: var(--bg-tertiary);
    padding: 1px 5px; border-radius: 10px; margin-left: auto; flex-shrink: 0;
}
.col-filter-label { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.col-filter-search-wrap {
    display: flex; align-items: center; gap: 6px;
    padding: 4px 6px; margin-bottom: 2px;
}
.col-filter-search-wrap svg { flex-shrink: 0; color: var(--text-secondary); }
.col-filter-search {
    flex: 1; border: 1px solid var(--border); background: var(--bg);
    color: var(--text); font-size: 12px; padding: 4px 8px;
    border-radius: var(--radius-sm); outline: none;
}
.col-filter-search:focus { border-color: var(--accent); }
.col-filter-search::placeholder { color: var(--text-secondary); }
.col-filter-divider { height: 1px; background: var(--border); margin: 4px 6px 6px; }

/* Inline folder expand (1K) */
.file-item--inline-child {
    background: var(--bg) !important;
    border-left: 2px solid var(--accent) !important;
    opacity: 0.92;
}
.file-item--inline-child .file-item-content { padding-left: calc(4px + var(--inline-depth, 0) * 20px); }
.file-item.folder-expanded {
    border-bottom: none;
}
.folder-expand-indicator {
    display: inline-flex; align-items: center;
    width: 16px; height: 16px; flex-shrink: 0;
    color: var(--text-secondary); cursor: pointer;
    transition: transform var(--motion-fast) ease;
}
.folder-expand-indicator.open { transform: rotate(90deg); color: var(--accent); }
.folder-expand-indicator svg { width: 10px; height: 10px; }

/* Image lightbox (1M) */
.lightbox {
    position: fixed; inset: 0; background: rgba(6, 12, 14, 0.94); z-index: 400;
    display: none; align-items: center; justify-content: center;
    overflow: hidden;
}
.lightbox.show { display: flex; }
.lightbox-toolbar {
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 410;
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 4px 6px;
    background: rgba(20, 28, 31, 0.85);
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: 999px;
}
.lightbox-tool-btn {
    height: 30px;
    min-width: 30px;
    padding: 0 8px;
    border: none;
    background: transparent;
    color: #e6efec;
    border-radius: 999px;
    cursor: pointer;
    font-size: 13px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: background var(--motion-fast) ease;
}
.lightbox-tool-btn:hover {
    background: rgba(255, 255, 255, 0.14);
}
.lightbox-zoom-readout {
    min-width: 52px;
    font-size: 12px;
    font-variant-numeric: tabular-nums;
}
.lightbox-content {
    position: relative; max-width: 90vw; max-height: 86vh;
    display: flex; align-items: center; justify-content: center;
}
.lightbox img {
    max-width: 90vw; max-height: 84vh; object-fit: contain;
    border-radius: var(--radius-md); box-shadow: 0 20px 60px rgba(0,0,0,0.6);
    transform-origin: center center;
    transition: transform 0.12s ease-out;
    user-select: none;
}
.lightbox.is-panning img {
    transition: none;
    cursor: grabbing;
}
.lightbox.is-zoomed img {
    cursor: grab;
}
.lightbox-close {
    position: fixed; top: 20px; right: 20px; width: 40px; height: 40px; z-index: 410;
    background: rgba(255,255,255,0.12); border: 1px solid rgba(255,255,255,0.14); color: #e6efec; cursor: pointer;
    border-radius: 50%; font-size: 20px; display: flex; align-items: center; justify-content: center;
    transition: background var(--motion-fast) ease;
}
.lightbox-close:hover { background: rgba(255,255,255,0.22); }
.lightbox-nav {
    position: fixed; top: 50%; transform: translateY(-50%); z-index: 410;
    width: 44px; height: 44px; background: rgba(255,255,255,0.12);
    border: 1px solid rgba(255,255,255,0.14); color: #e6efec; cursor: pointer; border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    transition: background var(--motion-fast) ease; font-size: 20px;
}
.lightbox-nav:hover { background: rgba(255,255,255,0.22); }
.lightbox-nav.prev { left: 20px; }
.lightbox-nav.next { right: 20px; }
.lightbox-caption {
    position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%); z-index: 410;
    color: rgba(255,255,255,0.85); font-size: 12.5px; white-space: nowrap;
    background: rgba(15, 22, 25, 0.82); border: 1px solid rgba(255,255,255,0.12);
    padding: 6px 16px; border-radius: 999px; max-width: 90vw; overflow: hidden; text-overflow: ellipsis;
}

/* Markdown preview (1N) */
.markdown-preview {
    display: none; padding: 16px; overflow: auto; max-height: 60vh;
    line-height: 1.7; font-size: 14px; color: var(--text);
    border: 1px solid var(--border); border-radius: var(--radius-md);
    background: var(--bg); margin-bottom: 16px;
}
.markdown-preview.active { display: block; }
.markdown-preview h1, .markdown-preview h2, .markdown-preview h3 {
    margin: 1em 0 0.5em; font-family: 'Fraunces', serif;
    border-bottom: 1px solid var(--border); padding-bottom: 0.3em;
}
.markdown-preview h1 { font-size: 1.8em; }
.markdown-preview h2 { font-size: 1.4em; }
.markdown-preview h3 { font-size: 1.2em; }
.markdown-preview p { margin: 0.8em 0; }
.markdown-preview code { background: var(--bg-tertiary); padding: 2px 5px; border-radius: 3px; font-size: 0.9em; }
.markdown-preview pre { background: var(--bg-tertiary); padding: 12px; border-radius: 6px; overflow: auto; }
.markdown-preview pre code { background: none; padding: 0; }
.markdown-preview a { color: var(--accent); }
.markdown-preview ul, .markdown-preview ol { padding-left: 1.5em; margin: 0.5em 0; }
.markdown-preview blockquote { border-left: 3px solid var(--accent); padding-left: 12px; color: var(--text-secondary); margin: 0.8em 0; }
.markdown-preview table { border-collapse: collapse; width: 100%; margin: 0.8em 0; }
.markdown-preview th, .markdown-preview td { border: 1px solid var(--border); padding: 6px 10px; font-size: 13px; }
.markdown-preview th { background: var(--bg-tertiary); font-weight: 600; }

/* --- Real-time WS motion: new / changed items --- */
@keyframes itemNew {
    0% { opacity: 0; transform: scale(.94); box-shadow: 0 0 0 0 var(--accent-ring); }
    55% { opacity: 1; box-shadow: 0 0 0 6px var(--accent-soft); }
    100% { opacity: 1; transform: scale(1); box-shadow: 0 0 0 0 transparent; }
}
.file-item.item-new { animation: itemNew .45s var(--ease) backwards; }
@keyframes itemFlash {
    0%, 100% { background: var(--bg-secondary); }
    35% { background: color-mix(in srgb, var(--accent) 18%, var(--bg-secondary)); }
}
.file-item.item-flash { animation: itemFlash .9s ease backwards; }

/* --- Breadcrumb segment entrance --- */
@keyframes bcIn {
    from { opacity: 0; transform: translateX(-6px); }
    to { opacity: 1; transform: translateX(0); }
}
.breadcrumb-item.bc-in { animation: bcIn .22s var(--ease) both; }

/* --- Sidebar tree first-paint scroll-in --- */
@keyframes sbEnter {
    from { opacity: 0; transform: translateX(-10px); }
    to { opacity: 1; transform: translateX(0); }
}
.sb-item.sb-enter { animation: sbEnter .28s var(--ease) both; }

/* --- Full-viewport drag-and-drop overlay --- */
.drop-overlay {
    position: fixed; inset: 0; z-index: 300;
    background: color-mix(in srgb, var(--bg) 82%, transparent);
    display: flex; align-items: center; justify-content: center;
    opacity: 0; pointer-events: none;
    transition: opacity .18s ease;
}
.drop-overlay.show { opacity: 1; }
.drop-overlay-box {
    display: flex; flex-direction: column; align-items: center; gap: 14px;
    padding: 48px 64px; border: 2.5px dashed var(--accent);
    border-radius: var(--radius-xl);
    background: color-mix(in srgb, var(--accent) 8%, var(--bg-secondary));
    color: var(--text);
    box-shadow: 0 24px 64px var(--shadow-lg);
    transform: scale(.94);
    transition: transform .22s var(--spring);
}
.drop-overlay.show .drop-overlay-box { transform: scale(1); }

.drop-overlay-icon { width: 56px; height: 56px; color: var(--accent); }
.drop-overlay-text { font-size: 18px; font-weight: 600; font-family: 'Fraunces', serif; }
.drop-overlay-sub { font-size: 13px; color: var(--text-secondary); }

/* --- Upload progress list + checkmark draw --- */
.upload-progress-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 10px; }
.upload-progress-header h4 { margin-bottom: 0; font-size: 14px; }
.upload-progress-close {
    display: none; width: 26px; height: 26px; border: none; background: none;
    color: var(--text-secondary); cursor: pointer; border-radius: var(--radius-sm);
    align-items: center; justify-content: center;
}
.upload-progress-close svg { width: 14px; height: 14px; }
.upload-progress-close:hover { background: var(--bg-tertiary); color: var(--text); }
.upload-progress.show-close .upload-progress-close { display: flex; }
.upload-progress-meta { font-size: 12px; color: var(--text-secondary); margin-top: 8px; }
.upload-progress-list { max-height: 200px; overflow-y: auto; margin-top: 10px; display: flex; flex-direction: column; gap: 8px; }
.upload-progress-item { font-size: 12px; }
.upload-progress-row { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 4px; }
.upload-progress-name { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.upload-progress-status { color: var(--text-secondary); flex-shrink: 0; display: inline-flex; align-items: center; }
.upload-progress-bar { height: 3px; background: var(--bg-tertiary); border-radius: 2px; overflow: hidden; }
.upload-progress-bar-fill { height: 100%; width: 0%; background: var(--accent); border-radius: 2px; transition: width .25s var(--ease); }
.upload-progress-item.error .upload-progress-bar-fill { background: var(--danger); }
.upload-progress-error { color: var(--danger); font-size: 11px; margin-top: 3px; }
.upload-progress-error:empty { display: none; }
@keyframes checkDraw { to { stroke-dashoffset: 0; } }
.upload-check { width: 15px; height: 15px; color: var(--success); }
.upload-check polyline { stroke-dasharray: 24; stroke-dashoffset: 24; animation: checkDraw .4s ease .05s forwards; }

/* --- Toast: spring slide-in + auto-dismiss progress bar --- */
@keyframes toastIn {
    from { opacity: 0; transform: translateY(28px) scale(.95); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}
@keyframes toastBar { from { transform: scaleX(1); } to { transform: scaleX(0); } }
.toast-progress {
    position: absolute; left: 0; right: 0; bottom: 0; height: 2.5px;
    background: var(--accent); transform-origin: left;
    animation: toastBar 3s linear forwards;
}
.toast.success .toast-progress { background: var(--success); }
.toast.error .toast-progress { background: var(--danger); }
.toast:hover .toast-progress { animation-play-state: paused; }

/* --- Modal entrance / exit --- */
@keyframes modalFadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes modalFadeOut { from { opacity: 1; } to { opacity: 0; } }
@keyframes modalPanelIn {
    0% { opacity: 0; transform: scale(.96) translateY(8px); }
    65% { transform: scale(1.004) translateY(-1px); }
    100% { opacity: 1; transform: scale(1) translateY(0); }
}
@keyframes modalPanelOut {
    from { opacity: 1; transform: scale(1); }
    to { opacity: 0; transform: scale(.97) translateY(4px); }
}
.modal.active,
.global-search.active,
.command-palette.active { animation: modalFadeIn .18s ease; }
.modal.active .modal-content,
.global-search.active .global-search-panel,
.command-palette.active .command-palette-panel { animation: modalPanelIn .24s var(--ease); }
.modal.closing,
.global-search.closing,
.command-palette.closing { display: flex; animation: modalFadeOut .15s ease forwards; pointer-events: none; }
.modal.closing .modal-content,
.global-search.closing .global-search-panel,
.command-palette.closing .command-palette-panel { animation: modalPanelOut .15s ease forwards; }

/* Workspace navigation and quick access */
[hidden] { display: none !important; }
button, input, select, textarea { font: inherit; }
button:disabled { cursor: wait; opacity: .55; }
button:focus-visible, a:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
.brand-caption { font: 10px 'Space Grotesk', sans-serif; letter-spacing: .16em; color: var(--text-secondary); border-left: 1px solid var(--border); padding-left: 16px; margin-left: 8px; }
.workspace-heading { display: flex; justify-content: space-between; align-items: flex-end; gap: 16px; margin: 6px 0 20px; }
.workspace-title { min-width: 0; }
.eyebrow { font-size: 13px; font-weight: 500; letter-spacing: 0; color: var(--text-secondary); margin-bottom: 4px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.workspace-heading h1 { font-family: 'Fraunces', Georgia, serif; font-size: clamp(28px, 3.2vw, 40px); font-weight: 600; line-height: 1.1; letter-spacing: -.015em; overflow-wrap: anywhere; }
.workspace-heading p { font-size: 13.5px; color: var(--text-secondary); margin-top: 8px; font-variant-numeric: tabular-nums; }
.workspace-tools { display: flex; gap: 6px; flex-shrink: 0; }
.workspace-tools .btn { font-size: 12.5px; height: 34px; padding: 0 12px; }
#pinFolderBtn[aria-pressed="true"] { color: var(--accent); border-color: var(--accent); background: var(--accent-soft); }
#pinFolderBtn:disabled { display: none; }
.mobile-folders { display: none; }
.mobile-folders svg { width: 15px; height: 15px; }
.sidebar-pins { border-bottom: 1px solid var(--border); padding: 12px 8px; }
.sidebar-pins h2 { font-size: 10px; letter-spacing: .12em; color: var(--text-secondary); padding: 0 8px 8px; font-weight: 600; }
.pin-entry { display: flex; align-items: center; gap: 4px; }
.pin-link { display: flex; align-items: center; gap: 8px; flex: 1; min-width: 0; border: none; background: none; color: var(--text-secondary); padding: 8px; cursor: pointer; font-size: 12px; border-radius: var(--radius-sm); }
.pin-link span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.pin-link svg { width: 15px; height: 15px; flex-shrink: 0; color: var(--folder); }
.pin-link:hover, .pin-link.active { color: var(--text); background: var(--bg-tertiary); }
.unpin-btn { background: none; border: none; color: var(--text-secondary); cursor: pointer; padding: 6px; border-radius: 4px; }
.unpin-btn:hover { color: var(--danger); background: var(--bg-tertiary); }
.pin-empty { font-size: 11px; color: var(--text-secondary); padding: 0 8px; line-height: 1.5; }
.filter-summary { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 8px 12px; margin-bottom: 12px; font-size: 12px; background: var(--bg-tertiary); border-radius: var(--radius-sm); border: 1px solid var(--border); }
.text-button { background: none; border: none; color: var(--accent); cursor: pointer; text-decoration: underline; font-size: 12px; font-weight: 500; }
.skip-link { position: fixed; top: -100px; left: 16px; padding: 12px; background: var(--bg-secondary); color: var(--text); z-index: 1000; border-radius: var(--radius-sm); border: 1px solid var(--border); }
.skip-link:focus { top: 12px; }
.file-item:focus-within .file-actions { opacity: 1; pointer-events: auto; transform: none; }

/* --- Home: "Recently added" strip --- */
.recent-strip { margin: 0 0 16px; }
.recent-strip.is-filtering { display: none; }
.recent-head { display: flex; align-items: baseline; gap: 10px; margin: 0 2px 10px; }
.recent-head h2 { font-family: 'Fraunces', Georgia, serif; font-size: 17px; font-weight: 600; letter-spacing: -.01em; }
.recent-hint { font-size: 12px; color: var(--text-secondary); }
.recent-list {
    display: flex; gap: 12px; overflow-x: auto; padding: 2px 2px 12px;
    scroll-snap-type: x proximity; scrollbar-width: thin; scrollbar-color: var(--border) transparent;
    -webkit-mask-image: linear-gradient(to right, #000 calc(100% - 48px), transparent);
    mask-image: linear-gradient(to right, #000 calc(100% - 48px), transparent);
}
.recent-card {
    --kind: var(--text-secondary);
    flex: 0 0 172px; scroll-snap-align: start;
    display: flex; flex-direction: column; text-align: left; padding: 0;
    background: var(--bg-secondary); color: var(--text);
    border: 1px solid var(--border); border-radius: var(--radius-lg); overflow: hidden;
    box-shadow: var(--elev-1); cursor: pointer;
    animation: cardIn .4s var(--ease) backwards; animation-delay: calc(min(var(--i, 0), 10) * 35ms);
    transition: transform var(--motion) var(--ease), box-shadow var(--motion) var(--ease), border-color var(--transition);
}
.recent-card:hover { transform: translateY(-2px); box-shadow: var(--elev-2); border-color: color-mix(in srgb, var(--accent) 28%, var(--border)); }
.recent-card:last-child { margin-right: 40px; }
.recent-thumb {
    position: relative; aspect-ratio: 16 / 10; overflow: hidden;
    display: flex; align-items: center; justify-content: center;
    border-bottom: 1px solid color-mix(in srgb, var(--border) 70%, transparent);
    background:
        radial-gradient(120% 95% at 50% 0%, color-mix(in srgb, var(--kind) 15%, transparent), transparent 75%),
        color-mix(in srgb, var(--kind) 5%, var(--bg-tertiary));
}
.recent-thumb svg { width: 30%; height: auto; max-width: 48px; }
.recent-thumb .file-icon-ext { display: none; }
.recent-thumb img {
    position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover;
    opacity: 0; transition: opacity .3s ease, transform .5s var(--ease);
}
.recent-thumb img.loaded { opacity: 1; }
.recent-card:hover .recent-thumb img.loaded { transform: scale(1.04); }
.recent-name { padding: 9px 11px 0; font-size: 12.5px; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.recent-meta { padding: 2px 11px 0; font-size: 11px; color: var(--text-secondary); font-variant-numeric: tabular-nums; }
.recent-where { padding: 1px 11px 10px; font-size: 11px; color: var(--text-secondary); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

/* --- Mobile floating upload button --- */
.upload-fab {
    display: none; position: fixed; z-index: 90;
    right: 18px; bottom: calc(18px + env(safe-area-inset-bottom, 0px));
    width: 56px; height: 56px; border-radius: 18px; border: none;
    background: var(--accent); color: var(--on-accent); cursor: pointer;
    align-items: center; justify-content: center;
    box-shadow: 0 12px 28px -10px var(--accent), 0 4px 12px var(--shadow-lg);
    transition: transform .25s var(--spring), opacity .2s ease;
}
.upload-fab svg { width: 24px; height: 24px; }
.upload-fab:active { transform: scale(.94); }
.camera-fab {
    display: none; position: fixed; z-index: 90;
    right: 84px; bottom: calc(22px + env(safe-area-inset-bottom, 0px));
    width: 48px; height: 48px; border-radius: 16px;
    border: 1px solid var(--border); background: var(--bg-secondary); color: var(--text);
    align-items: center; justify-content: center; cursor: pointer;
    box-shadow: var(--elev-2);
}
.camera-fab svg { width: 22px; height: 22px; }
.camera-fab:active { transform: scale(.94); }
body:has(.selection-bar.show) .upload-fab,
body:has(.upload-progress.show) .upload-fab,
body:has(.selection-bar.show) .camera-fab,
body:has(.upload-progress.show) .camera-fab { transform: translateY(140%); opacity: 0; pointer-events: none; }
.upload-progress-actions { display: flex; gap: 6px; margin-top: 4px; }
.upload-mini {
    border: 1px solid var(--border); background: var(--bg-tertiary); color: var(--text);
    font: inherit; font-size: 12px; font-weight: 600; padding: 3px 8px;
    border-radius: var(--radius-sm); cursor: pointer;
}
.upload-mini[hidden] { display: none; }

/* --- Card / row entrance + folder-swap view transition --- */
@keyframes cardIn {
    from { opacity: 0; transform: translateY(10px) scale(.985); }
    to { opacity: 1; transform: none; }
}
@keyframes rowIn {
    from { opacity: 0; transform: translateY(4px); }
    to { opacity: 1; transform: none; }
}
::view-transition-old(root), ::view-transition-new(root) { animation-duration: .2s; animation-timing-function: var(--ease); }

/* --- Header, sidebar & chrome polish --- */
.header { box-shadow: 0 1px 0 color-mix(in srgb, var(--border) 60%, transparent); border-bottom-color: transparent; }
.status { height: 30px; padding: 0 10px; border-radius: 999px; background: var(--bg-secondary); border: 1px solid var(--border); }
.files-sidebar { box-shadow: var(--elev-1); border-radius: var(--radius-xl); }
.sidebar-head { padding: 12px 14px; letter-spacing: 0; font-size: 13px; text-transform: none; }
.sidebar-toolbar { background: transparent; padding: 6px 10px; }
.sb-item { padding: 7px 8px; border-radius: 8px; position: relative; }
.sb-item.active { background: var(--accent-soft); color: var(--text); font-weight: 600; }
.sb-item.active::before {
    content: ""; position: absolute; left: 0; top: 7px; bottom: 7px; width: 3px; border-radius: 3px; background: var(--accent);
}
.sb-item.active .tree-folder-icon { color: var(--accent); }
.sidebar-storage-footer { padding: 10px 14px; background: color-mix(in srgb, var(--bg-tertiary) 50%, transparent); }
.toast { border-radius: 14px; backdrop-filter: none; }
.selection-bar { border-radius: 16px; }

@media (hover: none) {
    .file-actions { opacity: 1; pointer-events: auto; transform: none; }
    .file-grid .file-action-btn:not(.more-btn) { display: none; }
    .crumb-edit { opacity: 1; }
}
@media (pointer: coarse) {
    .file-action-btn { width: 36px; height: 36px; }
    .file-table .file-action-btn { width: 40px; height: 40px; }
    .theme-toggle, .icon-btn { min-width: 40px; min-height: 40px; }
    .sb-item, .tree-item, .context-menu-item, .pop-menu-item { min-height: 40px; }
}
@media (max-width: 1200px) {
    .cb-find { flex: 1 1 100%; }
    .files-sidebar { --sidebar-width: 212px; }
}
@media (max-width: 1024px) {
    .toolbar { gap: 6px; }
    .cb-tools { padding-left: 0; border-left: none; }
    .zoom-slider { width: 56px; }
    .split-label { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
    .split-btn .split-main { padding: 0 10px; }
}
@media (max-width: 768px) {
    .main { padding: 18px 16px 110px; }
    .header { min-height: 64px; padding: 12px 16px; }
    .brand-caption, .cmd-trigger-label { display: none; }
    .cmd-trigger { padding: 0 10px; }
    .header-actions { gap: 8px; }
    .files-layout { flex-direction: column; }
    .files-content { width: 100%; }
    .files-sidebar { display: none; position: static; width: 100%; flex-basis: auto; max-height: 340px; }
    .files-sidebar.mobile-open { display: flex; }
    .files-sidebar.mobile-open.collapsed { width: 100%; }
    .mobile-folders { display: inline-flex; }
    .workspace-heading { flex-direction: column; align-items: stretch; gap: 12px; margin-bottom: 14px; }
    .workspace-tools { flex-wrap: wrap; }
    .toolbar { padding: 6px; gap: 6px; border-radius: var(--radius-lg); }
    .cb-find { flex-wrap: wrap; }
    .cb-find .toolbar-search { flex: 1 1 100%; }
    .cb-find .cb-select { flex: 1 1 0; min-width: 0; }
    .cb-select select { width: 100%; min-width: 0; }
    .cb-tools { padding-left: 0; border-left: none; }
    .cb-actions #uploadBtn { display: none; }
    .split-label { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
    .split-btn .split-main { padding: 0 10px; }
    .upload-fab, .camera-fab { display: flex; }
    .docs-label { display: none; }
    .docs-link { padding: 0 10px; }
    .nav-bar { top: 64px; margin: 0 0 12px; padding: 6px 0; }
    .file-grid { gap: 10px; }
    .recent-card { flex-basis: 148px; }
    .selection-bar { padding: 10px 16px; gap: 12px; }
    .toast { right: 16px; left: 16px; bottom: 16px; }
    .upload-progress { left: 16px; right: 16px; min-width: auto; }
}
@media (max-width: 480px) {
    .zoom-control { display: none; }
    .file-grid { grid-template-columns: repeat(2, minmax(0, 1fr)) !important; }
    .file-grid .file-name { font-size: 12.5px; padding: 8px 10px 0; }
    .file-grid .file-meta { padding: 2px 10px 9px; }
    .nav-meta { display: none; }
    .breadcrumb-item { min-height: 30px; }
    .selection-bar { left: 12px; right: 12px; transform: translateY(100px); flex-wrap: wrap; justify-content: center; }
    .selection-bar.show { transform: translateY(0); }
    .selection-summary { border-right: none; padding-right: 0; }
    .drop-overlay-box { padding: 32px 24px; margin: 0 16px; }
    .drop-zone { padding: 40px 16px; }
}
/* Preview pane and split handles */
.files-layout { align-items: flex-start; }
.sidebar-resize, .inspector-resize {
    position: absolute; top: 0; bottom: 0; width: 10px; cursor: col-resize; z-index: 3;
    touch-action: none;
}
.sidebar-resize { right: -5px; }
.inspector-resize { left: -5px; }
.sidebar-resize:hover, .inspector-resize:hover,
body.is-resizing-split .sidebar-resize, body.is-resizing-split .inspector-resize {
    background: color-mix(in srgb, var(--accent) 35%, transparent);
}
body.is-resizing-split, body.is-resizing-split * { cursor: col-resize !important; user-select: none; }
body.is-resizing-split .files-sidebar,
body.is-resizing-split .inspector { transition: none; }
.files-sidebar.collapsed .sidebar-resize { display: none; }
.sidebar-trash-btn {
    margin: 8px; border: 1px solid var(--border); background: transparent; color: var(--text-secondary);
    font: inherit; font-size: 13px; font-weight: 600; padding: 8px 10px; border-radius: var(--radius-md);
    cursor: pointer; text-align: left;
}
.sidebar-trash-btn:hover { color: var(--text); background: var(--bg-tertiary); }
.inspector {
    display: none; flex: 0 0 var(--inspector-width); width: var(--inspector-width);
    position: sticky; top: 96px; align-self: flex-start;
    max-height: calc(100vh - 112px);
    flex-direction: column; background: var(--bg-secondary);
    border: 1px solid var(--border); border-radius: var(--radius-xl);
    box-shadow: var(--elev-1); overflow: hidden;
}
.files-layout.inspector-open .inspector { display: flex; }
.inspector-head {
    display: flex; align-items: center; justify-content: space-between;
    padding: 12px 14px; border-bottom: 1px solid var(--border);
    font-size: 13px; font-weight: 600;
}
.inspector-body { overflow: auto; padding: 14px; display: flex; flex-direction: column; gap: 10px; min-height: 0; }
.inspector-empty { color: var(--text-secondary); font-size: 14px; line-height: 1.45; margin: 12px 0; }
.inspector-name { font-size: 16px; font-weight: 600; line-height: 1.3; word-break: break-word; }
.inspector-meta { color: var(--text-secondary); font-size: 13px; }
.inspector-media, .inspector-frame {
    width: 100%; max-height: 280px; object-fit: contain; background: var(--bg-tertiary);
    border-radius: var(--radius-md); border: 1px solid var(--border);
}
.inspector-frame { height: 280px; border: 1px solid var(--border); }
.inspector-text {
    margin: 0; max-height: 280px; overflow: auto; padding: 10px 12px;
    background: var(--field); border: 1px solid var(--border); border-radius: var(--radius-md);
    font-size: 12.5px; line-height: 1.45; white-space: pre-wrap; word-break: break-word;
}
.inspector-actions { display: flex; flex-wrap: wrap; gap: 8px; }
.inspector-scrim[hidden] { display: none !important; }
.inspector-scrim { display: none; }
.trash-lead { color: var(--text-secondary); font-size: 14px; margin: 0 0 12px; }
.trash-list { display: flex; flex-direction: column; gap: 8px; max-height: 50vh; overflow: auto; }
.trash-row {
    display: flex; align-items: center; gap: 10px; padding: 8px 10px;
    border: 1px solid var(--border); border-radius: var(--radius-md); background: var(--field);
}
.trash-row-name { font-weight: 600; font-size: 14px; word-break: break-word; }
.trash-row-path { color: var(--text-secondary); font-size: 12px; word-break: break-all; }
.trash-row-main { flex: 1; min-width: 0; }
.trash-modal-content { width: min(520px, 100%); }

@media (max-width: 768px) {
    .sidebar-resize, .inspector-resize { display: none; }
    .inspector {
        display: flex; position: fixed; z-index: 80;
        left: 8px; right: 8px; bottom: 8px; top: auto;
        width: auto; flex: none; max-height: min(72vh, 560px);
        transform: translateY(110%);
        transition: transform var(--motion) var(--ease);
        box-shadow: var(--elev-2);
    }
    .files-layout.inspector-open .inspector { transform: translateY(0); }
    .inspector-scrim:not([hidden]) {
        display: block; position: fixed; inset: 0; z-index: 79;
        background: rgba(16, 22, 24, .45);
    }
    /* Keep the selection bar in its usual spot and sit the sheet just above it. */
    body:has(.selection-bar.show) .inspector {
        bottom: 156px;
        max-height: min(52vh, 420px);
        z-index: 110;
    }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: .001ms !important;
        animation-iteration-count: 1 !important;
        animation-delay: 0ms !important;
        transition-duration: .001ms !important;
        scroll-behavior: auto !important;
    }
    .file-grid .file-item:hover, .recent-card:hover { transform: none; }
    .file-grid .file-item:hover .file-thumb.loaded, .recent-card:hover .recent-thumb img.loaded { transform: none; }
}

/* Touch devices have no keyboard shortcut to advertise. */
@media (pointer: coarse) {
    .cmd-trigger-kbd { display: none; }
}

/* ===== v2 polish: connection states, focus, touch, mobile ===== */
.reconnect-banner {
    top: auto; bottom: calc(16px + env(safe-area-inset-bottom, 0px)); left: 50%; right: auto;
    transform: translate(-50%, 140%); width: max-content; max-width: calc(100vw - 32px);
    padding: 8px 8px 8px 14px; border-radius: 999px;
    background: var(--bg-secondary); color: var(--text); border: 1px solid var(--border-strong);
    box-shadow: var(--elev-2); font-weight: 500; font-size: var(--fs-sm); pointer-events: none;
}
.reconnect-banner.show { transform: translate(-50%, 0); pointer-events: auto; }
.reconnect-banner-dot { background: var(--warn); flex: 0 0 auto; }
.reconnect-banner.is-offline .reconnect-banner-dot { background: var(--danger); animation: none; }
.reconnect-banner-retry {
    border: 1px solid var(--border); background: var(--bg-tertiary); color: var(--text);
    font-size: var(--fs-xs); font-weight: 600; padding: 4px 12px; border-radius: 999px; cursor: pointer;
}
.reconnect-banner-retry:hover { border-color: var(--accent-border); color: var(--accent); }
body:has(.selection-bar.show) .reconnect-banner { bottom: calc(96px + env(safe-area-inset-bottom, 0px)); }
.status-dot.reconnecting { background: var(--warn); }
.status.is-offline .status-dot { background: var(--danger); }

/* Every interactive control gets the same visible ring, including ones that drop their outline. */
.zoom-slider:focus-visible { outline: 2px solid var(--accent); outline-offset: 6px; }
.file-item-content:focus-visible, .context-menu-item:focus-visible, .sb-item:focus-visible,
.search-result-item:focus-visible, .command-palette-item:focus-visible { outline: 2px solid var(--accent); outline-offset: -2px; }
.modal input:focus-visible, .modal select:focus-visible, .edit-textarea:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; box-shadow: none; }

/* Type rhythm */
.modal h3 { font-size: var(--fs-xl); line-height: var(--lh-tight); letter-spacing: -.01em; }
.modal p.modal-lead { color: var(--text-secondary); font-size: var(--fs-sm); line-height: var(--lh-body); margin: -10px 0 var(--space-4); }
.empty-state p { line-height: var(--lh-tight); }
.empty-state .empty-hint { margin: var(--space-2) auto 0; }
.inspector-name { font-family: 'Fraunces', Georgia, serif; font-size: var(--fs-xl); letter-spacing: -.01em; }

/* Error state for a folder that failed to load */
.empty-state .empty-retry { display: none; }
.empty-state.is-error .empty-actions { display: flex; }
.empty-state.is-error .empty-actions > :not(.empty-retry) { display: none; }
.empty-state.is-error .empty-retry { display: inline-flex; }
.empty-state.is-error .empty-illustration { border-color: color-mix(in srgb, var(--danger) 40%, var(--border)); background: color-mix(in srgb, var(--danger) 8%, var(--bg-secondary)); }
.empty-state.is-error .empty-box { color: var(--danger); }

/* Global search states */
.search-state { display: flex; flex-direction: column; align-items: center; gap: var(--space-2); padding: var(--space-8) var(--space-4); color: var(--text-secondary); font-size: var(--fs-sm); text-align: center; }
.search-state strong { color: var(--text); font-size: var(--fs-md); font-weight: 600; }
.search-state .btn { margin-top: var(--space-2); }
.search-skeleton { height: 44px; margin: 6px 12px; border-radius: var(--radius-md); }

.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* Touch: 44px targets */
@media (pointer: coarse) {
    :root { --tap: 44px; }
    .btn, .selection-btn, .cmd-trigger, .docs-link, .theme-toggle, .icon-btn, .header-icon-btn,
    .preview-nav-btn, .modal .btn, .crumb-edit, .sidebar-toggle, .sidebar-tool-btn, .upload-mini { min-height: 44px; min-width: 44px; }
    .view-switch { height: 44px; }
    .view-seg { width: 42px; }
    .toolbar-search, .cb-select { height: 44px; }
    .breadcrumb-item { min-height: 40px; }
    .sb-item, .tree-item, .context-menu-item, .pop-menu-item, .command-palette-item, .search-result-item, .activity-item { min-height: 44px; }
    .selection-pill { min-height: 32px; padding: 4px 12px; }
    .selection-clear { min-width: 44px; min-height: 44px; }
    .file-action-btn.more-btn { width: 44px; height: 44px; }
    .cb-tools .shortcuts-btn { display: none; }
}

@media (max-width: 768px) {
    /* A closed preview sheet must not peek above the selection bar. */
    .inspector { visibility: hidden; transition: transform var(--motion) var(--ease), visibility 0s linear var(--motion); }
    .files-layout.inspector-open .inspector { visibility: visible; transition-delay: 0s; }
}

@media (max-width: 640px) {
    .header { padding: 10px 12px; gap: 8px; }
    .header-actions { gap: 6px; }
    .logo { font-size: 19px; }
    .docs-link { display: none; }
    .status { width: 44px; height: 44px; padding: 0; justify-content: center; }
    .status #statusText { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
    .main { padding: 14px 12px 120px; }
    .workspace-heading h1 { font-size: 30px; }
    .toolbar { padding: 6px; }
    .cb-view, .cb-tools, .cb-actions { flex: 0 0 auto; }
    .toolbar { flex-wrap: wrap; }
    .cb-view { order: 2; }
    .cb-tools { order: 3; }
    .cb-actions { order: 4; margin-left: auto; }
    .nav-bar { top: 64px; }

    /* Selection bar: full-width bottom dock, labelled icon actions */
    .selection-bar {
        left: 8px; right: 8px; bottom: calc(8px + env(safe-area-inset-bottom, 0px));
        transform: translateY(130%); padding: 10px; gap: 8px;
        flex-direction: column; align-items: stretch; border-radius: var(--radius-xl);
    }
    .selection-bar.show { transform: translateY(0); }
    .selection-summary { border-right: none; padding: 0 2px; justify-content: space-between; padding-right: 48px; }
    .selection-actions { display: grid; grid-auto-flow: column; grid-auto-columns: 1fr; gap: 6px; }
    .selection-btn { flex-direction: column; justify-content: center; gap: 3px; padding: 6px 4px; min-height: 52px; font-size: var(--fs-2xs); }
    .selection-btn svg { width: 18px; height: 18px; }
    .selection-clear { position: absolute; top: 6px; right: 6px; }
    body:has(.selection-bar.show) .inspector { bottom: 140px; }

    /* Dialogs become bottom sheets */
    .modal { align-items: flex-end; }
    .modal .modal-content {
        max-width: none; width: 100%; margin: 0; max-height: 92vh; overflow-y: auto;
        border-radius: var(--radius-xl) var(--radius-xl) 0 0; border-bottom: none;
        padding: 18px 16px calc(16px + env(safe-area-inset-bottom, 0px));
    }
    .modal .modal-content::before {
        content: ""; display: block; width: 36px; height: 4px; border-radius: 4px;
        background: var(--border-strong); margin: -6px auto 12px;
    }
    .modal-actions { flex-wrap: wrap; }
    .modal-actions .btn { flex: 1 1 auto; }
    .modal.active .modal-content { animation: sheetIn .26s var(--ease); }
    .edit-modal-content, .media-preview-content { height: 92vh; }
    .reconnect-banner { bottom: calc(84px + env(safe-area-inset-bottom, 0px)); }
}
@keyframes sheetIn { from { transform: translateY(40px); opacity: .4; } to { transform: none; opacity: 1; } }
.search-no-results-hint { display: block; font-size: var(--fs-xs); color: var(--text-secondary); margin: var(--space-1) auto 0; max-width: 340px; line-height: var(--lh-body); }

/* ===== Activity drawer: a timeline of what changed ===== */
.activity-drawer {
    position: fixed; z-index: var(--z-drawer); top: 76px; right: 16px; bottom: 16px;
    width: min(380px, calc(100vw - 32px)); display: flex; flex-direction: column;
    background: var(--bg-secondary); border: 1px solid var(--border); border-radius: var(--radius-xl);
    box-shadow: 0 24px 64px var(--shadow-lg);
    transform: translateX(calc(100% + 24px)); visibility: hidden;
    transition: transform var(--motion) var(--ease), visibility 0s linear var(--motion);
}
.activity-drawer.open { transform: none; visibility: visible; transition-delay: 0s; }
.activity-drawer:focus { outline: none; }
.activity-drawer:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.activity-head {
    display: flex; align-items: flex-start; gap: var(--space-2);
    padding: var(--space-4) var(--space-3) var(--space-3) var(--space-5); border-bottom: 1px solid var(--border);
}
.activity-title { flex: 1; min-width: 0; }
.activity-title h2 { font-family: 'Fraunces', Georgia, serif; font-size: var(--fs-xl); font-weight: 600; line-height: var(--lh-tight); letter-spacing: -.01em; }
.activity-title p { font-size: var(--fs-xs); color: var(--text-secondary); margin-top: 2px; }
.activity-head .text-button { padding: 6px 8px; margin-top: 2px; }
.activity-list { list-style: none; overflow-y: auto; padding: var(--space-2) var(--space-2) var(--space-4); flex: 1; min-height: 0; }
.activity-item { --kind: var(--accent); position: relative; }
.activity-item[data-kind="delete"], .activity-item[data-kind="purge"] { --kind: var(--danger); }
.activity-item[data-kind="rename"], .activity-item[data-kind="move"], .activity-item[data-kind="edit"] { --kind: var(--icon-doc); }
.activity-item[data-kind="tags"], .activity-item[data-kind="other"] { --kind: var(--folder); }
/* The rail: one continuous line through every event's icon */
.activity-item::before {
    content: ""; position: absolute; left: 27px; top: 0; bottom: 0; width: 2px;
    background: var(--border);
}
.activity-item:first-child::before { top: 24px; }
.activity-item:last-child::before { bottom: calc(100% - 24px); }
.activity-item:only-child::before { display: none; }
.activity-link {
    position: relative; width: 100%; display: flex; align-items: flex-start; gap: var(--space-3);
    padding: 10px 10px 10px 12px; border: none; background: none; color: var(--text);
    border-radius: var(--radius-md); cursor: pointer; text-align: left; font-size: var(--fs-sm);
}
.activity-link:hover { background: var(--bg-tertiary); }
.activity-icon {
    flex: 0 0 auto; width: 30px; height: 30px; border-radius: 50%;
    display: inline-flex; align-items: center; justify-content: center;
    color: var(--kind); background: color-mix(in srgb, var(--kind) 14%, var(--bg-secondary));
    border: 1px solid color-mix(in srgb, var(--kind) 40%, var(--border)); position: relative;
}
.activity-icon svg { width: 14px; height: 14px; }
.activity-main { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 2px; padding-top: 1px; }
.activity-text { font-weight: 600; line-height: 1.35; overflow-wrap: anywhere; }
.activity-meta { display: flex; flex-wrap: wrap; gap: 0 10px; font-size: var(--fs-xs); color: var(--text-secondary); }
.activity-meta span { overflow-wrap: anywhere; }
.activity-time { flex: 0 0 auto; font-size: var(--fs-xs); color: var(--text-secondary); padding-top: 2px; font-variant-numeric: tabular-nums; white-space: nowrap; }
.activity-empty { display: flex; flex-direction: column; gap: 6px; padding: var(--space-8) var(--space-5); color: var(--text-secondary); font-size: var(--fs-sm); line-height: var(--lh-body); }
.activity-empty strong { color: var(--text); font-family: 'Fraunces', Georgia, serif; font-size: var(--fs-lg); font-weight: 600; }
.activity-scrim { display: none; }
@media (max-width: 640px) {
    .activity-drawer {
        top: auto; left: 0; right: 0; bottom: 0; width: auto; max-height: 82vh; height: 82vh;
        border-radius: var(--radius-xl) var(--radius-xl) 0 0; border-bottom: none;
        transform: translateY(105%); padding-bottom: env(safe-area-inset-bottom, 0px);
    }
    .activity-scrim:not([hidden]) { display: block; position: fixed; inset: 0; z-index: calc(var(--z-drawer) - 1); background: rgba(6, 15, 18, .5); }
}

/* ===== Batch rename ===== */
.batch-rename-content { max-width: 640px; display: flex; flex-direction: column; max-height: calc(100vh - 32px); }
.batch-rename-content h3 { margin-bottom: var(--space-4); }
.br-modes { display: inline-flex; gap: 2px; padding: 3px; margin-bottom: var(--space-4); background: var(--field); border: 1px solid var(--border); border-radius: var(--radius-md); align-self: flex-start; max-width: 100%; }
.br-mode { position: relative; margin: 0 !important; }
.br-mode input { position: absolute; opacity: 0; inset: 0; margin: 0 !important; width: 100%; height: 100%; cursor: pointer; }
.br-mode span { display: inline-flex; align-items: center; height: 30px; padding: 0 12px; border-radius: 6px; font-size: var(--fs-sm); font-weight: 500; color: var(--text-secondary); white-space: nowrap; }
.br-mode input:checked + span { background: var(--bg-secondary); color: var(--text); box-shadow: 0 1px 2px var(--shadow), 0 0 0 1px var(--border); }
.br-mode input:focus-visible + span { outline: 2px solid var(--accent); outline-offset: 1px; }
.br-fields { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-3); }
.br-fields-narrow { grid-template-columns: repeat(2, minmax(0, 120px)); margin-top: var(--space-3); }
.modal .br-field { display: flex; flex-direction: column; gap: 6px; margin: 0; font-size: var(--fs-xs); font-weight: 500; color: var(--text-secondary); }
.modal .br-field input { margin: 0; padding: 9px 12px; font-size: var(--fs-md); }
.br-field-wide input { font-family: 'SF Mono', 'Consolas', ui-monospace, monospace; }
.br-checks { display: flex; flex-wrap: wrap; gap: var(--space-2) var(--space-5); margin-top: var(--space-3); }
.modal .br-check { display: inline-flex; align-items: center; gap: 8px; margin: 0; font-size: var(--fs-sm); color: var(--text); cursor: pointer; }
.modal .br-check input { width: 16px; height: 16px; margin: 0; padding: 0; accent-color: var(--accent); }
.br-help { margin-top: var(--space-2); font-size: var(--fs-xs); color: var(--text-secondary); line-height: var(--lh-body); }
.br-help code { font-size: 11.5px; padding: 1px 5px; border-radius: 4px; background: var(--bg-tertiary); color: var(--text); }
.br-error { margin-top: var(--space-3); padding: 8px 12px; border-radius: var(--radius-sm); font-size: var(--fs-sm); color: var(--danger); background: color-mix(in srgb, var(--danger) 10%, transparent); border: 1px solid color-mix(in srgb, var(--danger) 35%, var(--border)); }
.br-preview { margin-top: var(--space-4); border: 1px solid var(--border); border-radius: var(--radius-md); overflow: auto; min-height: 120px; max-height: 300px; flex: 1 1 auto; background: var(--field); }
.br-preview table { width: 100%; border-collapse: collapse; table-layout: fixed; font-size: var(--fs-sm); }
.br-preview th { position: sticky; top: 0; z-index: 1; text-align: left; font-weight: 600; font-size: var(--fs-xs); color: var(--text-secondary); padding: 8px 12px; background: var(--bg-tertiary); border-bottom: 1px solid var(--border); }
.br-preview td { padding: 7px 12px; border-bottom: 1px solid color-mix(in srgb, var(--border) 60%, transparent); vertical-align: top; overflow-wrap: anywhere; }
.br-preview tr:last-child td { border-bottom: none; }
.br-old { color: var(--text-secondary); }
.br-new { color: var(--text); font-weight: 500; }
.br-row.is-ok .br-new-name { color: var(--accent); }
.br-row.is-same .br-new { color: var(--text-secondary); font-weight: 400; font-style: italic; }
.br-row.is-conflict, .br-row.is-invalid { background: color-mix(in srgb, var(--danger) 8%, transparent); }
.br-row.is-conflict .br-new-name, .br-row.is-invalid .br-new-name { color: var(--danger); text-decoration: line-through; text-decoration-thickness: 1px; }
.br-flag { display: block; margin-top: 2px; font-size: var(--fs-2xs); font-weight: 600; color: var(--danger); }
.br-footer { display: flex; flex-direction: column; gap: 8px; margin: var(--space-3) 0 var(--space-4); }
.br-summary { font-size: var(--fs-sm); color: var(--text-secondary); font-variant-numeric: tabular-nums; }
.br-progress { margin: 0; }
@media (max-width: 640px) {
    .br-fields { grid-template-columns: 1fr; }
    .br-modes { align-self: stretch; }
    .br-mode { flex: 1; }
    .br-mode span { justify-content: center; width: 100%; padding: 0 6px; min-height: 40px; }
    .batch-rename-content { max-height: 92vh; }
}
.modal { z-index: 130; }
.selection-btn { white-space: nowrap; }
@media (max-width: 640px) {
    .br-fields.br-fields-narrow { grid-template-columns: 1fr 1fr; }
    .selection-btn { white-space: normal; text-align: center; line-height: 1.15; }
}

/* ===== Previews: code with line numbers, themed tokens, markdown toggle, fallback ===== */
:root {
    --code-base: #1f2d33; --code-comment: #5f6f77; --code-keyword: #7a3e9d; --code-string: #2f6f3a;
    --code-number: #a3521a; --code-function: #1f5f99; --code-tag: #b03a35; --code-operator: #0f6a64; --code-property: #8a6100;
}
[data-theme="dark"] {
    --code-base: #d6e2e6; --code-comment: #8a9ca4; --code-keyword: #c9a3e6; --code-string: #9fd8a8;
    --code-number: #f0a46a; --code-function: #8cc4ec; --code-tag: #ef8f8a; --code-operator: #7fd1cc; --code-property: #e8c76a;
}
/* The vendored Prism theme is dark-only; map its tokens to theme-aware colours. */
.syntax-preview code, .inspector-text code { color: var(--code-base); background: none; font-family: 'SF Mono', Consolas, ui-monospace, monospace; font-size: 12.5px; line-height: 1.55; tab-size: 4; text-shadow: none; }
.syntax-preview .token.comment, .inspector-text .token.comment, .syntax-preview .token.prolog, .syntax-preview .token.doctype, .inspector-text .token.prolog { color: var(--code-comment); font-style: italic; }
.syntax-preview .token.keyword, .inspector-text .token.keyword, .syntax-preview .token.atrule, .inspector-text .token.atrule, .syntax-preview .token.selector, .inspector-text .token.selector, .syntax-preview .token.builtin, .inspector-text .token.builtin, .syntax-preview .token.important, .inspector-text .token.important { color: var(--code-keyword); }
.syntax-preview .token.string, .inspector-text .token.string, .syntax-preview .token.char, .inspector-text .token.char, .syntax-preview .token.attr-value, .inspector-text .token.attr-value, .syntax-preview .token.regex, .inspector-text .token.regex, .syntax-preview .token.variable, .inspector-text .token.variable { color: var(--code-string); }
.syntax-preview .token.number, .inspector-text .token.number, .syntax-preview .token.boolean, .inspector-text .token.boolean { color: var(--code-number); }
.syntax-preview .token.function, .inspector-text .token.function, .syntax-preview .token.class-name, .inspector-text .token.class-name { color: var(--code-function); }
.syntax-preview .token.tag, .inspector-text .token.tag, .syntax-preview .token.attr-name, .inspector-text .token.attr-name, .syntax-preview .token.deleted, .inspector-text .token.deleted { color: var(--code-tag); }
.syntax-preview .token.operator, .inspector-text .token.operator, .syntax-preview .token.url, .inspector-text .token.url, .syntax-preview .token.entity, .inspector-text .token.entity { color: var(--code-operator); }
.syntax-preview .token.property, .inspector-text .token.property, .syntax-preview .token.constant, .inspector-text .token.constant, .syntax-preview .token.symbol, .inspector-text .token.symbol { color: var(--code-property); }
.syntax-preview .token.punctuation, .inspector-text .token.punctuation { color: var(--code-comment); }
.syntax-preview { background: var(--field); }
.code-lines { display: grid !important; grid-template-columns: auto minmax(0, 1fr); align-items: start; padding: 0 !important; }
.syntax-preview.code-lines:not(.active) { display: none !important; }
.code-gutter {
    position: sticky; left: 0; z-index: 1; padding: 12px 10px 12px 12px; min-height: 100%;
    font-family: 'SF Mono', Consolas, ui-monospace, monospace; font-size: 12.5px; line-height: 1.55;
    text-align: right; user-select: none; color: var(--text-secondary); counter-reset: code-line;
    background: var(--bg-tertiary); border-right: 1px solid var(--border);
    font-variant-numeric: tabular-nums;
}
.code-lines code { display: block; padding: 12px 14px; white-space: pre; overflow-wrap: normal; word-break: normal; }
.inspector-text.code-lines { white-space: normal; max-height: 340px; }
.md-toggle { display: inline-flex; gap: 2px; padding: 2px; border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--field); align-self: flex-start; }
.md-toggle button { border: none; background: none; color: var(--text-secondary); font-size: var(--fs-xs); font-weight: 600; padding: 4px 10px; border-radius: 4px; cursor: pointer; }
.md-toggle button[aria-pressed="true"] { background: var(--bg-secondary); color: var(--text); box-shadow: 0 0 0 1px var(--border); }
.edit-mode-toggle .md-toggle { margin-left: auto; }
.inspector-preview { display: flex; flex-direction: column; gap: var(--space-2); min-width: 0; }
.inspector-md { max-height: 380px; margin: 0; font-size: var(--fs-sm); line-height: 1.6; background: var(--field); }
.inspector-md :first-child { margin-top: 0; }
.inspector-more { font-size: var(--fs-xs); color: var(--text-secondary); }
.inspector-skeleton { height: 160px; }
.inspector-zoom { display: block; padding: 0; border: none; background: none; cursor: zoom-in; border-radius: var(--radius-md); }
.inspector-zoom .inspector-media { display: block; }
.preview-fallback {
    display: flex; flex-direction: column; align-items: center; gap: 6px; text-align: center;
    padding: var(--space-6) var(--space-4); color: var(--text-secondary); font-size: var(--fs-sm);
    border: 1px dashed var(--border-strong); border-radius: var(--radius-md); background: var(--field);
}
.preview-fallback strong { color: var(--text); font-size: var(--fs-md); }
.preview-fallback .btn { margin-top: var(--space-2); }
.preview-fallback-icon svg { width: 44px; height: 44px; }
.media-preview-body .preview-fallback { border: none; background: none; }
pre.code-lines { background: var(--field) !important; margin: 0; }
.syntax-preview.code-lines { margin-bottom: 16px; }
.markdown-preview code[class*=language-], .markdown-preview pre[class*=language-] { color: var(--code-base); background: var(--bg-tertiary); text-shadow: none; }
.markdown-preview pre code[class*=language-] { background: none; }
.preview-fallback .file-icon-ext { display: none; }

.code-gutter span { display: block; min-height: 1.55em; }
.code-gutter span::before { counter-increment: code-line; content: counter(code-line); }
/* Toasts and the upload queue sit above the selection bar instead of covering its actions. */
body:has(.selection-bar.show) .toast, body:has(.selection-bar.show) .upload-progress { bottom: 100px; }
.reconnect-banner:not(.show) { visibility: hidden; transition: transform var(--motion) var(--ease), opacity var(--motion) var(--ease), visibility 0s linear var(--motion); }
@media (max-width: 640px) {
    body:has(.selection-bar.show) .toast, body:has(.selection-bar.show) .upload-progress { bottom: calc(150px + env(safe-area-inset-bottom, 0px)); }
    body:has(.selection-bar.show) .reconnect-banner { bottom: calc(150px + env(safe-area-inset-bottom, 0px)); }
}
/* Hover tooltips repeat each button's label and overflow the edge on narrow screens. */
@media (max-width: 640px) { [data-tip]::after { display: none; } }
/* Search fields inside the search and command overlays show focus on their whole row. */
.global-search-input:focus-visible, .command-palette-input:focus-visible { outline: none; }
.global-search-input-wrap:focus-within, .command-palette-input-wrap:focus-within { box-shadow: inset 0 -2px 0 var(--accent); }
:root { --danger-text: #a32e2a; }
[data-theme="dark"] { --danger-text: var(--danger); }
.br-row.is-conflict .br-new-name, .br-row.is-invalid .br-new-name, .br-flag, .br-error { color: var(--danger-text); }
/* Touch: remaining controls reach 44px */
@media (pointer: coarse) {
    .selection-pill { min-height: 44px; min-width: 44px; padding: 4px 14px; }
    .view-seg { width: 44px; }
    .view-switch { height: auto; min-height: 44px; }
    .breadcrumb-item { min-height: 44px; }
    .toolbar-search input { align-self: stretch; height: auto; }
    .modal .br-check, .br-mode span { min-height: 44px; }
}
@media (pointer: coarse) {
    .view-switch { padding: 0; gap: 0; }
    .view-seg { min-height: 44px; }
}

/* ============================================
   v2: sign-in, stars & tags, share links, storage, search
   ============================================ */
:root {
    --tag-red: #c2413b; --tag-orange: #c46a1c; --tag-yellow: #a88412;
    --tag-green: #2f8a4c; --tag-blue: #2f6fb8; --tag-purple: #8152b0;
    --star: #b7811a;
}
[data-theme="dark"] {
    --tag-red: #f07a70; --tag-orange: #f2a15e; --tag-yellow: #e9cf63;
    --tag-green: #79cc8e; --tag-blue: #7fb3ee; --tag-purple: #bf98e8;
    --star: #f0c25f;
}
.tag-red { --tag: var(--tag-red); } .tag-orange { --tag: var(--tag-orange); } .tag-yellow { --tag: var(--tag-yellow); }
.tag-green { --tag: var(--tag-green); } .tag-blue { --tag: var(--tag-blue); } .tag-purple { --tag: var(--tag-purple); }

/* Sign-in */
html.auth-locked, html.auth-locked body { overflow: hidden; }
.login-screen {
    position: fixed; inset: 0; z-index: 2000; display: grid; place-items: center; padding: 24px;
    background: var(--bg);
}
.login-screen[hidden] { display: none; }
.login-card {
    width: min(360px, 100%); display: flex; flex-direction: column; gap: 6px;
    padding: 32px 28px 28px; border-radius: var(--radius-xl);
    background: var(--bg-secondary); border: 1px solid var(--border); box-shadow: var(--elev-2);
    animation: loginIn .32s var(--ease) both;
}
@keyframes loginIn { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }
.login-mark {
    width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; margin-bottom: 10px;
    color: var(--accent); background: var(--accent-soft); border: 1px solid var(--accent-border);
}
.login-mark svg { width: 24px; height: 24px; }
.login-title { font-family: 'Fraunces', Georgia, serif; font-size: 28px; font-weight: 600; letter-spacing: -.015em; line-height: 1.1; }
.login-lead { color: var(--text-secondary); font-size: var(--fs-sm); line-height: var(--lh-body); margin-bottom: 14px; }
.login-label { font-size: var(--fs-xs); font-weight: 600; color: var(--text-secondary); }
.login-input {
    height: 44px; padding: 0 12px; border-radius: var(--radius-md); border: 1px solid var(--border-strong);
    background: var(--field); color: var(--text); font: inherit; font-size: 15px;
}
.login-input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-ring); }
.login-input[aria-invalid="true"] { border-color: var(--danger); }
.login-error { min-height: 1.5em; color: var(--danger); font-size: var(--fs-sm); line-height: 1.5; }
.login-error:empty { min-height: 0; }
.login-submit { height: 44px; margin-top: 6px; font-size: 14px; }
.login-submit:disabled { opacity: .6; cursor: not-allowed; }

/* Stars and tag dots on cards and rows */
.file-item { position: relative; }
.item-marks { display: inline-flex; align-items: center; gap: 6px; flex-shrink: 0; }
.file-grid .item-marks { position: absolute; right: 8px; bottom: 6px; z-index: 2; }
.file-grid .file-meta { padding-right: 64px; }
.file-table .item-marks { min-width: 26px; justify-content: flex-end; }
.tag-dots { display: inline-flex; gap: 3px; }
.tag-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--tag); box-shadow: 0 0 0 1.5px var(--bg-secondary); }
.star-toggle {
    width: 26px; height: 26px; padding: 0; border: none; border-radius: 50%; background: transparent; cursor: pointer;
    display: inline-grid; place-items: center; color: var(--text-secondary); opacity: 0;
    transition: opacity var(--motion-fast) ease, color var(--motion-fast) ease, transform var(--motion) var(--spring);
}
.star-toggle svg { width: 15px; height: 15px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linejoin: round; }
.file-item:hover .star-toggle, .file-item.focused .star-toggle, .file-item.selected .star-toggle, .star-toggle:focus-visible { opacity: 1; }
.star-toggle:hover { color: var(--star); background: var(--bg-tertiary); }
.file-item.is-starred .star-toggle { opacity: 1; color: var(--star); }
.file-item.is-starred .star-toggle svg { fill: currentColor; }
.star-toggle:active { transform: scale(.85); }
@media (hover: none), (pointer: coarse) { .star-toggle { opacity: .55; width: 36px; height: 36px; } }

.cb-chip {
    height: 36px; padding: 0 12px; display: inline-flex; align-items: center; gap: 6px;
    border: 1px solid var(--border); border-radius: var(--radius-md); background: var(--bg-secondary);
    color: var(--text-secondary); font: inherit; font-size: 13px; cursor: pointer; white-space: nowrap;
    transition: background var(--transition), color var(--transition), border-color var(--transition);
}
.cb-chip svg { width: 14px; height: 14px; }
.cb-chip:hover { color: var(--text); border-color: var(--border-strong); }
.cb-chip[aria-pressed="true"] { color: var(--text); border-color: color-mix(in srgb, var(--star) 60%, var(--border)); background: color-mix(in srgb, var(--star) 12%, var(--bg-secondary)); }
.cb-chip[aria-pressed="true"] svg { color: var(--star); fill: currentColor; }

.sidebar-starred .starred-link svg { color: var(--text-secondary); }
.sidebar-starred .starred-link .icon-folder, .sidebar-starred .starred-link svg.icon-folder { color: var(--folder); }
.sidebar-foot-actions { display: flex; gap: 0; }
.sidebar-foot-actions .sidebar-trash-btn { flex: 1; }
.sidebar-foot-actions .sidebar-trash-btn + .sidebar-trash-btn { margin-left: 0; }
.files-sidebar.collapsed .sidebar-foot-actions { display: none; }
#selectionStarBtn[aria-pressed="true"] svg { color: var(--star); fill: currentColor; }

/* Context menu: tags row */
.cm-kbd { margin-left: auto; font: inherit; font-size: 11px; color: var(--text-secondary); border: 1px solid var(--border); border-radius: 4px; padding: 0 5px; }
.context-menu-tags { display: flex; align-items: center; gap: 6px; padding: 6px 10px; }
.cm-tags-label { font-size: 12px; color: var(--text-secondary); margin-right: auto; }
.cm-tag {
    width: 22px; height: 22px; border-radius: 50%; cursor: pointer; padding: 0;
    background: color-mix(in srgb, var(--tag) 22%, transparent); border: 2px solid var(--tag);
    transition: transform var(--motion-fast) ease, background var(--motion-fast) ease;
}
.cm-tag:hover { transform: scale(1.12); }
.cm-tag[aria-checked="true"] { background: var(--tag); box-shadow: 0 0 0 2px var(--bg-secondary), 0 0 0 3.5px var(--tag); }
.cm-tag:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
@media (pointer: coarse) { .cm-tag { width: 30px; height: 30px; } }

/* Share dialog */
.share-modal-content { max-width: 460px; }
.share-expiry { display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px; margin-bottom: 14px; }
.share-expiry-opt { position: relative; margin: 0 !important; }
.share-expiry-opt input { position: absolute; opacity: 0; inset: 0; width: 100%; height: 100%; margin: 0; cursor: pointer; }
.share-expiry-opt span {
    display: grid; place-items: center; height: 38px; border-radius: var(--radius-md); border: 1px solid var(--border);
    font-size: 13px; color: var(--text-secondary); background: var(--field); transition: var(--transition);
}
.share-expiry-opt input:checked + span { color: var(--text); border-color: var(--accent); background: var(--accent-soft); font-weight: 600; }
.share-expiry-opt input:focus-visible + span { box-shadow: 0 0 0 3px var(--accent-ring); }
.share-field-label { font-size: var(--fs-xs); color: var(--text-secondary); margin: 0 0 6px; }
.share-url-row { display: flex; gap: 8px; }
.share-url-row input { flex: 1; min-width: 0; margin: 0 !important; font-family: 'Space Grotesk', sans-serif; font-size: 12.5px; }
.share-expires { font-size: var(--fs-xs); color: var(--text-secondary); margin: 8px 0 0; font-variant-numeric: tabular-nums; }
.share-note { font-size: var(--fs-xs); color: var(--text-secondary); margin: 14px 0 0; line-height: 1.5; }
.share-error { font-size: var(--fs-sm); color: var(--danger); margin: 10px 0 0; }
@media (max-width: 480px) { .share-expiry { grid-template-columns: repeat(2, 1fr); } }

/* Storage overview */
.storage-modal-content { max-width: 860px; max-height: calc(100vh - 32px); overflow: auto; }
.storage-modal-content .modal-header-row { align-items: flex-start; margin-bottom: 10px; }
.storage-modal-content h3 { margin-bottom: 2px; }
.storage-sub { font-size: var(--fs-xs); color: var(--text-secondary); }
.storage-head-actions { display: flex; align-items: center; gap: 6px; }
.storage-summary { margin: 6px 0 18px; }
.storage-total { font-family: 'Fraunces', Georgia, serif; font-size: clamp(20px, 2.6vw, 26px); line-height: 1.25; font-weight: 500; letter-spacing: -.01em; }
.storage-total-size { font-weight: 650; font-variant-numeric: tabular-nums; }
.storage-reclaim { margin-top: 4px; color: var(--text-secondary); font-size: var(--fs-sm); }
.storage-bar { display: flex; gap: 2px; height: 14px; border-radius: 4px; overflow: hidden; background: var(--bg-tertiary); }
.storage-seg { flex-basis: 0; min-width: 3px; background: var(--seg); }
.storage-legend { width: 100%; border-collapse: collapse; margin: 10px 0 22px; font-size: var(--fs-sm); font-variant-numeric: tabular-nums; }
.storage-legend th, .storage-legend td { padding: 6px 8px; text-align: right; border-bottom: 1px solid color-mix(in srgb, var(--border) 70%, transparent); }
.storage-legend thead th { font-size: var(--fs-2xs); font-weight: 600; color: var(--text-secondary); }
.storage-legend th:first-child { text-align: left; font-weight: 500; }
.storage-legend tbody th { white-space: nowrap; }
.storage-legend tr.is-zero { color: var(--text-secondary); }
.storage-swatch { display: inline-block; width: 10px; height: 10px; border-radius: 3px; background: var(--seg); margin-right: 8px; vertical-align: -1px; }
.storage-cols { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 20px; margin-bottom: 22px; }
.storage-cols > section { min-width: 0; }
.storage-modal-content h4 { font-family: 'Fraunces', Georgia, serif; font-size: 16px; font-weight: 600; margin-bottom: 8px; }
.storage-modal-content h4 span { font-family: 'Space Grotesk', sans-serif; font-size: var(--fs-xs); font-weight: 500; color: var(--text-secondary); margin-left: 6px; }
.storage-files { list-style: none; display: flex; flex-direction: column; }
.storage-file {
    width: 100%; display: flex; align-items: center; gap: 10px; padding: 7px 8px; border: none; background: none;
    border-radius: var(--radius-sm); color: var(--text); font: inherit; text-align: left; cursor: pointer;
}
.storage-file:hover, .storage-file:focus-visible { background: var(--bg-tertiary); }
.storage-file-icon svg { width: 20px; height: 20px; display: block; }
.storage-file-main { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.storage-file-name, .storage-file-folder { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.storage-file-name { font-size: 13px; font-weight: 500; }
.storage-file-folder { font-size: 11.5px; color: var(--text-secondary); }
.storage-file-detail { font-size: 12px; color: var(--text-secondary); font-variant-numeric: tabular-nums; white-space: nowrap; }
.storage-note {
    display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 8px 12px; margin-bottom: 10px;
    font-size: 12.5px; border-radius: var(--radius-sm); border: 1px solid color-mix(in srgb, var(--warn) 45%, var(--border));
    background: color-mix(in srgb, var(--warn) 10%, var(--bg-secondary));
}
.dup-list { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.dup-group { border: 1px solid var(--border); border-radius: var(--radius-md); padding: 12px; background: var(--bg-tertiary); }
.dup-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; margin-bottom: 6px; }
.dup-head strong { display: block; font-size: 13.5px; word-break: break-word; }
.dup-head span { font-size: 12px; color: var(--text-secondary); font-variant-numeric: tabular-nums; }
.dup-trash { flex-shrink: 0; font-size: 12.5px; }
.dup-paths, .prop-dup-list { list-style: none; display: flex; flex-direction: column; gap: 2px; }
.dup-paths li, .prop-dup-list li { display: flex; align-items: center; gap: 8px; }
.dup-path {
    border: none; background: none; padding: 3px 0; color: var(--accent); font: inherit; font-size: 12.5px;
    text-align: left; cursor: pointer; word-break: break-all;
}
.dup-path:hover { text-decoration: underline; }
.dup-keep { font-size: 11px; color: var(--text-secondary); border: 1px solid var(--border); border-radius: 999px; padding: 0 7px; }
.storage-empty-line { font-size: var(--fs-sm); color: var(--text-secondary); }
.storage-state { display: flex; flex-direction: column; align-items: flex-start; gap: 8px; padding: 28px 4px; }
.storage-state strong { font-family: 'Fraunces', Georgia, serif; font-size: 18px; font-weight: 600; }
.storage-state span { color: var(--text-secondary); font-size: var(--fs-sm); }
.storage-loading { display: flex; flex-direction: column; gap: 14px; padding: 6px 0 20px; }
.storage-skel-head { height: 28px; width: 60%; }
.storage-skel-bar { height: 14px; }
.storage-skel-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.storage-skel-cols .skeleton { height: 180px; }
.prop-dup-list { margin-top: 4px; }
@media (max-width: 640px) {
    .storage-cols { grid-template-columns: minmax(0, 1fr); }
    .dup-head { flex-direction: column; }
    .storage-legend th, .storage-legend td { padding: 6px 4px; }
    .storage-modal-content { padding: 18px; }
}

/* Global search: contents toggle, snippets, highlights */
.search-content-toggle { display: inline-flex; align-items: center; gap: 6px; margin-right: auto; cursor: pointer; color: var(--text); }
.search-content-toggle input { accent-color: var(--accent); width: 14px; height: 14px; }
.search-result-name mark, .snippet-text mark { background: color-mix(in srgb, var(--accent) 24%, transparent); color: inherit; border-radius: 2px; padding: 0 1px; }
.search-result-snippet { display: flex; gap: 8px; margin-top: 4px; font-size: 12px; color: var(--text-secondary); min-width: 0; }
.snippet-line { flex-shrink: 0; font-variant-numeric: tabular-nums; }
.snippet-text { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--text); }
.global-search-status { padding: 8px 20px; font-size: 12px; color: var(--text-secondary); border-top: 1px solid var(--border); background: var(--bg-tertiary); }
@media (max-width: 640px) { .global-search-hint > span { display: none; } }
.context-menu { max-height: calc(100vh - 16px); overflow-y: auto; }
@media (max-width: 1480px) { #starredFilterBtn span { display: none; } #starredFilterBtn { padding: 0 10px; } }
.search-result-icon .file-icon-ext, .storage-file-icon .file-icon-ext, .pin-link .file-icon-ext, .properties-icon .file-icon-ext, .sb-file .file-icon-ext { display: none; }

/* Sidebar tool tooltips: open below and start at the button's left edge so they are never clipped by the sidebar. */
.sidebar-tool-btn[data-tip]::after { bottom: auto; top: calc(100% + 6px); left: 0; transform: translate(0, -3px); }
.sidebar-tool-btn[data-tip]:hover::after, .sidebar-tool-btn[data-tip]:focus-visible::after { transform: translate(0, 0); }

/* Windowed rows: sentinel that triggers appending the next chunk */
.file-sentinel { height: 1px; width: 100%; pointer-events: none; }
.file-sentinel[hidden] { display: none; }