/* ============================================================
   SafeNova — VS Code Dark Theme
   ============================================================ */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

/* Remove browser default focus outlines — inputs use border-color for focus instead */
:focus {
    outline: none;
}

:root {
    --bg: #1e1e1e;
    --bg2: #252526;
    --bg3: #2d2d30;
    --bg4: #3c3c3c;
    --bg5: #454545;
    --border: #3c3c3c;
    --border2: #555555;
    --text: #d4d4d4;
    --text-dim: #858585;
    --text-bright: #ffffff;
    --text-code: #9cdcfe;
    --accent: #0078d4;
    --accent-h: #1b8fd8;
    --accent2: #4ec9b0;
    --orange: #ce9178;
    --green: #4caf50;
    --green2: #6a9955;
    --red: #f44747;
    --yellow: #dcdcaa;
    --purple: #c678dd;
    --blue: #569cd6;
    --r: 2px;
    --shadow: 0 8px 32px rgba(0, 0, 0, 0.6);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.4);
    --font: "Segoe UI", system-ui, -apple-system, sans-serif;
    --mono: "Cascadia Code", "Consolas", "Courier New", monospace;
    --transition: 0.15s ease;
}

html,
body {
    width: 100%;
    height: 100%;
    font-family: var(--font);
    background: var(--bg);
    color: var(--text);
    overflow: hidden;
    user-select: none;
}

/* ---- SCROLLBAR ---- */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}
::-webkit-scrollbar-track {
    background: var(--bg2);
}
::-webkit-scrollbar-thumb {
    background: var(--bg5);
    border-radius: 1px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--border2);
}

/* ---- VIEWS ---- */
.view {
    position: fixed;
    inset: 0;
    display: none;
    flex-direction: column;
    background: var(--bg);
}
.view.active {
    display: flex;
}

/* ============================================================
   HOME VIEW
   ============================================================ */
#view-home {
    display: none;
    flex-direction: column;
}
#view-home.active {
    display: flex;
}

.app-header {
    height: 48px;
    min-height: 48px;
    background: var(--bg2);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    padding: 0 20px;
    gap: 16px;
    box-shadow: 0 1px 0 rgba(0, 0, 0, 0.3);
}
.header-logo {
    display: flex;
    align-items: center;
    gap: 10px;
}
.header-logo-icon {
    width: 28px;
    height: 28px;
    flex-shrink: 0;
    object-fit: contain;
}
.header-logo span {
    font-size: 16px;
    font-weight: 600;
    letter-spacing: 0.02em;
    color: var(--text-bright);
}
.header-logo small {
    font-size: 10px;
    color: var(--text-dim);
    font-weight: 400;
    border: 1px solid var(--border2);
    padding: 1px 5px;
    border-radius: 1px;
    margin-left: 4px;
}
.header-brand {
    font-size: 16px;
    font-weight: 700;
    letter-spacing: 0.02em;
    color: var(--text-bright);
    font-family: var(--font);
}
.header-divider {
    width: 1px;
    height: 20px;
    background: var(--border2);
    margin: 0 4px;
    flex-shrink: 0;
}
.header-tagline {
    font-size: 11px;
    color: var(--text-dim);
    white-space: nowrap;
    font-weight: 400;
}
.header-spacer {
    flex: 1;
}
.header-actions {
    display: flex;
    gap: 8px;
    align-items: center;
}

.home-body {
    flex: 1;
    overflow-y: auto;
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}
.home-section-title {
    font-size: 11px;
    font-weight: 600;
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 4px;
}

/* ---- HOME DOC BLOCK ---- */
.home-doc-wrap {
    margin-top: auto;
    align-self: flex-start;
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.home-doc {
    border: 1px solid var(--border);
    border-radius: var(--r);
    background: var(--bg2);
    max-width: 340px;
    padding: 11px 14px 12px;
    display: flex;
    flex-direction: column;
    gap: 6px;
    position: relative;
    overflow: hidden;
    transition:
        max-height 0.3s ease,
        opacity 0.22s ease,
        padding 0.3s ease;
    max-height: 400px;
    opacity: 1;
}
.home-doc.collapsed {
    max-height: 0;
    opacity: 0;
    padding: 0;
    pointer-events: none;
}
.home-doc-collapse {
    position: absolute;
    top: 7px;
    right: 7px;
    width: 18px;
    height: 18px;
    padding: 0;
    border: none;
    background: none;
    color: var(--text-dim);
    cursor: pointer;
    border-radius: 2px;
    line-height: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    transition:
        color 0.15s,
        background 0.15s;
}
.home-doc-collapse:hover {
    color: var(--text);
    background: var(--bg3);
}
.home-doc-badge {
    font-size: 8px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.13em;
    color: var(--accent);
    border: 1px solid rgba(0, 120, 212, 0.65);
    border-radius: 0;
    padding: 2px 6px;
    width: fit-content;
}
.home-doc-title {
    font-size: 11.5px;
    font-weight: 600;
    color: var(--text-bright);
    line-height: 1.3;
}
.home-doc-p {
    font-size: 10.5px;
    line-height: 1.62;
    color: var(--text-dim);
    margin: 0;
}
.home-doc-p strong {
    color: var(--text);
    font-weight: 500;
}
.home-doc-stack {
    display: flex;
    flex-wrap: wrap;
    gap: 3px;
    padding-top: 7px;
    border-top: 1px solid var(--border);
    margin-top: 2px;
}
.home-doc-stack span {
    font-size: 9px;
    color: var(--text-dim);
    background: var(--bg3);
    border: 1px solid var(--border);
    border-radius: 2px;
    padding: 1px 5px;
}
/* Tab shown when doc is collapsed */
.home-doc-tab {
    display: none;
    align-self: flex-start;
    align-items: center;
    gap: 5px;
    font-size: 9.5px;
    font-weight: 500;
    color: var(--text-dim);
    background: var(--bg2);
    border: 1px solid var(--border);
    border-radius: var(--r);
    padding: 4px 9px;
    cursor: pointer;
    margin-top: auto;
    transition:
        color 0.15s,
        border-color 0.15s,
        background 0.15s;
    line-height: 1;
}
.home-doc-tab:hover {
    color: var(--accent);
    border-color: rgba(0, 120, 212, 0.4);
    background: var(--bg3);
}
.home-doc-tab.visible {
    display: flex;
}
/* Pre-hide on reload (before JS runs) — eliminates flash */
html.snv-doc-hidden #home-doc {
    max-height: 0 !important;
    opacity: 0 !important;
    padding: 0 !important;
    overflow: hidden;
}
html.snv-doc-hidden #home-doc-tab {
    display: flex !important;
}

.container-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 12px;
}
.container-card {
    background: var(--bg2);
    border: 1px solid var(--border);
    border-radius: var(--r);
    padding: 18px 18px 46px 32px;
    cursor: pointer;
    transition:
        border-color var(--transition),
        background var(--transition),
        transform 0.1s;
    position: relative;
    overflow: hidden;
    min-height: 136px;
}
.container-card:hover {
    border-color: var(--accent);
    background: #2a2d2e;
}
.container-card:active {
    transform: scale(0.99);
}
/* Enterprise / tier badge */
.tier-badge {
    display: inline-flex;
    align-items: center;
    font-size: 8.5px;
    font-weight: 600;
    letter-spacing: 0.18em;
    color: var(--text-dim);
    border: 1px solid var(--border2);
    border-radius: 2px;
    padding: 1px 6px;
    line-height: 1.8;
    font-style: normal;
    background: transparent;
    flex-shrink: 0;
    margin-left: 8px;
    font-family: var(--font);
}
/* Drag-to-reorder handle */
.container-drag-handle {
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 26px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: grab;
    color: var(--text-dim);
    opacity: 0;
    border-radius: var(--r) 0 0 var(--r);
    transition:
        opacity 0.15s,
        background 0.15s;
}
.container-card:hover .container-drag-handle {
    opacity: 1;
}
.container-drag-handle:hover {
    background: var(--bg3);
    color: var(--text);
}
.container-drag-handle:active {
    cursor: grabbing;
}
.container-card.drag-reorder-source {
    opacity: 0.4;
    transform: scale(0.97);
    box-shadow: none;
    pointer-events: none;
    transition:
        opacity 0.15s,
        transform 0.15s;
}
.container-card.drag-reorder-over {
    border-color: var(--accent);
    background: rgba(0, 120, 212, 0.07);
    box-shadow:
        0 0 0 2px rgba(0, 120, 212, 0.22),
        inset 3px 0 0 var(--accent);
}

.container-card-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 14px;
}
.container-card-icon {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 120, 212, 0.12);
    border: 1px solid rgba(0, 120, 212, 0.3);
    border-radius: var(--r);
    flex-shrink: 0;
}
.container-card-icon svg {
    width: 20px;
    height: 20px;
}
.container-card-icon img {
    width: 20px;
    height: 20px;
    object-fit: contain;
}
.container-card-name {
    font-weight: 600;
    font-size: 14px;
    color: var(--text-bright);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.container-card-date {
    font-size: 11px;
    color: var(--text-dim);
    margin-top: 1px;
}
.container-card-body {
    display: block;
}
.container-bar-wrap {
    position: relative;
    height: 4px;
    background: var(--bg4);
    border-radius: 1px;
    overflow: hidden;
    margin: 8px 0;
}
.container-bar-fill {
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    background: var(--accent);
    border-radius: 1px;
    transition: width 0.4s;
}
.container-bar-fill.warn {
    background: var(--orange);
}
.container-bar-fill.danger {
    background: var(--red);
}
.container-card-sizes {
    display: flex;
    justify-content: space-between;
    font-size: 11px;
    color: var(--text-dim);
}
.container-card-menu {
    position: absolute;
    top: 10px;
    right: 10px;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    border-radius: var(--r);
    transition: opacity var(--transition);
    cursor: pointer;
    color: var(--text-dim);
}
.container-card:hover .container-card-menu {
    opacity: 1;
}
.container-card-menu:hover {
    background: var(--bg4);
    color: var(--text);
}
.container-empty {
    grid-column: 1/-1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 200px;
    gap: 12px;
    color: var(--text-dim);
}
.container-empty svg {
    width: 48px;
    height: 48px;
    opacity: 0.3;
}
.container-empty p {
    font-size: 14px;
}

/* ---- Storage Footer ---- */
.storage-footer {
    border-top: 1px solid var(--border);
    background: var(--bg2);
    padding: 14px 20px;
    display: flex;
    flex-direction: column;
    gap: 6px;
}
.github-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 10.5px;
    color: var(--text-dim);
    text-decoration: none;
    padding: 5px 8px;
    margin-top: 8px;
    border-radius: var(--r);
    border: 1px solid transparent;
    align-self: flex-start;
    transition: color var(--transition), border-color var(--transition), background var(--transition);
}
.github-link:hover {
    color: var(--text);
    background: var(--bg3);
    border-color: var(--border);
}
.github-link-arrow {
    opacity: 0;
    margin-left: 1px;
    transition: opacity var(--transition);
}
.github-link:hover .github-link-arrow { opacity: 0.6; }
.storage-row {
    display: flex;
    align-items: center;
    gap: 12px;
}
.storage-label {
    font-size: 11px;
    color: var(--text-dim);
    white-space: nowrap;
    min-width: 110px;
}
.storage-bar-wrap {
    flex: 1;
    height: 6px;
    background: var(--bg4);
    border-radius: 1px;
    overflow: hidden;
}
.storage-bar-fill {
    height: 100%;
    background: var(--accent2);
    border-radius: 1px;
    transition: width 0.5s;
}
.storage-bar-fill.warn {
    background: var(--orange);
}
.storage-bar-fill.danger {
    background: var(--red);
}
.storage-text {
    font-size: 11px;
    color: var(--text-dim);
    white-space: nowrap;
    min-width: 140px;
    text-align: right;
}

/* ---- Storage warning banner ---- */
.storage-warning-banner {
    display: none;
    align-items: center;
    gap: 10px;
    padding: 8px 20px;
    background: rgba(244, 71, 71, 0.08);
    border-top: 1px solid rgba(244, 71, 71, 0.3);
    font-size: 12px;
    color: var(--red);
}
.storage-warning-banner.show {
    display: flex;
}
.storage-warning-banner svg {
    flex-shrink: 0;
}

/* ---- Home warning box (browser storage) ---- */
.home-warning-box {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 10px 12px;
    margin-bottom: 4px;
    background: rgba(244, 71, 71, 0.07);
    border: 1px solid rgba(244, 71, 71, 0.22);
    border-left: 3px solid var(--red);
    border-radius: var(--r);
    font-size: 11.5px;
    line-height: 1.6;
    color: rgba(244, 71, 71, 0.85);
    transition:
        opacity 0.2s,
        max-height 0.25s;
}
.home-warning-box.hidden {
    display: none;
}
.home-warning-box strong {
    color: #ff6b6b;
}
.warning-dismiss {
    flex-shrink: 0;
    margin-top: 1px;
    padding: 3px;
    border: none;
    background: none;
    color: rgba(244, 71, 71, 0.45);
    cursor: pointer;
    border-radius: 2px;
    line-height: 0;
    transition:
        color 0.15s,
        background 0.15s;
}
.warning-dismiss:hover {
    color: var(--red);
    background: rgba(244, 71, 71, 0.1);
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 6px 14px;
    border: none;
    border-radius: var(--r);
    font-family: var(--font);
    font-size: 13px;
    cursor: pointer;
    transition:
        background var(--transition),
        color var(--transition);
    white-space: nowrap;
    color: var(--text);
    background: var(--bg4);
}
.btn:hover {
    background: var(--bg5);
}
.btn:active {
    opacity: 0.8;
}
.btn:disabled,
.btn[disabled] {
    opacity: 0.4;
    cursor: not-allowed;
    pointer-events: none;
}
.btn-primary {
    background: var(--accent);
    color: #fff;
}
.btn-primary:hover {
    background: var(--accent-h);
}
.btn-danger {
    background: #5a1a1a;
    color: var(--red);
    border: 1px solid #7a2222;
}
.btn-danger:hover {
    background: #7a2222;
}
.btn-ghost {
    background: transparent;
    color: var(--text-dim);
    border: 1px solid transparent;
}
.btn-ghost:hover {
    background: var(--bg3);
    border-color: var(--border);
    color: var(--text);
}
.btn-ghost.active {
    background: var(--bg3);
    border-color: var(--accent);
    color: var(--accent);
}
.btn-icon {
    padding: 6px;
    width: 32px;
    height: 32px;
}
.btn-sm {
    padding: 4px 10px;
    font-size: 12px;
}
.btn-lg {
    padding: 10px 24px;
    font-size: 14px;
    font-weight: 600;
    width: 100%;
    justify-content: center;
}

/* ============================================================
   INPUTS
   ============================================================ */
.input,
.input-area {
    display: block;
    width: 100%;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--r);
    color: var(--text);
    font-family: var(--font);
    font-size: 13px;
    padding: 8px 12px;
    outline: none;
    transition: border-color var(--transition);
}
.input:focus,
.input-area:focus {
    border-color: var(--accent);
}
.input::placeholder {
    color: var(--text-dim);
}
.input-area {
    resize: vertical;
    min-height: 80px;
}
.input-wrap {
    position: relative;
}
.input-wrap .input {
    padding-right: 40px;
}
.input-eye {
    position: absolute;
    right: 0;
    top: 0;
    bottom: 0;
    width: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-dim);
}
.input-eye:hover {
    color: var(--text);
}

#nc-hwkey-btn {
    display: none;
    margin-right: auto;
    flex-shrink: 0;
    border: 1px solid var(--border);
    border-radius: var(--r);
    background: var(--bg3);
    color: var(--text-dim);
    cursor: pointer;
    font-family: var(--font);
    font-size: 11px;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    gap: 5px;
    padding: 0 10px;
    height: 30px;
    white-space: nowrap;
    overflow: hidden;
    transition:
        border-color var(--transition),
        color var(--transition);
}
#nc-hwkey-btn.show {
    display: flex;
}
#nc-hwkey-btn:not(:disabled):hover {
    border-color: var(--border2);
    color: var(--text);
}
#nc-hwkey-btn:disabled {
    cursor: not-allowed;
    opacity: 0.45;
}

/* Password strength */
.pw-strength {
    height: 3px;
    border-radius: 1px;
    margin-top: 4px;
    transition:
        width 0.3s,
        background 0.3s;
    background: var(--bg4);
}
.pw-strength-row {
    font-size: 11px;
    color: var(--text-dim);
    margin-top: 4px;
}

/* ============================================================
   UNLOCK VIEW
   ============================================================ */
#view-unlock {
    justify-content: center;
    align-items: center;
    background: radial-gradient(ellipse at 50% 40%, #1a2233 0%, var(--bg) 70%);
}
.unlock-box {
    width: 100%;
    max-width: 400px;
    background: var(--bg2);
    border: 1px solid var(--border);
    border-radius: var(--r);
    padding: 40px 36px;
    box-shadow: var(--shadow);
    display: flex;
    flex-direction: column;
    gap: 16px;
}
.unlock-back {
    align-self: flex-start;
}
.unlock-icon {
    display: flex;
    justify-content: center;
    margin: 4px 0;
}
.unlock-title {
    text-align: center;
    font-size: 22px;
    font-weight: 700;
    color: var(--text-bright);
    margin-top: 4px;
}
.unlock-subtitle {
    text-align: center;
    font-size: 13px;
    color: var(--text-dim);
}
.unlock-name-badge {
    text-align: center;
    font-size: 14px;
    color: var(--accent2);
    font-weight: 600;
    padding: 6px 14px;
    background: rgba(78, 201, 176, 0.08);
    border: 1px solid rgba(78, 201, 176, 0.2);
    border-radius: var(--r);
    align-self: center;
}
.unlock-error {
    font-size: 12px;
    color: var(--red);
    text-align: center;
    min-height: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}
.unlock-error:empty {
    display: none;
}
.unlock-cooldown {
    font-size: 12px;
    color: var(--orange);
    text-align: center;
    min-height: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}
.unlock-spinner {
    display: none;
    justify-content: center;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    color: var(--text-dim);
}
.unlock-spinner.show {
    display: flex;
}
.spinner {
    width: 16px;
    height: 16px;
    border: 2px solid var(--bg4);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}
@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* ============================================================
   DESKTOP VIEW
   ============================================================ */
#view-desktop {
    background: var(--bg);
}
.desktop-topbar {
    height: 40px;
    min-height: 40px;
    background: var(--bg2);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    padding: 0 12px;
    gap: 8px;
}
.desktop-topbar .separator {
    width: 1px;
    height: 20px;
    background: var(--border);
    margin: 0 4px;
}
.breadcrumb {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 2px;
    overflow: hidden;
    font-size: 12px;
    color: var(--text-dim);
}
.breadcrumb-item {
    cursor: pointer;
    padding: 2px 6px;
    border-radius: var(--r);
    white-space: nowrap;
    transition:
        color var(--transition),
        background var(--transition);
}
.breadcrumb-item:hover {
    color: var(--text);
    background: var(--bg3);
}
.breadcrumb-item.current {
    color: var(--text);
    cursor: default;
}
.breadcrumb-item.current:hover {
    background: transparent;
}
.breadcrumb-sep {
    color: var(--text-dim);
    opacity: 0.5;
}

.desktop-area {
    flex: 1;
    position: relative;
    overflow: auto;
    background: #1e1e1e;
    background-image: radial-gradient(circle, #2a2a2a 1px, transparent 1px);
    background-size: calc(24px * var(--icon-scale)) calc(24px * var(--icon-scale));
    outline: none;
}
.desktop-area.no-grid-dots {
    background-image: none;
}
.fw-area.no-grid-dots {
    background-image: none;
}
.desktop-area.drag-over {
    background-color: #1e2433;
}

/* Icon size modifiers */
body {
    --icon-scale: 1;
}
body.icons-small {
    --icon-scale: 0.75;
}
body.icons-large {
    --icon-scale: 1.25;
}
/* Animation disable */
body.no-animations * {
    animation-duration: 0s !important;
    transition-duration: 0s !important;
}

/* Rubber band */
.rubberband {
    position: absolute;
    border: 1px solid var(--accent);
    background: rgba(0, 120, 212, 0.08);
    border-radius: 1px;
    pointer-events: none;
    z-index: 200;
}

/* File icons */
.file-item {
    position: absolute;
    width: 80px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 5px;
    padding: 6px 4px;
    border-radius: var(--r);
    cursor: pointer;
    transition: background var(--transition);
    z-index: 1;
    transform: scale(var(--icon-scale));
    transform-origin: top left;
    -webkit-touch-callout: none; /* prevent native iOS long-press callout */
}
.file-item:hover {
    background: rgba(255, 255, 255, 0.05);
}
.file-item.selected {
    background: rgba(0, 120, 212, 0.2);
    outline: 1px solid rgba(0, 120, 212, 0.5);
}
.file-item.dragging {
    opacity: 0.5;
    z-index: 100;
}
.file-item.drag-target {
    background: rgba(78, 201, 176, 0.15);
    outline: 1px solid var(--accent2);
}

.file-thumb {
    width: 56px;
    height: 56px;
    border-radius: var(--r);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg3);
    border: 1px solid var(--border);
    overflow: hidden;
    flex-shrink: 0;
    position: relative;
}
.file-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.file-thumb.folder-icon {
    background: transparent;
    border: none;
}
.file-thumb svg {
    pointer-events: none;
}

.file-name {
    font-size: 11px;
    text-align: center;
    color: var(--text);
    line-height: 1.3;
    width: 100%;
    overflow: hidden;
    word-wrap: break-word;
    max-height: 32px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
}
.file-name-input {
    font-size: 11px;
    text-align: center;
    background: var(--bg);
    border: 1px solid var(--accent);
    color: var(--text);
    border-radius: var(--r);
    padding: 1px 4px;
    width: 100%;
    font-family: var(--font);
    outline: none;
}

/* Taskbar */
.taskbar {
    height: 36px;
    min-height: 36px;
    background: var(--bg2);
    border-top: 1px solid var(--border);
    display: flex;
    align-items: center;
    padding: 0 12px;
    gap: 10px;
    overflow: hidden;
}
.taskbar-logo-icon {
    flex-shrink: 0;
    display: block;
    object-fit: contain;
}
.taskbar-container-name {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-bright);
    display: flex;
    align-items: center;
    gap: 6px;
}
.taskbar-sep {
    flex: 1;
}
.taskbar-storage {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 11px;
    color: var(--text-dim);
}
.taskbar-bar-wrap {
    width: 80px;
    height: 4px;
    background: var(--bg4);
    border-radius: 1px;
    overflow: hidden;
}
.taskbar-bar-fill {
    height: 100%;
    background: var(--accent);
    border-radius: 1px;
    transition: width 0.4s;
}
.taskbar-bar-fill.warn {
    background: var(--orange);
}
.taskbar-bar-fill.danger {
    background: var(--red);
}

/* ============================================================
   CONTEXT MENU
   ============================================================ */
.ctx-menu {
    position: fixed;
    background: var(--bg2);
    border: 1px solid var(--border2);
    border-radius: var(--r);
    box-shadow: var(--shadow);
    min-width: 190px;
    z-index: 9000;
    padding: 4px 0;
    display: none;
    user-select: none;
}
.ctx-menu.show {
    display: block;
}
.ctx-item {
    padding: 7px 14px;
    font-size: 13px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text);
    white-space: nowrap;
    transition: background var(--transition);
}
.ctx-item:hover {
    background: var(--accent);
    color: #fff;
}
.ctx-item.danger {
    color: var(--red);
}
.ctx-item.danger:hover {
    background: var(--red);
    color: #fff;
}
.ctx-sep {
    height: 1px;
    background: var(--border);
    margin: 3px 0;
}
.ctx-item-icon {
    width: 16px;
    height: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

/* ============================================================
   MODALS
   ============================================================ */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.65);
    z-index: 8000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.2s;
    pointer-events: none;
}
.modal-overlay.show {
    opacity: 1;
    pointer-events: all;
}
.modal {
    background: var(--bg2);
    border: 1px solid var(--border);
    border-radius: var(--r);
    box-shadow: var(--shadow);
    min-width: 360px;
    max-width: 90vw;
    transform: scale(0.97) translateY(8px);
    transition: transform 0.2s;
    display: flex;
    flex-direction: column;
    max-height: 90vh;
}
.modal-overlay.show .modal {
    transform: scale(1) translateY(0);
}
.modal-header {
    padding: 16px 20px 12px;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-shrink: 0;
}
.modal-title {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-bright);
}
.modal-close {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-dim);
    padding: 4px;
    border-radius: var(--r);
    display: flex;
    align-items: center;
    justify-content: center;
}
.modal-close:hover {
    background: var(--bg4);
    color: var(--text);
}
.modal-body {
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 14px;
    overflow-y: auto;
    flex: 1;
}
.modal-footer {
    padding: 12px 20px;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: flex-end;
    gap: 8px;
    flex-shrink: 0;
}
.form-label {
    font-size: 12px;
    color: var(--text-dim);
    margin-bottom: 4px;
    display: block;
}
.form-group {
    display: flex;
    flex-direction: column;
}

/* Text Editor Modal */
.modal-editor {
    width: 85vw;
    max-width: 1000px;
    height: 80vh;
    position: relative;
    overflow: hidden;
}
.editor-area {
    flex: 1;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}
.editor-meta {
    padding: 6px 12px;
    background: var(--bg3);
    border-top: 1px solid var(--border);
    font-size: 11px;
    color: var(--text-dim);
    display: flex;
    gap: 16px;
}
textarea.code-editor {
    flex: 1;
    width: 100%;
    background: var(--bg);
    color: var(--text-code);
    font-family: var(--mono);
    font-size: 13px;
    line-height: 1.6;
    border: none;
    outline: none;
    resize: none;
    padding: 16px;
    tab-size: 2;
    white-space: pre;
    overflow-wrap: normal;
}
textarea.code-editor.word-wrap {
    white-space: pre-wrap;
    overflow-wrap: break-word;
}
textarea.code-editor::-webkit-scrollbar-thumb {
    cursor: default;
}

/* Drag snap preview overlay */
.snap-preview {
    position: absolute;
    width: 84px;
    height: 90px;
    border: 2px dashed rgba(0, 120, 212, 0.55);
    border-radius: 4px;
    transform: scale(var(--icon-scale));
    transform-origin: top left;
    background: rgba(0, 120, 212, 0.07);
    pointer-events: none;
    z-index: 1;
    transition:
        left 0.05s linear,
        top 0.05s linear;
}

/* File Viewer Modal */
.modal-viewer {
    width: 90vw;
    max-width: 1200px;
    height: 85vh;
}
.viewer-content {
    flex: 1;
    overflow: auto;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    background: var(--bg);
}
.viewer-content img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}
.viewer-content video,
.viewer-content audio {
    max-width: 100%;
    max-height: 100%;
}
.viewer-content iframe {
    width: 100%;
    height: 100%;
    border: none;
}
.viewer-content .bin-msg {
    color: var(--text-dim);
    text-align: center;
}
.viewer-content .bin-msg svg {
    width: 64px;
    height: 64px;
    opacity: 0.3;
    margin-bottom: 12px;
}

/* ---- Custom media player ---- */
.twc-player {
    display: flex;
    flex-direction: column;
    width: 100%;
    max-width: 720px;
    gap: 0;
}
.twc-player.audio-only {
    gap: 0;
}
.twc-player video {
    width: 100%;
    max-height: 60vh;
    background: #000;
    border-radius: var(--r) var(--r) 0 0;
    display: block;
    cursor: pointer;
    object-fit: contain;
}
.twc-player .player-controls {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 14px;
    background: var(--bg2);
    border: 1px solid var(--border);
    border-radius: 0 0 var(--r) var(--r);
}
.twc-player.audio-only .player-controls {
    border-radius: var(--r);
}
/* Fullscreen mode — YouTube-style overlay controls */
.twc-player:fullscreen,
.twc-player:-webkit-full-screen {
    position: relative;
    background: #000;
    display: flex;
    flex-direction: column;
}
.twc-player:fullscreen video,
.twc-player:-webkit-full-screen video {
    max-height: none;
    flex: 1;
    border-radius: 0;
    width: 100%;
    object-fit: contain;
}
.twc-player:fullscreen .player-controls,
.twc-player:-webkit-full-screen .player-controls {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.82));
    border: none;
    border-radius: 0;
    padding: 28px 16px 14px;
    opacity: 0;
    transition: opacity 0.25s;
    pointer-events: none;
}
.twc-player:fullscreen:hover .player-controls,
.twc-player:-webkit-full-screen:hover .player-controls,
.twc-player:fullscreen .player-controls:focus-within,
.twc-player:-webkit-full-screen .player-controls:focus-within {
    opacity: 1;
    pointer-events: auto;
}
.twc-player:fullscreen .player-btn,
.twc-player:-webkit-full-screen .player-btn {
    color: #fff;
}
.twc-player:fullscreen .player-time,
.twc-player:-webkit-full-screen .player-time {
    color: rgba(255, 255, 255, 0.8);
}
.twc-player .player-btn {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text);
    padding: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--r);
    transition: background var(--transition);
}
.twc-player .player-btn:hover {
    background: var(--bg4);
}
.twc-player .player-seek {
    flex: 1;
    height: 4px;
    -webkit-appearance: none;
    appearance: none;
    background: var(--bg4);
    border-radius: 2px;
    outline: none;
    cursor: pointer;
    position: relative;
}
.twc-player .player-seek::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--accent);
    cursor: pointer;
}
.twc-player .player-seek::-moz-range-thumb {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--accent);
    cursor: pointer;
    border: none;
}
.twc-player .player-seek::-moz-range-track {
    background: var(--bg4);
    height: 4px;
    border-radius: 2px;
}
.twc-player .player-time {
    font-size: 11px;
    color: var(--text-dim);
    font-family: var(--mono);
    min-width: 75px;
    text-align: center;
}
.twc-player .player-vol {
    width: 70px;
    height: 4px;
    -webkit-appearance: none;
    appearance: none;
    background: var(--bg4);
    border-radius: 2px;
    outline: none;
    cursor: pointer;
}
.twc-player .player-vol::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--accent-h);
    cursor: pointer;
}
.twc-player .player-vol::-moz-range-thumb {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--accent-h);
    cursor: pointer;
    border: none;
}
.twc-player .player-vol::-moz-range-track {
    background: var(--bg4);
    height: 4px;
    border-radius: 2px;
}
.twc-player .audio-vis {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px 20px;
    background: var(--bg3);
    border-radius: var(--r) var(--r) 0 0;
    border: 1px solid var(--border);
    border-bottom: none;
}
.twc-player .audio-vis svg {
    width: 64px;
    height: 64px;
    color: var(--accent);
    opacity: 0.6;
}

/* ---- Context menu disabled with tooltip ---- */
.ctx-item.disabled {
    opacity: 0.5;
    pointer-events: auto;
    cursor: default;
}
.ctx-item.disabled:hover {
    background: transparent;
    color: var(--text-dim);
}
.ctx-tooltip {
    position: fixed;
    background: var(--bg3);
    border: 1px solid var(--border2);
    color: var(--text-dim);
    font-size: 11px;
    padding: 6px 10px;
    border-radius: var(--r);
    box-shadow: var(--shadow-sm);
    z-index: 9500;
    pointer-events: none;
    white-space: nowrap;
}

/* Properties Modal */
.modal-props {
    min-width: 320px;
    max-width: 420px;
}
.props-icon {
    display: flex;
    justify-content: center;
    margin: 8px 0;
}
.props-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}
.props-table td {
    padding: 6px 4px;
    border-bottom: 1px solid var(--border);
}
.props-table td:first-child {
    color: var(--text-dim);
    width: 40%;
}

/* ============================================================
   TOAST
   ============================================================ */
#toast-container {
    position: fixed;
    bottom: 52px;
    right: 16px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 8px;
    pointer-events: none;
}
.toast {
    background: var(--bg3);
    border: 1px solid var(--border2);
    border-radius: var(--r);
    padding: 10px 16px;
    font-size: 13px;
    max-width: 320px;
    box-shadow: var(--shadow-sm);
    display: flex;
    align-items: center;
    gap: 10px;
    animation:
        toastIn 0.2s ease,
        toastOut 0.3s ease 2.7s forwards;
    pointer-events: all;
}
.toast.success {
    border-left: 3px solid var(--green);
}
.toast.error {
    border-left: 3px solid var(--red);
}
.toast.info {
    border-left: 3px solid var(--accent);
}
.toast.warn {
    border-left: 3px solid var(--orange);
}
@keyframes toastIn {
    from {
        opacity: 0;
        transform: translateX(20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}
@keyframes toastOut {
    to {
        opacity: 0;
        transform: translateX(20px);
    }
}

/* ============================================================
   DRAG UPLOAD OVERLAY
   ============================================================ */
.drop-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 120, 212, 0.12);
    border: 2px dashed var(--accent);
    border-radius: var(--r);
    z-index: 500;
    display: none;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 12px;
    font-size: 18px;
    color: var(--accent);
    pointer-events: none;
}
.drop-overlay.show {
    display: flex;
}
.fw-drop-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 120, 212, 0.12);
    border: 2px dashed var(--accent);
    border-radius: var(--r);
    z-index: 500;
    display: none;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 10px;
    font-size: 14px;
    color: var(--accent);
    pointer-events: none;
}
.fw-drop-overlay.show {
    display: flex;
}

/* ============================================================
   LOADING OVERLAY
   ============================================================ */
.loading-overlay {
    position: fixed;
    inset: 0;
    background: rgba(30, 30, 30, 0.8);
    z-index: 10000;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
    display: none;
}
.loading-overlay.show {
    display: flex;
}
.loading-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--bg4);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}
.loading-msg {
    font-size: 14px;
    color: var(--text-dim);
}

/* ============================================================
   MISC
   ============================================================ */
.badge {
    display: inline-block;
    font-size: 10px;
    font-weight: 600;
    padding: 1px 6px;
    border-radius: var(--r);
    background: var(--bg4);
    color: var(--text-dim);
}
.badge.encrypted {
    background: rgba(0, 120, 212, 0.15);
    color: var(--accent);
}

/* Selection info bar */
.selection-bar {
    position: absolute;
    bottom: 42px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--bg3);
    border: 1px solid var(--border2);
    padding: 4px 14px;
    font-size: 12px;
    color: var(--text-dim);
    border-radius: 2px;
    white-space: nowrap;
    z-index: 100;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.2s;
}
.selection-bar.show {
    opacity: 1;
}

/* Warning notice box */
.notice-box {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 10px 12px;
    background: var(--bg3);
    border-left: 2px solid var(--accent);
    font-size: 11px;
    color: var(--text-dim);
    line-height: 1.5;
}
.notice-box.warn {
    border-left-color: var(--orange);
}
.notice-box.danger {
    border-left-color: var(--red);
}
.notice-box.danger svg {
    color: var(--red) !important;
}
.notice-box svg {
    flex-shrink: 0;
    margin-top: 1px;
    color: var(--orange);
}

/* Delete container warning block */
.del-container-warning {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 12px;
    background: rgba(244, 71, 71, 0.08);
    border: 1px solid rgba(244, 71, 71, 0.25);
    border-radius: 6px;
    margin-bottom: 6px;
}
.del-container-warning svg {
    flex-shrink: 0;
    margin-top: 2px;
}

/* ============================================================
   HIDE NATIVE BROWSER PASSWORD REVEAL BUTTON (Edge/IE)
   ============================================================ */
input[type="password"]::-ms-reveal,
input[type="password"]::-ms-clear {
    display: none;
}

/* ============================================================
   PREVENT NATIVE BROWSER DRAG-SELECT ON THUMBNAILS
   ============================================================ */
.file-item * {
    user-select: none;
    -webkit-user-drag: none;
}
.file-thumb img {
    -webkit-user-drag: none;
    pointer-events: none;
}

/* ============================================================
   REMEMBER SESSION SECTION  (in unlock view)
   ============================================================ */
.remember-row {
    display: flex;
    align-items: center;
    gap: 8px;
    margin: 0 0 6px;
    font-size: 12px;
    color: var(--text-dim);
    cursor: pointer;
}
.remember-row input[type="checkbox"] {
    width: 13px;
    height: 13px;
    accent-color: var(--accent);
    cursor: pointer;
    flex-shrink: 0;
}
.remember-opts {
    flex-direction: column;
    gap: 6px;
    margin: 0 0 12px 22px;
    padding: 8px 12px;
    background: var(--bg3);
    border-left: 2px solid var(--accent);
    border-radius: 0 var(--r) var(--r) 0;
}
.remember-opt {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    color: var(--text-dim);
    cursor: pointer;
}
.remember-opt input[type="radio"] {
    accent-color: var(--accent);
    cursor: pointer;
}
.remember-opt.disabled {
    opacity: 0.4;
    pointer-events: none;
    cursor: default;
}
.remember-opt.disabled input[type="radio"] {
    cursor: default;
}

/* ============================================================
   SESSION BADGE  (on container cards — Home view)
   ============================================================ */
.session-badge {
    position: absolute;
    bottom: 10px;
    left: 30px;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 11px;
    color: var(--accent2);
    background: rgba(78, 201, 176, 0.1);
    border: 1px solid rgba(78, 201, 176, 0.3);
    border-radius: var(--r);
    padding: 3px 8px;
    cursor: pointer;
    user-select: none;
    transition: background var(--transition);
}
.session-badge:hover {
    background: rgba(78, 201, 176, 0.22);
}

/* ============================================================
   FOLDER WINDOW  (floating explorer window)
   ============================================================ */
.folder-window {
    position: absolute;
    background: var(--bg2);
    border: 1px solid var(--border2);
    border-radius: var(--r);
    box-shadow: var(--shadow);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    min-width: 420px;
    min-height: 260px;
}

/* Title bar */
.fw-titlebar {
    height: 32px;
    min-height: 32px;
    background: var(--bg3);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    padding: 0 6px;
    gap: 6px;
    user-select: none;
    flex-shrink: 0;
}
.fw-drag-area {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 6px;
    cursor: move;
    min-width: 0;
    overflow: hidden;
}
.fw-folder-icon {
    flex-shrink: 0;
    width: 18px;
    height: 18px;
    display: flex;
    align-items: center;
}
.fw-folder-icon svg {
    width: 18px;
    height: 18px;
}
.fw-title {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-bright);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.fw-controls {
    display: flex;
    gap: 1px;
    flex-shrink: 0;
}
.fw-btn {
    background: none;
    border: none;
    padding: 4px 5px;
    border-radius: var(--r);
    color: var(--text-dim);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition:
        background var(--transition),
        color var(--transition);
}
.fw-btn:hover {
    background: var(--bg5);
    color: var(--text);
}
.fw-btn.close:hover {
    background: var(--red);
    color: #fff;
}

/* Toolbar */
.fw-toolbar {
    height: 30px;
    min-height: 30px;
    background: var(--bg2);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    padding: 0 6px;
    gap: 4px;
    overflow: hidden;
    flex-shrink: 0;
}
.fw-breadcrumb {
    flex: 1;
    display: flex;
    align-items: center;
    font-size: 11px;
    color: var(--text-dim);
    min-width: 0;
    overflow: hidden;
    margin-left: 4px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--r);
    padding: 2px 6px;
}
.fw-bc-item {
    color: var(--text-dim);
    cursor: pointer;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    padding: 1px 3px;
    border-radius: var(--r);
    transition:
        color var(--transition),
        background var(--transition);
}
.fw-bc-item:hover {
    color: var(--text);
    background: var(--bg3);
}
.fw-bc-item.current {
    color: var(--accent);
    cursor: default;
    font-weight: 600;
}
.fw-bc-item.current:hover {
    background: transparent;
}
.fw-bc-sep {
    color: var(--border2);
    flex-shrink: 0;
    padding: 0 1px;
}

/* Content area */
.fw-area {
    flex: 1;
    position: relative;
    overflow-x: hidden;
    overflow-y: auto;
    outline: none;
    background: #1e1e1e;
    background-image: radial-gradient(circle, #2a2a2a 1px, transparent 1px);
    background-size: calc(24px * var(--icon-scale)) calc(24px * var(--icon-scale));
    min-height: 0;
}

/* Status bar */
.fw-statusbar {
    height: 22px;
    min-height: 22px;
    background: var(--bg2);
    border-top: 1px solid var(--border);
    display: flex;
    align-items: center;
    padding: 0 10px;
    font-size: 11px;
    color: var(--text-dim);
    flex-shrink: 0;
}

/* ============================================================
   CONTEXT MENU SUBMENU ARROW
   ============================================================ */
.ctx-item-arrow {
    margin-left: auto;
    padding-left: 8px;
    font-size: 12px;
    opacity: 0.6;
}

/* ============================================================
   FOLDER WINDOW RESIZE HANDLE
   ============================================================ */
.fw-resize-handle {
    position: absolute;
    bottom: 0;
    right: 0;
    width: 16px;
    height: 16px;
    cursor: se-resize;
    z-index: 10;
    border-radius: 0 0 var(--r) 0;
    background: linear-gradient(135deg, transparent 40%, var(--border2) 40%, var(--border2) 50%, transparent 50%, transparent 60%, var(--border2) 60%, var(--border2) 70%, transparent 70%, transparent 80%, var(--border2) 80%, var(--border2) 90%, transparent 90%);
}

/* ============================================================
   FILE HOVER TOOLTIP
   ============================================================ */
.file-tooltip {
    position: fixed;
    background: var(--bg3);
    border: 1px solid var(--border2);
    border-radius: var(--r);
    box-shadow: var(--shadow-sm);
    padding: 8px 12px;
    min-width: 180px;
    max-width: 300px;
    z-index: 99999;
    pointer-events: none;
    font-size: 12px;
    line-height: 1.6;
    animation: tooltipIn 0.12s ease;
}
.file-tooltip .ft-name {
    font-weight: 600;
    color: var(--text-bright);
    margin-bottom: 5px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.file-tooltip .ft-row {
    color: var(--text-dim);
}
@keyframes tooltipIn {
    from {
        opacity: 0;
        transform: translateY(-3px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ============================================================
   CUT ITEM VISUAL FEEDBACK
   ============================================================ */
.file-item.cut-item {
    opacity: 0.45;
    filter: saturate(0.3);
    transition:
        opacity 0.15s,
        filter 0.15s;
}

/* ============================================================
   ICON APPEAR ANIMATION
   ============================================================ */
@keyframes iconPop {
    from {
        opacity: 0;
        transform: scale(calc(var(--icon-scale) * 0.72));
    }
    to {
        opacity: 1;
        transform: scale(var(--icon-scale));
    }
}

/* ============================================================
   SETTINGS MODAL
   ============================================================ */
.modal-settings {
    width: 560px;
    height: 500px;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}
.settings-tabs {
    display: flex;
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
}
.settings-tab {
    flex: 1;
    padding: 10px 0;
    background: none;
    border: none;
    color: var(--text-dim);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    border-bottom: 2px solid transparent;
    transition:
        color var(--transition),
        border-color var(--transition);
}
.settings-tab:hover {
    color: var(--text);
}
.settings-tab.active {
    color: var(--accent);
    border-bottom-color: var(--accent);
}
.settings-panel {
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    flex: 1;
    overflow-y: auto;
}
.settings-section {
    display: flex;
    flex-direction: column;
    gap: 14px;
}
.settings-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}
.settings-label {
    font-size: 13px;
    color: var(--text);
    white-space: nowrap;
}
.settings-toggle-group {
    display: flex;
    gap: 0;
    border: 1px solid var(--border2);
    border-radius: var(--r);
    overflow: hidden;
}
.settings-toggle-btn {
    padding: 5px 14px;
    font-size: 12px;
    background: none;
    border: none;
    color: var(--text-dim);
    cursor: pointer;
    transition:
        background var(--transition),
        color var(--transition);
}
.settings-toggle-btn:not(:last-child) {
    border-right: 1px solid var(--border2);
}
.settings-toggle-btn:hover {
    background: var(--bg3);
    color: var(--text);
}
.settings-toggle-btn.active {
    background: var(--accent);
    color: #fff;
}

/* Switch toggle */
.switch {
    position: relative;
    display: inline-block;
    width: 36px;
    height: 20px;
    flex-shrink: 0;
}
.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}
.switch-slider {
    position: absolute;
    inset: 0;
    background: var(--bg4);
    border-radius: 10px;
    cursor: pointer;
    transition: background 0.2s;
}
.switch-slider::before {
    content: "";
    position: absolute;
    width: 14px;
    height: 14px;
    left: 3px;
    top: 3px;
    background: #fff;
    border-radius: 50%;
    transition: transform 0.2s;
}
.switch input:checked + .switch-slider {
    background: var(--accent);
}
.switch input:checked + .switch-slider::before {
    transform: translateX(16px);
}

/* Stats */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
}
.stats-card {
    background: var(--bg3);
    border: 1px solid var(--border);
    border-radius: var(--r);
    padding: 12px 14px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.stats-card-value {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-bright);
}
.stats-card-label {
    font-size: 11px;
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.stats-chart-wrap {
    margin-top: 10px;
}
.stats-bar-chart {
    display: flex;
    flex-direction: column;
    gap: 6px;
}
.stats-bar-row {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    color: var(--text-dim);
}
.stats-bar-row-label {
    width: 70px;
    text-align: right;
    flex-shrink: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.stats-bar-row-track {
    flex: 1;
    height: 8px;
    background: var(--bg4);
    border-radius: 4px;
    overflow: hidden;
}
.stats-bar-row-fill {
    height: 100%;
    border-radius: 4px;
    transition: width 0.4s ease;
}
.stats-bar-row-pct {
    width: 36px;
    font-size: 11px;
    color: var(--text-dim);
}
.stats-storage-bar {
    height: 14px;
    background: var(--bg4);
    border-radius: 7px;
    overflow: hidden;
    position: relative;
}
.stats-storage-fill {
    height: 100%;
    border-radius: 7px;
    background: linear-gradient(90deg, var(--accent), #5aadff);
    transition: width 0.4s ease;
}
.stats-storage-text {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    color: #fff;
    font-weight: 600;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
}

/* Burger button + dropdown: hidden by default (desktop) */
.topbar-burger {
    display: none;
}
.topbar-dropdown {
    display: none;
}

/* ============================================================
   MOBILE RESPONSIVE
   ============================================================ */
@media (max-width: 640px) {
    /* Header */
    .app-header {
        padding: 0 10px;
        gap: 8px;
    }
    .header-logo span {
        font-size: 14px;
    }
    .header-logo small {
        display: none;
    }
    .header-actions .btn {
        padding: 5px 8px;
        font-size: 11px;
        gap: 4px;
    }
    .header-actions .btn svg {
        width: 12px;
        height: 12px;
    }

    /* Home body */
    .home-body {
        padding: 12px;
        gap: 14px;
    }
    .container-grid {
        grid-template-columns: 1fr;
        gap: 10px;
    }
    .container-card {
        padding: 14px;
    }
    .home-warning-box {
        font-size: 11px;
        padding: 10px;
    }

    /* Storage footer */
    .storage-footer {
        padding: 10px 12px;
    }

    /* Desktop topbar — show only back + breadcrumb + burger */
    .desktop-topbar {
        padding: 0 8px;
        gap: 6px;
        height: 44px;
        min-height: 44px;
    }
    .desktop-topbar .btn-sm:not(.topbar-burger):not(#btn-lock) {
        display: none;
    }
    .desktop-topbar .separator {
        display: none;
    }
    .topbar-burger {
        display: flex;
        margin-left: auto;
        flex-shrink: 0;
    }
    .breadcrumb {
        font-size: 12px;
    }

    /* Burger dropdown — fixed so it overlays the view without breaking layout */
    .topbar-dropdown {
        position: fixed;
        top: 44px;
        left: 0;
        right: 0;
        z-index: 7500;
        background: var(--bg2);
        border-bottom: 1px solid var(--border);
        box-shadow: 0 6px 20px rgba(0, 0, 0, 0.55);
        display: flex;
        flex-direction: column;
        transform: translateY(-8px);
        opacity: 0;
        pointer-events: none;
        transition:
            transform 0.18s ease,
            opacity 0.18s ease;
    }
    .topbar-dropdown.open {
        transform: translateY(0);
        opacity: 1;
        pointer-events: all;
    }
    .topbar-dd-item {
        display: flex;
        align-items: center;
        gap: 12px;
        padding: 13px 18px;
        font-size: 14px;
        font-family: var(--font);
        color: var(--text);
        background: none;
        border: none;
        cursor: pointer;
        text-align: left;
        transition: background var(--transition);
        -webkit-tap-highlight-color: transparent;
    }
    .topbar-dd-item:hover,
    .topbar-dd-item:active {
        background: var(--bg3);
    }
    .topbar-dd-item svg {
        flex-shrink: 0;
        color: var(--text-dim);
    }
    .topbar-dd-sep {
        height: 1px;
        background: var(--border);
        margin: 2px 0;
    }

    /* Taskbar */
    .taskbar {
        padding: 0 8px;
        gap: 6px;
        height: 36px;
        min-height: 36px;
    }
    .taskbar-container-name {
        font-size: 12px;
    }
    .taskbar-storage {
        font-size: 10px;
    }
    .taskbar-bar-wrap {
        width: 50px;
    }
    #btn-lock-taskbar {
        font-size: 11px;
        padding: 5px 8px;
    }

    /* Context menu */
    .ctx-menu {
        min-width: 180px;
    }
    .ctx-item {
        padding: 11px 16px;
        font-size: 14px;
    }

    /* Modals */
    .modal {
        min-width: 0 !important;
        width: 95vw;
        max-width: 95vw;
    }
    .modal-editor {
        width: 98vw !important;
        height: 90vh !important;
    }
    .modal-viewer {
        width: 98vw !important;
        height: 90vh !important;
    }
    .modal-settings {
        width: 95vw !important;
        max-height: 85vh !important;
    }

    /* Prevent iOS auto-zoom on input focus (font-size must be ≥16px) */
    .input,
    .input-area,
    textarea.code-editor {
        font-size: 16px !important;
    }

    /* Folder windows: full-screen on mobile */
    .folder-window {
        position: fixed !important;
        left: 0 !important;
        top: 0 !important;
        width: 100vw !important;
        height: 100dvh !important;
        min-width: unset !important;
        min-height: unset !important;
        border-radius: 0;
        z-index: 7800 !important;
    }
    .fw-resize {
        display: none !important;
    }

    .stats-grid {
        grid-template-columns: 1fr 1fr;
        gap: 8px;
    }
    .stats-card-value {
        font-size: 16px;
    }

    /* Unlock view */
    .unlock-box {
        padding: 24px 20px;
        max-width: 95vw;
    }
    .unlock-title {
        font-size: 18px;
    }

    /* Toast */
    #toast-container {
        bottom: 46px;
        right: 8px;
        left: 8px;
    }
    .toast {
        max-width: 100%;
    }
}

/* Prevent touch callout and text selection on interactive areas */
@media (pointer: coarse) {
    .desktop-area,
    .fw-area,
    .file-item,
    .ctx-item,
    .container-card {
        -webkit-touch-callout: none;
        -webkit-tap-highlight-color: transparent;
    }
    .ctx-item {
        padding: 10px 14px;
    }
}

/* CUSTOM SELECT */
.custom-select {
    appearance: none;
    background: var(--bg3) url("data:image/svg+xml;utf8,<svg fill='%23888' height='20' viewBox='0 0 24 24' width='20' xmlns='http://www.w3.org/2000/svg'><path d='M7 10l5 5 5-5z'/></svg>") no-repeat right 6px center;
    border: 1px solid var(--border);
    color: var(--text);
    padding: 6px 28px 6px 10px;
    border-radius: var(--r);
    font-family: var(--font);
    font-size: 13px;
    cursor: pointer;
    outline: none;
    transition: border-color var(--transition);
}
.custom-select:focus {
    border-color: var(--accent);
}
.custom-select option {
    background: var(--bg2);
    color: var(--text);
}

.settings-section-title {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    color: var(--text-dim);
    margin-bottom: 4px;
    letter-spacing: 0.5px;
    border-bottom: 1px solid var(--border2);
    padding-bottom: 4px;
}

/* CUSTOM DROPDOWN UI */
.custom-dd {
    position: relative;
    width: 140px;
}
.custom-dd-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--bg3);
    border: 1px solid var(--border);
    padding: 6px 10px;
    border-radius: var(--r);
    cursor: pointer;
    font-size: 13px;
    color: var(--text);
    transition: border-color var(--transition);
    user-select: none;
}
.custom-dd-head:hover {
    border-color: var(--border2);
}
.custom-dd-head.active {
    border-color: var(--accent);
}
.custom-dd-menu {
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    right: 0;
    background: var(--bg3);
    border: 1px solid var(--border);
    border-radius: var(--r);
    box-shadow: var(--shadow);
    z-index: 9999;
    display: none;
    max-height: 200px;
    overflow-y: auto;
}
.custom-dd.open .custom-dd-menu {
    display: block;
}
.custom-dd-opt {
    padding: 8px 10px;
    font-size: 13px;
    color: var(--text);
    cursor: pointer;
    transition: background var(--transition);
}
.custom-dd-opt:hover {
    background: var(--accent);
    color: #fff;
}
.custom-dd-opt.selected {
    background: rgba(0, 120, 212, 0.2);
    color: var(--accent);
}