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

:root {
    --bg-primary: #05070f;
    --bg-secondary: #0f1524;
    --panel: #151c30;
    --panel-hover: #1d2642;
    --panel-dark: #10172b;
    --accent: #5f7cff;
    --accent-strong: #3e5bff;
    --accent-soft: rgba(95, 124, 255, 0.2);
    --accent-contrast: #05070f;
    --success: #2dd4bf;
    --danger: #f87171;
    --warning: #facc15;
    --text-primary: #f8fafc;
    --text-secondary: #b4c4d9;
    --border-color: rgba(148, 163, 184, 0.25);
    --muted-border: rgba(148, 163, 184, 0.15);
    --input-bg: #0f1424;
    --shadow-soft: 0 20px 50px rgba(5, 7, 15, 0.6);
    --shadow-hard: 0 25px 60px rgba(0, 0, 0, 0.65);
}

body {
    font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--bg-primary);
    min-height: 100vh;
    color: var(--text-primary);
    line-height: 1.6;
    padding: clamp(12px, 3vw, 24px);
    position: relative;
    overflow-x: hidden;
}

body::before {
    content: '';
    position: fixed;
    inset: 0;
    background: linear-gradient(135deg, rgba(6, 11, 25, 0.9), rgba(10, 17, 35, 0.95)),
                radial-gradient(circle at 12% 20%, rgba(95, 124, 255, 0.25), transparent 45%),
                radial-gradient(circle at 85% 10%, rgba(14, 165, 233, 0.2), transparent 40%);
    filter: blur(30px);
    z-index: -2;
}

body::after {
    content: '';
    position: fixed;
    inset: 0;
    background: radial-gradient(circle at 80% 20%, rgba(59, 130, 246, 0.18), transparent 55%),
                radial-gradient(circle at 15% 85%, rgba(124, 58, 237, 0.15), transparent 40%),
                rgba(5, 7, 15, 0.9);
    z-index: -1;
}

/* Login */
.login-screen {
    display: none;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 20px;
}

.login-screen.show {
    display: flex;
}

.login-card {
    background: var(--panel);
    padding: 36px;
    border-radius: 20px;
    box-shadow: var(--shadow-hard);
    border: 1px solid var(--muted-border);
    width: 100%;
    max-width: 420px;
}

.login-card h1 {
    text-align: center;
    color: var(--text-primary);
    font-size: 30px;
    margin-bottom: 10px;
}

.login-subtitle {
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: 28px;
    font-size: 14px;
}

/* Layout */
.container {
    max-width: 1400px;
    margin: 0 auto;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
    background: linear-gradient(135deg, rgba(21, 29, 50, 0.95), rgba(12, 17, 32, 0.95));
    padding: 18px 26px;
    border-radius: 18px;
    border: 1px solid rgba(255, 255, 255, 0.03);
    box-shadow: 0 25px 55px rgba(4, 6, 15, 0.65);
    gap: 16px;
    flex-wrap: wrap;
}

.header-left {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

header h1 {
    font-size: 26px;
    color: var(--text-primary);
}

.user-info {
    color: var(--text-secondary);
    font-size: 14px;
}

.user-info strong {
    color: var(--text-primary);
    font-weight: 600;
}

/* Toast уведомления */
.toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 10000;
    display: flex;
    flex-direction: column;
    gap: 10px;
    pointer-events: none;
}

.toast {
    background: var(--panel);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 14px 18px;
    color: var(--text-primary);
    font-size: 14px;
    box-shadow: var(--shadow-hard);
    display: flex;
    align-items: center;
    gap: 10px;
    min-width: 200px;
    max-width: 350px;
    opacity: 0;
    transform: translateX(100%);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    pointer-events: auto;
}

.toast.show {
    opacity: 1;
    transform: translateX(0);
}

.toast.success {
    border-left: 3px solid var(--success);
}

.toast.success::before {
    content: '✓';
    color: var(--success);
    font-size: 18px;
    font-weight: bold;
}

.toast.error {
    border-left: 3px solid var(--danger);
}

.toast.error::before {
    content: '✕';
    color: var(--danger);
    font-size: 18px;
    font-weight: bold;
}

.header-right {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.main-content {
    display: grid;
    grid-template-columns: 320px 1fr;
    gap: 22px;
}

.sidebar {
    background: rgba(16, 23, 37, 0.85);
    padding: 18px;
    border-radius: 18px;
    border: 1px solid rgba(255, 255, 255, 0.03);
    box-shadow: 0 20px 40px rgba(5, 7, 15, 0.55);
    max-height: calc(100vh - 160px);
    overflow-y: auto;
    color: var(--text-primary);
}

.sidebar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 14px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--muted-border);
}

.sidebar-title {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-primary);
    font-size: 15px;
    letter-spacing: 0.2px;
}

.folders-list {
    display: flex;
    flex-direction: column;
    gap: 2px;
    padding: 4px 0;
}

.folder-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 6px 8px;
    border-radius: 6px;
    cursor: pointer;
    color: var(--text-secondary);
    transition: background 0.15s ease, color 0.15s;
    position: relative;
    min-height: 28px;
}

.folder-item span {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.folder-info {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    min-width: 0;
}

.folder-title {
    display: flex;
    align-items: center;
    gap: 6px;
    min-width: 0;
    flex: 1;
}

.folder-chevron {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 18px;
    height: 18px;
    cursor: pointer;
    transition: transform 0.2s ease, color 0.15s;
    color: var(--text-secondary);
    flex-shrink: 0;
    border-radius: 3px;
}

.folder-chevron:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.05);
}

.folder-chevron.collapsed {
    transform: rotate(-90deg);
}

.folder-chevron-placeholder {
    display: inline-block;
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

.folder-item .icon {
    flex-shrink: 0;
    width: 16px;
    height: 16px;
}

.folder-name {
    font-size: 13px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    color: inherit;
}

.folder-meta {
    font-size: 11px;
    color: var(--text-secondary);
    margin-top: 2px;
    opacity: 0.7;
}

.folder-badge {
    display: inline-block;
    font-size: 10px;
    padding: 2px 6px;
    border-radius: 3px;
    background: rgba(95, 124, 255, 0.15);
    color: var(--accent);
    margin-left: 4px;
}

.folder-item.active {
    background: rgba(95, 124, 255, 0.2);
    color: var(--text-primary);
}

.folder-item.active .folder-name {
    color: var(--text-primary);
    font-weight: 500;
}

.folder-item.shared {
    color: var(--text-primary);
}

.folder-item.shared .folder-name {
    color: var(--text-primary);
}

.folder-name {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.share-marker {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--accent);
    color: var(--accent-contrast);
    font-size: 11px;
    font-weight: 600;
    margin-right: 6px;
    flex-shrink: 0;
    box-shadow: 0 2px 6px rgba(95, 124, 255, 0.4);
    line-height: 1;
}

.share-marker-inline {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--accent);
    color: var(--accent-contrast);
    font-size: 12px;
    font-weight: 600;
    margin-right: 8px;
    vertical-align: middle;
    box-shadow: 0 2px 6px rgba(95, 124, 255, 0.4);
    line-height: 1;
}

.folder-item:hover:not(.active) {
    background: rgba(255, 255, 255, 0.03);
    color: var(--text-primary);
}

.folder-item:hover .folder-name {
    color: var(--text-primary);
}

.folder-actions {
    display: flex;
    gap: 4px;
    align-items: center;
    opacity: 0;
    transition: opacity 0.15s ease;
    flex-shrink: 0;
    margin-left: 8px;
}

.folder-item:hover .folder-actions {
    opacity: 1;
}

.folder-action {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    padding: 4px;
    border: 1px solid transparent;
    background: transparent;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 12px;
    transition: background 0.15s ease, color 0.15s ease, border 0.15s ease;
    width: 24px;
    height: 24px;
}

.folder-action:hover {
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-primary);
}

.folder-action .icon {
    margin: 0;
    width: 14px;
    height: 14px;
    color: inherit;
}

.folder-action.icon-only {
    padding: 4px;
}

.folder-action.icon-only .icon {
    width: 14px;
    height: 14px;
}

.folder-action .action-text {
    font-size: 12px;
    white-space: nowrap;
}

.folder-action.danger {
    color: var(--danger);
}

.folder-action.danger:hover {
    background: rgba(248, 113, 113, 0.15);
    color: var(--danger);
}

.folder-action.danger .icon {
    color: inherit;
}

.folder-share {
    color: var(--accent);
}

.folder-share:hover {
    background: rgba(95, 124, 255, 0.15);
    color: var(--accent);
}

.content-area {
    background: rgba(15, 21, 34, 0.9);
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.03);
    padding: 18px;
    box-shadow: 0 25px 50px rgba(4, 5, 12, 0.65);
}

.content-toolbar {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    align-items: center;
    margin-bottom: 16px;
    justify-content: space-between;
}

.view-toggle {
    display: inline-flex;
    background: var(--panel-dark);
    border-radius: 12px;
    border: 1px solid var(--muted-border);
    padding: 4px;
    gap: 4px;
}

.view-toggle button {
    border: none;
    background: transparent;
    color: var(--text-secondary);
    padding: 6px 14px;
    border-radius: 8px;
    font-size: 13px;
    cursor: pointer;
    transition: background 0.2s ease, color 0.2s;
}

.view-toggle button.active {
    background: var(--accent);
    color: var(--accent-contrast);
    box-shadow: 0 6px 15px rgba(95, 124, 255, 0.35);
}

@media (max-width: 640px) {
    .content-toolbar {
        flex-direction: column;
        align-items: stretch;
    }
    .view-toggle {
        width: 100%;
        justify-content: space-between;
    }
    .view-toggle button {
        flex: 1;
        text-align: center;
    }
}

.logo-mark {
    display: inline-flex;
    width: 14px;
    height: 14px;
    border-radius: 4px;
    margin-right: 8px;
    background: linear-gradient(135deg, #7c3aed, #5f7cff);
    box-shadow: 0 4px 10px rgba(95, 124, 255, 0.45);
}

.logo-mark.small {
    width: 12px;
    height: 12px;
}

.icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 18px;
    height: 18px;
    margin-right: 6px;
    color: var(--text-secondary);
    position: relative;
    flex-shrink: 0;
    vertical-align: middle;
}

.icon::before {
    content: '';
    width: 100%;
    height: 100%;
    background: currentColor;
    mask-repeat: no-repeat;
    mask-position: center;
    mask-size: contain;
    -webkit-mask-repeat: no-repeat;
    -webkit-mask-position: center;
    -webkit-mask-size: contain;
    display: block;
}

.icon-stack::before {
    mask-image: url("data:image/svg+xml;base64,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");
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}

.icon-folder::before {
    mask-image: url("data:image/svg+xml;base64,PHN2ZyB2aWV3Qm94PScwIDAgMjQgMjQnIGZpbGw9J25vbmUnIHhtbG5zPSdodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2Zyc+CjxwYXRoIGQ9J00zIDdoNWwyIDJoMTF2OWEyIDIgMCAwIDEtMiAySDNhMiAyIDAgMCAxLTItMlY5YTIgMiAwIDAgMSAyLTJ6JyBzdHJva2U9J3doaXRlJyBzdHJva2Utd2lkdGg9JzInIHN0cm9rZS1saW5lY2FwPSdyb3VuZCcgc3Ryb2tlLWxpbmVqb2luPSdyb3VuZCcvPgo8L3N2Zz4=");
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}

.icon-inbox::before {
    mask-image: url("data:image/svg+xml;base64,PHN2ZyB2aWV3Qm94PScwIDAgMjQgMjQnIGZpbGw9J25vbmUnIHhtbG5zPSdodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2Zyc+CjxwYXRoIGQ9J00yMSAxM3Y2YTIgMiAwIDAgMS0yIDJINWEyIDIgMCAwIDEtMi0ydi02bDQtNmgxMGw0IDZ6JyBzdHJva2U9J3doaXRlJyBzdHJva2Utd2lkdGg9JzInIHN0cm9rZS1saW5lY2FwPSdyb3VuZCcgc3Ryb2tlLWxpbmVqb2luPSdyb3VuZCcvPgo8cGF0aCBkPSdNNyAxM2E1IDUgMCAwIDAgMTAgMCcgc3Ryb2tlPSd3aGl0ZScgc3Ryb2tlLXdpZHRoPScyJyBzdHJva2UtbGluZWNhcD0ncm91bmQnIHN0cm9rZS1saW5lam9pbj0ncm91bmQnLz4KPC9zdmc+");
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}

.icon-nested::before {
    mask-image: url("data:image/svg+xml;base64,PHN2ZyB2aWV3Qm94PScwIDAgMjQgMjQnIGZpbGw9J25vbmUnIHhtbG5zPSdodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2Zyc+CjxwYXRoIGQ9J002IDR2MTInIHN0cm9rZT0nd2hpdGUnIHN0cm9rZS13aWR0aD0nMicgc3Ryb2tlLWxpbmVjYXA9J3JvdW5kJyBzdHJva2UtbGluZWpvaW49J3JvdW5kJy8+CjxwYXRoIGQ9J002IDEwaDExJyBzdHJva2U9J3doaXRlJyBzdHJva2Utd2lkdGg9JzInIHN0cm9rZS1saW5lY2FwPSdyb3VuZCcgc3Ryb2tlLWxpbmVqb2luPSdyb3VuZCcvPgo8cGF0aCBkPSdNMTMgN2w0IDMtNCAzJyBzdHJva2U9J3doaXRlJyBzdHJva2Utd2lkdGg9JzInIHN0cm9rZS1saW5lY2FwPSdyb3VuZCcvPgo8L3N2Zz4=");
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}

.icon-plus::before {
    mask-image: url("data:image/svg+xml;base64,PHN2ZyB2aWV3Qm94PScwIDAgMjQgMjQnIGZpbGw9J25vbmUnIHhtbG5zPSdodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2Zyc+CjxwYXRoIGQ9J00xMiA1djE0JyBzdHJva2U9J3doaXRlJyBzdHJva2Utd2lkdGg9JzInIHN0cm9rZS1saW5lY2FwPSdyb3VuZCcvPgo8cGF0aCBkPSdNNSAxMmgxNCcgc3Ryb2tlPSd3aGl0ZScgc3Ryb2tlLXdpZHRoPScyJyBzdHJva2UtbGluZWNhcD0ncm91bmQnLz4KPC9zdmc+");
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}

.icon-edit::before {
    mask-image: url("data:image/svg+xml;base64,PHN2ZyB2aWV3Qm94PScwIDAgMjQgMjQnIGZpbGw9J25vbmUnIHhtbG5zPSdodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2Zyc+CjxwYXRoIGQ9J00zIDE3LjI1VjIxaDMuNzVMMTcuODEgOS45NGwtMy43NS0zLjc1TDMgMTcuMjV6JyBzdHJva2U9J3doaXRlJyBzdHJva2Utd2lkdGg9JzEuOCcgc3Ryb2tlLWxpbmVjYXA9J3JvdW5kJyBzdHJva2UtbGluZWpvaW49J3JvdW5kJy8+CjxwYXRoIGQ9J00xNC4wNiA0Ljk0bDMuNzUgMy43NScgc3Ryb2tlPSd3aGl0ZScgc3Ryb2tlLXdpZHRoPScxLjgnIHN0cm9rZS1saW5lY2FwPSdyb3VuZCcgc3Ryb2tlLWxpbmVqb2luPSdyb3VuZCcvPgo8L3N2Zz4=");
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}

.icon-trash::before {
    content: '🗑';
    background: none;
    -webkit-mask-image: none;
    mask-image: none;
    font-size: 16px;
    line-height: 1;
    display: inline-block;
}

.icon-eye::before {
    mask-image: url("data:image/svg+xml;base64,PHN2ZyB2aWV3Qm94PScwIDAgMjQgMjQnIGZpbGw9J25vbmUnIHhtbG5zPSdodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2Zyc+CjxwYXRoIGQ9J00xIDEyczQtNyAxMS03IDExIDcgMTEgNy00IDctMTEgN1MxIDEyIDEgMTJ6JyBzdHJva2U9J3doaXRlJyBzdHJva2Utd2lkdGg9JzInIHN0cm9rZS1saW5lY2FwPSdyb3VuZCcvPgo8Y2lyY2xlIGN4PScxMicgY3k9JzEyJyByPSczJyBzdHJva2U9J3doaXRlJyBzdHJva2Utd2lkdGg9JzInLz4KPC9zdmc+");
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}

.icon-copy::before {
    mask-image: url("data:image/svg+xml;base64,PHN2ZyB2aWV3Qm94PScwIDAgMjQgMjQnIGZpbGw9J25vbmUnIHhtbG5zPSdodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2Zyc+CjxyZWN0IHg9JzknIHk9JzknIHdpZHRoPScxMicgaGVpZ2h0PScxMicgcng9JzInIHN0cm9rZT0nd2hpdGUnIHN0cm9rZS13aWR0aD0nMicvPgo8cmVjdCB4PSczJyB5PSczJyB3aWR0aD0nMTInIGhlaWdodD0nMTInIHJ4PScyJyBzdHJva2U9J3doaXRlJyBzdHJva2Utd2lkdGg9JzInLz4KPC9zdmc+");
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}

.icon-dice::before {
    mask-image: url("data:image/svg+xml;base64,PHN2ZyB2aWV3Qm94PScwIDAgMjQgMjQnIGZpbGw9J25vbmUnIHhtbG5zPSdodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2Zyc+CjxyZWN0IHg9JzQnIHk9JzQnIHdpZHRoPScxNicgaGVpZ2h0PScxNicgcng9JzMnIHN0cm9rZT0nd2hpdGUnIHN0cm9rZS13aWR0aD0nMicvPgo8Y2lyY2xlIGN4PSc5JyBjeT0nOScgcj0nMS41JyBmaWxsPSd3aGl0ZScvPgo8Y2lyY2xlIGN4PScxNScgY3k9JzE1JyByPScxLjUnIGZpbGw9J3doaXRlJy8+CjxjaXJjbGUgY3g9JzknIGN5PScxNScgcj0nMS41JyBmaWxsPSd3aGl0ZScvPgo8Y2lyY2xlIGN4PScxNScgY3k9JzknIHI9JzEuNScgZmlsbD0nd2hpdGUnLz4KPC9zdmc+");
    -webkit-mask-image: url("data:image/svg+xml;base64,PHN2ZyB2aWV3Qm94PScwIDAgMjQgMjQnIGZpbGw9J25vbmUnIHhtbG5zPSdodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2Zyc+CjxyZWN0IHg9JzQnIHk9JzQnIHdpZHRoPScxNicgaGVpZ2h0PScxNicgcng9JzMnIHN0cm9rZT0nd2hpdGUnIHN0cm9rZS13aWR0aD0nMicvPgo8Y2lyY2xlIGN4PSc5JyBjeT0nOScgcj0nMS41JyBmaWxsPSd3aGl0ZScvPgo8Y2lyY2xlIGN4PScxNScgY3k9JzE1JyByPScxLjUnIGZpbGw9J3doaXRlJy8+CjxjaXJjbGUgY3g9JzknIGN5PScxNScgcj0nMS41JyBmaWxsPSd3aGl0ZScvPgo8Y2lyY2xlIGN4PScxNScgY3k9JzknIHI9JzEuNScgZmlsbD0nd2hpdGUnLz4KPC9zdmc+");
}

.icon-share::before {
    mask-image: url("data:image/svg+xml;base64,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");
    -webkit-mask-image: url("data:image/svg+xml;base64,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");
}

.icon-chevron::before {
    mask-image: url("data:image/svg+xml;base64,PHN2ZyB2aWV3Qm94PScwIDAgMjQgMjQnIGZpbGw9J25vbmUnIHhtbG5zPSdodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2Zyc+CjxwYXRoIGQ9J005IDE4bDYtNi02LTYnIHN0cm9rZT0nd2hpdGUnIHN0cm9rZS13aWR0aD0nMicgc3Ryb2tlLWxpbmVjYXA9J3JvdW5kJyBzdHJva2UtbGluZWpvaW49J3JvdW5kJy8+Cjwvc3ZnPg==");
    -webkit-mask-image: url("data:image/svg+xml;base64,PHN2ZyB2aWV3Qm94PScwIDAgMjQgMjQnIGZpbGw9J25vbmUnIHhtbG5zPSdodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2Zyc+CjxwYXRoIGQ9J005IDE4bDYtNi02LTYnIHN0cm9rZT0nd2hpdGUnIHN0cm9rZS13aWR0aD0nMicgc3Ryb2tlLWxpbmVjYXA9J3JvdW5kJyBzdHJva2UtbGluZWpvaW49J3JvdW5kJy8+Cjwvc3ZnPg==");
}

.search-box {
    margin-bottom: 0;
    flex: 1;
    min-width: 300px;
}

.search-box input {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--border-color);
    border-radius: 10px;
    background: var(--input-bg);
    color: var(--text-primary);
    transition: border 0.2s ease, box-shadow 0.2s;
}

.search-box input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 2px var(--accent-soft);
}

/* Cards */
.passwords-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 18px;
}

.passwords-list.list-view {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.passwords-list.list-view .password-card {
    width: 100%;
}

.password-card {
    background: linear-gradient(145deg, rgba(22, 29, 51, 0.95), rgba(13, 18, 36, 0.98));
    padding: 20px;
    border-radius: 22px;
    border: 1px solid rgba(255, 255, 255, 0.03);
    box-shadow: 0 30px 70px rgba(4, 6, 14, 0.9);
    transition: transform 0.3s ease, border 0.3s ease, box-shadow 0.3s ease;
    position: relative;
    overflow: hidden;
    isolation: isolate;
}

.password-card::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(120deg, rgba(95, 124, 255, 0.22), rgba(14, 165, 233, 0.18));
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
    z-index: 0;
}

.password-card:hover {
    transform: translateY(-8px);
    border-color: rgba(95, 124, 255, 0.5);
    box-shadow: 0 40px 90px rgba(5, 7, 15, 0.95);
}

.password-card:hover::after {
    opacity: 1;
}

.password-card.shared {
    border-left: 3px solid var(--accent);
    position: relative;
}

.password-card.shared::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--accent);
    border-radius: 22px 0 0 22px;
}

.password-card::before {
    content: '';
    position: absolute;
    inset: 1px;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.04);
    pointer-events: none;
    z-index: 0;
}

.password-card .card-body {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.password-card h3 {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-primary);
    font-size: 19px;
    margin-bottom: 6px;
    letter-spacing: 0.3px;
}

.password-card .badge {
    border-radius: 999px;
    padding: 3px 10px;
    background: rgba(250, 204, 21, 0.18);
    color: var(--warning);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.password-card .field-label {
    font-size: 11px;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.45);
    letter-spacing: 0.6px;
    margin-bottom: 4px;
}

.password-card .field-value {
    color: var(--text-primary);
    font-size: 13px;
    word-break: break-word;
    line-height: 1.4;
}

.password-card .password-value input {
    flex: 1;
    padding: 10px 12px;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: rgba(13, 18, 36, 0.8);
    color: var(--text-primary);
    font-size: 13px;
}

.password-card .password-value {
    display: flex;
    align-items: center;
    gap: 8px;
}

.totp-container {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
}

.totp-code {
    font-family: 'Courier New', monospace;
    font-size: 20px;
    font-weight: 600;
    letter-spacing: 2px;
    color: var(--accent);
    padding: 8px 12px;
    background: rgba(95, 124, 255, 0.1);
    border-radius: 8px;
    border: 1px solid rgba(95, 124, 255, 0.2);
}

.totp-timer {
    font-size: 12px;
    color: var(--text-secondary);
    margin-top: 4px;
}
    color: var(--text-primary);
    font-family: 'Roboto Mono', 'Courier New', monospace;
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.02);
}

.actions {
    display: flex;
    gap: 10px;
    margin-top: 32px;
    padding-top: 10px;
    flex-wrap: wrap;
}

.password-card .card-body {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.password-card.list-mode {
    display: flex;
    gap: 20px;
    align-items: stretch;
    padding: 18px 20px;
    border-left: 3px solid transparent;
    transition: border-color 0.2s ease;
}

.password-card.list-mode:hover {
    border-left-color: var(--accent);
}

.password-card.list-mode .card-body {
    flex: 1;
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 12px 20px;
    align-items: start;
    min-width: 0;
}

.password-card.list-mode h3 {
    font-size: 17px;
    font-weight: 600;
    margin: 0;
    grid-column: 1 / -1;
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 4px;
}

.password-card.list-mode .owner-info {
    font-size: 11px;
    color: var(--text-secondary);
    grid-column: 1 / -1;
    margin-bottom: 4px;
    padding-bottom: 8px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.password-card.list-mode .field {
    margin: 0;
    display: contents;
}

.password-card.list-mode .field-label {
    font-size: 10px;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.5);
    letter-spacing: 0.8px;
    font-weight: 500;
    white-space: nowrap;
    padding-top: 2px;
    min-width: 120px;
}

.password-card.list-mode .field-value {
    font-size: 13px;
    color: var(--text-primary);
    word-break: break-word;
    min-width: 0;
}

.password-card.list-mode .password-value {
    display: flex;
    align-items: center;
    gap: 6px;
}

.password-card.list-mode .password-value input {
    padding: 7px 10px;
    font-size: 12px;
    flex: 1;
    min-width: 0;
}

.password-card.list-mode .btn-icon {
    flex-shrink: 0;
}

.password-card.list-mode .totp-container {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 4px;
}

.password-card.list-mode .totp-code {
    font-size: 16px;
    padding: 6px 10px;
}

.password-card.list-mode .totp-timer {
    font-size: 11px;
    margin-top: 2px;
}

.password-card.list-mode .field-value a {
    color: var(--accent);
    text-decoration: none;
    word-break: break-all;
}

.password-card.list-mode .field-value a:hover {
    text-decoration: underline;
}

.password-card.list-mode .actions {
    flex-direction: column;
    min-width: 150px;
    max-width: 150px;
    margin-top: 0;
    gap: 8px;
    justify-content: flex-start;
    padding-top: 2px;
}

.password-card.list-mode .actions .btn {
    width: 100%;
    justify-content: center;
    padding: 8px 14px;
    font-size: 13px;
    white-space: nowrap;
}

@media (max-width: 768px) {
    .password-card.list-mode {
        flex-direction: column;
        padding: 16px;
    }
    
    .password-card.list-mode .card-body {
        grid-template-columns: 1fr;
        gap: 10px;
    }
    
    .password-card.list-mode .field-label {
        min-width: auto;
        margin-bottom: 4px;
    }
    
    .password-card.list-mode .actions {
        flex-direction: row;
        width: 100%;
        max-width: 100%;
        margin-top: 12px;
        padding-top: 12px;
        border-top: 1px solid rgba(255, 255, 255, 0.05);
    }
    
    .password-card.list-mode .actions .btn {
        flex: 1;
    }
}

.btn {
    padding: 8px 14px;
    border-radius: 10px;
    border: 1px solid transparent;
    background: var(--panel-hover);
    color: var(--text-primary);
    cursor: pointer;
    font-size: 13px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: transform 0.2s ease, background 0.2s;
}

.btn:hover {
    transform: translateY(-1px);
}

.btn-icon {
    border: none;
    cursor: pointer;
    font-size: 18px;
    padding: 6px;
    border-radius: 8px;
    transition: transform 0.2s ease, background 0.2s ease;
    color: var(--text-secondary);
    background: var(--panel-hover);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 32px;
    min-height: 32px;
    vertical-align: middle;
}

.btn-icon:hover {
    transform: translateY(-1px) scale(1.02);
    background: var(--panel);
    color: var(--text-primary);
}

.btn-icon .icon {
    margin-right: 0;
    width: 20px;
    height: 20px;
    color: inherit;
    display: inline-flex;
}

.btn-primary {
    background: var(--accent);
    color: var(--accent-contrast);
    box-shadow: 0 10px 25px rgba(95, 124, 255, 0.35);
}

.btn-secondary {
    border: 1px solid var(--border-color);
    background: transparent;
}

.btn-danger {
    background: rgba(248, 113, 113, 0.15);
    color: var(--danger);
}

.btn-success {
    background: rgba(45, 212, 191, 0.2);
    color: var(--success);
}

.btn-small {
    padding: 6px 10px;
    font-size: 12px;
}

.password-input-group {
    display: flex;
    gap: 8px;
    align-items: center;
}

.password-input-group input {
    flex: 1;
}

/* Forms & Modals */
.form-group {
    margin-bottom: 14px;
}

.form-group label {
    display: block;
    margin-bottom: 6px;
    color: var(--text-secondary);
    font-size: 13px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 10px 12px;
    border-radius: 10px;
    border: 1px solid var(--border-color);
    background: var(--input-bg);
    color: var(--text-primary);
    font-size: 13px;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px 16px;
    margin-bottom: 10px;
}

.form-grid .form-group {
    margin-bottom: 0;
}

.form-group.full-width,
.form-grid .form-group.full-width {
    grid-column: 1 / -1;
    margin-top: 10px;
}

@media (max-width: 640px) {
    .form-grid {
        grid-template-columns: 1fr;
    }
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 2px var(--accent-soft);
    outline: none;
}

.share-input-group {
    display: flex;
    gap: 8px;
}

.share-input-group input {
    flex: 1;
}

.modal {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(5, 7, 15, 0.75);
    backdrop-filter: blur(6px);
    z-index: 1000;
}

.modal.show {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background: var(--panel);
    border-radius: 18px;
    padding: 24px;
    width: 94%;
    max-width: 520px;
    max-height: 90vh;
    overflow-y: auto;
    border: 1px solid var(--muted-border);
    box-shadow: var(--shadow-hard);
    position: relative;
}

.close {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    background: var(--panel-dark);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s ease, color 0.2s ease;
}

.close:hover {
    background: var(--accent);
    color: var(--accent-contrast);
}

.totp-code {
    font-family: 'Roboto Mono', monospace;
    font-size: 22px;
    text-align: center;
    padding: 10px;
    border-radius: 10px;
    background: var(--panel);
    border: 1px solid var(--muted-border);
    color: var(--accent);
    letter-spacing: 4px;
}

.totp-timer {
    text-align: center;
    font-size: 11px;
    color: var(--text-secondary);
    margin-top: 4px;
}

.files-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.file-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 10px;
    border-radius: 10px;
    background: var(--panel-hover);
    border: 1px solid var(--muted-border);
}

.file-name {
    color: var(--text-primary);
    font-size: 13px;
    font-weight: 600;
}

.file-size {
    color: var(--text-secondary);
    font-size: 11px;
}

.shared-user-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 12px;
    border-radius: 12px;
    background: var(--panel-dark);
    border: 1px solid var(--muted-border);
    flex-wrap: wrap;
    gap: 10px;
}

.shared-user-name {
    color: var(--text-primary);
    font-weight: 600;
    font-size: 14px;
}

.shared-user-controls {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.shared-user-controls select {
    padding: 6px 10px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    background: var(--input-bg);
    color: var(--text-primary);
}

.content-area .empty-state {
    background: var(--panel-dark);
    border-radius: 14px;
    padding: 40px 20px;
    color: var(--text-secondary);
    border: 1px solid var(--muted-border);
}

/* Admin */
.admin-section {
    background: var(--panel);
    border-radius: 16px;
    padding: clamp(16px, 3vw, 22px);
    border: 1px solid var(--muted-border);
    box-shadow: var(--shadow-soft);
    margin-bottom: clamp(18px, 3vw, 26px);
}

.admin-section + .admin-section {
    margin-top: clamp(18px, 3vw, 28px);
}

.user-card {
    background: var(--panel-dark);
    border-radius: 12px;
    padding: 14px 16px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border: 1px solid var(--muted-border);
}

.user-card:hover {
    border-color: var(--accent);
}

.user-role {
    background: none;
    color: var(--text-secondary);
    padding: 0;
    font-size: 13px;
    letter-spacing: 0.4px;
}

.user-role.admin {
    color: var(--accent);
}

.user-role.user {
    color: var(--text-secondary);
}

/* Responsive */
@media (max-width: 900px) {
    .main-content {
        grid-template-columns: 1fr;
    }

    .sidebar {
        max-height: 220px;
    }

    header {
        flex-direction: column;
        align-items: flex-start;
    }
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: var(--accent);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent-strong);
}