/* ================================================================
   Library Page — стили страницы «Моя библиотека»
   Использует CSS-переменные из catalog.css
   ================================================================ */

/* ── Page Header ──────────────────────────────────── */
.lib-header {
    text-align: center;
    padding: 40px 32px 12px;
    max-width: 800px;
    margin: 0 auto;
}

.lib-header h1 {
    font-size: 2rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--accent) 0%, #a78bfa 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 6px;
}

.lib-subtitle {
    color: var(--text2);
    font-size: 0.95rem;
}

/* ── Tabs ─────────────────────────────────────────── */
.lib-tabs-wrap {
    max-width: 1200px;
    margin: 20px auto 0;
    padding: 0 32px;
    overflow-x: auto;
}

.lib-tabs {
    display: flex;
    gap: 4px;
    border-bottom: 1px solid var(--border);
    padding-bottom: 0;
}

.lib-tab {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 10px 18px;
    border: none;
    background: transparent;
    color: var(--text2);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    border-bottom: 2px solid transparent;
    transition: color .15s, border-color .15s, background .15s;
    white-space: nowrap;
    border-radius: 8px 8px 0 0;
}

.lib-tab:hover {
    color: var(--text);
    background: var(--bg3);
}

.lib-tab.active {
    color: var(--accent);
    border-bottom-color: var(--accent);
    font-weight: 600;
}

.lib-tab-count {
    font-size: 11px;
    padding: 1px 7px;
    border-radius: 10px;
    background: var(--bg3);
    color: var(--text3);
    font-weight: 600;
    min-width: 20px;
    text-align: center;
}

.lib-tab.active .lib-tab-count {
    background: var(--accent);
    color: #fff;
}

/* ── Toolbar ──────────────────────────────────────── */
.lib-toolbar {
    max-width: 1200px;
    margin: 16px auto 0;
    padding: 0 32px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.lib-search-bar {
    position: relative;
    flex: 1;
    max-width: 360px;
}

.lib-search-icon {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text3);
}

.lib-search-bar input {
    width: 100%;
    padding: 8px 12px 8px 36px;
    border-radius: 8px;
    border: 1px solid var(--border);
    background: var(--bg2);
    color: var(--text);
    font-size: 13px;
    outline: none;
    transition: border-color .2s;
}

.lib-search-bar input:focus {
    border-color: var(--accent);
}

.lib-select {
    padding: 7px 28px 7px 12px;
    border-radius: 8px;
    font-size: 13px;
    background: var(--bg3);
    border: 1px solid var(--border);
    color: var(--text);
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='none' stroke='%239da3be' stroke-width='2'%3E%3Cpath d='m2 4 4 4 4-4'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 10px center;
}

.lib-view-toggle {
    display: flex;
    gap: 2px;
    margin-left: auto;
}

.lib-view-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 7px 10px;
    border: 1px solid var(--border);
    background: transparent;
    color: var(--text3);
    cursor: pointer;
    transition: background .15s, color .15s;
}

.lib-view-btn:first-child {
    border-radius: 8px 0 0 8px;
}

.lib-view-btn:last-child {
    border-radius: 0 8px 8px 0;
}

.lib-view-btn.active {
    background: var(--bg3);
    color: var(--accent);
    border-color: var(--accent);
}

.lib-view-btn:hover:not(.active) {
    background: var(--bg3);
    color: var(--text);
}

/* ── Content Grid ─────────────────────────────────── */
.lib-content {
    max-width: 1200px;
    margin: 20px auto 0;
    padding: 0 32px 80px;
}

.lib-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, 180px);
    gap: 20px 16px;
}

.lib-grid.list-view {
    grid-template-columns: 1fr;
    gap: 8px;
}

/* ── Library Card (grid view) ─────────────────────── */
.lib-card {
    position: relative;
    cursor: pointer;
    border-radius: var(--card-r);
    width: 180px;
    transition: transform .2s, box-shadow .2s;
}

.lib-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, .35);
}

.lib-card-cover {
    position: relative;
    width: 180px;
    height: 258px;
    border-radius: var(--card-r);
    overflow: hidden;
    background: var(--bg3);
}

.lib-card-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.lib-card-cover .no-cover {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.lib-card-title {
    margin-top: 8px;
    font-size: 13px;
    font-weight: 600;
    line-height: 1.35;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    color: var(--text);
}

.lib-card-meta {
    font-size: 11px;
    color: var(--text3);
    margin-top: 2px;
}

/* Rating badge on cover */
.lib-badge-rating {
    position: absolute;
    top: 8px;
    left: 8px;
    z-index: 2;
    padding: 2px 8px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 700;
    color: #fff;
    min-width: 36px;
    text-align: center;
}

.lib-badge-rating.high {
    background: #4caf50;
}

.lib-badge-rating.medium {
    background: #ff9800;
}

.lib-badge-rating.low {
    background: #f44336;
}

/* Status badge on cover */
.lib-badge-status {
    position: absolute;
    bottom: 8px;
    left: 8px;
    right: 8px;
    z-index: 2;
    padding: 4px 10px;
    border-radius: 6px;
    font-size: 11px;
    font-weight: 600;
    text-align: center;
    backdrop-filter: blur(8px);
    background: rgba(0, 0, 0, .65);
    color: #fff;
}

.lib-badge-status[data-status="reading"] {
    border-bottom: 2px solid var(--accent);
}

.lib-badge-status[data-status="planned"] {
    border-bottom: 2px solid var(--warning);
}

.lib-badge-status[data-status="completed"] {
    border-bottom: 2px solid var(--success);
}

.lib-badge-status[data-status="dropped"] {
    border-bottom: 2px solid var(--danger);
}

/* Card action menu button */
.lib-card-action {
    position: absolute;
    top: 8px;
    right: 8px;
    z-index: 3;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    border: none;
    background: rgba(0, 0, 0, .55);
    backdrop-filter: blur(4px);
    color: #fff;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity .15s, background .15s;
}

.lib-card:hover .lib-card-action {
    opacity: 1;
}

.lib-card-action:hover {
    background: rgba(0, 0, 0, .8);
}

/* ── List view card ───────────────────────────────── */
.lib-grid.list-view .lib-card {
    width: 100%;
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 12px 16px;
    background: var(--bg2);
    border: 1px solid var(--border);
    border-radius: 10px;
}

.lib-grid.list-view .lib-card:hover {
    transform: none;
    box-shadow: none;
    border-color: var(--accent);
}

.lib-grid.list-view .lib-card-cover {
    width: 50px;
    height: 72px;
    border-radius: 8px;
    flex-shrink: 0;
}

.lib-grid.list-view .lib-card-cover img {
    border-radius: 8px;
}

.lib-grid.list-view .lib-badge-rating,
.lib-grid.list-view .lib-badge-status,
.lib-grid.list-view .lib-card-action {
    display: none;
}

.lib-card-body {
    flex: 1;
    min-width: 0;
}

.lib-grid.list-view .lib-card-title {
    font-size: 14px;
    margin-top: 0;
}

.lib-card-list-meta {
    display: none;
}

.lib-grid.list-view .lib-card-list-meta {
    display: flex;
    align-items: center;
    gap: 16px;
    font-size: 12px;
    color: var(--text3);
    margin-top: 4px;
}

.lib-card-list-meta .meta-chip {
    display: flex;
    align-items: center;
    gap: 4px;
}

.lib-card-list-actions {
    display: none;
}

.lib-grid.list-view .lib-card-list-actions {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
}

.lib-list-status-btn {
    padding: 5px 14px;
    border-radius: 7px;
    border: 1px solid var(--border);
    background: var(--bg3);
    color: var(--text2);
    font-size: 12px;
    cursor: pointer;
    transition: border-color .15s, color .15s;
}

.lib-list-status-btn:hover {
    border-color: var(--accent);
    color: var(--text);
}

.lib-list-remove-btn {
    padding: 5px 10px;
    border-radius: 7px;
    border: 1px solid var(--border);
    background: transparent;
    color: var(--text3);
    cursor: pointer;
    transition: color .15s, border-color .15s;
}

.lib-list-remove-btn:hover {
    color: var(--danger);
    border-color: var(--danger);
}

/* ── Loading Spinner ──────────────────────────────── */
.lib-loading {
    grid-column: 1 / -1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    padding: 60px 0;
    color: var(--text3);
    font-size: 14px;
}

.lib-spinner {
    width: 32px;
    height: 32px;
    border: 3px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: lib-spin .7s linear infinite;
}

@keyframes lib-spin {
    to {
        transform: rotate(360deg);
    }
}

/* ── Empty States ─────────────────────────────────── */
.lib-empty,
.lib-auth-required {
    text-align: center;
    padding: 60px 32px;
    max-width: 420px;
    margin: 0 auto;
}

.lib-empty-icon {
    color: var(--text3);
    margin-bottom: 16px;
    opacity: .5;
}

.lib-empty h3,
.lib-auth-required h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 8px;
}

.lib-empty p,
.lib-auth-required p {
    font-size: 14px;
    color: var(--text2);
    margin-bottom: 16px;
}

.lib-empty a {
    color: var(--accent);
    text-decoration: underline;
}

/* ── Context Menu ─────────────────────────────────── */
.lib-context-menu {
    position: fixed;
    z-index: 10000;
    min-width: 180px;
    background: var(--bg2);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 6px;
    box-shadow: 0 12px 36px rgba(0, 0, 0, .55);
}

.lib-context-menu button {
    display: flex;
    align-items: center;
    gap: 8px;
    width: 100%;
    padding: 8px 12px;
    border: none;
    background: transparent;
    color: var(--text2);
    font-size: 13px;
    cursor: pointer;
    border-radius: 6px;
    transition: background .1s, color .1s;
}

.lib-context-menu button:hover {
    background: var(--surface);
    color: var(--text);
}

.lib-context-menu button.active-status {
    color: var(--accent);
    font-weight: 600;
}

.lib-ctx-divider {
    height: 1px;
    background: var(--border);
    margin: 4px 0;
}

.lib-ctx-danger:hover {
    color: var(--danger) !important;
}

/* ── Toast reuse ──────────────────────────────────── */
.toast-container {
    position: fixed;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 99999;
    display: flex;
    flex-direction: column;
    gap: 8px;
    pointer-events: none;
}

/* ── Responsive ───────────────────────────────────── */
@media (max-width: 768px) {
    .lib-header {
        padding: 24px 16px 8px;
    }

    .lib-header h1 {
        font-size: 1.5rem;
    }

    .lib-tabs-wrap {
        padding: 0 16px;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    .lib-tabs {
        flex-wrap: nowrap;
    }

    .lib-tab {
        padding: 8px 12px;
        font-size: 12px;
        white-space: nowrap;
        flex-shrink: 0;
    }

    .lib-tab span:not(.lib-tab-count) {
        display: none;
    }

    .lib-toolbar {
        padding: 0 16px;
        flex-wrap: wrap;
    }

    .lib-search-bar {
        max-width: none;
        width: 100%;
    }

    .lib-content {
        padding: 0 16px 60px;
    }

    .lib-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

    .lib-card,
    .lib-card-cover {
        width: 100%;
    }

    .lib-card-cover {
        position: relative;
        height: 0;
        padding-bottom: 143%;
    }

    .lib-card-cover img {
        position: absolute;
        top: 0;
        left: 0;
    }
}

@media (max-width: 480px) {
    .lib-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .lib-card,
    .lib-card-cover {
        width: 100%;
    }

    .lib-card-cover {
        position: relative;
        height: 0;
        padding-bottom: 143%;
    }

    .lib-card-cover img {
        position: absolute;
        top: 0;
        left: 0;
    }
}