/* ========================================
   Browse / Discover Layout
   Premium gallery — full-width, cover-led
   ======================================== */

/* --- Base results grid (public templates) --- */
.browse-results {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-4);
    min-width: 0;
}

.browse-results > .pagination {
    grid-column: 1 / -1;
}

#filter-toggle,
#filter-close {
    display: none;
}

/* ========================================
   Browse Page UI — Premium Gallery
   ======================================== */

.browse-page-ui {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
}

/* --- Editorial Header --- */
.browse-editorial-header {
    display: flex;
    align-items: baseline;
    gap: var(--space-4);
    padding-bottom: var(--space-4);
    border-bottom: 1px solid var(--border);
}

.browse-editorial-title {
    font-family: var(--font-display);
    font-size: var(--heading);
    font-weight: var(--weight-bold);
    color: var(--text-primary);
    margin: 0;
    letter-spacing: var(--tracking-tight);
}

.browse-editorial-count {
    font-size: var(--caption);
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: var(--tracking-wide);
}

/* --- Horizontal Filter Bar --- */
.browse-page-ui .browse-filters {
    background: transparent;
    border: none;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
}

.browse-filters-header-mobile {
    display: none;
}

.browse-filters-inline {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    flex-wrap: wrap;
}

.filter-field select,
.filter-field input,
.filter-search input {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--space-1_5) var(--space-3);
    font-family: var(--font);
    font-size: var(--caption);
    color: var(--text-secondary);
    min-height: 32px;
    transition: border-color var(--transition), box-shadow var(--transition);
}

.filter-field select {
    min-width: 110px;
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg width='8' height='6' viewBox='0 0 8 6' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1.5L4 4.5L7 1.5' stroke='%238A93A0' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 10px center;
    padding-right: 28px;
}

.filter-field select:hover,
.filter-field input:hover,
.filter-search input:hover {
    border-color: var(--border-hover);
}

.filter-field select:focus,
.filter-field input:focus,
.filter-search input:focus {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 2px var(--accent-primary-subtle);
    outline: none;
}

.filter-search input {
    min-width: 160px;
}

.filter-search input::placeholder {
    color: var(--text-dim);
}

.filter-actions {
    display: flex;
    gap: var(--space-1_5);
    margin-left: auto;
}

.btn-filter-apply {
    background: var(--accent-primary);
    color: #fff;
    border: none;
    border-radius: var(--radius-lg);
    padding: var(--space-1_5) var(--space-4);
    font-family: var(--font);
    font-size: var(--caption);
    font-weight: var(--weight-medium);
    cursor: pointer;
    transition: background var(--transition), box-shadow var(--transition);
}

.btn-filter-apply:hover {
    background: var(--accent-primary-hover);
    box-shadow: var(--glow-accent);
}

.btn-filter-clear {
    color: var(--text-muted);
    text-decoration: none;
    font-size: var(--caption);
    padding: var(--space-1_5) var(--space-3);
    border-radius: var(--radius-lg);
    transition: color var(--transition), background var(--transition);
    display: inline-flex;
    align-items: center;
}

.btn-filter-clear:hover {
    color: var(--text-secondary);
    background: var(--surface-bg);
}

/* --- Result Count (mobile) --- */
.browse-count {
    font-size: var(--caption);
    color: var(--text-muted);
}

/* --- Results Grid (4-col) --- */
.browse-page-ui .browse-results {
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-5);
}

.browse-page-ui .browse-results > .card {
    grid-column: 1 / -1;
    background: transparent;
    border: none;
}

/* --- Card Entrance --- */
@keyframes card-enter {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (prefers-reduced-motion: reduce) {
    .browse-page-ui .novel-card-item {
        animation: none !important;
    }
}

/* --- Card — Premium Gallery Card --- */
.browse-page-ui .novel-card-item {
    background: var(--bg-surface);
    border: none;
    border-radius: var(--radius-xl);
    overflow: hidden;
    position: relative;
    display: flex;
    flex-direction: column;
    animation: card-enter 0.5s cubic-bezier(0.16, 1, 0.3, 1) both;
    animation-delay: calc(var(--card-index, 0) * 0.05s);
    transition: transform var(--transition-smooth), box-shadow var(--transition-smooth);
}

/* Always-visible left accent (subtle) */
.browse-page-ui .novel-card-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 3px;
    height: 100%;
    background: var(--gradient-brand);
    z-index: 3;
    opacity: 0.3;
    transition: opacity var(--transition-smooth);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.browse-page-ui .novel-card-item:hover::before {
    opacity: 1;
}

.browse-page-ui .novel-card-item:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl), var(--glow-accent);
}

/* --- Cover --- */
.browse-page-ui .novel-card-cover {
    position: relative;
    width: 100%;
    aspect-ratio: 3 / 4;
    max-height: 380px;
    overflow: hidden;
    background: var(--bg-primary);
    flex-shrink: 0;
}

.browse-page-ui .novel-card-cover::before {
    content: '';
    position: absolute;
    inset: -10px;
    background-image: var(--cover);
    background-size: cover;
    background-position: center;
    filter: blur(35px) brightness(0.18) saturate(1.6);
    z-index: 0;
}

.browse-page-ui .novel-card-cover::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 35%, var(--bg-primary) 100%);
    z-index: 0;
    opacity: 0.25;
    pointer-events: none;
}

.browse-page-ui .novel-card-cover img {
    position: relative;
    z-index: 1;
    width: auto;
    height: 92%;
    max-width: 88%;
    object-fit: contain;
    display: block;
    margin: 0 auto;
    box-shadow: 0 6px 28px rgba(0, 0, 0, 0.55);
    border-radius: var(--radius-sm);
}

/* --- Title Overlay --- */
.browse-page-ui .novel-card-cover-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--space-10) var(--space-4) var(--space-4);
    background: linear-gradient(transparent 20%, rgba(0, 0, 0, 0.92) 50%);
    z-index: 2;
    pointer-events: none;
}

.browse-page-ui .novel-card-cover-overlay .novel-card-title {
    margin: 0;
    font-family: var(--font-display);
    font-size: var(--title);
    font-weight: var(--weight-bold);
    color: #fff;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.7), 0 0 24px rgba(0, 0, 0, 0.3);
    letter-spacing: var(--tracking-tight);
    line-height: var(--leading-tight);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.browse-page-ui .novel-card-cover-overlay .novel-card-title a {
    color: inherit;
    text-decoration: none;
}

.browse-page-ui .novel-card-cover-overlay .novel-card-cover-meta {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    margin-top: var(--space-1);
}

.browse-page-ui .novel-card-cover-overlay .browse-rating {
    font-size: var(--xs);
    color: var(--accent-gold);
    text-shadow: 0 1px 4px rgba(0, 0, 0, 0.6);
}

/* --- Card Body (browse mode — minimal) --- */
.browse-page-ui .novel-card-body {
    padding: var(--space-3) var(--space-4) var(--space-4);
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    flex: 1;
}

.browse-page-ui .novel-card-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-1_5);
    font-size: var(--caption);
    color: var(--text-muted);
    line-height: var(--leading-tight);
}

.novel-card-author {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 100%;
    display: block;
}

/* Tags (compact in browse) */
.browse-page-ui .browse-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-1);
}

.browse-page-ui .browse-tags .tag {
    font-size: var(--xs);
    padding: 1px var(--space-1_5);
    border-radius: var(--radius-full);
    background: var(--surface-bg);
    color: var(--text-muted);
    border: 1px solid var(--border);
    text-decoration: none;
    transition: background var(--transition), color var(--transition), border-color var(--transition);
    line-height: var(--leading-normal);
}

.browse-page-ui .browse-tags .tag:hover {
    background: var(--accent-primary-subtle);
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

/* Actions (pill track button) */
.browse-page-ui .novel-card-actions {
    margin-top: auto;
    padding-top: var(--space-2);
}

.browse-page-ui .novel-card-actions .btn-discover-track {
    font-size: var(--xs);
    padding: var(--space-1_5) var(--space-3);
    border-radius: var(--radius-full);
    border: 1px solid var(--border);
    background: transparent;
    color: var(--text-muted);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: var(--space-1_5);
    transition: background var(--transition), border-color var(--transition), color var(--transition);
    font-family: var(--font);
}

.browse-page-ui .novel-card-actions .btn-discover-track svg {
    width: 10px;
    height: 10px;
    stroke: currentColor;
}

.browse-page-ui .novel-card-actions .btn-discover-track:hover {
    background: var(--accent-primary-subtle);
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

.browse-page-ui .badge-tracked {
    font-size: var(--xs);
    padding: var(--space-1_5) var(--space-3);
    border-radius: var(--radius-full);
    background: var(--success-bg);
    color: var(--success);
    border: 1px solid transparent;
    display: inline-flex;
    align-items: center;
    gap: var(--space-1_5);
    font-family: var(--font);
}

.browse-page-ui .badge-tracked svg {
    width: 10px;
    height: 10px;
    stroke: currentColor;
}

/* --- Trending Note --- */
.browse-page-ui .browse-note {
    grid-column: 1 / -1;
    text-align: center;
    font-size: var(--xs);
    color: var(--text-dim);
    padding: var(--space-4);
    background: var(--bg-surface);
    border-radius: var(--radius-xl);
    letter-spacing: var(--tracking-wide);
    text-transform: uppercase;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
}

.browse-note-icon {
    color: var(--accent-primary);
    font-size: 0.5rem;
    opacity: 0.5;
}

/* --- Empty State --- */
.browse-page-ui .browse-empty {
    grid-column: 1 / -1;
    text-align: center;
    padding: var(--space-12) var(--space-6);
    color: var(--text-dim);
    border-radius: var(--radius-xl);
}

.browse-page-ui .browse-empty h3 {
    font-family: var(--font-display);
    color: var(--text-secondary);
    margin-bottom: var(--space-2);
}

.browse-page-ui .browse-empty p {
    max-width: 400px;
    margin: 0 auto;
    line-height: var(--leading-relaxed);
}

/* ========================================
   Responsive
   ======================================== */

@media (max-width: 1400px) {
    .browse-page-ui .browse-results {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 1100px) {
    .browse-page-ui .browse-results {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .browse-page-ui .browse-results {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-4);
    }
    .browse-page-ui .novel-card-cover {
        max-height: 320px;
    }
}

@media (max-width: 600px) {
    .browse-page-ui .browse-results {
        grid-template-columns: 1fr;
        gap: var(--space-3);
    }
    .browse-page-ui .novel-card-cover {
        max-height: 280px;
    }
}

/* --- Mobile: filter bar → overlay --- */
@media (max-width: 1100px) {
    .browse-page-ui .browse-filters {
        display: none;
    }
    .browse-page-ui .browse-filters.browse-filters-open {
        display: block;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: var(--mobile-nav-height);
        z-index: 95;
        margin: 0;
        border-radius: 0;
        overflow-y: auto;
        padding: var(--space-5);
        background: var(--bg-surface);
    }
    .browse-filters-header-mobile {
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-bottom: var(--space-4);
        padding-bottom: var(--space-3);
        border-bottom: 1px solid var(--border);
    }
    .browse-filters-header-mobile h2 {
        font-family: var(--font);
        font-size: var(--xs);
        font-weight: var(--weight-semibold);
        text-transform: uppercase;
        letter-spacing: var(--tracking-wide);
        color: var(--text-dim);
        margin: 0;
    }
    .browse-filters-inline {
        flex-direction: column;
        align-items: stretch;
    }
    .filter-field select,
    .filter-field input,
    .filter-search input {
        width: 100%;
    }
    .filter-search input {
        min-width: 0;
    }
    .filter-actions {
        margin-left: 0;
    }
    #filter-toggle {
        display: inline-flex !important;
    }
    #filter-close {
        display: inline-flex !important;
    }
}