/* ============================================
   Rewind Lab - Styles Page (风格图鉴)
   ============================================ */

.styles-main {
    padding-top: 64px; /* 避开固定导航栏 */
}

/* Hero 区域 */
.styles-hero {
    padding: 48px 0 32px;
    text-align: center;
    background: linear-gradient(180deg, var(--color-background) 0%, var(--color-surface) 100%);
}

.styles-title {
    font-size: 36px;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 12px;
}

.styles-subtitle {
    font-size: 16px;
    color: var(--color-text-light);
    margin-bottom: 8px;
}

.styles-quote {
    font-size: 14px;
    color: var(--color-primary);
    font-style: italic;
    font-weight: 500;
}

/* 筛选栏 */
.styles-filter {
    position: sticky;
    top: 64px;
    z-index: 100;
    background: var(--color-background);
    border-bottom: 1px solid var(--color-border);
    padding: 16px 0;
    backdrop-filter: blur(8px);
}

.filter-tabs {
    display: flex;
    gap: 8px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 12px;
}

.filter-tab {
    padding: 8px 16px;
    background: transparent;
    border: 1px solid var(--color-border);
    border-radius: 20px;
    font-size: 14px;
    color: var(--color-text-light);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.filter-tab:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.filter-tab.active {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: #fff;
}

.filter-search {
    max-width: 400px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    color: var(--color-text-light);
}

.filter-search input {
    flex: 1;
    border: none;
    background: transparent;
    outline: none;
    font-size: 14px;
    color: var(--color-text);
}

/* 风格网格 */
.styles-content {
    padding: 32px 0 48px;
}

.styles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 24px;
}

.style-item {
    animation: fadeIn 0.4s ease;
}

.style-card {
    background: var(--color-background);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 2px solid transparent;
    transition: all var(--transition-normal);
    cursor: pointer;
    position: relative;
}

.style-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
    border-color: var(--color-primary-light);
}

.style-thumbnail {
    height: 140px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    position: relative;
}

.style-era-badge {
    position: absolute;
    top: 12px;
    left: 12px;
    background: rgba(0, 0, 0, 0.6);
    color: #fff;
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.05em;
}

.style-icon {
    opacity: 0.9;
}

.style-body {
    padding: 20px;
}

.style-name {
    font-size: 18px;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 2px;
}

.style-en {
    font-size: 12px;
    color: var(--color-primary);
    font-weight: 500;
    letter-spacing: 0.05em;
    margin-bottom: 12px;
}

.style-features {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 12px;
}

.feature-tag {
    display: inline-block;
    padding: 4px 8px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    font-size: 11px;
    color: var(--color-text-light);
}

.style-story {
    font-size: 13px;
    color: var(--color-text-light);
    line-height: 1.6;
    margin-bottom: 12px;
    font-style: italic;
}

.style-use {
    font-size: 12px;
    color: var(--color-text-light);
    padding: 10px;
    background: var(--color-surface);
    border-radius: var(--radius-sm);
    border-left: 3px solid var(--color-primary);
}

.style-use strong {
    color: var(--color-primary);
}

.style-detail-btn {
    width: 100%;
    padding: 12px;
    background: transparent;
    border: none;
    border-top: 1px solid var(--color-border);
    color: var(--color-primary);
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.style-detail-btn:hover {
    background: var(--color-surface);
}

/* 空状态 */
.empty-state {
    text-align: center;
    padding: 48px 24px;
    color: var(--color-text-light);
    grid-column: 1 / -1;
}

.empty-state svg {
    margin-bottom: 16px;
    opacity: 0.5;
}

.empty-state p {
    margin-bottom: 24px;
    font-size: 16px;
}

.empty-state.hidden {
    display: none;
}

/* 详情弹窗 */
.style-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    animation: fadeIn 0.3s ease;
}

.style-modal.hidden {
    display: none;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
}

.modal-content {
    position: relative;
    background: var(--color-background);
    border-radius: var(--radius-lg);
    max-width: 700px;
    width: 100%;
    max-height: 85vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
    animation: slideUp 0.3s ease;
}

@keyframes slideUp {
    from { transform: translateY(20px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

.modal-close {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--color-surface);
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--color-text-light);
    z-index: 10;
    transition: all var(--transition-fast);
}

.modal-close:hover {
    background: var(--color-error);
    color: #fff;
}

.modal-header {
    display: flex;
    gap: 20px;
    padding: 24px;
    border-bottom: 1px solid var(--color-border);
    align-items: center;
}

.modal-thumbnail {
    width: 120px;
    height: 120px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    flex-shrink: 0;
}

.modal-info {
    flex: 1;
}

.modal-era {
    display: inline-block;
    padding: 4px 10px;
    background: var(--color-surface);
    border-radius: 12px;
    font-size: 11px;
    color: var(--color-primary);
    font-weight: 600;
    margin-bottom: 8px;
}

.modal-title {
    font-size: 24px;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 4px;
}

.modal-en {
    font-size: 12px;
    color: var(--color-text-light);
    margin-bottom: 16px;
    letter-spacing: 0.05em;
}

.modal-body {
    padding: 24px;
}

.modal-section {
    margin-bottom: 24px;
}

.modal-section:last-child {
    margin-bottom: 0;
}

.modal-section h3 {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: 8px;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.modal-section p {
    font-size: 14px;
    color: var(--color-text);
    line-height: 1.7;
}

.modal-features {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.modal-features .feature-tag {
    font-size: 12px;
    padding: 6px 12px;
}

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

.param-item {
    background: var(--color-surface);
    padding: 12px;
    border-radius: var(--radius-sm);
}

.param-label {
    font-size: 11px;
    color: var(--color-text-light);
    margin-bottom: 4px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.param-value {
    font-size: 16px;
    font-weight: 600;
    color: var(--color-primary);
}

/* 响应式适配 */
@media (max-width: 768px) {
    .styles-title {
        font-size: 28px;
    }
    .styles-grid {
        grid-template-columns: 1fr;
    }
    .modal-header {
        flex-direction: column;
        text-align: center;
    }
    .modal-content {
        max-height: 90vh;
    }
    .modal-params {
        grid-template-columns: 1fr;
    }
    .filter-tabs {
        gap: 6px;
    }
    .filter-tab {
        padding: 6px 12px;
        font-size: 13px;
    }
}