/**
 * ============================================================================
 * 直播模块样式 - 暗金轻奢主题
 * ============================================================================
 * 前缀: live-
 * 主题色: #C9A96E (金色)
 * ============================================================================
 */

/* ==================== CSS变量 ==================== */
:root {
    --live-primary: #C9A96E;
    --live-primary-light: #D4B87A;
    --live-primary-dark: #B8943F;
    --live-primary-bg: rgba(201, 169, 110, 0.1);
    
    --live-danger: #EF4444;
    --live-success: #10B981;
    --live-warning: #F59E0B;
    --live-info: #3B82F6;
    
    --live-bg-dark: #0D1117;
    --live-bg-card: #161B22;
    --live-bg-input: #21262D;
    
    --live-text-primary: #E6EDF3;
    --live-text-secondary: #8B949E;
    --live-text-muted: #484F58;
    
    --live-border: rgba(201, 169, 110, 0.12);
    --live-border-hover: rgba(201, 169, 110, 0.25);
    
    --live-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3);
    --live-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4);
    --live-shadow-gold: 0 4px 12px rgba(201, 169, 110, 0.15);
    
    --live-radius: 12px;
    --live-radius-sm: 8px;
    --live-radius-lg: 16px;
    
    --live-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ==================== 页面容器 ==================== */
.live-page {
    padding: 24px;
    max-width: 1400px;
    margin: 0 auto;
}

/* ==================== 页面头部 ==================== */
.live-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 32px;
    padding: 32px;
    background: linear-gradient(135deg, rgba(201, 169, 110, 0.08) 0%, rgba(201, 169, 110, 0.02) 100%);
    border: 1px solid var(--live-border);
    border-radius: var(--live-radius-lg);
}

.live-header__title {
    font-size: 32px;
    font-weight: 700;
    color: var(--live-text-primary);
    margin: 0 0 8px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.live-header__title i {
    color: var(--live-primary);
}

.live-header__desc {
    font-size: 16px;
    color: var(--live-text-secondary);
    margin: 0;
}

.live-header__stats {
    display: flex;
    gap: 24px;
}

.live-stat {
    text-align: center;
    padding: 16px 32px;
    background: var(--live-bg-card);
    border: 1px solid var(--live-border);
    border-radius: var(--live-radius);
}

.live-stat__value {
    display: block;
    font-size: 28px;
    font-weight: 700;
    color: var(--live-primary);
}

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

/* ==================== 工具栏 ==================== */
.live-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
    gap: 16px;
    flex-wrap: wrap;
}

.live-toolbar__left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.live-toolbar__right {
    display: flex;
    align-items: center;
    gap: 12px;
}

/* 筛选标签 */
.live-filter-tabs {
    display: flex;
    gap: 4px;
    background: var(--live-bg-card);
    padding: 4px;
    border-radius: var(--live-radius);
    border: 1px solid var(--live-border);
}

.live-filter-tab {
    padding: 10px 20px;
    font-size: 14px;
    font-weight: 500;
    color: var(--live-text-secondary);
    border-radius: var(--live-radius-sm);
    transition: var(--live-transition);
    display: flex;
    align-items: center;
    gap: 8px;
}

.live-filter-tab:hover {
    color: var(--live-primary-light);
    background: var(--live-primary-bg);
}

.live-filter-tab.active {
    background: linear-gradient(135deg, var(--live-primary), var(--live-primary-dark));
    color: white;
    box-shadow: 0 4px 12px rgba(201, 169, 110, 0.3);
}

/* 搜索框 */
.live-search {
    position: relative;
}

.live-search input {
    width: 280px;
    padding: 12px 16px 12px 44px;
    border: 1px solid var(--live-border);
    border-radius: var(--live-radius);
    background: var(--live-bg-card);
    color: var(--live-text-primary);
    font-size: 14px;
    transition: var(--live-transition);
}

.live-search input:focus {
    outline: none;
    border-color: var(--live-primary);
    box-shadow: 0 0 0 3px var(--live-primary-bg);
}

.live-search input::placeholder {
    color: var(--live-text-muted);
}

.live-search i {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--live-text-muted);
}

/* ==================== 直播卡片网格 ==================== */
.live-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 24px;
}

.live-card {
    background: var(--live-bg-card);
    border: 1px solid var(--live-border);
    border-radius: var(--live-radius);
    overflow: hidden;
    transition: var(--live-transition);
}

.live-card:hover {
    border-color: var(--live-border-hover);
    box-shadow: var(--live-shadow-gold);
    transform: translateY(-4px);
}

/* 卡片封面 */
.live-card__cover {
    position: relative;
    aspect-ratio: 16/9;
    overflow: hidden;
    background: var(--live-bg-input);
}

.live-card__cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--live-transition);
}

.live-card:hover .live-card__cover img {
    transform: scale(1.05);
}

/* 状态徽章 */
.live-card__badge {
    position: absolute;
    top: 12px;
    left: 12px;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 6px;
}

.live-card__badge--live {
    background: var(--live-danger);
    color: white;
    animation: live-pulse-bg 2s infinite;
}

.live-card__badge--scheduled {
    background: var(--live-warning);
    color: white;
}

.live-card__badge--ended {
    background: rgba(139, 148, 158, 0.2);
    color: var(--live-text-secondary);
}

/* 观看人数 */
.live-card__viewers {
    position: absolute;
    bottom: 12px;
    right: 12px;
    padding: 6px 12px;
    background: rgba(0, 0, 0, 0.7);
    border-radius: 20px;
    font-size: 12px;
    color: white;
    display: flex;
    align-items: center;
    gap: 6px;
}

/* 卡片内容 */
.live-card__body {
    padding: 20px;
}

.live-card__title {
    font-size: 16px;
    font-weight: 600;
    color: var(--live-text-primary);
    margin: 0 0 12px;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.live-card__meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
}

.live-card__mentor {
    display: flex;
    align-items: center;
    gap: 10px;
}

.live-card__avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--live-primary);
}

.live-card__mentor span {
    font-size: 14px;
    color: var(--live-text-secondary);
}

.live-card__time {
    font-size: 13px;
    color: var(--live-text-muted);
    display: flex;
    align-items: center;
    gap: 6px;
}

.live-time--live {
    color: var(--live-danger);
    font-weight: 500;
}

.live-card__desc {
    font-size: 14px;
    color: var(--live-text-muted);
    margin: 0;
    line-height: 1.5;
}

/* 卡片底部 */
.live-card__footer {
    padding: 16px 20px;
    border-top: 1px solid var(--live-border);
}

.live-card__btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    padding: 12px 20px;
    border-radius: var(--live-radius-sm);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--live-transition);
    text-decoration: none;
    border: none;
}

.live-card__btn--primary {
    background: linear-gradient(135deg, var(--live-primary), var(--live-primary-dark));
    color: white;
    box-shadow: 0 4px 12px rgba(201, 169, 110, 0.3);
}

.live-card__btn--primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(201, 169, 110, 0.4);
}

.live-card__btn--secondary {
    background: var(--live-primary-bg);
    color: var(--live-primary-light);
    border: 1px solid var(--live-border);
}

.live-card__btn--secondary:hover {
    background: rgba(201, 169, 110, 0.15);
    border-color: var(--live-primary);
}

.live-card__btn--outline {
    background: transparent;
    color: var(--live-text-secondary);
    border: 1px solid var(--live-border);
}

.live-card__btn--outline:hover {
    background: var(--live-bg-input);
    color: var(--live-primary);
    border-color: var(--live-primary);
}

/* ==================== 分页 ==================== */
.live-pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 32px;
    padding-top: 24px;
}

.live-pagination__btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 16px;
    border: 1px solid var(--live-border);
    border-radius: var(--live-radius-sm);
    background: var(--live-bg-card);
    color: var(--live-text-secondary);
    font-size: 14px;
    transition: var(--live-transition);
    text-decoration: none;
}

.live-pagination__btn:hover {
    border-color: var(--live-primary);
    color: var(--live-primary);
    background: var(--live-primary-bg);
}

.live-pagination__btn.active {
    background: linear-gradient(135deg, var(--live-primary), var(--live-primary-dark));
    color: white;
    border-color: var(--live-primary);
    box-shadow: 0 4px 12px rgba(201, 169, 110, 0.3);
}

/* ==================== 空状态 ==================== */
.live-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 80px 20px;
    text-align: center;
}

.live-empty__icon {
    width: 120px;
    height: 120px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--live-primary-bg);
    border-radius: 50%;
    margin-bottom: 24px;
}

.live-empty__icon i {
    font-size: 48px;
    color: var(--live-primary);
}

.live-empty__title {
    font-size: 20px;
    font-weight: 600;
    color: var(--live-text-primary);
    margin: 0 0 8px;
}

.live-empty__desc {
    font-size: 14px;
    color: var(--live-text-muted);
    margin: 0 0 24px;
}

.live-empty__btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    background: linear-gradient(135deg, var(--live-primary), var(--live-primary-dark));
    color: white;
    border-radius: var(--live-radius-sm);
    font-size: 14px;
    font-weight: 500;
    text-decoration: none;
    transition: var(--live-transition);
}

.live-empty__btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(201, 169, 110, 0.4);
}

/* ==================== 直播详情页 ==================== */
.live-detail {
    padding: 24px;
    max-width: 1400px;
    margin: 0 auto;
}

.live-detail__content {
    display: grid;
    grid-template-columns: 1fr 360px;
    gap: 24px;
    margin-top: 24px;
}

/* 播放器 */
.live-player {
    background: var(--live-bg-card);
    border: 1px solid var(--live-border);
    border-radius: var(--live-radius);
    overflow: hidden;
}

.live-player__video {
    aspect-ratio: 16/9;
    background: #000;
    position: relative;
}

.live-player__video video {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.live-player__placeholder {
    width: 100%;
    height: 100%;
    position: relative;
}

.live-player__placeholder img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: blur(2px);
}

.live-player__overlay {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.6);
}

.live-countdown,
.live-ended {
    text-align: center;
    color: white;
}

.live-countdown i,
.live-ended i {
    font-size: 48px;
    color: var(--live-primary);
    margin-bottom: 16px;
    display: block;
}

.live-countdown span,
.live-ended span {
    font-size: 18px;
    display: block;
    margin-bottom: 12px;
}

.live-countdown__timer {
    font-size: 24px;
    font-weight: 600;
    color: var(--live-primary-light);
}

/* 播放器工具栏 */
.live-player__bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 20px;
    background: var(--live-bg-input);
    border-top: 1px solid var(--live-border);
}

.live-player__info {
    display: flex;
    align-items: center;
    gap: 20px;
}

.live-player__status {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    font-weight: 500;
}

.live-player__status--live {
    color: var(--live-danger);
}

.live-player__status--scheduled {
    color: var(--live-warning);
}

.live-player__status--ended {
    color: var(--live-text-muted);
}

.live-player__viewers {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    color: var(--live-text-secondary);
}

.live-player__actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

.live-action-btn {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--live-border);
    border-radius: var(--live-radius-sm);
    background: var(--live-bg-card);
    color: var(--live-text-secondary);
    cursor: pointer;
    transition: var(--live-transition);
}

.live-action-btn:hover {
    border-color: var(--live-primary);
    color: var(--live-primary);
    background: var(--live-primary-bg);
}

/* 直播信息 */
.live-info {
    background: var(--live-bg-card);
    border: 1px solid var(--live-border);
    border-radius: var(--live-radius);
    padding: 24px;
    margin-bottom: 24px;
}

.live-info__title {
    font-size: 24px;
    font-weight: 600;
    color: var(--live-text-primary);
    margin: 0 0 16px;
}

.live-info__meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.live-info__mentor {
    display: flex;
    align-items: center;
    gap: 12px;
}

.live-info__avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--live-primary);
}

.live-info__mentor-detail {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.live-info__mentor-name {
    font-size: 16px;
    font-weight: 500;
    color: var(--live-text-primary);
}

.live-info__mentor-title {
    font-size: 13px;
    color: var(--live-text-muted);
}

.live-info__stats {
    display: flex;
    gap: 20px;
}

.live-info__stats span {
    font-size: 14px;
    color: var(--live-text-secondary);
    display: flex;
    align-items: center;
    gap: 6px;
}

/* 直播区块 */
.live-section {
    background: var(--live-bg-card);
    border: 1px solid var(--live-border);
    border-radius: var(--live-radius);
    padding: 24px;
    margin-bottom: 24px;
}

.live-section__title {
    font-size: 16px;
    font-weight: 600;
    color: var(--live-text-primary);
    margin: 0 0 16px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.live-section__title i {
    color: var(--live-primary);
}

.live-section__content {
    font-size: 14px;
    color: var(--live-text-secondary);
    line-height: 1.7;
}

/* ==================== 弹幕互动区 ==================== */
.live-chat {
    background: var(--live-bg-card);
    border: 1px solid var(--live-border);
    border-radius: var(--live-radius);
    display: flex;
    flex-direction: column;
    height: calc(100vh - 200px);
    max-height: 600px;
}

.live-chat__header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--live-border);
}

.live-chat__header h3 {
    margin: 0;
    font-size: 16px;
    font-weight: 600;
    color: var(--live-text-primary);
    display: flex;
    align-items: center;
    gap: 10px;
}

.live-chat__header i {
    color: var(--live-primary);
}

.live-chat__messages {
    flex: 1;
    overflow-y: auto;
    padding: 16px;
}

.live-chat__welcome {
    text-align: center;
    padding: 20px;
    color: var(--live-text-muted);
    font-size: 14px;
}

.live-chat__message {
    padding: 8px 0;
    border-bottom: 1px solid var(--live-border);
}

.live-chat__message:last-child {
    border-bottom: none;
}

.live-chat__input {
    display: flex;
    gap: 8px;
    padding: 16px;
    border-top: 1px solid var(--live-border);
}

.live-chat__input input {
    flex: 1;
    padding: 12px 16px;
    border: 1px solid var(--live-border);
    border-radius: var(--live-radius-sm);
    background: var(--live-bg-input);
    color: var(--live-text-primary);
    font-size: 14px;
}

.live-chat__input input:focus {
    outline: none;
    border-color: var(--live-primary);
}

.live-chat__send {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--live-primary), var(--live-primary-dark));
    color: white;
    border: none;
    border-radius: var(--live-radius-sm);
    cursor: pointer;
    transition: var(--live-transition);
}

.live-chat__send:hover {
    transform: scale(1.05);
}

/* ==================== 动画 ==================== */
@keyframes live-pulse-bg {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.7;
    }
}

.live-pulse {
    animation: live-pulse 1.5s infinite;
}

@keyframes live-pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

/* ==================== 响应式 ==================== */
@media (max-width: 1024px) {
    .live-detail__content {
        grid-template-columns: 1fr;
    }
    
    .live-detail__sidebar {
        order: -1;
    }
    
    .live-chat {
        max-height: 300px;
    }
}

@media (max-width: 768px) {
    .live-page {
        padding: 16px;
    }
    
    .live-header {
        flex-direction: column;
        text-align: center;
        padding: 24px;
    }
    
    .live-header__title {
        font-size: 24px;
    }
    
    .live-toolbar {
        flex-direction: column;
        align-items: stretch;
    }
    
    .live-filter-tabs {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .live-search input {
        width: 100%;
    }
    
    .live-grid {
        grid-template-columns: 1fr;
    }
    
    .live-info__meta {
        flex-direction: column;
        gap: 16px;
    }
}