/* Paper 模板 - 浅色杂志/报纸编辑风 */
:root {
    --paper-bg: #faf9f7;
    --paper-bg-card: #ffffff;
    --paper-border: #e8e6e3;
    --paper-text: #1a1a1a;
    --paper-text-muted: #6b6b6b;
    --paper-accent: #2563eb;
    --paper-accent-hover: #1d4ed8;
    --paper-font: 'Georgia', 'Songti SC', 'SimSun', serif;
    --paper-font-sans: 'PingFang SC', 'Microsoft YaHei', sans-serif;
    --paper-radius: 4px;
    --paper-shadow: 0 1px 3px rgba(0,0,0,0.06);
}

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

.paper-body {
    font-family: var(--paper-font-sans);
    background: var(--paper-bg);
    color: var(--paper-text);
    line-height: 1.6;
    min-height: 100vh;
}

.paper-app {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* 顶栏 */
.paper-header {
    background: var(--paper-bg-card);
    border-bottom: 1px solid var(--paper-border);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--paper-shadow);
}

.paper-header-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: 2rem;
    padding: 0.75rem 1.5rem;
}

.paper-logo {
    font-family: var(--paper-font);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--paper-text);
    text-decoration: none;
    flex-shrink: 0;
}

.paper-logo:hover { color: var(--paper-accent); }

.paper-nav {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    flex: 1;
}

.paper-nav-item {
    padding: 0.5rem 1rem;
    color: var(--paper-text-muted);
    text-decoration: none;
    font-size: 0.9375rem;
    border-radius: var(--paper-radius);
    transition: color 0.2s, background 0.2s;
}

.paper-nav-item:hover,
.paper-nav-item.is-active {
    color: var(--paper-accent);
    background: rgba(37, 99, 235, 0.08);
}

.paper-header-right {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.paper-search { display: flex; }
.paper-search-input {
    width: 140px;
    padding: 0.4rem 0.75rem;
    border: 1px solid var(--paper-border);
    border-radius: var(--paper-radius);
    font-size: 0.875rem;
    background: var(--paper-bg);
    color: var(--paper-text);
}
.paper-search-input::placeholder { color: var(--paper-text-muted); }
.paper-search-input:focus {
    outline: none;
    border-color: var(--paper-accent);
}

.paper-menu-btn {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 36px;
    height: 36px;
    padding: 0;
    border: none;
    background: transparent;
    cursor: pointer;
}
.paper-menu-btn span {
    display: block;
    height: 2px;
    background: var(--paper-text);
    border-radius: 1px;
}

/* 主内容 */
.paper-main { flex: 1; }
.paper-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1.5rem;
}

/* 头条区：横向列表 */
.paper-lead {
    margin-bottom: 2.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--paper-border);
}

.paper-lead-title {
    font-family: var(--paper-font);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--paper-text-muted);
    margin-bottom: 1rem;
    letter-spacing: 0.02em;
}

.paper-lead-list {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem 1.5rem;
}

.paper-lead-item { flex: 0 0 auto; }

.paper-lead-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.35rem 0;
    color: var(--paper-text);
    text-decoration: none;
    font-size: 0.9375rem;
    transition: color 0.2s;
}

.paper-lead-link:hover { color: var(--paper-accent); }

.paper-lead-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 1.25rem;
    height: 1.25rem;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--paper-text-muted);
    background: var(--paper-border);
    border-radius: 2px;
}

.paper-lead-year {
    font-size: 0.8125rem;
    color: var(--paper-text-muted);
}

/* 区块标题 */
.paper-section {
    margin-bottom: 2.5rem;
}

.paper-section-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
}

.paper-section-title {
    font-family: var(--paper-font);
    font-size: 1.25rem;
    font-weight: 600;
}

.paper-section-title a {
    color: var(--paper-text);
    text-decoration: none;
}
.paper-section-title a:hover { color: var(--paper-accent); }

.paper-section-more {
    font-size: 0.875rem;
    color: var(--paper-accent);
    text-decoration: none;
}
.paper-section-more:hover { text-decoration: underline; }

/* 网格卡片 */
.paper-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 1rem;
}

.paper-card-link {
    display: block;
    text-decoration: none;
    color: inherit;
    background: var(--paper-bg-card);
    border: 1px solid var(--paper-border);
    border-radius: var(--paper-radius);
    overflow: hidden;
    transition: box-shadow 0.2s, border-color 0.2s;
}

.paper-card-link:hover {
    border-color: var(--paper-accent);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.12);
}

.paper-card-img-wrap {
    position: relative;
    aspect-ratio: 2/3;
    background: var(--paper-border);
    overflow: hidden;
}

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

.paper-card-rating,
.paper-card-views {
    position: absolute;
    font-size: 0.75rem;
    padding: 0.15rem 0.4rem;
    border-radius: 2px;
    background: rgba(0,0,0,0.6);
    color: #fff;
}

.paper-card-rating { top: 0.4rem; left: 0.4rem; }
.paper-card-views { bottom: 0.4rem; right: 0.4rem; }

.paper-card-body {
    padding: 0.6rem 0.75rem;
}

.paper-card-title {
    font-size: 0.9375rem;
    font-weight: 500;
    line-height: 1.35;
    margin-bottom: 0.35rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.paper-card-meta {
    font-size: 0.75rem;
    color: var(--paper-text-muted);
}
.paper-card-meta span + span::before {
    content: ' · ';
    margin: 0 0.15rem;
}

/* 页脚 */
.paper-footer {
    background: var(--paper-bg-card);
    border-top: 1px solid var(--paper-border);
    margin-top: auto;
}

.paper-footer-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 1.5rem;
}

.paper-footer-text {
    font-size: 0.8125rem;
    color: var(--paper-text-muted);
    text-align: center;
}

/* 底部关键词链接 - 横向滚动 */
.paper-footer-links {
    background: var(--paper-bg);
    border-top: 1px solid var(--paper-border);
    padding: 0.75rem 0;
    overflow: hidden;
}

.paper-footer-links-inner {
    display: inline-flex;
    flex-wrap: nowrap;
    white-space: nowrap;
    gap: 0 1.5rem;
    padding: 0 1rem;
    animation: paper-footer-scroll 40s linear infinite;
    will-change: transform;
}

.paper-footer-links-inner:hover {
    animation-play-state: paused;
}

.paper-footer-link {
    display: inline-block;
    font-size: 0.8125rem;
    color: var(--paper-text-muted);
    text-decoration: none;
    flex-shrink: 0;
}
.paper-footer-link:hover { color: var(--paper-accent); }

@keyframes paper-footer-scroll {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* 响应式 */
@media (max-width: 1024px) {
    .paper-grid { grid-template-columns: repeat(4, 1fr); }
}

@media (max-width: 768px) {
    .paper-nav { display: none; }
    .paper-menu-btn { display: flex; }
    .paper-nav.is-open {
        display: flex;
        position: fixed;
        top: 52px;
        left: 0;
        right: 0;
        flex-direction: column;
        background: var(--paper-bg-card);
        border-bottom: 1px solid var(--paper-border);
        padding: 1rem;
        z-index: 999;
        box-shadow: 0 4px 12px rgba(0,0,0,0.08);
    }
    .paper-grid { grid-template-columns: repeat(3, 1fr); gap: 0.75rem; }
    .paper-content { padding: 1rem; }
    .paper-lead-list { flex-direction: column; }
}

@media (max-width: 480px) {
    .paper-grid { grid-template-columns: repeat(2, 1fr); }
    .paper-search-input { width: 100px; }
}

/* 列表页 */
.paper-page-head { margin-bottom: 1.25rem; }
.paper-page-title { font-family: var(--paper-font); font-size: 1.25rem; font-weight: 600; margin-bottom: 0.25rem; }
.paper-page-sub { font-size: 0.875rem; color: var(--paper-text-muted); }
.paper-empty { padding: 3rem 1rem; text-align: center; color: var(--paper-text-muted); }
.paper-card-badge { position: absolute; top: 0.4rem; right: 0.4rem; font-size: 0.7rem; padding: 0.15rem 0.4rem; background: var(--paper-accent); color: #fff; border-radius: 2px; }

.paper-pagination { display: flex; align-items: center; justify-content: center; gap: 1rem; margin-top: 2rem; padding: 1rem 0; }
.paper-pagination-btn { padding: 0.4rem 1rem; color: var(--paper-accent); text-decoration: none; font-size: 0.875rem; border: 1px solid var(--paper-border); border-radius: var(--paper-radius); }
.paper-pagination-btn:hover { background: rgba(37, 99, 235, 0.08); }
.paper-pagination-info { font-size: 0.875rem; color: var(--paper-text-muted); }

/* 详情页 */
.paper-breadcrumb { font-size: 0.8125rem; color: var(--paper-text-muted); margin-bottom: 1rem; }
.paper-breadcrumb a { color: var(--paper-accent); text-decoration: none; }
.paper-breadcrumb a:hover { text-decoration: underline; }
.paper-breadcrumb-sep { margin: 0 0.35rem; }

.paper-detail-layout { display: grid; grid-template-columns: 1fr 280px; gap: 2rem; }
.paper-detail-main { min-width: 0; }
.paper-detail-title { font-family: var(--paper-font); font-size: 1.5rem; font-weight: 600; margin-bottom: 1rem; }
.paper-detail-meta { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 1rem; }
.paper-detail-tag { font-size: 0.8125rem; padding: 0.25rem 0.6rem; background: var(--paper-border); border-radius: var(--paper-radius); color: var(--paper-text-muted); }
.paper-detail-desc { margin-top: 1.5rem; padding-top: 1rem; border-top: 1px solid var(--paper-border); }
.paper-detail-desc-head { font-size: 1rem; margin-bottom: 0.75rem; font-weight: 600; }
.paper-detail-desc-text { font-size: 0.9375rem; color: var(--paper-text-muted); line-height: 1.7; }
.paper-detail-desc-q { font-weight: 600; color: var(--paper-text); margin-top: 1rem; margin-bottom: 0.35rem; }
.paper-detail-desc-q:first-of-type { margin-top: 0; }
.paper-detail-desc-a { margin-bottom: 0.5rem; }
.paper-detail-desc-a:last-child { margin-bottom: 0; }

.paper-detail-sidebar { border-left: 1px solid var(--paper-border); padding-left: 1.5rem; }
.paper-detail-sidebar h3 { font-size: 1rem; margin-bottom: 0.75rem; }
.paper-detail-related { list-style: none; }
.paper-detail-related li { margin-bottom: 0.75rem; }
.paper-detail-related-item { display: flex; align-items: center; gap: 0.75rem; text-decoration: none; color: var(--paper-text); font-size: 0.875rem; }
.paper-detail-related-item:hover { color: var(--paper-accent); }
.paper-detail-related-item img { width: 60px; height: 45px; object-fit: cover; border-radius: var(--paper-radius); flex-shrink: 0; }

/* 播放器 */
.paper-player-section { margin-bottom: 1.5rem; }
.paper-player-wrap { position: relative; background: #000; border-radius: var(--paper-radius); overflow: hidden; aspect-ratio: 16/9; max-width: 100%; }
.paper-player-box { position: absolute; inset: 0; width: 100%; height: 100%; }

.paper-episode-section { border: 1px solid var(--paper-border); border-radius: var(--paper-radius); padding: 1rem; background: var(--paper-bg-card); }
.paper-episode-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 0.75rem; }
.paper-episode-title { font-size: 0.9375rem; font-weight: 600; }
.paper-episode-sort { padding: 0.3rem 0.6rem; font-size: 0.8125rem; color: var(--paper-accent); background: none; border: 1px solid var(--paper-border); border-radius: var(--paper-radius); cursor: pointer; }
.paper-episode-list { max-height: 320px; overflow-y: auto; }
.paper-episode-group { margin-bottom: 0.75rem; }
.paper-episode-group:last-child { margin-bottom: 0; }
.paper-episode-group-title { font-size: 0.8125rem; color: var(--paper-text-muted); margin-bottom: 0.4rem; }
.paper-episode-items { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.paper-episode-item { display: inline-block; padding: 0.35rem 0.6rem; font-size: 0.8125rem; border-radius: var(--paper-radius); text-decoration: none; color: var(--paper-text); border: 1px solid var(--paper-border); }
.paper-episode-btn { background: var(--paper-bg-card); cursor: pointer; border: 1px solid var(--paper-border); }
.paper-episode-btn:hover { border-color: var(--paper-accent); color: var(--paper-accent); }
.paper-episode-btn.is-active { border-color: var(--paper-accent); background: rgba(37, 99, 235, 0.1); color: var(--paper-accent); }
a.paper-episode-item:hover { border-color: var(--paper-accent); color: var(--paper-accent); }

/* 播放页：上一集/下一集 */
.paper-episode-nav { display: flex; gap: 1rem; margin-top: 1rem; flex-wrap: wrap; }
.paper-episode-nav-btn { display: flex; align-items: center; gap: 0.5rem; padding: 0.6rem 1rem; border: 1px solid var(--paper-border); border-radius: var(--paper-radius); background: var(--paper-bg-card); color: var(--paper-text); text-decoration: none; font-size: 0.875rem; }
.paper-episode-nav-btn:hover { border-color: var(--paper-accent); color: var(--paper-accent); }
.paper-episode-nav-info { display: flex; flex-direction: column; align-items: flex-start; }
.paper-episode-nav-label { font-size: 0.75rem; color: var(--paper-text-muted); }
.paper-episode-nav-name { font-weight: 500; }
.paper-detail-episode { font-size: 0.9rem; font-weight: 400; color: var(--paper-text-muted); margin-left: 0.5rem; }

@media (max-width: 900px) {
    .paper-detail-layout { grid-template-columns: 1fr; }
    .paper-detail-sidebar { border-left: none; padding-left: 0; padding-top: 1rem; border-top: 1px solid var(--paper-border); }
}