/* 91高清视频app · 91视频下载app · 靛蓝侧栏布局 */
:root {
  --bg: #0f0f14;
  --side: #16161e;
  --card: #1c1c26;
  --text: #f4f4f5;
  --text-2: #d4d4d8;
  --text-3: #a1a1aa;
  --accent: #6366f1;
  --accent-2: #818cf8;
  --accent-bg: rgba(99, 102, 241, 0.18);
  --line: #27272a;
  --side-w: 200px;
  --r: 10px;
}

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

body {
  font-family: "PingFang SC", "Microsoft YaHei", ui-sans-serif, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.68;
  min-height: 100vh;
}

/* 整体：侧栏 + 主区 */
.app-wrap {
  display: flex;
  min-height: 100vh;
}
.aside {
  width: var(--side-w);
  min-width: var(--side-w);
  background: var(--side);
  border-right: 1px solid var(--line);
  padding: 1rem 0;
  position: sticky;
  top: 0;
  height: 100vh;
}
.aside-logo {
  display: block;
  padding: 0 1rem 1rem;
  margin-bottom: 0.75rem;
  border-bottom: 1px solid var(--line);
  text-decoration: none;
  color: inherit;
  font-weight: 700;
  font-size: 0.95rem;
}
.aside-logo:hover { color: var(--accent-2); }
.aside-nav {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  padding: 0 0.5rem;
}
.aside-nav a {
  padding: 0.5rem 0.75rem;
  border-radius: 8px;
  color: var(--text-2);
  text-decoration: none;
  font-size: 0.88rem;
  transition: color 0.2s, background 0.2s;
}
.aside-nav a:hover, .aside-nav a.cur { color: var(--accent-2); background: var(--accent-bg); }

.main {
  flex: 1;
  min-width: 0;
  padding: 1.5rem 1.5rem 2rem;
  max-width: 820px;
}

/* 首页：标题 + 正文 + 链接列表 */
.intro {
  margin-bottom: 1.5rem;
}
.intro h1 { font-size: 1.35rem; font-weight: 700; margin-bottom: 0.5rem; }
.intro-body {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--r);
  padding: 1.4rem 1.5rem;
  margin-top: 0.75rem;
}
.intro-body p { margin-bottom: 1rem; font-size: 0.92rem; color: var(--text-2); line-height: 1.75; }
.intro-body p:last-of-type { margin-bottom: 0; }
.intro-body strong { color: var(--accent-2); }

.link-sec { margin-top: 1.5rem; }
.link-sec h2 {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-3);
  margin-bottom: 0.75rem;
  padding-left: 0.5rem;
  border-left: 3px solid var(--accent);
}
.link-list { display: flex; flex-direction: column; gap: 0.5rem; }
.link-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.85rem 1rem;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--r);
  text-decoration: none;
  color: inherit;
  transition: border-color 0.2s, background 0.2s;
}
.link-item:hover { border-color: var(--accent); background: var(--accent-bg); }
.link-item .ico {
  width: 56px;
  height: 56px;
  border-radius: 8px;
  overflow: hidden;
  flex-shrink: 0;
}
.link-item .ico img { width: 100%; height: 100%; object-fit: cover; }
.link-item .tt { font-size: 0.95rem; font-weight: 600; margin-bottom: 0.2rem; }
.link-item:hover .tt { color: var(--accent-2); }
.link-item .dd { font-size: 0.8rem; color: var(--text-3); }

/* 列表页 */
.list-h { margin-bottom: 1.2rem; }
.list-h h1 { font-size: 1.28rem; font-weight: 700; margin-bottom: 0.35rem; }
.list-h p { font-size: 0.86rem; color: var(--text-2); }
.list-h .tg { margin-top: 0.5rem; display: flex; flex-wrap: wrap; gap: 0.3rem; font-size: 0.72rem; }
.list-h .tg span { padding: 0.16rem 0.45rem; border-radius: 999px; background: var(--accent-bg); color: var(--text-2); border: 1px solid rgba(99,102,241,0.35); }

.rows { display: flex; flex-direction: column; gap: 0.75rem; }
.row {
  display: flex;
  gap: 1rem;
  padding: 0.85rem;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--r);
  text-decoration: none;
  color: inherit;
  transition: border-color 0.2s;
}
.row:hover { border-color: var(--accent); }
.row .thumb { width: 140px; flex-shrink: 0; border-radius: 8px; overflow: hidden; aspect-ratio: 16/10; }
.row .thumb img { width: 100%; height: 100%; object-fit: cover; }
.row .info { flex: 1; min-width: 0; }
.row .info h2 { font-size: 0.94rem; font-weight: 600; margin-bottom: 0.28rem; }
.row:hover .info h2 { color: var(--accent-2); }
.row .info .d { font-size: 0.8rem; color: var(--text-2); margin-bottom: 0.2rem; }
.row .info .m { font-size: 0.72rem; color: var(--text-3); }

/* 内容页 */
.art { max-width: 640px; }
.art-h { margin-bottom: 1.2rem; }
.art-h h1 { font-size: clamp(1.1rem, 2vw, 1.38rem); font-weight: 700; margin-bottom: 0.35rem; }
.art-h .meta { font-size: 0.78rem; color: var(--text-3); }
.art-body p { margin-bottom: 1rem; font-size: 0.9rem; color: var(--text-2); line-height: 1.72; }
.art-body h2 { font-size: 0.98rem; font-weight: 600; color: var(--accent-2); margin: 1.35rem 0 0.5rem; }
.art-body h3 { font-size: 0.9rem; font-weight: 600; margin: 1.1rem 0 0.45rem; }
.art-body img { width: 100%; border-radius: 8px; margin: 1rem 0; border: 1px solid var(--line); }
.art-f { margin-top: 1.5rem; padding-top: 0.9rem; border-top: 1px solid var(--line); font-size: 0.82rem; }
.art-f a { color: var(--accent-2); text-decoration: none; }
.art-f a:hover { text-decoration: underline; }

.ft {
  padding: 1.2rem 1.5rem;
  border-top: 1px solid var(--line);
  margin-top: 1rem;
  font-size: 0.76rem;
  color: var(--text-3);
  text-align: center;
}
.ft a { color: var(--text-2); text-decoration: none; }
.ft a:hover { color: var(--accent-2); }

/* 响应式：侧栏收起到顶部 */
@media (max-width: 768px) {
  .app-wrap { flex-direction: column; }
  .aside {
    width: 100%;
    min-width: 0;
    height: auto;
    position: relative;
    padding: 0.6rem 1rem;
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem;
  }
  .aside-logo { margin-bottom: 0; padding-bottom: 0.5rem; border-bottom: 0; }
  .aside-nav {
    flex-direction: row;
    flex-wrap: wrap;
    padding: 0;
    gap: 0.25rem;
  }
  .aside-nav a { padding: 0.4rem 0.6rem; font-size: 0.82rem; }
  .main { padding: 1.2rem 1rem 1.6rem; max-width: none; }
  .row { flex-direction: column; }
  .row .thumb { width: 100%; max-height: 160px; aspect-ratio: 16/9; }
}
@media (max-width: 480px) {
  .link-item { flex-wrap: wrap; }
  .link-item .ico { width: 48px; height: 48px; }
}