/* 糖心Vlog - vlogtx.lol */
:root {
  --bg: #0a0a0c;
  --bg-soft: #121218;
  --bg-card: #1a1a22;
  --line: #2a2a35;
  --text: #f2f2f5;
  --muted: #9a9aaa;
  --accent: #ff4d6d;
  --accent-2: #ff8a3d;
  --accent-3: #c71585;
  --grad: linear-gradient(135deg, #ffd54a 0%, #ff8a3d 45%, #ff4d6d 100%);
  --radius: 14px;
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
  --max: 1180px;
  --font: "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.75;
  min-height: 100vh;
}
img { max-width: 100%; display: block; height: auto; }
a { color: var(--accent); text-decoration: none; transition: color .2s, opacity .2s; }
a:hover { color: #ff7a90; }
ul { list-style: none; }
.container { width: min(100% - 32px, var(--max)); margin: 0 auto; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(10, 10, 12, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px; min-height: 68px;
}
.brand {
  display: flex; align-items: center; gap: 10px; color: var(--text); font-weight: 700;
}
.brand img { width: 40px; height: 40px; border-radius: 10px; }
.brand span { font-size: 1.15rem; letter-spacing: .02em; }
.brand em {
  font-style: normal;
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.nav { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.nav a {
  color: var(--muted); padding: 8px 12px; border-radius: 999px; font-size: .95rem;
}
.nav a:hover, .nav a.active { color: var(--text); background: var(--bg-card); }
.menu-toggle {
  display: none; background: var(--bg-card); border: 1px solid var(--line);
  color: var(--text); width: 42px; height: 42px; border-radius: 10px; cursor: pointer;
}

/* Hero */
.hero {
  position: relative; overflow: hidden;
  padding: 56px 0 40px;
  background:
    radial-gradient(ellipse at 20% 0%, rgba(255, 77, 109, 0.18), transparent 50%),
    radial-gradient(ellipse at 90% 20%, rgba(255, 138, 61, 0.12), transparent 45%),
    var(--bg);
}
.hero-grid {
  display: grid; grid-template-columns: 1.05fr .95fr; gap: 36px; align-items: center;
}
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 12px; border-radius: 999px;
  background: rgba(255, 77, 109, 0.12); color: #ff8fa3;
  font-size: .85rem; margin-bottom: 16px;
}
.hero h1 {
  font-size: clamp(1.8rem, 3.2vw, 2.6rem);
  line-height: 1.25; margin-bottom: 14px; font-weight: 800;
}
.hero h1 span {
  background: var(--grad);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero-lead { color: var(--muted); font-size: 1.05rem; margin-bottom: 22px; max-width: 540px; }
.cta-row { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 18px; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 20px; border-radius: 999px; font-weight: 600; border: none; cursor: pointer;
}
.btn-primary { background: var(--grad); color: #1a0a0a; }
.btn-primary:hover { color: #1a0a0a; opacity: .92; }
.btn-ghost {
  background: transparent; color: var(--text); border: 1px solid var(--line);
}
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }
.hero-meta { display: flex; flex-wrap: wrap; gap: 18px; color: var(--muted); font-size: .92rem; }
.hero-meta strong { color: var(--text); display: block; font-size: 1.15rem; }
.hero-visual {
  border-radius: 20px; overflow: hidden; border: 1px solid var(--line);
  box-shadow: var(--shadow); background: var(--bg-card);
}
.hero-visual img { width: 100%; aspect-ratio: 9/16; object-fit: cover; max-height: 520px; }

/* Sections */
.section { padding: 48px 0; }
.section-alt { background: linear-gradient(180deg, var(--bg-soft), var(--bg)); }
.section-head { margin-bottom: 24px; }
.section-head h2 {
  font-size: clamp(1.4rem, 2.4vw, 1.9rem); margin-bottom: 8px; font-weight: 750;
}
.section-head p { color: var(--muted); max-width: 720px; }
.section-head .more { float: right; margin-top: 4px; font-size: .92rem; }

/* Cards / grids */
.cat-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px;
}
.cat-card {
  background: var(--bg-card); border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden; transition: transform .2s, border-color .2s;
}
.cat-card:hover { transform: translateY(-3px); border-color: rgba(255, 77, 109, .45); }
.cat-card img { width: 100%; aspect-ratio: 3/4; object-fit: cover; }
.cat-card .body { padding: 14px; }
.cat-card h3 { font-size: 1rem; margin-bottom: 6px; }
.cat-card p { color: var(--muted); font-size: .88rem; }

.feature-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px;
}
.feature-card {
  background: var(--bg-card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 22px; box-shadow: var(--shadow);
}
.feature-card .icon {
  width: 44px; height: 44px; border-radius: 12px; margin-bottom: 14px;
  background: var(--grad); display: grid; place-items: center; color: #1a0a0a; font-weight: 800;
}
.feature-card h3 { margin-bottom: 8px; font-size: 1.08rem; }
.feature-card p { color: var(--muted); font-size: .95rem; }

.shot-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px;
}
.shot-item {
  border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line);
  background: var(--bg-card);
}
.shot-item img { width: 100%; aspect-ratio: 9/16; object-fit: cover; }
.shot-item figcaption {
  padding: 10px 12px; font-size: .88rem; color: var(--muted);
}

.vlog-row {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px;
}
.vlog-card {
  border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line);
  background: var(--bg-card);
}
.vlog-card img { width: 100%; aspect-ratio: 3/4; object-fit: cover; }
.vlog-card .body { padding: 12px; }
.vlog-card h3 { font-size: .95rem; margin-bottom: 4px; }
.vlog-card p { color: var(--muted); font-size: .85rem; }

/* Content article */
.article {
  background: var(--bg-card); border: 1px solid var(--line);
  border-radius: 18px; padding: 28px 30px; box-shadow: var(--shadow);
}
.article h2, .article h3 {
  margin: 1.4em 0 .6em; line-height: 1.35;
}
.article h2 { font-size: 1.45rem; padding-bottom: 8px; border-bottom: 1px solid var(--line); }
.article h3 { font-size: 1.15rem; color: #ffb4c0; }
.article p { margin-bottom: 1em; color: #d7d7e0; }
.article ul, .article ol { margin: 0 0 1em 1.2em; color: #d7d7e0; }
.article li { margin-bottom: .45em; list-style: disc; }
.article ol li { list-style: decimal; }
.toc {
  background: var(--bg-soft); border: 1px solid var(--line); border-radius: 12px;
  padding: 16px 18px; margin: 18px 0 24px;
}
.toc strong { display: block; margin-bottom: 8px; }
.toc a { display: inline-block; margin: 4px 10px 4px 0; color: var(--muted); }
.toc a:hover { color: var(--accent); }

.two-col {
  display: grid; grid-template-columns: 1.2fr .8fr; gap: 20px; align-items: start;
}
.side-card {
  background: var(--bg-soft); border: 1px solid var(--line); border-radius: 14px;
  padding: 18px; position: sticky; top: 88px;
}
.side-card h3 { margin-bottom: 12px; font-size: 1.05rem; }
.side-card a {
  display: block; padding: 8px 0; color: var(--muted);
  border-bottom: 1px dashed var(--line);
}
.side-card a:last-child { border-bottom: none; }
.side-card a:hover { color: var(--accent); }
.side-card img {
  border-radius: 12px; margin: 12px 0; border: 1px solid var(--line);
}

/* Inner pages */
.page-hero {
  padding: 36px 0 18px;
  background:
    radial-gradient(ellipse at 10% 0%, rgba(255, 77, 109, 0.14), transparent 45%),
    var(--bg);
}
.page-hero h1 { font-size: clamp(1.6rem, 2.8vw, 2.2rem); margin-bottom: 8px; }
.page-hero p { color: var(--muted); }
.breadcrumb { color: var(--muted); font-size: .9rem; margin-bottom: 10px; }
.breadcrumb a { color: var(--muted); }
.breadcrumb a:hover { color: var(--accent); }

.legal .article { max-width: 900px; margin: 0 auto; }
.legal .article p, .legal .article li { font-size: .98rem; }

/* Error pages */
.error-wrap {
  min-height: 70vh; display: grid; place-items: center; text-align: center; padding: 40px 0;
}
.error-code {
  font-size: clamp(4rem, 12vw, 7rem); font-weight: 900; line-height: 1;
  background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent;
}
.error-wrap h1 { margin: 10px 0 8px; font-size: 1.6rem; }
.error-wrap p { color: var(--muted); margin-bottom: 22px; }

/* Footer */
.site-footer {
  margin-top: 40px; border-top: 1px solid var(--line);
  background: #08080a; padding: 36px 0 24px;
}
.footer-grid {
  display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 24px; margin-bottom: 28px;
}
.footer-brand { display: flex; gap: 12px; align-items: flex-start; }
.footer-brand img { width: 44px; height: 44px; border-radius: 10px; }
.footer-brand p { color: var(--muted); font-size: .92rem; margin-top: 8px; }
.footer-col h4 { margin-bottom: 12px; font-size: 1rem; }
.footer-col a { display: block; color: var(--muted); margin-bottom: 8px; font-size: .92rem; }
.footer-col a:hover { color: var(--accent); }
.footer-bottom {
  border-top: 1px solid var(--line); padding-top: 16px;
  display: flex; flex-wrap: wrap; gap: 10px; justify-content: space-between;
  color: var(--muted); font-size: .85rem;
}

/* Mobile */
@media (max-width: 980px) {
  .hero-grid, .two-col, .footer-grid { grid-template-columns: 1fr; }
  .cat-grid, .shot-grid, .vlog-row { grid-template-columns: repeat(2, 1fr); }
  .feature-grid { grid-template-columns: 1fr; }
  .side-card { position: static; }
  .hero-visual img { max-height: 420px; margin: 0 auto; }
}
@media (max-width: 720px) {
  .menu-toggle { display: inline-grid; place-items: center; }
  .nav {
    display: none; position: absolute; left: 0; right: 0; top: 68px;
    background: rgba(12, 12, 16, .98); border-bottom: 1px solid var(--line);
    padding: 12px 16px 18px; flex-direction: column; align-items: stretch;
  }
  .nav.open { display: flex; }
  .nav a { padding: 12px 14px; }
  .hero { padding: 28px 0 24px; }
  .section { padding: 36px 0; }
  .article { padding: 20px 16px; }
  .cat-grid, .shot-grid, .vlog-row { grid-template-columns: 1fr 1fr; gap: 10px; }
  .header-inner { min-height: 60px; }
}
@media (max-width: 420px) {
  .cat-grid { grid-template-columns: 1fr; }
}