/* ============================================================
   安神作品集 · 站点样式
   沿用品牌门户 token；主色 violet + cyan
   ============================================================ */
:root {
  --bg: #060912;
  --bg-soft: #0b1120;
  --surface: rgba(255, 255, 255, 0.035);
  --surface-2: rgba(255, 255, 255, 0.07);
  --border: rgba(168, 140, 220, 0.16);
  --border-strong: rgba(168, 85, 247, 0.45);
  --text: #e6edf6;
  --muted: #93a3bd;
  --faint: #5c6b85;
  --violet: #a855f7;
  --cyan: #22d3ee;
  --blue: #3b82f6;
  --emerald: #34d399;
  --amber: #fbbf24;
  --rose: #fb7185;
  --radius: 16px;
  --maxw: 1140px;
  --sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--sans);
  color: var(--text);
  background: var(--bg);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

.bg-fx {
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(900px 600px at 12% -5%, rgba(168, 85, 247, 0.18), transparent 60%),
    radial-gradient(800px 600px at 90% 0%, rgba(34, 211, 238, 0.13), transparent 60%),
    radial-gradient(700px 500px at 50% 110%, rgba(59, 130, 246, 0.1), transparent 60%),
    var(--bg);
}
.bg-fx::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(168, 140, 220, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(168, 140, 220, 0.05) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: radial-gradient(circle at 50% 25%, #000 0%, transparent 78%);
  -webkit-mask-image: radial-gradient(circle at 50% 25%, #000 0%, transparent 78%);
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 20px; }

/* ---------------- 导航 ---------------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  background: rgba(6, 9, 18, 0.78);
  border-bottom: 1px solid var(--border);
}
.nav-in { display: flex; align-items: center; gap: 18px; height: 62px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--text); }
.brand:hover { color: var(--text); }
.brand img { height: 30px; width: auto; border-radius: 9px; }
.brand span { font-weight: 650; letter-spacing: 0.2px; font-size: 15px; }
.brand em {
  font-style: normal;
  background: linear-gradient(92deg, var(--violet), var(--cyan));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.nav-links { margin-left: auto; display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }
.nav-links a {
  padding: 7px 12px;
  border-radius: 999px;
  font-size: 14px;
  color: var(--muted);
  transition: 0.18s;
}
.nav-links a:hover { color: var(--text); background: var(--surface-2); }
.nav-links a.on { color: #fff; background: rgba(168, 85, 247, 0.18); }
.nav-links a.btn-login {
  border: 1px solid var(--border-strong);
  color: #fff;
  background: rgba(168, 85, 247, 0.12);
}

/* ---------------- Hero ---------------- */
.hero { padding: 62px 0 30px; }
.eyebrow {
  font-size: 12px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--faint);
  margin-bottom: 12px;
}
.hero h1 {
  margin: 0 0 14px;
  font-size: clamp(30px, 5.2vw, 50px);
  line-height: 1.18;
  letter-spacing: -0.5px;
}
.hero h1 em {
  font-style: normal;
  background: linear-gradient(92deg, var(--violet), var(--cyan));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero p { margin: 0; max-width: 640px; color: var(--muted); font-size: 16px; }

.stats { display: flex; gap: 34px; margin-top: 28px; flex-wrap: wrap; }
.stat b {
  display: block;
  font-size: 26px;
  line-height: 1.2;
  background: linear-gradient(92deg, var(--violet), var(--cyan));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.stat span { font-size: 13px; color: var(--faint); }

/* ---------------- 分类 Tab ---------------- */
.tabs { display: flex; gap: 10px; flex-wrap: wrap; margin: 34px 0 6px; }
.tab {
  padding: 8px 16px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--muted);
  font-size: 14px;
  cursor: pointer;
  transition: 0.18s;
}
.tab:hover { color: var(--text); border-color: var(--border-strong); }
.tab.on {
  color: #fff;
  border-color: var(--border-strong);
  background: rgba(168, 85, 247, 0.16);
}
.tab i { font-style: normal; margin-right: 6px; }

.sec-head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin: 34px 0 18px;
  flex-wrap: wrap;
}
.sec-head h2 { margin: 0; font-size: 21px; letter-spacing: -0.2px; }
.sec-head span { color: var(--faint); font-size: 13px; }

/* ---------------- 卡片网格 ---------------- */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(268px, 1fr));
  gap: 18px;
}
.card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  overflow: hidden;
  cursor: pointer;
  transition: 0.2s;
  display: flex;
  flex-direction: column;
}
.card:hover {
  transform: translateY(-3px);
  border-color: var(--border-strong);
  background: var(--surface-2);
}
.card-media { position: relative; aspect-ratio: 16 / 10; overflow: hidden; }
.card-media img { width: 100%; height: 100%; object-fit: cover; }

.ph { width: 100%; height: 100%; }
.g-emerald { background: linear-gradient(135deg, #0f6e56, #34d399); }
.g-amber   { background: linear-gradient(135deg, #7c4a12, #fbbf24); }
.g-cyan    { background: linear-gradient(135deg, #0e5f6e, #22d3ee); }
.g-violet  { background: linear-gradient(135deg, #5b2a8a, #a855f7); }
.g-blue    { background: linear-gradient(135deg, #1e40af, #3b82f6); }
.g-rose    { background: linear-gradient(135deg, #8d2b40, #fb7185); }

.card-body { padding: 15px 16px 17px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.card-body h3 { margin: 0; font-size: 16.5px; line-height: 1.45; }
.card-body p {
  margin: 0;
  font-size: 13.5px;
  color: var(--muted);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.tags { display: flex; gap: 6px; flex-wrap: wrap; margin-top: auto; }
.tag {
  font-size: 11.5px;
  padding: 2px 8px;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--faint);
}

.meta { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; font-size: 12.5px; color: var(--faint); }
.badge {
  font-size: 11.5px;
  padding: 2px 9px;
  border-radius: 999px;
  border: 1px solid var(--border-strong);
  color: #fff;
  background: rgba(168, 85, 247, 0.14);
}
.badge.lock { border-color: rgba(251, 191, 36, 0.5); background: rgba(251, 191, 36, 0.12); }
.badge.free { border-color: rgba(52, 211, 153, 0.45); background: rgba(52, 211, 153, 0.12); }

.lock-mask {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  background: rgba(6, 9, 18, 0.72);
  backdrop-filter: blur(3px);
  font-size: 13px;
  color: var(--text);
}
.lock-mask b { font-size: 22px; }

/* ---------------- 详情 ---------------- */
.detail { padding: 26px 0 10px; }
.crumb { font-size: 13px; color: var(--faint); margin-bottom: 14px; }
.crumb a { color: var(--muted); }
.crumb a:hover { color: var(--text); }
.d-hero {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  aspect-ratio: 16 / 9;
  margin-bottom: 20px;
}
.d-hero img { width: 100%; height: 100%; object-fit: cover; }
.detail h1 { margin: 0 0 12px; font-size: clamp(24px, 3.6vw, 34px); line-height: 1.25; }
.detail .d-desc { color: var(--muted); font-size: 15.5px; margin: 0 0 18px; }
.actions { display: flex; gap: 10px; flex-wrap: wrap; margin: 18px 0 6px; }
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 18px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  font-size: 14px;
  cursor: pointer;
  transition: 0.18s;
}
.btn:hover { border-color: var(--border-strong); background: var(--surface-2); }
.btn.primary {
  border: none;
  background: linear-gradient(92deg, var(--violet), var(--cyan));
  color: #060912;
  font-weight: 600;
}
.btn[disabled] { opacity: 0.5; cursor: not-allowed; }

.notice {
  margin: 18px 0 0;
  padding: 16px 18px;
  border-radius: var(--radius);
  border: 1px solid rgba(251, 191, 36, 0.35);
  background: rgba(251, 191, 36, 0.07);
  font-size: 14px;
  color: var(--text);
}
.notice b { color: var(--amber); }

/* ---------------- 空状态 / 页脚 ---------------- */
.empty { padding: 70px 0; text-align: center; color: var(--faint); }
.empty a { color: var(--cyan); }

.footer { border-top: 1px solid var(--border); margin-top: 60px; padding: 26px 0; }
.f-in {
  display: flex;
  gap: 14px;
  align-items: center;
  flex-wrap: wrap;
  font-size: 13px;
  color: var(--faint);
}
.f-brand { color: var(--muted); font-weight: 600; }
.f-links { margin-left: auto; display: flex; gap: 14px; }
.f-links a { color: var(--muted); }
.f-links a:hover { color: var(--text); }

@media (max-width: 640px) {
  .hide-sm { display: none; }
  .hero { padding: 40px 0 20px; }
  .stats { gap: 22px; }
}