:root {
  --primary: #4c6fff;
  --primary-dark: #3a56d4;
  --accent: #ffb020;
  --accent-2: #ff6b9d;
  --bg: #f6f8ff;
  --bg-glow-1: rgba(76, 111, 255, 0.18);
  --bg-glow-2: rgba(255, 107, 157, 0.14);
  --card: #ffffff;
  --text: #2b2f3a;
  --text-2: #7a8194;
  --line: #eef0f8;
  --radius: 16px;
  --shadow: 0 6px 24px rgba(76, 111, 255, 0.10);
  --shadow-hover: 0 10px 32px rgba(76, 111, 255, 0.18);
  --glass-bg: rgba(255, 255, 255, 0.55);
  --glass-bg-strong: rgba(255, 255, 255, 0.75);
  --glass-border: rgba(255, 255, 255, 0.65);
  --glass-shadow: 0 8px 32px rgba(31, 45, 110, 0.18), inset 0 1px 0 rgba(255, 255, 255, 0.6);
  --nav-bg: rgba(255, 255, 255, 0.72);
}

@media (prefers-color-scheme: dark) {
  :root {
    --primary: #6b8bff;
    --primary-dark: #5570e8;
    --bg: #0e1120;
    --bg-glow-1: rgba(76, 111, 255, 0.28);
    --bg-glow-2: rgba(255, 107, 157, 0.20);
    --card: rgba(255, 255, 255, 0.055);
    --text: #e8eaf4;
    --text-2: #9aa3bc;
    --line: rgba(255, 255, 255, 0.08);
    --shadow: 0 6px 24px rgba(0, 0, 0, 0.35);
    --shadow-hover: 0 10px 36px rgba(0, 0, 0, 0.5);
    --glass-bg: rgba(255, 255, 255, 0.08);
    --glass-bg-strong: rgba(255, 255, 255, 0.13);
    --glass-border: rgba(255, 255, 255, 0.16);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.45), inset 0 1px 0 rgba(255, 255, 255, 0.10);
    --nav-bg: rgba(14, 17, 32, 0.72);
  }
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { min-height: 100%; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  background: var(--bg);
  background-image:
    radial-gradient(1200px 500px at 12% -6%, var(--bg-glow-1), transparent 60%),
    radial-gradient(900px 420px at 88% -10%, var(--bg-glow-2), transparent 60%);
  background-attachment: fixed;
  color: var(--text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  transition: background-color .3s ease, color .3s ease;
}
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; }

.nav {
  position: sticky; top: 0; z-index: 100;
  background: var(--nav-bg);
  backdrop-filter: blur(18px) saturate(160%);
  -webkit-backdrop-filter: blur(18px) saturate(160%);
  border-bottom: 1px solid var(--line);
}
.nav-inner {
  max-width: 1180px; margin: auto; padding: 0 20px;
  height: 62px; display: flex; align-items: center; gap: 28px;
}
.logo { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 20px; color: var(--primary); }
.logo .block { width: 30px; height: 30px; border-radius: 9px; background: linear-gradient(135deg, var(--primary), var(--accent)); display:inline-block; position: relative; }
.logo .block::after { content: ""; position: absolute; inset: 8px; border-radius: 5px; background: #fff; }
.nav-links { display: flex; gap: 22px; font-size: 15px; color: var(--text-2); }
.nav-links a { transition: color .15s; }
.nav-links a:hover, .nav-links a.active { color: var(--primary); font-weight: 600; }
.nav-right { margin-left: auto; display: flex; align-items: center; gap: 12px; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 10px 22px; border-radius: 999px; font-size: 14px; font-weight: 600;
  color: var(--text);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
  backdrop-filter: blur(14px) saturate(160%);
  -webkit-backdrop-filter: blur(14px) saturate(160%);
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease, color .18s ease;
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}
.btn::before {
  content: ""; position: absolute; top: 0; left: -60%; width: 50%; height: 100%;
  background: linear-gradient(100deg, transparent, rgba(255,255,255,0.35), transparent);
  transform: skewX(-20deg); transition: left .45s ease;
}
.btn:hover::before { left: 120%; }
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0) scale(0.98); }
.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  box-shadow: 0 8px 26px rgba(76, 111, 255, 0.35), inset 0 1px 0 rgba(255,255,255,0.25);
}
.btn-primary:hover { box-shadow: 0 10px 32px rgba(76, 111, 255, 0.45); }
.btn-accent {
  background: linear-gradient(135deg, var(--accent), #ff8f3c);
  color: #fff;
  box-shadow: 0 8px 26px rgba(255, 176, 32, 0.4), inset 0 1px 0 rgba(255,255,255,0.3);
}
.btn-accent:hover { box-shadow: 0 10px 32px rgba(255, 176, 32, 0.5); }
.btn-danger {
  background: rgba(231, 76, 60, 0.15); color: #e74c3c; border: 1.5px solid rgba(231, 76, 60, 0.4);
}
.btn-danger:hover { background: #e74c3c; color: #fff; box-shadow: 0 8px 24px rgba(231, 76, 60, 0.35); }
.mode-badge-sm {
  display: inline-block; font-size: 11.5px; padding: 3px 10px; border-radius: 999px; font-weight: 700;
  background: var(--glass-bg-strong); border: 1px solid var(--glass-border); color: var(--text-2); margin-bottom: 10px;
}
.btn-ghost {
  background: var(--glass-bg);
  color: var(--text);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
}
.btn-ghost:hover { border-color: var(--primary); color: var(--primary); }
.btn-sm { padding: 7px 15px; font-size: 13px; }
.user-chip { display:flex; align-items:center; gap:8px; font-weight:600; font-size:14px; }
.avatar {
  width: 32px; height: 32px; border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--accent-2));
  color: #fff; display:flex; align-items:center; justify-content:center;
  font-size: 14px; font-weight:700;
}

.main { flex: 1; width: 100%; max-width: 1180px; margin: 0 auto; padding: 32px 20px 60px; }
.hero {
  background: linear-gradient(120deg, #4c6fff 0%, #7b5cff 55%, #ff6b9d 120%);
  border-radius: 24px; color: #fff; padding: 56px 48px; position: relative; overflow: hidden;
  box-shadow: 0 16px 48px rgba(76,111,255,.3);
}
.hero h1 { font-size: 40px; line-height: 1.25; margin-bottom: 14px; }
.hero p { font-size: 17px; opacity: .92; max-width: 560px; line-height: 1.7; margin-bottom: 28px; }
.hero .btn { background: rgba(255,255,255,0.85); border-color: rgba(255,255,255,0.9); color: var(--primary); font-size: 16px; padding: 13px 30px; box-shadow: 0 8px 26px rgba(0,0,0,0.15); }
.hero .btn:hover { transform: translateY(-2px); box-shadow: 0 10px 32px rgba(0,0,0,0.25); }
.hero-deco { position:absolute; right:-60px; top:-60px; width: 300px; height: 300px; border-radius:50%; background:rgba(255,255,255,.12); }
.hero-deco::after { content:""; position:absolute; right:60px; bottom:-60px; width: 200px; height: 200px; border-radius:50%; background:rgba(255,255,255,.10); }

.section-title { display:flex; align-items:center; justify-content:space-between; margin: 36px 0 18px; }
.section-title h2 { font-size: 22px; }
.tabs {
  display:flex; gap:8px; padding:4px; border-radius:999px;
  background: var(--glass-bg); border: 1px solid var(--glass-border);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
}
.tabs button { background:transparent; border:none; padding:7px 16px; border-radius:999px; font-size:14px; color:var(--text-2); transition: all .15s; }
.tabs button.active { background: var(--glass-bg-strong); color: var(--primary); font-weight:600; box-shadow: 0 2px 10px rgba(0,0,0,.10); }

.grid { display:grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 20px; }
.pcard {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius); overflow: hidden;
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px) saturate(140%);
  -webkit-backdrop-filter: blur(12px) saturate(140%);
  transition: transform .18s, box-shadow .18s, background .18s; cursor: pointer;
}
.pcard:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); background: var(--glass-bg-strong); }
.pcard .thumb {
  aspect-ratio: 4/3; background: linear-gradient(135deg, rgba(76,111,255,.25), rgba(255,176,32,.22));
  display:flex; align-items:center; justify-content:center; color: var(--primary); font-size:40px; font-weight:800;
  position:relative;
}
.pcard .thumb .status { position:absolute; top:10px; right:10px; font-size:11px; padding:3px 10px; border-radius:999px; background:rgba(0,0,0,.35); color:#fff; backdrop-filter: blur(4px); }
.pcard .info { padding: 12px 14px 14px; }
.pcard .info .title { font-weight: 700; font-size: 15px; margin-bottom: 6px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.pcard .info .meta { display:flex; align-items:center; gap:12px; font-size:12.5px; color:var(--text-2); }
.pcard .info .meta .author { display:flex; align-items:center; gap:6px; }

.auth-wrap {
  max-width: 400px; margin: 40px auto;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 20px; padding: 36px 34px;
  box-shadow: var(--glass-shadow);
  backdrop-filter: blur(20px) saturate(160%);
  -webkit-backdrop-filter: blur(20px) saturate(160%);
}
.auth-wrap h1 { font-size: 24px; margin-bottom: 6px; }
.auth-wrap .sub { color: var(--text-2); font-size: 14px; margin-bottom: 24px; }
.field { margin-bottom: 16px; }
.field label { display:block; font-size: 13.5px; font-weight:600; margin-bottom: 6px; color: var(--text-2); }
.field input {
  width: 100%; padding: 11px 14px; border: 1.5px solid var(--glass-border); border-radius: 10px;
  font-size: 14.5px; outline: none; background: var(--glass-bg-strong); color: var(--text);
  transition: border-color .15s, box-shadow .15s;
}
.field input:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(76,111,255,.18); }
.code-row { display:flex; gap:10px; }
.code-row input { flex:1; }
.code-row .btn { white-space:nowrap; padding: 0 16px; border-radius: 10px; }
.hint { font-size: 12.5px; color: var(--text-2); margin-top: 10px; line-height:1.6; }
.tip-error { color:#e5484d; font-size:13.5px; margin-top:10px; min-height:20px; }
.auth-switch { text-align:center; margin-top: 18px; font-size: 14px; color: var(--text-2); }
.auth-switch a { color: var(--primary); font-weight:600; }

.editor-top {
  display:flex; align-items:center; gap:12px; padding:10px 16px;
  background: var(--nav-bg);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
}
.editor-top input {
  flex:1; max-width:300px; padding:8px 14px; border:1.5px solid var(--glass-border);
  border-radius:999px; font-size:14px; outline:none; background: var(--glass-bg-strong); color: var(--text);
}
.editor-top input:focus { border-color: var(--primary); }
.editor-frame { width:100%; height: calc(100vh - 115px); border:none; }

.detail-top { display:grid; grid-template-columns: 1.6fr 1fr; gap: 24px; }
.player-wrap {
  background:#000; border-radius:18px; overflow:hidden; aspect-ratio: 4/3;
  box-shadow: var(--shadow); border: 1px solid var(--glass-border);
}
.player-wrap iframe { width:100%; height:100%; border:none; }
.detail-info {
  background: var(--glass-bg); border: 1px solid var(--glass-border);
  border-radius:18px; padding:24px; box-shadow: var(--glass-shadow);
  backdrop-filter: blur(16px) saturate(150%); -webkit-backdrop-filter: blur(16px) saturate(150%);
}
.detail-info h1 { font-size: 22px; margin-bottom: 10px; }
.detail-info .meta-line { color:var(--text-2); font-size:14px; margin-bottom: 18px; display:flex; gap:16px; flex-wrap:wrap; }
.action-row { display:flex; gap:10px; flex-wrap:wrap; margin-bottom: 20px; }
.stat-row { display:flex; gap:24px; margin-top:14px; color:var(--text-2); font-size:14px; }
.comments { margin-top: 32px; }
.comment-item { display:flex; gap:12px; padding:14px 0; border-bottom:1px solid var(--line); }
.comment-item .c-name { font-weight:600; font-size:13.5px; }
.comment-item .c-time { color:var(--text-2); font-size:12px; margin-left:8px; }
.comment-item .c-text { margin-top:4px; font-size:14.5px; line-height:1.6; }

.profile-card {
  background: var(--glass-bg); border: 1px solid var(--glass-border);
  border-radius:20px; padding:28px; box-shadow: var(--glass-shadow);
  backdrop-filter: blur(16px) saturate(150%); -webkit-backdrop-filter: blur(16px) saturate(150%);
  display:flex; align-items:center; gap:20px; margin-bottom:30px;
}
.profile-card .avatar { width:72px; height:72px; font-size:30px; }

.toast {
  position: fixed; top: 76px; left: 50%; transform: translateX(-50%) translateY(-16px);
  background: rgba(43,47,58,0.9); backdrop-filter: blur(10px);
  color: #fff; padding: 11px 22px; border-radius: 999px;
  font-size: 14px; opacity: 0; transition: all .3s; z-index: 999;
  box-shadow: 0 8px 24px rgba(0,0,0,.2); max-width: 80vw;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.toast.err { background: rgba(229,72,77,0.92); }

.footer { border-top:1px solid var(--line); padding: 26px 20px; text-align:center; color:var(--text-2); font-size:13px; }

/* ===== 移动端导航（汉堡菜单） ===== */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  margin-left: auto;
}
.hamburger span {
  width: 22px;
  height: 2.5px;
  background: var(--text);
  border-radius: 2px;
  transition: all .2s;
  display: block;
}
.hamburger.open span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }
@media (max-width: 820px) {
  .detail-top { grid-template-columns: 1fr; }
  .hero { padding: 36px 24px; }
  .hero h1 { font-size: 30px; }
  .hamburger { display: flex; }
  .nav-links {
    display: none;
    position: absolute;
    top: 58px;
    left: 12px;
    right: 12px;
    flex-direction: column;
    align-items: stretch;
    background: var(--nav-bg);
    backdrop-filter: blur(20px) saturate(160%);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 8px;
    gap: 2px;
    box-shadow: var(--glass-shadow);
    z-index: 90;
  }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 11px 14px; border-radius: 10px; }
  .nav-links a:hover { background: var(--glass-bg-strong); }
}


/* ===== 审核状态徽标 ===== */
.status.approved { background: rgba(46,204,113,.85) !important; }
.status.pending { background: rgba(240,173,78,.85) !important; }
.status.rejected { background: rgba(231,76,60,.85) !important; }
.review-banner {
  display:flex; align-items:center; gap:10px; padding:12px 18px; border-radius:14px; margin-bottom:16px;
  background: rgba(240,173,78,.15); border:1px solid rgba(240,173,78,.4); color: var(--text);
  font-size:13.5px; font-weight:600;
}
.review-banner.rejected { background: rgba(231,76,60,.12); border-color: rgba(231,76,60,.4); }
/* ===== 工作室卡片 ===== */
.scard {
  background: var(--glass-bg); border:1px solid var(--glass-border); border-radius:18px; padding:20px;
  box-shadow: var(--shadow); backdrop-filter: blur(12px) saturate(140%); cursor:pointer;
  transition: transform .18s, box-shadow .18s, background .18s;
}
.scard:hover { transform: translateY(-3px); box-shadow: var(--shadow-hover); background: var(--glass-bg-strong); }
.scard .s-name { font-size:17px; font-weight:800; margin-bottom:6px; }
.scard .s-desc { font-size:13px; color:var(--text-2); line-height:1.6; margin-bottom:12px; min-height:40px; }
.scard .s-meta { display:flex; gap:14px; font-size:12.5px; color:var(--text-2); }
.scard .s-owner { font-size:12.5px; color:var(--primary); margin-top:10px; }
.s-hero {
  background: linear-gradient(135deg, rgba(76,111,255,.2), rgba(255,176,32,.16));
  border:1px solid var(--glass-border); border-radius:22px; padding:30px;
  backdrop-filter: blur(16px) saturate(150%); margin-bottom:26px;
}
.s-hero h1 { font-size:26px; margin-bottom:8px; }
.s-hero p { color:var(--text-2); font-size:14px; line-height:1.7; margin-bottom:14px; }
.member-list { display:flex; flex-wrap:wrap; gap:10px; }
.member-chip {
  display:inline-flex; align-items:center; gap:8px; padding:7px 14px; border-radius:999px;
  background: var(--glass-bg-strong); border:1px solid var(--glass-border); font-size:13px; font-weight:600;
}
.member-chip .avatar { width:26px; height:26px; font-size:12px; }
/* ===== 管理审核页 ===== */
.admin-item {
  background: var(--glass-bg); border:1px solid var(--glass-border); border-radius:14px; padding:16px 18px;
  margin-bottom:12px; backdrop-filter: blur(12px) saturate(140%);
}
.admin-item .ai-head { display:flex; align-items:center; gap:12px; margin-bottom:8px; flex-wrap:wrap; }
.admin-item .ai-title { font-size:15px; font-weight:800; }
.admin-item .ai-author { font-size:12.5px; color:var(--text-2); }
.admin-item .ai-desc { font-size:13px; color:var(--text-2); line-height:1.6; margin-bottom:12px; white-space:pre-wrap; }
.admin-item .ai-actions { display:flex; gap:10px; }
.admin-item .ai-actions .btn { padding:8px 16px; }
.ai-time { font-size:12px; color:var(--text-2); margin-left:auto; }
.ai-badges { display:flex; gap:6px; flex-wrap:wrap; }