@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@400;500;600;700&display=swap');

:root {
  --primary: #FF6B9D;
  --primary-glow: rgba(255,107,157,0.4);
  --accent: #00F0FF;
  --bg: #0F1419;
  --card: rgba(255,255,255,0.06);
  --card-solid: #1A2332;
  --text: #F0F4F8;
  --text-2: rgba(255,255,255,0.55);
  --text-3: rgba(255,255,255,0.3);
  --border: rgba(255,255,255,0.1);
  --glass: rgba(255,255,255,0.08);
  --shadow-glow: 0 8px 32px rgba(255,107,157,0.2);
  --radius: 20px;
  --radius-lg: 24px;
  --nav-h: 70px;
  --safe-top: 44px;
  --font: 'Noto Sans SC', sans-serif;
  --grad-primary: linear-gradient(135deg, #FF6B9D, #C471ED);
  --grad-story: linear-gradient(135deg, #667eea, #764ba2);
  --promo-bg: linear-gradient(135deg, #667eea, #FF6B9D);
  --img-placeholder: linear-gradient(135deg, #1A2332, #2D3748);
}

* { margin: 0; padding: 0; box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
body {
  font-family: var(--font);
  background: #080C10;
  color: var(--text);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
a { text-decoration: none; color: inherit; }
img { display: block; max-width: 100%; }

.app {
  max-width: 430px; margin: 0 auto; min-height: 100vh;
  background: var(--bg); position: relative;
}
.app.has-nav { padding-bottom: var(--nav-h); }

.status-bar {
  height: var(--safe-top); padding: 14px 20px 0;
  display: flex; justify-content: space-between; align-items: center;
  font-size: 14px; font-weight: 600;
}
.status-bar.light { color: white; }

.page-header {
  display: flex; align-items: center; gap: 12px;
  padding: 8px 20px 16px;
  background: transparent;
}
.page-header h1 { font-size: 17px; font-weight: 600; flex: 1; text-align: center; margin-right: 36px; }
.back-btn {
  width: 40px; height: 40px; border-radius: 50%;
  background: var(--glass); backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center; font-size: 18px;
}

/* 极简发光底栏 */
.bottom-nav {
  position: fixed; bottom: 16px; left: 50%; transform: translateX(-50%);
  width: calc(100% - 40px); max-width: 390px;
  height: 54px; background: rgba(26,35,50,0.85);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-around;
  padding: 0 8px; z-index: 100; border-radius: 27px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.4);
}
.nav-item {
  display: flex; align-items: center; justify-content: center;
  width: 44px; height: 44px; border-radius: 50%;
  color: var(--text-3); font-size: 22px;
}
.nav-item.active {
  color: white; background: var(--grad-primary);
  box-shadow: 0 4px 16px var(--primary-glow);
}
.nav-item span { display: none; }
.nav-fab {
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--grad-primary); color: white;
  display: flex; align-items: center; justify-content: center;
  font-size: 22px; box-shadow: 0 4px 20px var(--primary-glow);
}

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 12px 24px; border-radius: 50px; font-size: 14px; font-weight: 600;
  border: none; cursor: pointer; font-family: var(--font);
}
.btn:active { transform: scale(0.96); }
.btn-primary { background: var(--grad-primary); color: white; box-shadow: 0 4px 20px var(--primary-glow); }
.btn-dark { background: var(--grad-primary); color: white; box-shadow: 0 4px 20px var(--primary-glow); }
.btn-outline { background: transparent; border: 1px solid var(--border); color: var(--text); }
.btn-sm { padding: 8px 18px; font-size: 13px; }
.btn-block { width: 100%; }

.tag {
  display: inline-block; font-size: 11px; font-weight: 600;
  padding: 5px 12px; border-radius: 50px;
  background: var(--glass); color: var(--text);
  border: 1px solid var(--border); backdrop-filter: blur(8px);
}
.tag-pink { background: rgba(255,107,157,0.2); border-color: rgba(255,107,157,0.4); color: #FFB8D0; }
.tag-blue { background: rgba(0,240,255,0.1); border-color: rgba(0,240,255,0.3); color: var(--accent); }
.tag-orange { background: rgba(255,159,67,0.15); color: #FFB347; }

.list-group {
  background: var(--card-solid); border-radius: var(--radius-lg);
  border: 1px solid var(--border); overflow: hidden; margin: 0 16px;
}
.list-item {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 18px; border-bottom: 1px solid var(--border); font-size: 15px;
}
.list-item:last-child { border-bottom: none; }
.list-item:active { background: var(--glass); }
.list-item .sub { font-size: 13px; color: var(--text-2); margin-top: 2px; }
.list-item .right { color: var(--text-2); font-size: 13px; }

/* 沉浸全幅卡片 */
.guide-row {
  display: block; margin: 0 16px 16px;
  border-radius: var(--radius-lg); overflow: hidden;
  position: relative; height: 200px;
  border: 1px solid var(--border);
}
.guide-row:active { transform: scale(0.98); }
.guide-photo-wrap { position: absolute; inset: 0; }
.guide-photo { width: 100%; height: 100%; object-fit: cover; }
.guide-photo-badge {
  position: absolute; top: 12px; left: 12px;
  background: rgba(0,0,0,0.5); backdrop-filter: blur(8px);
  color: white; font-size: 10px; padding: 4px 10px; border-radius: 50px;
  border: 1px solid var(--border);
}
.guide-info {
  position: absolute; bottom: 0; left: 0; right: 0;
  padding: 16px; background: linear-gradient(transparent, rgba(0,0,0,0.85));
}
.guide-name { font-size: 18px; font-weight: 700; }
.guide-city { font-size: 12px; color: var(--text-2); }
.guide-stats { font-size: 12px; color: rgba(255,255,255,0.7); margin: 4px 0; }
.guide-stats strong { color: var(--primary); }
.guide-tags { display: flex; gap: 6px; margin-bottom: 8px; }
.guide-footer { display: flex; justify-content: space-between; align-items: center; }
.guide-price { font-size: 18px; font-weight: 700; color: white; }
.guide-price small { font-size: 12px; color: var(--text-2); }

.circle-post {
  margin: 0 16px 16px; border-radius: var(--radius-lg);
  overflow: hidden; border: 1px solid var(--border);
  background: var(--card-solid);
}
.circle-grid { display: none; }
.circle-body { padding: 16px; }
.circle-user { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
.circle-avatar { width: 32px; height: 32px; border-radius: 50%; object-fit: cover; border: 2px solid var(--primary); }
.circle-actions { display: flex; gap: 14px; font-size: 12px; color: var(--text-2); margin-top: 10px; }
.btn-meet {
  margin-left: auto; background: var(--grad-primary); color: white;
  padding: 8px 18px; border-radius: 50px; font-size: 12px; font-weight: 600;
  box-shadow: 0 4px 16px var(--primary-glow);
}

.section-head { padding: 20px 20px 12px; }
.section-head h2 { font-size: 20px; font-weight: 700; }
.section-head h2 em { background: var(--grad-primary); -webkit-background-clip: text; -webkit-text-fill-color: transparent; font-style: normal; }
.section-head a { font-size: 13px; color: var(--accent); font-weight: 500; }

.chip {
  padding: 8px 16px; border-radius: 50px; font-size: 13px;
  border: 1px solid var(--border); background: var(--glass);
  color: var(--text-2); cursor: pointer; display: inline-block; margin: 4px;
}
.chip.active, .chip.selected {
  background: var(--grad-primary); border-color: transparent; color: white;
}

.toast {
  position: fixed; top: 50%; left: 50%; transform: translate(-50%, -50%);
  background: var(--card-solid); color: white; border: 1px solid var(--border);
  padding: 14px 28px; border-radius: 50px; font-size: 14px; z-index: 9999;
  backdrop-filter: blur(12px);
}
.hide-scroll::-webkit-scrollbar { display: none; }