/* ============================================================
   糖心vlog · 样式（第38套 · 徒步主题 · 主色 #ff6fae · 深色背景）
   ============================================================ */
* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --bg: #101016;
  --bg2: #15151f;
  --card: #1b1b29;
  --card2: #212133;
  --line: rgba(255, 255, 255, 0.08);
  --text: #f4f2f8;
  --muted: #a2a2b8;
  --p: #ff6fae;
  --p2: #ff4d8f;
  --p3: #ffb3d4;
  --grad: linear-gradient(135deg, #ff4d8f 0%, #ff6fae 55%, #ffb3d4 100%);
  --radius: 18px;
  --shadow: 0 12px 32px rgba(0, 0, 0, 0.38);
}

html { scroll-behavior: smooth; }

body {
  font-family: "PingFang SC", "Microsoft YaHei", "Segoe UI", system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  background-image: radial-gradient(900px 420px at 88% -80px, rgba(255, 111, 174, 0.10), transparent 65%);
}

img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { font-family: inherit; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

::selection { background: rgba(255, 111, 174, 0.4); }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 9px 20px; border-radius: 999px; font-size: 14.5px; font-weight: 600;
  cursor: pointer; border: 1px solid transparent; transition: all 0.2s;
}
.btn-ghost { background: transparent; border-color: var(--line); color: var(--text); }
.btn-ghost:hover { border-color: var(--p); color: var(--p3); }
.btn-primary { background: var(--grad); color: #fff; box-shadow: 0 6px 18px rgba(255, 111, 174, 0.35); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 10px 26px rgba(255, 111, 174, 0.5); }

/* ---------- 顶部导航 ---------- */
.nav {
  position: sticky; top: 0; z-index: 60;
  background: rgba(16, 16, 22, 0.85);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.nav-inner {
  max-width: 1200px; margin: 0 auto; padding: 0 20px;
  height: 64px; display: flex; align-items: center; gap: 20px;
}
.logo { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 20px; flex: none; }
.logo-icon {
  width: 38px; height: 38px; border-radius: 12px; background: var(--grad);
  display: flex; align-items: center; justify-content: center; font-size: 19px;
  box-shadow: 0 4px 14px rgba(255, 111, 174, 0.45);
}
.nav-menu { display: flex; align-items: center; gap: 20px; flex: 1; }
.nav-links { display: flex; align-items: center; gap: 2px; flex: 1; justify-content: center; }
.nav-links a {
  padding: 8px 13px; border-radius: 10px; color: var(--muted);
  font-size: 14.5px; transition: all 0.2s; white-space: nowrap;
}
.nav-links a:hover { color: var(--text); background: rgba(255, 111, 174, 0.12); }
.nav-links a.active { color: var(--p3); background: rgba(255, 111, 174, 0.12); }
.nav-actions { display: flex; gap: 10px; flex: none; }
.nav-toggle {
  display: none; width: 40px; height: 40px; border-radius: 10px;
  border: 1px solid var(--line); background: none; color: var(--text);
  font-size: 17px; cursor: pointer;
}
@media (max-width: 900px) {
  .nav-menu { display: none; }
  .nav-menu.open {
    display: flex; flex-direction: column; position: absolute;
    top: 65px; left: 0; right: 0; gap: 14px; padding: 16px 20px 22px;
    background: rgba(21, 21, 31, 0.98); border-bottom: 1px solid var(--line);
    box-shadow: 0 24px 44px rgba(0, 0, 0, 0.45);
  }
  .nav-menu.open .nav-links { flex-direction: column; align-items: stretch; gap: 4px; width: 100%; }
  .nav-menu.open .nav-actions { width: 100%; }
  .nav-menu.open .nav-actions .btn { flex: 1; }
  .nav-toggle { display: flex; align-items: center; justify-content: center; margin-left: auto; }
}

/* ---------- Hero ---------- */
.hero {
  position: relative; overflow: hidden; text-align: center;
  padding: 92px 20px 76px;
  background:
    linear-gradient(180deg, rgba(34, 18, 30, 0.55), rgba(16, 16, 22, 0) 72%),
    radial-gradient(1100px 500px at 50% -160px, rgba(255, 111, 174, 0.32), transparent 62%);
}
.hero-inner { position: relative; z-index: 1; }
.hero h1 {
  font-size: clamp(30px, 5vw, 54px); font-weight: 900; letter-spacing: 1px;
  background: var(--grad); -webkit-background-clip: text; background-clip: text;
  color: transparent; -webkit-text-fill-color: transparent; margin-bottom: 16px;
}
.hero .subtitle { color: var(--muted); font-size: 17px; max-width: 660px; margin: 0 auto 34px; }
.search {
  display: flex; align-items: center; max-width: 620px; margin: 0 auto 42px;
  background: var(--card); border: 1px solid var(--line); border-radius: 999px;
  padding: 6px 6px 6px 22px; box-shadow: var(--shadow);
}
.search input {
  flex: 1; background: none; border: none; outline: none;
  color: var(--text); font-size: 15.5px; min-width: 0;
}
.search input::placeholder { color: #6d6d85; }
.search button {
  width: 48px; height: 48px; border-radius: 50%; border: none; flex: none;
  background: var(--grad); color: #fff; font-size: 18px; cursor: pointer; transition: transform 0.2s;
}
.search button:hover { transform: scale(1.07); }
.hero-stats { display: flex; justify-content: center; gap: 60px; flex-wrap: wrap; }
.hero-stats .stat-item { min-width: 120px; }
.hero-stats .count { font-size: 30px; font-weight: 800; color: var(--p3); }
.hero-stats label { display: block; color: var(--muted); font-size: 13.5px; margin-top: 2px; }
.particles { position: absolute; inset: 0; pointer-events: none; }
.particle {
  position: absolute; bottom: 0; border-radius: 50%;
  background: linear-gradient(180deg, #ffb3d4, #ff6fae);
  animation: rise linear infinite;
}
@keyframes rise {
  0% { transform: translateY(0) scale(0.7); opacity: 0; }
  12% { opacity: 0.8; }
  85% { opacity: 0.35; }
  100% { transform: translateY(-560px) scale(1.15); opacity: 0; }
}

/* ---------- 区块通用 ---------- */
.section { padding: 64px 0; }
#creators {
  background: var(--bg2);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.tag {
  display: inline-block; padding: 5px 16px; border-radius: 999px;
  background: rgba(255, 111, 174, 0.14); color: var(--p3);
  font-size: 13px; font-weight: 600; letter-spacing: 2px;
}
.sec-head { text-align: center; margin-bottom: 40px; }
.sec-head .tag { margin-bottom: 12px; }
.sec-head h2 { font-size: clamp(24px, 3.4vw, 34px); font-weight: 800; }
.sec-head p { color: var(--muted); margin-top: 10px; font-size: 15.5px; }

/* ---------- 精选视频卡片 ---------- */
.video-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
@media (min-width: 760px) { .video-grid { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 1080px) { .video-grid { grid-template-columns: repeat(4, 1fr); } }
.video-card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden; display: flex; flex-direction: column;
  transition: transform 0.25s, border-color 0.25s, box-shadow 0.25s;
}
.video-card:hover {
  transform: translateY(-6px);
  border-color: rgba(255, 111, 174, 0.45);
  box-shadow: 0 16px 40px rgba(255, 111, 174, 0.16);
}
.thumb { position: relative; aspect-ratio: 16 / 9; overflow: hidden; background: #000; }
.thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s; }
.video-card:hover .thumb img { transform: scale(1.06); }
.play {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
  width: 46px; height: 46px; border-radius: 50%;
  background: rgba(255, 111, 174, 0.92); color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 15px; padding-left: 3px;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.4); transition: transform 0.25s;
}
.video-card:hover .play { transform: translate(-50%, -50%) scale(1.14); }
.dur {
  position: absolute; right: 10px; bottom: 10px;
  background: rgba(0, 0, 0, 0.68); padding: 2px 9px; border-radius: 8px;
  font-size: 12px; font-weight: 600; color: #fff;
}
.v-body { padding: 14px 16px 16px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.v-title {
  font-size: 15px; font-weight: 700; line-height: 1.45;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.v-desc {
  color: var(--muted); font-size: 13px;
  display: -webkit-box; -webkit-line-clamp: 1; -webkit-box-orient: vertical; overflow: hidden;
}
.v-meta { display: flex; align-items: center; gap: 10px; margin-top: auto; }
.v-avatar { width: 28px; height: 28px; border-radius: 50%; border: 2px solid rgba(255, 111, 174, 0.55); flex: none; }
.v-info { display: flex; flex-direction: column; line-height: 1.3; min-width: 0; }
.v-creator { font-size: 13px; font-weight: 600; }
.v-stats { font-size: 12px; color: var(--muted); }
.empty { grid-column: 1 / -1; text-align: center; color: var(--muted); padding: 48px 0; font-size: 15px; }

/* ---------- 明星创作者 ---------- */
.creator-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
@media (min-width: 760px) { .creator-grid { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 1080px) { .creator-grid { grid-template-columns: repeat(6, 1fr); } }
.creator-card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 26px 14px; text-align: center; transition: transform 0.25s, border-color 0.25s;
}
.creator-card:hover { transform: translateY(-6px); border-color: rgba(255, 111, 174, 0.45); }
.c-avatar { position: relative; width: 76px; height: 76px; margin: 0 auto 14px; }
.c-avatar img { width: 76px; height: 76px; border-radius: 50%; border: 3px solid var(--p); }
.c-avatar .star {
  position: absolute; right: -4px; bottom: 2px; font-size: 18px;
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.5));
}
.creator-card h3 { font-size: 15.5px; margin-bottom: 4px; }
.creator-card p { color: var(--muted); font-size: 12.5px; min-height: 36px; }
.creator-card .fans {
  display: inline-block; margin-top: 10px; padding: 5px 14px; border-radius: 999px;
  background: rgba(255, 111, 174, 0.14); color: var(--p3); font-size: 12.5px; font-weight: 600;
}

/* ---------- 平台特色 ---------- */
.feature-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
@media (min-width: 1080px) { .feature-grid { grid-template-columns: repeat(4, 1fr); } }
.feature-card {
  background: linear-gradient(160deg, var(--card), var(--card2));
  border: 1px solid var(--line); border-radius: var(--radius);
  padding: 28px 24px; transition: transform 0.25s, border-color 0.25s;
}
.feature-card:hover { transform: translateY(-6px); border-color: rgba(255, 111, 174, 0.4); }
.feature-icon {
  width: 54px; height: 54px; border-radius: 16px;
  background: rgba(255, 111, 174, 0.14);
  display: flex; align-items: center; justify-content: center;
  font-size: 26px; margin-bottom: 16px;
}
.feature-card h3 { font-size: 17px; margin-bottom: 8px; }
.feature-card p { color: var(--muted); font-size: 14px; }

/* ---------- 数据统计 ---------- */
.stats-band {
  background: linear-gradient(120deg, rgba(255, 77, 143, 0.16), rgba(255, 111, 174, 0.08));
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
  padding: 56px 0;
}
.stats-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 34px 18px; text-align: center; }
@media (min-width: 900px) { .stats-grid { grid-template-columns: repeat(4, 1fr); } }
.stat .count {
  font-size: clamp(28px, 4vw, 42px); font-weight: 900;
  background: var(--grad); -webkit-background-clip: text; background-clip: text;
  color: transparent; -webkit-text-fill-color: transparent;
}
.stat label { color: var(--muted); font-size: 14px; margin-top: 4px; display: block; }

/* ---------- 用户评价 ---------- */
.testimonial-grid { display: grid; grid-template-columns: 1fr; gap: 18px; }
@media (min-width: 760px) { .testimonial-grid { grid-template-columns: repeat(2, 1fr); } }
.t-card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 26px; display: flex; flex-direction: column; gap: 14px;
}
.t-stars { color: var(--p3); letter-spacing: 3px; font-size: 16px; }
.t-text { color: var(--text); font-size: 15px; line-height: 1.75; }
.t-user { display: flex; align-items: center; gap: 12px; margin-top: auto; }
.t-user img { width: 44px; height: 44px; border-radius: 50%; flex: none; }
.t-user .name { font-weight: 700; font-size: 14.5px; }
.t-user .role { color: var(--muted); font-size: 12.5px; }

/* ---------- 成功故事 ---------- */
.story-grid { display: grid; grid-template-columns: 1fr; gap: 18px; }
@media (min-width: 900px) { .story-grid { grid-template-columns: repeat(3, 1fr); } }
.story-card {
  position: relative; overflow: hidden;
  background: linear-gradient(160deg, var(--card), var(--card2));
  border: 1px solid var(--line); border-radius: var(--radius);
  padding: 28px 24px; transition: transform 0.25s, border-color 0.25s;
}
.story-card:hover { transform: translateY(-6px); border-color: rgba(255, 111, 174, 0.45); }
.story-card .num {
  position: absolute; right: 16px; top: 6px;
  font-size: 56px; font-weight: 900; line-height: 1;
  color: rgba(255, 111, 174, 0.14);
}
.story-card h3 { font-size: 17px; margin-bottom: 10px; position: relative; }
.story-card p { color: var(--muted); font-size: 14px; margin-bottom: 14px; position: relative; }
.story-card a { color: var(--p3); font-size: 14px; font-weight: 600; position: relative; }
.story-card a:hover { text-decoration: underline; }

/* ---------- APP 展示 ---------- */
.app-section .wrap { display: grid; grid-template-columns: 1fr; gap: 44px; align-items: center; }
@media (min-width: 960px) { .app-section .wrap { grid-template-columns: 1.1fr 0.9fr; } }
.app-left .tag { margin-bottom: 14px; }
.app-left h2 { font-size: clamp(24px, 3vw, 32px); font-weight: 800; margin-bottom: 12px; }
.app-desc { color: var(--muted); font-size: 15.5px; max-width: 540px; }
.app-points { display: grid; grid-template-columns: 1fr; gap: 18px; margin-top: 28px; }
@media (min-width: 600px) { .app-points { grid-template-columns: repeat(2, 1fr); } }
.app-point { display: flex; gap: 14px; align-items: flex-start; }
.app-point .icon {
  width: 46px; height: 46px; border-radius: 14px; flex: none;
  background: rgba(255, 111, 174, 0.14);
  display: flex; align-items: center; justify-content: center; font-size: 21px;
}
.app-point h4 { font-size: 15.5px; margin-bottom: 4px; }
.app-point p { color: var(--muted); font-size: 13.5px; }
.phone-wrap { display: flex; justify-content: center; }
.phone {
  position: relative; width: 264px; height: 548px;
  background: #0c0c12; border: 9px solid #26263a; border-radius: 44px;
  box-shadow: 0 30px 80px rgba(255, 111, 174, 0.22), 0 12px 30px rgba(0, 0, 0, 0.5);
  overflow: hidden;
}
.phone .notch {
  position: absolute; top: 9px; left: 50%; transform: translateX(-50%);
  width: 116px; height: 24px; background: #0c0c12; border-radius: 0 0 14px 14px; z-index: 2;
}
.phone img { width: 100%; height: 100%; object-fit: cover; }

/* ---------- 内页头部 ---------- */
.page-head {
  padding: 64px 20px 44px; text-align: center;
  background: radial-gradient(900px 360px at 50% -120px, rgba(255, 111, 174, 0.25), transparent 65%);
}
.page-head h1 {
  font-size: clamp(28px, 4.6vw, 44px); font-weight: 900; margin-bottom: 12px;
  background: var(--grad); -webkit-background-clip: text; background-clip: text;
  color: transparent; -webkit-text-fill-color: transparent;
}
.page-head p { color: var(--muted); max-width: 640px; margin: 0 auto; font-size: 15.5px; }

/* ---------- 精选页筛选 ---------- */
.filter-bar { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; margin-bottom: 36px; }
.filter-bar button {
  padding: 9px 22px; border-radius: 999px; border: 1px solid var(--line);
  background: var(--card); color: var(--muted); font-size: 14px; cursor: pointer; transition: all 0.2s;
}
.filter-bar button:hover { color: var(--text); border-color: rgba(255, 111, 174, 0.5); }
.filter-bar button.active {
  background: var(--grad); color: #fff; border-color: transparent;
  box-shadow: 0 6px 16px rgba(255, 111, 174, 0.35);
}

/* ---------- 关于我们 ---------- */
.about-block { padding-bottom: 8px; }
.about-block h2 { font-size: 24px; font-weight: 800; margin: 0 0 14px; }
.about-block p { color: var(--muted); font-size: 15.5px; margin-bottom: 14px; }
.timeline { display: grid; grid-template-columns: 1fr; gap: 16px; }
@media (min-width: 760px) { .timeline { grid-template-columns: repeat(4, 1fr); } }
.tl-item {
  background: var(--card); border: 1px solid var(--line); border-radius: 16px;
  padding: 22px 18px; text-align: center;
}
.tl-item .year { font-size: 22px; font-weight: 900; color: var(--p3); }
.tl-item p { color: var(--muted); font-size: 13.5px; margin-top: 6px; }
.cta-box {
  margin: 0 auto 60px; padding: 44px 20px; text-align: center; border-radius: var(--radius);
  background: linear-gradient(135deg, rgba(255, 77, 143, 0.25), rgba(255, 111, 174, 0.10));
  border: 1px solid rgba(255, 111, 174, 0.3);
}
.cta-box h2 { font-size: 26px; font-weight: 800; margin-bottom: 10px; }
.cta-box p { color: var(--muted); margin-bottom: 22px; }

/* ---------- 页脚 ---------- */
.footer { border-top: 1px solid var(--line); background: #0c0c12; padding: 52px 20px 0; }
.footer-inner {
  max-width: 1200px; margin: 0 auto;
  display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 34px; padding-bottom: 40px;
}
@media (max-width: 800px) {
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .f-brand { grid-column: 1 / -1; }
}
.f-brand p { color: var(--muted); font-size: 14px; margin-top: 14px; max-width: 280px; }
.f-col h4 { font-size: 15px; margin-bottom: 14px; }
.f-col a { display: block; color: var(--muted); font-size: 14px; padding: 5px 0; transition: color 0.2s; }
.f-col a:hover { color: var(--p3); }
.f-bottom {
  border-top: 1px solid var(--line); text-align: center;
  color: var(--muted); font-size: 13.5px; padding: 18px 20px;
}