/* 糖心vlog 全站样式 */
:root {
  --bg: #fff8f0;
  --ink: #2a1f1a;
  --title: #24130c;
  --muted: #75645a;
  --soft: #a9978c;
  --brand: #ff6b35;
  --purple: #2b1a3f;
  --aqua: #00e5b0;
  --gold: #ffd166;
  --rose: #b8336a;
  --pale-aqua: #e9fff8;
  --pale-gold: #fff1c7;
  --card: #ffffff;
  --border: rgba(255, 107, 53, 0.18);
  --shadow: 0 20px 46px rgba(97, 45, 16, 0.14);
  --radius: 24px;
  --max: 1240px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-width: 320px;
  overflow-x: hidden;
  background: var(--bg);
  color: var(--ink);
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", system-ui, -apple-system, sans-serif;
  line-height: 1.75;
  text-rendering: optimizeLegibility;
}
body.drawer-open { overflow: hidden; }
a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }
button, a { -webkit-tap-highlight-color: transparent; }
button { font: inherit; }
.container { width: min(calc(100% - 40px), var(--max)); margin-inline: auto; }
.skip-link { position: fixed; top: -60px; left: 20px; z-index: 12000; padding: 10px 16px; background: #fff; color: var(--title); border-radius: 10px; }
.skip-link:focus { top: 12px; }
.site-header {
  position: sticky;
  top: 0;
  width: 100%;
  z-index: 9999;
  background: rgba(38, 20, 12, 0.94);
  backdrop-filter: blur(12px);
  box-shadow: 0 8px 26px rgba(97, 45, 16, 0.16);
}
.header-inner {
  width: min(calc(100% - 40px), 1280px);
  margin: 0 auto;
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.site-logo { display: inline-flex; align-items: center; gap: 10px; color: #fff3e8; font-size: 20px; font-weight: 800; letter-spacing: .02em; flex-shrink: 0; }
.site-logo img { width: auto; max-width: 122px; max-height: 44px; object-fit: contain; }
.nav-core { display: flex; align-items: center; justify-content: center; gap: 8px; }
.nav-core a { color: #fff3e8; padding: 8px 12px; border-radius: 999px; white-space: nowrap; font-size: 15px; }
.nav-core a:hover, .nav-core a.active { color: #fff; background: rgba(0, 229, 176, .16); }
.header-actions { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.main-btn { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 0 24px; color: #fff; font-weight: 800; border-radius: 999px; background: linear-gradient(135deg, #ff6b35 0%, #ffb703 48%, #00e5b0 100%); box-shadow: 0 14px 32px rgba(255, 107, 53, .22); transition: transform .2s ease, box-shadow .2s ease; }
.main-btn:hover { color: #fff; transform: translateY(-2px); box-shadow: 0 18px 38px rgba(255, 107, 53, .28); }
.compact-btn { min-height: 42px; padding: 0 19px; font-size: 14px; }
.secondary-btn { display: inline-flex; min-height: 48px; align-items: center; justify-content: center; padding: 0 22px; border: 1px solid rgba(43, 26, 63, .15); border-radius: 999px; color: var(--purple); background: rgba(255, 255, 255, .72); font-weight: 700; }
.menu-toggle { width: 42px; height: 42px; border: 0; border-radius: 50%; background: rgba(255, 255, 255, .1); display: inline-flex; flex-direction: column; align-items: center; justify-content: center; gap: 4px; cursor: pointer; }
.menu-toggle span { width: 18px; height: 2px; background: #fff; border-radius: 9px; }
.mobile-only { display: none; }
.drawer-overlay { position: fixed; inset: 0; z-index: 10000; background: rgba(20, 10, 7, .48); opacity: 0; transition: opacity .24s ease; }
.drawer-overlay.show { opacity: 1; }
.site-drawer { position: fixed; top: 0; right: 0; z-index: 10001; width: min(390px, 90vw); height: 100dvh; padding: 22px; overflow-y: auto; background: #fffdf9; box-shadow: -22px 0 60px rgba(36, 19, 12, .2); transform: translateX(105%); transition: transform .28s ease; }
.site-drawer.open { transform: translateX(0); }
.drawer-head { display: flex; align-items: center; justify-content: space-between; padding-bottom: 18px; border-bottom: 1px solid var(--border); }
.drawer-logo { color: var(--title); }
.drawer-close { width: 42px; height: 42px; border: 0; border-radius: 50%; background: var(--pale-gold); color: var(--title); font-size: 27px; line-height: 1; cursor: pointer; }
.drawer-nav { display: grid; gap: 6px; padding: 18px 0; }
.drawer-nav a { display: flex; align-items: center; justify-content: space-between; padding: 11px 14px; border-radius: 14px; color: var(--ink); }
.drawer-nav a:hover, .drawer-nav a.active { background: var(--pale-aqua); color: var(--rose); }
.drawer-note { padding: 18px; border-radius: 18px; background: linear-gradient(135deg, var(--pale-gold), var(--pale-aqua)); color: var(--muted); }
.drawer-note strong { color: var(--title); }
.drawer-note p { margin: 6px 0 0; font-size: 13px; }
main { min-height: 60vh; }
.hero { position: relative; overflow: hidden; padding: 76px 0 58px; background: radial-gradient(circle at 12% 8%, rgba(255, 209, 102, .35), transparent 25%), radial-gradient(circle at 86% 20%, rgba(0, 229, 176, .2), transparent 26%), linear-gradient(145deg, #fff8f0 0%, #f7efff 45%, #e9fff8 100%); }
.hero::before, .hero::after { content: ""; position: absolute; border-radius: 50%; filter: blur(2px); pointer-events: none; }
.hero::before { width: 260px; height: 260px; left: -110px; bottom: -80px; background: rgba(255, 107, 53, .14); }
.hero::after { width: 190px; height: 190px; right: 7%; top: 4%; background: rgba(184, 51, 106, .11); }
.hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1.03fr .97fr; align-items: center; gap: 58px; }
.hero-copy { max-width: 650px; }
.eyebrow, .section-kicker { display: inline-flex; align-items: center; gap: 8px; margin: 0 0 12px; color: var(--rose); font-size: 14px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.eyebrow::before, .section-kicker::before { content: ""; width: 22px; height: 3px; border-radius: 3px; background: linear-gradient(90deg, var(--brand), var(--aqua)); }
h1, h2, h3, .section-title { color: var(--title); line-height: 1.22; }
h1 { margin: 0 0 18px; font-size: clamp(42px, 6vw, 76px); letter-spacing: -.035em; }
h2 { margin: 0 0 16px; font-size: clamp(28px, 4vw, 43px); letter-spacing: -.025em; }
h3 { margin: 0 0 10px; font-size: 21px; }
p { margin: 0 0 16px; }
.lead { font-size: clamp(18px, 2vw, 23px); color: var(--purple); font-weight: 700; }
.hero-text { max-width: 720px; color: var(--muted); font-size: 16px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; }
.hero-points { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 24px; }
.hero-points span { padding: 8px 13px; border-radius: 999px; background: rgba(255, 255, 255, .74); border: 1px solid rgba(255, 107, 53, .14); color: var(--muted); font-size: 14px; }
.hero-visual { position: relative; }
.hero-visual::before { content: ""; position: absolute; inset: 8% -4% -5% 8%; border-radius: 38px; background: linear-gradient(135deg, rgba(255, 107, 53, .18), rgba(0, 229, 176, .15)); transform: rotate(3deg); }
.hero-visual img { position: relative; width: 100%; max-height: 580px; object-fit: contain; border-radius: 34px; filter: drop-shadow(0 30px 38px rgba(43, 26, 63, .19)); }
.section { padding: 78px 0; }
.section-sm { padding: 50px 0; }
.section-alt { background: linear-gradient(180deg, rgba(233, 255, 248, .58), rgba(255, 248, 240, .2)); }
.section-dark { background: var(--purple); color: #fff3e8; }
.section-dark h2, .section-dark h3 { color: #fff; }
.section-dark .muted { color: rgba(255, 243, 232, .72); }
.section-head { max-width: 760px; margin-bottom: 30px; }
.section-head.center { margin-inline: auto; text-align: center; }
.section-head.center .section-kicker { justify-content: center; }
.muted { color: var(--muted); }
.grid-2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 26px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px; }
.card, .zone-card, .info-card, .review-card { background: var(--card); border: 1px solid var(--border); box-shadow: var(--shadow); border-radius: var(--radius); }
.card { padding: 26px; }
.card p:last-child { margin-bottom: 0; }
.card-icon { width: 48px; height: 48px; display: grid; place-items: center; margin-bottom: 16px; border-radius: 16px; background: linear-gradient(135deg, var(--pale-gold), var(--pale-aqua)); color: var(--rose); font-size: 22px; font-weight: 900; }
.feature-strip { position: relative; z-index: 2; margin-top: -22px; }
.feature-strip .container { display: grid; grid-template-columns: repeat(4, 1fr); overflow: hidden; border-radius: 26px; background: #fff; border: 1px solid var(--border); box-shadow: var(--shadow); }
.feature-item { padding: 24px; }
.feature-item + .feature-item { border-left: 1px solid var(--border); }
.feature-item strong { display: block; color: var(--title); margin-bottom: 7px; }
.feature-item p { margin: 0; color: var(--muted); font-size: 14px; }
.pill-nav { display: flex; flex-wrap: wrap; gap: 12px; }
.pill-nav a { flex: 1 1 180px; max-width: 260px; padding: 14px 16px; border-radius: 18px; background: #fff; border: 1px solid var(--border); color: var(--title); box-shadow: 0 10px 24px rgba(97, 45, 16, .08); }
.pill-nav a strong { display: block; margin-bottom: 2px; }
.pill-nav a span { display: block; color: var(--muted); font-size: 12px; }
.media-split { display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 46px; }
.media-split.reverse .media-image { order: 2; }
.media-image { border-radius: 28px; overflow: hidden; background: #fff; border: 1px solid var(--border); box-shadow: var(--shadow); }
.media-image img { width: 100%; max-height: 510px; object-fit: contain; }
.media-copy ul, .clean-list { list-style: none; padding: 0; margin: 20px 0; display: grid; gap: 10px; }
.media-copy li, .clean-list li { position: relative; padding-left: 26px; color: var(--muted); }
.media-copy li::before, .clean-list li::before { content: "✓"; position: absolute; left: 0; top: 0; color: var(--brand); font-weight: 900; }
.text-link { display: inline-flex; align-items: center; gap: 7px; font-weight: 800; color: var(--brand); }
.zone-card { overflow: hidden; }
.zone-card img { width: 100%; aspect-ratio: 16 / 10; object-fit: contain; background: linear-gradient(145deg, #fff6ef, #effff9); }
.zone-card-content { padding: 26px; }
.zone-card-content p { color: var(--muted); }
.mini-points { display: flex; flex-wrap: wrap; gap: 8px; margin: 18px 0; }
.mini-points span { padding: 6px 10px; border-radius: 999px; background: var(--pale-aqua); color: var(--purple); font-size: 12px; font-weight: 700; }
.security-panel { display: grid; grid-template-columns: .9fr 1.1fr; overflow: hidden; border-radius: 32px; background: #fff; border: 1px solid var(--border); box-shadow: var(--shadow); }
.security-panel .images { display: grid; grid-template-columns: 1fr 1fr; background: linear-gradient(145deg, #fff1c7, #e9fff8); }
.security-panel .images img { width: 100%; height: 100%; min-height: 420px; object-fit: contain; }
.security-panel .content { padding: clamp(30px, 5vw, 58px); }
.review-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.review-card { padding: 24px; }
.review-card .stars { color: #ff9f1c; letter-spacing: .12em; }
.review-card p { color: var(--muted); }
.review-card strong { color: var(--title); }
.faq-list { display: grid; gap: 14px; }
details { background: #fff; border: 1px solid var(--border); border-radius: 18px; padding: 0 20px; box-shadow: 0 10px 25px rgba(97, 45, 16, .07); }
summary { cursor: pointer; padding: 18px 30px 18px 0; color: var(--title); font-weight: 800; list-style: none; position: relative; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; position: absolute; right: 0; top: 13px; font-size: 26px; color: var(--brand); }
details[open] summary::after { content: "−"; }
details p { padding: 0 0 18px; color: var(--muted); }
.notice { padding: 28px; border-radius: 26px; background: linear-gradient(135deg, #2b1a3f, #4c275f 55%, #7b3258); color: #fff3e8; box-shadow: var(--shadow); }
.notice h2, .notice h3 { color: #fff; }
.notice p:last-child { margin-bottom: 0; }
.cta-band { display: flex; align-items: center; justify-content: space-between; gap: 30px; padding: 38px; border-radius: 30px; background: linear-gradient(135deg, var(--pale-gold), #fff, var(--pale-aqua)); border: 1px solid var(--border); box-shadow: var(--shadow); }
.cta-band h2 { font-size: clamp(26px, 3vw, 38px); }
.page-hero { padding: 68px 0 56px; background: radial-gradient(circle at 80% 0%, rgba(0, 229, 176, .18), transparent 30%), radial-gradient(circle at 10% 30%, rgba(255, 107, 53, .14), transparent 32%), linear-gradient(145deg, #fff8f0, #f5efff 54%, #e9fff8); }
.page-hero-grid { display: grid; grid-template-columns: 1.08fr .92fr; gap: 48px; align-items: center; }
.page-hero h1 { font-size: clamp(38px, 5vw, 64px); }
.page-hero img { width: 100%; max-height: 470px; object-fit: contain; border-radius: 30px; filter: drop-shadow(0 24px 34px rgba(43, 26, 63, .17)); }
.article-copy { max-width: 900px; }
.article-copy p { color: var(--muted); font-size: 16px; }
.steps { counter-reset: step; display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.step { counter-increment: step; padding: 24px; border-radius: 22px; background: #fff; border: 1px solid var(--border); }
.step::before { content: counter(step, decimal-leading-zero); display: inline-grid; place-items: center; width: 42px; height: 42px; margin-bottom: 15px; border-radius: 14px; background: var(--purple); color: #fff; font-weight: 900; }
.step h3 { font-size: 18px; }
.step p { color: var(--muted); font-size: 14px; margin: 0; }
.quote { margin: 0; padding: 30px; border-left: 5px solid var(--aqua); border-radius: 0 24px 24px 0; background: #fff; box-shadow: var(--shadow); color: var(--muted); font-size: 18px; }
.quote footer { margin-top: 12px; color: var(--title); font-size: 14px; font-weight: 800; }
.site-footer { padding: 58px 0 92px; background: #1a0f0a; color: #fff3e8; }
.footer-grid { display: grid; grid-template-columns: 1.5fr repeat(3, 1fr); gap: 36px; }
.footer-logo { margin-bottom: 14px; }
.footer-brand p { max-width: 430px; color: rgba(255, 243, 232, .68); }
.site-footer h2 { margin-bottom: 12px; color: #fff; font-size: 16px; }
.site-footer a { display: block; margin: 7px 0; color: rgba(255, 243, 232, .74); }
.site-footer a:hover { color: var(--aqua); }
.footer-bottom { display: flex; align-items: center; justify-content: space-between; gap: 20px; margin-top: 42px; padding-top: 24px; border-top: 1px solid rgba(255,255,255,.12); color: rgba(255, 243, 232, .58); font-size: 13px; }
.footer-bottom p { margin: 0; }
.footer-bottom div { display: flex; gap: 18px; }
.footer-bottom a { margin: 0; white-space: nowrap; }
.mobile-bottom-nav { display: none; }
@media (max-width: 1020px) {
  .nav-core { display: none; }
  .mobile-only { display: inline-flex; }
  .desktop-menu { display: none; }
  .header-inner { width: min(calc(100% - 24px), 1280px); gap: 10px; }
  .site-logo { margin-inline: auto; }
  .header-actions { margin-left: auto; }
  .hero-grid, .page-hero-grid, .media-split, .security-panel { grid-template-columns: 1fr; }
  .hero-copy { max-width: none; }
  .hero-visual { max-width: 720px; margin-inline: auto; }
  .media-split.reverse .media-image { order: initial; }
  .security-panel .images img { min-height: 300px; }
  .grid-4, .feature-strip .container { grid-template-columns: repeat(2, 1fr); }
  .feature-item:nth-child(3) { border-left: 0; border-top: 1px solid var(--border); }
  .feature-item:nth-child(4) { border-top: 1px solid var(--border); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .review-grid, .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1.5fr 1fr 1fr; }
  .footer-grid > div:last-child { grid-column: 2 / -1; }
}
@media (max-width: 680px) {
  body { padding-bottom: 72px; }
  .container { width: min(calc(100% - 28px), var(--max)); }
  .header-inner { min-height: 64px; }
  .site-logo span { font-size: 17px; }
  .site-logo img { max-width: 90px; max-height: 36px; }
  .compact-btn { min-height: 38px; padding: 0 14px; font-size: 13px; }
  .menu-toggle { width: 38px; height: 38px; }
  .hero, .page-hero { padding: 50px 0 42px; }
  .hero-grid, .page-hero-grid { gap: 30px; }
  h1 { font-size: clamp(38px, 13vw, 55px); }
  .section { padding: 58px 0; }
  .section-sm { padding: 38px 0; }
  .grid-2, .grid-3, .grid-4, .review-grid, .steps, .footer-grid { grid-template-columns: 1fr; }
  .feature-strip { margin-top: -10px; }
  .feature-strip .container { grid-template-columns: 1fr; }
  .feature-item + .feature-item, .feature-item:nth-child(3), .feature-item:nth-child(4) { border-left: 0; border-top: 1px solid var(--border); }
  .security-panel .images { grid-template-columns: 1fr 1fr; }
  .security-panel .images img { min-height: 210px; }
  .hero-actions { align-items: stretch; }
  .hero-actions a { flex: 1 1 100%; }
  .pill-nav a { max-width: none; }
  .cta-band { align-items: flex-start; flex-direction: column; padding: 28px; }
  .footer-grid > div:last-child { grid-column: auto; }
  .footer-bottom { align-items: flex-start; flex-direction: column; }
  .footer-bottom div { flex-wrap: wrap; }
  .site-footer { padding-bottom: 42px; }
  .mobile-bottom-nav { position: fixed; z-index: 9000; left: 10px; right: 10px; bottom: max(8px, env(safe-area-inset-bottom)); display: grid; grid-template-columns: repeat(4, 1fr); min-height: 58px; padding: 6px; border: 1px solid rgba(255,255,255,.12); border-radius: 20px; background: rgba(38,20,12,.94); backdrop-filter: blur(12px); box-shadow: 0 12px 30px rgba(36,19,12,.25); }
  .mobile-bottom-nav a { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 1px; margin: 0; color: rgba(255,243,232,.72); font-size: 11px; border-radius: 14px; }
  .mobile-bottom-nav a span { font-size: 18px; line-height: 1; }
  .mobile-bottom-nav a[aria-current="page"] { color: #fff; background: rgba(0,229,176,.16); }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}