:root{
  --bg:#fbfcff;
  --bg-soft:#f5f8ff;
  --ink:#1d2037;
  --muted:#626986;
  --line:rgba(100,124,170,.18);
  --pink:#ff4fd8;
  --blue:#00c2ff;
  --violet:#865cff;
  --gold:#ffd166;
  --card:rgba(255,255,255,.76);
  --shadow:0 24px 70px rgba(68,91,148,.18);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;background:var(--bg)}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;color:var(--ink);background:radial-gradient(circle at 10% 0%,rgba(255,79,216,.18),transparent 34%),radial-gradient(circle at 88% 10%,rgba(0,194,255,.18),transparent 32%),linear-gradient(180deg,#fff 0%,#f7fbff 46%,#fff 100%);line-height:1.7;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img,video{max-width:100%;display:block}
button,input{font:inherit}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.site-header{position:relative;padding:18px clamp(18px,4vw,56px) 26px;z-index:5;background:rgba(255,255,255,.72);backdrop-filter:blur(20px);border-bottom:1px solid var(--line)}
.header-glow{position:absolute;inset:0;background:linear-gradient(100deg,rgba(255,79,216,.16),rgba(0,194,255,.16),rgba(134,92,255,.12));filter:blur(34px);opacity:.75;pointer-events:none}
.nav-wrap{position:relative;display:flex;align-items:center;gap:22px;justify-content:space-between;max-width:1240px;margin:auto}
.brand-logo{display:inline-flex;align-items:center;gap:10px;font-weight:900;letter-spacing:.02em}
.logo-mark{display:inline-grid;place-items:center;width:46px;height:46px;border-radius:16px;color:#fff;background:linear-gradient(135deg,var(--pink),var(--blue));box-shadow:0 12px 30px rgba(255,79,216,.26)}
.logo-text{font-size:1.34rem;background:linear-gradient(90deg,#20233f,var(--violet),var(--pink));-webkit-background-clip:text;background-clip:text;color:transparent}
.nav-menu{display:flex;align-items:center;gap:8px;margin:0;padding:0;list-style:none;flex-wrap:wrap;justify-content:flex-end}
.nav-menu a{display:block;padding:10px 13px;border-radius:999px;color:#353a5a;font-weight:700;font-size:.94rem;transition:.25s ease}
.nav-menu a:hover,.nav-menu a[aria-current="page"]{background:linear-gradient(135deg,rgba(255,79,216,.14),rgba(0,194,255,.14));box-shadow:inset 0 0 0 1px rgba(255,255,255,.7);transform:translateY(-1px)}
.nav-toggle{display:none;border:0;background:#fff;border-radius:14px;padding:9px 12px;box-shadow:var(--shadow)}
.search-shell{position:relative;max-width:880px;margin:20px auto 0;text-align:center}
.fake-search{display:flex;gap:10px;background:rgba(255,255,255,.82);border:1px solid var(--line);box-shadow:0 16px 44px rgba(70,103,164,.12);padding:8px;border-radius:999px}
.fake-search input{flex:1;border:0;background:transparent;outline:none;padding:13px 18px;color:var(--ink)}
.fake-search button,.btn{border:0;border-radius:999px;padding:12px 22px;font-weight:800;cursor:pointer;color:#fff;background:linear-gradient(135deg,var(--pink),var(--blue));box-shadow:0 15px 34px rgba(0,194,255,.22);transition:.25s ease;display:inline-flex;align-items:center;justify-content:center;gap:8px}
.fake-search button:hover,.btn:hover{transform:translateY(-2px);box-shadow:0 20px 42px rgba(255,79,216,.22)}
.btn.secondary{color:var(--ink);background:rgba(255,255,255,.9);border:1px solid var(--line)}
.domain-line{font-size:.92rem;color:var(--muted);margin:10px 0 0}.domain-line strong{color:var(--violet)}
main{position:relative;z-index:1}.section{max-width:1240px;margin:0 auto;padding:76px clamp(18px,4vw,56px)}
.hero{position:relative;min-height:690px;display:grid;align-items:center;overflow:hidden}.hero:before{content:"";position:absolute;inset:4% -20% auto;min-height:560px;background:radial-gradient(circle at 24% 22%,rgba(255,79,216,.2),transparent 28%),radial-gradient(circle at 76% 30%,rgba(0,194,255,.2),transparent 30%);filter:blur(12px);z-index:-1}.hero-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(330px,.95fr);gap:44px;align-items:center}.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:8px 14px;border-radius:999px;background:rgba(255,255,255,.72);border:1px solid var(--line);color:var(--violet);font-weight:800;box-shadow:0 12px 34px rgba(109,91,255,.12)}
h1{font-size:clamp(2.55rem,6vw,5.8rem);line-height:1.02;margin:18px 0;background:linear-gradient(100deg,#171a33 8%,var(--violet) 48%,var(--pink));-webkit-background-clip:text;background-clip:text;color:transparent;letter-spacing:-.06em}.hero h2{font-size:clamp(1.24rem,2.2vw,1.65rem);font-weight:700;color:#37405f;max-width:760px}.hero-copy{font-size:1.05rem;color:var(--muted);max-width:760px}.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:28px}.hero-stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-top:34px}.stat-card{background:var(--card);border:1px solid var(--line);border-radius:22px;padding:18px;box-shadow:var(--shadow)}.stat-card strong{display:block;font-size:1.7rem;color:#222643}.stat-card span{color:var(--muted);font-size:.92rem}.hero-media{position:relative}.hero-media figure{margin:0;background:rgba(255,255,255,.7);border:1px solid rgba(255,255,255,.88);border-radius:38px;padding:12px;box-shadow:0 34px 90px rgba(85,101,176,.26);transform:perspective(1200px) rotateY(-6deg) rotateX(3deg)}.hero-media img{border-radius:28px;aspect-ratio:5/3;object-fit:cover}.floating-card{position:absolute;right:-10px;bottom:24px;background:rgba(255,255,255,.82);border:1px solid var(--line);border-radius:24px;padding:16px 18px;box-shadow:var(--shadow);backdrop-filter:blur(16px)}.floating-card b{display:block;color:var(--pink);font-size:1.1rem}.section-head{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:28px}.section-kicker{color:var(--pink);font-weight:900;letter-spacing:.12em;text-transform:uppercase}.section h2{font-size:clamp(1.9rem,4vw,3.35rem);line-height:1.12;margin:8px 0 0;letter-spacing:-.04em}.section-lead{color:var(--muted);max-width:650px;margin:10px 0 0}.grid{display:grid;gap:22px}.grid.cards{grid-template-columns:repeat(4,minmax(0,1fr))}.grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}.grid.three{grid-template-columns:repeat(3,minmax(0,1fr))}.card,.topic-card,.expert-card,.review-card,.faq-item,.contact-card{background:var(--card);border:1px solid var(--line);border-radius:28px;padding:24px;box-shadow:var(--shadow);backdrop-filter:blur(18px)}
.video-card{position:relative;overflow:hidden;background:rgba(255,255,255,.82);border:1px solid var(--line);border-radius:30px;box-shadow:var(--shadow);transition:.3s ease}.video-card:hover{transform:translateY(-7px)}.video-frame{position:relative;overflow:hidden;border-radius:30px 30px 18px 18px;background:#eef7ff}.video-frame video{width:100%;aspect-ratio:16/10;object-fit:cover;filter:saturate(1.08);transition:.45s ease}.video-card:hover video{transform:scale(1.05);filter:saturate(1.22) brightness(1.04)}.play-orb{position:absolute;inset:50% auto auto 50%;translate:-50% -50%;width:68px;height:68px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg,rgba(255,79,216,.92),rgba(0,194,255,.92));color:#fff;font-size:1.55rem;box-shadow:0 0 0 0 rgba(255,79,216,.35),0 18px 50px rgba(0,194,255,.25);opacity:0;transform:scale(.75);transition:.3s ease}.video-card:hover .play-orb{opacity:1;transform:scale(1);animation:pulse 1.4s infinite}.video-badge{position:absolute;left:14px;top:14px;padding:7px 12px;border-radius:999px;background:rgba(255,255,255,.82);backdrop-filter:blur(14px);font-size:.82rem;color:var(--violet);font-weight:900}.video-content{padding:20px}.video-content h3{margin:0 0 8px;font-size:1.14rem}.video-content p{margin:0;color:var(--muted);font-size:.95rem}.metric-row,.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}.metric-row span,.tag-row span{font-size:.82rem;padding:6px 10px;border-radius:999px;background:rgba(240,246,255,.9);color:#59617d}.tag-row span{background:linear-gradient(135deg,rgba(255,79,216,.12),rgba(0,194,255,.12));color:#3e4566;font-weight:800}
.topic-card h3,.expert-card h3,.review-card h3{margin-top:0}.topic-meta{display:flex;gap:10px;flex-wrap:wrap;color:#fff}.topic-meta span{background:linear-gradient(135deg,var(--violet),var(--pink));border-radius:999px;padding:6px 10px;font-size:.82rem;font-weight:800}.ai-panel{position:relative;overflow:hidden}.ai-panel:before{content:"";position:absolute;inset:-30% 20% auto -20%;height:230px;background:linear-gradient(135deg,rgba(255,79,216,.16),rgba(0,194,255,.18));filter:blur(28px)}.tool-list{position:relative;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.tool-list li{list-style:none;background:rgba(255,255,255,.75);border:1px solid var(--line);border-radius:22px;padding:18px}.expert-card img,.contact-card img{border-radius:22px;aspect-ratio:16/10;object-fit:cover;margin-bottom:16px}.review-card blockquote{margin:0;color:#454c6c}.review-card .stars{color:#ffab00;letter-spacing:.08em}.partner-wall{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:14px}.partner-logo{min-height:82px;display:grid;place-items:center;border-radius:22px;background:rgba(255,255,255,.75);border:1px solid var(--line);font-weight:900;color:#5b617d;text-align:center;padding:12px}.faq-item summary{cursor:pointer;font-weight:900;color:#2d3252}.faq-item p{color:var(--muted)}.contact-layout{display:grid;grid-template-columns:1.2fr .8fr;gap:24px}.contact-pills{display:flex;flex-wrap:wrap;gap:10px}.contact-pills span{background:rgba(255,255,255,.82);border:1px solid var(--line);border-radius:999px;padding:8px 12px;color:var(--muted)}.breadcrumb{max-width:1240px;margin:0 auto;padding:28px clamp(18px,4vw,56px) 0;color:var(--muted);font-size:.92rem}.breadcrumb a{color:var(--violet);font-weight:800}.page-hero{padding-top:54px}.page-hero h1{font-size:clamp(2.25rem,5vw,4.4rem)}.feature-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.feature-list li{list-style:none;padding:20px;border-radius:24px;background:rgba(255,255,255,.76);border:1px solid var(--line);box-shadow:var(--shadow)}.site-footer{margin-top:70px;padding:58px clamp(18px,4vw,56px) 22px;background:linear-gradient(135deg,rgba(255,255,255,.92),rgba(235,247,255,.92));border-top:1px solid var(--line)}.footer-inner{max-width:1240px;margin:auto;display:grid;grid-template-columns:1.1fr .9fr .7fr;gap:32px;align-items:start}.footer-brand p{color:var(--muted)}.footer-qr{display:flex;gap:16px;flex-wrap:wrap}.footer-qr figure{margin:0;text-align:center}.footer-qr img{border-radius:24px;box-shadow:var(--shadow);background:#fff}.footer-qr figcaption{margin-top:8px;color:var(--muted);font-size:.9rem}.footer-links{display:grid;gap:8px}.footer-links h2{font-size:1.1rem;margin:0 0 8px}.footer-links a{color:var(--violet);font-weight:800}.footer-bottom{max-width:1240px;margin:32px auto 0;padding-top:18px;border-top:1px solid var(--line);display:flex;gap:16px;flex-wrap:wrap;color:var(--muted);font-size:.92rem}.toast{position:fixed;left:50%;bottom:24px;translate:-50% 20px;opacity:0;pointer-events:none;background:rgba(28,31,55,.92);color:#fff;padding:13px 18px;border-radius:999px;box-shadow:0 18px 50px rgba(20,26,60,.28);transition:.25s ease;z-index:20}.toast.is-show{opacity:1;translate:-50% 0}@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(255,79,216,.38),0 18px 50px rgba(0,194,255,.25)}70%{box-shadow:0 0 0 18px rgba(255,79,216,0),0 18px 50px rgba(0,194,255,.25)}100%{box-shadow:0 0 0 0 rgba(255,79,216,0),0 18px 50px rgba(0,194,255,.25)}}
@media (max-width:1080px){.hero-grid,.contact-layout{grid-template-columns:1fr}.grid.cards{grid-template-columns:repeat(2,minmax(0,1fr))}.tool-list,.partner-wall{grid-template-columns:repeat(3,minmax(0,1fr))}.footer-inner{grid-template-columns:1fr 1fr}.hero-media figure{transform:none}}
@media (max-width:760px){.site-header{padding-inline:16px}.nav-toggle{display:block}.nav-menu{display:none;position:absolute;right:0;top:60px;width:min(88vw,360px);padding:14px;background:rgba(255,255,255,.95);border:1px solid var(--line);border-radius:24px;box-shadow:var(--shadow)}.nav-menu.is-open{display:grid}.nav-menu a{padding:12px 14px}.fake-search{border-radius:24px;flex-direction:column}.fake-search button{width:100%}.section{padding-top:52px;padding-bottom:52px}.hero{min-height:auto}.hero-grid{gap:28px}.hero-stats,.grid.cards,.grid.two,.grid.three,.tool-list,.partner-wall,.feature-list,.footer-inner{grid-template-columns:1fr}.section-head{display:block}.floating-card{position:static;margin-top:12px}.footer-bottom{display:grid}.footer-qr{justify-content:flex-start}}