:root{--bg-0:#070b17;--bg-1:#0d152d;--bg-2:#121c34;--text-main:#f5f0e5;--text-muted:#cfc8ba;--brand:#f8b86d;--brand-soft:#ffd7a6;--line-soft:rgba(255,240,214,.14);--card-dark:rgba(17,25,44,.68);--card-border:rgba(255,219,168,.28);--shadow-soft:0 22px 50px rgba(0,0,0,.36)}*,:after,:before{box-sizing:border-box}body,html{margin:0;min-height:100%}body{font-family:Avenir Next,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;color:var(--text-main);background:linear-gradient(165deg,var(--bg-0),var(--bg-1) 45%,var(--bg-2));line-height:1.6;letter-spacing:.01em;overflow-x:hidden}body:after,body:before{content:"";position:fixed;inset:0;pointer-events:none;z-index:0}body:before{background:radial-gradient(circle at 18% 22%,hsla(32,91%,70%,.26),transparent 34%),radial-gradient(circle at 84% 16%,rgba(230,145,90,.24),transparent 38%),radial-gradient(circle at 72% 68%,rgba(106,145,231,.18),transparent 42%);filter:blur(10px);animation:glow-float 14s ease-in-out infinite 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60%);pointer-events:none;z-index:-1}@keyframes float-device{0%{transform:translateY(0) rotate(2deg)}to{transform:translateY(-15px) rotate(-1deg)}}.section-head h2{margin:0;font-size:clamp(1.5rem,3vw,2rem)}.text-center{text-align:center}.bento-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:22px;gap:22px;margin-top:36px;align-items:stretch;counter-reset:feature-step}.bento-card{min-height:238px;border-radius:8px;background:linear-gradient(180deg,hsla(0,0%,100%,.055),transparent 46%),linear-gradient(135deg,rgba(17,25,44,.78),rgba(9,14,28,.66));border:1px solid rgba(255,219,168,.18);padding:34px 30px 30px;position:relative;overflow:hidden;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);box-shadow:inset 0 1px 0 hsla(0,0%,100%,.08),0 18px 36px rgba(0,0,0,.2);counter-increment:feature-step;transition:transform .24s ease,background .24s ease,border-color .24s ease,box-shadow .24s ease}.bento-card:before{content:"";position:absolute;inset:0 0 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pulse{0%,to{transform:scale(.94);opacity:.28}50%{transform:scale(1.06);opacity:.42}}@keyframes glow-float{0%{transform:translateZ(0)}to{transform:translate3d(0,-12px,0)}}@media (max-width:980px){.director-pro,.hero,.showcase{grid-template-columns:1fr}.faq-list,.feature-grid,.hero-stats{grid-template-columns:1fr 1fr}.pricing-tiers-header{grid-template-columns:1fr}}@media (max-width:820px){.bento-grid{grid-template-columns:1fr}.bento-card{min-height:auto}.bento-card.col-span-2{grid-column:span 1}}@media (max-width:700px){.site-shell{padding-top:14px}.topbar{flex-direction:column;align-items:flex-start;gap:10px}.bento-grid,.faq-list,.feature-grid,.hero-stats{grid-template-columns:1fr}.bento-card.col-span-2{grid-column:span 1}}.faq-list{max-width:1000px;margin:32px auto 0;display:grid;grid-template-columns:repeat(2,1fr);grid-gap:16px;gap:16px;align-items:start}@media (max-width:768px){.faq-list{grid-template-columns:1fr}}.faq-item{background:var(--card-dark);border:1px solid var(--card-border);border-radius:12px;padding:0;overflow:hidden;transition:all .3s ease}.faq-question{padding:20px 24px;font-size:1.05rem;font-weight:600;color:#fff;cursor:pointer;display:flex;justify-content:space-between;align-items:center;list-style:none}.faq-question::-webkit-details-marker{display:none}.faq-icon{font-size:1.5rem;font-weight:300;color:var(--brand-soft);transition:transform .3s ease}details[open] .faq-icon{transform:rotate(45deg)}.faq-answer{padding:0 24px 24px;color:var(--text-muted);font-size:.95rem;line-height:1.6}details[open] .faq-item{border-color:hsla(32,91%,70%,.4);box-shadow:0 4px 16px rgba(0,0,0,.2)}