:root{--accent: #7c4dff;--accent-dark: #5b2fd6;--accent-soft: #f3efff;--text: #17171c;--text-2: #5c5c6b;--text-3: #8b8b99;--bg: #ffffff;--bg-soft: #f7f6fb;--line: #e7e6ef;--radius: 14px;--maxw: 1080px;--font: -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif}*,*:before,*:after{box-sizing:border-box}body{margin:0;font-family:var(--font);font-size:16px;line-height:1.65;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased}h1,h2,h3,h4{line-height:1.25;margin:0 0 .5em;font-weight:650;letter-spacing:-.015em}h1{font-size:clamp(2rem,1.4rem + 2.4vw,3rem)}h2{font-size:clamp(1.45rem,1.2rem + 1vw,1.9rem)}h3{font-size:1.15rem}p{margin:0 0 1em}a{color:var(--accent-dark);text-decoration:none}a:hover{text-decoration:underline}img{max-width:100%;height:auto}.wrap{max-width:var(--maxw);margin:0 auto;padding:0 20px}.page{padding:40px 0 72px}section+section{margin-top:64px}.section-lead{max-width:46rem;color:var(--text-2);font-size:1.05rem}.eyebrow{display:inline-block;font-size:.78rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--accent-dark);margin-bottom:12px}.site-header{border-bottom:1px solid var(--line);background:#ffffffdb;-webkit-backdrop-filter:saturate(180%) blur(12px);backdrop-filter:saturate(180%) blur(12px);position:sticky;top:0;z-index:20;transition:box-shadow .2s ease}.site-header.is-stuck{box-shadow:0 6px 22px #17171c12}.site-header .wrap{display:flex;align-items:center;gap:20px;min-height:64px;flex-wrap:wrap}.brand{font-weight:750;font-size:1.12rem;letter-spacing:-.02em;color:var(--text)}.brand:hover{text-decoration:none}.site-nav{display:flex;gap:18px;flex-wrap:wrap;margin-right:auto}.site-nav a{color:var(--text-2);font-size:.95rem}.site-nav a:hover{color:var(--text);text-decoration:none}.lang-menu{position:relative;font-size:.9rem}.lang-menu summary{display:flex;align-items:center;gap:7px;padding:7px 12px;border:1px solid var(--line);border-radius:999px;cursor:pointer;color:var(--text-2);list-style:none;white-space:nowrap;transition:border-color .15s ease,color .15s ease}.lang-menu summary::-webkit-details-marker{display:none}.lang-menu summary:hover{border-color:var(--accent);color:var(--text)}.lang-menu .ico-caret{width:16px;height:16px;transition:transform .18s ease}.lang-menu[open] .ico-caret{transform:rotate(180deg)}.lang-menu ul{position:absolute;right:0;top:calc(100% + 8px);min-width:168px;margin:0;padding:6px;list-style:none;background:var(--bg);border:1px solid var(--line);border-radius:12px;box-shadow:0 14px 34px #17171c24;z-index:30}.lang-menu li a{display:block;padding:8px 12px;border-radius:8px;color:var(--text-2)}.lang-menu li a:hover{background:var(--bg-soft);color:var(--text);text-decoration:none}.lang-menu li a[aria-current]{color:var(--accent-dark);font-weight:600;background:var(--accent-soft)}@media (prefers-reduced-motion: no-preference){.lang-menu[open] ul{animation:menu-in .16s ease-out}}@keyframes menu-in{0%{opacity:0;transform:translateY(-4px)}}.btn{display:inline-block;padding:11px 22px;border-radius:999px;font-weight:600;font-size:.97rem;border:1px solid transparent;cursor:pointer}.btn:hover{text-decoration:none}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:var(--accent-dark)}.btn-ghost{border-color:var(--line);color:var(--text);background:var(--bg)}.btn-ghost:hover{border-color:var(--accent);color:var(--accent-dark)}.btn-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}.hero{position:relative;overflow:hidden;padding:64px 0 8px;background:linear-gradient(180deg,var(--accent-soft),var(--bg));border-bottom:1px solid var(--line)}.hero:before,.hero:after{content:"";position:absolute;border-radius:50%;filter:blur(70px);opacity:.5;pointer-events:none}.hero:before{width:420px;height:420px;top:-160px;left:-120px;background:#c9b6ff}.hero:after{width:360px;height:360px;right:-140px;bottom:-180px;background:#ffd9ec}.hero .wrap{position:relative;z-index:1;display:grid;gap:40px;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);align-items:center;padding-bottom:56px}.hero p.lead{font-size:1.12rem;color:var(--text-2);max-width:34rem}.hero-note{margin-top:18px;font-size:.88rem;color:var(--text-3)}.hero-art{display:block;width:100%;filter:drop-shadow(0 26px 54px rgba(60,32,120,.18))}.shot{border:1px solid var(--line);border-radius:var(--radius);background:#fff;overflow:hidden;box-shadow:0 18px 40px #17171c17}.shot img{display:block;width:100%}.shot figcaption{padding:10px 14px;font-size:.82rem;color:var(--text-3);border-top:1px solid var(--line)}.shot-wide{margin:28px 0 0}.grid{display:grid;gap:20px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));margin-top:28px}.card{border:1px solid var(--line);border-radius:var(--radius);padding:22px;background:var(--bg);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}.card:hover{transform:translateY(-3px);border-color:#d9d2f7;box-shadow:0 14px 30px #17171c14}.card:hover .icon-badge{background:var(--accent);color:#fff}.card h3{margin-bottom:6px}.card p{color:var(--text-2);font-size:.95rem;margin:0}.steps{counter-reset:step;list-style:none;padding:0;margin:28px 0 0;display:grid;gap:20px;grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}.steps li{counter-increment:step;border-top:2px solid var(--accent);padding-top:14px}.steps li:before{content:"Step " counter(step);display:block;font-size:.76rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--accent-dark);margin-bottom:6px}.steps[lang=zh-Hans] li:before{content:"第 " counter(step) " 步";text-transform:none;letter-spacing:.04em}.steps h3{font-size:1.02rem}.steps p{color:var(--text-2);font-size:.94rem;margin:0}.js .reveal{opacity:0;transform:translateY(18px);transition:opacity .55s ease,transform .55s cubic-bezier(.22,1,.36,1);will-change:opacity,transform}.js .reveal.is-visible{opacity:1;transform:none}@media (prefers-reduced-motion: reduce){.js .reveal{opacity:1;transform:none;transition:none}}.icon-sprite{position:absolute;width:0;height:0;overflow:hidden}.ico{display:block;width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}.icon-badge{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:11px;background:var(--accent-soft);color:var(--accent-dark);margin-bottom:14px;transition:background .2s ease,color .2s ease}.metrics{display:grid;gap:1px;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));background:var(--line);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;margin:0;padding:0;list-style:none}.metrics>div{background:var(--bg);padding:24px 22px}.metric-value{display:block;font-size:1.85rem;font-weight:700;letter-spacing:-.03em;line-height:1.1;background:linear-gradient(120deg,var(--accent-dark),#c86bd8);-webkit-background-clip:text;background-clip:text;color:transparent}.metric-label{display:block;margin-top:6px;font-size:.9rem;color:var(--text-2)}.figure-wide{margin:28px 0 0;border:1px solid var(--line);border-radius:var(--radius);background:linear-gradient(180deg,var(--bg-soft),var(--bg));padding:26px 22px 18px;text-align:center}.figure-wide img{display:block;width:100%;max-width:780px;margin:0 auto}.figure-wide figcaption{margin-top:14px;font-size:.88rem;color:var(--text-3)}.shot{transition:transform .25s ease,box-shadow .25s ease}.shot:hover{transform:translateY(-4px);box-shadow:0 26px 52px #17171c21}.caps{display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));margin-top:28px;padding:0;list-style:none}.caps li{display:flex;align-items:center;gap:10px;padding:12px 14px;border:1px solid var(--line);border-radius:var(--radius);font-size:.93rem;color:var(--text-2);background:var(--bg);transition:border-color .18s ease,background .18s ease,transform .18s ease}.caps li:hover{border-color:var(--accent);background:var(--accent-soft);transform:translateY(-2px)}.caps .ico{color:var(--accent-dark);flex:none}.pains{display:grid;gap:20px;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));margin-top:28px}.pain{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}.pain-problem{background:var(--bg-soft);padding:18px 20px;border-bottom:1px solid var(--line)}.pain-problem h3{margin:0 0 4px;font-size:1.02rem}.pain-problem p{margin:0;font-size:.93rem;color:var(--text-2)}.pain-answer{padding:18px 20px}.pain-answer .label{display:block;font-size:.74rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--accent-dark);margin-bottom:6px}.pain-answer p{margin:0;font-size:.95rem}.plans{display:grid;gap:20px;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));margin-top:32px;align-items:start}.plan{border:1px solid var(--line);border-radius:var(--radius);padding:26px 24px;background:var(--bg)}.plan.featured{border-color:var(--accent);box-shadow:0 12px 32px #7c4dff21}.plan-tag{font-size:.75rem;font-weight:700;letter-spacing:.07em;text-transform:uppercase;color:var(--accent-dark)}.plan-name{font-size:1.2rem;margin:8px 0 2px}.plan-price{font-size:2.3rem;font-weight:700;letter-spacing:-.03em}.plan-price-alt{color:var(--text-3);font-size:.92rem}.plan ul{list-style:none;padding:0;margin:18px 0 0;font-size:.95rem;color:var(--text-2)}.plan li{padding:6px 0 6px 22px;position:relative}.plan li:before{content:"";position:absolute;left:2px;top:14px;width:8px;height:8px;border-radius:50%;background:var(--accent)}.plan .btn{margin-top:20px;width:100%;text-align:center}.price-note{margin-top:22px;padding:16px 18px;background:var(--bg-soft);border-radius:var(--radius);font-size:.93rem;color:var(--text-2)}.price-note strong{color:var(--text)}.cta-band{position:relative;overflow:hidden;margin-top:72px;padding:52px 40px;border-radius:24px;text-align:center;color:#fff;background:linear-gradient(135deg,#5b2fd6,#8b4de0 52%,#c86bd8)}.cta-band:after{content:"";position:absolute;width:420px;height:420px;right:-140px;top:-200px;border-radius:50%;background:#ffffff1f;pointer-events:none}.cta-band>*{position:relative;z-index:1}.cta-band h2{color:#fff}.cta-band p{max-width:40rem;margin:0 auto;color:#ffffffe0;font-size:1.05rem}.cta-band .btn-row{justify-content:center;margin-top:28px}.cta-band .btn-primary{background:#fff;color:var(--accent-dark)}.cta-band .btn-primary:hover{background:#f3efff}.cta-band .btn-ghost{background:transparent;border-color:#ffffff8c;color:#fff}.cta-band .btn-ghost:hover{border-color:#fff;background:#ffffff1f;color:#fff}.cta-note{margin-top:18px;font-size:.88rem;color:#ffffffbf}.table-scroll{overflow-x:auto;margin-top:24px}table{border-collapse:collapse;width:100%;font-size:.94rem}.table-scroll table{min-width:480px}th,td{text-align:left;padding:11px 14px;border-bottom:1px solid var(--line);vertical-align:top}th{font-weight:650;background:var(--bg-soft);white-space:nowrap}.faq-item{border-bottom:1px solid var(--line);padding:20px 0}.faq-item h3{margin-bottom:6px}.faq-item p{color:var(--text-2);margin:0}.info-list{display:grid;gap:18px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));margin-top:26px;padding:0;list-style:none}.info-list .label{font-size:.78rem;font-weight:700;letter-spacing:.07em;text-transform:uppercase;color:var(--text-3);margin-bottom:4px}.info-list .value{color:var(--text)}.callout{border-left:3px solid var(--accent);background:var(--accent-soft);padding:16px 20px;border-radius:0 var(--radius) var(--radius) 0;margin-top:26px}.callout p:last-child{margin-bottom:0}.page-legal .prose{max-width:46rem;margin:0 auto}.page-legal{padding-top:32px}.lang-jump{max-width:46rem;margin:0 auto 28px;display:flex;gap:14px;font-size:.9rem}.prose h1{font-size:clamp(1.8rem,1.4rem + 1.6vw,2.3rem)}.prose h2{margin-top:1.8em;font-size:1.3rem}.prose h3{margin-top:1.4em}.prose ul,.prose ol{padding-left:1.3em;color:var(--text-2)}.prose li{margin-bottom:.4em}.prose table{margin:1.2em 0;display:block;overflow-x:auto}.prose hr{border:0;border-top:1px solid var(--line);margin:3em 0}.prose blockquote{margin:1.2em 0;padding-left:1em;border-left:3px solid var(--line);color:var(--text-2)}.site-footer{border-top:1px solid var(--line);background:var(--bg-soft);padding:44px 0 32px;font-size:.9rem;color:var(--text-2)}.site-footer .wrap{display:grid;gap:32px;grid-template-columns:minmax(0,1.4fr) minmax(0,1fr) minmax(0,1fr)}.footer-legal-name{font-weight:650;color:var(--text);margin-bottom:6px}.footer-company p{margin:0 0 8px}.footer-registration,.small-print{color:var(--text-3);font-size:.85rem}.footer-col h4{font-size:.78rem;letter-spacing:.07em;text-transform:uppercase;color:var(--text-3);margin-bottom:10px}.footer-col ul{list-style:none;padding:0;margin:0}.footer-col li{margin-bottom:7px}.footer-col a{color:var(--text-2)}.footer-payments-list{display:flex;gap:10px;flex-wrap:wrap;list-style:none;padding:0;margin:0 0 10px;align-items:center}.footer-payments-list img{height:24px;width:auto}.footer-currency{color:var(--text-3);font-size:.85rem}.footer-bottom{grid-column:1 / -1;border-top:1px solid var(--line);margin-top:32px;padding-top:18px;color:var(--text-3);font-size:.85rem}@media (max-width: 860px){.hero .wrap{grid-template-columns:1fr;padding-bottom:44px}.site-footer .wrap{grid-template-columns:1fr 1fr}.site-header .wrap{padding-top:10px;padding-bottom:10px}}@media (max-width: 560px){.site-footer .wrap{grid-template-columns:1fr}.site-nav{gap:14px;font-size:.92rem}}