:root{
  --ink:#0A1120;--ink2:#111C30;--ink3:#1A2740;
  --paper:#F6F8FB;--card:#FFFFFF;--line:#E3E9F2;
  --txt:#12202F;--txt2:#4A5A6E;--txt3:#7A8A9E;
  --brand:#2F6BFF;--brand2:#1B4FE0;--accent:#00B39B;--accent2:#00C2A8;
  --danger:#E5484D;--warn:#E8990C;--ok:#12A150;
  --r:14px;--sh:0 2px 10px rgba(16,32,56,.07),0 12px 32px rgba(16,32,56,.05);
  --max:1120px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--txt);line-height:1.75;
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  -webkit-font-smoothing:antialiased}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}
.narrow{max-width:880px;margin:0 auto;padding:0 20px}

/* header */
header.site{position:sticky;top:0;z-index:60;background:rgba(10,17,32,.94);
  backdrop-filter:blur(10px);border-bottom:1px solid rgba(255,255,255,.08)}
header.site .wrap{display:flex;align-items:center;gap:22px;height:60px}
header.site .logo{color:#fff;font-weight:800;font-size:16px;letter-spacing:.3px;display:flex;align-items:center;gap:9px}
header.site .logo:hover{text-decoration:none}
header.site nav{display:flex;gap:20px;margin-left:auto;font-size:14px}
header.site nav a{color:#B9C6DB}
header.site nav a:hover{color:#fff;text-decoration:none}
@media(max-width:860px){header.site nav{display:none}}

/* hero */
.hero{background:
  radial-gradient(900px 420px at 12% -10%,rgba(47,107,255,.30),transparent 60%),
  radial-gradient(760px 380px at 88% 0%,rgba(0,194,168,.18),transparent 62%),
  linear-gradient(180deg,#0A1120 0%,#0D1729 74%,#0F1B2F 100%);
  color:#fff;padding:64px 0 56px;position:relative;overflow:hidden}
.hero:after{content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px);
  background-size:56px 56px;pointer-events:none}
.hero .wrap{position:relative;z-index:2}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;letter-spacing:1.1px;
  color:#8FE9DA;background:rgba(0,194,168,.12);border:1px solid rgba(0,194,168,.32);
  padding:5px 13px;border-radius:100px;font-weight:600}
.hero h1{font-size:36px;line-height:1.32;margin:18px 0 14px;font-weight:800;letter-spacing:-.4px}
.hero h1 em{font-style:normal;background:linear-gradient(92deg,#7FE9D9,#5B9BFF);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.sub{font-size:16px;color:#B7C5DA;max-width:780px;margin:0 0 24px}
.hero p.sub b{color:#fff;font-weight:600}
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 24px;border-radius:10px;
  font-size:15px;font-weight:700;border:1px solid transparent;cursor:pointer;transition:.16s}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn-p{background:var(--brand);color:#fff;box-shadow:0 8px 22px rgba(47,107,255,.32)}
.btn-p:hover{background:var(--brand2)}
.btn-g{background:rgba(255,255,255,.07);color:#fff;border-color:rgba(255,255,255,.24)}
.btn-g:hover{background:rgba(255,255,255,.14)}
.btn-o{background:#fff;color:var(--brand);border-color:var(--line)}
.btn-o:hover{border-color:#C9D5E6}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap}
.hero-facts{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:rgba(255,255,255,.1);
  border:1px solid rgba(255,255,255,.1);border-radius:12px;overflow:hidden;margin-top:34px}
@media(max-width:760px){.hero-facts{grid-template-columns:repeat(2,1fr)}}
.hero-facts div{background:rgba(255,255,255,.04);padding:14px 16px}
.hero-facts b{display:block;font-size:19px;font-weight:800;letter-spacing:-.3px}
.hero-facts span{font-size:12px;color:#93A6C0}

/* sections */
section{padding:56px 0}
section.alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec-h{font-size:26px;font-weight:800;margin:0 0 10px;letter-spacing:-.3px}
.sec-d{color:var(--txt2);font-size:15px;margin:0 0 30px;max-width:820px}

/* steps */
.steps{display:grid;gap:0;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;background:#fff}
.step{display:grid;grid-template-columns:64px 200px 1fr;gap:18px;padding:20px 22px;
  border-bottom:1px solid var(--line);align-items:start}
.step:last-child{border-bottom:none}
@media(max-width:820px){.step{grid-template-columns:48px 1fr;gap:12px}.step .who{grid-column:2}}
.step .n{font-size:22px;font-weight:800;color:var(--brand);opacity:.85;
  font-variant-numeric:tabular-nums;letter-spacing:-.5px}
.step .who{font-size:13px;font-weight:700;color:var(--txt3);letter-spacing:.3px;padding-top:3px}
.step .what b{display:block;font-size:15.5px;font-weight:800;margin-bottom:4px}
.step .what p{margin:0;font-size:14px;color:var(--txt2);line-height:1.7}
.step .what .tag{display:inline-block;font-size:11.5px;padding:1px 8px;border-radius:100px;
  background:rgba(47,107,255,.08);color:var(--brand2);font-weight:700;margin-left:7px;vertical-align:2px}
.step .what .tag.you{background:rgba(232,153,12,.12);color:#9A6300}
.step .what .tag.me{background:rgba(0,179,155,.10);color:#00705F}

/* cards */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
@media(max-width:900px){.cards{grid-template-columns:1fr}}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:22px;transition:.16s;
  display:flex;flex-direction:column}
.card:hover{box-shadow:var(--sh);transform:translateY(-2px);border-color:#CFDCEA}
.card h3{font-size:16px;margin:0 0 8px;font-weight:800}
.card p{margin:0 0 14px;font-size:14px;color:var(--txt2);flex:1}
.card .go{font-size:14px;font-weight:700;color:var(--brand)}
.card .ico{width:34px;height:34px;border-radius:9px;display:flex;align-items:center;justify-content:center;
  background:rgba(47,107,255,.08);margin-bottom:12px;font-size:17px}

/* facts table */
.facts{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--line);
  border-radius:var(--r);overflow:hidden;font-size:14px}
.facts th,.facts td{padding:13px 16px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
.facts th{background:#F2F6FC;font-weight:700;font-size:13px;color:#31465F;white-space:nowrap;width:180px}
.facts tr:last-child td,.facts tr:last-child th{border-bottom:none}
.facts td b{font-weight:700}
.facts .ok{color:var(--ok);font-weight:700}
.facts .no{color:var(--danger);font-weight:700}

/* faq */
.faq{background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.faq details{border-bottom:1px solid var(--line)}
.faq details:last-child{border-bottom:none}
.faq summary{padding:16px 20px;font-size:15px;font-weight:700;cursor:pointer;list-style:none;
  display:flex;align-items:center;gap:10px}
.faq summary::-webkit-details-marker{display:none}
.faq summary:before{content:"+";color:var(--brand);font-weight:800;font-size:17px;flex:none}
.faq details[open] summary:before{content:"−"}
.faq .a{padding:0 20px 18px 46px;font-size:14px;color:var(--txt2);line-height:1.8}
.faq .a b{color:var(--txt);font-weight:700}
.faq .a ul{padding-left:18px;margin:8px 0}

/* notice */
.notice{background:#FFFBF0;border:1px solid #F5E0B0;border-left:4px solid var(--warn);
  border-radius:10px;padding:15px 18px;font-size:14px;color:#6B4E00;line-height:1.75;margin:22px 0}
.notice b{color:#4A3600}
.honest{background:#F2F7FF;border:1px solid #D6E4FF;border-left:4px solid var(--brand);
  border-radius:10px;padding:15px 18px;font-size:14px;color:#1A3358;line-height:1.75;margin:22px 0}

/* footer */
footer.site{background:var(--ink);color:#8FA3BF;padding:40px 0 34px;font-size:13px;line-height:1.9}
footer.site b{color:#fff;display:block;font-size:14px;margin-bottom:6px}
footer.site a{color:#B9C6DB}
footer.site .row{display:flex;justify-content:space-between;gap:26px;flex-wrap:wrap}
footer.site .mt{margin-top:22px;padding-top:18px;border-top:1px solid rgba(255,255,255,.1);
  font-size:12px;color:#6B7C93}
@media print{header.site,footer.site,.hero-cta,.no-print{display:none}}