:root{--navy:#071a31;--blue:#0d3158;--gold:#f5c34d;--green:#09bd63;--ink:#142235;--muted:#607086;--line:#e3eaf1;--soft:#f5f8fb}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:#eaf0f5;color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang TC","Microsoft JhengHei",Arial,sans-serif}
.page-shell{width:min(100%,480px);margin:auto;background:#fff;min-height:100vh;box-shadow:0 0 50px rgba(7,26,49,.14)}
.hero{position:relative;overflow:hidden;padding:34px 20px 30px;text-align:center;color:#fff;background:radial-gradient(circle at 80% 10%,rgba(38,123,201,.5),transparent 35%),linear-gradient(145deg,var(--navy),var(--blue))}
.hero:before{content:"";position:absolute;inset:0;background:linear-gradient(115deg,transparent 45%,rgba(255,255,255,.05) 46%,transparent 47%);background-size:38px 38px;pointer-events:none}.hero>*{position:relative}
.eyebrow,.section-label{display:inline-block;color:#a9d2f6;font-size:12px;font-weight:800;letter-spacing:.08em}
h1{margin:14px 0 13px;font-size:34px;line-height:1.22;letter-spacing:-.03em}
h1 em{color:var(--gold);font-style:normal}
.hero-title{display:grid;gap:5px}.hero-title span{color:#ffe052;font-size:37px;text-shadow:0 3px 0 #17314e,0 0 20px rgba(255,224,82,.35)}.hero-title strong{color:#fff;font-size:31px}
.price-banner{display:flex;align-items:center;justify-content:center;gap:15px;margin:18px auto;padding:13px 16px;max-width:380px;border:1px solid rgba(255,255,255,.18);border-radius:18px;background:rgba(255,255,255,.08);box-shadow:inset 0 1px 0 rgba(255,255,255,.1)}.price-banner div{display:grid}.price-banner small{color:#bcd3e7;font-weight:800}.price-banner b{color:#fff;font-size:44px;line-height:1}.price-banner i{color:#ffe052;font-size:30px;font-style:normal}.price-banner .target-price b{color:#ff493d;text-shadow:0 0 18px rgba(255,73,61,.35)}
.hero-copy{margin:0 auto 20px;max-width:390px;color:#dceafa;font-size:16px;line-height:1.7}
.campaign-photo{display:block;width:100%;height:auto;border-radius:22px;border:2px solid rgba(255,214,74,.7);box-shadow:0 20px 48px rgba(0,0,0,.32),0 0 0 6px rgba(255,255,255,.05)}
.hero-name{display:flex;align-items:baseline;justify-content:center;gap:8px;margin:14px 0 17px}
.hero-name strong{font-size:20px}.hero-name span{color:#bdd3e9;font-size:13px}
.cta{display:block;width:100%;padding:16px 18px;border-radius:999px;background:linear-gradient(180deg,#12d56d,var(--green));color:#fff;text-align:center;text-decoration:none;font-size:18px;font-weight:900;box-shadow:0 12px 26px rgba(9,189,99,.28);transition:.2s}
.cta:hover{transform:translateY(-2px)}
.cta-note{margin:10px 0 0;color:#c9d9e9;font-size:13px}
.trust-row{display:flex;justify-content:center;gap:12px;flex-wrap:wrap;margin-top:15px;color:#cce3f6;font-size:12px;font-weight:700}
.section{padding:38px 20px}
.section>.section-label,.expert-card .section-label{color:#3274ae}
h2{margin:8px 0 20px;font-size:27px;line-height:1.3}
.section-intro{margin:-7px 0 22px;color:var(--muted);font-size:16px;line-height:1.75}
.signal-grid{display:grid;gap:12px}
.signal-grid article{position:relative;padding:18px 16px 17px 58px;border:1px solid var(--line);border-radius:16px;background:var(--soft)}
.signal-grid b{position:absolute;left:16px;top:19px;color:#3274ae;font-size:15px}
.signal-grid h3{margin:0 0 5px;font-size:18px}
.signal-grid p{margin:0;color:var(--muted);font-size:15px;line-height:1.65}
.scenario{padding:38px 20px;color:#fff;background:linear-gradient(145deg,#102e50,#071a31)}
.scenario .section-label{color:#ffd66d}.scenario h2{margin-bottom:12px}.scenario>p{margin:0 0 20px;color:#d8e5f1;line-height:1.75}
.scenario-track{display:grid;grid-template-columns:1fr auto 1fr;gap:10px;align-items:center;margin:18px 0;padding:14px;border:1px solid rgba(255,255,255,.12);border-radius:18px;background:rgba(255,255,255,.06)}
.scenario-track div{display:flex;flex-direction:column;gap:4px}.scenario-track strong{font-size:20px}.scenario-track span,.scenario small{color:#bcd0e3;font-size:12px}.scenario-track i{color:var(--gold);font-size:24px;font-style:normal}.scenario-highlight strong{color:#ffdf6d;font-size:28px!important}
.logic-section{background:#f7faff}.logic-list{display:grid;gap:12px}.logic-list article{display:grid;grid-template-columns:54px 1fr;gap:13px;padding:17px;border:1px solid var(--line);border-radius:18px;background:#fff}.logic-list article>span{display:flex;align-items:center;justify-content:center;width:54px;height:54px;border-radius:16px;background:var(--navy);color:var(--gold);font-weight:900}.logic-list h3{margin:2px 0 5px;font-size:18px}.logic-list p{margin:0;color:var(--muted);font-size:15px;line-height:1.6}
.content-visual{position:relative;overflow:hidden;margin:0 0 20px;border-radius:20px;background:var(--navy);box-shadow:0 16px 34px rgba(7,26,49,.17)}.content-visual img{display:block;width:100%;aspect-ratio:16/9;object-fit:cover}.content-visual figcaption{position:absolute;left:0;right:0;bottom:0;padding:42px 16px 15px;color:#fff;text-align:left;background:linear-gradient(transparent,rgba(4,16,31,.92))}.content-visual b,.content-visual span{display:block}.content-visual b{font-size:18px}.content-visual span{margin-top:4px;color:#d5e5f3;font-size:13px;line-height:1.45}
.checklist-section{background:linear-gradient(180deg,#fff,#f8fbff)}.check-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:18px}.check-grid div{padding:16px 13px;border-radius:15px;background:#fff;border:1px solid var(--line);box-shadow:0 8px 20px rgba(7,26,49,.05)}.check-grid b{display:block;margin-bottom:6px;color:#3274ae}.check-grid span{font-size:14px;font-weight:800;line-height:1.45}.cta-dark{background:linear-gradient(180deg,#174a78,#0b2948);box-shadow:0 12px 26px rgba(7,26,49,.22)}
.expert-section{padding-top:0}
.expert-card{overflow:hidden;border:1px solid var(--line);border-radius:20px;background:#fff;box-shadow:0 14px 32px rgba(14,42,70,.08)}
.expert-card img{display:block;width:100%;height:300px;object-fit:cover;object-position:center 18%}
.expert-card>div{padding:21px 18px 22px}
.expert-card h2{margin:7px 0 10px}.expert-card small{color:#5f7186;font-size:16px}
.expert-card p{margin:0;color:var(--muted);font-size:15px;line-height:1.75}
.case-section{background:linear-gradient(180deg,#fff8df,#fff)}.case-lead{margin:-7px 0 20px;color:#685e47;font-size:16px;line-height:1.75}.case-chart{display:grid;grid-template-columns:1fr auto 1fr;gap:10px;align-items:center;padding:16px;border:1px solid #f0d78e;border-radius:20px;background:#fff;box-shadow:0 14px 30px rgba(126,91,8,.1)}.case-chart div{display:grid;gap:2px}.case-chart span{color:#7f7153;font-size:12px;font-weight:800}.case-chart strong{color:#12385d;font-size:42px;line-height:1}.case-chart small{color:#7a8793;font-size:11px}.case-chart i{padding:7px;border-radius:999px;background:#eaf8ef;color:#08a953;font-size:12px;font-style:normal;font-weight:900}.case-chart .case-exit strong{color:#e63c31}.case-source{margin:11px 0 0;color:#867a65;font-size:11px;line-height:1.55}
.quote-section{display:grid;grid-template-columns:110px 1fr;gap:16px;align-items:center;padding:28px 20px;color:#fff;background:linear-gradient(145deg,#0b2948,#071a31)}.quote-section img{width:110px;height:145px;object-fit:cover;object-position:center 15%;border-radius:18px;border:2px solid rgba(255,215,88,.65)}.quote-section span{color:#ffd95d;font-size:12px;font-weight:900}.quote-section blockquote{margin:8px 0;color:#fff;font-size:19px;font-weight:850;line-height:1.55}.quote-section p{margin:0;color:#bcd0e2;font-size:13px;line-height:1.5}
.audience-section{padding-top:0}.audience-section ul{list-style:none;margin:0;padding:0;display:grid;gap:10px}.audience-section li{position:relative;padding:14px 14px 14px 45px;border-radius:14px;background:#f4f9ff;border:1px solid #dceafa;line-height:1.55}.audience-section li:before{content:"✓";position:absolute;left:15px;top:13px;width:22px;height:22px;border-radius:50%;background:#0abf65;color:#fff;text-align:center;font-weight:900}
.faq-section{background:#f7f9fb}.faq-section details{margin-bottom:10px;border:1px solid var(--line);border-radius:14px;background:#fff;padding:14px 15px}.faq-section summary{cursor:pointer;font-weight:850}.faq-section p{margin:10px 0 0;color:var(--muted);font-size:15px;line-height:1.65}
.final-cta{position:relative;overflow:hidden;padding:38px 20px;text-align:center;color:#fff;background:radial-gradient(circle at 50% -30%,#2569a5,transparent 55%),var(--navy)}
.final-cta h2{margin:0 0 7px}.final-cta p{margin:0 0 18px;color:#c7d8e9}
footer{padding:20px 20px 92px;background:#eef2f5;color:#718092;font-size:12px;line-height:1.65;text-align:center}
footer p{margin:0}
.sticky-cta{position:fixed;z-index:20;left:50%;bottom:10px;width:min(calc(100% - 18px),460px);transform:translateX(-50%);padding:8px;border-radius:18px;background:rgba(7,26,49,.94);box-shadow:0 14px 38px rgba(0,0,0,.3);backdrop-filter:blur(10px)}.sticky-cta a{display:flex;align-items:center;justify-content:space-between;color:#fff;text-decoration:none}.sticky-cta span{padding-left:10px;font-size:13px}.sticky-cta b{padding:12px 15px;border-radius:12px;background:var(--green);font-size:14px}
@media(min-width:760px){.page-shell{width:min(100%,860px)}.hero{padding:48px 70px 42px}.campaign-photo{max-width:650px;margin-inline:auto}.section,.scenario{padding:48px 70px}.signal-grid{grid-template-columns:1fr 1fr}.logic-list{grid-template-columns:repeat(3,1fr)}.logic-list article{grid-template-columns:1fr}.expert-card{display:grid;grid-template-columns:44% 56%;align-items:stretch}.expert-card img{height:100%;min-height:330px}.expert-card>div{display:flex;flex-direction:column;justify-content:center;padding:30px}.quote-section{grid-template-columns:160px 1fr;padding:42px 70px}.quote-section img{width:160px;height:200px}.quote-section blockquote{font-size:25px}.final-cta{padding:42px 70px}.sticky-cta{width:520px}}