.saiwei-page {--blue-950:#0B0D10;--blue-900:#0D0D0D;--blue-850:#0D0D0D;--blue-800:#272727;--blue-700:#C7FF2E;--blue-600:#D7FF66;--blue-300:#C7FF2E;--blue-100:#F2FFDE; --cream:#FFFFFF;--cream-2:#F4F6F8;--cream-3:#E5E7EB; --silver-50:#FFFFFF;--silver-100:#F4F6F8;--silver-200:#E5E7EB;--silver-300:#DBDBDB;--silver-400:#9F9F9F;--silver-500:#505050;--silver-600:#555555;--silver-700:#424242; --ink:#0D0D0D;--muted:#505050;--line:rgba(17,24,39,.10);--line-soft:rgba(17,24,39,.065); --shadow:0 24px 70px rgba(17,24,39,.08);--shadow-sm:0 12px 34px rgba(17,24,39,.055); --content:min(calc(100% - 36px),1350px); width:100%;overflow:hidden;background:var(--cream);color:var(--ink); font-family:"Outfit",Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;line-height:1.62;-webkit-font-smoothing:antialiased}

.saiwei-page button {font:inherit}

.saiwei-page .kicker::before {content:"";width:30px;height:2px;border-radius:999px;background:#C7FF2E}

.saiwei-page .display {margin:0;font-size:clamp(2.4rem,6.4vw,5rem);line-height:.9;letter-spacing:-.062em;font-weight:950}

.saiwei-page .section-title {margin:0;font-size:clamp(2.1rem,3.9vw,3.3rem);line-height:.96;letter-spacing:-.048em;font-weight:930}

.saiwei-page .btn {min-height:50px;display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:13px 21px;border:1px solid transparent;border-radius:999px;font-size:.76rem;font-weight:900;letter-spacing:.085em;text-transform:uppercase;transition:.2s ease;cursor:pointer}

.saiwei-page .btn-outline {border-color:var(--silver-300);background:rgba(255,255,255,.42);color:var(--blue-900)}

.saiwei-page .btn-cream {background:var(--cream);color:var(--blue-900);border-color:rgba(255,255,255,.36)}

.saiwei-page .text-link {display:inline-flex;align-items:center;gap:8px;margin-top:16px;color:#2563EB;font-size:.75rem;font-weight:900;letter-spacing:.035em;text-transform:uppercase}

.saiwei-page .text-link::after {content:"→"}

.saiwei-page .policy-pill {display:inline-flex;padding:7px 10px;border-radius:999px;background:var(--cream-3);color:var(--silver-700);font-size:.6rem;font-weight:900;letter-spacing:.08em;text-transform:uppercase}

.saiwei-page .breadcrumb {width:var(--content);margin:auto;min-height:48px;display:flex;align-items:center;gap:9px;font-size:.72rem;color:var(--muted)}

.saiwei-page .breadcrumb a:hover {color:#2563EB}

/* ---------- Hero ---------- */

.saiwei-page .hero {padding:50px 0 76px;background:radial-gradient(circle at 83% 10%,rgba(199,255,46,.1360),transparent 28%),linear-gradient(180deg,var(--cream),var(--cream-2))}

.saiwei-page .hero-grid {width:var(--content);margin:auto;display:grid;grid-template-columns:minmax(0,1.03fr) minmax(430px,.97fr);gap:48px;align-items:center}

.saiwei-page .hero-copy {padding:50px 0}

.saiwei-page .hero h1 {color:var(--blue-950)}

.saiwei-page .hero-lead {max-width:760px;margin:28px 0 0;color:#555555;font-size:clamp(1.05rem,1.5vw,1.22rem);line-height:1.7}

.saiwei-page .hero-lead strong {color:var(--blue-950)}

.saiwei-page .hero-actions {display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}

.saiwei-page .hero-meta span {padding:8px 11px;border-radius:999px;background:rgba(255,255,255,.66);border:1px solid var(--line);color:#555555;font-size:.67rem;font-weight:800;letter-spacing:.02em}

/* ---------- Policy board ---------- */

.saiwei-page .policy-board-head {display:flex;justify-content:space-between;gap:16px;align-items:center;padding-bottom:20px;border-bottom:1px solid var(--line)}

.saiwei-page .core-rule {margin-top:22px;padding:24px;border-radius:24px;background:var(--blue-900);color:#fff}

.saiwei-page .core-rule span {display:block;font-size:.6rem;font-weight:900;letter-spacing:.09em;text-transform:uppercase;color:var(--blue-300)}

.saiwei-page .core-rule p {margin:10px 0 0;font-size:1.16rem;line-height:1.42;font-weight:750}

.saiwei-page .core-rule p strong {color:var(--blue-300)}

.saiwei-page .policy-status {display:grid;gap:9px;margin-top:14px}

.saiwei-page .policy-line {display:grid;grid-template-columns:1fr auto;gap:14px;align-items:center;padding:12px 13px;border:1px solid var(--line);border-radius:14px;background:rgba(255,255,255,.76)}

.saiwei-page .policy-line strong {color:var(--blue-950);font-size:.74rem}

.saiwei-page .policy-line span {color:var(--silver-600);font-size:.66rem;font-weight:750;text-align:right}

.saiwei-page .policy-board-note {margin-top:18px;padding:16px 17px;border-radius:18px;background:var(--blue-900);color:rgba(255,255,255,.82);font-size:.79rem}

.saiwei-page .policy-board-note b {color:var(--blue-300)}

/* ---------- Legal body (TOC + numbered sections) ---------- */

.saiwei-page .legal-wrap {padding:92px 0;background:var(--cream-2)}

.saiwei-page .legal-layout {display:grid;grid-template-columns:290px 1fr;gap:34px;align-items:start}

.saiwei-page .legal-content {display:grid;gap:16px}

.saiwei-page .section-head {display:flex;justify-content:space-between;gap:16px;align-items:flex-start}

.saiwei-page .toc-list .toc-plain {margin-top:6px;padding-top:12px;border-top:1px solid var(--line)}

.saiwei-page .legal-section ul li {position:relative}

.saiwei-page .legal-section ul li::before {content:"";position:absolute;left:-14px;top:.62em;width:7px;height:7px;border-radius:50%;background:var(--silver-400)}

.saiwei-page .legal-section ol {margin:12px 0 0;padding-left:24px;color:#636363;font-size:1rem;list-style:decimal}

.saiwei-page .legal-section ol li + li {margin-top:5px}

/* ---------- Contact cards ---------- */

.saiwei-page .contact-grid {display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:16px}

.saiwei-page .contact-card {padding:14px 15px;border:1px solid var(--line);border-radius:16px;background:var(--cream-2);color:#555555;font-size:.8rem;word-break:break-word}

.saiwei-page .contact-card strong {display:block;margin-bottom:5px;color:var(--blue-950);font-size:.64rem;font-weight:900;letter-spacing:.07em;text-transform:uppercase}

/* ---------- Steps ---------- */

.saiwei-page .steps {display:grid;gap:10px;margin-top:18px}

.saiwei-page .step {display:grid;grid-template-columns:34px 1fr;gap:12px;align-items:start;padding:13px 0;border-bottom:1px solid var(--line-soft)}

.saiwei-page .step:last-child {border-bottom:0}

.saiwei-page .step span {display:grid;place-items:center;width:30px;height:30px;border-radius:10px;background:var(--blue-100);color:#0B0D10;font-size:.62rem;font-weight:950}

.saiwei-page .step p {margin:2px 0 0;color:#555555;font-size:.9rem}

/* ---------- FAQ ---------- */

.saiwei-page .faq {padding:92px 0;background:var(--cream)}

.saiwei-page .faq-side {position:sticky;top:24px}

.saiwei-page .faq-side .section-copy {margin-top:16px}

.saiwei-page .faq-list {display:grid;gap:12px}

.saiwei-page details {border:1px solid var(--line);border-radius:20px;background:#fff;box-shadow:0 8px 25px rgba(17,24,39,.04);overflow:hidden}

.saiwei-page summary {position:relative;list-style:none;cursor:pointer;padding:20px 54px 20px 20px;color:var(--blue-950);font-weight:850}

.saiwei-page summary::-webkit-details-marker {display:none}

.saiwei-page summary::after {content:"+";position:absolute;right:20px;top:50%;transform:translateY(-50%);width:26px;height:26px;display:grid;place-items:center;border-radius:50%;background:var(--silver-100);color:#0B0D10;font-size:1.1rem}

.saiwei-page details[open] summary::after {content:"–"}

.saiwei-page .faq-answer {padding:0 20px 20px;color:#636363;font-size:.88rem}

/* ---------- Final CTA ---------- */

.saiwei-page .final {padding:38px 0 90px;background:var(--cream)}

.saiwei-page .final-panel {position:relative;padding:54px;border-radius:32px;background:linear-gradient(140deg,#0B0D10,#272727);color:#fff;overflow:hidden;box-shadow:var(--shadow)}

.saiwei-page .final-panel::before {content:"";position:absolute;width:380px;height:380px;border-radius:50%;right:-125px;top:-165px;background:rgba(255,255,255,.07)}

.saiwei-page .final h2 {margin:0;max-width:760px;font-size:clamp(2.4rem,4.5vw,3.3rem);line-height:.96;letter-spacing:-.05em}

.saiwei-page .final p {margin:18px 0 0;max-width:760px;color:rgba(255,255,255,.72)}

.saiwei-page .final-actions {display:flex;flex-wrap:wrap;gap:10px;justify-content:flex-end}

/* ---------- Responsive ---------- */

@media (max-width:1100px) { .saiwei-page .hero-grid,.saiwei-page .legal-layout,.saiwei-page .faq-layout {grid-template-columns:1fr} }

@media (max-width:1100px) { .saiwei-page .faq-side {position:static} }

@media (max-width:1100px) { .saiwei-page .final-actions {justify-content:flex-start} }

@media (max-width:780px) { .saiwei-page {--content:min(calc(100% - 26px),1350px)} }

@media (max-width:780px) { .saiwei-page .display {font-size:clamp(2.4rem,12vw,5rem)} }

@media (max-width:780px) { .saiwei-page .hero {padding:26px 0 58px} }

@media (max-width:780px) { .saiwei-page .hero-copy {padding:36px 0 8px} }

@media (max-width:780px) { .saiwei-page .legal-wrap {padding:58px 0} }

@media (max-width:780px) { .saiwei-page .faq {padding:58px 0} }

@media (max-width:780px) { .saiwei-page .final-panel {padding:34px 24px} }

@media (max-width:780px) { .saiwei-page .contact-grid {grid-template-columns:1fr} }

@media (max-width:520px) { .saiwei-page .hero-actions,.saiwei-page .final-actions {display:grid} }

@media (max-width:520px) { .saiwei-page .btn {width:100%} }

@media (max-width:520px) { .saiwei-page .core-rule p {font-size:1.05rem} }

@media (max-width:520px) { .saiwei-page .policy-line {grid-template-columns:1fr} }

@media (max-width:520px) { .saiwei-page .policy-line span {text-align:left} }

@media (prefers-reduced-motion:reduce) { .saiwei-page * {scroll-behavior:auto!important;transition:none!important} }