:root{--paper:#f7f3ea;--paper-soft:#fdfbf5;--card:#fffdf8;--ink:#1d2433;--muted:#6a6e7a;--navy:#1b2a4a;--navy-deep:#101d38;--gold:#b9962f;--gold-soft:#d9c07a;--line:#e5ddc8;--green:#1e7a46;--red:#b3372f;--amber:#a66a00;--blue:#2b5ea7;--serif:"Noto Serif SC", "Source Han Serif SC", "Songti SC", "SimSun", serif;--sans:"PingFang SC", "Microsoft YaHei", system-ui, sans-serif}*{box-sizing:border-box}body{background:var(--paper);color:var(--ink);font-family:var(--sans);margin:0;font-size:15px;line-height:1.65}h1,h2,h3,.plan-price{font-family:var(--serif)}.page{min-height:100vh;padding-bottom:132px}.page.clean{padding-bottom:0}.nav{background:var(--paper-soft);border-bottom:1px solid var(--line)}.nav-inner{align-items:center;gap:32px;max-width:1180px;margin:0 auto;padding:14px 24px;display:flex}.brand{font-family:var(--serif);color:var(--navy);letter-spacing:2px;font-size:20px;font-weight:700}.nav-links{flex:1;gap:24px;display:flex}.nav-links a{color:var(--ink);font-size:14px;text-decoration:none}.nav-links a:hover{color:var(--navy)}.nav-links a.active{color:var(--navy);border-bottom:2px solid var(--gold);padding-bottom:2px;font-weight:600}.btn{font-family:var(--sans);cursor:pointer;border:1px solid var(--navy);border-radius:8px;padding:10px 22px;font-size:14px;transition:opacity .15s}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--navy);color:#fff}.btn-primary:hover:not(:disabled){background:var(--navy-deep)}.btn-outline{color:var(--navy);background:0 0}.btn-outline:hover:not(:disabled){background:#1b2a4a0f}.btn-small{padding:6px 14px;font-size:13px}.hero{text-align:center;padding:64px 24px 40px}.hero-title{color:var(--navy);letter-spacing:4px;margin:0 0 16px;font-size:40px;font-weight:700}.hero-sub{color:var(--muted);margin:0;font-size:16px}.founder-banner{text-align:center;max-width:1180px;color:var(--gold);border:1px solid var(--gold-soft);background:#b9962f12;border-radius:8px;margin:0 auto 24px;padding:10px 20px;font-size:14px}.plans-grid{grid-template-columns:repeat(auto-fit,minmax(206px,1fr));align-items:stretch;gap:18px;max-width:1180px;margin:0 auto;padding:0 24px;display:grid}.plan-card{background:var(--card);border:1px solid var(--line);border-radius:10px;flex-direction:column;padding:28px 22px 24px;display:flex;position:relative;box-shadow:0 1px 3px #101d380d}.plan-card.recommended{border:2px solid var(--gold);z-index:1;transform:translateY(-8px);box-shadow:0 10px 30px #101d381f}.ribbon{background:var(--gold);color:#fff;letter-spacing:1px;white-space:nowrap;border-radius:999px;padding:3px 14px;font-size:12px;position:absolute;top:-13px;left:50%;transform:translate(-50%)}.founder-badge{color:var(--gold);border:1px solid var(--gold-soft);border-radius:4px;padding:1px 6px;font-size:11px;position:absolute;top:10px;right:10px}.plan-name{color:var(--navy);margin:0 0 4px;font-size:20px}.plan-duration{color:var(--muted);margin:0 0 14px;font-size:13px}.plan-price{color:var(--ink);margin:0 0 18px}.plan-price .currency{color:var(--gold);margin-right:2px;font-size:18px}.plan-price .amount{font-size:38px;font-weight:700}.plan-price .suffix{color:var(--muted);margin-left:4px;font-size:13px}.price-original{color:var(--muted);margin-left:8px;font-size:14px}.plan-features{border-top:1px solid var(--line);flex:1;margin:0 0 22px;padding:14px 0 0;list-style:none}.plan-features li{color:var(--ink);padding:4px 0 4px 22px;font-size:13px;position:relative}.plan-features li:before{content:"✓";color:var(--gold);font-weight:700;position:absolute;left:0}.plan-cta{width:100%}.trial-banner{border:1px dashed var(--gold);background:#b9962f0f;border-radius:10px;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:18px;max-width:1180px;margin:22px auto 0;padding:14px 24px;display:flex}.trial-main{flex-wrap:wrap;align-items:center;gap:12px;display:flex}.trial-badge{background:var(--gold);color:#fff;letter-spacing:1px;border-radius:4px;padding:2px 8px;font-size:12px}.trial-title{font-family:var(--serif);color:var(--navy);font-weight:700}.trial-points{color:var(--muted);font-size:13px}.trial-side{align-items:center;gap:14px;display:flex}.trial-price .currency{color:var(--gold);font-size:15px}.trial-price .amount{font-family:var(--serif);font-size:26px;font-weight:700}.redeem-strip{background:var(--card);border:1px solid var(--line);border-radius:10px;flex-wrap:wrap;align-items:center;gap:14px;max-width:1180px;margin:36px auto 0;padding:18px 24px;display:flex}.redeem-label{font-family:var(--serif);color:var(--navy);font-size:16px;font-weight:600}.redeem-input{border:1px solid var(--line);background:var(--paper-soft);border-radius:8px;flex:1;min-width:200px;padding:10px 14px;font-size:14px}.redeem-input:focus{outline:2px solid var(--gold-soft);outline-offset:0}.redeem-error{color:var(--red);flex-basis:100%;margin:4px 0 0;font-size:13px}.redeem-success{border-color:var(--green)}.redeem-result-title{color:var(--green);margin:0;font-weight:600}.redeem-result-sub{color:var(--muted);margin:2px 0 0;font-size:13px}.redeem-strip>div{flex:1}.pay-note{text-align:center;color:var(--muted);margin:28px 24px 0;font-size:13px}.mechanisms{grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:14px;max-width:1180px;margin:36px auto 0;padding:0 24px;display:grid}.mechanism-item{border-top:2px solid var(--gold-soft);padding:12px 6px 0}.mechanism-item h4{color:var(--navy);margin:0 0 6px;font-size:14px}.mechanism-item p{color:var(--muted);margin:0;font-size:13px}.footer{background:var(--navy-deep);color:#ffffffd1;margin-top:72px}.footer-inner{text-align:center;max-width:1180px;margin:0 auto;padding:36px 24px}.terms p{color:#fff9;margin:0 0 6px;font-size:12px}.independence{color:#ffffff8c;margin:18px 0 4px;font-size:12px}.brandline{letter-spacing:1px;margin:0;font-size:13px}.modal-backdrop{z-index:40;background:#10182673;justify-content:center;align-items:center;padding:24px;display:flex;position:fixed;inset:0}.modal-panel{background:var(--paper-soft);border:1px solid var(--line);border-radius:12px;width:100%;max-width:520px;max-height:90vh;padding:32px 36px;overflow-y:auto;box-shadow:0 18px 60px #101d3840}.modal-narrow{text-align:center;max-width:380px}.modal-title{color:var(--navy);text-align:center;margin:0 0 18px;font-size:22px}.modal-actions{flex-wrap:wrap;justify-content:center;gap:12px;margin-top:22px;display:flex}.modal-loading-text{color:var(--ink);margin:16px 0 4px}.demo-note{color:var(--muted);text-align:center;margin:14px 0 0;font-size:12px}.spinner{border:3px solid var(--line);border-top-color:var(--navy);border-radius:50%;width:36px;height:36px;margin:0 auto;animation:.9s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.order-summary{margin:0 0 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var(--line);border-radius:10px;padding:16px 20px}.order-row{flex-wrap:wrap;align-items:center;gap:18px;display:flex}.order-main{flex-direction:column;flex:1;gap:2px;min-width:240px;display:flex}.order-item-name{color:var(--ink);font-weight:600}.order-meta{color:var(--muted);font-size:12px}.order-entitlement{color:var(--green);font-size:12px}.order-amount{font-family:var(--serif);font-size:20px;font-weight:700}.order-status{white-space:nowrap;border-radius:999px;padding:3px 12px;font-size:12px}.status-pending{color:var(--amber);background:#a66a001a}.status-paid{color:var(--green);background:#1e7a461a}.status-refunding{color:var(--blue);background:#2b5ea71a}.status-refunded{color:var(--muted);background:#6a6e7a1f}.refund-panel{border-top:1px dashed var(--line);margin-top:14px;padding-top:14px}.refund-panel h4{color:var(--navy);margin:0 0 10px;font-size:14px}.refund-steps{flex-direction:column;gap:10px;margin:0;padding:0;list-style:none;display:flex}.refund-steps li{color:var(--muted);padding-left:22px;position:relative}.refund-steps li:before{content:"";background:var(--line);border-radius:50%;width:8px;height:8px;position:absolute;top:8px;left:4px}.refund-steps li.done:before{background:var(--green)}.refund-steps li.active:before{background:var(--blue)}.refund-steps li.active .step-title{color:var(--blue)}.step-title{color:var(--ink);font-size:13px;font-weight:600;display:block}.step-sub{font-size:12px;display:block}.refund-note{color:var(--muted);margin:12px 0 0;font-size:12px}.redeem-input.full{width:100%;margin-bottom:4px}.nav-user{align-items:center;gap:10px;display:flex}.nav-email{color:var(--muted);font-size:13px}.unlock-banner{border:1px solid var(--green);background:#1e7a4612;border-radius:10px;align-items:center;gap:14px;max-width:1180px;margin:0 auto 22px;padding:14px 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var(--line);background:var(--paper-soft);cursor:pointer;color:var(--ink);border-radius:999px;padding:4px 12px;font-size:13px}.beta-chip.on{background:var(--navy);border-color:var(--navy);color:#fff}.beta-actions{align-items:center;gap:14px;margin-top:16px;padding-left:90px;display:flex}.beta-done{text-align:center;color:var(--green);margin:0;font-weight:600}.orders-empty{color:var(--muted);text-align:center;padding:36px 0}.order-instruction{color:var(--amber);margin-top:4px;font-size:12px}.terms-page{max-width:760px;margin:0 auto;padding:48px 24px}.terms-title{color:var(--navy);margin:0 0 6px;font-size:28px}.terms-meta{color:var(--muted);margin:0 0 28px;font-size:12px}.terms-section{margin-bottom:22px}.terms-section h2{color:var(--navy);font-size:17px;font-family:var(--serif);margin:0 0 8px}.terms-section p{margin:0 0 6px;font-size:14px;line-height:1.8}.terms-pending{border:1px dashed var(--gold);color:var(--amber);background:#b9962f14;border-radius:8px;padding:8px 12px}.terms-back{margin-top:28px}.terms-back a{color:var(--navy)}.footer .brandline a{color:var(--gold-soft)}.pay-qr{align-items:center;gap:14px;margin-top:10px;display:flex}.pay-qr img{object-fit:contain;border:1px solid var(--line);background:#fff;border-radius:10px;width:168px;height:168px}.pay-qr-fallback{text-align:center;width:168px;height:168px;color:var(--muted);border:2px dashed var(--gold-soft);border-radius:10px;justify-content:center;align-items:center;padding:10px;font-size:12px;display:flex}.ops-note{color:var(--red);margin:0 0 10px;font-size:12px;font-weight:600}.ops{max-width:1080px;margin:0 auto;padding:32px 24px}.ops-title{color:var(--navy);margin:0 0 16px;font-size:24px}.ops-bar{align-items:center;gap:12px;margin-bottom:20px;display:flex}.ops-bar label{color:var(--muted);align-items:center;gap:8px;font-size:13px;display:flex}.ops-section{background:var(--card);border:1px solid var(--line);border-radius:10px;margin-bottom:18px;padding:18px 20px}.ops-section h2{color:var(--navy);margin:0 0 12px;font-size:17px}.ops-row{border-top:1px dashed var(--line);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;padding:8px 0;font-size:13px;display:flex}.ops-row:first-of-type{border-top:none}.ops-actions{gap:8px;display:flex}.ops-muted{color:var(--muted);margin:0;font-size:13px}.ops-account summary{cursor:pointer;color:var(--ink);padding:6px 0;font-size:14px}.ops-account ul{color:var(--muted);margin:6px 0 10px;padding-left:20px;font-size:13px}.ops-code{text-align:center;letter-spacing:1px;color:var(--navy);background:var(--paper);border:1px dashed var(--gold);-webkit-user-select:all;user-select:all;border-radius:8px;padding:14px 10px;font-family:ui-monospace,monospace;font-size:20px}.toast{background:var(--navy-deep);color:#fff;text-align:center;z-index:60;border-radius:8px;max-width:480px;padding:10px 22px;font-size:13px;position:fixed;bottom:150px;left:50%;transform:translate(-50%);box-shadow:0 8px 24px #101d384d}.harness{color:#cfd3da;z-index:50;border-top:2px solid var(--gold);background:#16181d;padding:10px 16px;font-size:12px;position:fixed;bottom:0;left:0;right:0}.harness-row{flex-wrap:wrap;align-items:center;gap:8px;max-width:1180px;margin:0 auto;padding:4px 0;display:flex}.harness-label{color:var(--gold-soft);margin-right:4px;font-weight:600}.harness-btn{color:#cfd3da;cursor:pointer;background:#23262e;border:1px solid #3a3e48;border-radius:6px;padding:4px 10px;font-size:12px}.harness-btn:hover{border-color:var(--gold-soft)}.harness-btn.active{background:var(--gold);border-color:var(--gold);color:#16181d;font-weight:600}.harness-radio{cursor:pointer;align-items:center;gap:4px;display:flex}.harness-radio input{accent-color:var(--gold)}.harness-sep{background:#3a3e48;width:1px;height:16px;margin:0 6px}.harness-fab{z-index:50;color:var(--gold-soft);border:1px solid var(--gold);cursor:pointer;background:#16181d;border-radius:999px;padding:8px 16px;font-size:12px;position:fixed;bottom:16px;right:16px}@media (width<=640px){.nav-links{display:none}.hero-title{font-size:28px}.plan-card.recommended{transform:none}.modal-panel{padding:24px 20px}}