*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#FFF4F2;color:#2A1A1C;font-family:"Microsoft YaHei","PingFang SC",Arial,sans-serif;font-size:15px;line-height:1.7;overflow-x:hidden}.lock-scroll{overflow:hidden}.shell{width:min(960px,calc(100% - 32px));margin:auto}.skip-link{position:fixed;top:-60px;left:16px;z-index:999;background:#1A1012;color:#FFF8F6;padding:8px 12px;border-radius:10px}.skip-link:focus{top:8px}.top-strip{position:fixed;z-index:70;top:0;left:0;right:0;height:20px;background:#1A1012;color:#F4C4B8;font-size:12px}.top-strip-inner{height:20px;display:flex;align-items:center;justify-content:space-between}.text-button{border:0;background:transparent;color:#F4C4B8;font:inherit;cursor:pointer}.brand-bar{position:fixed;z-index:69;top:20px;left:0;right:0;height:54px;background:#FFF8F6;border-bottom:1px solid rgba(196,30,58,.45)}.brand-row{height:54px;display:flex;align-items:center;justify-content:space-between;gap:12px}.brand-link{display:flex;align-items:center;min-height:44px;text-decoration:none;color:#1A1012}.brand-logo,.menu-logo,.footer-logo{display:block;height:24px;width:auto;max-width:180px;object-fit:contain;object-position:center}.brand-fallback{font-weight:800;font-size:16px}.brand-actions{display:flex;gap:8px;align-items:center}.header-app,.menu-button,.button-primary,.button-secondary,.close-button{min-height:44px;display:inline-flex;align-items:center;justify-content:center;padding:0 16px;border-radius:999px;text-decoration:none;font-size:14px;white-space:nowrap;transition:.22s ease}.header-app,.button-secondary{background:#FFF8F6;color:#1A1012;border:1px solid #C41E3A}.menu-button,.button-primary{border:1px solid #C41E3A;background:linear-gradient(135deg,#1A1012 0%,#C41E3A 100%);color:#FFF8F6;box-shadow:0 0 0 0 rgba(196,30,58,0);cursor:pointer}.menu-button:hover,.menu-button:focus-visible,.button-primary:hover,.button-primary:focus-visible{box-shadow:0 0 18px rgba(196,30,58,.50),0 0 4px rgba(232,90,114,.35)}.menu-button:active,.button-primary:active{box-shadow:0 0 26px rgba(196,30,58,.75)}.header-app:hover,.header-app:focus-visible,.button-secondary:hover,.button-secondary:focus-visible{background:#FBE6E2}.core-nav{position:fixed;z-index:68;top:74px;left:0;right:0;height:44px;background:#FFF8F6;border-bottom:1px solid rgba(26,16,18,.12)}.core-nav-inner{height:44px;display:flex;align-items:center;gap:20px}.heart-core{width:16px;height:14px;transform:rotate(-45deg);background:#FBE6E2;border:1px solid #E85A72;border-radius:50% 50% 45% 45%}.core-nav a{display:flex;align-items:center;gap:6px;min-height:44px;padding:0 6px;color:#6A3A42;text-decoration:none;font-size:13px}.core-nav a.is-active{color:#C41E3A;font-weight:800;text-shadow:0 0 14px rgba(196,30,58,.35)}.page-main{padding:150px 0 56px}.article{width:min(960px,calc(100% - 32px));margin:auto}.hero-index,.page-head{padding:28px 0 22px}.eyebrow,.index-mark{font-size:12px;letter-spacing:.12em;color:#C41E3A;font-weight:800}.index-track{display:flex;gap:8px;margin-bottom:10px}.index-track span{width:14px;height:12px;border:1px solid #E85A72;transform:rotate(-45deg);border-radius:50%}.index-track span:first-child{background:#C41E3A;box-shadow:0 0 18px rgba(196,30,58,.35)}h1{font-size:24px;line-height:1.3;margin:8px 0 10px;color:#1A1012}h2{font-size:20px;line-height:1.4;margin:0 0 12px;color:#1A1012}h3{font-size:16px;margin:0 0 8px;color:#1A1012}p{margin:0 0 14px}.lead{font-size:16px;max-width:780px}.actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}.section{margin:28px 0;padding:24px;background:#FFF8F6;border:1px solid rgba(26,16,18,.12);border-radius:16px;box-shadow:0 12px 28px rgba(26,16,18,.08)}.section-soft{background:#FBE6E2}.section-dark{background:#1A1012;color:#FFF4F2}.section-dark h2,.section-dark h3{color:#F4C4B8}.section-red{background:#C41E3A;color:#FFF8F6}.section-red h2,.section-red h3{color:#FFF8F6}.media-slot{width:100%;height:168px;background:#FFF8F6;border:1px solid rgba(196,30,58,.2);border-radius:16px;display:flex;align-items:center;justify-content:center;overflow:hidden;margin:14px 0}.media-slot img{width:100%;height:100%;object-fit:contain;object-position:center}.media-slot.short{height:160px}.media-slot.banner{height:200px}.heart-cut{display:grid;grid-template-columns:220px 1fr;gap:24px;align-items:center}.heart-media{width:200px;height:176px;background:#FFF8F6;border:1px solid rgba(196,30,58,.25);border-radius:48% 48% 52% 52%/38% 38% 62% 62%;display:flex;align-items:center;justify-content:center;overflow:hidden}.heart-media img{width:100%;height:100%;object-fit:contain}.single-warm{background:linear-gradient(180deg,#FFF8F6 0%,#FBE6E2 100%)}.heart-pages,.two-cards{display:grid;grid-template-columns:1fr 1fr;gap:18px}.heart-page,.phase{padding:18px;border:1px solid rgba(196,30,58,.2);border-radius:16px;background:#FFF8F6}.three-phase{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.status-list{display:grid;gap:12px}.status-row{display:grid;grid-template-columns:120px 1fr;gap:16px;padding:16px;border-radius:14px;background:#FFF8F6;border:1px solid rgba(26,16,18,.12)}.status-tag{font-weight:800;color:#C41E3A}.wrap-heart{display:grid;grid-template-columns:260px 1fr;gap:24px;align-items:start}.app-stack{position:relative;width:240px;min-height:320px}.app-stack .media-slot{width:240px;height:320px;margin:0}.app-icon{position:absolute;right:-12px;bottom:-12px;width:64px;height:64px;border-radius:16px;background:#FFF8F6;border:1px solid rgba(196,30,58,.3);display:flex;align-items:center;justify-content:center}.app-icon img{width:48px;height:48px;object-fit:contain}.check-list,.topic-list{list-style:none;padding:0;margin:0;display:grid;gap:12px}.check-list li,.topic-list li{padding:14px 16px;background:#FFF8F6;border:1px solid rgba(26,16,18,.12);border-radius:14px}.center-card{max-width:760px;margin:auto;text-align:center;padding:28px;border-radius:18px;background:#FFF8F6;border:1px solid rgba(196,30,58,.25)}.method-flow{display:grid;gap:14px}.method-flow article{padding:18px;background:#FFF8F6;border-radius:16px;border:1px solid rgba(26,16,18,.12)}.terms section{padding:18px 0;border-bottom:1px solid rgba(26,16,18,.12)}.faq-list{display:grid;gap:14px}.faq-item{padding:18px;border-radius:16px;background:#FFF8F6;border:1px solid rgba(26,16,18,.12)}.reading-links{margin-top:28px;padding-top:20px;border-top:1px solid rgba(26,16,18,.12)}.reading-links h2{font-size:18px}.reading-links div{display:flex;gap:12px;flex-wrap:wrap}.reading-links a{color:#C41E3A;text-decoration:none;border-bottom:1px solid rgba(196,30,58,.4)}.site-footer{background:#1A1012;color:#FFF4F2;border-top:1px solid #F4C4B8;padding:34px 0 76px;font-size:13px}.footer-grid{display:grid;gap:24px}.footer-brand{display:flex;align-items:center;gap:10px}.footer-brand span{color:#F4C4B8}.footer-links{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.footer-links h2{font-size:14px;color:#F4C4B8;margin:0 0 8px}.footer-links a{display:block;color:#FFF4F2;text-decoration:none;padding:3px 0}.footer-note{color:#F4C4B8;max-width:780px}.copyright{margin:0}.overlay{position:fixed;z-index:80;inset:0;background:rgba(26,16,18,.44);opacity:0;visibility:hidden;pointer-events:none;transition:.22s ease}.overlay.is-open{opacity:1;visibility:visible;pointer-events:auto}.menu-panel{position:fixed;z-index:90;right:24px;bottom:24px;width:260px;max-height:380px;overflow:auto;background:#FFF8F6;border:1px solid rgba(196,30,58,.45);border-radius:18px;box-shadow:0 12px 28px rgba(26,16,18,.18);padding:16px;transform:translateY(24px);opacity:0;visibility:hidden;pointer-events:none;transition:.22s ease}.menu-panel.is-open{transform:none;opacity:1;visibility:visible;pointer-events:auto}.menu-head,.search-head{display:flex;align-items:center;justify-content:space-between;gap:10px}.menu-brand{display:flex;align-items:center;gap:8px}.menu-logo{max-width:100px}.close-button{border:1px solid #C41E3A;background:#FFF8F6;color:#1A1012;cursor:pointer;padding:0 12px}.menu-groups section{margin:14px 0}.menu-groups h2{font-size:14px;color:#C41E3A;margin-bottom:5px}.menu-groups a{display:block;text-decoration:none;color:#1A1012;padding:8px 0;border-bottom:1px solid rgba(26,16,18,.08)}.menu-groups a b,.menu-groups a span{display:block}.menu-groups a span{font-size:12px;color:#6A3A42}.search-panel{position:fixed;z-index:91;left:0;right:0;top:74px;opacity:0;visibility:hidden;pointer-events:none;transition:.22s ease}.search-panel.is-open{opacity:1;visibility:visible;pointer-events:auto}.search-card{width:min(720px,calc(100% - 32px));margin:auto;background:#FFF8F6;border:1px solid rgba(196,30,58,.45);border-radius:0 0 18px 18px;box-shadow:0 12px 28px rgba(26,16,18,.16);padding:20px}.search-card input{width:100%;min-height:44px;border:1px solid rgba(26,16,18,.18);border-radius:12px;padding:0 14px;background:white;color:#1A1012;font:inherit}.preset-links{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}.preset-links a{display:inline-flex;align-items:center;min-height:40px;padding:0 14px;border-radius:999px;background:#FBE6E2;color:#C41E3A;text-decoration:none}.mobile-bottom{display:none}@media(max-width:720px){.core-nav{display:none}.page-main{padding-top:104px;padding-bottom:78px}.header-app,.menu-button{padding:0 12px}.heart-cut,.heart-pages,.two-cards,.three-phase,.wrap-heart{grid-template-columns:1fr}.heart-media,.app-stack{margin:auto}.footer-links{grid-template-columns:1fr 1fr}.menu-panel{right:6%;bottom:64px;width:88%;max-height:380px}.search-panel{top:0;bottom:0;background:#1A1012;color:#F4C4B8}.search-card{width:100%;height:100%;border-radius:0;border:0;background:#1A1012;color:#F4C4B8;padding:28px 16px}.search-head h2{color:#F4C4B8}.mobile-bottom{position:fixed;z-index:75;left:0;right:0;bottom:0;height:calc(48px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);display:grid;grid-template-columns:repeat(4,1fr);background:#FFF8F6;border-top:1px solid rgba(26,16,18,.12)}.mobile-bottom a{display:flex;align-items:center;justify-content:center;color:#6A3A42;text-decoration:none;font-size:13px;min-height:48px}.mobile-bottom a.is-active{background:#C41E3A;color:#FFF8F6}.status-row{grid-template-columns:1fr}}@media(max-width:420px){.footer-links{grid-template-columns:1fr}.brand-fallback{font-size:15px}}