:root{--bg:#FFF7FA;--paper:#FFFFFF;--soft:#FFEAF2;--ink:#4A1630;--text:#5C2A3E;--muted:#8A4A62;--faint:#B07A90;--pink:#E85A8B;--pink2:#FF7AA8;--deep:#C43B6E;--border:rgba(232,90,139,.16);--shadow:0 14px 34px rgba(196,59,110,.10);--footer:#4A1630;--footerText:#F8D6E4}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font:16px/1.8 -apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;overflow-x:hidden}body.layer-open{overflow:hidden}a{color:inherit;text-decoration:none}button,input{font:inherit}button{cursor:pointer}img{max-width:100%;display:block}.shell{width:min(1180px,calc(100% - 32px));margin:auto}.skip-link{position:fixed;left:16px;top:-60px;z-index:300;background:var(--ink);color:#fff;padding:10px 14px;border-radius:8px}.skip-link:focus{top:8px}.site-header{position:fixed;inset:0 0 auto;z-index:120}.sugar-strip{height:22px;background:var(--deep);color:#fff}.sugar-strip-inner{height:22px;display:flex;align-items:center;justify-content:space-between;font-size:12px;letter-spacing:.08em}.top-search{height:22px;border:0;background:transparent;color:#fff;padding:0 6px}.cover-bar{height:64px;background:#fff;border-bottom:1px solid var(--border)}.cover-bar-inner{height:64px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:16px}.brand-link{justify-self:start;min-height:44px;display:flex;align-items:center}.brand-logo{width:auto;max-height:36px;object-fit:contain}.brand-wordmark{font-size:22px;font-weight:800;color:var(--ink);letter-spacing:.02em}.envelope-toggle,.header-app,.btn{min-height:44px;border-radius:999px;border:1px solid var(--border);padding:9px 18px;display:inline-flex;align-items:center;justify-content:center;font-weight:700;white-space:nowrap}.envelope-toggle{background:var(--soft);color:var(--deep)}.header-app,.btn.primary{background:linear-gradient(135deg,#FF7AA8 0%,#E85A8B 55%,#C43B6E 100%);color:#fff;border-color:transparent}.header-app{justify-self:end}.sticker-track{height:44px;background:var(--soft);border-bottom:1px solid var(--border)}.sticker-track-inner{height:44px;display:flex;align-items:center;gap:8px;overflow-x:auto;scrollbar-width:none}.sticker-track-inner::-webkit-scrollbar{display:none}.sticker-link{padding:5px 11px;border-radius:8px;color:var(--muted);white-space:nowrap}.sticker-link.is-current{background:var(--deep);color:#fff}.site-main{padding-top:154px;padding-bottom:32px}.section{margin:0 auto 28px}.section-head{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:14px}.eyebrow{margin:0 0 6px;color:var(--deep);font-size:13px;font-weight:800;letter-spacing:.12em}.section h1,.section h2,.section h3{color:var(--ink);line-height:1.25}.section h1{font-size:clamp(28px,4vw,32px);margin:0 0 14px}.section h2{font-size:22px;margin:0}.section h3{font-size:18px;margin:0 0 8px}.lead{font-size:17px;color:var(--muted);max-width:900px}.paper,.note-card,.mini-card,.faq-card,.status-card,.step-card,.index-card{background:#fff;border:1px solid var(--border);box-shadow:var(--shadow);border-radius:18px}.paper{padding:24px}.hero{padding-top:6px}.hero-copy{padding:18px 4px 4px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin:18px 0}.btn.secondary{background:#fff;color:var(--deep);border-color:rgba(196,59,110,.3)}.media-slot{background:var(--soft);border:1px solid var(--border);border-radius:20px;overflow:hidden;display:flex;align-items:center;justify-content:center;aspect-ratio:16/9}.media-slot img{width:100%;height:100%;object-fit:contain;object-position:center}.media-fallback{width:100%;height:100%;display:flex;align-items:center;justify-content:center;background:linear-gradient(145deg,#fff 0%,#FFEAF2 100%);color:var(--deep);font-weight:800;letter-spacing:.06em}.media-slot.banner{max-height:300px}.media-slot.card-media{height:200px;aspect-ratio:auto}.media-slot.app-media{max-height:420px;aspect-ratio:3/4}.grid-2,.grid-3,.grid-4,.grid-6{display:grid;gap:16px}.grid-2{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}.grid-6{grid-template-columns:repeat(3,1fr)}.note-card,.mini-card,.status-card,.step-card,.index-card{padding:18px}.note-card .media-slot{margin:-2px -2px 14px;width:calc(100% + 4px)}.num{font-size:34px;line-height:1;color:var(--pink);font-weight:900;letter-spacing:-.04em}.tag{display:inline-flex;align-items:center;min-height:28px;padding:3px 10px;background:var(--soft);color:var(--deep);border-radius:999px;font-size:13px;font-weight:800}.status-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.status-card strong{display:block;color:var(--deep);margin-bottom:6px}.step-list{display:grid;gap:12px}.step-card{display:grid;grid-template-columns:56px 1fr;gap:14px;align-items:start}.letter-card{background:#fff;border:1px solid var(--border);border-radius:20px;padding:24px;box-shadow:var(--shadow);position:relative}.letter-card:before{content:"";position:absolute;left:24px;right:24px;top:0;border-top:3px solid var(--pink);opacity:.55}.opinion-label{font-size:12px;color:var(--deep);font-weight:900;letter-spacing:.1em}.shelf{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.book{background:#fff;border:1px solid var(--border);border-radius:16px;padding:18px;min-height:190px;box-shadow:var(--shadow);border-left:8px solid var(--pink)}.focus-list{display:grid;gap:10px}.focus-item{display:grid;grid-template-columns:70px 1fr;align-items:start;background:#fff;border:1px solid var(--border);border-radius:16px;padding:16px}.focus-item .num{font-size:42px}.link-inline{color:var(--deep);font-weight:800;text-decoration:underline;text-underline-offset:3px}.app-layout{display:grid;grid-template-columns:minmax(240px,.75fr) 1.25fr;gap:24px;align-items:center}.brand-icon,.brand-icon-fallback{width:62px;height:62px;border-radius:18px;object-fit:contain;display:inline-flex;align-items:center;justify-content:center;background:var(--soft);color:var(--deep);font-weight:900}.faq-card{padding:0 18px}.faq-card details{border-bottom:1px solid var(--border)}.faq-card details:last-child{border-bottom:0}.faq-card summary{cursor:pointer;list-style:none;font-weight:800;color:var(--ink);padding:16px 0}.faq-card summary::-webkit-details-marker{display:none}.faq-card details p{margin:0 0 16px}.site-footer{background:var(--footer);color:var(--footerText);padding:36px 0 76px;margin-top:20px}.site-footer a{color:#fff}.footer-brand{display:grid;grid-template-columns:auto 1fr;gap:18px;align-items:center;padding-bottom:22px;border-bottom:1px solid rgba(255,255,255,.12)}.footer-brand .brand-wordmark{color:#fff}.footer-brand strong{display:block;color:#fff;font-size:20px}.footer-brand span{font-size:12px;letter-spacing:.12em}.footer-brand p{margin:4px 0 0}.footer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;padding:24px 0}.footer-grid h2{font-size:14px;color:#fff}.footer-grid a{display:block;padding:4px 0}.footer-note{border-top:1px solid rgba(255,255,255,.12);padding-top:18px;font-size:14px}.overlay{position:fixed;inset:0;background:rgba(74,22,48,.32);z-index:150;opacity:0;visibility:hidden;pointer-events:none;transition:.2s}.overlay.is-open{opacity:1;visibility:visible;pointer-events:auto}.envelope-panel{position:fixed;left:50%;bottom:0;transform:translate(-50%,110%);width:min(920px,100%);max-height:70vh;overflow:auto;background:#FFF7FA;border:1px solid var(--border);border-radius:24px 24px 0 0;z-index:170;box-shadow:0 -18px 48px rgba(74,22,48,.16);visibility:hidden;pointer-events:none;transition:transform .24s ease,visibility .24s}.envelope-panel.is-open{transform:translate(-50%,0);visibility:visible;pointer-events:auto}.envelope-inner{padding:18px 20px 24px}.envelope-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-bottom:12px;border-bottom:1px solid var(--border)}.envelope-brand{display:flex;align-items:center;gap:10px}.layer-close{min-height:44px;border:1px solid var(--border);background:#fff;color:var(--deep);border-radius:999px;padding:8px 14px}.envelope-groups{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;padding-top:16px}.envelope-group h2{font-size:14px;color:var(--deep)}.envelope-group a{display:block;padding:9px 0;border-bottom:1px dashed var(--border)}.envelope-group strong{display:block;color:var(--ink)}.envelope-group span{display:block;color:var(--muted);font-size:13px;line-height:1.55}.search-layer{position:fixed;left:0;right:0;top:86px;z-index:165;visibility:hidden;pointer-events:none;opacity:0;transition:.2s}.search-layer.is-open{visibility:visible;pointer-events:auto;opacity:1}.search-card{background:#fff;border:1px solid var(--border);box-shadow:var(--shadow);border-radius:0 0 20px 20px;padding:20px}.search-head{display:flex;justify-content:space-between;align-items:center}.search-field{display:block;margin:14px 0}.search-field span{display:block;color:var(--muted);font-size:13px}.search-field input{width:100%;height:48px;border:1px solid var(--border);border-radius:14px;padding:0 14px;color:var(--ink);background:#FFF7FA}.search-links{display:flex;gap:10px;flex-wrap:wrap}.search-links a{background:var(--soft);color:var(--deep);padding:8px 12px;border-radius:999px}.search-hint{color:var(--faint);font-size:13px}.mobile-dock{display:none}.hero .media-fallback span{font-size:clamp(18px,4vw,28px)}.soft-band{background:var(--soft);padding:22px;border-radius:22px}.quote{font-size:18px;color:var(--ink);border-left:4px solid var(--pink);padding-left:16px}.clause-list{display:grid;gap:14px}.clause{background:#fff;border:1px solid var(--border);border-radius:16px;padding:18px}.clause h2{font-size:19px;margin:0 0 6px}.portrait-index,.city-index,.walk-index{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.timeline{display:grid;gap:12px}.timeline .status-card{border-left:6px solid var(--pink)}
@media(max-width:900px){.grid-4{grid-template-columns:repeat(2,1fr)}.grid-3,.grid-6{grid-template-columns:repeat(2,1fr)}.shelf{grid-template-columns:repeat(2,1fr)}.envelope-groups{grid-template-columns:repeat(2,1fr)}.app-layout{grid-template-columns:1fr}.media-slot.app-media{max-width:340px;margin:auto}.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:680px){.sticker-track{display:none}.site-main{padding-top:110px;padding-bottom:76px}.cover-bar-inner{grid-template-columns:minmax(0,1fr) auto auto;gap:8px}.brand-wordmark{font-size:18px}.brand-logo{max-width:130px}.envelope-toggle,.header-app{padding:8px 11px}.shell{width:min(100% - 32px,1180px)}.grid-2,.grid-3,.grid-4,.grid-6,.portrait-index,.city-index,.walk-index{grid-template-columns:1fr}.shelf{grid-template-columns:1fr}.status-grid{grid-template-columns:repeat(2,1fr)}.section-head{align-items:start;flex-direction:column}.paper{padding:18px}.envelope-panel{width:100%;max-height:70vh}.envelope-groups{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.envelope-group span{font-size:12px}.search-layer{top:0;bottom:0;background:#FFF7FA;padding-top:22px;overflow:auto}.search-card{width:calc(100% - 24px);border-radius:20px;margin:auto}.mobile-dock{position:fixed;display:grid;grid-template-columns:repeat(5,1fr);left:0;right:0;bottom:0;z-index:100;background:#fff;border-top:1px solid var(--border);padding-bottom:env(safe-area-inset-bottom)}.mobile-dock a{min-height:50px;display:flex;align-items:center;justify-content:center;color:var(--muted);font-size:13px}.mobile-dock a.is-current{background:var(--pink);color:#fff}.site-footer{padding-bottom:calc(82px + env(safe-area-inset-bottom))}.media-slot.card-media{height:190px}.step-card{grid-template-columns:46px 1fr}.focus-item{grid-template-columns:58px 1fr}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important;animation:none!important}}
a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid var(--pink2);outline-offset:3px}