
:root{--ink:#243e44;--muted:#6d7d7c;--green:#285d55;--cream:#f5f3eb;--line:#d9dfd6;--gold:#a0783b}*{box-sizing:border-box}body{margin:0;color:var(--ink);background:var(--cream);font:16px/1.7 "Microsoft YaHei","PingFang SC",system-ui,sans-serif}a{color:inherit;text-decoration:none}button{font:inherit}header{max-width:1160px;margin:auto;padding:27px 28px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:12px;font-weight:750;font-size:20px}.brand-icon{display:grid;place-items:center;width:39px;height:39px;background:var(--green);color:#fff;border-radius:11px;font-size:22px}.header-note{font-size:13px;color:var(--muted)}main{max-width:1160px;margin:auto;padding:54px 28px 40px}.intro{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;margin-bottom:33px}.eyebrow{font-size:12px;font-weight:700;letter-spacing:.14em;color:var(--gold);margin:0 0 11px}h1{font-size:42px;letter-spacing:-.03em;line-height:1.25;margin:0 0 14px}p{margin:0}.intro p:last-child{color:var(--muted);max-width:640px}.count{font-size:13px;white-space:nowrap;color:var(--muted);border:1px solid var(--line);border-radius:24px;padding:7px 14px;margin-bottom:4px}.room-card{display:grid;grid-template-columns:43% 57%;background:#fff;border:1px solid var(--line);border-radius:22px;overflow:hidden;box-shadow:0 16px 38px #243e4409}.room-cover{position:relative;min-height:456px;padding:32px;background:#e4eadd;overflow:hidden;display:flex;flex-direction:column;align-items:center;justify-content:center}.cover-top{position:absolute;top:28px;left:28px;font-size:11px;letter-spacing:.16em;color:#587466}.cover-bottom{position:absolute;left:28px;right:28px;bottom:25px;font-size:13px;color:#536b62;display:flex;justify-content:space-between;border-top:1px solid #acbdad;padding-top:13px}.envelope{position:relative;width:83%;aspect-ratio:1.55;background:#fbf5e5;border:1px solid #d9cfb8;border-radius:5px;box-shadow:0 17px 25px #40564220;transform:rotate(-6deg);padding:29px 20px;isolation:isolate}.envelope:before{content:"";position:absolute;inset:0;background:linear-gradient(32deg,transparent 49.6%,#cbbfa04a 49.9%,transparent 50.3%),linear-gradient(-32deg,transparent 49.6%,#cbbfa04a 49.9%,transparent 50.3%);z-index:-1}.envelope small{font-size:10px;color:#9b8967;letter-spacing:.16em}.envelope strong{display:block;margin-top:20px;font-size:clamp(24px,2.6vw,35px);letter-spacing:.06em;color:#40564c}.envelope .letter-to{font-size:12px;color:#786e5c;margin-top:7px}.stamp{position:absolute;right:17px;top:15px;border:1px dashed #6f8974;padding:8px 10px;color:#56735e;background:#e5ebd5;font-size:12px;transform:rotate(6deg)}.postmark{position:absolute;right:-16px;bottom:21px;width:90px;height:90px;border:2px solid #728c7699;border-radius:50%;display:grid;place-items:center;color:#728c76;font-size:13px;transform:rotate(15deg)}.postmark:after{content:"";position:absolute;inset:7px;border:1px solid #728c7699;border-radius:50%}.route-paper{position:absolute;left:24px;bottom:80px;background:#fffdf3;border:1px solid #dfd7c4;padding:10px 15px;transform:rotate(5deg);font-size:12px;box-shadow:0 4px 10px #243e4410}.room-body{padding:36px 38px;display:flex;flex-direction:column}.tags{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:15px}.tag{font-size:12px;background:#edf4ee;color:#38624e;padding:4px 10px;border-radius:5px}.tag.version{background:#f6f2e7;color:#8b733d}h2{font-size:32px;line-height:1.4;margin:0}.subtitle{font-size:17px;color:#7e856f;margin:3px 0 16px}.description{font-size:14px;color:var(--muted)}.facts{display:grid;grid-template-columns:1fr 1fr;gap:16px 18px;margin:24px 0}.facts dt{font-size:11px;color:#8b9690;margin-bottom:4px}.facts 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solid var(--line)}.guide-item{display:flex;gap:12px;align-items:flex-start}.guide-number{font-size:12px;color:var(--gold);border:1px solid #d8cab1;border-radius:50%;width:25px;height:25px;display:grid;place-items:center;flex-shrink:0}.guide-item strong{font-size:13px;display:block;margin-bottom:4px}.guide-item p{font-size:12px;color:var(--muted)}footer{max-width:1160px;padding:20px 28px 32px;margin:auto;color:#83908a;font-size:12px;display:flex;justify-content:space-between;gap:15px}@media(max-width:760px){header{padding:18px 18px}.brand{font-size:17px}.header-note{font-size:11px}main{padding:32px 18px 24px}.intro{align-items:flex-start}.intro p:last-child{font-size:13px}h1{font-size:31px}.count{padding:5px 9px;font-size:11px;margin-top:3px}.room-card{grid-template-columns:1fr;border-radius:16px}.room-cover{min-height:285px}.cover-top{top:17px;left:20px}.cover-bottom{left:20px;right:20px;bottom:16px}.envelope{width:72%;max-width:290px;padding:19px}.envelope strong{font-size:28px;margin-top:17px}.envelope .letter-to{font-size:10px}.stamp{padding:4px 7px;font-size:9px}.postmark{width:66px;height:66px;font-size:10px;bottom:9px;right:-13px}.route-paper{left:14px;bottom:59px;font-size:10px;padding:7px 10px}.room-body{padding:25px 22px}h2{font-size:28px}.facts{gap:15px}.actions{flex-direction:column}.primary,.secondary{width:100%}.quick-guide{grid-template-columns:1fr;gap:20px;margin-top:20px;padding-top:8px}.intro{gap:9px}.count{min-width:63px}footer{padding:16px 18px 26px;font-size:11px}}
