:root{--paper:#F3E8D4;--deep:#E2D2B4;--card:#FBF3E4;--soft:#EDE0C8;--ink:#1A140A;--text:#2C2214;--muted:#5C4A30;--aux:#7C6844;--gold:#7A5A20;--copper:#B88838;--line:rgba(26,20,10,.12);--focus:rgba(122,90,32,.50);--shadow:0 12px 28px rgba(26,20,10,.10);--radius:10px;--max:960px}
*{box-sizing:border-box}html{scroll-behavior:smooth;background:var(--paper)}body{margin:0;color:var(--text);background:var(--paper);font-family:"Microsoft YaHei","PingFang SC","Noto Sans CJK SC",Arial,sans-serif;font-size:15px;line-height:1.7;overflow-x:hidden}body.locked{overflow:hidden}a{color:inherit;text-decoration:none}button,input{font:inherit}button{cursor:pointer}img{display:block;max-width:100%;object-fit:contain;object-position:center}.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.top-strip{position:fixed;z-index:60;top:0;left:0;right:0;height:20px;background:var(--ink);color:var(--copper);font-size:12px}.top-strip-inner{height:100%;max-width:var(--max);margin:auto;padding:0 18px;display:flex;align-items:center;justify-content:space-between}.brand-mini{font-weight:700;letter-spacing:.04em}.text-action{height:20px;border:0;background:transparent;color:var(--copper);padding:0 4px}
.site-header{position:fixed;z-index:59;top:20px;left:0;right:0;height:54px;background:var(--card);border-bottom:1px solid var(--focus)}.header-inner{max-width:var(--max);height:100%;margin:auto;padding:0 18px;display:flex;align-items:center;justify-content:space-between;gap:16px}.brand-home{min-width:44px;min-height:44px;display:flex;align-items:center}.brand-logo{height:24px;width:auto}.brand-fallback{font-size:16px;font-weight:800;color:var(--ink);letter-spacing:.08em}.header-actions{display:flex;align-items:center;gap:8px}.app-link,.drawer-trigger{min-height:44px;padding:0 14px;border-radius:8px;display:inline-flex;align-items:center;justify-content:center;font-size:14px;white-space:nowrap}.app-link{background:linear-gradient(135deg,#1A140A 0%,#B88838 100%);color:var(--card)}.drawer-trigger{border:1px solid var(--gold);background:var(--card);color:var(--ink)}
.dot-nav{position:fixed;z-index:58;top:74px;left:0;right:0;height:42px;background:var(--card);border-bottom:1px solid var(--line)}.dot-nav-inner{max-width:520px;height:100%;margin:auto;display:flex;align-items:flex-start;justify-content:space-between;padding:4px 16px 0}.dot-link{min-width:70px;height:38px;display:flex;flex-direction:column;align-items:center;justify-content:flex-start;gap:1px;color:var(--muted);font-size:13px;line-height:1.35}.dot{width:8px;height:8px;border:1.5px solid var(--ink);border-radius:50%;margin-top:1px}.dot-link.active .dot{background:var(--copper);border-color:var(--copper)}.dot-link.active{color:var(--ink);font-weight:700}
.site-main{max-width:var(--max);margin:0 auto;padding:144px 18px 72px}.page-head{margin:0 0 26px}.eyebrow{font-size:13px;color:var(--gold);font-weight:700;letter-spacing:.08em;margin:0 0 7px}.page-head h1,.hero h1{font-size:24px;line-height:1.3;margin:0;color:var(--ink);letter-spacing:-.01em}.lead{font-size:16px;color:var(--muted);margin:10px 0 0}.section{margin:0 0 30px}.section h2{font-size:20px;line-height:1.35;margin:0 0 12px;color:var(--ink)}.section h3{font-size:16px;line-height:1.45;margin:0 0 8px;color:var(--ink)}.section p{margin:0 0 11px}.muted{color:var(--muted)}.small{font-size:13px;color:var(--aux)}
.btn-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}.btn{height:42px;padding:0 18px;border-radius:9px;display:inline-flex;align-items:center;justify-content:center;font-size:14px;font-weight:700;white-space:nowrap}.btn.primary{color:var(--card);background:linear-gradient(135deg,#1A140A 0%,#B88838 100%)}.btn.secondary{color:var(--ink);background:var(--card);border:1px solid var(--gold)}
a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid rgba(184,136,56,.38);outline-offset:2px}.btn:hover,.app-link:hover{filter:brightness(1.05)}.drawer-trigger:hover,.btn.secondary:hover{background:var(--soft)}
.image-slot{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:flex;align-items:center;justify-content:center}.image-slot img{width:100%;height:100%;object-fit:contain}.image-slot.wide{height:168px}.image-slot.banner{height:200px}.image-slot.app-visual{height:320px}.image-slot.medium{height:220px}.image-slot.compact{height:170px}
.index-points{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:20px}.index-points a{min-height:44px;padding:8px 14px;border:1px solid var(--gold);background:var(--card);border-radius:999px;display:inline-flex;align-items:center;gap:8px}.index-points a:before{content:"";width:8px;height:8px;border-radius:50%;background:var(--copper)}.hero{padding:10px 0 28px}.hero .hero-sentence{font-size:20px;color:var(--ink);font-weight:700;margin:8px 0}.hero .hero-copy{max-width:760px;color:var(--muted);margin:0}
.horizontal-cut{display:grid;grid-template-columns:1.05fr .95fr;gap:22px;align-items:center}.horizontal-cut .cut-copy{padding:18px 0}.horizontal-cut.reverse{grid-template-columns:.9fr 1.1fr}.triple{display:grid;grid-template-columns:1.15fr 1fr 1fr;gap:14px}.triple article,.cards article,.topic-list article,.center-card,.note-card,.status-card,.clause,.faq-item{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}.triple article{padding:16px}.triple article:first-child{padding:0;overflow:hidden}.triple article:first-child .text-pad{padding:16px}.triple .image-slot{border:0;border-radius:0;box-shadow:none}
.clip-pages{display:grid;grid-template-columns:1.08fr .92fr;gap:18px;align-items:start}.clip-pages article{background:var(--soft);border-left:3px solid var(--gold);padding:16px;border-radius:0 10px 10px 0}.clip-pages article:first-child{background:var(--card);border:1px solid var(--line);border-left:3px solid var(--gold);border-radius:var(--radius)}.cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.cards article{padding:17px}.cards .image-slot{margin:-17px -17px 14px;border-radius:10px 10px 0 0;border:0}.stages{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.stages article{padding:16px;background:var(--soft);border-top:3px solid var(--copper);border-radius:var(--radius)}
.status-list{display:grid;gap:10px}.status-row{display:grid;grid-template-columns:120px 1fr auto;gap:14px;align-items:center;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:13px 14px}.status-pill{font-size:13px;border:1px solid var(--gold);border-radius:999px;padding:3px 9px;white-space:nowrap;color:var(--gold)}.memo-list{display:grid;gap:12px}.memo-item{background:var(--card);border-left:4px solid var(--copper);padding:15px 17px;border-radius:0 var(--radius) var(--radius) 0}.method-list{display:grid;grid-template-columns:1fr 1fr;gap:14px}.method-list article{padding:18px;background:var(--card);border:1px dashed var(--focus);border-radius:var(--radius)}.topic-list{display:grid;gap:14px}.topic-list article{padding:18px;display:grid;grid-template-columns:150px 1fr;gap:18px;align-items:start}.topic-index{font-weight:800;color:var(--gold);letter-spacing:.05em}
.center-stack{max-width:720px;margin:0 auto;display:grid;gap:16px}.center-card{padding:20px;text-align:left}.center-card h2{text-align:center}.app-layout{display:flex;flex-direction:column;gap:18px}.app-layout .image-pair{display:grid;grid-template-columns:1fr 110px;gap:14px;align-items:center}.app-layout .icon-slot{height:110px}.app-layout .app-copy{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px}.clauses{display:grid;gap:14px}.clause{padding:18px}.clause h2{margin-bottom:8px}.faq-list{display:grid;gap:12px}.faq-item{padding:17px}.faq-item h2{font-size:16px;margin-bottom:8px}.contact-path{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.note-card{padding:18px}.brand-statement{display:grid;grid-template-columns:1fr 1fr;gap:18px}.brand-statement article{background:var(--soft);padding:18px;border-radius:var(--radius)}.callout{padding:18px 20px;background:var(--ink);color:var(--card);border-radius:var(--radius);border:1px solid var(--copper)}.callout h2{color:var(--copper)}.callout p{color:var(--paper)}
.site-footer{background:var(--ink);color:var(--paper);border-top:1px solid var(--copper);font-size:13px}.footer-inner{max-width:var(--max);margin:auto;padding:28px 18px calc(28px + env(safe-area-inset-bottom))}.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:20px}.footer-logo{height:24px;width:auto}.footer-brand strong{display:block;font-size:16px;color:var(--paper)}.footer-brand span{display:block;color:var(--copper);letter-spacing:.08em}.footer-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}.footer-grid h2{font-size:13px;color:var(--copper);margin:0 0 6px}.footer-grid a{display:block;color:var(--paper);padding:3px 0}.footer-grid a:hover{text-decoration:underline}.copyright-note{margin:22px 0 8px;color:#dfcfb3;max-width:760px}.copyright{margin:0;color:var(--copper)}
.overlay{position:fixed;z-index:80;inset:0;background:rgba(26,20,10,.46);opacity:0;visibility:hidden;pointer-events:none;transition:.2s}.overlay.active{opacity:1;visibility:visible;pointer-events:auto}.site-drawer{position:fixed;z-index:90;left:18px;bottom:18px;width:240px;max-height:380px;background:var(--card);border:1px solid var(--focus);border-radius:12px;box-shadow:0 18px 50px rgba(26,20,10,.25);transform:translateY(24px);opacity:0;visibility:hidden;pointer-events:none;transition:.22s;overflow:hidden}.site-drawer.open{transform:none;opacity:1;visibility:visible;pointer-events:auto}.drawer-head{height:54px;padding:8px 10px 8px 14px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.drawer-brand{display:flex;align-items:center;gap:8px}.drawer-brand img{height:24px}.icon-button{min-height:44px;border:1px solid var(--gold);background:var(--card);color:var(--ink);border-radius:8px;padding:0 12px}.drawer-scroll{max-height:326px;overflow:auto;padding:10px 12px 16px}.drawer-scroll section+section{margin-top:12px}.drawer-scroll h2{font-size:13px;color:var(--gold);margin:0 0 4px}.drawer-scroll a{display:block;padding:7px 8px;border-radius:7px}.drawer-scroll a:hover{background:var(--soft)}.drawer-scroll b{font-size:14px;display:block;color:var(--ink)}.drawer-scroll span{font-size:12px;color:var(--muted);display:block}
.search-panel{position:fixed;z-index:89;left:0;right:0;top:74px;opacity:0;visibility:hidden;pointer-events:none;transition:.2s}.search-panel.open{opacity:1;visibility:visible;pointer-events:auto}.search-card{max-width:760px;margin:0 auto;background:var(--card);border:1px solid var(--focus);border-top:0;border-radius:0 0 12px 12px;box-shadow:var(--shadow);padding:18px}.search-head{display:flex;justify-content:space-between;gap:16px;align-items:flex-start}.search-head strong{font-size:18px;color:var(--ink)}.search-head p{margin:2px 0 0;color:var(--muted)}.search-input{width:100%;min-height:44px;margin:14px 0 10px;background:#fffaf1;border:1px solid var(--gold);border-radius:8px;padding:0 12px;color:var(--ink)}.search-links{display:flex;gap:8px;flex-wrap:wrap}.search-links a{min-height:40px;padding:7px 13px;background:var(--soft);border-radius:999px;display:inline-flex;align-items:center;color:var(--ink)}.search-links a[hidden]{display:none}
.mobile-nav{display:none}
@media(max-width:720px){body{padding-bottom:calc(48px + env(safe-area-inset-bottom))}.site-main{padding:102px 16px 64px}.dot-nav{display:none}.header-inner,.top-strip-inner{padding-left:16px;padding-right:16px}.app-link,.drawer-trigger{padding:0 10px}.horizontal-cut,.horizontal-cut.reverse,.triple,.clip-pages,.cards,.stages,.method-list,.brand-statement,.contact-path,.topic-list article{grid-template-columns:1fr}.triple article:first-child{padding:0}.status-row{grid-template-columns:1fr auto}.status-row .status-title{grid-column:1 / -1}.app-layout .image-pair{grid-template-columns:1fr 92px}.app-layout .icon-slot{height:92px}.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.site-drawer{left:6%;bottom:calc(56px + env(safe-area-inset-bottom));width:88%;max-height:72vh}.drawer-scroll{max-height:calc(72vh - 54px)}.search-panel{top:0;bottom:0;background:var(--ink)}.search-card{height:100%;max-width:none;border:0;border-radius:0;background:var(--ink);color:var(--copper);padding:24px 16px}.search-head strong{color:var(--copper)}.search-head p{color:var(--paper)}.search-head .icon-button{background:transparent;color:var(--paper);border-color:var(--copper)}.search-input{background:var(--card);color:var(--ink)}.search-links a{background:var(--soft);color:var(--ink)}.mobile-nav{position:fixed;z-index:70;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:var(--card);border-top:1px solid var(--focus)}.mobile-nav a{min-height:48px;display:flex;align-items:center;justify-content:center;font-size:13px;color:var(--muted)}.mobile-nav a.active{background:var(--copper);color:var(--ink);font-weight:700}.image-slot.app-visual{height:280px}.image-slot.medium{height:190px}.topic-list article{gap:8px}.status-row{gap:6px}.footer-inner{padding-bottom:76px}}
@media(max-width:420px){.page-head h1,.hero h1{font-size:23px}.hero .hero-sentence{font-size:18px}.index-points{gap:8px}.index-points a{padding:7px 11px}.footer-grid{grid-template-columns:1fr 1fr}.app-layout .image-pair{grid-template-columns:1fr}.app-layout .icon-slot{width:96px;height:96px}.site-main{padding-left:16px;padding-right:16px}}