:root {
    --paper: #FFF6D8;
    --white: #FFFFFF;
    --sand: #F3E4B0;
    --title: #16140F;
    --text: #2A261C;
    --muted: #5C5648;
    --soft: #8A8370;
    --yellow: #F5C518;
    --deep-yellow: #D4A017;
    --teal: #2A6B6B;
    --red: #E85D4C;
    --ink: #111111;
    --border: rgba(17,17,17,0.12);
    --shadow: 0 14px 34px rgba(17,17,17,0.10);
    --max: 1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;line-height:1.75;overflow-x:hidden}
a{color:inherit;text-decoration:none}
a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid var(--teal);outline-offset:3px}
img{max-width:100%;height:auto;display:block}
button,input{font:inherit}
button{cursor:pointer}
.wrap{width:min(calc(100% - 32px),var(--max));margin-inline:auto}
.site-header{position:fixed;inset:0 0 auto 0;z-index:80;box-shadow:0 1px 0 var(--border)}
.ink-bar{height:22px;background:var(--ink);color:var(--yellow);font-size:12px}
.ink-inner{height:100%;display:flex;align-items:center;justify-content:space-between;gap:12px}
.ink-brand{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.text-control{border:0;background:transparent;color:var(--yellow);min-height:22px;padding:0 8px}
.masthead{height:70px;background:var(--yellow)}
.masthead-inner{height:100%;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:18px}
.mast-logo{justify-self:start;display:flex;align-items:center;min-height:44px;color:var(--ink);font-weight:900;font-size:24px;letter-spacing:.03em}
.mast-logo img{max-height:38px;width:auto}
.catalog-button,.app-entry{min-height:44px;display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--ink);background:var(--ink);color:var(--yellow);padding:8px 18px;border-radius:6px;font-weight:800}
.catalog-button{justify-self:center}
.app-entry{justify-self:end;background:transparent;color:var(--ink)}
.issue-bar{height:42px;background:var(--white);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.issue-links{height:100%;display:flex;align-items:center;gap:8px}
.issue-links a{display:inline-flex;align-items:center;min-height:30px;padding:4px 10px;border-radius:4px;font-size:14px}
.issue-links a:hover,.issue-links a.is-current{background:var(--yellow);color:var(--ink)}
.site-main{padding-top:154px;padding-bottom:24px}
.page-shell{padding:28px 0 56px}
.page-kicker{display:inline-block;font-size:13px;font-weight:900;letter-spacing:.08em;color:var(--teal);margin-bottom:8px}
.page-title{font-size:clamp(28px,4vw,32px);line-height:1.25;margin:0 0 14px;color:var(--title)}
.lead{font-size:17px;max-width:800px;color:var(--muted);margin:0}
.hero-band{display:grid;grid-template-columns:minmax(0,1.65fr) minmax(280px,.85fr);gap:24px;align-items:stretch}
.media-slot,.media-card{background:linear-gradient(135deg,var(--sand),var(--white));border:1px solid var(--border);border-radius:14px;overflow:hidden;min-height:220px}
.media-slot img,.media-card img{width:100%;height:100%;object-fit:cover}
.hero-media{max-height:320px;min-height:260px}
.hero-media img{max-height:320px;object-fit:cover}
.hero-copy{background:var(--white);border:1px solid var(--border);box-shadow:var(--shadow);border-radius:14px;padding:26px;display:flex;flex-direction:column;justify-content:center}
.hero-copy h1{font-size:clamp(28px,4vw,32px);line-height:1.25;margin:0 0 14px;color:var(--title)}
.hero-copy p{margin:0 0 18px}
.actions{display:flex;flex-wrap:wrap;gap:10px}
.button-primary,.button-secondary{min-height:44px;padding:9px 16px;border-radius:6px;border:1px solid var(--ink);display:inline-flex;align-items:center;justify-content:center;font-weight:800}
.button-primary{background:var(--ink);color:var(--yellow)}
.button-secondary{background:var(--yellow);color:var(--ink)}
.section{margin-top:32px}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:16px;margin-bottom:14px}
.section-head h2{font-size:24px;line-height:1.3;margin:0;color:var(--title)}
.section-head p{margin:0;color:var(--muted);max-width:620px}
.app-mini-icon{width:58px;height:58px;object-fit:cover;border-radius:12px;margin-bottom:12px}
.paper-card,.content-card{background:var(--white);border:1px solid var(--border);border-radius:14px;padding:20px;box-shadow:0 8px 22px rgba(17,17,17,.05)}
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}
.grid-6{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
.topic-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}
.topic-item{display:block;background:var(--white);border:1px solid var(--border);border-radius:12px;padding:15px;min-height:126px}
.topic-item strong{display:flex;align-items:center;gap:8px;color:var(--title);margin-bottom:6px}
.topic-item strong::before{content:"";width:14px;height:14px;background:var(--yellow);display:inline-block}
.topic-item:nth-child(3n+2) strong::before{background:var(--teal)}
.topic-item:nth-child(3n) strong::before{background:var(--red)}
.topic-item span{font-size:14px;color:var(--muted)}
.number-list{display:grid;gap:10px}
.number-row{display:grid;grid-template-columns:64px 1fr;gap:14px;align-items:start;background:var(--white);border:1px solid var(--border);border-radius:12px;padding:16px}
.number-row .num{font-size:30px;font-weight:950;line-height:1;color:var(--ink)}
.number-row h3{margin:0 0 5px;font-size:18px;color:var(--title)}
.number-row p{margin:0;color:var(--muted)}
.editor-board{display:grid;gap:12px}
.editor-row{display:grid;grid-template-columns:84px 1fr;gap:16px;background:var(--yellow);color:var(--ink);padding:16px;border:1px solid var(--ink);border-radius:12px}
.editor-row .big-num{font-size:42px;font-weight:950;line-height:1}
.timeline{position:relative;margin-left:10px;padding-left:26px;display:grid;gap:16px}
.timeline::before{content:"";position:absolute;left:7px;top:6px;bottom:6px;width:2px;background:var(--ink)}
.timeline-item{position:relative;background:var(--white);border:1px solid var(--border);border-radius:12px;padding:16px}
.timeline-item::before{content:"";position:absolute;left:-26px;top:22px;width:14px;height:14px;background:var(--yellow);border:2px solid var(--ink)}
.status{display:inline-flex;align-items:center;min-height:28px;padding:3px 8px;border-radius:4px;background:var(--ink);color:var(--yellow);font-size:12px;font-weight:900;margin-bottom:8px}
.spine-list{display:grid;gap:8px}
.spine{display:grid;grid-template-columns:44px 1fr auto;gap:14px;align-items:center;background:var(--white);border:1px solid var(--border);border-left:12px solid var(--yellow);border-radius:8px;padding:14px}
.spine:nth-child(2n){border-left-color:var(--teal)}
.spine:nth-child(3n){border-left-color:var(--red)}
.spine .index{font-weight:900;color:var(--soft)}
.spine strong{color:var(--title)}
.spine small{color:var(--muted)}
.longform{background:var(--white);border:1px solid var(--border);border-radius:14px;padding:24px}
.longform h2{font-size:22px;margin:26px 0 10px;color:var(--title)}
.longform h2:first-child{margin-top:0}
.longform h3{font-size:18px;color:var(--title);margin:20px 0 8px}
.longform p{margin:0 0 14px}
.longform ul{margin:8px 0 16px;padding-left:22px}
.longform li{margin-bottom:7px}
.note-box{background:var(--sand);border-left:5px solid var(--teal);padding:14px 16px;margin:18px 0;border-radius:8px;color:var(--text)}
.red-note{border-left-color:var(--red)}
.index-band{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:8px}
.index-band a{background:var(--white);border:1px solid var(--border);border-radius:8px;padding:12px;text-align:center;min-height:54px;display:flex;align-items:center;justify-content:center;font-weight:800}
.steps{counter-reset:step;display:grid;gap:12px}
.step{counter-increment:step;display:grid;grid-template-columns:58px 1fr;gap:14px;background:var(--white);border:1px solid var(--border);border-radius:12px;padding:16px}
.step::before{content:counter(step, decimal-leading-zero);font-size:28px;font-weight:950;color:var(--ink)}
.faq-list{display:grid;gap:12px}
.faq-item{background:var(--white);border:1px solid var(--border);border-radius:12px;padding:18px}
.faq-item h2{font-size:18px;margin:0 0 8px;color:var(--title)}
.faq-item p{margin:0;color:var(--text)}
.policy-section{padding:18px 0;border-bottom:1px solid var(--border)}
.policy-section:first-child{padding-top:0}.policy-section:last-child{border-bottom:0;padding-bottom:0}
.policy-section h2{font-size:20px;margin:0 0 8px;color:var(--title)}
.inline-links{display:flex;flex-wrap:wrap;gap:8px}
.inline-links a{min-height:44px;display:inline-flex;align-items:center;background:var(--yellow);color:var(--ink);border:1px solid var(--ink);border-radius:6px;padding:8px 12px;font-weight:800}
.site-footer{background:var(--ink);color:var(--yellow);padding:42px 0 calc(30px + env(safe-area-inset-bottom));margin-top:24px}
.footer-top{display:grid;grid-template-columns:260px 1fr;gap:34px}
.footer-logo img{max-height:38px;width:auto}.footer-brand p{color:#E8D9A0;margin:8px 0 0;letter-spacing:.08em}
.footer-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.footer-grid h2{font-size:15px;margin:0 0 8px;color:var(--white)}
.footer-grid a{display:block;color:#E8D9A0;padding:4px 0}
.footer-note{border-top:1px solid rgba(255,255,255,.16);margin-top:28px;padding-top:18px;color:#E8D9A0;font-size:13px}
.overlay{position:fixed;inset:0;background:rgba(17,17,17,.56);z-index:90;opacity:0;visibility:hidden;pointer-events:none;transition:.22s ease}
.overlay.is-active{opacity:1;visibility:visible;pointer-events:auto}
.story-drawer{position:fixed;top:0;left:0;bottom:0;width:360px;max-width:86vw;background:var(--paper);z-index:100;transform:translateX(-101%);visibility:hidden;pointer-events:none;transition:transform .24s ease,visibility .24s;overflow-y:auto;box-shadow:var(--shadow)}
.story-drawer.is-open{transform:translateX(0);visibility:visible;pointer-events:auto}
.drawer-head{position:sticky;top:0;background:var(--yellow);border-bottom:1px solid var(--ink);display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 14px;z-index:2}
.drawer-brand{display:flex;align-items:center;gap:10px;font-weight:900;color:var(--ink)}.drawer-brand img{max-height:34px;width:auto}
.close-button{min-height:44px;border:1px solid var(--ink);background:var(--ink);color:var(--yellow);padding:8px 12px;border-radius:6px}
.drawer-groups{padding:14px}.drawer-groups section{margin-bottom:20px}.drawer-groups h2{font-size:14px;margin:0 0 8px;color:var(--soft)}
.drawer-groups a{display:block;background:var(--white);border:1px solid var(--border);border-radius:10px;padding:11px 12px;margin-bottom:8px}.drawer-groups strong{display:block;color:var(--title)}.drawer-groups span{display:block;color:var(--muted);font-size:13px;margin-top:2px}
.search-layer{position:fixed;left:0;right:0;top:92px;z-index:100;visibility:hidden;pointer-events:none;transform:translateY(-18px);opacity:0;transition:.2s ease}
.search-layer.is-open{visibility:visible;pointer-events:auto;transform:translateY(0);opacity:1}
.search-card{width:min(calc(100% - 32px),760px);margin:0 auto;background:var(--white);border:1px solid var(--ink);box-shadow:var(--shadow);padding:18px}
.search-head{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:12px}.search-head strong{font-size:20px;color:var(--title)}
.search-card label{display:block;font-weight:800;margin-bottom:6px;color:var(--title)}.search-card input{width:100%;min-height:48px;border:1px solid var(--ink);background:var(--paper);padding:10px 12px;color:var(--ink)}
.preset-links{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}.preset-links a{min-height:44px;display:inline-flex;align-items:center;padding:8px 12px;background:var(--yellow);border:1px solid var(--ink);border-radius:6px;color:var(--ink);font-weight:800}
.search-tip{font-size:13px;color:var(--muted);margin:12px 0 0}.modal-open{overflow:hidden}
.mobile-bottom{display:none}
@media (hover:hover){a:hover{filter:brightness(.96)}.button-primary:hover,.catalog-button:hover{background:#2a2a2a}.button-secondary:hover,.app-entry:hover{background:var(--deep-yellow)}}
@media (max-width:900px){
    .hero-band{grid-template-columns:1fr}.grid-3,.grid-4,.topic-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.index-band{grid-template-columns:repeat(3,minmax(0,1fr))}.footer-top{grid-template-columns:1fr}.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:680px){
    .wrap{width:min(calc(100% - 32px),var(--max))}.site-main{padding-top:108px;padding-bottom:70px}.issue-bar{display:none}.masthead{height:70px}.masthead-inner{grid-template-columns:minmax(0,1fr) auto auto;gap:8px}.mast-logo{font-size:18px;min-width:0}.mast-logo img{max-width:126px;max-height:34px}.catalog-button,.app-entry{padding:7px 10px;font-size:13px;white-space:nowrap}.ink-brand{max-width:72vw}
    .hero-copy{padding:20px}.hero-media{min-height:210px}.page-shell{padding-top:22px}.grid-2,.grid-3,.grid-4,.grid-6,.topic-grid{grid-template-columns:1fr}.index-band{grid-template-columns:repeat(2,minmax(0,1fr))}.section-head{align-items:start;flex-direction:column}.number-row{grid-template-columns:52px 1fr}.editor-row{grid-template-columns:64px 1fr}.spine{grid-template-columns:38px 1fr}.spine small{grid-column:2}.footer-grid{grid-template-columns:1fr 1fr;gap:16px}.site-footer{padding-bottom:calc(86px + env(safe-area-inset-bottom))}
    .search-layer{inset:0;background:var(--paper);transform:none;overflow-y:auto}.search-layer.is-open{transform:none}.search-card{width:100%;min-height:100%;border:0;box-shadow:none;background:var(--paper);padding:24px 16px}.search-card input{background:var(--white)}
    .mobile-bottom{position:fixed;left:0;right:0;bottom:0;z-index:70;display:grid;grid-template-columns:repeat(5,1fr);height:calc(50px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);background:var(--white);border-top:1px solid var(--border)}.mobile-bottom a{min-height:50px;display:flex;align-items:center;justify-content:center;font-size:13px;color:var(--ink)}.mobile-bottom a.is-current{background:var(--yellow);font-weight:900}.story-drawer{width:86vw}
}
@media (max-width:420px){.masthead-inner{gap:5px}.mast-logo{font-size:16px}.catalog-button,.app-entry{padding:6px 8px;font-size:12px}.footer-grid{grid-template-columns:1fr}.index-band{grid-template-columns:1fr 1fr}}