:root{--ink:#18201d;--muted:#64706b;--paper:#f6f4ee;--card:#fff;--accent:#146b55;--accent-soft:#e7f1eb;--warm:#fff5df;--line:#d9ded9;font-family:Inter,Noto Sans SC,system-ui,sans-serif;color:var(--ink);background:var(--paper)}*{box-sizing:border-box}body{margin:0}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}.wrap{max-width:980px;margin:auto;padding:0 24px}body>header{border-bottom:1px solid var(--line);background:#f6f4eef2;position:sticky;top:0;z-index:2;backdrop-filter:blur(12px)}.nav{display:flex;align-items:center;gap:20px;min-height:64px;flex-wrap:wrap}.brand{font-weight:800;color:var(--ink);margin-right:auto}.hero{padding:72px 0 36px}.hero h1{font-size:clamp(2.2rem,7vw,5rem);line-height:1;margin:0 0 18px;letter-spacing:-.04em}.hero p{font-size:1.15rem;color:var(--muted);max-width:650px}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(270px,1fr));gap:16px}.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:22px}.meta,.tags{color:var(--muted);font-size:.9rem}.card h2{margin:.55rem 0}.tag{display:inline-block;margin:4px 5px 0 0;padding:3px 8px;border-radius:999px;background:#e7efe9}.article{max-width:780px;margin:58px auto 90px;line-height:1.9}.article-hero{position:static;border:0;background:none;margin-bottom:28px}.eyebrow{color:var(--accent);font-size:.88rem;font-weight:750;letter-spacing:.04em}.eyebrow span{color:var(--line);padding:0 .25rem}.article h1{font-size:clamp(2.35rem,7vw,4.25rem);line-height:1.08;letter-spacing:-.045em;margin:.55rem 0 1rem}.subtitle{font-size:1.22rem;line-height:1.65;color:var(--muted);margin:0 0 1.2rem}.article-tags{display:flex;flex-wrap:wrap;gap:8px}.article-tags span{font-size:.82rem;color:var(--accent);background:var(--accent-soft);border-radius:99px;padding:4px 10px}.audio-card{background:linear-gradient(135deg,#173f34,#0f6b52);color:#fff;border-radius:20px;padding:20px 22px;margin:30px 0;box-shadow:0 14px 38px #1448392e}.audio-card-title{display:flex;align-items:center;gap:12px}.audio-card-title>span{font-size:1.8rem}.audio-card-title strong,.audio-card-title small{display:block}.audio-card-title small{opacity:.72;margin-top:2px}.article audio{width:100%;margin:16px 0 4px;accent-color:#fff}.text-button{border:0;background:transparent;color:#ffffffb8;padding:4px 0;cursor:pointer}.summary-box,.key-points{border-radius:18px;padding:20px 24px;margin:28px 0}.summary-box{background:var(--warm);border:1px solid #f0dfb8}.key-points{background:var(--card);border:1px solid var(--line)}.summary-box h2,.key-points h2{margin-top:0}.key-points ol{padding-left:1.4rem}.key-points li{padding:.35rem 0 .35rem .3rem}.article-content{font-size:1.06rem}.article-content h2{font-size:1.55rem;margin-top:2.5rem;line-height:1.35}.article-content blockquote{margin:1.6rem 0;padding:13px 18px;border-left:4px solid var(--accent);background:var(--accent-soft);border-radius:0 12px 12px 0;font-weight:650}.notice{padding:14px;border-left:4px solid var(--accent);background:#e7efe9}.chapters{display:grid;gap:8px}.chapters button{border:1px solid var(--line);border-radius:10px;background:var(--card);color:var(--accent);padding:10px 12px;text-align:left;cursor:pointer}.transcript-fold{margin:48px 0 12px;border:1px solid var(--line);border-radius:16px;background:var(--card);overflow:hidden}.transcript-fold summary{display:flex;justify-content:space-between;align-items:center;padding:18px 20px;cursor:pointer;font-weight:750;list-style:none}.transcript-fold summary::-webkit-details-marker{display:none}.transcript-fold summary small{color:var(--muted);font-weight:500}.transcript-fold[open] summary{border-bottom:1px solid var(--line)}.transcript-body{padding:18px 22px;color:#39433f;font-size:.96rem;line-height:1.85}.transcript-body h3{margin-top:2rem}.source-section{margin-top:42px;padding-top:8px}.sources{padding:0;list-style:none;display:grid;gap:10px}.sources li{display:grid;grid-template-columns:minmax(90px,auto) 1fr auto;gap:10px;align-items:baseline;padding:12px 14px;background:var(--card);border:1px solid var(--line);border-radius:11px}.sources li span,.sources li time{color:var(--muted);font-size:.82rem}footer{margin-top:70px;padding:32px 0;border-top:1px solid var(--line);color:var(--muted)}@media(max-width:650px){.nav{gap:12px}.hero{padding-top:44px}.article{margin-top:36px}.article h1{font-size:2.4rem}.audio-card,.summary-box,.key-points{border-radius:14px;padding:17px}.sources li{grid-template-columns:1fr}.sources li span{font-weight:700}.transcript-body{padding:14px 17px}}