/* 瓜田观察室 - layout 2 */
:root{--bg:#edf3f0;--ink:#183e36;--accent:#e36d48;--extra:#e2cb9a;--paper:#edf3f0;--line:color-mix(in srgb,var(--ink) 20%,transparent)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font-family:Arial, 'Noto Sans SC', sans-serif;line-height:1.72}a{color:inherit;text-decoration:none}a:hover{color:var(--accent)}img{display:block;max-width:100%;object-fit:cover}.shell{width:min(1140px,calc(100% - 40px));margin:auto}.masthead{display:flex;justify-content:space-between;align-items:center;padding:18px 22px;background:var(--ink);color:var(--bg)}.masthead a{color:inherit}.hero{display:grid;grid-template-columns:.85fr 1.15fr;gap:0;background:var(--extra)}.hero-copy{padding:34px}.hero img{height:340px}.story-grid{grid-template-columns:repeat(2,1fr)}
.brand{font-size:25px;font-weight:800;line-height:1.2}.brand small{display:block;font-size:12px;font-weight:500;color:var(--accent);margin-top:5px}nav{display:flex;gap:20px;flex-wrap:wrap;font-size:14px}.search{display:flex;gap:8px;margin:15px 0}input{font:inherit;min-width:0;padding:9px 12px;border:1px solid var(--line);background:transparent;color:var(--ink)}button{font:inherit;border:0;background:var(--accent);color:white;padding:9px 15px;cursor:pointer}button:hover{filter:brightness(.9)}main{padding:28px 0 64px}.eyebrow{font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--accent);font-weight:700}h1{font-size:clamp(30px,4vw,48px);line-height:1.25;margin:10px 0}h2{font-size:25px;line-height:1.35}.hero p,.summary{font-size:17px;opacity:.83}.hero img{width:100%;object-fit:cover}.meta{font-size:12px;opacity:.65}.section-head{display:flex;justify-content:space-between;align-items:baseline;border-bottom:1px solid var(--line);margin:34px 0 18px}.story-grid{display:grid;gap:22px}.story{border-bottom:1px solid var(--line);padding-bottom:15px}.story img{width:100%;height:180px}.story h3{font-size:19px;line-height:1.4;margin:9px 0}.tag-list{display:flex;gap:9px;flex-wrap:wrap;margin:24px 0}.tag{border:1px solid var(--line);padding:5px 10px;font-size:13px}.page-head{padding:18px 0 26px;border-bottom:1px solid var(--line)}.article{max-width:790px;margin:0 auto}.article>img{width:100%;height:420px;margin:24px 0}.article-body p{font-size:18px;line-height:1.95;margin:24px 0}.article-body h2{margin-top:36px}.notice{border-left:4px solid var(--accent);padding:12px 18px;background:color-mix(in srgb,var(--accent) 8%,var(--bg));font-size:14px}.related{border-top:1px solid var(--line);margin-top:40px;padding-top:12px}footer{border-top:1px solid var(--line);padding:25px 0 45px;font-size:13px;opacity:.78}.foot-row{display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap}.empty{display:none;padding:22px 0}@media(max-width:760px){.shell{width:min(100% - 28px,600px)}.masthead{display:block}nav{margin-top:15px;gap:13px}.hero,.story-grid{grid-template-columns:1fr!important}.hero img{height:245px!important;grid-column:auto;grid-row:auto}.hero-copy{grid-column:auto;grid-row:auto;padding:18px!important}.hero{padding:18px!important}.story:first-child{grid-column:auto}.article>img{height:260px}h1{font-size:32px}.article-body p{font-size:16px}}