/* 设计晨报 — light newspaper morning brief */
:root{
  --bg:#f7f5f0; --paper:#fff; --ink:#1a1a1a; --ink2:#3d3a36; --muted:#6b6560;
  --line:#e5e1d8; --accent:#9b2335; --chip:#fff;
  --vstrip:#0e1016; --vstrip-ink:#f2f0ea;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font-family:"PingFang SC","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  background:var(--bg);color:var(--ink);line-height:1.55;-webkit-font-smoothing:antialiased}
a{color:#1d4e89;text-decoration:none}a:hover{text-decoration:underline}
img{max-width:100%;display:block}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}

/* sticky frosted top bar */
.bar{position:sticky;top:0;z-index:80;background:rgba(247,245,240,.88);backdrop-filter:saturate(1.2) blur(14px);
  -webkit-backdrop-filter:saturate(1.2) blur(14px);border-bottom:1px solid var(--line)}
.bar-inner{display:flex;align-items:center;gap:16px;padding:10px 0;min-height:52px}
.bar .wordmark{flex:0 0 auto;font-weight:750;font-size:16px;letter-spacing:-.01em;color:var(--ink);white-space:nowrap}
.bar .wordmark a{color:inherit;text-decoration:none}
.bar .edition{flex:0 0 auto;font-size:12px;color:var(--muted);white-space:nowrap;padding-right:8px;border-right:1px solid var(--line)}
.chips{display:flex;gap:8px;overflow-x:auto;scrollbar-width:thin;flex:1;padding:2px 0}
.chip{flex:0 0 auto;padding:5px 12px;border-radius:999px;background:var(--chip);color:var(--ink2);font-size:12.5px;
  border:1px solid var(--line);white-space:nowrap}
.chip:hover{background:#f0eee8;text-decoration:none;border-color:#cfc8bb}
.chip.dim{opacity:.4}
.chip.on{background:var(--ink);color:var(--bg);border-color:var(--ink)}
.chip .dot{display:inline-block;width:6px;height:6px;border-radius:50%;margin-right:5px;vertical-align:middle}
.bar .nav-archive{flex:0 0 auto;font-size:13px;font-weight:650;color:var(--accent);padding:5px 12px;border:1px solid var(--line);border-radius:999px;background:var(--chip);white-space:nowrap}
.bar .nav-archive:hover{background:#f0eee8;text-decoration:none;border-color:#cfc8bb}
.issue-nav{display:flex;justify-content:space-between;align-items:center;gap:12px;margin:4px auto 18px;font-size:13px;font-weight:650}
.issue-nav a{color:var(--ink2)}.issue-nav a:hover{color:var(--accent)}
.issue-nav .prev,.issue-nav .next{white-space:nowrap}

/* hero */
.hero{position:relative;border-radius:0;overflow:hidden;min-height:420px;background:#2a2723;margin:0 0 28px}
.hero.full{border-radius:0;margin:0 0 28px;width:100%}
.hero.full .cap{padding-left:max(28px, calc((100% - 1120px)/2 + 28px));padding-right:28px}
.hero img,.hero .ph{width:100%;height:100%;min-height:420px;object-fit:cover}
.hero .scrim{position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,.08) 10%,rgba(0,0,0,.82) 100%);pointer-events:none}
.hero .cap{position:absolute;left:0;right:0;bottom:0;padding:32px 28px 36px;max-width:720px}
.hero .tag{display:inline-block;font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:#f0c9a0;margin-bottom:8px;font-weight:650}
.hero h1{margin:0;font-size:clamp(26px,3.8vw,42px);line-height:1.2;font-weight:750;color:#fff}
.hero .dek{margin:12px 0 0;color:#e8e4dc;font-size:16px;max-width:40rem;background:none;border:0;padding:0}
.hero .cta{display:inline-block;margin-top:16px;padding:8px 16px;background:#fff;color:var(--ink);border-radius:8px;font-size:14px;font-weight:650}
.hero .cta:hover{text-decoration:none;background:#f0eee8}

/* 今日要点 */
.brief{margin:0 0 28px;padding:18px 20px;background:var(--paper);border:1px solid var(--line);border-radius:14px}
.brief .sh{margin:0 0 12px;font-size:15px;font-weight:700;color:var(--accent);letter-spacing:.04em}
.brief ol{margin:0;padding:0 0 0 1.25rem}
.brief li{margin:0 0 8px;color:var(--ink2);font-size:14.5px}
.brief li:last-child{margin-bottom:0}

.sh{margin:0 0 14px;font-size:18px;font-weight:700;color:var(--ink);display:flex;align-items:baseline;justify-content:space-between;gap:12px;
  border-bottom:1px solid var(--line);padding-bottom:8px}
.sh a.more{font-size:13px;font-weight:500;color:var(--muted)}

/* cards */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:28px}
.cards.two{grid-template-columns:repeat(2,1fr)}
@media(max-width:900px){.cards{grid-template-columns:1fr 1fr}.cards.two{grid-template-columns:1fr}}
@media(max-width:560px){.cards,.cards.two{grid-template-columns:1fr}.hero,.hero img,.hero .ph{min-height:300px}}
.card{background:var(--paper);border-radius:14px;overflow:hidden;border:1px solid var(--line);display:flex;flex-direction:column;color:inherit;
  box-shadow:0 1px 2px rgba(26,26,26,.04)}
a.card:hover{border-color:#cfc8bb;text-decoration:none;box-shadow:0 4px 14px rgba(26,26,26,.08)}
.card .thumb{position:relative;aspect-ratio:4/3;background:#ebe6dc;overflow:hidden}
.card .thumb img{width:100%;height:100%;object-fit:cover}
.card .play{position:absolute;left:10px;bottom:10px;background:rgba(0,0,0,.72);color:#fff;font-size:11px;padding:3px 8px;border-radius:6px}
.card .body{padding:12px 14px 16px;flex:1}
.card .tag{font-size:11px;letter-spacing:.04em;font-weight:650}
.card h3{margin:4px 0 6px;font-size:16px;line-height:1.35;color:#151515}
.card p{margin:0;font-size:13px;color:var(--muted)}

/* dark AI video strip */
.vstrip{margin:32px 0;padding:28px 0 20px;background:var(--vstrip);color:var(--vstrip-ink);border-radius:18px}
.vstrip .sh{color:#fff;border-bottom-color:rgba(255,255,255,.12)}
.vstrip .sh a.more{color:rgba(255,255,255,.55)}
.vstrip .feat{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:16px}
@media(max-width:700px){.vstrip .feat{grid-template-columns:1fr}}
.vstrip .card{background:#161820;border-color:#2a2d38;color:var(--vstrip-ink)}
.vstrip .card h3{color:#fff}
.vstrip .card p{color:rgba(255,255,255,.55)}
.vstrip .card .tag{color:#ff375f}
.vstrip .cards{margin-bottom:8px}

/* section blocks */
.secblock{margin:36px 0 10px;scroll-margin-top:72px}
.ph{display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#ebe6dc,#d8d2c6);color:#8a847a;font-size:14px;min-height:160px;width:100%;height:100%}
.ph.kw{padding:24px;text-align:center;aspect-ratio:4/3}

/* comparison */
.cmp{width:100%;border-collapse:collapse;margin:8px 0 28px;font-size:14px;background:var(--paper)}
.cmp th,.cmp td{border:1px solid var(--line);padding:10px 12px;text-align:left}
.cmp th{background:#f0eee8;color:var(--ink2);font-weight:650}

/* footer blocks */
.fblock{margin:20px 0;padding:16px 18px;background:var(--paper);border-radius:12px;border:1px solid var(--line)}
.fblock h2{margin:0 0 8px;font-size:14px;color:var(--accent);letter-spacing:.04em}
.fblock p,.fblock li{margin:0 0 6px;color:var(--ink2);font-size:14px}
.fblock details summary{cursor:pointer;color:var(--muted);font-size:13px}
.footer{padding:24px 0 40px;color:#8a847a;font-size:12px;border-top:1px solid var(--line);margin-top:32px}

/* article */
.ahero{position:relative;width:100%;max-height:520px;overflow:hidden;background:#1a1a1a;margin:0 0 20px}
.ahero img{width:100%;max-height:520px;object-fit:cover}
.abody{max-width:820px;margin:0 auto;padding:8px 20px 60px}
.abody .crumb{font-size:13px;color:var(--muted);margin-bottom:12px}
.abody h1{font-size:clamp(26px,3.5vw,36px);margin:0 0 10px;line-height:1.25}
.abody .sum{color:#4a463f;font-size:17px;margin:0 0 18px}
.vid{background:#000;border-radius:14px;overflow:hidden;margin:0 0 18px}
.vid iframe,.vid video{width:100%;aspect-ratio:16/9;border:0;display:block;background:#000}
.yt{position:relative}
.vcap{font-size:12px;color:var(--muted);padding:8px 4px 0}
.quote{margin:18px 0;padding:16px 18px;background:#faf8f4;border-left:3px solid var(--accent);border-radius:0 10px 10px 0}
.quote .qlab{font-size:12px;color:var(--accent);font-weight:700;letter-spacing:.04em;margin-bottom:6px}
.quote p{margin:0;color:var(--ink2);font-size:15px;white-space:pre-wrap}
.gal{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin:18px 0}
@media(max-width:560px){.gal{grid-template-columns:1fr}}
.gal figure{margin:0;background:var(--paper);border:1px solid var(--line);border-radius:10px;overflow:hidden}
.gal img{width:100%;aspect-ratio:16/10;object-fit:cover}
.gal figcaption{padding:8px 10px;font-size:12px;color:var(--muted)}
.block{margin:18px 0;padding:14px 16px;background:var(--paper);border-radius:12px;border:1px solid var(--line)}
.block h2{margin:0 0 8px;font-size:14px;color:var(--accent);letter-spacing:.04em}
.block p,.block li{margin:0;color:#2a2723;font-size:15px}
.related{margin-top:36px}
.related .cards{grid-template-columns:repeat(3,1fr)}

.lede{margin:18px 0 8px;color:var(--muted);font-size:14px}