:root{
  --bg:#f6f3ee; --surface:#fffdf9; --ink:#1c1a17; --muted:#6d675f; --line:#e4ddd2;
  --accent:#c4321f; --accent-ink:#fff; --accent-soft:#f7e3de; --radius:14px;
  --font:"AradVF","Vazirmatn","Vazir","IRANSansX",Tahoma,"Segoe UI",system-ui,sans-serif;
}
@media (prefers-color-scheme:dark){
  :root{--bg:#15130f;--surface:#1e1b16;--ink:#f1ece3;--muted:#a69f93;--line:#322d25;--accent:#ee6a55;--accent-ink:#1a0d09;--accent-soft:#33211d}
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font);line-height:1.9;font-size:16px}
a{color:inherit}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.wrap{max-width:820px;margin:0 auto;padding:0 16px 40px}
.top{display:flex;align-items:center;justify-content:space-between;max-width:1080px;margin:0 auto;padding:16px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;font-weight:800;font-size:1.15rem}
.brand-mark{display:grid;place-items:center;width:34px;height:34px;border-radius:10px;background:var(--accent);color:var(--accent-ink);font-size:1.2rem}
.top-nav{display:flex;gap:18px}
.top-nav a{text-decoration:none;color:var(--muted);font-size:.95rem}
.top-nav a:hover{color:var(--ink)}
.hero{padding:6vh 0 18px;text-align:center}
.has-q .hero{padding:8px 0 14px;text-align:start}
.hero h1{font-size:clamp(1.7rem,5vw,2.6rem);line-height:1.5;margin:0 0 8px;font-weight:800}
.lead{color:var(--muted);margin:0 0 26px}
.ask-form{display:flex;gap:8px;background:var(--surface);border:1.5px solid var(--line);border-radius:999px;padding:6px 6px 6px 8px;box-shadow:0 6px 24px rgba(0,0,0,.05);transition:border-color .15s}
.ask-form:focus-within{border-color:var(--accent)}
.ask-form input{flex:1;min-width:0;border:0;background:transparent;color:inherit;font:inherit;padding:10px 18px;outline:0;font-size:1.05rem}
.ask-form input::placeholder{color:var(--muted)}
.ask-form button{border:0;background:var(--accent);color:var(--accent-ink);font:inherit;font-weight:700;border-radius:999px;padding:0 26px;cursor:pointer}
.ask-form button:hover{filter:brightness(1.07)}
.chips{list-style:none;display:flex;flex-wrap:wrap;gap:8px;justify-content:center;padding:0;margin:18px 0 0}
.chips a{display:block;text-decoration:none;font-size:.9rem;color:var(--muted);border:1px solid var(--line);background:var(--surface);padding:4px 14px;border-radius:999px}
.chips a:hover{border-color:var(--accent);color:var(--ink)}
.answer{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:18px 20px;margin:14px 0 22px;border-inline-start:4px solid var(--accent)}
.answer-head{display:flex;align-items:center;gap:8px;font-weight:700;color:var(--accent);margin-bottom:6px}
.dot{width:8px;height:8px;border-radius:50%;background:var(--accent)}
.answer-body p{margin:0 0 .7em;font-size:1.05rem}
.answer-body sup a{display:inline-grid;place-items:center;min-width:18px;height:18px;margin:0 2px;font-size:.7rem;border-radius:6px;background:var(--accent-soft);color:var(--accent);text-decoration:none;font-weight:700;vertical-align:super}
.muted{color:var(--muted)}
.skeleton i{display:block;height:12px;border-radius:6px;margin:12px 0;background:linear-gradient(90deg,var(--line),transparent,var(--line));background-size:200% 100%;animation:sk 1.2s linear infinite}
.skeleton i:nth-child(2){width:86%}.skeleton i:nth-child(3){width:62%}
@keyframes sk{to{background-position:-200% 0}}
.mode{font-size:.82rem;color:var(--muted);margin-top:4px}
.srcbox{margin-top:12px;border-top:1px dashed var(--line);padding-top:10px;font-size:.92rem}
.srcbox summary{cursor:pointer;font-weight:700;color:var(--muted)}
.srcbox ol,.srcbox ul{margin:8px 0 0;padding-inline-start:22px}
.srcbox li{margin:4px 0;padding:2px 6px;border-radius:6px}
.srcbox li.flash{background:var(--accent-soft)}
.srcbox .m,.webh{color:var(--muted);font-size:.85rem}
.webh{margin-top:10px;font-weight:700}
.tabs{display:flex;gap:6px;margin:0 0 14px;overflow:auto}
.tabs a{white-space:nowrap;text-decoration:none;font-size:.92rem;padding:4px 14px;border-radius:999px;border:1px solid var(--line);color:var(--muted)}
.tabs a.on{background:var(--ink);color:var(--bg);border-color:var(--ink)}
.results h2{font-size:1.1rem;margin:0 0 12px}
.card{display:grid;grid-template-columns:200px 1fr;gap:16px;padding:14px 0;border-top:1px solid var(--line)}
.thumb{display:block;aspect-ratio:16/9;border-radius:10px;overflow:hidden;background:var(--line)}
.thumb img{width:100%;height:100%;object-fit:cover;display:block}
.noimg{display:grid;place-items:center;height:100%;color:var(--muted);font-weight:700}
.meta{display:flex;gap:10px;font-size:.8rem;color:var(--muted)}
.meta span+span::before{content:"·";margin-inline-end:10px}
.card h3{margin:2px 0 4px;font-size:1.08rem;line-height:1.7}
.card h3 a{text-decoration:none}.card h3 a:hover{color:var(--accent)}
.card p{margin:0;color:var(--muted);font-size:.92rem;line-height:1.85}
.foot{max-width:820px;margin:0 auto;padding:22px 16px 40px;color:var(--muted);font-size:.82rem;display:flex;gap:14px;justify-content:space-between;flex-wrap:wrap;border-top:1px solid var(--line)}
@media (max-width:560px){
  .card{grid-template-columns:1fr}
  .top-nav{gap:12px}
  .ask-form button{padding:0 18px}
}