/* ==============================================================================
   ایجنت‌ساز (Agent Forge) — بازی یادگیری Harness / Loop / Context Engineering
   Scoped under `.af` and mapped onto the portfolio's own design tokens, so the
   game follows the site's light/dark theme, type and palette automatically.
   Source game: single-file app; DATA + engine live in agent-forge.js.
   ============================================================================== */
.af{
  /* --- token bridge: game names → site tokens --- */
  --bg:var(--bg-base);
  --bg2:var(--bg-surface);
  --card:var(--bg-input);
  --card2:var(--bg-surface);
  --line:var(--border-medium);
  --text:var(--text-primary);
  --muted:var(--text-secondary);
  --accent:var(--primary);
  --purple:var(--matcha);            /* the "model / brain" colour */
  --accent2:var(--af-gold);          /* rewards: stars, badges, todo */
  --ok:var(--matcha);
  --danger:#B3261E;
  --shadow:var(--shadow-sm);
  --r:var(--radius-lg);
  --af-gold:#B7791F;
  --af-gold-glow:rgba(183,121,31,.35);
  --af-header-offset:84px;

  font-family:var(--font-main);
  color:var(--text);
  line-height:1.9;
  scroll-margin-top:var(--af-header-offset);
  z-index:auto; /* keep .overlay/.toast above the fixed header (global section{z-index:2}) */
}
[data-theme="dark"] .af{
  --card:rgba(58,36,24,.9);
  --danger:#F28B82;
  --af-gold:#E3A94A;
  --af-gold-glow:rgba(227,169,74,.4);
}
.af *{box-sizing:border-box}
.af a{color:var(--accent)}
.af .wrap{max-width:980px;margin:0 auto;padding:16px 16px 60px}
/* ============ TOPBAR ============ */
.af .topbar{position:sticky;top:0;z-index:5;background:color-mix(in srgb,var(--bg) 85%,transparent);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.af .topbar .in{max-width:980px;margin:0 auto;padding:10px 16px;display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.af .brand{font-weight:900;font-size:18px;cursor:pointer;display:flex;align-items:center;gap:8px}
.af .brand span{color:var(--accent)}
.af .xpwrap{flex:1;min-width:160px}
.af .xpbar{height:10px;background:var(--bg2);border:1px solid var(--line);border-radius:99px;overflow:hidden}
.af .xpbar i{display:block;height:100%;background:linear-gradient(90deg,var(--accent),var(--purple));transition:width .5s}
.af .xptext{font-size:12px;color:var(--muted);display:flex;justify-content:space-between}
.af .badges{display:flex;gap:6px}
.af .bdg{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:var(--bg2);border:1px solid var(--line);font-size:17px;filter:grayscale(1);opacity:.45;transition:.3s}
.af .bdg.on{filter:none;opacity:1;box-shadow:0 0 0 2px var(--accent2), 0 0 18px var(--af-gold-glow)}
.af .iconbtn{background:none;border:1px solid var(--line);color:var(--muted);border-radius:10px;padding:4px 10px;cursor:pointer;font-family:inherit;font-size:12px}
.af .iconbtn:hover{color:var(--text)}
/* ============ GENERIC ============ */
.af .card{background:var(--card);border:2px solid var(--line);border-radius:var(--r);padding:20px;box-shadow:var(--shadow);margin-bottom:16px}
.af .card.hl{border-color:var(--accent);box-shadow:0 6px 0 rgba(79,70,229,.25), 0 14px 30px rgba(79,70,229,.15)}
.af .card.soft{background:var(--card2);box-shadow:none}
.af h2{font-size:30px;margin:0 0 8px;font-weight:900;line-height:1.4}
.af h3{font-size:22px;margin:0 0 10px;font-weight:800}
.af h4{font-size:17px;margin:0 0 6px;font-weight:700}
.af p{margin:0 0 10px}
.af .muted{color:var(--muted)}
.af .small{font-size:13px}
.af .btn{display:inline-flex;align-items:center;gap:8px;background:var(--accent);color:var(--cream);border:none;border-radius:14px;padding:11px 18px;min-height:44px;font-weight:700;font-family:inherit;font-size:15px;cursor:pointer;transition:.15s;text-decoration:none;box-shadow:0 4px 0 rgba(0,0,0,.18)}
.af .btn:hover{transform:translateY(-1px);filter:brightness(1.06)}
.af .btn:active{transform:translateY(2px);box-shadow:0 1px 0 rgba(0,0,0,.18)}
.af .btn.lg{font-size:17px;padding:14px 26px}
.af .btn:focus-visible, .af .opt:focus-visible, .af .part:focus-visible, .af .ccard:focus-visible{outline:3px solid var(--accent2);outline-offset:2px}
.af .btn:disabled{opacity:.45;cursor:not-allowed;transform:none}
.af .btn.sec{background:var(--card2);color:var(--text);border:2px solid var(--line);box-shadow:0 3px 0 var(--line)}
.af .btn.warn{background:var(--accent2);color:var(--cream)}
.af .btn.dng{background:var(--danger);color:var(--cream)}
.af .btn.sm{padding:6px 12px;font-size:13px;border-radius:10px;min-height:36px}
.af .row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.af .row.between{justify-content:space-between}
.af .grid2{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:14px}
.af .grid3{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px}
.af .tag{display:inline-block;font-size:12px;padding:2px 10px;border-radius:99px;background:var(--bg2);border:1px solid var(--line);color:var(--muted)}
.af .tag.ok{color:var(--ok);border-color:var(--ok)}
.af .tag.bad{color:var(--danger);border-color:var(--danger)}
.af .tag.acc{color:var(--accent);border-color:var(--accent)}
.af .stars{color:var(--accent2);letter-spacing:2px;font-size:18px}
.af .stars .off{opacity:.25}
.af .fade{animation:af-fade .4s ease both}

@keyframes af-fade{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.af .pulse{animation:af-pulse 1.2s infinite}

@keyframes af-pulse{0%,100%{opacity:1}50%{opacity:.5}}
.af .shake{animation:af-shake .5s}

@keyframes af-shake{0%,100%{transform:none}20%{transform:translateX(-6px)}40%{transform:translateX(6px)}60%{transform:translateX(-4px)}80%{transform:translateX(4px)}}
.af .toast{position:fixed;bottom:20px;left:50%;transform:translateX(-50%);background:var(--card);border:1px solid var(--accent);color:var(--text);padding:10px 18px;border-radius:12px;box-shadow:var(--shadow);z-index:9;animation:af-fade .3s;font-weight:700}
.af .kbd{font-family:ui-monospace,Menlo,monospace;background:var(--bg2);border:1px solid var(--line);padding:0 6px;border-radius:6px;font-size:13px;direction:ltr;display:inline-block}
.af .center{text-align:center}
.af hr.sep{border:0;border-top:1px dashed var(--line);margin:16px 0}
/* ============ MAP ============ */
.af .map{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:14px}
.af .node{position:relative;cursor:pointer;transition:.2s}
.af .node:hover{transform:translateY(-3px)}
.af .node.locked{opacity:.5;cursor:not-allowed}
.af .node .ico{font-size:40px;margin-bottom:6px}
.af .node .num{position:absolute;top:12px;left:14px;font-size:12px;color:var(--muted)}
/* ============ CHAT / STORY ============ */
.af .chat{display:flex;flex-direction:column;gap:10px}
.af .msg{max-width:85%;padding:10px 14px;border-radius:14px;animation:af-fade .35s both;white-space:pre-wrap}
.af .msg.user{align-self:flex-start;background:var(--card2);border:1px solid var(--line);border-top-right-radius:4px}
.af .msg.model{align-self:flex-end;background:color-mix(in srgb,var(--accent) 12%,var(--card));border:1px solid color-mix(in srgb,var(--accent) 40%,var(--line));border-top-left-radius:4px}
.af .msg.nar{align-self:center;max-width:95%;background:color-mix(in srgb,var(--accent2) 14%,var(--card));border:1px dashed var(--accent2);font-size:14px}
.af .msg.tool{align-self:flex-end;background:var(--bg2);border:1px solid var(--line);font-family:ui-monospace,Menlo,monospace;font-size:13px;direction:ltr;text-align:left}
.af .msg .who{font-size:11px;color:var(--muted);margin-bottom:2px}
/* ============ DIAGRAM ============ */
.af .diagram{display:grid;grid-template-columns:1fr auto 1fr;gap:10px;align-items:center}
.af .dbox{background:var(--bg2);border:1px solid var(--line);border-radius:12px;padding:10px;text-align:center;font-size:14px}
.af .dbox.core{background:linear-gradient(135deg,color-mix(in srgb,var(--purple) 30%,var(--card)),var(--card));border-color:var(--purple);font-weight:800;padding:18px;font-size:16px}
.af .loopd{display:flex;gap:6px;align-items:center;justify-content:center;flex-wrap:wrap;margin:10px 0}
.af .loopd .dbox{min-width:110px}
.af .loopd .arr{color:var(--accent);font-size:20px}
/* ============ HARNESS GAME ============ */
.af .harness{display:grid;grid-template-columns:1fr 1.2fr;gap:14px}
@media(max-width:700px){.af .harness{grid-template-columns:1fr}
}
.af .parts{display:grid;grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:8px}
.af .part{background:var(--bg2);border:2px solid var(--line);border-radius:12px;padding:10px 8px;text-align:center;cursor:pointer;transition:.15s;user-select:none}
.af .part:hover{border-color:var(--accent)}
.af .part.on{border-color:var(--accent);background:color-mix(in srgb,var(--accent) 16%,var(--bg2));box-shadow:0 0 0 2px color-mix(in srgb,var(--accent) 40%,transparent)}
.af .part .pi{font-size:24px}
.af .part .pn{font-size:13px;font-weight:700}
.af .part .pd{font-size:11px;color:var(--muted);line-height:1.5}
.af .agentbox{border:2px dashed var(--line);border-radius:16px;padding:14px;min-height:200px;display:flex;flex-direction:column;gap:10px;align-items:center;justify-content:center;background:var(--card2)}
.af .core{width:110px;height:110px;border-radius:50%;display:grid;place-items:center;background:radial-gradient(circle at 30% 30%,var(--matcha-light),var(--matcha));color:var(--cream);font-weight:900;box-shadow:0 0 30px var(--matcha-glow);font-size:14px;text-align:center;line-height:1.3}
.af .slots{display:flex;gap:6px;flex-wrap:wrap;justify-content:center}
.af .slot{background:var(--bg2);border:1px solid var(--accent);border-radius:10px;padding:4px 10px;font-size:13px;animation:af-fade .3s}
/* ============ TRACE ============ */
.af .trace{background:var(--bg2);border:1px solid var(--line);border-radius:12px;padding:12px;max-height:340px;overflow:auto;display:flex;flex-direction:column;gap:6px}
.af .tl{padding:6px 10px;border-radius:8px;font-size:14px;animation:af-fade .3s;border-right:3px solid var(--line);background:var(--card)}
.af .tl.model{border-right-color:var(--purple)}
.af .tl.tool{border-right-color:var(--accent);font-family:ui-monospace,Menlo,monospace;font-size:13px}
.af .tl.bad{border-right-color:var(--danger);background:color-mix(in srgb,var(--danger) 12%,var(--card))}
.af .tl.good{border-right-color:var(--ok);background:color-mix(in srgb,var(--ok) 12%,var(--card))}
.af .tl.warn{border-right-color:var(--accent2);background:color-mix(in srgb,var(--accent2) 12%,var(--card))}
.af .tl.user{border-right-color:var(--muted)}
.af .meter{display:flex;gap:14px;flex-wrap:wrap;font-size:14px}
.af .meter b{color:var(--accent2)}
/* ============ LOOP GAME ============ */
.af .dials{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:10px}
.af .dial{background:var(--bg2);border:1px solid var(--line);border-radius:12px;padding:10px}
.af .dial h5{margin:0 0 6px;font-size:14px}
.af .opts{display:flex;flex-direction:column;gap:4px}
.af .opt{border:1px solid var(--line);border-radius:8px;padding:5px 9px;font-size:13px;cursor:pointer;background:var(--card)}
.af .opt:hover{border-color:var(--accent)}
.af .opt.on{border-color:var(--accent);background:color-mix(in srgb,var(--accent) 16%,var(--card));font-weight:700}
/* ============ CONTEXT GAME ============ */
.af .budget{height:22px;background:var(--bg2);border:1px solid var(--line);border-radius:99px;overflow:hidden;position:relative}
.af .budget i{display:block;height:100%;background:linear-gradient(90deg,var(--accent),var(--accent2));transition:width .3s}
.af .budget.over i{background:var(--danger)}
.af .budget span{position:absolute;inset:0;display:grid;place-items:center;font-size:12px;font-weight:700}
.af .cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:8px}
.af .ccard{background:var(--bg2);border:2px solid var(--line);border-radius:12px;padding:9px;cursor:pointer;font-size:13px;transition:.15s;user-select:none}
.af .ccard:hover{border-color:var(--accent)}
.af .ccard.on{border-color:var(--accent);background:color-mix(in srgb,var(--accent) 16%,var(--bg2))}
.af .ccard .sz{font-size:11px;color:var(--muted)}
.af .window{display:flex;gap:4px;flex-wrap:wrap;background:var(--bg2);border:2px solid var(--line);border-radius:12px;padding:8px;min-height:64px;align-items:center}
.af .window.over{border-color:var(--danger)}
.af .blk{height:40px;border-radius:8px;display:grid;place-items:center;font-size:11px;font-weight:700;padding:0 6px;animation:af-fade .3s;border:1px solid var(--line);background:var(--card);white-space:nowrap}
.af .blk.rule{background:color-mix(in srgb,var(--accent2) 30%,var(--card));border-color:var(--accent2)}
.af .blk.fact{background:color-mix(in srgb,var(--purple) 30%,var(--card));border-color:var(--purple)}
.af .blk.tool{background:color-mix(in srgb,var(--muted) 18%,var(--card))}
.af .blk.sum{background:color-mix(in srgb,var(--accent) 30%,var(--card));border-color:var(--accent)}
.af .blk.gone{opacity:.25;text-decoration:line-through}
.af .memory{display:flex;gap:6px;flex-wrap:wrap;min-height:40px;border:1px dashed var(--purple);border-radius:12px;padding:8px}
/* ============ QUIZ ============ */
.af .q{margin-bottom:14px}
.af .q .opt{display:block;width:100%;text-align:right;padding:12px 14px;font-size:15px;margin-bottom:8px;font-family:inherit;color:var(--text);min-height:44px}
.af .q .opt:disabled{cursor:default}
.af .q .opt.right{border-color:var(--ok);background:color-mix(in srgb,var(--ok) 16%,var(--card))}
.af .q .opt.wrong{border-color:var(--danger);background:color-mix(in srgb,var(--danger) 16%,var(--card))}
.af .expl{font-size:13px;color:var(--muted);border-right:3px solid var(--accent);padding-right:10px;margin-top:6px;animation:af-fade .3s}
/* ============ CERT ============ */
.af .cert{border:3px double var(--accent2);border-radius:20px;padding:26px;text-align:center;background:linear-gradient(160deg,var(--card),var(--card2))}
.af .cert .big{font-size:56px}
.af textarea{width:100%;min-height:80px;background:var(--bg2);color:var(--text);border:1px solid var(--line);border-radius:10px;padding:10px;font-family:inherit;font-size:14px;resize:vertical}
.af .steps{display:flex;gap:6px;align-items:center;flex-wrap:wrap;font-size:12px;color:var(--muted);margin-bottom:10px}
.af .steps span{padding:2px 8px;border-radius:99px;border:1px solid var(--line)}
.af .steps span.on{color:var(--accent);border-color:var(--accent);font-weight:700}
.af .steps span.done{color:var(--ok);border-color:var(--ok)}
/* ============ V2: مسیر یادگیری ============ */
.af .pathbar{display:flex;align-items:center;gap:6px;flex-wrap:wrap;font-size:13px;margin-bottom:8px;color:var(--muted)}
.af .pathbar b{color:var(--text)}
.af .crumb{background:none;border:0;color:var(--accent);font-family:inherit;font-size:13px;cursor:pointer;padding:4px 6px;border-radius:8px;min-height:32px}
.af .crumb:hover{background:var(--bg2)}
.af .pathbar .sep{opacity:.5}
.af .dots{margin-inline-start:auto;display:flex;align-items:center;gap:4px}
.af .dots i{width:10px;height:10px;border-radius:50%;background:var(--bg2);border:2px solid var(--line);display:inline-block}
.af .dots i.done{background:var(--ok);border-color:var(--ok)}
.af .dots i.cur{background:var(--accent);border-color:var(--accent);transform:scale(1.25)}
.af .dots .small{margin-inline-start:6px}
.af .todo{background:color-mix(in srgb,var(--accent2) 12%,var(--card));border:2px dashed var(--accent2);border-radius:14px;padding:10px 14px;margin-bottom:14px;font-size:14px}
.af .navbar{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap;margin-top:18px;padding-top:14px;border-top:2px dashed var(--line)}
.af .hero{padding:36px 20px}
.af .resume{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;border-color:var(--accent);background:linear-gradient(135deg,color-mix(in srgb,var(--accent) 10%,var(--card)),var(--card))}
.af .road{position:relative;padding-right:26px}
.af .road:before{content:'';position:absolute;right:14px;top:10px;bottom:30px;width:4px;background:var(--line);border-radius:4px}
.af .rnode{position:relative;margin-bottom:6px}
.af .rdot{position:absolute;right:-26px;top:18px;width:32px;height:32px;border-radius:50%;background:var(--card);border:3px solid var(--line);display:grid;place-items:center;font-size:15px;z-index:1}
.af .rnode.cur .rdot{border-color:var(--accent);box-shadow:0 0 0 4px color-mix(in srgb,var(--accent) 25%,transparent);animation:af-pulse 1.6s infinite}
.af .rnode.done .rdot{border-color:var(--ok)}
.af .rnode.locked .card{opacity:.55}
.af .checks{display:flex;gap:6px;flex-wrap:wrap}
.af .chk{font-size:12px;padding:2px 9px;border-radius:99px;background:var(--bg2);border:1px solid var(--line);color:var(--muted)}
.af .chk.on{color:var(--ok);border-color:var(--ok);background:color-mix(in srgb,var(--ok) 10%,var(--card))}
.af .steprow{display:flex;align-items:center;gap:12px;padding:12px 0;border-bottom:1px dashed var(--line);flex-wrap:wrap}
.af .steprow:last-child{border-bottom:0}
.af .steprow.locked{opacity:.5}
.af .steprow.next{background:color-mix(in srgb,var(--accent) 7%,transparent);margin:0 -12px;padding:12px;border-radius:12px}
.af .snum{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:var(--bg2);border:2px solid var(--line);font-weight:800;flex-shrink:0}
.af .steprow.done .snum{background:var(--ok);border-color:var(--ok);color:var(--cream)}
.af .steprow.next .snum{background:var(--accent);border-color:var(--accent);color:var(--cream)}
.af .qprog{background:var(--card2);border:2px solid var(--line);border-radius:14px;padding:10px 14px;margin-bottom:12px;font-size:14px}
.af .fbbox{border-radius:14px;padding:12px 14px;margin-top:10px;animation:af-fade .3s;font-size:14px}
.af .fbbox.good{background:color-mix(in srgb,var(--ok) 12%,var(--card));border:2px solid var(--ok)}
.af .fbbox.bad{background:color-mix(in srgb,var(--danger) 10%,var(--card));border:2px solid var(--danger)}
.af .cheer{font-weight:700;color:var(--accent);margin:8px 0 0}
.af .overlay{position:fixed;inset:0;background:rgba(28,16,10,.55);backdrop-filter:blur(4px);display:grid;place-items:center;z-index:20;padding:16px;animation:af-fade .3s}
.af .obcard{max-width:520px;width:100%;margin:0}

/* ============ site harmonisation overrides (win by source order) ============ */
.af .wrap{max-width:none;padding:8px 0 40px}
.af .topbar{position:sticky;top:var(--af-header-offset);z-index:5;background:var(--bg-glass);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);margin-bottom:22px}
.af .topbar .in{max-width:none;padding:12px 18px;gap:14px}
.af .brand{font-size:1.15rem;font-weight:700}
.af .xpbar{height:10px;background:var(--bg-surface);border:1px solid var(--border-subtle)}
.af .xpbar i{background:var(--gradient-progress)}
.af .xptext{font-size:.85rem;margin-top:4px}
.af .bdg{width:36px;height:36px;font-size:18px}
.af .iconbtn{border-radius:var(--radius-sm);padding:6px 12px;font-size:.85rem;min-height:36px;transition:var(--transition-fast)}
.af .iconbtn:hover{border-color:var(--primary);color:var(--primary)}
.af .card{border-width:1px;border-color:var(--border-subtle);border-radius:var(--radius-xl);padding:26px;box-shadow:var(--shadow-sm);background:var(--bg-card)}
.af .card.hl{border-color:var(--border-glow);box-shadow:var(--shadow-glow)}
.af .card.soft{background:var(--bg-surface);box-shadow:none;border-color:transparent}
.af h2{font-size:clamp(1.6rem,2.6vw,2rem);font-weight:700;letter-spacing:-.02em;line-height:1.35}
.af h3{font-size:1.35rem;font-weight:700}
.af h4{font-size:1.1rem;font-weight:700}
.af p{font-size:1.02rem}
.af .small{font-size:.92rem}
.af .muted{color:var(--text-secondary)}
.af .btn{background:var(--gradient-btn);color:var(--cream);border-radius:var(--radius-md);padding:12px 22px;font-size:1rem;font-weight:700;box-shadow:0 4px 20px -2px rgba(204,90,39,.35);transition:var(--transition-normal);white-space:normal;text-align:center;line-height:1.5}
.af .btn:hover{transform:translateY(-2px);filter:none;background:var(--gradient-btn-hover);box-shadow:0 8px 30px rgba(204,90,39,.45)}
.af .btn:active{transform:translateY(0);box-shadow:0 2px 10px rgba(204,90,39,.3)}
.af .btn.lg{font-size:1.1rem;padding:15px 30px}
.af .btn.sm{padding:7px 14px;font-size:.9rem;min-height:38px;border-radius:var(--radius-sm)}
.af .btn.sec{background:var(--bg-card);color:var(--text-primary);border:1px solid var(--border-medium);box-shadow:none}
.af .btn.sec:hover{background:var(--bg-surface);border-color:var(--primary);color:var(--primary);box-shadow:none}
.af .btn.warn{background:linear-gradient(135deg,var(--matcha) 0%,var(--matcha-light) 100%);color:var(--cream);box-shadow:0 4px 20px -2px var(--matcha-glow)}
.af .btn.warn:hover{box-shadow:0 8px 30px var(--matcha-glow)}
.af .btn.dng{background:var(--danger);color:#fff;box-shadow:none}
.af .btn:disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}
.af .btn:focus-visible,.af .opt:focus-visible,.af .part:focus-visible,.af .ccard:focus-visible,.af .crumb:focus-visible,.af .iconbtn:focus-visible{outline:3px solid var(--matcha);outline-offset:3px}
.af .tag{font-size:.82rem;padding:3px 12px}
.af .stars{color:var(--af-gold)}
.af .toast{border-radius:var(--radius-md);box-shadow:var(--shadow-lg);z-index:1200;bottom:28px}
.af .overlay{z-index:1100}
.af .obcard{box-shadow:var(--shadow-lg)}
.af .todo{border-width:1px;border-style:dashed;border-color:var(--border-glow);background:var(--bg-card-highlight);border-radius:var(--radius-md)}
.af .navbar{border-top:1px solid var(--border-medium)}
.af .hero{padding:44px 24px}
.af .hero h2{font-size:clamp(2rem,3.4vw,2.6rem)}
.af .resume{border-color:var(--border-glow);background:linear-gradient(135deg,var(--bg-card-highlight),var(--bg-card))}
.af .rdot{border-width:2px}
.af .steprow.next{background:var(--bg-card-highlight)}
.af .steprow.done .snum,.af .steprow.next .snum{color:var(--cream)}
.af .part,.af .ccard,.af .opt,.af .dial,.af .dbox,.af .trace,.af .window,.af .agentbox{border-width:1px;background:var(--bg-surface)}
.af .part:hover,.af .ccard:hover,.af .opt:hover{border-color:var(--primary)}
.af .part.on,.af .ccard.on,.af .opt.on{border-color:var(--primary);background:color-mix(in srgb,var(--primary) 12%,var(--bg-surface));box-shadow:0 0 0 2px var(--primary-glow)}
.af .opt{background:var(--bg-card)}
.af .q .opt{font-size:1rem}
.af .cert{border:3px double var(--af-gold);background:linear-gradient(160deg,var(--bg-card),var(--bg-surface))}
.af textarea{background:var(--bg-input);border-color:var(--border-medium);border-radius:var(--radius-sm);font-size:1rem}
.af textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-glow)}
.af .expl{border-right-color:var(--matcha)}
.af .kbd,.af .msg.tool,.af .tl.tool{font-family:ui-monospace,SFMono-Regular,Menlo,monospace}
.af .msg.model{background:color-mix(in srgb,var(--matcha) 12%,var(--bg-card));border-color:color-mix(in srgb,var(--matcha) 40%,var(--border-medium))}
.af .msg.nar{background:color-mix(in srgb,var(--af-gold) 12%,var(--bg-card));border-color:var(--af-gold)}
.af .fade{animation:af-fade .45s var(--ease-out) both}
@media(max-width:768px){
  .af{--af-header-offset:70px}
  .af .card{padding:18px;border-radius:var(--radius-lg)}
  .af .topbar{border-radius:var(--radius-md)}
  .af .topbar .in{padding:10px 12px;gap:10px}
  .af .hero{padding:28px 14px}
}
@media (prefers-reduced-motion: reduce){.af *{animation:none!important;transition:none!important}}