:root{
  --ink:#23201b; --muted:#6c645a; --line:#e2dccf; --paper:#fbf8f1; --card:#fff;
  --maroon:#7a1f2b; --maroon-dk:#5d1620; --gold:#b8893b; --green:#2f5d50;
  --shadow:0 1px 2px rgba(0,0,0,.05),0 6px 18px rgba(40,30,20,.06);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);
  font:16px/1.55 -apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;}
h1,h2,h3,.brand-text strong{font-family:Georgia,"Iowan Old Style","Times New Roman",serif;}
a{color:var(--maroon);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:1040px;margin:0 auto;padding:0 20px}
.num{text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap}
.muted{color:var(--muted)}

/* header */
header.site{background:var(--maroon);color:#f6efe2;box-shadow:var(--shadow)}
header .bar{max-width:1040px;margin:0 auto;padding:14px 20px;display:flex;
  align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:12px;color:#fff;text-decoration:none}
.brand-mark{display:grid;place-items:center;width:42px;height:42px;border-radius:50%;
  border:2px solid var(--gold);color:var(--gold);font:700 16px Georgia,serif;letter-spacing:.5px}
.brand-text strong{display:block;font-size:19px;color:#fff;line-height:1.1}
.brand-text small{color:#e7c98e;font-size:12px;letter-spacing:.04em;text-transform:uppercase}
.hsearch{display:flex;gap:6px}
.hsearch input{padding:8px 12px;border:1px solid #8a3a44;border-radius:6px;min-width:220px;
  background:#fff;color:var(--ink)}
.hsearch button{padding:8px 14px;border:0;border-radius:6px;background:var(--gold);color:#3a2a12;
  font-weight:700;cursor:pointer}
.mainnav{max-width:1040px;margin:0 auto;padding:0 20px 10px;display:flex;gap:20px;flex-wrap:wrap}
.mainnav a{color:#f0e3cd;font-size:14px;letter-spacing:.03em;text-transform:uppercase}
.mainnav a.ai{color:#fff;background:var(--maroon-dk);padding:2px 10px;border-radius:20px}

/* hero */
.hero{padding:48px 0 28px;border-bottom:1px solid var(--line)}
.hero h1{font-size:52px;margin:0 0 10px;color:var(--maroon-dk);letter-spacing:-.5px}
.lede{font-size:19px;max-width:640px;color:#4a443c;margin:0 0 22px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap}
.btn{display:inline-block;background:var(--maroon);color:#fff;padding:11px 20px;border-radius:7px;
  font-weight:600}
.btn:hover{background:var(--maroon-dk);text-decoration:none}
.btn.ghost{background:transparent;color:var(--maroon);border:1.5px solid var(--maroon)}

/* cards */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:18px;
  padding:30px 0}
.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:20px;
  box-shadow:var(--shadow)}
.card h3{margin:0 0 8px;font-size:13px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted)}
.card .big{margin:0;font:700 34px/1 Georgia,serif;color:var(--maroon-dk);font-variant-numeric:tabular-nums}
.card .who{margin:6px 0 0;color:#4a443c;font-size:14px}

/* tables */
table.grid{width:100%;border-collapse:collapse;margin:8px 0 6px;background:#fff;
  border:1px solid var(--line);border-radius:10px;overflow:hidden}
table.grid th,table.grid td{padding:9px 12px;border-bottom:1px solid var(--line);text-align:left;font-size:15px}
table.grid thead th{background:#f3ecdd;font:600 12px/1.2 -apple-system,sans-serif;
  text-transform:uppercase;letter-spacing:.05em;color:#6a5f4d}
table.grid tbody tr:hover{background:#fdfaf2}
table.grid tbody tr:last-child td{border-bottom:0}

section{padding:26px 0}
section > h2{font-size:28px;color:var(--maroon-dk);margin:0 0 4px;border-bottom:2px solid var(--gold);
  display:inline-block;padding-bottom:4px}
.more{font-weight:600}
.latest .muted{margin-top:2px}

/* profile */
.profile-head{display:flex;align-items:baseline;gap:14px;flex-wrap:wrap;border-bottom:1px solid var(--line);
  padding-bottom:14px;margin-top:18px}
.profile-head h1{font-size:38px;margin:0;color:var(--maroon-dk)}
.stat-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:14px;margin:20px 0}
.stat{background:#fff;border:1px solid var(--line);border-radius:10px;padding:14px;text-align:center}
.stat b{display:block;font:700 26px Georgia,serif;color:var(--maroon-dk)}
.stat span{font-size:12px;text-transform:uppercase;letter-spacing:.05em;color:var(--muted)}
.pill{display:inline-block;background:#eee7d8;color:#6a5f4d;border-radius:20px;padding:2px 10px;font-size:12px}
.medal{color:var(--gold)}

/* AI */
.ai-box{background:#fff;border:1px solid var(--line);border-radius:12px;padding:22px;box-shadow:var(--shadow)}
.ai-box textarea{width:100%;border:1px solid var(--line);border-radius:8px;padding:12px;font:inherit;min-height:64px}
.ai-box button{margin-top:10px;background:var(--maroon);color:#fff;border:0;border-radius:7px;
  padding:10px 18px;font-weight:600;cursor:pointer}
.ai-examples{margin:14px 0;color:var(--muted);font-size:14px}
.ai-examples a{margin-right:14px}
.notice{background:#fdf3e3;border:1px solid #e7cd9c;border-radius:8px;padding:12px 14px;color:#6a4e1d}
pre.sql{background:#23201b;color:#e8dcae;padding:12px;border-radius:8px;overflow:auto;font-size:13px}

.site-foot{margin-top:40px;background:#efe7d6;border-top:1px solid var(--line);padding:24px 0;color:#6a5f4d;font-size:14px}
.site-foot .credits{font-size:12.5px;color:#857a66;max-width:760px}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:26px}
.two-col h4{margin:0 0 6px;color:var(--green);font-family:Georgia,serif}
section h3{font-size:21px;color:var(--maroon-dk);margin:0 0 8px}
.bigsearch{display:flex;gap:8px;margin:8px 0 18px;max-width:560px}
.bigsearch input{flex:1;padding:12px 14px;border:1px solid var(--line);border-radius:8px;font:inherit}
.bigsearch button{padding:12px 20px;border:0;border-radius:8px;background:var(--maroon);color:#fff;font-weight:600;cursor:pointer}
#chart{max-width:100%;background:#fff;border:1px solid var(--line);border-radius:10px;padding:8px;margin:8px 0 18px}
details summary{cursor:pointer}
@media(max-width:720px){.two-col{grid-template-columns:1fr}}
@media(max-width:560px){.hero h1{font-size:38px}.hsearch input{min-width:150px}}

/* Pace planner */
.paceform{display:flex;align-items:center;gap:10px;flex-wrap:wrap;background:var(--card);
  border:1px solid var(--line);border-radius:10px;padding:14px 16px;margin:14px 0;box-shadow:var(--shadow)}
.paceform label{font-weight:600}
.paceform input[type=number]{width:64px;padding:8px;border:1px solid var(--line);border-radius:6px;
  font-size:16px;font-variant-numeric:tabular-nums}
.paceform button{padding:9px 18px;border:0;border-radius:7px;background:var(--maroon);color:#fff;
  font-weight:600;cursor:pointer}
.error{color:var(--maroon-dk);font-weight:600}