@import url('https://fonts.googleapis.com/css2?family=Markazi+Text:wght@500;600;700&family=Tajawal:wght@400;500;700;800&family=JetBrains+Mono:wght@400;500;700&display=swap');

:root{
  --paper:#f3ede1;
  --paper-2:#eae1cf;
  --ink:#2a231a;
  --ink-soft:#5a4f3f;
  --line:#c9b99a;
  --copper:#a15c2e;
  --copper-deep:#7c421c;
  --sage:#4c6b4f;
  --sage-bg:#e2ead9;
  --clay:#a13c30;
  --clay-bg:#f3ded9;
  --amber-bg:#f5e6c8;
  --radius:10px;
  --shadow:0 2px 0 var(--line), 0 10px 24px -14px rgba(42,35,26,.35);
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--paper);
  background-image:
    radial-gradient(circle at 1px 1px, rgba(42,35,26,.06) 1px, transparent 0);
  background-size:22px 22px;
  color:var(--ink);
  font-family:'Tajawal',sans-serif;
  line-height:1.6;
}
[dir="rtl"] body{ font-family:'Tajawal',sans-serif; }
h1,h2,h3,.brand{ font-family:'Markazi Text','Tajawal',serif; }
.mono,.spec,table td.num,table th{ font-family:'JetBrains Mono',monospace; }

a{color:var(--copper-deep);}
.container{max-width:1120px;margin:0 auto;padding:0 20px;}

/* header */
header.site{
  border-bottom:2px solid var(--ink);
  background:var(--paper-2);
  position:sticky; top:0; z-index:40;
}
.nav{display:flex;align-items:center;justify-content:space-between;padding:14px 0;gap:16px;flex-wrap:wrap;}
.brand{display:flex;align-items:center;gap:10px;font-size:28px;font-weight:700;color:var(--ink);text-decoration:none;}
.brand .mark{
  width:34px;height:34px;border:2px solid var(--ink);border-radius:8px;
  display:flex;align-items:center;justify-content:center;background:var(--amber-bg);
  font-family:'JetBrains Mono',monospace;font-weight:700;font-size:15px;color:var(--copper-deep);
  transform:rotate(-4deg);
}
.navlinks{display:flex;gap:22px;flex-wrap:wrap;}
.navlinks a{color:var(--ink-soft);text-decoration:none;font-weight:500;font-size:15px;padding-bottom:2px;border-bottom:2px solid transparent;}
.navlinks a:hover{color:var(--copper-deep);border-color:var(--copper);}
.langsw{
  border:2px solid var(--ink); background:var(--paper); border-radius:8px; padding:6px 14px;
  font-family:'JetBrains Mono',monospace; font-weight:700; font-size:13px; cursor:pointer; color:var(--ink);
}
.langsw:hover{background:var(--amber-bg);}

/* hero */
.hero{padding:56px 0 40px; border-bottom:2px dashed var(--line);}
.hero .kicker{
  display:inline-block; font-family:'JetBrains Mono',monospace; font-size:13px; font-weight:700;
  letter-spacing:.06em; color:var(--copper-deep); background:var(--amber-bg); border:1.5px solid var(--ink);
  padding:4px 12px; border-radius:100px; margin-bottom:16px;
}
.hero h1{font-size:46px; line-height:1.25; margin:0 0 14px; font-weight:700; max-width:760px;}
.hero h1 .accent{color:var(--copper-deep); text-decoration:underline; text-decoration-color:var(--copper); text-decoration-thickness:3px; text-underline-offset:6px;}
.hero p.lead{font-size:18px; color:var(--ink-soft); max-width:640px; margin:0 0 28px;}

.detect-card{
  background:var(--paper); border:2px solid var(--ink); border-radius:var(--radius); box-shadow:var(--shadow);
  padding:22px; max-width:640px;
}
.detect-row{display:flex; align-items:center; justify-content:space-between; gap:14px; flex-wrap:wrap;}
.detect-status{display:flex; align-items:center; gap:12px;}
.dot{width:12px;height:12px;border-radius:50%;background:var(--sage);flex-shrink:0;}
.dot.warn{background:var(--clay);}
.detect-status strong{font-size:17px;}
.detect-status span{display:block; color:var(--ink-soft); font-size:13px;}
.btn{
  border:2px solid var(--ink); background:var(--ink); color:var(--paper); border-radius:8px;
  padding:9px 18px; font-weight:700; font-size:14px; cursor:pointer; font-family:'Tajawal',sans-serif;
}
.btn:hover{background:var(--copper-deep); border-color:var(--copper-deep);}
.btn.ghost{background:transparent; color:var(--ink);}
.btn.ghost:hover{background:var(--amber-bg);}

.manual-picker{display:none; margin-top:18px; padding-top:18px; border-top:1.5px dashed var(--line);}
.manual-picker.open{display:block;}
.picker-grid{display:grid; grid-template-columns:1fr 1fr; gap:12px;}
.field label{display:block; font-size:12px; font-weight:700; color:var(--ink-soft); margin-bottom:6px; font-family:'JetBrains Mono',monospace;}
.field select{
  width:100%; padding:9px 10px; border:1.5px solid var(--ink); border-radius:8px; background:var(--paper);
  font-family:'Tajawal',sans-serif; font-size:14px; color:var(--ink);
}

/* sections */
section{padding:44px 0;}
.section-head{display:flex; align-items:baseline; justify-content:space-between; margin-bottom:22px; flex-wrap:wrap; gap:10px;}
.section-head h2{font-size:28px; margin:0;}
.section-head p{color:var(--ink-soft); margin:4px 0 0; font-size:14px;}
.tabs{display:flex; gap:8px; margin-bottom:20px; flex-wrap:wrap;}
.tab{
  border:1.5px solid var(--ink); background:var(--paper); border-radius:100px; padding:7px 16px;
  font-size:13px; font-weight:700; cursor:pointer; color:var(--ink-soft);
}
.tab.active{background:var(--ink); color:var(--paper);}

table.ledger{width:100%; border-collapse:collapse; background:var(--paper); border:2px solid var(--ink); border-radius:var(--radius); overflow:hidden;}
table.ledger thead th{
  background:var(--ink); color:var(--paper); text-align:right; padding:10px 14px; font-size:12px;
  font-weight:700; letter-spacing:.03em;
}
[dir="ltr"] table.ledger thead th{text-align:left;}
table.ledger tbody tr{border-top:1px solid var(--line);}
table.ledger tbody tr:hover{background:var(--amber-bg);}
table.ledger td{padding:12px 14px; font-size:14px; vertical-align:middle;}
td.model-name{font-weight:700;}
td.model-name small{display:block; color:var(--ink-soft); font-weight:400; font-size:12px;}
.grade{
  display:inline-flex; align-items:center; justify-content:center; width:24px; height:24px; border-radius:6px;
  border:1.5px solid var(--ink); font-family:'JetBrains Mono',monospace; font-weight:700; font-size:13px;
  background:var(--amber-bg); margin-inline-end:8px;
}
.badge{
  display:inline-flex; align-items:center; gap:6px; padding:4px 10px; border-radius:100px; font-size:12px;
  font-weight:700; border:1.5px solid;
}
.badge.ok{background:var(--sage-bg); border-color:var(--sage); color:var(--sage);}
.badge.edge{background:var(--amber-bg); border-color:var(--copper); color:var(--copper-deep);}
.badge.no{background:var(--clay-bg); border-color:var(--clay); color:var(--clay);}

.vram-table td, .vram-table th{text-align:center;}
[dir="rtl"] .vram-table td:first-child, [dir="rtl"] .vram-table th:first-child{text-align:right;}
[dir="ltr"] .vram-table td:first-child, [dir="ltr"] .vram-table th:first-child{text-align:left;}

.grid3{display:grid; grid-template-columns:repeat(3,1fr); gap:18px;}
.card{
  background:var(--paper); border:2px solid var(--ink); border-radius:var(--radius); padding:20px;
  box-shadow:var(--shadow);
}
.card h3{margin:0 0 8px; font-size:19px;}
.card p{margin:0; color:var(--ink-soft); font-size:14px;}
.card .step-num{
  font-family:'JetBrains Mono',monospace; font-weight:700; color:var(--copper-deep); font-size:13px;
  background:var(--amber-bg); border:1.5px solid var(--ink); border-radius:6px; width:28px; height:28px;
  display:flex; align-items:center; justify-content:center; margin-bottom:12px;
}

footer{border-top:2px solid var(--ink); background:var(--paper-2); padding:32px 0; margin-top:20px;}
footer .container{display:flex; justify-content:space-between; flex-wrap:wrap; gap:14px; font-size:13px; color:var(--ink-soft);}

@media (max-width:760px){
  .hero h1{font-size:32px;}
  .picker-grid{grid-template-columns:1fr;}
  .grid3{grid-template-columns:1fr;}
  table.ledger{display:block; overflow-x:auto;}
}