/* Forge Research Engine — 設計系統(熔爐橙 × 炭黑) */
@import url('https://fonts.googleapis.com/css2?family=Sora:wght@400;500;600;700;800&family=Space+Grotesk:wght@400;500;600;700&display=swap');

:root{
  --bg:#0b0b0e; --surface:#141419; --surface2:#1c1c24; --surface3:#24242e;
  --border:#2b2b36; --border2:#3a3a48;
  --text:#f3f3f6; --muted:#9c9caa; --dim:#6b6b78;
  --ember:#ff6a2b; --ember2:#ffab40; --ember-soft:rgba(255,106,43,.14);
  --grad:linear-gradient(135deg,#ff6a2b 0%,#ffab40 100%);
  --ok:#3ddc84; --warn:#ffcf5c; --err:#ff5c6c;
  --r:14px; --shadow:0 8px 30px rgba(0,0,0,.4);
}
*{box-sizing:border-box;margin:0;padding:0}
body{
  font-family:'Sora',system-ui,sans-serif; background:var(--bg); color:var(--text);
  line-height:1.55; -webkit-font-smoothing:antialiased;
  background-image:radial-gradient(900px 500px at 85% -10%,rgba(255,106,43,.12),transparent 60%),
                   radial-gradient(700px 400px at 5% 110%,rgba(255,171,64,.07),transparent 60%);
  background-attachment:fixed; min-height:100vh;
}
a{color:inherit;text-decoration:none}
h1,h2,h3,.brand{font-family:'Space Grotesk',sans-serif;letter-spacing:-.02em}
.muted{color:var(--muted)} .dim{color:var(--dim)} .sm{font-size:13px} .xs{font-size:12px}
.ember{color:var(--ember2)}

/* layout */
.wrap{max-width:1180px;margin:0 auto;padding:0 24px}
.row{display:flex;gap:16px} .col{display:flex;flex-direction:column;gap:16px}
.between{justify-content:space-between;align-items:center}
.center{align-items:center} .wrap-g{flex-wrap:wrap}
.grid{display:grid;gap:16px}
.g2{grid-template-columns:repeat(2,1fr)} .g3{grid-template-columns:repeat(3,1fr)} .g4{grid-template-columns:repeat(4,1fr)}
@media(max-width:820px){.g2,.g3,.g4{grid-template-columns:1fr}}

/* brand */
.logo{display:flex;align-items:center;gap:10px;font-family:'Space Grotesk';font-weight:700;font-size:20px}
.logo .mark{width:30px;height:30px;border-radius:9px;background:var(--grad);display:grid;place-items:center;
  font-size:17px;box-shadow:0 4px 14px rgba(255,106,43,.4)}

/* nav */
.nav{position:sticky;top:0;z-index:20;backdrop-filter:blur(14px);
  background:rgba(11,11,14,.72);border-bottom:1px solid var(--border)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;height:64px}
.nav-links{display:flex;gap:26px;align-items:center}
.nav-links a{color:var(--muted);font-size:14px;font-weight:500}
.nav-links a:hover{color:var(--text)}

/* cards */
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--r);padding:22px}
.card.glow{box-shadow:var(--shadow)}
.card-lift:hover{border-color:var(--border2);transform:translateY(-2px);transition:.18s}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:8px;padding:11px 18px;border-radius:11px;font-weight:600;
  font-size:14px;cursor:pointer;border:1px solid transparent;font-family:inherit;transition:.15s}
.btn-primary{background:var(--grad);color:#1a0e05;box-shadow:0 4px 16px rgba(255,106,43,.3)}
.btn-primary:hover{filter:brightness(1.06);transform:translateY(-1px)}
.btn-ghost{background:var(--surface2);color:var(--text);border-color:var(--border)}
.btn-ghost:hover{border-color:var(--border2)}
.btn-sm{padding:7px 13px;font-size:13px}
.btn-line{background:#06c755;color:#fff;box-shadow:0 4px 16px rgba(6,199,85,.3)}

/* badges / pills */
.badge{display:inline-flex;align-items:center;gap:6px;padding:4px 11px;border-radius:100px;font-size:12px;font-weight:600}
.b-ember{background:var(--ember-soft);color:var(--ember2);border:1px solid rgba(255,106,43,.3)}
.b-ok{background:rgba(61,220,132,.13);color:var(--ok)}
.b-warn{background:rgba(255,207,92,.13);color:var(--warn)}
.b-err{background:rgba(255,92,108,.13);color:var(--err)}
.b-dim{background:var(--surface3);color:var(--muted)}
.dot{width:7px;height:7px;border-radius:50%;background:currentColor}

/* stat tiles */
.stat{background:var(--surface);border:1px solid var(--border);border-radius:var(--r);padding:20px}
.stat .k{font-size:13px;color:var(--muted);font-weight:500}
.stat .v{font-family:'Space Grotesk';font-size:32px;font-weight:700;margin-top:6px}
.stat .v.big{font-size:40px;background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}

/* table */
table{width:100%;border-collapse:collapse}
th{text-align:left;font-size:12px;color:var(--dim);font-weight:600;text-transform:uppercase;letter-spacing:.05em;
  padding:12px 14px;border-bottom:1px solid var(--border)}
td{padding:14px;border-bottom:1px solid var(--border);font-size:14px}
tr:hover td{background:rgba(255,255,255,.015)}

/* code */
code,.mono{font-family:'Space Grotesk',ui-monospace,monospace}
.codeblock{background:#0d0d11;border:1px solid var(--border);border-radius:11px;padding:16px;
  font-family:ui-monospace,monospace;font-size:13px;color:#c8c8d4;overflow-x:auto;line-height:1.7}
.codeblock .cm{color:var(--dim)} .codeblock .st{color:var(--ember2)} .codeblock .fn{color:#7cc4ff}

/* sidebar console */
.shell{display:grid;grid-template-columns:248px 1fr;min-height:100vh}
.side{background:var(--surface);border-right:1px solid var(--border);padding:22px 16px;display:flex;flex-direction:column;gap:4px}
.side .logo{padding:0 10px 20px}
.side a{display:flex;align-items:center;gap:11px;padding:11px 12px;border-radius:10px;color:var(--muted);font-size:14px;font-weight:500}
.side a:hover{background:var(--surface2);color:var(--text)}
.side a.on{background:var(--ember-soft);color:var(--ember2)}
.side a .ic{width:18px;text-align:center;opacity:.9}
.side .foot{margin-top:auto;padding:12px 10px;border-top:1px solid var(--border)}
.main{padding:30px 34px;overflow-x:hidden}
.page-h{font-size:26px;font-weight:700;margin-bottom:4px}
@media(max-width:760px){.shell{grid-template-columns:1fr}.side{display:none}}

/* misc */
.pill-tabs{display:flex;gap:8px;background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:4px;width:fit-content}
.pill-tabs a{padding:8px 16px;border-radius:9px;font-size:14px;color:var(--muted);font-weight:500}
.pill-tabs a.on{background:var(--grad);color:#1a0e05}
.hr{height:1px;background:var(--border);border:0;margin:20px 0}
.avatar{width:34px;height:34px;border-radius:50%;background:var(--surface3);display:grid;place-items:center;font-size:13px;font-weight:600}
.token-box{background:#0d0d11;border:1px solid var(--border);border-radius:11px;padding:14px 16px;font-family:ui-monospace,monospace;font-size:14px;color:var(--ember2);display:flex;justify-content:space-between;align-items:center}
.chk{width:18px;height:18px;border:2px solid var(--border2);border-radius:5px;display:inline-grid;place-items:center;flex-shrink:0}
.chk.on{background:var(--grad);border-color:transparent;color:#1a0e05}