:root {
  --bg: #0d0f13;
  --panel: #15181f;
  --card: #1a1e27;
  --border: #2a2f3a;
  --gold: #d4af37;
  --gold-hi: #f0d060;
  --text: #e8e9ec;
  --dim: #9aa1ad;
  --green: #34c77b;
  --red: #e5534b;
  --amber: #e8a13c;
  --blue: #4f9cf0;
  --purple: #b07fe8;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
  background: var(--bg); color: var(--text);
  font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
  min-height: 100vh;
}
.mono { font-family: 'SF Mono', 'Fira Code', monospace; }

.topbar {
  display: flex; justify-content: space-between; align-items: center;
  padding: 14px 28px; background: linear-gradient(180deg, #171a21, #10131a);
  border-bottom: 1px solid var(--border);
}
.brand { display: flex; align-items: baseline; gap: 10px; }
.brand-mark { color: var(--gold); font-size: 1.2rem; }
.brand-name { font-weight: 800; letter-spacing: 2px; color: var(--gold); }
.brand-sub { color: var(--dim); font-size: 0.85rem; letter-spacing: 1px; }
.session { display: flex; gap: 8px; align-items: center; font-size: 0.8rem; }
.session .label { color: var(--dim); letter-spacing: 1px; }
.session .value { color: var(--gold-hi); font-weight: 600; }

.dirty-banner {
  background: #3a2f10; color: var(--gold-hi); border-bottom: 1px solid var(--gold);
  text-align: center; padding: 8px; font-size: 0.85rem; font-weight: 600;
}
.hidden { display: none !important; }

.layout {
  display: grid; grid-template-columns: minmax(420px, 1.15fr) minmax(380px, 1fr);
  gap: 20px; padding: 20px 28px; max-width: 1760px; margin: 0 auto;
  align-items: start;
}
@media (max-width: 1100px) { .layout { grid-template-columns: 1fr; } }

.card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: 14px; padding: 20px 22px; margin-bottom: 18px;
}
.card h2 {
  font-size: 0.78rem; letter-spacing: 2px; color: var(--dim);
  text-transform: uppercase; margin-bottom: 14px;
}

.form-grid { display: grid; grid-template-columns: 2fr 1fr 1.2fr; gap: 12px; margin-bottom: 16px; }
.form-grid label { font-size: 0.72rem; color: var(--dim); letter-spacing: 0.5px; display: block; }
.form-grid input {
  width: 100%; margin-top: 6px; padding: 11px 12px; font-size: 1rem;
  background: #10131a; color: var(--text); border: 1px solid var(--border);
  border-radius: 8px; outline: none;
}
.form-grid input:focus { border-color: var(--gold); box-shadow: 0 0 0 2px rgba(212,175,55,0.15); }
@media (max-width: 560px) { .form-grid { grid-template-columns: 1fr; } }

.btn-gold {
  width: 100%; padding: 14px; border: none; border-radius: 10px; cursor: pointer;
  background: linear-gradient(135deg, var(--gold), #b8932a);
  color: #141414; font-weight: 800; letter-spacing: 1.5px; font-size: 0.95rem;
  transition: transform 0.1s, box-shadow 0.2s;
}
.btn-gold:hover { box-shadow: 0 6px 22px rgba(212,175,55,0.35); transform: translateY(-1px); }
.btn-gold:disabled { opacity: 0.55; cursor: wait; transform: none; box-shadow: none; }
.form-error { margin-top: 10px; color: var(--red); font-size: 0.85rem; }

/* ---- recommendation ---- */
.rec-card { border-width: 2px; transition: border-color 0.3s; }
.rec-idle { border-color: var(--border); }
.rec-checking { border-color: var(--amber); }
.rec-provisional { border-color: var(--amber); background: linear-gradient(180deg, #1d1a12, var(--card)); }
.rec-confirmed { border-color: var(--gold); background: linear-gradient(180deg, #201d12, var(--card)); }
.rec-none { border-color: var(--red); }
.rec-frozen { border-color: var(--green); }
.rec-buyer { font-size: 2.1rem; font-weight: 800; color: var(--gold-hi); letter-spacing: 1px; }
.rec-provisional .rec-buyer { color: var(--amber); }
.rec-meta { display: flex; flex-wrap: wrap; gap: 18px; margin: 10px 0 14px; color: var(--dim); font-size: 0.9rem; }
.rec-meta b { color: var(--text); }
.rec-did {
  display: flex; align-items: center; gap: 14px; flex-wrap: wrap;
  background: #10131a; border: 1px solid var(--border); border-radius: 10px;
  padding: 12px 16px; margin-bottom: 12px;
}
.rec-did .did { font-size: 1.6rem; font-weight: 700; color: var(--gold-hi); font-family: 'SF Mono', monospace; letter-spacing: 1px; }
.rec-did .countdown { color: var(--amber); font-weight: 700; }
.rec-actions { display: flex; gap: 10px; flex-wrap: wrap; }
.btn-ghost, .btn-green {
  padding: 10px 18px; border-radius: 8px; cursor: pointer; font-weight: 700; font-size: 0.85rem;
  border: 1px solid var(--border); background: #20242e; color: var(--text);
}
.btn-ghost:hover { border-color: var(--gold); color: var(--gold-hi); }
.btn-green { background: #173324; border-color: var(--green); color: var(--green); }
.btn-green:hover { background: #1d4030; }
.rec-note { margin-top: 10px; font-size: 0.78rem; color: var(--dim); }
.rec-badge {
  display: inline-block; padding: 3px 12px; border-radius: 20px; font-size: 0.72rem;
  font-weight: 800; letter-spacing: 1px; margin-bottom: 8px;
}
.rec-badge.provisional { background: #3a2f10; color: var(--amber); }
.rec-badge.confirmed { background: #2e2810; color: var(--gold-hi); }
.rec-badge.frozen { background: #173324; color: var(--green); }

/* ---- buyer rows ---- */
.panel-header { display: flex; align-items: baseline; gap: 12px; margin-bottom: 12px; }
.panel-header h2 { font-size: 0.78rem; letter-spacing: 2px; color: var(--dim); text-transform: uppercase; }
.panel-header .hint { font-size: 0.72rem; color: #5c6470; }
.buyer-list { display: flex; flex-direction: column; gap: 10px; }

.buyer-row {
  background: var(--card); border: 1px solid var(--border); border-radius: 12px;
  padding: 13px 16px; border-left: 4px solid var(--border);
}
.buyer-row.eligible { border-left-color: var(--gold); }
.buyer-row.skipped { border-left-color: #3a3f4a; opacity: 0.75; }
.buyer-row.has-fallback { box-shadow: inset 0 0 0 1px rgba(212,175,55,0.25); }
.br-top { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.br-prio {
  background: #232838; color: var(--gold); font-weight: 800; font-size: 0.75rem;
  border-radius: 6px; padding: 3px 8px; min-width: 34px; text-align: center;
}
.br-name { font-weight: 700; font-size: 1.02rem; }
.br-elig { font-size: 0.68rem; letter-spacing: 0.5px; color: var(--dim); border: 1px solid var(--border); padding: 2px 8px; border-radius: 12px; }
.br-elig.no { color: #6a7180; }
.status-pill {
  margin-left: auto; font-size: 0.72rem; font-weight: 800; letter-spacing: 0.8px;
  padding: 4px 12px; border-radius: 14px;
}
.st-ACCEPTED, .st-ROUTE_READY { background: #15351f; color: var(--green); }
.st-REJECTED { background: #3a1c1a; color: var(--red); }
.st-PENDING, .st-CHECKING { background: #3a2f10; color: var(--amber); animation: pulse 1.2s infinite; }
.st-CONFIRMING_B6 { background: #14263c; color: var(--blue); animation: pulse 1.2s infinite; }
.st-SKIPPED_STATE, .st-SKIPPED_DISABLED, .st-NOT_CHECKED { background: #23262e; color: #7d8492; }
.st-ERROR, .st-TIMEOUT { background: #3a2410; color: var(--amber); }
.st-PROVIDER_DUPLICATE, .st-PROVIDER_RATE_LIMITED, .st-PROVIDER_BLOCKED { background: #2b1d3d; color: var(--purple); }
.st-EXPIRED { background: #2e2030; color: #c77fa0; }
@keyframes pulse { 50% { opacity: 0.55; } }

.br-details {
  display: flex; flex-wrap: wrap; gap: 6px 16px; margin-top: 9px;
  font-size: 0.78rem; color: var(--dim);
}
.br-details b { color: var(--text); font-weight: 600; }
.br-fallback {
  margin-top: 9px; padding: 8px 12px; border-radius: 8px; font-size: 0.8rem;
  background: #1d2013; border: 1px dashed rgba(212,175,55,0.4);
}
.br-fallback .fb-did { color: var(--gold-hi); font-weight: 700; font-family: 'SF Mono', monospace; }
.br-fallback .fb-tag { font-size: 0.68rem; font-weight: 800; padding: 2px 8px; border-radius: 10px; margin-left: 8px; }
.fb-tag.FRESH { background: #15351f; color: var(--green); }
.fb-tag.STALE { background: #3a2f10; color: var(--amber); }
.fb-tag.EXPIRED, .fb-tag.NOT_ELIGIBLE { background: #3a1c1a; color: var(--red); }
.br-actions { margin-top: 9px; }
.btn-recheck {
  padding: 7px 16px; font-size: 0.75rem; font-weight: 700; letter-spacing: 0.5px;
  background: #20242e; color: var(--gold); border: 1px solid rgba(212,175,55,0.4);
  border-radius: 8px; cursor: pointer;
}
.btn-recheck:hover { background: #262a36; }
.btn-recheck:disabled { opacity: 0.35; cursor: not-allowed; }

.toast {
  position: fixed; bottom: 26px; left: 50%; transform: translateX(-50%);
  background: #20242e; border: 1px solid var(--gold); color: var(--gold-hi);
  padding: 10px 22px; border-radius: 10px; font-weight: 600; font-size: 0.85rem;
  box-shadow: 0 10px 30px rgba(0,0,0,0.5); z-index: 50;
}
.spinner {
  display: inline-block; width: 14px; height: 14px; border: 2px solid rgba(232,161,60,0.3);
  border-top-color: var(--amber); border-radius: 50%; animation: spin 0.8s linear infinite;
  vertical-align: middle; margin-right: 8px;
}
@keyframes spin { to { transform: rotate(360deg); } }