:root {
  /* Text */
  --text-primary: #E8E7E3;
  --text-secondary: #A0A09E;
  --text-muted: #6A6A68;
  --gold: #C8AA50;
  --gold-dim: #b09840;
  --bg: #0E0D0B;
  --bg-card: #0D0D14;
  --bg-surface: rgba(255,255,255,0.02);
  --border: rgba(255,255,255,0.06);

  /* Type scale (4 levels — institutional density) */
  --font-xs: 10px;
  --font-sm: 11px;
  --font-base: 12px;
  --font-lg: 14px;
  --font-xl: 17px;
  /* Legacy aliases */
  --font-data: var(--font-base);
  --font-body: 13px;
  --font-label: var(--font-sm);
  --font-heading: var(--font-lg);

  /* Risk severity */
  --risk-critical: #F87171;
  --risk-critical-bg: rgba(248,113,113,0.08);
  --risk-critical-border: rgba(248,113,113,0.2);
  --risk-high: #FB923C;
  --risk-high-bg: rgba(251,146,60,0.08);
  --risk-high-border: rgba(251,146,60,0.2);
  --risk-elevated: #FBBF24;
  --risk-elevated-bg: rgba(251,191,36,0.08);
  --risk-elevated-border: rgba(251,191,36,0.2);
  --risk-moderate: #4ADE80;
  --risk-moderate-bg: rgba(74,222,128,0.08);
  --risk-moderate-border: rgba(74,222,128,0.2);

  /* Data provenance */
  --prov-sec: #4ADE80;
  --prov-est: #FBBF24;
  --prov-pending: #6A6A68;

  /* System status */
  --status-ok: #4ADE80;
  --status-warn: #FBBF24;
  --status-fail: #F87171;

  /* Spacing */
  --sp-1: 4px;
  --sp-2: 8px;
  --sp-3: 12px;
  --sp-4: 16px;
  --sp-5: 20px;
  --sp-6: 24px;
  --sp-8: 32px;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
:focus-visible { outline: 2px solid #C8AA50; outline-offset: 2px; }
body { font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif; background-color: #0E0D0B; color: var(--text-primary); line-height: 1.5; font-size: var(--font-body); }

#homepage-container { display: block; }
#dashboard-container { display: none; }

/* Email gate modal */
.email-gate-overlay { display: none; position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0,0,0,0.7); backdrop-filter: blur(4px); z-index: 10000; justify-content: center; align-items: center; }
.email-gate-overlay.active { display: flex; }
.email-gate-modal { background: #0D0D14; border: 1px solid rgba(200,170,80,0.2); border-radius: 10px; padding: 36px 32px; width: 400px; max-width: 90vw; position: relative; box-shadow: 0 20px 60px rgba(0,0,0,0.5); }
.email-gate-close { position: absolute; top: 12px; right: 16px; background: none; border: none; color: #7A7A78; font-size: 20px; cursor: pointer; line-height: 1; padding: 4px; }
.email-gate-close:hover { color: #E8E7E3; }
.email-gate-modal h3 { color: #E8E7E3; font-size: 18px; font-weight: 700; margin-bottom: 6px; }
.email-gate-modal .gate-subtitle { color: #7A7A78; font-size: 12px; margin-bottom: 20px; line-height: 1.5; }
.email-gate-modal .gate-input-group { margin-bottom: 14px; text-align: left; }
.email-gate-modal .gate-input-group label { display: block; font-size: 11px; font-weight: 600; color: #7A7A78; margin-bottom: 5px; text-transform: uppercase; letter-spacing: 0.5px; }
.email-gate-modal .gate-input-group input { width: 100%; background-color: #06060A; border: 1px solid rgba(200,170,80,0.15); color: #E8E7E3; padding: 10px 12px; border-radius: 4px; font-family: 'Inter', sans-serif; font-size: 13px; box-sizing: border-box; }
.email-gate-modal .gate-input-group input:focus { outline: none; border-color: #C8AA50; box-shadow: 0 0 0 3px rgba(200,170,80,0.12); }
.email-gate-modal .gate-submit { background-color: #C8AA50; color: #06060A; padding: 11px 24px; border: none; border-radius: 4px; font-size: 13px; font-weight: 600; cursor: pointer; transition: background-color 0.2s; width: 100%; margin-top: 4px; }
.email-gate-modal .gate-submit:hover { background-color: #b09840; }
.email-gate-modal .gate-submit:disabled { background-color: #3A3A20; cursor: not-allowed; }
.email-gate-modal .gate-error { color: #ef4444; font-size: 11px; margin-top: 6px; display: none; }
.email-gate-modal .gate-disclaimer { color: #4A4A48; font-size: 10px; margin-top: 14px; line-height: 1.5; text-align: center; }

/* Data provenance dots */
.prov-dot { display: inline-block; width: 5px; height: 5px; border-radius: 50%; margin-left: 4px; vertical-align: middle; }
.prov-sec { background: var(--prov-sec); }
.prov-est { background: var(--prov-est); }
.prov-pending { background: var(--prov-pending); }

/* Platform status bar */
.platform-status { display: flex; align-items: center; gap: var(--sp-2); padding: 6px 16px; font-size: var(--font-xs); font-family: 'JetBrains Mono', monospace; color: var(--text-muted); border-bottom: 1px solid var(--border); }
.platform-status .status-dot { width: 6px; height: 6px; border-radius: 50%; flex-shrink: 0; }
.platform-status.operational .status-dot { background: var(--status-ok); }
.platform-status.degraded .status-dot { background: var(--status-warn); }
.platform-status.outage .status-dot { background: var(--status-fail); }
.platform-status .status-time { margin-left: auto; }