/* ═══════════════════════════════════════════════════════════
   DPSMF Shared Design System
   Single source of truth — do not duplicate in page styles
   ═══════════════════════════════════════════════════════════ */

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

/* ── Variables ───────────────────────────────────────────── */
:root {
  --bg:  #070d14;
  --sf1: #0d1a26;
  --sf2: #0f2030;
  --sf3: #122438;
  --cyan:   #06B6D4;
  --orange: #F97316;
  --gold:   #D4A843;
  --green:  #22c55e;
  --red:    #ef4444;
  --yellow: #eab308;
  --t1: #e8f4f8;
  --t2: #8ab4c8;
  --t3: #4a7a94;
  --bd:  rgba(6,182,212,0.12);
  --bd2: rgba(6,182,212,0.20);
  --mn: 'JetBrains Mono', monospace;
  --ds: 'Syne', sans-serif;
  --r: 8px;
}

/* ── Reset ───────────────────────────────────────────────── */
*{margin:0;padding:0;box-sizing:border-box}
html{scrollbar-gutter:stable}

/* ── Base ────────────────────────────────────────────────── */
body{background:var(--bg);color:var(--t1);font-family:var(--mn);min-height:100vh;overflow-x:hidden}

body::before{
  content:'';position:fixed;inset:0;
  background-image:
    linear-gradient(rgba(6,182,212,0.03) 1px,transparent 1px),
    linear-gradient(90deg,rgba(6,182,212,0.03) 1px,transparent 1px);
  background-size:40px 40px;
  pointer-events:none;z-index:0;
}

/* ── Main layout ─────────────────────────────────────────── */
main{padding:72px 24px 72px;position:relative;z-index:1}main.ig{opacity:0;transition:opacity .1s}

/* ── Navigation ──────────────────────────────────────────── */
nav{position:fixed;top:0;left:0;right:0;z-index:100;height:56px;overflow:hidden;background:rgba(7,13,20,0.92);backdrop-filter:blur(16px);border-bottom:1px solid var(--bd);display:flex;align-items:center;padding:0 24px;gap:16px}
.nav-logo{display:flex;align-items:center;gap:10px;text-decoration:none}
.nav-logo-icon{width:32px;height:32px;background:linear-gradient(135deg,var(--sf2),var(--sf3));border:1px solid var(--bd2);border-radius:6px;display:flex;align-items:center;justify-content:center}
.nav-brand{font-family:var(--ds);font-size:15px;font-weight:700;color:var(--t1);letter-spacing:.5px}
.nav-brand span{color:var(--cyan)}
.nav-sep{width:1px;height:24px;background:var(--bd);margin:0 8px;flex-shrink:0}
.nav-links{display:flex;align-items:center;gap:1px;flex:1;min-width:0;flex-wrap:nowrap;overflow:hidden}.nav-links::-webkit-scrollbar{display:none}
.nav-link{font-size:10px;padding:3px 4px;border-radius:4px;text-decoration:none;color:var(--t3);font-family:var(--mn);transition:.15s;flex-shrink:0;white-space:nowrap}
.nav-link:hover{color:var(--t1);background:var(--sf2)}
.nav-link.active{color:var(--cyan);background:rgba(6,182,212,0.08);border-bottom:2px solid var(--cyan);border-radius:4px 4px 0 0}
.nav-right{display:flex;align-items:center;gap:6px;margin-left:auto;flex-shrink:0;max-width:360px}
.nav-instance{font-size:10px;color:var(--t3);padding:4px 10px;border:1px solid var(--bd);border-radius:4px;white-space:nowrap;min-width:80px;max-width:140px;overflow:hidden;text-overflow:ellipsis;text-align:center}
.nav-sentinel{font-size:9px;padding:4px 10px;background:rgba(6,182,212,0.1);border:1px solid var(--bd2);border-radius:4px;color:var(--cyan);text-decoration:none;transition:.15s;white-space:nowrap}
.nav-sentinel:hover{background:rgba(6,182,212,0.18)}

/* ── Guardian Banner ─────────────────────────────────────── */
.guardian{display:flex;align-items:center;gap:12px;padding:10px 16px;background:rgba(249,115,22,0.06);border:1px solid rgba(249,115,22,0.2);border-radius:8px;margin-bottom:20px;font-size:12px;color:var(--t2)}
.g-pulse{width:8px;height:8px;border-radius:50%;background:var(--orange);box-shadow:0 0 0 0 rgba(249,115,22,.4);animation:gpulse 2s infinite;flex-shrink:0}
@keyframes gpulse{
  0%  {box-shadow:0 0 0 0   rgba(249,115,22,.4)}
  70% {box-shadow:0 0 0 8px rgba(249,115,22,0)}
  100%{box-shadow:0 0 0 0   rgba(249,115,22,0)}
}
.g-label{font-weight:700;color:var(--t1);font-size:13px;white-space:nowrap}
.g-divider{width:1px;height:16px;background:var(--bd);flex-shrink:0}
.g-status{flex:1;color:var(--t2)}
.g-score{margin-left:auto;font-weight:700;font-size:13px;white-space:nowrap}
.g-right{margin-left:auto;display:flex;gap:16px}
.g-stat{font-size:11px;color:var(--t3)}
.g-stat span{color:var(--t2)}
.nav-add-btn{background:rgba(6,182,212,0.12);border:1px solid rgba(6,182,212,0.35);border-radius:6px;color:var(--cyan,#06B6D4);font-size:11px;font-weight:600;padding:4px 12px;cursor:pointer;transition:.2s;white-space:nowrap;margin-right:6px;text-decoration:none;display:inline-flex;align-items:center}.nav-add-btn:hover{background:rgba(6,182,212,0.22);border-color:var(--cyan,#06B6D4)}

/* ── Mobile Responsive ───────────────────────────────────── */

/* Tablet — 900px */
@media (max-width: 900px) {
  nav { gap: 8px; padding: 0 12px; }
  .nav-brand { display: none; }
  .nav-sep { display: none; }
  .nav-links { overflow-x: auto; gap: 0; }
  .nav-right { max-width: 220px; gap: 4px; }
  .nav-instance { max-width: 100px; }
}

/* Large phone / small tablet — 768px */
@media (max-width: 768px) {
  main { padding: 64px 12px 72px; }

  /* Nav: scrollable links strip */
  nav { height: 48px; }
  .nav-links { overflow-x: auto; -webkit-overflow-scrolling: touch; scrollbar-width: none; }
  .nav-links::-webkit-scrollbar { display: none; }
  .nav-link { font-size: 10px; padding: 3px 7px; }
  .nav-logo-icon { width: 26px; height: 26px; }
  .nav-right { gap: 4px; }
  .nav-sentinel { display: none; }

  /* Grids collapse to single column */
  .grid-2, .grid-3, .grid-23 { grid-template-columns: 1fr !important; }

  /* KPI strip: 3 columns */
  .kpi-strip { grid-template-columns: repeat(3, 1fr); gap: 8px; margin-bottom: 16px; }
  .kpi { padding: 12px 14px; }

  /* Guardian banner */
  .guardian { flex-wrap: wrap; gap: 8px; padding: 8px 12px; }
  .g-right { width: 100%; margin-left: 0; gap: 12px; }

  /* Cards */
  .card-hd { padding: 10px 14px; }
  .card-body { padding: 12px 14px; }

  /* Footer */
  .ftr { padding: 8px 16px; }
  .ftr-right { display: none; }
  .ftr-left { gap: 10px; font-size: 10px; }
}

/* Phone — 480px */
@media (max-width: 480px) {
  main { padding: 56px 8px 72px; }

  /* KPI strip: 2 columns */
  .kpi-strip { grid-template-columns: repeat(2, 1fr); gap: 6px; }

  /* Nav: keep scrollable, just tighter */

  /* Full-width cards */
  .card-hd { padding: 10px 12px; }
  .card-body { padding: 10px 12px; }
  .card-title { font-size: 12px; }

  /* Guardian: compact */
  .guardian { font-size: 11px; }
  .g-label { font-size: 12px; }

  /* Footer: minimal */
  .ftr-brain { display: none; }
  .ftr-score { font-size: 10px; }
  .ftr-badge { font-size: 10px; }
}