/* ============================================================
   Autolab Command Center — Design Tokens
   Unified CSS variables for light + dark mode
   Fonts: Inter (sans) + JetBrains Mono (mono)
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500;600&display=swap');

/* ── Dark mode (default) ─────────────────────────────────── */
:root {
  --bg:              #0a0e1a;
  --bg-alt:          #060b18;
  --card:            #111827;
  --card-hover:      #141e30;
  --card-inner:      #0d1626;
  --border:          #1f2937;
  --border-strong:   #1e3a5f;

  --accent-primary:  #a78bfa;   /* violet */
  --accent-secondary:#38bdf8;   /* cyan   */
  --accent-green:    #22c55e;
  --accent-yellow:   #eab308;
  --accent-red:      #ef4444;
  --accent-orange:   #fb923c;
  --accent-pink:     #f472b6;

  --text:            #e2e8f0;
  --text-muted:      #94a3b8;
  --text-dim:        #64748b;
  --text-faint:      #475569;

  --header-bg:       linear-gradient(135deg, #13182a 0%, #0f1628 100%);
  --header-border:   #1f2937;

  --gradient-accent: linear-gradient(135deg, #a78bfa, #38bdf8);

  --shadow-card:     0 0 20px rgba(139, 92, 246, 0.08);
  --shadow-header:   0 2px 24px rgba(56, 189, 248, 0.07);
  --focus-ring:      0 0 0 3px rgba(139, 92, 246, 0.3);

  --radius-card:     12px;
  --radius-btn:      8px;
  --radius-input:    8px;

  --font-sans:       'Inter', system-ui, sans-serif;
  --font-mono:       'JetBrains Mono', monospace;

  /* Mode indicator for JS */
  color-scheme: dark;
}

/* ── Light mode ──────────────────────────────────────────── */
[data-theme="light"] {
  --bg:              #f8fafc;
  --bg-alt:          #f1f5f9;
  --card:            #ffffff;
  --card-hover:      #f8fafc;
  --card-inner:      #f8fafc;
  --border:          #e2e8f0;
  --border-strong:   #cbd5e1;

  --accent-primary:  #7c3aed;   /* violet */
  --accent-secondary:#0284c7;   /* cyan   */
  --accent-green:    #16a34a;
  --accent-yellow:   #ca8a04;
  --accent-red:      #dc2626;
  --accent-orange:   #ea580c;
  --accent-pink:     #db2777;

  --text:            #0f172a;
  --text-muted:      #64748b;
  --text-dim:        #94a3b8;
  --text-faint:      #cbd5e1;

  --header-bg:       linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
  --header-border:   #e2e8f0;

  --shadow-card:     0 1px 3px rgba(0, 0, 0, 0.08), 0 1px 2px rgba(0, 0, 0, 0.06);
  --shadow-header:   0 1px 6px rgba(0, 0, 0, 0.08);
  --focus-ring:      0 0 0 3px rgba(124, 58, 237, 0.25);

  color-scheme: light;
}

/* ── Base resets ─────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }

body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  transition: background 0.2s ease, color 0.2s ease;
}

/* ── Utility classes ─────────────────────────────────────── */
.mono    { font-family: var(--font-mono); }

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
}
.card-glow  { box-shadow: var(--shadow-card); }

.gradient-text {
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.status-dot  { width: 10px; height: 10px; border-radius: 50%; display: inline-block; }
.dot-green   { background: var(--accent-green); box-shadow: 0 0 8px color-mix(in srgb, var(--accent-green) 53%, transparent); animation: pulse-green 2s infinite; }
.dot-red     { background: var(--accent-red);   box-shadow: 0 0 8px color-mix(in srgb, var(--accent-red) 53%, transparent); }
.dot-yellow  { background: var(--accent-yellow);box-shadow: 0 0 8px color-mix(in srgb, var(--accent-yellow) 53%, transparent); }

@keyframes pulse-green { 0%,100%{ opacity:1; } 50%{ opacity:0.6; } }

.spinner {
  border: 2px solid var(--border);
  border-top-color: var(--accent-primary);
  border-radius: 50%;
  width: 20px; height: 20px;
  animation: spin 0.8s linear infinite;
  display: inline-block;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Shared nav header ───────────────────────────────────── */
.nav-header {
  background: var(--header-bg);
  border-bottom: 1px solid var(--header-border);
  box-shadow: var(--shadow-header);
  padding: 0.75rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.nav-title { font-size: 1.1rem; font-weight: 700; }
.nav-title-sub { font-size: 0.7rem; color: var(--text-dim); margin-top: 1px; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  margin-left: auto;
  flex-wrap: wrap;
}

.nav-link {
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--text-muted);
  text-decoration: none;
  padding: 0.3rem 0.65rem;
  border-radius: 6px;
  transition: color 0.15s, background 0.15s;
  white-space: nowrap;
}
.nav-link:hover      { color: var(--accent-primary); background: color-mix(in srgb, var(--accent-primary) 10%, transparent); }
.nav-link.active     { color: var(--accent-primary); background: color-mix(in srgb, var(--accent-primary) 12%, transparent); }
.nav-link.nav-admin  { color: var(--text-dim); }

.nav-user {
  font-size: 0.75rem;
  color: var(--text-muted);
  padding: 0 0.5rem;
  white-space: nowrap;
}
.nav-user strong { color: var(--accent-primary); }

/* Theme toggle button */
.theme-toggle {
  background: none;
  border: 1px solid var(--border);
  color: var(--text-muted);
  cursor: pointer;
  padding: 0.3rem 0.5rem;
  border-radius: 6px;
  font-size: 0.85rem;
  line-height: 1;
  transition: border-color 0.15s, color 0.15s, background 0.15s;
  user-select: none;
}
.theme-toggle:hover { border-color: var(--accent-primary); color: var(--accent-primary); }

/* ── Form helpers ────────────────────────────────────────── */
.input-field {
  background: var(--card-inner);
  border: 1px solid var(--border-strong);
  color: var(--text);
  border-radius: var(--radius-input);
  padding: 0.625rem 1rem;
  font-size: 0.875rem;
  font-family: var(--font-sans);
  width: 100%;
  transition: box-shadow 0.15s, border-color 0.15s;
}
.input-field::placeholder { color: var(--text-dim); }
.input-field:focus { outline: none; box-shadow: var(--focus-ring); border-color: var(--accent-primary); }

.btn-primary {
  background: var(--accent-primary);
  color: #fff;
  border: none;
  border-radius: var(--radius-btn);
  padding: 0.625rem 1.25rem;
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  transition: opacity 0.15s;
  font-family: var(--font-sans);
}
.btn-primary:hover { opacity: 0.88; }

.btn-secondary {
  background: var(--card);
  color: var(--text-muted);
  border: 1px solid var(--border);
  border-radius: var(--radius-btn);
  padding: 0.5rem 0.875rem;
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
  font-family: var(--font-sans);
}
.btn-secondary:hover { background: var(--card-hover); color: var(--text); }

/* ── Run status colors ───────────────────────────────────── */
.run-succeeded { color: var(--accent-green); }
.run-failed    { color: var(--accent-red);   }
.run-running   { color: var(--accent-yellow);}
.run-stopped   { color: var(--text-dim);     }

/* ── Disk bar ────────────────────────────────────────────── */
.disk-bar  { height: 6px; border-radius: 3px; background: var(--border); }
.disk-fill { height: 100%; border-radius: 3px; background: linear-gradient(90deg, var(--accent-green), var(--accent-secondary)); }