/* =========================================
   WAXER CONTROL DECK — MAIN CSS
   Global Tokens, Reset, Layout
   ========================================= */

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

/* ── CSS Custom Properties ── */
:root {
  --bg:          #F1F5F9;
  --card:        #FFFFFF;
  --border:      #1F2937;
  --primary:     #2563EB;
  --primary-dark:#1D4ED8;
  --danger:      #DC2626;
  --success:     #16A34A;
  --warning:     #CA8A04;
  --neutral:     #64748B;
  --text-1:      #0F172A;
  --text-2:      #64748B;
  --text-3:      #94A3B8;
  --sidebar-w:   240px;
  --header-h:    60px;
  --border-w:    2px;
  --shadow:      2px 2px 0px var(--border);
  --shadow-sm:   1px 1px 0px var(--border);
  --pad:         24px;
  --gap:         16px;
  --radius:      0px;
  --font-ui:     'Inter', sans-serif;
  --font-mono:   'Space Mono', monospace;
  --transition:  0.15s ease;
}

/* Dark Mode */
[data-theme="dark"] {
  --bg:     #0F172A;
  --card:   #1E293B;
  --border: #334155;
  --text-1: #F1F5F9;
  --text-2: #94A3B8;
  --text-3: #475569;
  --shadow: 2px 2px 0px #334155;
  --shadow-sm: 1px 1px 0px #334155;
}

/* ── Reset ── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 14px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-ui);
  background: var(--bg);
  color: var(--text-1);
  line-height: 1.5;
  min-height: 100vh;
  overflow-x: hidden;
  transition: background var(--transition), color var(--transition);
}

a { text-decoration: none; color: inherit; }
ul, ol { list-style: none; }
button { cursor: pointer; font-family: var(--font-ui); }
input, textarea, select { font-family: var(--font-ui); }
img { display: block; max-width: 100%; }

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border); }
::-webkit-scrollbar-thumb:hover { background: var(--primary); }

/* ── App Shell Layout ── */
.app-shell {
  display: flex;
  min-height: 100vh;
}

.main-area {
  margin-left: var(--sidebar-w);
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  transition: margin-left var(--transition);
}

.page-content {
  flex: 1;
  padding: var(--pad);
  overflow-y: auto;
}

/* ── Page Header Row ── */
.page-title-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 24px;
  gap: 16px;
  flex-wrap: wrap;
}

.page-title {
  font-size: 22px;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-1);
  font-family: var(--font-ui);
}

.page-subtitle {
  font-size: 11px;
  color: var(--text-2);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-top: 2px;
  font-weight: 600;
}

.page-actions {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
}

/* ── Metric Cards Grid ── */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--gap);
  margin-bottom: 24px;
}

/* ── Two Column Grid ── */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--gap);
  margin-bottom: 24px;
}

/* ── Three Column Grid ── */
.three-col {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: var(--gap);
  margin-bottom: 24px;
}

/* ── Chart + Security Row ── */
.chart-row {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: var(--gap);
  margin-bottom: 24px;
}

/* ── Utility ── */
.mono { font-family: var(--font-mono); }
.text-sm { font-size: 11px; }
.text-xs { font-size: 10px; }

.label-tag {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-2);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
}

/* ── Section Divider ── */
.section-divider {
  border: none;
  border-top: var(--border-w) solid var(--border);
  margin: 24px 0;
  opacity: 0.3;
}

/* ── Responsive ── */

/* Tablet landscape */
@media (max-width: 1200px) {
  .metrics-grid { grid-template-columns: repeat(3, 1fr); }
}

/* Tablet */
@media (max-width: 1000px) {
  .chart-row { grid-template-columns: 1fr; }
  .two-col { grid-template-columns: 1fr; }
  .three-col { grid-template-columns: 1fr 1fr; }
  .metrics-grid { grid-template-columns: repeat(2, 1fr); }
}

/* Mobile */
@media (max-width: 768px) {
  :root { --sidebar-w: 0px; --pad: 16px; }
  .main-area { margin-left: 0; }
  .three-col { grid-template-columns: 1fr; }
  .page-content { padding: 14px; }
  .page-title { font-size: 17px; }
  .page-subtitle { font-size: 10px; }
  .page-title-row { margin-bottom: 16px; gap: 10px; }
  .page-actions { width: 100%; }
}

/* Small mobile */
@media (max-width: 480px) {
  .metrics-grid { grid-template-columns: 1fr; }
  .page-content { padding: 10px; }
  .page-title { font-size: 15px; }
  .page-title-row { flex-direction: column; align-items: stretch; }
  .page-actions { justify-content: flex-start; flex-wrap: wrap; }
}