/* ========================================
   WindCode — Wind Assessment Tool
   Modern refresh
   ======================================== */

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

:root {
  --accent: #0f172a;
  --accent-light: rgba(15, 23, 42, 0.05);
  --accent-hover: #1e293b;
  --brand: #3b82f6;
  --brand-light: rgba(59, 130, 246, 0.08);
  --orange: #f97316;
  --orange-light: rgba(249, 115, 22, 0.06);
  --green: #22c55e;
  --red: #ef4444;
  --bg: #f8fafc;
  --bg-card: #ffffff;
  --text: #0f172a;
  --text-secondary: #475569;
  --text-muted: #94a3b8;
  --border: #e2e8f0;
  --border-light: #f1f5f9;
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.03);
  --shadow: 0 1px 3px rgba(0,0,0,0.04), 0 1px 2px rgba(0,0,0,0.02);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.06), 0 2px 4px -2px rgba(0,0,0,0.04);
  --accent-bg: #eff6ff;
  --radius: 10px;
  --radius-sm: 6px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* ── Header ─────────────────────────────── */
.cw-header {
  background: var(--accent);
  color: #fff;
  padding: 24px 24px;
  text-align: center;
}
.cw-header h1 {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.5px;
  margin-bottom: 3px;
}
.cw-header p { font-size: 13px; opacity: 0.6; font-weight: 400; }

/* ── Main Layout ────────────────────────── */
.cw-layout {
  display: flex;
  max-width: 1340px;
  margin: 0 auto;
}

.cw-sidebar {
  width: 200px;
  min-width: 200px;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
  padding: 20px 10px 20px 16px;
  border-right: 1px solid var(--border);
  background: var(--bg-card);
}
.cw-sidebar-title {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--text-muted);
  padding: 0 10px 10px;
}
.cw-nav-link {
  display: block;
  padding: 7px 10px;
  font-size: 12.5px;
  color: var(--text-secondary);
  text-decoration: none;
  border-radius: var(--radius-sm);
  margin-bottom: 1px;
  transition: all 0.15s;
}
.cw-nav-link:hover {
  color: var(--text);
  background: var(--bg);
}
.cw-nav-link.active {
  color: var(--brand);
  background: var(--brand-light);
  font-weight: 600;
}
.cw-nav-group {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  color: var(--text-muted);
  padding: 12px 10px 4px;
  margin-top: 4px;
}
.cw-nav-sub {
  padding-left: 20px;
  font-size: 11.5px;
}

.cw-container {
  flex: 1;
  min-width: 0;
  max-width: 1100px;
  padding: 24px 24px 60px;
}

@media (max-width: 900px) {
  .cw-sidebar { display: none; }
}

/* ── Section Cards ──────────────────────── */
.cw-section {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  margin-bottom: 20px;
  overflow: hidden;
}
.cw-section-title {
  font-size: 14px;
  font-weight: 600;
  padding: 16px 22px;
  border-bottom: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text);
}
.cw-section-title .cw-tag {
  font-size: 10px;
  font-weight: 500;
  background: var(--brand-light);
  color: var(--brand);
  padding: 2px 8px;
  border-radius: 4px;
}
.cw-section-body { padding: 20px 22px; }

/* ── Input Grid ─────────────────────────── */
.cw-input-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 16px;
}
.cw-field { display: flex; flex-direction: column; gap: 5px; }
.cw-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.4px;
}
.cw-input-wrap {
  display: flex;
  align-items: center;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: var(--bg-card);
  transition: border-color 0.15s, box-shadow 0.15s;
}
.cw-input-wrap:focus-within {
  border-color: var(--brand);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}
.cw-input {
  flex: 1;
  border: none;
  outline: none;
  padding: 9px 12px;
  font-size: 14px;
  font-family: inherit;
  background: transparent;
  min-width: 0;
  color: var(--text);
}
.cw-input-unit {
  padding: 9px 12px;
  font-size: 12px;
  color: var(--text-muted);
  background: var(--bg);
  border-left: 1px solid var(--border);
  white-space: nowrap;
  font-weight: 500;
}

/* ── Pill Buttons ───────────────────────── */
.cw-pills { display: flex; flex-wrap: wrap; gap: 8px; }
.cw-pill {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 7px 16px;
  border: 1.5px solid var(--border);
  border-radius: 24px;
  background: var(--bg-card);
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s;
}
.cw-pill:hover {
  border-color: var(--brand);
  color: var(--brand);
  background: var(--brand-light);
}
.cw-pill.active {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.cw-pill .cyclone-tag {
  font-size: 9px;
  background: rgba(239, 68, 68, 0.12);
  color: var(--red);
  padding: 1px 5px;
  border-radius: 3px;
  font-weight: 600;
}
.cw-pill.active .cyclone-tag { background: rgba(255,255,255,0.2); color: #fff; }

/* ── Description Text ───────────────────── */
.cw-desc {
  font-size: 12.5px;
  color: var(--text-muted);
  margin-top: 6px;
  line-height: 1.5;
}
.cw-auto-badge {
  font-size: 10px;
  background: var(--brand-light);
  color: var(--brand);
  padding: 2px 7px;
  border-radius: 4px;
  font-weight: 600;
}

/* ── Parameters Display (inline table style) ── */
.cw-params {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
}
.cw-param {
  display: flex;
  flex-direction: column;
  gap: 1px;
  padding: 8px 14px;
  border-right: 1px solid var(--border);
  min-width: 0;
  flex: 1;
}
.cw-param:last-child { border-right: none; }
.cw-param-label { font-size: 10px; color: var(--text-muted); font-weight: 600; text-transform: uppercase; letter-spacing: 0.3px; }
.cw-param-value { font-size: 15px; font-weight: 700; color: var(--text); }
.cw-param-desc { font-size: 10px; color: var(--text-muted); }

/* ── Tables ─────────────────────────────── */
.cw-table-wrap { overflow-x: auto; margin: 0 -22px; padding: 0 22px; }
.cw-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
.cw-table th {
  background: var(--bg);
  font-size: 10.5px;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.4px;
  padding: 9px 10px;
  text-align: center;
  border-bottom: 2px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 1;
}
.cw-table td {
  padding: 8px 10px;
  text-align: center;
  border-bottom: 1px solid var(--border-light);
  font-variant-numeric: tabular-nums;
}
.cw-table td:first-child { font-weight: 600; text-align: left; }
.cw-table .cw-row-crit { background: var(--orange-light); }
.cw-table .cw-row-crit td { font-weight: 600; }
.cw-table .cw-bumped { color: var(--orange); font-style: italic; }

/* ── Result Cards ───────────────────────── */
.cw-results-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 12px;
}
.cw-result-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  text-align: center;
}
.cw-result-card .label { font-size: 10px; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.3px; margin-bottom: 4px; font-weight: 600; }
.cw-result-card .value { font-size: 24px; font-weight: 700; color: var(--accent); }
.cw-result-card .sub { font-size: 11px; color: var(--text-muted); margin-top: 2px; }
.cw-result-card.positive .value { color: var(--orange); }
.cw-result-card.negative .value { color: var(--accent); }
.cw-result-card.cw-critical { border: 2px solid #ef4444; background: #fef2f2; }
.cw-result-card.cw-critical .value { color: #ef4444 !important; }
.cw-result-card.cw-critical .label { color: #ef4444; font-weight: 700; }
.cw-summary-wrap { display: grid; grid-template-columns: repeat(3, minmax(200px, 1fr)); gap: 16px; }
.cw-summary-group { min-width: 0; }
.cw-summary-heading {
  font-size: 10.5px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.6px;
  color: var(--text-secondary); padding-bottom: 6px; margin-bottom: 10px;
  border-bottom: 2px solid var(--accent);
}
.cw-summary-group .cw-result-card { margin-bottom: 10px; padding: 12px 14px; }
.cw-summary-group .cw-result-card .label { font-size: 10px; }
.cw-summary-group .cw-result-card .value { font-size: 20px; }
.cw-summary-group .cw-result-card .sub { font-size: 10px; }

/* ── Pressure Table Compact ─────────────── */
.cw-table.compact td, .cw-table.compact th { padding: 5px 7px; font-size: 11px; }

/* ── Coefficients Display ───────────────── */
.cw-coeff-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 10px;
  margin-bottom: 14px;
}
.cw-coeff-item {
  background: var(--bg);
  border-radius: var(--radius-sm);
  padding: 12px;
  text-align: center;
}
.cw-coeff-item .label { font-size: 10px; color: var(--text-muted); text-transform: uppercase; font-weight: 500; }
.cw-coeff-item .value { font-size: 20px; font-weight: 700; margin-top: 2px; color: var(--text); }

/* ── Direction Sub-headings (per-direction tables) ── */
.cw-dir-heading {
  font-size: 13px;
  font-weight: 700;
  color: var(--accent);
  margin: 16px 0 6px;
  padding: 5px 10px;
  background: var(--accent-light);
  border-radius: var(--radius-sm);
  display: inline-block;
}
.cw-dir-heading:first-child { margin-top: 0; }
.cw-dir-heading.cw-dir-crit {
  background: var(--orange-light);
  color: var(--orange);
}

/* ── Coefficient Headings ──────────────── */
.cw-coeff-heading {
  font-size: 14px;
  font-weight: 700;
  color: var(--accent);
  margin: 0 0 10px;
  padding: 8px 0 6px;
  border-bottom: 2px solid var(--accent);
  display: flex;
  align-items: center;
  gap: 8px;
}
.cw-coeff-heading .cw-tag {
  font-size: 10px;
  font-weight: 500;
  background: var(--brand-light);
  color: var(--brand);
  padding: 2px 8px;
  border-radius: 4px;
}
.cw-ms-advisory {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 14px 18px;
  margin-top: 6px;
}
.cw-ms-sat-container {
  margin-top: 10px;
}

/* ── Topo Profiles Grid ─────────────────── */
.cw-topo-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}
.cw-topo-chart {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px;
}
.cw-topo-chart canvas { width: 100% !important; height: 180px !important; }
.cw-topo-label { font-size: 11px; font-weight: 600; text-align: center; margin-bottom: 6px; color: var(--text-secondary); }

/* ── Buttons ────────────────────────────── */
.cw-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 22px;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 13.5px;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: all 0.15s;
}
.cw-btn-primary {
  background: var(--accent);
  color: #fff;
}
.cw-btn-primary:hover {
  background: var(--accent-hover);
  box-shadow: var(--shadow-md);
}
.cw-btn-outline {
  background: transparent;
  color: var(--accent);
  border: 1.5px solid var(--border);
}
.cw-btn-outline:hover { background: var(--bg); }

/* ── Tabs ───────────────────────────────── */
.cw-tabs { display: flex; gap: 0; border-bottom: 2px solid var(--border); margin-bottom: 14px; }
.cw-tab {
  padding: 8px 16px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-muted);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  transition: all 0.15s;
}
.cw-tab:hover { color: var(--text); }
.cw-tab.active { color: var(--accent); border-bottom-color: var(--accent); font-weight: 600; }

/* ── Map ────────────────────────────────── */
.cw-map-container { display: none; margin-top: 12px; }
.cw-map-container.visible { display: block; }
.cw-map { width: 100%; height: 500px; border-radius: var(--radius); border: 1px solid var(--border); }
.cw-map-info { margin-top: 8px; font-size: 12px; color: var(--text-secondary); }

/* ── Misc ───────────────────────────────── */
.cw-divider { height: 1px; background: var(--border-light); margin: 16px 0; }
.cw-note { font-size: 12px; color: var(--text-muted); margin-top: 12px; }
.cw-hidden { display: none !important; }
.cw-row { display: flex; gap: 14px; align-items: flex-start; flex-wrap: wrap; }
.cw-row > * { flex: 1; min-width: 200px; }

/* ── Building Geometry Layout ──────────── */
.cw-geom-layout {
  display: flex;
  gap: 28px;
  align-items: flex-start;
}
.cw-geom-inputs { flex: 1; }
.cw-compass-panel {
  text-align: center;
  min-width: 220px;
  flex-shrink: 0;
}
.cw-compass-panel canvas {
  display: block;
  margin: 8px auto 0;
  width: 220px;
  height: 220px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: #fafbfc;
}

/* ── TC Zone Panel ─────────────────────── */
.cw-tc-panel {
  margin-top: 14px;
  padding: 14px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.cw-tc-zone-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 4px;
}
.cw-tc-zone-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 5px 4px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg-card);
  cursor: pointer;
  transition: all 0.15s;
  font-family: inherit;
}
.cw-tc-zone-btn:hover { border-color: var(--brand); background: var(--brand-light); }
.cw-tc-zone-btn .dir-label { font-size: 9px; font-weight: 600; color: var(--text-secondary); }
.cw-tc-zone-btn .tc-value { font-size: 13px; font-weight: 700; margin-top: 1px; }

/* ── Map Labels ────────────────────────── */
.cw-map-label {
  text-shadow: 0 1px 4px rgba(0,0,0,0.9), 0 0 8px rgba(0,0,0,0.6) !important;
}

/* ── Building Diagram (SVG/Canvas) ──────── */
.cw-diagram { text-align: center; margin: 14px 0; }
.cw-diagram canvas { max-width: 100%; border: 1px solid var(--border); border-radius: var(--radius); }

/* ── Print ──────────────────────────────── */
@media print {
  .cw-header { padding: 10px; }
  .cw-section { break-inside: avoid; box-shadow: none; }
  .cw-btn, .cw-map-container, .cw-sidebar { display: none !important; }
}

/* ── Tablet ─────────────────────────────── */
@media (max-width: 1100px) {
  .cw-summary-wrap { grid-template-columns: 1fr 1fr; }
}

/* ── Mobile ─────────────────────────────── */
@media (max-width: 768px) {
  .cw-container { padding: 14px 10px 40px; }
  .cw-input-grid { grid-template-columns: 1fr 1fr; }
  .cw-topo-grid { grid-template-columns: 1fr; }
  .cw-results-grid { grid-template-columns: 1fr 1fr; }
  .cw-summary-wrap { grid-template-columns: 1fr; }
  .cw-coeff-grid { grid-template-columns: repeat(3, 1fr); }
  .cw-geom-layout { flex-direction: column; }
  .cw-compass-panel { min-width: unset; width: 100%; }
  .cw-tc-zone-grid { grid-template-columns: repeat(4, 1fr); }
  .cw-section { border-radius: 8px; }
}