:root,
[data-theme="dark"] {
  --bg: #080b12;
  --bg-elevated: #0f1522;
  --bg-card: #121a2a;
  --bg-card-hover: #172136;
  --bg-code: #0a0f1a;
  --border: #1f2b42;
  --border-strong: #2f4266;
  --text: #eef3fb;
  --text-muted: #93a3bf;
  --accent: #4f8cff;
  --accent-hover: #6ba0ff;
  --accent-soft: rgba(79, 140, 255, 0.14);
  --emerald: #10b981;
  --emerald-soft: rgba(16, 185, 129, 0.14);
  --amber: #f59e0b;
  --amber-soft: rgba(245, 158, 11, 0.15);
  --whale-grad: linear-gradient(135deg, #10192d 0%, #162340 55%, #1d284a 100%);
  --shadow: 0 16px 40px rgba(0, 0, 0, 0.42);
}

[data-theme="light"] {
  --bg: #f6f8fc;
  --bg-elevated: #ffffff;
  --bg-card: #ffffff;
  --bg-card-hover: #f9fbff;
  --bg-code: #0f172a;
  --border: #dde4f0;
  --border-strong: #bcc9e0;
  --text: #0d1526;
  --text-muted: #51617d;
  --accent: #1d5eff;
  --accent-hover: #1449cc;
  --accent-soft: rgba(29, 94, 255, 0.09);
  --emerald: #059669;
  --emerald-soft: rgba(5, 150, 105, 0.1);
  --amber: #d97706;
  --amber-soft: rgba(217, 119, 6, 0.12);
  --whale-grad: linear-gradient(135deg, #eef3ff 0%, #e5edff 60%, #dce7ff 100%);
  --shadow: 0 12px 32px rgba(13, 21, 38, 0.08);
}

* { box-sizing: border-box; }
html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Inter", "Segoe UI", Roboto, sans-serif;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
.mono {
  font-family: "JetBrains Mono", "SFMono-Regular", Menlo, Consolas, monospace;
  font-variant-numeric: tabular-nums;
}
.container { max-width: 1280px; margin: 0 auto; padding: 0 24px; }

/* Top Navbar */
.topbar {
  position: sticky; top: 0; z-index: 30;
  background: color-mix(in srgb, var(--bg-elevated) 88%, transparent);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.topbar-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 64px; gap: 16px;
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 1.02rem; letter-spacing: -0.01em; }
.brand-mark {
  width: 28px; height: 28px; border-radius: 6px;
  background: linear-gradient(135deg, var(--accent), var(--emerald));
  display: inline-flex; align-items: center; justify-content: center;
  color: #fff; font-weight: 800; font-size: 0.85rem;
}
.badge-pill {
  font-size: 0.72rem; padding: 3px 9px; border-radius: 999px;
  background: var(--emerald-soft); color: var(--emerald); font-weight: 600;
}
.nav-actions { display: flex; align-items: center; gap: 10px; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 8px 14px; border-radius: 7px; font-size: 0.85rem; font-weight: 600;
  border: 1px solid var(--border-strong); background: var(--bg-card); color: var(--text);
  cursor: pointer; transition: all 0.15s ease; text-decoration: none;
}
.btn:hover { border-color: var(--accent); background: var(--bg-card-hover); }
.btn-primary { background: var(--accent); border-color: var(--accent); color: #ffffff; }
.btn-primary:hover { background: var(--accent-hover); border-color: var(--accent-hover); }
.btn-sm { padding: 6px 11px; font-size: 0.79rem; }

/* Hero & Telemetry Strip */
.hero { padding: 44px 0 28px; border-bottom: 1px solid var(--border); }
.hero-eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 0.78rem; font-weight: 600; color: var(--accent);
  background: var(--accent-soft); padding: 4px 12px; border-radius: 999px; margin-bottom: 14px;
}
.hero h1 { font-size: clamp(1.85rem, 3.3vw, 2.65rem); line-height: 1.15; letter-spacing: -0.025em; margin: 0 0 12px; max-width: 920px; }
.hero p { color: var(--text-muted); font-size: 1.02rem; max-width: 820px; margin: 0 0 24px; }
.kpi-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(195px, 1fr));
  gap: 12px; margin-top: 18px;
}
.kpi-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 10px; padding: 14px 16px;
}
.kpi-label { font-size: 0.74rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--text-muted); }
.kpi-val { font-size: 1.38rem; font-weight: 700; margin-top: 4px; }
.kpi-sub { font-size: 0.76rem; color: var(--emerald); margin-top: 2px; }

/* Controls Bar */
.controls-bar {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
  gap: 12px; padding: 20px 0 14px;
}
.suite-pills { display: flex; flex-wrap: wrap; gap: 6px; }
.pill {
  padding: 6px 12px; border-radius: 999px; font-size: 0.8rem; font-weight: 600;
  border: 1px solid var(--border); background: var(--bg-card); color: var(--text-muted);
  cursor: pointer; transition: all 0.14s ease;
}
.pill.active, .pill:hover { border-color: var(--accent); color: var(--text); background: var(--accent-soft); }
.filter-inputs { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.input, .select {
  background: var(--bg-card); color: var(--text); border: 1px solid var(--border-strong);
  border-radius: 7px; padding: 8px 12px; font-size: 0.85rem; outline: none;
}
.input:focus, .select:focus { border-color: var(--accent); }

/* Tier-4 Whale Banner */
.whale-banner {
  background: var(--whale-grad); border: 1px solid var(--border-strong);
  border-radius: 12px; padding: 22px 24px; margin: 10px 0 24px;
  display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 18px;
}
.whale-banner h2 { margin: 4px 0 8px; font-size: 1.25rem; }
.whale-list { margin: 8px 0 0; padding-left: 18px; color: var(--text-muted); font-size: 0.86rem; }

/* Suite Banners & SKU Cards */
.suite-section { margin-bottom: 34px; }
.suite-header {
  display: flex; flex-wrap: wrap; justify-content: space-between; align-items: baseline;
  border-bottom: 1px solid var(--border); padding-bottom: 10px; margin-bottom: 16px; gap: 8px;
}
.suite-header h3 { margin: 0; font-size: 1.12rem; }
.sku-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(350px, 1fr)); gap: 16px; }
.sku-card {
  background: var(--bg-card); border: 1px solid var(--border); border-radius: 11px;
  padding: 18px; display: flex; flex-direction: column; justify-content: space-between;
  transition: transform 0.14s ease, border-color 0.14s ease;
}
.sku-card:hover { border-color: var(--border-strong); transform: translateY(-2px); box-shadow: var(--shadow); }
.sku-top { display: flex; justify-content: space-between; align-items: center; gap: 8px; margin-bottom: 8px; }
.sku-code { font-weight: 700; font-size: 0.82rem; color: var(--accent); background: var(--accent-soft); padding: 3px 8px; border-radius: 5px; }
.sku-title { font-size: 1rem; font-weight: 700; margin: 0 0 8px; }
.sku-desc { font-size: 0.84rem; color: var(--text-muted); margin: 0 0 14px; }
.sku-metrics {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px;
  padding: 10px; border-radius: 8px; background: var(--bg-elevated); border: 1px solid var(--border); margin-bottom: 12px;
}
.m-lbl { font-size: 0.68rem; color: var(--text-muted); text-transform: uppercase; }
.m-val { font-size: 0.84rem; font-weight: 700; }
.col-tags { display: flex; flex-wrap: wrap; gap: 5px; margin-bottom: 14px; }
.col-tag { font-size: 0.72rem; padding: 2px 7px; border-radius: 4px; background: var(--bg-elevated); border: 1px solid var(--border); color: var(--text-muted); }
.sku-actions { display: flex; gap: 8px; flex-wrap: wrap; }

/* Modal & Slide-over Drawer */
.backdrop {
  position: fixed; inset: 0; background: rgba(4, 7, 13, 0.72);
  display: none; align-items: center; justify-content: center; z-index: 60; padding: 20px;
}
.backdrop.open { display: flex; }
.modal {
  background: var(--bg-elevated); border: 1px solid var(--border-strong); border-radius: 12px;
  max-width: 780px; width: 100%; max-height: 88vh; overflow-y: auto; padding: 22px; box-shadow: var(--shadow);
}
.drawer-backdrop { justify-content: flex-end; padding: 0; }
.drawer {
  background: var(--bg-elevated); border-left: 1px solid var(--border-strong);
  width: min(480px, 100%); height: 100vh; overflow-y: auto; padding: 24px; box-shadow: var(--shadow);
}
.code-box {
  background: var(--bg-code); color: #e2e8f0; padding: 14px; border-radius: 8px;
  font-size: 0.8rem; overflow-x: auto; border: 1px solid var(--border); margin: 8px 0 14px;
}
.form-row { display: flex; flex-direction: column; gap: 5px; margin-bottom: 12px; }
.form-row label { font-size: 0.79rem; font-weight: 600; color: var(--text-muted); }
.footer { border-top: 1px solid var(--border); padding: 28px 0 44px; margin-top: 40px; font-size: 0.82rem; color: var(--text-muted); }