:root {
  /* ===== Color: Surface & Background ===== */
  --color-bg-base: #0B0D0F;
  --color-surface-start: #161A1D;
  --color-surface-end: #1E2327;
  --color-modal-overlay: rgba(0,0,0,0.75);

  /* ===== Color: Text ===== */
  --color-text-primary: #F5F6F7;
  --color-text-secondary: #9CA3AF;

  /* ===== Color: Accent / Branding ===== */
  --color-accent-amber: #F5A623;
  --color-accent-red: #D64545;
  --color-accent-teal: #1B8A8A;
  --color-graphite: #2B2F33;
  --color-safety-yellow: #FFC94D;

  /* ===== Color: Semantic ===== */
  --color-error: #D64545;
  --color-warning: #FFC94D;
  --color-success: #1B8A8A;
  --color-info: #5B8DEF;

  /* ===== Typography: Families ===== */
  --font-primary: 'Neue Haas Grotesk', 'Inter Tight', 'IBM Plex Sans Condensed', sans-serif;
  --font-mono: 'IBM Plex Mono', 'Roboto Mono', monospace;

  /* ===== Typography: Sizes ===== */
  --fs-h1: 3.5rem;
  --fs-h2: 2.25rem;
  --fs-h3: 1.5rem;
  --fs-body: 1rem;
  --fs-metric: 3rem; /* 48px */
  --fs-callout-min: 20px;
  --fs-callout-max: 28px;

  /* ===== Typography: Weights ===== */
  --fw-heading: 700;
  --fw-subheading: 600;
  --fw-body: 400;
  --fw-metric: 800;

  /* ===== Typography: Tracking / Leading ===== */
  --ls-heading: 0.02em;
  --ls-label: 0.08em;
  --lh-body: 1.5;
  --lh-heading: 1.1;
  --lh-data: 1.35;

  /* ===== Edges ===== */
  --radius-btn: 2px;
  --radius-card: 4px;
  --radius-badge: 2px;

  /* ===== Borders ===== */
  --border-standard: 1px solid rgba(255,255,255,0.08);
  --border-emphasis: 1px solid var(--color-accent-amber);
  --border-card: 1px solid var(--color-graphite);

  /* ===== Shadows ===== */
  --shadow-float: 0px 8px 24px rgba(0,0,0,0.5);
  --shadow-inner: inset 0px 1px 2px rgba(0,0,0,0.6);

  /* ===== Spacing ===== */
  --space-section-desktop: 120px;
  --space-section-mobile: 64px;
  --container-max: 1280px;
  --gutter-desktop: 80px;
  --gutter-mobile: 24px;
  --btn-padding: 16px 32px;
  --icon-text-gap: 12px;

  /* ===== Z-Index ===== */
  --z-header: 50;
  --z-triage: 100;
  --z-webhook: 110;
}

/* ==========================================================================
   RESET / BASE
   ========================================================================== */
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }

body {
  background: var(--color-bg-base);
  color: var(--color-text-primary);
  font-family: var(--font-primary);
  font-size: var(--fs-body);
  font-weight: var(--fw-body);
  line-height: var(--lh-body);
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
ul { margin: 0; padding: 0; list-style: none; }

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--gutter-desktop);
}

@media (max-width: 768px) {
  .container { padding: 0 var(--gutter-mobile); }
}

.section {
  padding: var(--space-section-desktop) 0;
}

@media (max-width: 768px) {
  .section { padding: var(--space-section-mobile) 0; }
}

.section-alt {
  background: linear-gradient(180deg, var(--color-surface-start), var(--color-surface-end));
  border-top: var(--border-standard);
  border-bottom: var(--border-standard);
}

/* ==========================================================================
   TYPOGRAPHY
   ========================================================================== */
.h1, .h2, .h3 {
  font-weight: var(--fw-heading);
  letter-spacing: var(--ls-heading);
  line-height: var(--lh-heading);
  margin: 0 0 16px 0;
  color: var(--color-text-primary);
  text-transform: uppercase;
}

.h1 { font-size: var(--fs-h1); }
.h2 { font-size: var(--fs-h2); }
.h3 { font-size: var(--fs-h3); font-weight: var(--fw-subheading); }

.body-text {
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  color: var(--color-text-secondary);
  font-weight: var(--fw-body);
  margin: 0 0 12px 0;
}

.section-intro { max-width: 640px; }

.small-text { font-size: 0.875rem; }

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: var(--ls-label);
  text-transform: uppercase;
  color: var(--color-text-secondary);
  margin: 0 0 16px 0;
}

/* ==========================================================================
   HEADER
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-header);
  background: rgba(11,13,15,0.92);
  backdrop-filter: blur(6px);
  border-bottom: var(--border-standard);
}

.header-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 16px var(--gutter-desktop);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

@media (max-width: 768px) {
  .header-inner { padding: 16px var(--gutter-mobile); flex-wrap: wrap; }
}

.brand-emblem {
  display: flex;
  align-items: center;
  gap: var(--icon-text-gap);
}

.brand-text {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: var(--ls-label);
  text-transform: uppercase;
  color: var(--color-text-primary);
}

.primary-nav {
  display: flex;
  gap: 28px;
}

.primary-nav a {
  font-size: 0.85rem;
  letter-spacing: var(--ls-label);
  text-transform: uppercase;
  color: var(--color-text-secondary);
  transition: color 0.15s ease;
}

.primary-nav a:hover,
.primary-nav a:focus-visible {
  color: var(--color-text-primary);
}

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

/* ==========================================================================
   BUTTONS
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--btn-padding);
  border-radius: var(--radius-btn);
  font-family: var(--font-primary);
  font-size: 0.8rem;
  font-weight: var(--fw-heading);
  letter-spacing: var(--ls-label);
  text-transform: uppercase;
  cursor: pointer;
  border: 1px solid transparent;
  transition: background-color 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}

.btn-primary {
  background: var(--color-accent-amber);
  color: #14100a;
  border-color: var(--color-accent-amber);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  background: #ffb840;
  border-color: #ffb840;
}

.btn-ghost {
  background: transparent;
  color: var(--color-text-primary);
  border-color: rgba(255,255,255,0.16);
}

.btn-ghost:hover,
.btn-ghost:focus-visible {
  border-color: var(--color-accent-amber);
  color: var(--color-accent-amber);
}

.btn-block { width: 100%; margin-top: 12px; }

.btn-cta-header { padding: 12px 20px; }

/* ==========================================================================
   HERO
   ========================================================================== */
.hero-section {
  background: radial-gradient(circle at 50% 0%, var(--color-graphite) 0%, var(--color-bg-base) 70%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 64px;
  align-items: start;
}

@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
}

.hero-copy .h1 { margin-bottom: 24px; }
.hero-actions {
  display: flex;
  gap: 16px;
  margin-top: 32px;
  flex-wrap: wrap;
}

.hero-metrics {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.metric-card {
  background: linear-gradient(180deg, var(--color-surface-start), var(--color-surface-end));
  border: var(--border-card);
  border-radius: var(--radius-card);
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  position: relative;
}

.metric-value {
  font-family: var(--font-mono);
  font-size: var(--fs-metric);
  font-weight: var(--fw-metric);
  color: var(--color-text-primary);
  line-height: 1;
}

.metric-label {
  font-size: 0.8rem;
  letter-spacing: var(--ls-label);
  text-transform: uppercase;
  color: var(--color-text-secondary);
}

.metric-glow-teal {
  box-shadow: 0 0 48px -8px rgba(27,138,138,0.45), var(--shadow-float);
}

.metric-glow-amber {
  box-shadow: 0 0 48px -8px rgba(245,166,35,0.4), var(--shadow-float);
}

/* ==========================================================================
   CALLOUT NUMBERS (metric_callout size compliance: 20-28px)
   ========================================================================== */
.callout .num {
  font-family: var(--font-mono);
  font-weight: var(--fw-metric);
  font-size: clamp(var(--fs-callout-min), 2vw, var(--fs-callout-max));
  color: var(--color-text-primary);
  line-height: var(--lh-data);
}

/* ==========================================================================
   CARDS / ASSET CAPABILITIES
   ========================================================================== */
.card-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 48px;
}

@media (max-width: 1100px) {
  .card-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
  .card-grid { grid-template-columns: 1fr; }
}

.card {
  background: linear-gradient(180deg, var(--color-surface-start), var(--color-surface-end));
  border: var(--border-card);
  border-radius: var(--radius-card);
  padding: 28px;
  display: flex;
  flex-direction: column;
}

.card .h3 {
  /* size intentionally not overridden — inherits base .h3 (24px) */
  margin-bottom: 12px;
}

.spec-list {
  margin-top: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  border-top: var(--border-standard);
  padding-top: 16px;
}

.spec-list li {
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
  line-height: var(--lh-data);
}

.spec-list li span:first-child { color: var(--color-text-secondary); }
.spec-list li span:last-child {
  color: var(--color-text-primary);
  font-family: var(--font-mono);
}

/* ==========================================================================
   CAMPAIGN HISTORY TABLE
   ========================================================================== */
.campaign-table {
  margin-top: 48px;
  border: var(--border-card);
  border-radius: var(--radius-card);
  overflow: hidden;
}

.campaign-row {
  display: grid;
  grid-template-columns: 2fr 1.2fr 1fr 0.6fr 0.6fr;
  gap: 16px;
  padding: 18px 24px;
  border-bottom: var(--border-standard);
  align-items: center;
  font-size: 0.9rem;
}

.campaign-row:last-child { border-bottom: none; }

.campaign-head {
  background: rgba(255,255,255,0.03);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: var(--ls-label);
  text-transform: uppercase;
  color: var(--color-text-secondary);
}

@media (max-width: 700px) {
  .campaign-row { grid-template-columns: repeat(2, 1fr); gap: 8px; }
}

/* ==========================================================================
   TAGS / BADGES
   ========================================================================== */
.tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 4px 10px;
  border-radius: var(--radius-badge);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: var(--ls-label);
  text-transform: uppercase;
  width: fit-content;
}

.tag-success {
  background: rgba(27,138,138,0.15);
  color: var(--color-success);
  border: 1px solid var(--color-success);
}

.tag-outline {
  background: transparent;
  color: var(--color-text-secondary);
  border: 1px solid var(--color-graphite);
}

/* ==========================================================================
   SAFETY & COMPLIANCE
   ========================================================================== */
.badge-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 48px;
}

@media (max-width: 1000px) {
  .badge-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 560px) {
  .badge-grid { grid-template-columns: 1fr; }
}

.badge-card {
  display: flex;
  align-items: center;
  gap: var(--icon-text-gap);
  background: linear-gradient(180deg, var(--color-surface-start), var(--color-surface-end));
  border: var(--border-card);
  border-radius: var(--radius-card);
  padding: 20px;
}

.badge-icon {
  font-size: 1.5rem;
  color: var(--color-accent-amber);
  flex-shrink: 0;
}

.badge-title {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: var(--ls-label);
  text-transform: uppercase;
  color: var(--color-text-primary);
  margin: 0 0 4px 0;
  font-weight: var(--fw-subheading);
}

.badge-sub {
  font-size: 0.8rem;
  color: var(--color-text-secondary);
  margin: 0;
}

.domain-heading { margin-top: 56px; }

.domain-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 20px;
}

/* ==========================================================================
   MOBILIZATION TERMS
   ========================================================================== */
.mobilization-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 64px;
  align-items: start;
}

@media (max-width: 900px) {
  .mobilization-grid { grid-template-columns: 1fr; gap: 40px; }
}

.terms-list {
  margin-top: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.terms-list li {
  display: flex;
  justify-content: space-between;
  border-bottom: var(--border-standard);
  padding-bottom: 12px;
  font-size: 0.9rem;
}

.terms-list li span:first-child { color: var(--color-text-secondary); }
.terms-list li span:last-child {
  color: var(--color-text-primary);
  font-family: var(--font-mono);
}

.terms-cta-card {
  background: linear-gradient(180deg, var(--color-surface-start), var(--color-surface-end));
  border: var(--border-card);
  border-radius: var(--radius-card);
  padding: 32px;
  box-shadow: var(--shadow-float);
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer {
  border-top: var(--border-standard);
  padding: 64px 0;
  background: var(--color-bg-base);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 32px;
}

.footer-nav {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
}

.footer-nav a {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  letter-spacing: var(--ls-label);
  text-transform: uppercase;
}

.footer-nav a:hover { color: var(--color-accent-amber); }

/* ==========================================================================
   MODALS
   ========================================================================== */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: var(--color-modal-overlay);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.modal-backdrop[hidden] {
  display: none !important;
}

#triage-backdrop { z-index: var(--z-triage); }
#webhook-backdrop { z-index: var(--z-webhook); }

.modal {
  background: var(--color-surface-end);
  border: var(--border-card);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-float);
  width: 100%;
  max-width: 600px;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  padding: 32px;
}
.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
}
.modal-close {
  background: transparent;
  border: none;
  color: var(--color-text-secondary);
  font-size: 24px;
  cursor: pointer;
}
.modal-close:hover {
  color: var(--color-text-primary);
}
.form-group {
  margin-bottom: 16px;
}
.form-group label {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-text-secondary);
}
.form-group input, .form-group select {
  width: 100%;
  padding: 12px;
  background: var(--color-surface-start);
  border: var(--border-card);
  border-radius: 4px;
  color: var(--color-text-primary);
  font-family: var(--font-sans);
}
.form-group input:focus, .form-group select:focus {
  outline: none;
  border-color: var(--amber);
}
.webhook-submit {
  width: 100%;
  margin-top: 16px;
}
.payload-preview {
  margin-top: 24px;
  padding: 16px;
  background: #000;
  border: 1px solid var(--border-color);
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-text-secondary);
  white-space: pre-wrap;
}