/* Hallmark · macrostructure: Sovereign Strategic Executive · tone: Sovereign Editorial */
@import url('tokens.css');

/* ==========================================================================
   1. RESET & BASE STYLES
   ========================================================================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  overflow-x: clip;
  -webkit-text-size-adjust: 100%;
}

body {
  background-color: var(--color-paper);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  overflow-x: clip;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Typography Discipline - No Italic Headers */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-style: normal;
  font-weight: 600;
  color: var(--color-paper-dark);
  line-height: var(--leading-tight);
  overflow-wrap: anywhere;
  min-width: 0;
}

h1 { font-size: clamp(2.5rem, 5vw, var(--text-5xl)); font-weight: 700; letter-spacing: -0.02em; }
h2 { font-size: clamp(2rem, 3.5vw, var(--text-4xl)); letter-spacing: -0.01em; }
h3 { font-size: clamp(1.35rem, 2.5vw, var(--text-2xl)); }
h4 { font-size: var(--text-xl); }

p {
  color: var(--color-ink-muted);
  line-height: var(--leading-relaxed);
  max-width: 72ch;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--dur-fast) var(--ease-out);
}

img, svg {
  max-width: 100%;
  height: auto;
  display: block;
}

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  border: none;
  background: none;
  outline: none;
}

/* ==========================================================================
   2. UTILITIES & CONTAINER SYSTEM
   ========================================================================== */
.container {
  width: 100%;
  max-width: var(--container-xl);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-6);
  padding-right: var(--space-6);
}

.container-narrow {
  max-width: var(--container-md);
}

.section-padding {
  padding-top: clamp(var(--space-12), 8vw, var(--space-24));
  padding-bottom: clamp(var(--space-12), 8vw, var(--space-24));
}

.bg-subtle { background-color: var(--color-paper-subtle); }
.bg-dark { background-color: var(--color-paper-dark); color: var(--color-ink-light); }
.bg-dark p { color: var(--color-ink-light-muted); }
.bg-dark h1, .bg-dark h2, .bg-dark h3, .bg-dark h4 { color: var(--color-paper-card); }

/* Eyebrows / Section Headers - Sovereign Executive Editorial Style */
.badge, .section-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  padding: 0 0 0 var(--space-3);
  border-left: 2.5px solid var(--color-accent);
  border-top: none;
  border-right: none;
  border-bottom: none;
  border-radius: 0;
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  background: transparent;
  color: var(--color-paper-dark);
  line-height: 1.3;
}

.badge-dark {
  background: transparent;
  color: var(--color-accent);
  border-left-color: var(--color-accent);
}

.badge-dot {
  display: none;
}

/* ==========================================================================
   3. BUTTONS & 8-STATE INTERACTION SYSTEM
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  padding: 0.85rem 1.75rem;
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.02em;
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--dur-normal) var(--ease-out);
  position: relative;
  overflow: hidden;
}

/* Primary Button */
.btn-primary {
  background-color: var(--color-accent);
  color: var(--color-paper-dark);
  box-shadow: var(--shadow-subtle);
  border: 1px solid var(--color-accent);
}

.btn-primary:hover, .btn-primary.is-hover {
  background-color: var(--color-accent-hover);
  box-shadow: var(--shadow-glow);
  transform: translateY(-2px);
}

.btn-primary:active, .btn-primary.is-active {
  transform: translateY(0);
  background-color: oklch(58% 0.14 78);
}

/* Secondary / Outline Button */
.btn-outline {
  background-color: transparent;
  color: var(--color-paper-dark);
  border: 1.5px solid var(--color-paper-dark);
}

.btn-outline:hover, .btn-outline.is-hover {
  background-color: var(--color-paper-dark);
  color: var(--color-paper-card);
  transform: translateY(-2px);
}

.btn-outline:active, .btn-outline.is-active {
  transform: translateY(0);
}

.btn-outline-light {
  border-color: rgba(249, 248, 246, 0.4);
  color: var(--color-paper);
}

.btn-outline-light:hover, .btn-outline-light.is-hover {
  background-color: var(--color-paper);
  color: var(--color-paper-dark);
}

/* Global Focus-Visible Rule (Accessibility) */
:focus-visible, .is-focus {
  outline: 3px solid var(--color-accent) !important;
  outline-offset: 3px !important;
}

/* Disabled State */
.btn:disabled, .btn[aria-disabled="true"], .btn.is-disabled {
  opacity: 0.55;
  cursor: not-allowed;
  transform: none !important;
  box-shadow: none !important;
}

/* Loading, Error & Success States */
.btn[data-state="loading"], .btn.is-loading {
  pointer-events: none;
  opacity: 0.85;
}

.btn[data-state="loading"]::after, .btn.is-loading::after {
  content: '';
  width: 14px;
  height: 14px;
  border: 2px solid currentColor;
  border-right-color: transparent;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
  margin-left: 6px;
}

.btn[data-state="success"], .btn.is-success {
  background-color: #10B981 !important;
  color: #FFFFFF !important;
  border-color: #10B981 !important;
}

.btn[data-state="error"], .btn.is-error {
  background-color: #EF4444 !important;
  color: #FFFFFF !important;
  border-color: #EF4444 !important;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ==========================================================================
   4. NAVIGATION (N5 Executive Pill Nav)
   ========================================================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-nav);
  padding: var(--space-4) 0;
  transition: all var(--dur-normal) var(--ease-out);
}

.site-header.scrolled {
  padding: var(--space-2) 0;
}

.nav-pill-wrapper {
  background: rgba(249, 248, 246, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(10, 17, 40, 0.08);
  border-radius: var(--radius-pill);
  padding: var(--space-2) var(--space-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.05);
  transition: all var(--dur-normal) var(--ease-out);
}

.site-header.scrolled .nav-pill-wrapper {
  box-shadow: 0 12px 30px rgba(10, 17, 40, 0.12);
  border-color: rgba(197, 155, 39, 0.3);
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-lg);
  color: var(--color-paper-dark);
  letter-spacing: -0.01em;
}

.brand-mark {
  width: 32px;
  height: 32px;
  background-color: var(--color-paper-dark);
  color: var(--color-accent);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: var(--text-sm);
  border: 1px solid var(--color-accent);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  list-style: none;
}

.nav-link {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-ink-muted);
  padding: var(--space-1) var(--space-2);
  position: relative;
}

.nav-link:hover, .nav-link.active {
  color: var(--color-paper-dark);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: var(--space-2);
  right: var(--space-2);
  height: 2px;
  background-color: var(--color-accent);
  border-radius: 2px;
}

.nav-status-badge {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  color: var(--color-ink-muted);
  padding: 0.25rem 0.65rem;
  background-color: rgba(10, 17, 40, 0.04);
  border-radius: var(--radius-pill);
}

/* Mobile Toggle */
.mobile-nav-toggle {
  display: none;
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  border-radius: 50%;
  background: transparent;
}

.mobile-nav-toggle svg {
  width: 24px;
  height: 24px;
  stroke: var(--color-paper-dark);
}

/* ==========================================================================
   5. HERO MASTHEAD MODULE (Marquee Hero)
   ========================================================================== */
.hero-section {
  padding-top: calc(var(--space-24) + 2rem);
  padding-bottom: var(--space-16);
  position: relative;
  background: radial-gradient(circle at 85% 15%, rgba(197, 155, 39, 0.07) 0%, transparent 60%);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  gap: var(--space-12);
  align-items: center;
}

.hero-headline {
  margin-top: var(--space-4);
  margin-bottom: var(--space-6);
}

.hero-subtext {
  font-size: var(--text-lg);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-8);
  color: var(--color-ink-muted);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-4);
  margin-bottom: var(--space-8);
}

.hero-trust-bar {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-border);
}

.trust-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-ink);
  letter-spacing: 0.03em;
}

.trust-item svg {
  width: 18px;
  height: 18px;
  stroke: var(--color-accent);
}

/* Corridor Interactive Card */
.corridor-hero-card {
  background-color: var(--color-paper-dark);
  color: var(--color-paper-card);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  border: 1px solid rgba(197, 155, 39, 0.3);
  box-shadow: var(--shadow-hover);
  position: relative;
  overflow: hidden;
}

.corridor-hero-card::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 150px;
  height: 150px;
  background: radial-gradient(circle, rgba(197, 155, 39, 0.15) 0%, transparent 70%);
  pointer-events: none;
}

.corridor-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-6);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--color-border-dark);
}

.corridor-nodes-visual {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3);
  margin-bottom: var(--space-6);
}

.corridor-node-pill {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: var(--space-3);
  border-radius: var(--radius-md);
  text-align: center;
  cursor: pointer;
  transition: all var(--dur-normal) var(--ease-out);
}

.corridor-node-pill:hover, .corridor-node-pill.active {
  background: rgba(197, 155, 39, 0.18);
  border-color: var(--color-accent);
}

.corridor-node-pill h5 {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 700;
  color: var(--color-paper-card);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.corridor-node-pill span {
  font-size: 0.7rem;
  color: var(--color-accent);
}

.corridor-dynamic-content {
  background: rgba(0, 0, 0, 0.25);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  margin-bottom: var(--space-6);
  min-height: 110px;
}

.corridor-dynamic-content h4 {
  font-size: var(--text-base);
  color: var(--color-accent);
  margin-bottom: var(--space-2);
}

.corridor-dynamic-content p {
  font-size: var(--text-sm);
  color: var(--color-ink-light-muted);
}

/* ==========================================================================
   6. TRI-CORRIDOR GEOGRAPHIC SECTION
   ========================================================================== */
.region-tabs-header {
  display: flex;
  justify-content: center;
  gap: var(--space-3);
  margin-bottom: var(--space-12);
  flex-wrap: wrap;
}

.region-tab-btn {
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-pill);
  font-size: var(--text-sm);
  font-weight: 600;
  background-color: var(--color-paper-card);
  border: 1px solid var(--color-border);
  color: var(--color-ink);
  cursor: pointer;
  transition: all var(--dur-normal) var(--ease-out);
}

.region-tab-btn:hover, .region-tab-btn.active {
  background-color: var(--color-paper-dark);
  color: var(--color-paper-card);
  border-color: var(--color-paper-dark);
  box-shadow: var(--shadow-card);
}

.region-tab-btn.active {
  border-bottom: 2px solid var(--color-accent);
}

.region-content-panel {
  display: none;
}

.region-content-panel.active {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: var(--space-8);
  align-items: center;
  animation: fadeIn 0.4s var(--ease-out);
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.region-detail-card {
  background-color: var(--color-paper-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  box-shadow: var(--shadow-card);
}

.region-sectors-list {
  list-style: none;
  margin-top: var(--space-4);
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-3);
}

.region-sectors-list li {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-ink);
}

.region-sectors-list svg {
  width: 16px;
  height: 16px;
  stroke: var(--color-accent);
  flex-shrink: 0;
}

/* ==========================================================================
   7. 6 CORE PILLARS SERVICE ARCHITECTURE
   ========================================================================== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: var(--space-6);
}

.service-card {
  background-color: var(--color-paper-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  transition: all var(--dur-normal) var(--ease-out);
  display: flex;
  flex-direction: column;
  height: 100%;
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(197, 155, 39, 0.4);
}

.service-icon-box {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background-color: var(--color-paper-subtle);
  color: var(--color-paper-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-6);
  border: 1px solid var(--color-border);
}

.service-card:hover .service-icon-box {
  background-color: var(--color-paper-dark);
  color: var(--color-accent);
  border-color: var(--color-accent);
}

.service-card h3 {
  font-size: var(--text-xl);
  margin-bottom: var(--space-3);
}

.service-card p {
  font-size: var(--text-sm);
  margin-bottom: var(--space-6);
  flex-grow: 1;
}

.service-bullets {
  list-style: none;
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.service-bullets li {
  font-size: var(--text-xs);
  color: var(--color-ink-muted);
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
}

.service-bullets li::before {
  content: '•';
  color: var(--color-accent);
  font-size: 1.2rem;
  line-height: 1;
}

/* ==========================================================================
   8. PRIORITY SECTORS MATRIX & FILTERS
   ========================================================================== */
.sector-filter-bar {
  display: flex;
  justify-content: center;
  gap: var(--space-3);
  margin-bottom: var(--space-12);
  margin-top: var(--space-4);
  flex-wrap: wrap;
}

.sector-filter-btn {
  padding: 0.65rem 1.35rem;
  border-radius: var(--radius-md);
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  background-color: var(--color-paper-card);
  color: var(--color-paper-dark);
  border: 1.5px solid var(--color-border);
  cursor: pointer;
  transition: all var(--dur-normal) var(--ease-out);
  box-shadow: 0 2px 6px rgba(0,0,0,0.03);
}

.sector-filter-btn:hover, .sector-filter-btn.active {
  background-color: var(--color-paper-dark);
  color: var(--color-accent);
  border-color: var(--color-paper-dark);
  box-shadow: var(--shadow-card);
}

.sector-filter-btn.active {
  border-bottom: 3px solid var(--color-accent);
}

.sectors-matrix-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--space-8);
  margin-top: var(--space-8);
}

.sector-card {
  background-color: var(--color-paper-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-6);
  transition: all var(--dur-normal) var(--ease-out);
}

.sector-card:hover {
  box-shadow: var(--shadow-card);
  border-color: var(--color-accent);
}

.sector-card-header {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
}

.sector-icon {
  width: 24px;
  height: 24px;
  stroke: var(--color-accent);
}

/* ==========================================================================
   9. THE NEP DIFFERENCE & MEDIATION PIPELINE
   ========================================================================== */
.pipeline-wrapper {
  margin-top: var(--space-12);
  background-color: var(--color-paper-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  box-shadow: var(--shadow-card);
}

.pipeline-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--space-4);
  position: relative;
}

.pipeline-step-item {
  position: relative;
  padding: var(--space-4);
  background-color: var(--color-paper-subtle);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  text-align: center;
}

.pipeline-step-number {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background-color: var(--color-paper-dark);
  color: var(--color-accent);
  font-size: var(--text-xs);
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-2);
}

.pipeline-step-title {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: var(--text-sm);
  color: var(--color-paper-dark);
}

/* ==========================================================================
   10. INTERACTIVE PARTNERSHIP INTAKE FORM
   ========================================================================== */
.intake-card {
  background-color: var(--color-paper-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  box-shadow: var(--shadow-hover);
}

.form-group {
  margin-bottom: var(--space-6);
}

.form-label {
  display: block;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-paper-dark);
  margin-bottom: var(--space-2);
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 0.85rem var(--space-4);
  border-radius: var(--radius-md);
  border: 1.5px solid var(--color-border);
  background-color: var(--color-paper-subtle);
  font-size: var(--text-sm);
  transition: all var(--dur-fast) var(--ease-out);
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--color-accent);
  background-color: var(--color-paper-card);
  outline: none;
  box-shadow: 0 0 0 3px rgba(197, 155, 39, 0.15);
}

.form-input.invalid, .form-select.invalid, .form-textarea.invalid {
  border-color: #EF4444;
  background-color: rgba(239, 68, 68, 0.04);
}

.form-hint {
  font-size: var(--text-xs);
  color: var(--color-ink-muted);
  margin-top: var(--space-1);
}

.form-error-msg {
  font-size: var(--text-xs);
  color: #EF4444;
  margin-top: var(--space-1);
  display: none;
}

.form-error-msg.visible {
  display: block;
}

/* Dynamic Stakeholder Selector Pills */
.stakeholder-options-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-3);
  margin-bottom: var(--space-6);
}

.stakeholder-radio-card {
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  cursor: pointer;
  transition: all var(--dur-normal) var(--ease-out);
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.stakeholder-radio-card:hover, .stakeholder-radio-card.selected {
  border-color: var(--color-accent);
  background-color: var(--color-accent-subtle);
}

.stakeholder-radio-card.selected {
  box-shadow: 0 0 0 1px var(--color-accent);
}

/* ==========================================================================
   11. FOOTER ARCHETYPE (Ft5 Statement Footer)
   ========================================================================== */
.site-footer {
  background-color: var(--color-paper-dark);
  color: var(--color-ink-light);
  padding-top: var(--space-16);
  padding-bottom: var(--space-8);
  border-top: 1px solid var(--color-border-dark);
}

.footer-main-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) repeat(3, minmax(0, 1fr));
  gap: var(--space-8);
  margin-bottom: var(--space-12);
}

.footer-brand-col p {
  color: var(--color-ink-light-muted);
  margin-top: var(--space-4);
  font-size: var(--text-sm);
}

.footer-col-title {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-accent);
  margin-bottom: var(--space-4);
}

.footer-links-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer-links-list a {
  color: var(--color-ink-light-muted);
  font-size: var(--text-sm);
}

.footer-links-list a:hover {
  color: var(--color-paper-card);
}

.footer-node-address {
  font-size: var(--text-xs);
  color: var(--color-ink-light-muted);
  line-height: 1.6;
}

.footer-bottom-bar {
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-border-dark);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-4);
  font-size: var(--text-xs);
  color: var(--color-ink-light-muted);
}

.footer-legal-notice {
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.45);
  margin-top: var(--space-6);
  line-height: 1.5;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: var(--space-4);
}

/* ==========================================================================
   12. RESPONSIVE BREAKPOINTS (Mobile-First & Touch-First Discipline)
   ========================================================================== */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }
  .region-content-panel.active {
    grid-template-columns: 1fr;
  }
  .footer-main-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .container {
    padding-left: var(--space-4);
    padding-right: var(--space-4);
  }

  .site-header {
    padding: var(--space-2) 0;
  }

  .nav-pill-wrapper {
    padding: var(--space-2) var(--space-3);
    border-radius: 999px;
  }

  .brand-logo {
    font-size: var(--text-sm);
    gap: var(--space-2);
  }

  .brand-mark {
    width: 28px;
    height: 28px;
    font-size: 0.75rem;
  }

  .mobile-nav-toggle {
    display: flex;
    flex-shrink: 0;
  }
  
  .nav-menu {
    position: fixed;
    top: 70px;
    left: var(--space-3);
    right: var(--space-3);
    background-color: var(--color-paper-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-6);
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-4);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
    display: none;
    z-index: var(--z-modal);
  }
  
  .nav-menu.mobile-open {
    display: flex;
  }

  .nav-link {
    display: block;
    width: 100%;
    padding: var(--space-2) 0;
    font-size: var(--text-base);
  }

  #header-cta-btn {
    padding: 0.5rem 0.9rem;
    font-size: var(--text-xs);
    white-space: nowrap;
  }

  /* Cards & Containers Responsiveness */
  .corridor-hero-card,
  .region-detail-card,
  .service-card,
  .sector-card,
  .intake-card,
  .pipeline-wrapper {
    padding: var(--space-5) var(--space-4);
    border-radius: var(--radius-md);
  }

  .corridor-nodes-visual {
    grid-template-columns: 1fr;
  }

  .corridor-header {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-2);
  }

  .services-grid {
    grid-template-columns: 1fr;
  }

  .sectors-matrix-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-main-grid {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }
  
  .region-sectors-list {
    grid-template-columns: 1fr;
  }

  .hero-trust-bar {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-3);
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
    width: 100%;
  }

  .hero-actions .btn {
    width: 100%;
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .container {
    padding-left: var(--space-3);
    padding-right: var(--space-3);
  }

  .brand-logo {
    font-size: 0.78rem;
    letter-spacing: -0.02em;
  }

  #header-cta-btn {
    font-size: 0.7rem;
    padding: 0.4rem 0.65rem;
  }

  .corridor-hero-card,
  .region-detail-card,
  .service-card,
  .sector-card,
  .intake-card,
  .pipeline-wrapper {
    padding: var(--space-4) var(--space-3);
  }

  .sector-filter-bar,
  .region-tabs-header {
    gap: var(--space-2);
  }

  .sector-filter-btn,
  .region-tab-btn {
    padding: 0.5rem 0.85rem;
    font-size: 0.7rem;
  }
}

@media (max-width: 380px) {
  #header-cta-btn {
    display: none; /* Hide top pill CTA on very small phones so logo and hamburger menu fit with generous breathing room */
  }
}