/**
 * AI Charter Custom Theme Styles
 * Overrides and custom component styles
 */

/* ============================================
   HEADER & NAVIGATION
   ============================================ */

.site-header {
  background-color: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  padding: 1rem 0;
}

.site-header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.site-logo {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-primary);
  text-decoration: none;
}

.site-logo:hover {
  color: var(--color-accent);
}

.site-navigation {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.site-navigation a {
  font-size: var(--fs-small);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 500;
  color: var(--color-text);
  transition: color var(--transition-base);
}

.site-navigation a:hover {
  color: var(--color-primary);
}

/* ============================================
   HERO SECTION
   ============================================ */

.hero {
  background-color: var(--color-white);
  padding: 8rem 2rem;
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  max-width: var(--container-max);
  margin: 0 auto;
}

.hero-left h1 {
  font-size: 3.5rem;
  line-height: 1.2;
  margin-bottom: 1.5rem;
  color: var(--color-primary);
}

.hero-left p {
  font-size: 1.1rem;
  line-height: 1.8;
  color: var(--color-text-light);
  margin-bottom: 2rem;
}

.hero-right {
  background-color: var(--color-bg-primary);
  min-height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
}

.hero-right svg {
  width: 80%;
  height: auto;
  stroke: var(--color-primary);
  stroke-width: 1;
  fill: none;
}

/* ============================================
   POLICY MATRIX SECTION
   ============================================ */

.policy-matrix {
  background-color: var(--color-bg-primary);
  padding: 6rem 2rem;
}

.policy-matrix-inner {
  max-width: var(--container-max);
  margin: 0 auto;
}

.policy-matrix-title {
  font-size: 2.5rem;
  margin-bottom: 3rem;
  color: var(--color-primary);
  text-align: center;
}

.policy-selector {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin-bottom: 3rem;
}

.policy-dropdown {
  display: flex;
  flex-direction: column;
}

.policy-dropdown label {
  font-size: var(--fs-small);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
  color: var(--color-text);
  font-weight: 600;
}

.policy-dropdown select {
  padding: 0.75rem;
  border: 1px solid var(--color-primary);
  font-size: 1rem;
  background-color: var(--color-white);
  color: var(--color-text);
  cursor: pointer;
}

.policy-output {
  background-color: var(--color-white);
  padding: 2rem;
  border: 1px solid var(--color-border);
  min-height: 200px;
}

.policy-output h3 {
  color: var(--color-primary);
  margin-bottom: 1rem;
}

.policy-output p {
  color: var(--color-text-light);
  line-height: 1.8;
}

/* ============================================
   PILLARS SECTION
   ============================================ */

.pillars {
  background-color: var(--color-white);
  padding: 6rem 2rem;
}

.pillars-inner {
  max-width: var(--container-max);
  margin: 0 auto;
}

.pillars-title {
  font-size: 2.5rem;
  text-align: center;
  margin-bottom: 4rem;
  color: var(--color-primary);
}

.pillars-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}

.pillar-item {
  padding: 2rem;
  border: 1px solid var(--color-border);
  background-color: var(--color-bg-primary);
}

.pillar-icon {
  width: 2.5rem;
  height: 2.5rem;
  margin-bottom: 1.5rem;
}

.pillar-icon svg {
  width: 100%;
  height: 100%;
  stroke: var(--color-primary);
  stroke-width: 1.5;
  fill: none;
}

.pillar-title {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  margin-bottom: 1rem;
  color: var(--color-primary);
}

.pillar-description {
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--color-text-light);
}

/* ============================================
   GATEWAY SECTION
   ============================================ */

.gateway {
  background-color: var(--color-bg-primary);
  padding: 6rem 2rem;
}

.gateway-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
}

.gateway-form-section h2,
.gateway-book-section h2 {
  font-size: 1.75rem;
  margin-bottom: 2rem;
  color: var(--color-primary);
}

.gateway-form {
  background-color: var(--color-white);
  padding: 2rem;
  border: 1px solid var(--color-border);
}

.gateway-form .form-group {
  margin-bottom: 1.5rem;
}

.gateway-form input,
.gateway-form textarea {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--color-border);
  font-size: 0.95rem;
}

.gateway-form button {
  width: 100%;
  padding: 1rem;
  background-color: var(--color-primary);
  color: var(--color-white);
  border: none;
  font-weight: 600;
  cursor: pointer;
  transition: background-color var(--transition-base);
}

.gateway-form button:hover {
  background-color: var(--color-text);
}

.gateway-book {
  background-color: var(--color-white);
  padding: 2rem;
  border: 1px solid var(--color-border);
  text-align: center;
}

.book-cover {
  width: 100%;
  height: 300px;
  background-color: var(--color-primary);
  margin-bottom: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  font-family: var(--font-serif);
  font-size: 1.5rem;
  text-align: center;
  padding: 2rem;
}

.book-title {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  margin-bottom: 1rem;
  color: var(--color-primary);
}

.book-synopsis {
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--color-text-light);
  margin-bottom: 2rem;
}

.book-cta {
  background-color: var(--color-accent);
  color: var(--color-white);
  padding: 1rem 2rem;
  display: inline-block;
  font-weight: 600;
  transition: background-color var(--transition-base);
}

.book-cta:hover {
  background-color: var(--color-primary);
}

/* ============================================
   POLICY INTELLIGENCE HUB
   ============================================ */

.intelligence-hub {
  background-color: var(--color-white);
  padding: 6rem 2rem;
}

.intelligence-hub-inner {
  max-width: var(--container-max);
  margin: 0 auto;
}

.intelligence-hub-title {
  font-size: 2.5rem;
  text-align: center;
  margin-bottom: 4rem;
  color: var(--color-primary);
}

.intelligence-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.intelligence-item {
  padding: 2rem;
  background-color: var(--color-bg-primary);
  border: 1px solid var(--color-border);
}

.intelligence-item-title {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  margin-bottom: 1rem;
  color: var(--color-primary);
}

.intelligence-item-summary {
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--color-text-light);
  margin-bottom: 1.5rem;
}

.intelligence-item-download {
  display: inline-block;
  background-color: var(--color-primary);
  color: var(--color-white);
  padding: 0.75rem 1.5rem;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  transition: background-color var(--transition-base);
}

.intelligence-item-download:hover {
  background-color: var(--color-accent);
}

/* ============================================
   FOOTER
   ============================================ */

.site-footer {
  background-color: var(--color-primary);
  color: var(--color-white);
  padding: 3rem 2rem;
}

.site-footer-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.footer-section h3 {
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1.5rem;
  color: var(--color-white);
}

.footer-section ul {
  list-style: none;
}

.footer-section ul li {
  margin-bottom: 0.75rem;
}

.footer-section a {
  color: var(--color-white);
  font-size: 0.9rem;
  transition: color var(--transition-base);
}

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

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  margin-top: 2rem;
  padding-top: 2rem;
  text-align: center;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.8);
}

/* ============================================
   RESPONSIVE ADJUSTMENTS
   ============================================ */

@media (max-width: 768px) {
  .hero-content,
  .policy-selector,
  .gateway-inner,
  .site-footer-inner {
    grid-template-columns: 1fr;
  }

  .pillars-grid,
  .intelligence-grid {
    grid-template-columns: 1fr;
  }

  .site-navigation {
    gap: 1rem;
  }

  .hero-left h1 {
    font-size: 2.5rem;
  }
}

@media (max-width: 480px) {
  .site-header-inner {
    flex-direction: column;
    gap: 1rem;
  }

  .site-navigation {
    flex-direction: column;
    gap: 0.5rem;
  }

  .hero {
    padding: 3rem 1rem;
  }

  .hero-left h1 {
    font-size: 1.75rem;
  }
}

/* ============================================
   MOBILE NAV TOGGLE
   ============================================ */

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 28px;
  height: 20px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
}

.nav-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--color-text);
  transition: all var(--transition-base);
}

.nav-toggle.active span:nth-child(1) {
  transform: translateY(9px) rotate(45deg);
}

.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
  transform: translateY(-9px) rotate(-45deg);
}

@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }

  .main-navigation {
    display: none;
    width: 100%;
    position: absolute;
    top: 100%;
    left: 0;
    background-color: var(--color-white);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
    z-index: 999;
    padding: 1rem 2rem;
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
  }

  .main-navigation.open {
    display: block;
  }

  .site-navigation {
    flex-direction: column !important;
    gap: 0 !important;
  }

  .site-navigation li {
    border-bottom: 1px solid var(--color-border);
  }

  .site-navigation li:last-child {
    border-bottom: none;
  }

  .site-navigation a {
    display: block;
    padding: 0.85rem 0;
    font-size: 0.95rem !important;
  }

  .site-header {
    position: relative;
  }

  .site-header-inner {
    flex-wrap: wrap;
  }
}

/* ============================================
   HERO MOBILE FIX
   ============================================ */

@media (max-width: 768px) {
  .hero {
    padding: 4rem 1.5rem !important;
  }

  .hero-content {
    grid-template-columns: 1fr !important;
    gap: 2rem !important;
  }

  .hero-right {
    min-height: 200px !important;
    display: none !important;
  }

  .hero-left h1 {
    font-size: 2rem !important;
  }
}

@media (max-width: 480px) {
  .hero {
    padding: 3rem 1rem !important;
  }

  .hero-left h1 {
    font-size: 1.6rem !important;
  }

  .hero-left p {
    font-size: 0.95rem !important;
  }
}

/* ============================================
   TABLE MOBILE FIX
   ============================================ */

@media (max-width: 768px) {
  table {
    font-size: 0.85rem;
  }

  table th,
  table td {
    padding: 0.6rem 0.5rem !important;
  }
}

/* ============================================
   CARD MOBILE FIX
   ============================================ */

@media (max-width: 768px) {
  .card {
    padding: var(--spacing-xl);
  }

  .grid-4 {
    grid-template-columns: repeat(2, 1fr) !important;
  }
}

@media (max-width: 480px) {
  .card {
    padding: var(--spacing-lg);
  }

  .grid-4 {
    grid-template-columns: 1fr !important;
  }
}

/* ============================================
   FOOTER MOBILE FIX
   ============================================ */

@media (max-width: 480px) {
  .site-footer-inner {
    grid-template-columns: 1fr !important;
  }

  .site-footer {
    padding: 2rem 1rem;
  }
}

/* ============================================
   POLICY ARCHIVE MOBILE FIX
   ============================================ */

@media (max-width: 480px) {
  .archive-policy-header,
  .archive-filter-row {
    flex-direction: column !important;
    gap: 0.75rem !important;
  }
}

/* =============================================================================
   COUNTRY POLICY MATRIX — AJAX UI
   ============================================================================= */

/* Section wrapper */
.policy-matrix {
  background-color: #F8F9FA;
  padding: 5rem 2rem;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.policy-matrix-inner {
  max-width: 1100px;
  margin: 0 auto;
}

.policy-matrix-title {
  font-family: var(--font-heading);
  font-size: 2rem;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
  text-align: center;
}

.policy-matrix-subtitle {
  color: var(--color-text-light);
  text-align: center;
  margin-bottom: 2.5rem;
  font-size: 1rem;
}

/* Dropdown */
.pm-dropdown-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 2.5rem;
}

.pm-dropdown-label {
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.8rem;
  color: var(--color-primary);
}

.pm-select-wrapper {
  position: relative;
  width: 100%;
  max-width: 480px;
}

.pm-select-wrapper::after {
  content: '▾';
  position: absolute;
  right: 1rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-primary);
  pointer-events: none;
  font-size: 1rem;
}

#countrySelect {
  width: 100%;
  padding: 0.9rem 2.5rem 0.9rem 1rem;
  border: 2px solid var(--color-primary);
  background-color: white;
  color: var(--color-text);
  font-size: 1rem;
  font-family: var(--font-body);
  appearance: none;
  -webkit-appearance: none;
  cursor: pointer;
  transition: border-color 250ms ease, box-shadow 250ms ease;
}

#countrySelect:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(197, 160, 89, 0.2);
}

/* Output area */
.pm-output {
  min-height: 120px;
  transition: opacity 250ms ease;
}

.pm-output.loading {
  opacity: 0.4;
  pointer-events: none;
  position: relative;
}

.pm-output.loading::after {
  content: '';
  display: block;
  width: 36px;
  height: 36px;
  border: 3px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: pm-spin 0.7s linear infinite;
  margin: 2rem auto;
}

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

.pm-placeholder {
  text-align: center;
  color: var(--color-text-light);
  font-style: italic;
  padding: 3rem 0;
}

.pm-error-msg {
  color: #B91C1C;
  background-color: #FEF2F2;
  border: 1px solid #FECACA;
  padding: 1rem 1.5rem;
  text-align: center;
  font-weight: 500;
}

/* 2x2 Grid */
.pm-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  animation: pm-fadeIn 300ms ease;
}

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

/* Cards */
.pm-card {
  background-color: white;
  border: 1px solid var(--color-border);
  border-top: 4px solid var(--color-primary);
  padding: 1.75rem;
}

/* Full-width card — spans both columns */
.pm-card-wide {
  grid-column: 1 / -1;
}

.pm-card-label {
  display: block;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--color-accent);
  margin-bottom: 0.6rem;
}

.pm-card-title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  color: var(--color-primary);
  margin: 0;
}

.pm-card-body {
  color: var(--color-text);
  font-size: 0.95rem;
  line-height: 1.75;
  margin: 0;
}

.pm-rich ul {
  padding-left: 1.25rem;
  margin: 0;
}

.pm-rich li {
  margin-bottom: 0.4rem;
}

/* Mobile */
@media (max-width: 640px) {
  .policy-matrix {
    padding: 3rem 1rem;
  }

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

  .pm-card-wide {
    grid-column: 1;
  }

  #countrySelect {
    font-size: 0.95rem;
  }
}

/* =============================================================================
 * POLICY MATRIX — STATE CLASSES & CLS PREVENTION
 * Added: v2.0.0 — SEO / Core Web Vitals optimisation
 * ============================================================================= */

/**
 * Reserved height: prevents Cumulative Layout Shift (CLS) before AJAX loads.
 * Applied by JS immediately on DOMReady. Value matches ~1 populated grid row.
 * The transition ensures a smooth height release after content renders.
 */
.pm-output--reserved {
  min-height: 420px;
  transition: min-height 0.25s ease;
}

/* Loading skeleton — subtle pulse while waiting for AJAX */
.pm-output--loading {
  position: relative;
  overflow: hidden;
}

.pm-output--loading::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(255, 255, 255, 0.45) 50%,
    transparent 100%
  );
  background-size: 200% 100%;
  animation: pm-shimmer 1.4s ease-in-out infinite;
  pointer-events: none;
}

@keyframes pm-shimmer {
  0%   { background-position: -200% 0; }
  100% { background-position:  200% 0; }
}

/* Loaded state — animate cards in smoothly */
.pm-output--loaded .pm-card {
  animation: pm-fade-up 0.3s ease both;
}

.pm-output--loaded .pm-card:nth-child(1) { animation-delay: 0.00s; }
.pm-output--loaded .pm-card:nth-child(2) { animation-delay: 0.06s; }
.pm-output--loaded .pm-card:nth-child(3) { animation-delay: 0.12s; }
.pm-output--loaded .pm-card:nth-child(4) { animation-delay: 0.18s; }

@keyframes pm-fade-up {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0);    }
}

/* Error state */
.pm-output--error .pm-error-msg {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: #fff5f5;
  border: 1px solid #fed7d7;
  border-left: 4px solid #e53e3e;
  border-radius: 6px;
  padding: 1rem 1.25rem;
  color: #c53030;
  font-size: 0.95rem;
  margin: 0;
}

/* Wide card BEM rename (--wide modifier) — keeps backward compat */
.pm-card--wide,
.pm-card-wide {
  grid-column: 1 / -1;
}

/* Mobile adjustments for state classes */
@media (max-width: 640px) {
  .pm-output--reserved {
    min-height: 560px; /* taller on mobile — single-column stacks higher */
  }
}