/* ===== eSIM Corp — Signal Grid Theme ===== */

/* --- CSS Custom Properties --- */
:root {
  --bg-primary: #09090b;
  --bg-card: rgba(255, 255, 255, 0.05);
  --border-card: rgba(255, 255, 255, 0.1);
  --accent-cyan: #22d3ee;
  --accent-green: #10b981;
  --text-primary: #ffffff;
  --text-secondary: #9ca3af;
  --font-sans: 'Inter', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

/* --- Base --- */
html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  overflow-x: hidden;
}

/* --- Dot Grid Background --- */
.dot-grid {
  background-image: radial-gradient(circle, rgba(255, 255, 255, 0.06) 1px, transparent 1px);
  background-size: 24px 24px;
}

.dot-grid-dense {
  background-image: radial-gradient(circle, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 16px 16px;
}

/* --- Card Styles --- */
.card-glass {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  backdrop-filter: blur(8px);
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.card-glass:hover {
  border-color: rgba(34, 211, 238, 0.3);
  box-shadow: 0 0 20px rgba(34, 211, 238, 0.08);
}

/* --- Glow Effects --- */
.glow-cyan {
  box-shadow: 0 0 30px rgba(34, 211, 238, 0.15), 0 0 60px rgba(34, 211, 238, 0.05);
}

.glow-green {
  box-shadow: 0 0 30px rgba(16, 185, 129, 0.15), 0 0 60px rgba(16, 185, 129, 0.05);
}

.text-glow-cyan {
  text-shadow: 0 0 20px rgba(34, 211, 238, 0.4);
}

/* --- Gradient Accents --- */
.gradient-cyan-green {
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-green));
}

.gradient-text {
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-green));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* --- Buttons --- */
.btn-primary {
  background: linear-gradient(135deg, var(--accent-cyan), #06b6d4);
  color: var(--bg-primary);
  font-weight: 600;
  padding: 0.75rem 2rem;
  border-radius: 0.375rem;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  display: inline-block;
  text-decoration: none;
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 0 25px rgba(34, 211, 238, 0.3);
}

.btn-secondary {
  background: transparent;
  color: var(--text-primary);
  font-weight: 500;
  padding: 0.75rem 2rem;
  border: 1px solid var(--border-card);
  border-radius: 0.375rem;
  transition: border-color 0.2s ease, background-color 0.2s ease;
  display: inline-block;
  text-decoration: none;
}

.btn-secondary:hover {
  border-color: var(--accent-cyan);
  background: rgba(34, 211, 238, 0.05);
}

/* --- Navigation --- */
.nav-link {
  color: var(--text-secondary);
  transition: color 0.2s ease;
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
}

.nav-link:hover,
.nav-link.active {
  color: var(--text-primary);
}

/* Mobile menu */
.mobile-menu {
  transform: translateX(100%);
  transition: transform 0.3s ease;
}

.mobile-menu.open {
  transform: translateX(0);
}

/* --- Scroll Reveal Animations --- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }
.reveal-delay-6 { transition-delay: 0.6s; }

/* --- SVG Map Animations --- */
@keyframes pulse-ring {
  0% {
    transform: scale(1);
    opacity: 0.6;
  }
  100% {
    transform: scale(2.5);
    opacity: 0;
  }
}

.map-pulse {
  animation: pulse-ring 2s ease-out infinite;
  transform-origin: center;
}

.map-pulse-delay-1 { animation-delay: 0.5s; }
.map-pulse-delay-2 { animation-delay: 1s; }
.map-pulse-delay-3 { animation-delay: 1.5s; }

@keyframes dash-flow {
  to {
    stroke-dashoffset: -20;
  }
}

.connection-line {
  stroke-dasharray: 8 4;
  animation: dash-flow 1.5s linear infinite;
}

/* --- Counter --- */
.counter-value {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

/* --- Steps Connector --- */
.steps-connector {
  border-top: 2px dashed rgba(255, 255, 255, 0.15);
}

/* --- Pricing Toggle --- */
.pricing-toggle {
  position: relative;
  width: 3.5rem;
  height: 2rem;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 9999px;
  cursor: pointer;
  transition: background 0.3s ease;
}

.pricing-toggle.active {
  background: var(--accent-cyan);
}

.pricing-toggle-knob {
  position: absolute;
  top: 0.25rem;
  left: 0.25rem;
  width: 1.5rem;
  height: 1.5rem;
  background: white;
  border-radius: 9999px;
  transition: transform 0.3s ease;
}

.pricing-toggle.active .pricing-toggle-knob {
  transform: translateX(1.5rem);
}

/* --- Pricing Card Highlight --- */
.pricing-highlight {
  border-color: var(--accent-cyan) !important;
  box-shadow: 0 0 40px rgba(34, 211, 238, 0.1);
}

/* --- FAQ Accordion --- */
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq-answer.open {
  max-height: 500px;
}

.faq-chevron {
  transition: transform 0.3s ease;
}

.faq-chevron.open {
  transform: rotate(180deg);
}

/* --- Form --- */
.form-input {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: white;
  padding: 0.75rem 1rem;
  border-radius: 0.375rem;
  width: 100%;
  transition: border-color 0.2s ease;
  font-family: var(--font-sans);
}

.form-input:focus {
  outline: none;
  border-color: var(--accent-cyan);
  box-shadow: 0 0 0 2px rgba(34, 211, 238, 0.15);
}

.form-input::placeholder {
  color: rgba(255, 255, 255, 0.3);
}

/* --- Language Switcher --- */
.lang-btn {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: 0.25rem 0.5rem;
  color: var(--text-secondary);
  background: transparent;
  border: 1px solid transparent;
  border-radius: 0.25rem;
  cursor: pointer;
  transition: all 0.2s ease;
  text-transform: uppercase;
}

.lang-btn:hover {
  color: var(--text-primary);
}

.lang-btn.active {
  color: var(--accent-cyan);
  border-color: rgba(34, 211, 238, 0.3);
}

/* --- Scrollbar --- */
::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.15);
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.25);
}

/* --- Selection --- */
::selection {
  background: rgba(34, 211, 238, 0.3);
  color: white;
}

/* --- Reduced Motion --- */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }

  .map-pulse {
    animation: none;
  }

  .connection-line {
    animation: none;
  }
}

/* --- Comparison Table --- */
.comparison-table {
  border-collapse: separate;
  border-spacing: 0;
}

.comparison-table th,
.comparison-table td {
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  padding: 0.875rem 1.25rem;
}

.comparison-table thead th {
  background: rgba(255, 255, 255, 0.03);
  font-weight: 600;
  position: sticky;
  top: 0;
}

.comparison-table tbody tr:hover {
  background: rgba(255, 255, 255, 0.02);
}

/* --- CTA Banner --- */
.cta-banner {
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.15), rgba(34, 211, 238, 0.15));
  border: 1px solid rgba(34, 211, 238, 0.15);
}

/* --- Region Cards --- */
.region-card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  transition: border-color 0.3s ease, transform 0.3s ease;
}

.region-card:hover {
  border-color: rgba(34, 211, 238, 0.2);
  transform: translateY(-2px);
}

/* --- Cookie Consent Banner --- */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 1rem;
  transform: translateY(100%);
  transition: transform 0.4s ease;
}

.cookie-banner.visible {
  transform: translateY(0);
}

.cookie-banner-inner {
  max-width: 40rem;
  margin: 0 auto;
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  backdrop-filter: blur(12px);
  border-radius: 0.75rem;
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.cookie-banner-text {
  color: var(--text-secondary);
  font-size: 0.8125rem;
  line-height: 1.5;
  flex: 1;
  min-width: 200px;
}

.cookie-banner-text a {
  color: var(--accent-cyan);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.cookie-banner-buttons {
  display: flex;
  gap: 0.5rem;
  flex-shrink: 0;
}

.cookie-btn {
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  font-weight: 500;
  padding: 0.5rem 1.25rem;
  border-radius: 0.375rem;
  cursor: pointer;
  transition: all 0.2s ease;
  border: none;
}

.cookie-btn-accept {
  background: linear-gradient(135deg, var(--accent-cyan), #06b6d4);
  color: var(--bg-primary);
}

.cookie-btn-accept:hover {
  box-shadow: 0 0 20px rgba(34, 211, 238, 0.3);
}

.cookie-btn-decline {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border-card);
}

.cookie-btn-decline:hover {
  border-color: rgba(255, 255, 255, 0.3);
  color: var(--text-primary);
}