/* CSS Variables */
:root {
  --background: #0f1419;
  --foreground: #e7e9ea;
  --card: #16202a;
  --card-foreground: #e7e9ea;
  --primary: #2dd4bf;
  --primary-foreground: #0f1419;
  --secondary: #1e2d3d;
  --secondary-foreground: #e7e9ea;
  --muted: #1e2d3d;
  --muted-foreground: #8b98a5;
  --border: #2f3b47;
  --input: #1e2d3d;
  --radius: 0.5rem;
}

/* Reset */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background-color: var(--background);
  color: var(--foreground);
  line-height: 1.6;
  min-height: 100vh;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  max-width: 100%;
  height: auto;
}

/* Container */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  text-wrap: balance;
}

h1 { font-size: 3rem; }
h2 { font-size: 2.25rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

@media (max-width: 768px) {
  h1 { font-size: 2rem; }
  h2 { font-size: 1.75rem; }
  h3 { font-size: 1.25rem; }
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  font-size: 0.875rem;
  font-weight: 500;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  transition: all 0.2s ease;
  gap: 0.5rem;
}

.btn-primary {
  background-color: var(--primary);
  color: var(--primary-foreground);
}

.btn-primary:hover {
  background-color: #26b5a1;
}

.btn-secondary {
  background-color: var(--secondary);
  color: var(--secondary-foreground);
  border: 1px solid var(--border);
}

.btn-secondary:hover {
  background-color: var(--border);
}

.btn-outline {
  background-color: transparent;
  color: var(--foreground);
  border: 1px solid var(--border);
}

.btn-outline:hover {
  background-color: var(--secondary);
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background-color: rgba(15, 20, 25, 0.9);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 700;
  font-size: 1.25rem;
}

.logo-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--primary), #14b8a6);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: var(--primary-foreground);
}

.nav {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  color: var(--muted-foreground);
  transition: color 0.2s;
  font-size: 0.875rem;
}

.nav-links a:hover {
  color: var(--primary);
}

.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.mobile-menu-btn span {
  width: 24px;
  height: 2px;
  background-color: var(--foreground);
  transition: all 0.3s;
}

.mobile-nav {
  display: none;
  position: fixed;
  top: 73px;
  left: 0;
  right: 0;
  background-color: var(--background);
  border-bottom: 1px solid var(--border);
  padding: 1rem;
}

.mobile-nav.active {
  display: block;
}

.mobile-nav-links {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  list-style: none;
}

.mobile-nav-links a {
  display: block;
  padding: 0.75rem 1rem;
  color: var(--muted-foreground);
  border-radius: var(--radius);
  transition: all 0.2s;
}

.mobile-nav-links a:hover {
  background-color: var(--secondary);
  color: var(--primary);
}

@media (max-width: 768px) {
  .nav-links, .nav .btn {
    display: none;
  }
  
  .mobile-menu-btn {
    display: flex;
  }
}

/* Hero Section */
.hero {
  padding: 10rem 0 6rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(45, 212, 191, 0.1) 0%, transparent 70%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background-color: var(--secondary);
  border: 1px solid var(--border);
  border-radius: 9999px;
  font-size: 0.875rem;
  color: var(--primary);
  margin-bottom: 1.5rem;
}

.hero h1 {
  margin-bottom: 1.5rem;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.hero h1 .highlight {
  color: var(--primary);
}

.hero-description {
  font-size: 1.125rem;
  color: var(--muted-foreground);
  max-width: 600px;
  margin: 0 auto 2rem;
  text-wrap: pretty;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* Services Section */
.services {
  padding: 6rem 0;
}

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-header h2 {
  margin-bottom: 1rem;
}

.section-header p {
  color: var(--muted-foreground);
  max-width: 600px;
  margin: 0 auto;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}

.service-card {
  background-color: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  transition: all 0.3s ease;
}

.service-card:hover {
  border-color: var(--primary);
  transform: translateY(-4px);
}

.service-icon {
  width: 48px;
  height: 48px;
  background-color: var(--secondary);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
  color: var(--primary);
}

.service-card h3 {
  margin-bottom: 0.75rem;
}

.service-card p {
  color: var(--muted-foreground);
  font-size: 0.875rem;
}

/* About Section */
.about {
  padding: 6rem 0;
  background-color: var(--card);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

@media (max-width: 768px) {
  .about-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

.about-content h2 {
  margin-bottom: 1.5rem;
}

.about-content p {
  color: var(--muted-foreground);
  margin-bottom: 1.5rem;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.stat-item {
  text-align: center;
  padding: 1.5rem;
  background-color: var(--background);
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--primary);
  display: block;
}

.stat-label {
  color: var(--muted-foreground);
  font-size: 0.875rem;
}

/* Contact Section */
.contact {
  padding: 6rem 0;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
}

@media (max-width: 768px) {
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

.contact-info h2 {
  margin-bottom: 1rem;
}

.contact-info > p {
  color: var(--muted-foreground);
  margin-bottom: 2rem;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.contact-item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.contact-icon {
  width: 40px;
  height: 40px;
  background-color: var(--secondary);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  flex-shrink: 0;
}

.contact-item h4 {
  margin-bottom: 0.25rem;
}

.contact-item p {
  color: var(--muted-foreground);
  font-size: 0.875rem;
}

/* Form Styles */
.contact-form {
  background-color: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

@media (max-width: 480px) {
  .form-row {
    grid-template-columns: 1fr;
  }
}

.form-group {
  margin-bottom: 1rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-size: 0.875rem;
  font-weight: 500;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.75rem 1rem;
  background-color: var(--input);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--foreground);
  font-size: 0.875rem;
  font-family: inherit;
  transition: border-color 0.2s;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--primary);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.checkbox-group {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

.checkbox-group input[type="checkbox"] {
  width: 18px;
  height: 18px;
  margin-top: 0.125rem;
  accent-color: var(--primary);
}

.checkbox-label {
  font-size: 0.875rem;
  color: var(--muted-foreground);
}

.checkbox-label a {
  color: var(--primary);
  text-decoration: underline;
}

/* Footer */
.footer {
  background-color: var(--card);
  border-top: 1px solid var(--border);
  padding: 4rem 0 2rem;
}

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

@media (max-width: 768px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }
}

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

.footer-brand p {
  color: var(--muted-foreground);
  margin-top: 1rem;
  font-size: 0.875rem;
}

.footer-column h4 {
  margin-bottom: 1rem;
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  list-style: none;
}

.footer-links a {
  color: var(--muted-foreground);
  font-size: 0.875rem;
  transition: color 0.2s;
}

.footer-links a:hover {
  color: var(--primary);
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-bottom p {
  color: var(--muted-foreground);
  font-size: 0.875rem;
}

.footer-legal {
  display: flex;
  gap: 1.5rem;
}

.footer-legal a {
  color: var(--muted-foreground);
  font-size: 0.875rem;
  transition: color 0.2s;
}

.footer-legal a:hover {
  color: var(--primary);
}

/* Legal Pages */
.legal-page {
  padding: 8rem 0 4rem;
}

.legal-header {
  text-align: center;
  margin-bottom: 3rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--border);
}

.legal-header h1 {
  margin-bottom: 0.5rem;
}

.legal-header p {
  color: var(--muted-foreground);
}

.legal-content {
  max-width: 800px;
  margin: 0 auto;
}

.legal-section {
  margin-bottom: 2.5rem;
}

.legal-section h2 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  color: var(--foreground);
}

.legal-section h3 {
  font-size: 1.125rem;
  margin: 1.5rem 0 0.75rem;
  color: var(--foreground);
}

.legal-section p {
  color: var(--muted-foreground);
  margin-bottom: 1rem;
}

.legal-section ul,
.legal-section ol {
  color: var(--muted-foreground);
  margin-left: 1.5rem;
  margin-bottom: 1rem;
}

.legal-section li {
  margin-bottom: 0.5rem;
}

.legal-section strong {
  color: var(--foreground);
}

/* SMS Policy Specific */
.sms-opt-form {
  background-color: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  margin: 2rem 0;
}

.sms-opt-form h3 {
  margin-bottom: 1.5rem;
  color: var(--foreground);
}

.radio-group {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.radio-option {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem;
  background-color: var(--background);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  cursor: pointer;
  transition: border-color 0.2s;
}

.radio-option:hover {
  border-color: var(--primary);
}

.radio-option input[type="radio"] {
  width: 18px;
  height: 18px;
  accent-color: var(--primary);
}

.radio-option-content h4 {
  margin-bottom: 0.25rem;
}

.radio-option-content p {
  font-size: 0.875rem;
  color: var(--muted-foreground);
  margin: 0;
}

.info-box {
  background-color: var(--secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  margin: 1.5rem 0;
}

.info-box h4 {
  color: var(--primary);
  margin-bottom: 0.75rem;
}

.info-box p {
  color: var(--muted-foreground);
  margin: 0;
  font-size: 0.875rem;
}

.keyword-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1rem;
}

.keyword {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  background-color: var(--background);
  border: 1px solid var(--border);
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--primary);
}

/* Alert/Toast */
.toast {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background-color: var(--card);
  border: 1px solid var(--primary);
  border-radius: var(--radius);
  padding: 1rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
  transform: translateY(150%);
  transition: transform 0.3s ease;
  z-index: 2000;
}

.toast.show {
  transform: translateY(0);
}

.toast-icon {
  color: var(--primary);
}

.toast-content h4 {
  font-size: 0.875rem;
  margin-bottom: 0.125rem;
}

.toast-content p {
  font-size: 0.75rem;
  color: var(--muted-foreground);
  margin: 0;
}

/* Back to top */
.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 44px;
  height: 44px;
  background-color: var(--primary);
  color: var(--primary-foreground);
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  z-index: 1000;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  background-color: #26b5a1;
}

/* Utility Classes */
.text-primary {
  color: var(--primary);
}

.text-muted {
  color: var(--muted-foreground);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}