/* ========================================
   LegalTransPro - Global Styles
   ======================================== */

/* CSS Variables */
:root {
  /* Colors */
  --color-primary: #1a2f4e;
  --color-primary-dark: #0f1d30;
  --color-primary-light: #2a4a6e;
  --color-accent: #c9a227;
  --color-accent-light: #e0b93d;
  --color-accent-dark: #a6841f;
  
  --color-white: #ffffff;
  --color-gray-50: #f9fafb;
  --color-gray-100: #f3f4f6;
  --color-gray-200: #e5e7eb;
  --color-gray-300: #d1d5db;
  --color-gray-400: #9ca3af;
  --color-gray-500: #6b7280;
  --color-gray-600: #4b5563;
  --color-gray-700: #374151;
  --color-gray-800: #1f2937;
  --color-gray-900: #111827;

  /* Typography */
  --font-serif: 'Libre Baskerville', Georgia, serif;
  --font-sans: 'Source Sans 3', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  
  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;

  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.15);
  --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.2);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-normal: 300ms ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-gray-800);
  background-color: var(--color-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body.menu-open {
  overflow: hidden;
}

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

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

ul {
  list-style: none;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-primary);
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.75rem, 4vw, 2.75rem); }
h3 { font-size: clamp(1.25rem, 3vw, 1.75rem); }
h4 { font-size: 1.25rem; }

p {
  margin-bottom: var(--space-md);
}

.text-accent {
  color: var(--color-accent);
}

/* Layout */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.section {
  padding: var(--space-4xl) 0;
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

.section-header h2 {
  margin-bottom: var(--space-md);
}

.section-header p {
  font-size: 1.125rem;
  color: var(--color-gray-600);
  max-width: 600px;
  margin: 0 auto;
}

/* Header */
.header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--color-white);
  border-bottom: 1px solid var(--color-gray-200);
  box-shadow: var(--shadow-sm);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-primary);
}

.logo-icon {
  font-size: 1.75rem;
  color: var(--color-accent);
}

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

/* Navigation */
.nav {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
}

.nav-list {
  display: flex;
  gap: var(--space-lg);
}

.nav-link {
  font-weight: 500;
  color: var(--color-gray-700);
  transition: color var(--transition-fast);
  padding: var(--space-sm) 0;
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-accent);
  transition: width var(--transition-normal);
}

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

.nav-link:hover::after {
  width: 100%;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

/* Language Switcher */
.lang-switcher {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: 0.875rem;
}

.lang-btn {
  padding: var(--space-xs) var(--space-sm);
  color: var(--color-gray-500);
  font-weight: 500;
  transition: color var(--transition-fast);
}

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

.lang-btn.active {
  font-weight: 700;
}

.lang-divider {
  color: var(--color-gray-300);
}

/* Mobile Menu Button */
.mobile-menu-btn {
  display: none;
  width: 44px;
  height: 44px;
  background: none;
  border: none;
  cursor: pointer;
  position: relative;
  z-index: 1001;
}

.hamburger {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-primary);
  position: relative;
  transition: background var(--transition-fast);
}

.hamburger::before,
.hamburger::after {
  content: '';
  position: absolute;
  width: 24px;
  height: 2px;
  background: var(--color-primary);
  left: 0;
  transition: transform var(--transition-normal);
}

.hamburger::before { top: -7px; }
.hamburger::after { bottom: -7px; }

.mobile-menu-btn[aria-expanded="true"] .hamburger {
  background: transparent;
}

.mobile-menu-btn[aria-expanded="true"] .hamburger::before {
  transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-btn[aria-expanded="true"] .hamburger::after {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-xl);
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 600;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-normal);
  text-decoration: none;
}

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

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

.btn-secondary {
  background: var(--color-white);
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

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

.btn-outline {
  background: transparent;
  color: var(--color-white);
  border: 2px solid var(--color-white);
}

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

.btn-sm {
  padding: var(--space-sm) var(--space-lg);
  font-size: 0.875rem;
}

.btn-lg {
  padding: var(--space-lg) var(--space-2xl);
  font-size: 1.125rem;
}

/* Hero Section */
.hero {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: var(--color-white);
  padding: var(--space-4xl) 0;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 50%;
  height: 100%;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  opacity: 0.5;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 700px;
}

.hero h1 {
  color: var(--color-white);
  margin-bottom: var(--space-lg);
}

.hero-tagline {
  font-size: 1.25rem;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: var(--space-2xl);
  line-height: 1.7;
}

.hero-cta {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  background: rgba(201, 162, 39, 0.2);
  border: 1px solid var(--color-accent);
  padding: var(--space-sm) var(--space-lg);
  border-radius: 50px;
  font-size: 0.875rem;
  color: var(--color-accent);
  margin-bottom: var(--space-lg);
}

/* Services Section */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-xl);
}

.service-card {
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  transition: all var(--transition-normal);
}

.service-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-accent);
}

.service-icon {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  margin-bottom: var(--space-lg);
}

.service-card h3 {
  margin-bottom: var(--space-md);
}

.service-card p {
  color: var(--color-gray-600);
  margin-bottom: var(--space-lg);
}

.service-list {
  font-size: 0.9rem;
}

.service-list li {
  padding: var(--space-xs) 0;
  color: var(--color-gray-600);
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
}

.service-list li::before {
  content: '✓';
  color: var(--color-accent);
  font-weight: bold;
}

/* Stats Section */
.stats {
  background: var(--color-gray-50);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-xl);
  text-align: center;
}

.stat-item {
  padding: var(--space-xl);
}

.stat-number {
  font-family: var(--font-serif);
  font-size: 3rem;
  font-weight: 700;
  color: var(--color-accent);
  line-height: 1;
  margin-bottom: var(--space-sm);
}

.stat-label {
  font-size: 1rem;
  color: var(--color-gray-600);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* CTA Section */
.cta-section {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: var(--color-white);
  text-align: center;
}

.cta-section h2 {
  color: var(--color-white);
  margin-bottom: var(--space-md);
}

.cta-section p {
  font-size: 1.125rem;
  opacity: 0.9;
  margin-bottom: var(--space-xl);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* About / Firm Page */
.about-hero {
  background: var(--color-gray-50);
  padding: var(--space-3xl) 0;
}

.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
}

.about-text h1 {
  margin-bottom: var(--space-lg);
}

.about-text p {
  font-size: 1.125rem;
  color: var(--color-gray-600);
}

.about-image {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  border-radius: var(--radius-lg);
  height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 6rem;
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-xl);
}

.value-card {
  text-align: center;
  padding: var(--space-2xl);
}

.value-icon {
  font-size: 3rem;
  margin-bottom: var(--space-lg);
}

.value-card h3 {
  margin-bottom: var(--space-md);
}

.value-card p {
  color: var(--color-gray-600);
}

/* Contact Page */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
}

.contact-info h2 {
  margin-bottom: var(--space-lg);
}

.contact-info > p {
  font-size: 1.125rem;
  color: var(--color-gray-600);
  margin-bottom: var(--space-2xl);
}

.contact-details {
  margin-bottom: var(--space-2xl);
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.contact-item-icon {
  width: 48px;
  height: 48px;
  background: var(--color-primary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.contact-item h4 {
  margin-bottom: var(--space-xs);
  font-family: var(--font-sans);
  font-size: 1rem;
}

.contact-item a {
  color: var(--color-accent);
  transition: color var(--transition-fast);
}

.contact-item a:hover {
  color: var(--color-accent-dark);
}

/* Form */
.contact-form {
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  box-shadow: var(--shadow-md);
}

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

.form-group label {
  display: block;
  font-weight: 600;
  margin-bottom: var(--space-sm);
  color: var(--color-gray-700);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: var(--space-md);
  font-family: var(--font-sans);
  font-size: 1rem;
  border: 1px solid var(--color-gray-300);
  border-radius: var(--radius-md);
  background: var(--color-white);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(201, 162, 39, 0.2);
}

.form-group textarea {
  min-height: 150px;
  resize: vertical;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
}

/* Footer */
.footer {
  background: var(--color-primary-dark);
  color: var(--color-white);
  padding: var(--space-3xl) 0 var(--space-xl);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--space-3xl);
  margin-bottom: var(--space-2xl);
}

.footer-brand .logo {
  margin-bottom: var(--space-md);
}

.footer-brand .logo-text {
  color: var(--color-white);
}

.footer-tagline {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.95rem;
}

.footer-nav h4,
.footer-contact h4 {
  color: var(--color-white);
  font-family: var(--font-sans);
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: var(--space-lg);
}

.footer-nav ul li,
.footer-contact ul li {
  margin-bottom: var(--space-sm);
}

.footer-nav a,
.footer-contact a {
  color: rgba(255, 255, 255, 0.7);
  transition: color var(--transition-fast);
}

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

.footer-contact li {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.footer-icon {
  color: var(--color-accent);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: var(--space-xl);
  text-align: center;
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.875rem;
}

/* Responsive */
@media (max-width: 992px) {
  .about-content,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .about-image {
    height: 300px;
    order: -1;
  }

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

@media (max-width: 768px) {
  .mobile-menu-btn {
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .nav {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--color-white);
    flex-direction: column;
    align-items: stretch;
    padding: var(--space-xl);
    transform: translateX(100%);
    transition: transform var(--transition-normal);
  }

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

  .nav-list {
    flex-direction: column;
    gap: 0;
  }

  .nav-link {
    display: block;
    padding: var(--space-md) 0;
    font-size: 1.25rem;
    border-bottom: 1px solid var(--color-gray-200);
  }

  .nav-actions {
    flex-direction: column;
    margin-top: var(--space-xl);
    gap: var(--space-md);
  }

  .lang-switcher {
    justify-content: center;
  }

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

  .hero {
    padding: var(--space-2xl) 0;
  }

  .hero-cta {
    flex-direction: column;
  }

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

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

  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }

  .section {
    padding: var(--space-2xl) 0;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--space-md);
  }

  h1 { font-size: 1.75rem; }
  h2 { font-size: 1.5rem; }

  .stat-number {
    font-size: 2.25rem;
  }
}