/* ========================================
   Auton - Corporate Web Styles - CORRECTED VERSION
   Apple-like Glassmorphism Design System
   ======================================== */

/* ========================================
   CSS Variables & Design Tokens
   ======================================== */
:root {
  /* Light Mode Colors */
  --bg-primary: #FFFFFF;
  --bg-secondary: #F8F9FA;
  --bg-tertiary: #F2F2F7;
  --text-primary: #1D1D1F;
  --text-secondary: #6E6E73;
  --text-tertiary: #8E8E93;
  --accent-primary: #007AFF;
  --accent-secondary: #5AC8FA;
  --border-primary: #D1D1D6;
  --border-secondary: #E5E5EA;
  --glass-bg: rgba(255, 255, 255, 0.7);
  --glass-border: rgba(255, 255, 255, 0.3);
  --glass-shadow: rgba(0, 0, 0, 0.1);
  --success: #34C759;
  --warning: #FF9500;
  --error: #FF3B30;

  /* Typography */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-size-4xl: 2.25rem;
  --font-size-5xl: 3rem;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;

  /* 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: 6px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;

  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 8px 32px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 16px 64px rgba(0, 0, 0, 0.15);
}

/* Dark Mode Variables - CORRECTED */
[data-theme="dark"] {
  --bg-primary: #0A0A0B;
  --bg-secondary: #1A1A1C;
  --bg-tertiary: #2A2A2D;
  --text-primary: #F5F5F7;
  --text-secondary: #A1A1A6;
  --text-tertiary: #8E8E93;
  --accent-primary: #0A84FF;
  --accent-secondary: #64D2FF;
  --border-primary: #424245;
  --border-secondary: #58585B;
  --glass-bg: rgba(28, 28, 30, 0.8);
  --glass-border: rgba(58, 58, 60, 0.4);
  --glass-shadow: rgba(0, 0, 0, 0.4);
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 8px 32px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 16px 64px rgba(0, 0, 0, 0.4);
}

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

html {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: 1.6;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  transition: background-color var(--transition-normal), color var(--transition-normal);
  overflow-x: hidden;
}

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

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

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

ul, ol {
  list-style: none;
}

/* ========================================
   Glassmorphism System
   ======================================== */
.glass {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-normal);
}

.glass-sm {
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}

.glass-lg {
  background: var(--glass-bg);
  backdrop-filter: blur(30px);
  -webkit-backdrop-filter: blur(30px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
}

.glass-hover:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--accent-primary);
}

/* ========================================
   Typography
   ======================================== */
.h1 {
  font-size: var(--font-size-5xl);
  font-weight: var(--font-weight-bold);
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.h2 {
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-bold);
  line-height: 1.2;
  letter-spacing: -0.01em;
}

.h3 {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-semibold);
  line-height: 1.3;
}

.h4 {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-semibold);
  line-height: 1.4;
}

.h5 {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-medium);
  line-height: 1.4;
}

.h6 {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-medium);
  line-height: 1.5;
}

.body-lg {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-normal);
  line-height: 1.6;
}

.body {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-normal);
  line-height: 1.6;
}

.body-sm {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-normal);
  line-height: 1.5;
}

.caption {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  line-height: 1.4;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

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

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

.container-sm {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

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

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

.grid {
  display: grid;
  gap: var(--space-lg);
}

.grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.flex {
  display: flex;
}

.flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
}

.flex-between {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.flex-col {
  flex-direction: column;
}

.space-y-2 > * + * {
  margin-top: var(--space-sm);
}

.space-y-3 > * + * {
  margin-top: var(--space-md);
}

.space-y-4 > * + * {
  margin-top: var(--space-lg);
}

/* ========================================
   Header & Navigation
   ======================================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: var(--space-md) 0;
  transition: all var(--transition-normal);
}

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

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-xl);
  color: var(--text-primary);
}

.nav-logo img {
  width: 32px;
  height: 32px;
}

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

.nav-link {
  font-weight: var(--font-weight-medium);
  color: var(--text-secondary);
  transition: color var(--transition-fast);
  position: relative;
}

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

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent-primary);
  transition: width var(--transition-fast);
}

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

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

/* Mobile Menu */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  padding: var(--space-sm);
}

.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  transition: all var(--transition-fast);
}

@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    top: 80px;
    left: 0;
    right: 0;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border-top: 1px solid var(--glass-border);
    flex-direction: column;
    padding: var(--space-xl);
    transform: translateX(-100%);
    transition: transform var(--transition-normal);
  }

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

  .nav-toggle {
    display: flex;
  }
}

/* ========================================
   Language Selector - MODIFICADO
   ======================================== */
.lang-selector {
  position: relative;
}

.lang-btn {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-md);
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  color: var(--text-primary);
  font-weight: var(--font-weight-medium);
  transition: all var(--transition-fast);
  min-width: 60px;
  justify-content: center;
}

.lang-btn:hover {
  background: var(--glass-bg);
  border-color: var(--accent-primary);
}

/* ELIMINADO .lang-flag - ahora usamos .lang-code */
.lang-code {
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-sm);
  color: var(--accent-primary);
}

.lang-dropdown {
  position: absolute;
  top: 100%;
  right: 0;
  margin-top: var(--space-xs);
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  min-width: 60px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: all var(--transition-fast);
}

.lang-selector:hover .lang-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.lang-option {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  color: var(--text-secondary);
  transition: all var(--transition-fast);
  cursor: pointer;
  font-weight: var(--font-weight-medium);
  font-size: var(--font-size-sm);
}

.lang-option:hover {
  background: var(--glass-bg);
  color: var(--text-primary);
}

.lang-option.active {
  color: var(--accent-primary);
}

/* ========================================
   Theme Toggle - CORRECTED
   ======================================== */
.theme-toggle {
  position: relative;
  width: 44px;
  height: 24px;
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  cursor: pointer;
  transition: all var(--transition-normal);
  display: flex;
  align-items: center;
  padding: 0 2px;
}

.theme-toggle::before {
  content: '';
  position: absolute;
  top: 2px;
  left: 2px;
  width: 18px;
  height: 18px;
  background: var(--accent-primary);
  border-radius: 50%;
  transition: transform var(--transition-normal);
  box-shadow: var(--shadow-sm);
  z-index: 2;
}

[data-theme="dark"] .theme-toggle::before {
  transform: translateX(20px);
}

.theme-icon {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 12px;
  height: 12px;
  color: var(--text-primary);
  transition: opacity var(--transition-normal);
  z-index: 1;
  font-size: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.theme-icon-sun {
  left: 6px;
  opacity: 0.6;
}

.theme-icon-moon {
  right: 6px;
  opacity: 0;
}

[data-theme="dark"] .theme-icon-sun {
  opacity: 0;
}

[data-theme="dark"] .theme-icon-moon {
  opacity: 0.6;
}

/* ========================================
   Buttons
   ======================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-xl);
  border-radius: var(--radius-md);
  font-weight: var(--font-weight-medium);
  font-size: var(--font-size-base);
  transition: all var(--transition-fast);
  cursor: pointer;
  border: none;
  text-decoration: none;
}

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

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

.btn-secondary {
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  color: var(--text-primary);
}

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

.btn-ghost {
  color: var(--text-secondary);
  background: transparent;
}

.btn-ghost:hover {
  color: var(--text-primary);
  background: var(--glass-bg);
}

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

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

.w-full {
  width: 100%;
}

/* ========================================
   Hero Section - CORRECTED
   ======================================== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  opacity: 0.6;
  z-index: 1;
}
.page-hero {
  position: relative;
  min-height: 60vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.page-hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  z-index: -1;
  transition: background-image var(--transition-slow);
}

/* Light mode */
[data-theme="light"] .page-hero.services .page-hero-bg {
  background-image: url("services-background-light.png");
}

[data-theme="light"] .page-hero.contact .page-hero-bg {
  background-image: url("contact-background-light.png");
}

/* Dark mode */
[data-theme="dark"] .page-hero.services .page-hero-bg {
  background-image: url("services-background-dark.png");
}

[data-theme="dark"] .page-hero.contact .page-hero-bg {
  background-image: url("contact-background-dark.png");
}

/* AÑADIDO: Cambio de imagen según tema */
[data-theme="light"] .hero-bg {
  background-image: url('hero-background-light.png');
}

[data-theme="dark"] .hero-bg {
  background-image: url('hero-background-dark.png');
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 800px;
  padding: 0 var(--space-lg);
}

.hero-title {
  margin-bottom: var(--space-lg);
  background: linear-gradient(135deg, var(--text-primary) 0%, var(--text-secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  margin-bottom: var(--space-2xl);
  color: var(--text-secondary);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* AÑADIDO: Estilo para el slogan */
.hero-slogan {
  margin-bottom: var(--space-xl);
  font-weight: var(--font-weight-medium);
  letter-spacing: 0.01em;
  background: linear-gradient(135deg, var(--accent-primary) 0%, var(--accent-secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

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

/* ========================================
   Cards
   ======================================== */
.card {
  padding: var(--space-2xl);
  transition: all var(--transition-normal);
}

.card-icon {
  width: 64px;
  height: 64px;
  margin-bottom: var(--space-lg);
  opacity: 0.8;
}

.card-title {
  margin-bottom: var(--space-md);
  color: var(--text-primary);
}

.card-text {
  color: var(--text-secondary);
  margin-bottom: var(--space-lg);
}

.card-link {
  color: var(--accent-primary);
  font-weight: var(--font-weight-medium);
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  transition: gap var(--transition-fast);
}

.card-link:hover {
  gap: var(--space-sm);
}

/* ========================================
   Service Cards
   ======================================== */
.service-card {
  padding: var(--space-2xl);
  height: 100%;
}

.service-card .card-icon {
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ========================================
   Timeline / Process - CORRECTED
   ======================================== */
.timeline {
  position: relative;
  padding-left: var(--space-2xl);
}

.timeline::before {
  content: '';
  position: absolute;
  left: 20px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
}

.timeline-item {
  position: relative;
  margin-bottom: var(--space-3xl);
  padding-left: var(--space-2xl);
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -28px;
  top: var(--space-lg);
  width: 16px;
  height: 16px;
  background: var(--accent-primary);
  border-radius: 50%;
  border: 3px solid var(--bg-primary);
  box-shadow: var(--shadow-sm);
}

.timeline-number {
  position: absolute;
  left: -24px;
  top: var(--space-lg);
  width: 24px;
  height: 24px;
  background: var(--accent-primary);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-sm);
  border: 2px solid var(--bg-primary);
}

.timeline-content {
  padding: var(--space-xl);
}

.timeline-title {
  margin-bottom: var(--space-md);
  color: var(--text-primary);
}

.timeline-text {
  color: var(--text-secondary);
  margin-bottom: var(--space-lg);
}

.timeline-list {
  list-style: none;
}

.timeline-list li {
  padding: var(--space-sm) 0;
  color: var(--text-secondary);
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
}

.timeline-list li::before {
  content: '•';
  color: var(--accent-primary);
  font-weight: var(--font-weight-bold);
  margin-top: 2px;
}

/* ========================================
   Form Styles
   ======================================== */
.form-group {
  margin-bottom: var(--space-xl);
}

.form-label {
  display: block;
  margin-bottom: var(--space-sm);
  font-weight: var(--font-weight-medium);
  color: var(--text-primary);
  font-size: var(--font-size-sm);
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: var(--space-md) var(--space-lg);
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: var(--font-size-base);
  font-family: inherit;
  transition: all var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px rgba(0, 122, 255, 0.1);
}

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

.form-checkbox {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  cursor: pointer;
}

.form-checkbox input {
  width: 18px;
  height: 18px;
  accent-color: var(--accent-primary);
  margin-top: 2px;
}

.form-checkbox label {
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  cursor: pointer;
}

.form-error {
  color: var(--error);
  font-size: var(--font-size-sm);
  margin-top: var(--space-xs);
}

.form-success {
  color: var(--success);
  font-size: var(--font-size-sm);
  margin-top: var(--space-xs);
}

.form-message {
  padding: var(--space-md);
  border-radius: var(--radius-md);
  margin-top: var(--space-lg);
  text-align: center;
  font-weight: var(--font-weight-medium);
}

.form-success {
  background: rgba(52, 199, 89, 0.1);
  border: 1px solid rgba(52, 199, 89, 0.3);
  color: var(--success);
}

.form-error {
  background: rgba(255, 59, 48, 0.1);
  border: 1px solid rgba(255, 59, 48, 0.3);
  color: var(--error);
}

/* ========================================
   Contact Page - CORRECTED
   ======================================== */
.contact-section {
  background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
  position: relative;
  overflow: hidden;
  padding: 0;
}

.contact-bg {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  opacity: 0.4;
  z-index: 1;
  transition: background-image var(--transition-normal);
}

[data-theme="light"] .contact-bg {
  background-image: url('contact-background-light.png');
}

[data-theme="dark"] .contact-bg {
  background-image: url('contact-background-dark.png');
}

.contact-content {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: stretch;
  min-height: calc(100vh - 80px);
}

.contact-info {
  padding: var(--space-4xl) var(--space-lg);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

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

.contact-icon {
  width: 48px;
  height: 48px;
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-form-wrapper {
  padding: var(--space-4xl) var(--space-lg);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

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

/* ========================================
   Footer - CORRECTED
   ======================================== */
.footer {
  padding: var(--space-xl) 0;
  border-top: 1px solid var(--border-primary);
  background: var(--bg-secondary);
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-lg);
}

.footer-text {
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
}

.footer-links {
  display: flex;
  gap: var(--space-xl);
}

.footer-link {
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  transition: color var(--transition-fast);
}

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

/* ========================================
   Animations
   ======================================== */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: all var(--transition-slow);
}

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

/* ========================================
   Utilities
   ======================================== */
.mb-2 { margin-bottom: var(--space-sm); }
.mb-3 { margin-bottom: var(--space-md); }
.mb-4 { margin-bottom: var(--space-lg); }
.mb-5 { margin-bottom: var(--space-xl); }
.mb-6 { margin-bottom: var(--space-2xl); }

.mt-1 { margin-top: var(--space-xs); }
.mt-2 { margin-top: var(--space-sm); }
.mt-6 { margin-top: var(--space-2xl); }

.max-w-lg { max-width: 600px; }
.max-w-3xl { max-width: 800px; }
.max-w-4xl { max-width: 1000px; }

.mx-auto {
  margin-left: auto;
  margin-right: auto;
}

.align-center {
  align-items: center;
}

.order-1 { order: 1; }
.order-2 { order: 2; }

.inline-block {
  display: inline-block;
}

/* ========================================
   Responsive
   ======================================== */
@media (max-width: 768px) {
  .h1 { font-size: var(--font-size-4xl); }
  .h2 { font-size: var(--font-size-3xl); }
  .h3 { font-size: var(--font-size-2xl); }
  
  .container {
    padding: 0 var(--space-md);
  }
  
  .section {
    padding: var(--space-3xl) 0;
  }
  
  .hero-cta {
    flex-direction: column;
    align-items: center;
  }
  
  .btn {
    width: 100%;
    max-width: 300px;
  }
  
  .footer-content {
    flex-direction: column;
    text-align: center;
  }
  
  .grid-2 {
    grid-template-columns: 1fr;
  }
  
  .timeline {
    padding-left: var(--space-lg);
  }
  
  .timeline-item {
    padding-left: var(--space-lg);
  }
}

@media (max-width: 480px) {
  .nav-logo span {
    display: none;
  }
  
  .lang-btn {
    padding: var(--space-xs) var(--space-sm);
  }
  
  .theme-toggle {
    width: 40px;
    height: 22px;
  }
  
  .theme-toggle::before {
    width: 16px;
    height: 16px;
  }
  
  [data-theme="dark"] .theme-toggle::before {
    transform: translateX(18px);
  }
}

/* ========================================
   Loaded State
   ======================================== */
body.loaded {
  opacity: 1;
}

body {
  opacity: 0;
  transition: opacity var(--transition-normal);
}