/* ========================================
   ATERRIZA ESPAÑA TECH - FUTURISTIC THEME
   ======================================== */

/* Import AOS Animation Library */
@import url('https://unpkg.com/aos@2.3.1/dist/aos.css');

/* Import Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;500;600;700;900&family=Rajdhani:wght@300;400;500;600;700&display=swap');

/* ========================================
   ROOT VARIABLES
   ======================================== */
:root {
  /* Cyberpunk Colors */
  --primary-neon: #00e5ff;
  --secondary-neon: #ff00ff;
  --accent-purple: #a855f7;
  --accent-blue: #3b82f6;
  --accent-green: #10b981;

  /* Dark Theme */
  --bg-dark: #0a0a0f;
  --bg-darker: #050508;
  --bg-card: rgba(15, 15, 25, 0.8);
  --bg-glass: rgba(255, 255, 255, 0.05);

  /* Text Colors */
  --text-primary: #ffffff;
  --text-secondary: #a0aec0;
  --text-muted: #718096;

  /* Borders & Shadows */
  --border-glass: rgba(255, 255, 255, 0.1);
  --shadow-neon: 0 0 20px rgba(0, 229, 255, 0.3);
  --shadow-purple: 0 0 20px rgba(255, 0, 255, 0.3);

  /* Fonts */
  --font-heading: 'Orbitron', sans-serif;
  --font-body: 'Rajdhani', sans-serif;

  /* Transitions */
  --transition: all 0.3s ease;
}

/* ========================================
   GLOBAL RESET
   ======================================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  font-size: 18px;
  line-height: 1.7;
  color: var(--text-primary);
  background: var(--bg-dark);
  overflow-x: hidden;
}

/* Animated Background */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background:
    radial-gradient(circle at 20% 50%, rgba(0, 229, 255, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(255, 0, 255, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 40% 20%, rgba(168, 85, 247, 0.1) 0%, transparent 50%);
  z-index: -1;
  animation: bgPulse 10s ease-in-out infinite;
}

@keyframes bgPulse {
  0%, 100% { opacity: 0.5; }
  50% { opacity: 0.8; }
}

/* ========================================
   TYPOGRAPHY
   ======================================== */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
  letter-spacing: 1px;
}

h1 {
  font-size: 3.5rem;
  background: linear-gradient(135deg, var(--primary-neon), var(--secondary-neon));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-shadow: 0 0 30px rgba(0, 229, 255, 0.5);
}

h2 {
  font-size: 2.5rem;
  color: var(--primary-neon);
  text-shadow: 0 0 20px rgba(0, 229, 255, 0.4);
}

h3 {
  font-size: 1.8rem;
  color: var(--text-primary);
}

h4 {
  font-size: 1.4rem;
  color: var(--text-primary);
}

p {
  margin-bottom: 1rem;
  color: var(--text-secondary);
  font-weight: 400;
}

a {
  color: var(--primary-neon);
  text-decoration: none;
  transition: var(--transition);
}

a:hover {
  color: var(--secondary-neon);
}

/* ========================================
   UTILITY CLASSES
   ======================================== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

.container-wide {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 2rem;
}

.section {
  padding: 6rem 0;
  position: relative;
}

.section-title {
  text-align: center;
  margin-bottom: 3rem;
}

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

.section-title p {
  font-size: 1.2rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

/* Glass Morphism Card */
.glass-card {
  background: var(--bg-glass);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--border-glass);
  border-radius: 16px;
  padding: 2rem;
  transition: var(--transition);
}

.glass-card:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--primary-neon);
  box-shadow: var(--shadow-neon);
  transform: translateY(-5px);
}

/* Neon Button */
.btn {
  display: inline-block;
  padding: 14px 32px;
  font-family: var(--font-heading);
  font-size: 16px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  border: 2px solid var(--primary-neon);
  background: transparent;
  color: var(--primary-neon);
  border-radius: 8px;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(0, 229, 255, 0.3), transparent);
  transition: left 0.5s;
}

.btn:hover::before {
  left: 100%;
}

.btn:hover {
  background: var(--primary-neon);
  color: var(--bg-dark);
  box-shadow: var(--shadow-neon);
  transform: translateY(-2px);
}

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

.btn-primary:hover {
  background: transparent;
  color: var(--primary-neon);
}

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

.btn-secondary:hover {
  background: var(--secondary-neon);
  color: var(--bg-dark);
  box-shadow: var(--shadow-purple);
}

/* Grid Layouts */
.grid {
  display: grid;
  gap: 2rem;
}

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

.grid-3 {
  grid-template-columns: repeat(3, 1fr);
}

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

/* ========================================
   HEADER & NAVIGATION
   ======================================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(10, 10, 15, 0.9);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-glass);
  transition: var(--transition);
}

.header.scrolled {
  background: rgba(10, 10, 15, 0.95);
  box-shadow: 0 4px 20px rgba(0, 229, 255, 0.1);
}

.header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 2rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-neon);
  text-shadow: 0 0 10px rgba(0, 229, 255, 0.5);
}

.logo img {
  height: 40px;
  filter: drop-shadow(0 0 10px rgba(0, 229, 255, 0.5));
}

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

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

.nav-link {
  font-family: var(--font-heading);
  font-size: 14px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-secondary);
  position: relative;
  padding: 8px 0;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary-neon);
  transition: width 0.3s;
}

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

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

.header-phone {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-heading);
  font-size: 16px;
  font-weight: 600;
  color: var(--primary-neon);
  border: 2px solid var(--primary-neon);
  padding: 8px 16px;
  border-radius: 8px;
  transition: var(--transition);
}

.header-phone:hover {
  background: var(--primary-neon);
  color: var(--bg-dark);
  box-shadow: var(--shadow-neon);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  z-index: 1001;
}

.mobile-menu-toggle span {
  width: 30px;
  height: 3px;
  background: var(--primary-neon);
  border-radius: 2px;
  transition: var(--transition);
}

.mobile-menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(8px, 8px);
}

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

.mobile-menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -7px);
}

/* ========================================
   HERO SECTION
   ======================================== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: 80px;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background:
    linear-gradient(135deg, rgba(0, 229, 255, 0.1) 0%, transparent 50%),
    linear-gradient(225deg, rgba(255, 0, 255, 0.1) 0%, transparent 50%);
  z-index: -1;
}

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

.hero-text h1 {
  font-size: 4rem;
  margin-bottom: 1.5rem;
  animation: fadeInUp 1s ease-out;
}

.hero-text .lead {
  font-size: 1.4rem;
  color: var(--text-secondary);
  margin-bottom: 2rem;
  animation: fadeInUp 1s ease-out 0.2s;
  animation-fill-mode: backwards;
}

.hero-text .benefits-list {
  list-style: none;
  margin-bottom: 2rem;
}

.hero-text .benefits-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
  font-size: 1.1rem;
  color: var(--text-secondary);
  animation: fadeInUp 1s ease-out 0.4s;
  animation-fill-mode: backwards;
}

.hero-text .benefits-list li::before {
  content: '✓';
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  background: var(--primary-neon);
  color: var(--bg-dark);
  border-radius: 50%;
  font-weight: 700;
  flex-shrink: 0;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  animation: fadeInUp 1s ease-out 0.6s;
  animation-fill-mode: backwards;
}

.hero-image {
  position: relative;
  animation: fadeInRight 1s ease-out 0.4s;
  animation-fill-mode: backwards;
}

.hero-image img {
  width: 100%;
  height: auto;
  border-radius: 16px;
  border: 2px solid var(--border-glass);
  box-shadow: 0 20px 60px rgba(0, 229, 255, 0.2);
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInRight {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* ========================================
   STATS SECTION
   ======================================== */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}

.stat-card {
  text-align: center;
  padding: 2rem;
  background: var(--bg-glass);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-glass);
  border-radius: 16px;
  transition: var(--transition);
}

.stat-card:hover {
  border-color: var(--primary-neon);
  box-shadow: var(--shadow-neon);
  transform: translateY(-5px);
}

.stat-number {
  font-family: var(--font-heading);
  font-size: 3rem;
  font-weight: 700;
  color: var(--primary-neon);
  margin-bottom: 0.5rem;
  text-shadow: 0 0 20px rgba(0, 229, 255, 0.5);
}

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

/* ========================================
   SERVICES / FEATURES SECTION
   ======================================== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.service-card {
  background: var(--bg-glass);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-glass);
  border-radius: 16px;
  padding: 2.5rem;
  text-align: center;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(0, 229, 255, 0.1) 0%, transparent 70%);
  opacity: 0;
  transition: opacity 0.5s;
}

.service-card:hover::before {
  opacity: 1;
}

.service-card:hover {
  border-color: var(--primary-neon);
  box-shadow: var(--shadow-neon);
  transform: translateY(-10px);
}

.service-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  background: var(--bg-card);
  border: 2px solid var(--primary-neon);
  border-radius: 16px;
  color: var(--primary-neon);
  transition: var(--transition);
}

.service-card:hover .service-icon {
  background: var(--primary-neon);
  color: var(--bg-dark);
  box-shadow: var(--shadow-neon);
  transform: rotateY(360deg);
}

.service-card h3 {
  margin-bottom: 1rem;
  color: var(--primary-neon);
}

.service-card p {
  color: var(--text-secondary);
  line-height: 1.8;
}

/* ========================================
   COURSES SECTION
   ======================================== */
.courses-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.course-card {
  background: var(--bg-glass);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-glass);
  border-radius: 16px;
  overflow: hidden;
  transition: var(--transition);
}

.course-card:hover {
  border-color: var(--primary-neon);
  box-shadow: var(--shadow-neon);
  transform: translateY(-10px);
}

.course-image {
  width: 100%;
  height: 250px;
  object-fit: cover;
  border-bottom: 2px solid var(--border-glass);
}

.course-content {
  padding: 2rem;
}

.course-meta {
  display: flex;
  gap: 1rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

.course-badge {
  display: inline-block;
  padding: 6px 12px;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  background: var(--primary-neon);
  color: var(--bg-dark);
  border-radius: 6px;
}

.course-card h3 {
  margin-bottom: 1rem;
}

.course-card p {
  margin-bottom: 1.5rem;
}

.course-features {
  list-style: none;
  margin-bottom: 1.5rem;
}

.course-features li {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.course-features li::before {
  content: '▸';
  color: var(--primary-neon);
  font-weight: 700;
}

/* ========================================
   TEAM SECTION
   ======================================== */
.team-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}

.team-member {
  background: var(--bg-glass);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-glass);
  border-radius: 16px;
  overflow: hidden;
  text-align: center;
  transition: var(--transition);
}

.team-member:hover {
  border-color: var(--primary-neon);
  box-shadow: var(--shadow-neon);
  transform: translateY(-10px);
}

.team-image {
  width: 100%;
  height: 300px;
  object-fit: cover;
  border-bottom: 2px solid var(--border-glass);
}

.team-info {
  padding: 1.5rem;
}

.team-name {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  color: var(--primary-neon);
  margin-bottom: 0.5rem;
}

.team-role {
  color: var(--text-secondary);
  font-size: 1rem;
  margin-bottom: 1rem;
}

.team-social {
  display: flex;
  justify-content: center;
  gap: 1rem;
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: 1px solid var(--border-glass);
  border-radius: 8px;
  color: var(--text-secondary);
  transition: var(--transition);
}

.social-link:hover {
  border-color: var(--primary-neon);
  color: var(--primary-neon);
  box-shadow: var(--shadow-neon);
}

/* ========================================
   BLOG / ARTICLES SECTION
   ======================================== */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.article-card {
  background: var(--bg-glass);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-glass);
  border-radius: 16px;
  overflow: hidden;
  transition: var(--transition);
}

.article-card:hover {
  border-color: var(--primary-neon);
  box-shadow: var(--shadow-neon);
  transform: translateY(-10px);
}

.article-image {
  width: 100%;
  height: 250px;
  object-fit: cover;
  border-bottom: 2px solid var(--border-glass);
}

.article-content {
  padding: 2rem;
}

.article-meta {
  display: flex;
  gap: 1rem;
  margin-bottom: 1rem;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.article-meta span {
  display: flex;
  align-items: center;
  gap: 6px;
}

.article-card h3 {
  margin-bottom: 1rem;
  color: var(--primary-neon);
}

.article-card p {
  margin-bottom: 1.5rem;
  color: var(--text-secondary);
}

/* ========================================
   TESTIMONIALS SECTION
   ======================================== */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.testimonial-card {
  background: var(--bg-glass);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-glass);
  border-radius: 16px;
  padding: 2rem;
  transition: var(--transition);
  position: relative;
}

.testimonial-card::before {
  content: '"';
  position: absolute;
  top: -20px;
  left: 20px;
  font-size: 6rem;
  font-family: var(--font-heading);
  color: var(--primary-neon);
  opacity: 0.2;
}

.testimonial-card:hover {
  border-color: var(--primary-neon);
  box-shadow: var(--shadow-neon);
  transform: translateY(-5px);
}

.testimonial-content {
  margin-bottom: 1.5rem;
}

.testimonial-text {
  font-style: italic;
  color: var(--text-secondary);
  line-height: 1.8;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.testimonial-avatar {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  border: 2px solid var(--primary-neon);
  object-fit: cover;
}

.testimonial-info h4 {
  font-size: 1.1rem;
  color: var(--primary-neon);
  margin-bottom: 0.25rem;
}

.testimonial-info p {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin: 0;
}

/* ========================================
   CONTACT / CTA SECTION
   ======================================== */
.cta-section {
  background: var(--bg-card);
  border: 2px solid var(--primary-neon);
  border-radius: 16px;
  padding: 4rem 3rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(0, 229, 255, 0.1) 0%, transparent 70%);
  animation: rotate 20s linear infinite;
}

@keyframes rotate {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

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

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

.cta-section p {
  font-size: 1.3rem;
  margin-bottom: 2rem;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.contact-form {
  max-width: 600px;
  margin: 0 auto;
  text-align: left;
}

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

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 600;
  color: var(--text-primary);
}

.form-control {
  width: 100%;
  padding: 14px 18px;
  font-family: var(--font-body);
  font-size: 16px;
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  border-radius: 8px;
  color: var(--text-primary);
  transition: var(--transition);
}

.form-control:focus {
  outline: none;
  border-color: var(--primary-neon);
  box-shadow: var(--shadow-neon);
}

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

/* ========================================
   FAQ SECTION
   ======================================== */
.faq-list {
  max-width: 900px;
  margin: 0 auto;
}

.faq-item {
  background: var(--bg-glass);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-glass);
  border-radius: 12px;
  margin-bottom: 1rem;
  overflow: hidden;
  transition: var(--transition);
}

.faq-item:hover {
  border-color: var(--primary-neon);
}

.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 2rem;
  cursor: pointer;
  font-weight: 600;
  color: var(--text-primary);
  font-size: 1.1rem;
  transition: var(--transition);
}

.faq-question:hover {
  color: var(--primary-neon);
}

.faq-icon {
  font-size: 1.5rem;
  color: var(--primary-neon);
  transition: transform 0.3s;
}

.faq-item.active .faq-icon {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease-out;
}

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

.faq-answer-content {
  padding: 0 2rem 1.5rem;
  color: var(--text-secondary);
  line-height: 1.8;
}

/* ========================================
   FOOTER
   ======================================== */
.footer {
  background: var(--bg-darker);
  border-top: 1px solid var(--border-glass);
  padding: 4rem 0 2rem;
}

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

.footer-about h3 {
  color: var(--primary-neon);
  margin-bottom: 1rem;
}

.footer-about p {
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
}

.footer-social {
  display: flex;
  gap: 1rem;
}

.footer-social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: 1px solid var(--border-glass);
  border-radius: 8px;
  color: var(--text-secondary);
  transition: var(--transition);
}

.footer-social a:hover {
  border-color: var(--primary-neon);
  color: var(--primary-neon);
  box-shadow: var(--shadow-neon);
  transform: translateY(-3px);
}

.footer-section h4 {
  color: var(--primary-neon);
  font-size: 1.2rem;
  margin-bottom: 1.5rem;
}

.footer-links {
  list-style: none;
}

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

.footer-links a {
  color: var(--text-secondary);
  transition: var(--transition);
}

.footer-links a:hover {
  color: var(--primary-neon);
  padding-left: 5px;
}

.footer-contact p {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 1rem;
  color: var(--text-secondary);
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid var(--border-glass);
  color: var(--text-muted);
}

/* ========================================
   COOKIE BANNER
   ======================================== */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background: rgba(10, 10, 15, 0.95);
  backdrop-filter: blur(10px);
  border-top: 2px solid var(--primary-neon);
  padding: 1.5rem;
  z-index: 999;
  transform: translateY(100%);
  transition: transform 0.3s ease-out;
}

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

.cookie-content {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
}

.cookie-text {
  flex: 1;
  color: var(--text-secondary);
}

.cookie-text a {
  color: var(--primary-neon);
  text-decoration: underline;
}

.cookie-buttons {
  display: flex;
  gap: 1rem;
}

/* ========================================
   RESPONSIVE DESIGN
   ======================================== */

/* Tablets (≤1024px) */
@media (max-width: 1024px) {
  h1 { font-size: 3rem; }
  h2 { font-size: 2.2rem; }

  .container {
    padding: 0 1.5rem;
  }

  .section {
    padding: 4rem 0;
  }

  .hero-content {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .hero-text h1 {
    font-size: 3rem;
  }

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

  .services-grid,
  .courses-grid,
  .blog-grid,
  .testimonials-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .team-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .footer-content {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Mobile (≤768px) */
@media (max-width: 768px) {
  body {
    font-size: 16px;
  }

  h1 { font-size: 2.2rem; }
  h2 { font-size: 1.8rem; }
  h3 { font-size: 1.4rem; }

  .container {
    padding: 0 1rem;
  }

  .section {
    padding: 3rem 0;
  }

  /* Mobile Navigation */
  .header .container {
    padding: 1rem;
  }

  .nav {
    position: fixed;
    top: 70px;
    left: 0;
    width: 100%;
    height: calc(100vh - 70px);
    background: rgba(10, 10, 15, 0.98);
    backdrop-filter: blur(10px);
    flex-direction: column;
    justify-content: flex-start;
    padding: 2rem;
    transform: translateX(-100%);
    transition: transform 0.3s ease-out;
  }

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

  .nav-menu {
    flex-direction: column;
    gap: 0;
    width: 100%;
  }

  .nav-link {
    display: block;
    padding: 1rem;
    border-bottom: 1px solid var(--border-glass);
    font-size: 16px;
  }

  .header-phone {
    margin-top: 1rem;
  }

  .mobile-menu-toggle {
    display: flex;
  }

  /* Hero Section */
  .hero {
    padding-top: 100px;
    min-height: auto;
  }

  .hero-text h1 {
    font-size: 2rem;
  }

  .hero-text .lead {
    font-size: 1.1rem;
  }

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

  .btn {
    width: 100%;
    text-align: center;
  }

  /* Grid Layouts */
  .stats-grid,
  .services-grid,
  .courses-grid,
  .blog-grid,
  .team-grid,
  .testimonials-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .footer-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .cookie-content {
    flex-direction: column;
    text-align: center;
  }

  .cookie-buttons {
    flex-direction: column;
    width: 100%;
  }
}

/* Small Mobile (≤480px) */
@media (max-width: 480px) {
  h1 { font-size: 1.8rem; }
  h2 { font-size: 1.5rem; }

  .section {
    padding: 2rem 0;
  }

  .glass-card,
  .service-card,
  .course-content,
  .article-content {
    padding: 1.5rem;
  }

  .btn {
    padding: 12px 24px;
    font-size: 14px;
  }
}

/* ========================================
   ANIMATIONS & EFFECTS
   ======================================== */

/* Pulse animation for icons */
@keyframes pulse {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
}

.service-icon {
  animation: pulse 2s ease-in-out infinite;
}

/* Glow effect */
.glow {
  text-shadow: 0 0 10px currentColor;
}

/* Smooth page transitions */
.page-transition {
  animation: fadeIn 0.5s ease-out;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}