/* ============================================
   HYPER AI LINK Landing Page - Design System & Styles
   ============================================ */

/* ---- Google Fonts ---- */
@import url('https://fonts.googleapis.com/css2?family=Be+Vietnam+Pro:wght@300;400;500;600;700;800&display=swap');

/* ---- CSS Custom Properties (Design Tokens) ---- */
:root {
  /* Background */
  --bg-primary: #050A18;
  --bg-secondary: #0A1628;
  --bg-tertiary: #0F1D35;
  --bg-glass: rgba(255, 255, 255, 0.04);
  --bg-glass-hover: rgba(255, 255, 255, 0.08);
  --bg-glass-border: rgba(255, 255, 255, 0.08);

  /* Accent Colors - Blue gradient matching logo */
  --accent-primary: #1A73E8;
  --accent-secondary: #29B6F6;
  --accent-gradient: linear-gradient(135deg, #1565C0 0%, #42A5F5 100%);
  --accent-gradient-reverse: linear-gradient(135deg, #42A5F5 0%, #1565C0 100%);
  --accent-glow-primary: rgba(26, 115, 232, 0.3);
  --accent-glow-secondary: rgba(41, 182, 246, 0.3);

  /* Text */
  --text-primary: #E0E8F5;
  --text-secondary: #7B8FAD;
  --text-muted: #4A5D7A;
  --text-accent: #FFFFFF;

  /* Typography */
  --font-heading: 'Be Vietnam Pro', sans-serif;
  --font-body: 'Be Vietnam Pro', sans-serif;

  /* Spacing */
  --section-padding: 100px 0;
  --container-width: 1200px;
  --container-padding: 0 24px;

  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;

  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
  --transition-spring: 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);

  /* Shadows */
  --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.3);
  --shadow-glow: 0 0 40px rgba(26, 115, 232, 0.15);
}

/* ---- Light Theme ---- */
[data-theme="light"] {
  /* Background */
  --bg-primary: #F5F7FA;
  --bg-secondary: #FFFFFF;
  --bg-tertiary: #EEF1F6;
  --bg-glass: rgba(0, 0, 0, 0.03);
  --bg-glass-hover: rgba(0, 0, 0, 0.06);
  --bg-glass-border: rgba(0, 0, 0, 0.08);

  /* Text */
  --text-primary: #1A1A2E;
  --text-secondary: #4A5568;
  --text-muted: #A0AEC0;
  --text-accent: #0F172A;

  /* Shadows */
  --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.08);
  --shadow-glow: 0 0 40px rgba(26, 115, 232, 0.1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  text-decoration: none;
  color: inherit;
  transition: color var(--transition-fast);
}

ul, ol {
  list-style: none;
}

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

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

/* ---- Utility Classes ---- */
.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: var(--container-padding);
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 3px;
  color: var(--accent-secondary);
  margin-bottom: 16px;
}

.section-label::before {
  content: '';
  display: inline-block;
  width: 32px;
  height: 2px;
  background: var(--accent-gradient);
  border-radius: 2px;
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 700;
  color: var(--text-accent);
  line-height: 1.2;
  margin-bottom: 20px;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 600px;
  line-height: 1.8;
}

.gradient-text {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: var(--accent-gradient);
  color: #fff;
  box-shadow: 0 4px 20px var(--accent-glow-primary);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px var(--accent-glow-primary);
}

.btn-primary::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.2) 0%, transparent 50%);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.btn-primary:hover::after {
  opacity: 1;
}

.btn-outline {
  border: 1.5px solid var(--bg-glass-border);
  color: var(--text-primary);
  background: var(--bg-glass);
  backdrop-filter: blur(10px);
}

.btn-outline:hover {
  border-color: var(--accent-primary);
  color: var(--accent-primary);
  background: rgba(26, 115, 232, 0.08);
  transform: translateY(-2px);
}

.btn-sm {
  padding: 10px 24px;
  font-size: 0.85rem;
}

/* ---- Glass Card ---- */
.glass-card {
  background: var(--bg-glass);
  border: 1px solid var(--bg-glass-border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  transition: all var(--transition-base);
}

.glass-card:hover {
  background: var(--bg-glass-hover);
  border-color: rgba(26, 115, 232, 0.2);
  box-shadow: var(--shadow-glow);
  transform: translateY(-4px);
}

/* ---- Scroll Reveal Animations ---- */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.revealed {
  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; }

/* ============================================
   NAVIGATION
   ============================================ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 24px 0;
  transition: all var(--transition-base);
}

.navbar.scrolled {
  padding: 8px 0;
  background: rgba(5, 10, 24, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--bg-glass-border);
}

[data-theme="light"] .navbar.scrolled {
  background: rgba(245, 247, 250, 0.9);
}

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

.nav-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: -0.5px;
}

.nav-logo .logo-img {
  height: 168px;
  width: auto;
  transition: height var(--transition-base);
}

.navbar.scrolled .logo-img {
  height: 100px;
}

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

.nav-logo .logo-link {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-logo .logo-icon {
  width: 32px;
  height: 32px;
  background: var(--accent-gradient);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-right: 10px;
  font-size: 1rem;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 36px;
}

/* ---- Navbar Controls (Theme + Language) ---- */
.nav-controls {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-left: 16px;
}

.nav-control-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: var(--bg-glass);
  border: 1px solid var(--bg-glass-border);
  color: var(--text-secondary);
  font-size: 1.1rem;
  cursor: pointer;
  transition: all var(--transition-base);
  backdrop-filter: blur(10px);
}

.nav-control-btn:hover {
  background: var(--bg-glass-hover);
  border-color: var(--accent-primary);
  color: var(--accent-primary);
  transform: translateY(-2px);
}

.lang-toggle-btn {
  width: auto;
  padding: 0 14px;
  font-size: 0.78rem;
  font-weight: 700;
  font-family: var(--font-body);
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.nav-link {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
  position: relative;
}

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

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

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

.nav-cta {
  margin-left: 12px;
}

/* Mobile Menu Toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  z-index: 1001;
  padding: 4px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all var(--transition-base);
}

.nav-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

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

.nav-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 200px;
  overflow: hidden;
}

.hero-bg-canvas {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero .container {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-content {
  max-width: 600px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  background: var(--bg-glass);
  border: 1px solid var(--bg-glass-border);
  border-radius: 100px;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--accent-secondary);
  margin-bottom: 28px;
  backdrop-filter: blur(10px);
}

.hero-badge .pulse-dot {
  width: 8px;
  height: 8px;
  background: var(--accent-secondary);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.5); }
}

.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 3.5vw, 2.8rem);
  font-weight: 800;
  line-height: 1.1;
  color: var(--text-accent);
  margin-bottom: 24px;
}

.hero-title .highlight {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-description {
  font-size: 1.1rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 36px;
  max-width: 520px;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  margin-bottom: 56px;
}

/* Stats Bar */
.hero-stats {
  display: flex;
  gap: 40px;
  padding-top: 36px;
  border-top: 1px solid var(--bg-glass-border);
}

.stat-item {
  text-align: left;
}

.stat-number {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-accent);
  line-height: 1;
  margin-bottom: 4px;
}

.stat-number .stat-suffix {
  color: var(--accent-primary);
  font-size: 1.4rem;
}

.stat-label {
  font-size: 0.82rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* Hero Visual */
.hero-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-image-wrapper {
  position: relative;
  width: 100%;
  max-width: 520px;
}

.hero-image-wrapper img {
  border-radius: var(--radius-xl);
  animation: float 6s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-20px); }
}

.hero-glow {
  position: absolute;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.3;
  z-index: -1;
}

.hero-glow-1 {
  top: -50px;
  right: -50px;
  background: var(--accent-primary);
}

.hero-glow-2 {
  bottom: -50px;
  left: -50px;
  background: var(--accent-secondary);
}

/* ============================================
   SERVICES SECTION
   ============================================ */
.services {
  padding: var(--section-padding);
  position: relative;
}

.services-header {
  text-align: center;
  margin-bottom: 64px;
}

.services-header .section-subtitle {
  margin: 0 auto;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.service-card {
  padding: 40px 36px;
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--accent-gradient);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-base);
}

.service-card:hover::before {
  transform: scaleX(1);
}

.service-icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  margin-bottom: 24px;
  background: rgba(26, 115, 232, 0.1);
  border: 1px solid rgba(26, 115, 232, 0.15);
  transition: all var(--transition-base);
}

.service-card:hover .service-icon {
  background: rgba(26, 115, 232, 0.2);
  transform: scale(1.1);
  box-shadow: 0 0 30px var(--accent-glow-primary);
}

.service-card:nth-child(2) .service-icon {
  background: rgba(41, 182, 246, 0.1);
  border-color: rgba(41, 182, 246, 0.15);
}

.service-card:nth-child(2):hover .service-icon {
  background: rgba(41, 182, 246, 0.2);
  box-shadow: 0 0 30px var(--accent-glow-secondary);
}

.service-card:nth-child(3) .service-icon {
  background: rgba(255, 159, 67, 0.1);
  border-color: rgba(255, 159, 67, 0.15);
}

.service-card:nth-child(3):hover .service-icon {
  box-shadow: 0 0 30px rgba(255, 159, 67, 0.3);
  background: rgba(255, 159, 67, 0.2);
}

.service-card:nth-child(4) .service-icon {
  background: rgba(255, 107, 157, 0.1);
  border-color: rgba(255, 107, 157, 0.15);
}

.service-card:nth-child(4):hover .service-icon {
  box-shadow: 0 0 30px rgba(255, 107, 157, 0.3);
  background: rgba(255, 107, 157, 0.2);
}

.service-title {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--text-accent);
  margin-bottom: 12px;
}

.service-desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 20px;
}

.service-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.service-tag {
  padding: 4px 14px;
  background: rgba(26, 115, 232, 0.08);
  border: 1px solid rgba(26, 115, 232, 0.12);
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--accent-primary);
}

/* ============================================
   ABOUT SECTION
   ============================================ */
.about {
  padding: var(--section-padding);
  position: relative;
}

.about .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.about-image-wrapper {
  position: relative;
}

.about-image-wrapper img {
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-card);
}

.about-image-overlay {
  position: absolute;
  inset: 0;
  border-radius: var(--radius-xl);
  background: linear-gradient(135deg, rgba(26,115,232,0.1) 0%, rgba(41,182,246,0.1) 100%);
  pointer-events: none;
}

.about-content .section-subtitle {
  margin-bottom: 36px;
}

.about-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 36px;
}

.about-feature {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 20px;
  background: var(--bg-glass);
  border: 1px solid var(--bg-glass-border);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
}

.about-feature:hover {
  border-color: rgba(26, 115, 232, 0.2);
  background: var(--bg-glass-hover);
}

.about-feature-icon {
  width: 44px;
  height: 44px;
  min-width: 44px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  background: rgba(26, 115, 232, 0.1);
}

.about-feature h4 {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-accent);
  margin-bottom: 4px;
}

.about-feature p {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* ============================================
   TRAINING SECTION
   ============================================ */
.training {
  padding: var(--section-padding);
  position: relative;
  overflow: hidden;
}

.training::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(ellipse at 20% 50%, rgba(26,115,232,0.06) 0%, transparent 60%),
              radial-gradient(ellipse at 80% 50%, rgba(41,182,246,0.06) 0%, transparent 60%);
  pointer-events: none;
}

.training-header {
  text-align: center;
  margin-bottom: 56px;
  position: relative;
  z-index: 1;
}

.training-header .section-subtitle {
  margin: 0 auto;
}

.training-scroll {
  position: relative;
  z-index: 1;
}

.training-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.course-card {
  padding: 36px 30px;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

.course-level {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 14px;
  border-radius: 100px;
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 20px;
  width: fit-content;
}

.course-level.beginner {
  background: rgba(41, 182, 246, 0.1);
  color: var(--accent-secondary);
  border: 1px solid rgba(41, 182, 246, 0.2);
}

.course-level.intermediate {
  background: rgba(26, 115, 232, 0.1);
  color: var(--accent-primary);
  border: 1px solid rgba(26, 115, 232, 0.2);
}

.course-level.advanced {
  background: rgba(255, 159, 67, 0.1);
  color: #FF9F43;
  border: 1px solid rgba(255, 159, 67, 0.2);
}

.course-level.executive {
  background: rgba(255, 107, 157, 0.1);
  color: #FF6B9D;
  border: 1px solid rgba(255, 107, 157, 0.2);
}

.course-title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-accent);
  margin-bottom: 12px;
}

.course-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 20px;
  flex-grow: 1;
}

.course-meta {
  display: flex;
  align-items: center;
  gap: 20px;
  padding-top: 20px;
  border-top: 1px solid var(--bg-glass-border);
  margin-bottom: 20px;
}

.course-meta-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.82rem;
  color: var(--text-muted);
}

.course-meta-item svg {
  width: 16px;
  height: 16px;
  stroke: var(--accent-primary);
}

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

/* ============================================
   TESTIMONIALS SECTION
   ============================================ */
.testimonials {
  padding: var(--section-padding);
  position: relative;
}

.testimonials-header {
  text-align: center;
  margin-bottom: 56px;
}

.testimonials-header .section-subtitle {
  margin: 0 auto;
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 80px;
}

.testimonial-card {
  padding: 36px 30px;
}

.testimonial-quote {
  font-size: 1rem;
  color: var(--text-primary);
  line-height: 1.8;
  margin-bottom: 28px;
  font-style: italic;
  position: relative;
  padding-left: 20px;
  border-left: 3px solid;
  border-image: var(--accent-gradient) 1;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 14px;
}

.testimonial-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--accent-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  font-weight: 700;
  color: #fff;
  font-family: var(--font-heading);
}

.testimonial-name {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-accent);
}

.testimonial-role {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* Partners Logos */
.partners {
  text-align: center;
}

.partners-label {
  font-size: 0.82rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 2px;
  font-weight: 500;
  margin-bottom: 32px;
}

.partners-logos {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 48px;
  flex-wrap: wrap;
  opacity: 0.5;
  transition: opacity var(--transition-base);
}

.partners-logos:hover {
  opacity: 0.8;
}

.partner-logo {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-secondary);
  letter-spacing: 2px;
  transition: color var(--transition-fast);
}

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

/* ============================================
   CONTACT SECTION
   ============================================ */
.contact {
  padding: var(--section-padding);
  position: relative;
}

.contact .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

.contact-info {
  padding-top: 20px;
}

.contact-info .section-subtitle {
  margin-bottom: 40px;
}

.contact-methods {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin-bottom: 40px;
}

.contact-method {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 20px 24px;
  background: var(--bg-glass);
  border: 1px solid var(--bg-glass-border);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
}

.contact-method:hover {
  background: var(--bg-glass-hover);
  border-color: rgba(26, 115, 232, 0.2);
  transform: translateX(8px);
}

.contact-method-icon {
  width: 48px;
  height: 48px;
  min-width: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  background: rgba(26, 115, 232, 0.1);
}

.contact-method h4 {
  font-size: 0.82rem;
  color: var(--text-muted);
  font-weight: 500;
  margin-bottom: 2px;
}

.contact-method p {
  font-size: 0.95rem;
  color: var(--text-primary);
  font-weight: 500;
}

/* Social Links */
.contact-socials {
  display: flex;
  gap: 12px;
}

.social-link {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-glass);
  border: 1px solid var(--bg-glass-border);
  color: var(--text-secondary);
  font-size: 1.1rem;
  transition: all var(--transition-base);
}

.social-link:hover {
  background: var(--accent-primary);
  border-color: var(--accent-primary);
  color: #fff;
  transform: translateY(-3px);
}

/* Contact Form */
.contact-form-wrapper {
  background: var(--bg-glass);
  border: 1px solid var(--bg-glass-border);
  border-radius: var(--radius-xl);
  padding: 44px;
  backdrop-filter: blur(20px);
}

.contact-form-title {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-accent);
  margin-bottom: 28px;
}

.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.form-input,
.form-textarea {
  width: 100%;
  padding: 14px 18px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--bg-glass-border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: all var(--transition-base);
  outline: none;
}

.form-input:focus,
.form-textarea:focus {
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px var(--accent-glow-primary);
  background: rgba(26, 115, 232, 0.03);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--text-muted);
}

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

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-submit {
  width: 100%;
  margin-top: 8px;
}

.form-message {
  margin-top: 12px;
  padding: 12px 18px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 500;
  display: none;
}

.form-message.success {
  display: block;
  background: rgba(41, 182, 246, 0.1);
  border: 1px solid rgba(41, 182, 246, 0.2);
  color: var(--accent-secondary);
}

.form-message.error {
  display: block;
  background: rgba(255, 107, 107, 0.1);
  border: 1px solid rgba(255, 107, 107, 0.2);
  color: #FF6B6B;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  padding: 48px 0 28px;
  border-top: 1px solid var(--bg-glass-border);
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-brand .nav-logo {
  margin-bottom: 16px;
}

.footer-brand p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 300px;
}

.footer-heading {
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-accent);
  margin-bottom: 20px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-link {
  font-size: 0.85rem;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.footer-link:hover {
  color: var(--accent-primary);
  transform: translateX(4px);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 28px;
  border-top: 1px solid var(--bg-glass-border);
}

.footer-copyright {
  font-size: 0.82rem;
  color: var(--text-muted);
}

.footer-bottom-links {
  display: flex;
  gap: 24px;
}

.footer-bottom-links a {
  font-size: 0.82rem;
  color: var(--text-muted);
}

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

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 1024px) {
  .hero .container {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-content {
    max-width: 100%;
  }

  .hero-description {
    margin: 0 auto 36px;
  }

  .hero-buttons {
    justify-content: center;
  }

  .hero-stats {
    justify-content: center;
  }

  .hero-visual {
    display: none;
  }

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

  .about .container {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .about-image-wrapper {
    order: -1;
    max-width: 500px;
    margin: 0 auto;
  }

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

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

  .contact .container {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .footer-content {
    grid-template-columns: 1fr 1fr;
    gap: 36px;
  }
}

@media (max-width: 768px) {
  :root {
    --section-padding: 72px 0;
  }

  .nav-logo .logo-img {
    height: 100px;
  }

  .navbar.scrolled .logo-img {
    height: 64px;
  }

  .hero {
    padding-top: 140px;
  }

  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: rgba(5, 10, 24, 0.97);
    backdrop-filter: blur(20px);
    flex-direction: column;
    justify-content: center;
    gap: 28px;
    padding: 40px;
    transition: right var(--transition-base);
    border-left: 1px solid var(--bg-glass-border);
  }

  [data-theme="light"] .nav-menu {
    background: rgba(245, 247, 250, 0.97);
  }

  .nav-menu.open {
    right: 0;
  }

  .nav-cta {
    margin-left: 0;
  }

  .nav-toggle {
    display: flex;
  }

  .nav-controls {
    margin-left: auto;
    margin-right: 12px;
  }

  .hero-title {
    font-size: clamp(1.6rem, 5vw, 2.2rem);
  }

  .hero-stats {
    flex-wrap: wrap;
    gap: 24px;
  }

  .stat-item {
    flex: 1 1 40%;
    text-align: center;
  }

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

  .about-features {
    grid-template-columns: 1fr;
  }

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

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

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

  .contact-form-wrapper {
    padding: 28px 24px;
  }

  .footer-content {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }

  .hero-buttons .btn {
    width: 100%;
  }

  .hero-stats {
    gap: 16px;
  }

  .stat-number {
    font-size: 1.5rem;
  }

  .partners-logos {
    gap: 28px;
  }
}

/* ============================================
   BACKGROUND DECORATIVE ELEMENTS
   ============================================ */
.section-glow {
  position: absolute;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  filter: blur(150px);
  opacity: 0.07;
  pointer-events: none;
}

/* Scrollbar Styling */
::-webkit-scrollbar {
  width: 8px;
}

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

::-webkit-scrollbar-thumb {
  background: var(--bg-tertiary);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--accent-primary);
}

/* ---- Light Mode Specific Overrides ---- */
[data-theme="light"] .hero-bg-canvas {
  opacity: 0.3;
}

[data-theme="light"] .contact-form-wrapper {
  background: rgba(255, 255, 255, 0.7);
  border-color: rgba(0, 0, 0, 0.08);
}

[data-theme="light"] .form-input,
[data-theme="light"] .form-textarea {
  background: rgba(0, 0, 0, 0.02);
  border-color: rgba(0, 0, 0, 0.1);
  color: var(--text-primary);
}

[data-theme="light"] .form-input:focus,
[data-theme="light"] .form-textarea:focus {
  background: rgba(26, 115, 232, 0.03);
}

[data-theme="light"] .form-input::placeholder,
[data-theme="light"] .form-textarea::placeholder {
  color: #B0B8C4;
}

[data-theme="light"] .social-link:hover {
  color: #fff;
}

[data-theme="light"] .nav-toggle span {
  background: var(--text-primary);
}

[data-theme="light"] .footer {
  background: #EEF1F6;
}

/* Light mode logo invert for dark logos */
[data-theme="light"] .logo-img {
  filter: none;
}

/* Footer logo in light mode */
.footer .logo-img {
  height: 120px;
}