/**
 * Innovera Solutions - Main Stylesheet
 * Modern, professional styling for enterprise consulting website
 * 
 * @author Patrick Aalders
 * @version 1.0.0
 */

/* ===== CSS CUSTOM PROPERTIES ===== */
:root {
  /* Innovera Brand Colors */
  --green: #008158;
  --green-light: #00a670;
  --green-dark: #006544;
  --yellow: #F2B134;
  --yellow-light: #f5c35c;
  --yellow-dark: #d99a1f;
  --blue: #0D2B3E;
  --blue-light: #1a4562;
  --blue-dark: #071a26;
  
  /* Semantic Colors */
  --primary: var(--green);
  --accent: var(--yellow);
  --text-primary: var(--blue);
  --text-secondary: #4a6274;
  --text-muted: #6b8294;
  
  /* Backgrounds */
  --bg-primary: #ffffff;
  --bg-secondary: #f8fafb;
  --bg-tertiary: #f0f4f6;
  --bg-card: #ffffff;
  --bg-gradient: linear-gradient(135deg, #f8fafb 0%, #e8f4f0 100%);
  
  /* Shadows & Effects */
  --shadow-sm: 0 1px 3px rgba(13, 43, 62, 0.08);
  --shadow-md: 0 4px 12px rgba(13, 43, 62, 0.1);
  --shadow-lg: 0 12px 40px rgba(13, 43, 62, 0.12);
  --shadow-xl: 0 20px 60px rgba(13, 43, 62, 0.15);
  --shadow-glow: 0 0 40px rgba(0, 129, 88, 0.15);
  
  /* Typography */
  --font-primary: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  
  /* Spacing */
  --section-padding: clamp(4rem, 10vw, 8rem);
  --container-width: 1200px;
  --border-radius: 16px;
  --border-radius-lg: 24px;
  
  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===== DARK MODE ===== */
[data-theme="dark"] {
  /* Backgrounds */
  --bg-primary: #0a1520;
  --bg-secondary: #0f1f2e;
  --bg-tertiary: #152838;
  --bg-card: #12232f;
  --bg-gradient: linear-gradient(135deg, #0a1520 0%, #0f2620 100%);
  
  /* Text Colors */
  --text-primary: #e8eef3;
  --text-secondary: #a0b4c4;
  --text-muted: #6b8294;
  
  /* Brand colors slightly adjusted for dark mode contrast */
  --green-light: #00c98a;
  --yellow-light: #ffc94d;
  
  /* Shadows adjusted for dark mode */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.5);
  --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.6);
  --shadow-glow: 0 0 40px rgba(0, 129, 88, 0.25);
}

/* ===== RESET & BASE ===== */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: var(--font-primary);
  font-size: 16px;
  line-height: 1.7;
  color: var(--text-primary);
  background: var(--bg-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

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

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

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4 {
  font-weight: 700;
  line-height: 1.2;
  color: var(--text-primary);
}

h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  letter-spacing: -0.01em;
}

h3 {
  font-size: clamp(1.25rem, 2vw, 1.5rem);
}

p {
  color: var(--text-secondary);
  font-size: 1.0625rem;
  line-height: 1.8;
}

/* ===== UTILITIES ===== */
.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 clamp(1.5rem, 5vw, 3rem);
}

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

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 4rem;
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--primary);
  margin-bottom: 1rem;
}

.section-label::before {
  content: '';
  width: 24px;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
}

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

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

/* Animated gradient text */
.gradient-text {
  background: linear-gradient(135deg, var(--green) 0%, var(--green-light) 50%, var(--yellow) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 1.75rem;
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: 50px;
  transition: var(--transition-base);
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: var(--primary);
  color: white;
  box-shadow: 0 4px 20px rgba(0, 129, 88, 0.3);
}

.btn-primary:hover {
  background: var(--green-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0, 129, 88, 0.4);
}

.btn-secondary {
  background: transparent;
  color: var(--text-primary);
  border: 2px solid var(--bg-tertiary);
}

.btn-secondary:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: rgba(0, 129, 88, 0.05);
}

.btn svg {
  width: 18px;
  height: 18px;
  transition: transform var(--transition-fast);
}

.btn:hover svg {
  transform: translateX(3px);
}

/* ===== HEADER ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 1rem 0;
  transition: var(--transition-base);
}

.header.scrolled {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  box-shadow: var(--shadow-md);
  padding: 0.75rem 0;
}

[data-theme="dark"] .header.scrolled {
  background: rgba(10, 21, 32, 0.95);
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo img {
  height: 44px;
  width: auto;
  transition: var(--transition-base);
}

.header.scrolled .logo img {
  height: 36px;
}

/* Logo theme switching */
.logo-dark {
  display: none;
}

[data-theme="dark"] .logo-light {
  display: none;
}

[data-theme="dark"] .logo-dark {
  display: block;
}

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

.nav-links {
  display: flex;
  gap: 0.5rem;
  list-style: none;
}

.nav-link {
  padding: 0.5rem 1rem;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: 8px;
  transition: var(--transition-fast);
  position: relative;
}

.nav-link:hover {
  color: var(--text-primary);
  background: var(--bg-tertiary);
}

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

.nav-cta {
  padding: 0.625rem 1.25rem;
  font-size: 0.875rem;
}

/* Mobile menu toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  z-index: 1001;
}

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

/* ===== THEME TOGGLE ===== */
.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--bg-tertiary);
  color: var(--text-secondary);
  transition: var(--transition-base);
  cursor: pointer;
  border: none;
}

.theme-toggle:hover {
  background: var(--bg-card);
  color: var(--text-primary);
  box-shadow: var(--shadow-md);
}

.theme-toggle svg {
  width: 20px;
  height: 20px;
  transition: var(--transition-base);
}

.theme-toggle .icon-sun {
  display: none;
}

.theme-toggle .icon-moon {
  display: block;
}

[data-theme="dark"] .theme-toggle .icon-sun {
  display: block;
}

[data-theme="dark"] .theme-toggle .icon-moon {
  display: none;
}

/* Smooth theme transition for all elements */
body,
.header,
.service-card,
.step-card,
.about-image-main,
.contact-card {
  transition: background-color var(--transition-base), 
              color var(--transition-base),
              border-color var(--transition-base),
              box-shadow var(--transition-base);
}

/* ===== HERO SECTION ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  background: var(--bg-gradient);
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 80%;
  height: 150%;
  background: radial-gradient(ellipse, rgba(0, 129, 88, 0.08) 0%, transparent 70%);
  animation: pulse 8s ease-in-out infinite;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 60%;
  height: 100%;
  background: radial-gradient(ellipse, rgba(242, 177, 52, 0.06) 0%, transparent 70%);
  animation: pulse 10s ease-in-out infinite reverse;
}

@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.1); opacity: 0.8; }
}

/* Floating shapes */
.hero-shapes {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.shape {
  position: absolute;
  border-radius: 50%;
  opacity: 0.5;
}

.shape-1 {
  width: 300px;
  height: 300px;
  top: 10%;
  right: 5%;
  background: linear-gradient(135deg, rgba(0, 129, 88, 0.1) 0%, transparent 70%);
  animation: float 20s ease-in-out infinite;
}

.shape-2 {
  width: 200px;
  height: 200px;
  bottom: 20%;
  left: 10%;
  background: linear-gradient(135deg, rgba(242, 177, 52, 0.08) 0%, transparent 70%);
  animation: float 15s ease-in-out infinite reverse;
}

.shape-3 {
  width: 150px;
  height: 150px;
  top: 60%;
  right: 25%;
  background: linear-gradient(135deg, rgba(13, 43, 62, 0.05) 0%, transparent 70%);
  animation: float 18s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  33% { transform: translateY(-20px) rotate(5deg); }
  66% { transform: translateY(10px) rotate(-3deg); }
}

.hero-content {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  padding-top: 6rem;
}

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

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: rgba(0, 129, 88, 0.1);
  border-radius: 50px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--primary);
  margin-bottom: 1.5rem;
  animation: fadeInUp 0.6s ease-out;
}

.hero-badge .dot {
  width: 8px;
  height: 8px;
  background: var(--primary);
  border-radius: 50%;
  animation: blink 2s ease-in-out infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.hero h1 {
  margin-bottom: 1.5rem;
  animation: fadeInUp 0.6s ease-out 0.1s backwards;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: 2rem;
  animation: fadeInUp 0.6s ease-out 0.2s backwards;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  animation: fadeInUp 0.6s ease-out 0.3s backwards;
}

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

.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  animation: fadeIn 1s ease-out 0.4s backwards;
}

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

.hero-image-wrapper {
  position: relative;
  width: 380px;
  height: 380px;
}

.hero-image-bg {
  position: absolute;
  inset: -20px;
  background: linear-gradient(135deg, var(--green) 0%, var(--green-light) 100%);
  border-radius: 50%;
  opacity: 0.1;
  animation: rotate 30s linear infinite;
}

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

.hero-image-ring {
  position: absolute;
  inset: -10px;
  border: 2px dashed rgba(0, 129, 88, 0.2);
  border-radius: 50%;
  animation: rotate 40s linear infinite reverse;
}

.hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
  border: 4px solid white;
  box-shadow: var(--shadow-xl);
  position: relative;
  z-index: 1;
}

/* Floating cards around image */
.float-card {
  position: absolute;
  background: white;
  border-radius: var(--border-radius);
  padding: 1rem 1.25rem;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.875rem;
  font-weight: 500;
  z-index: 2;
  animation: floatCard 6s ease-in-out infinite;
}

.float-card-icon {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.125rem;
}

.float-card-1 {
  top: -10%;
  right: -10%;
  animation-delay: 0s;
}

.float-card-1 .float-card-icon {
  background: rgba(0, 129, 88, 0.1);
  color: var(--green);
}

.float-card-2 {
  bottom: 15%;
  left: -15%;
  animation-delay: -2s;
}

.float-card-2 .float-card-icon {
  background: rgba(242, 177, 52, 0.15);
  color: var(--yellow-dark);
}

.float-card-3 {
  bottom: 35%;
  right: -20%;
  animation-delay: -4s;
}

.float-card-3 .float-card-icon {
  background: rgba(13, 43, 62, 0.1);
  color: var(--blue);
}

@keyframes floatCard {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

/* Dark mode float cards */
[data-theme="dark"] .float-card {
  background: var(--bg-card);
  color: var(--text-primary);
}

/* ===== ABOUT SECTION ===== */
.about {
  background: var(--bg-primary);
  position: relative;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 5rem;
  align-items: center;
}

.about-image {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.about-image-main {
  background: var(--bg-primary);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-lg);
  position: relative;
  z-index: 1;
  padding: 1rem;
  max-width: 480px;
  border: 1px solid var(--bg-tertiary);
}

.about-image::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 90%;
  height: 90%;
  background: linear-gradient(135deg, var(--green) 0%, var(--green-light) 100%);
  border-radius: 50%;
  opacity: 0.08;
  z-index: 0;
  filter: blur(40px);
}

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

.about-content p {
  margin-bottom: 1.25rem;
}

.about-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 2.5rem;
  padding-top: 2.5rem;
  border-top: 1px solid var(--bg-tertiary);
}

.stat {
  text-align: center;
}

.stat-value {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1;
  margin-bottom: 0.5rem;
}

.stat-label {
  font-size: 0.875rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* ===== SERVICES SECTION ===== */
.services {
  background: var(--bg-secondary);
  position: relative;
}

.services::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--bg-tertiary), transparent);
}

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

.service-card {
  background: var(--bg-card);
  border-radius: var(--border-radius-lg);
  padding: 2rem;
  position: relative;
  overflow: hidden;
  transition: var(--transition-base);
  border: 1px solid transparent;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--green), var(--yellow));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-base);
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(0, 129, 88, 0.1);
}

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

.service-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  font-size: 1.5rem;
  background: linear-gradient(135deg, rgba(0, 129, 88, 0.1) 0%, rgba(0, 129, 88, 0.05) 100%);
  color: var(--primary);
  transition: var(--transition-base);
}

.service-card:hover .service-icon {
  background: linear-gradient(135deg, var(--green) 0%, var(--green-light) 100%);
  color: white;
  transform: scale(1.1);
}

.service-card h3 {
  margin-bottom: 0.75rem;
  transition: var(--transition-fast);
}

.service-card:hover h3 {
  color: var(--primary);
}

.service-card p {
  font-size: 0.9375rem;
  margin-bottom: 1.25rem;
}

.service-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--primary);
  opacity: 0;
  transform: translateX(-10px);
  transition: var(--transition-base);
}

.service-card:hover .service-link {
  opacity: 1;
  transform: translateX(0);
}

.service-link svg {
  width: 16px;
  height: 16px;
  transition: transform var(--transition-fast);
}

.service-link:hover svg {
  transform: translateX(4px);
}

/* ===== APPROACH/WERKWIJZE SECTION ===== */
.approach {
  background: var(--bg-primary);
  position: relative;
  overflow: hidden;
}

.approach-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}

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

.approach-content > p {
  margin-bottom: 2rem;
}

.approach-steps {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.approach-step {
  display: flex;
  gap: 1.25rem;
  padding: 1.5rem;
  background: var(--bg-secondary);
  border-radius: var(--border-radius);
  transition: var(--transition-base);
  border: 1px solid transparent;
}

.approach-step:hover {
  background: white;
  box-shadow: var(--shadow-md);
  border-color: rgba(0, 129, 88, 0.1);
  transform: translateX(8px);
}

.step-number {
  width: 40px;
  height: 40px;
  min-width: 40px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--green) 0%, var(--green-light) 100%);
  color: white;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
}

.step-content h4 {
  font-size: 1rem;
  margin-bottom: 0.375rem;
  color: var(--text-primary);
}

.step-content p {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin: 0;
}

.approach-visual {
  position: relative;
  height: 500px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.approach-circle {
  position: absolute;
  border-radius: 50%;
  border: 2px dashed rgba(0, 129, 88, 0.15);
}

[data-theme="dark"] .approach-circle {
  border-color: rgba(0, 201, 138, 0.35);
}

.approach-circle-1 {
  width: 400px;
  height: 400px;
  animation: rotate 60s linear infinite;
}

.approach-circle-2 {
  width: 300px;
  height: 300px;
  animation: rotate 45s linear infinite reverse;
}

.approach-circle-3 {
  width: 200px;
  height: 200px;
  animation: rotate 30s linear infinite;
}

.approach-center {
  position: absolute;
  width: 120px;
  height: 120px;
  background: linear-gradient(135deg, var(--green) 0%, var(--green-light) 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 2.5rem;
  box-shadow: var(--shadow-glow);
}

.orbit-item {
  position: absolute;
  width: 60px;
  height: 60px;
  background: white;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  box-shadow: var(--shadow-md);
  animation: floatCard 4s ease-in-out infinite;
}

[data-theme="dark"] .orbit-item {
  background: var(--bg-card);
}

.orbit-item:nth-child(1) { top: 5%; left: 50%; animation-delay: 0s; }
.orbit-item:nth-child(2) { top: 25%; right: 5%; animation-delay: -1s; }
.orbit-item:nth-child(3) { bottom: 25%; right: 10%; animation-delay: -2s; }
.orbit-item:nth-child(4) { bottom: 5%; left: 50%; animation-delay: -3s; }
.orbit-item:nth-child(5) { top: 25%; left: 5%; animation-delay: -2.5s; }
.orbit-item:nth-child(6) { bottom: 25%; left: 10%; animation-delay: -1.5s; }

/* ===== CONTACT SECTION ===== */
.contact {
  background: linear-gradient(135deg, var(--blue) 0%, var(--blue-light) 100%);
  color: white;
  position: relative;
  overflow: hidden;
}

.contact::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 80%;
  height: 150%;
  background: radial-gradient(ellipse, rgba(0, 129, 88, 0.2) 0%, transparent 70%);
}

.contact .container {
  position: relative;
  z-index: 1;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 4rem;
  align-items: center;
}

.contact-content h2 {
  color: white;
  margin-bottom: 1rem;
}

.contact-content > p {
  color: rgba(255, 255, 255, 0.8);
  font-size: 1.125rem;
  margin-bottom: 2rem;
}

.contact-methods {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.contact-method {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.5rem;
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--border-radius);
  transition: var(--transition-base);
  text-decoration: none;
  color: white;
}

.contact-method:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: translateX(8px);
}

.contact-method-icon {
  width: 48px;
  height: 48px;
  background: rgba(255, 255, 255, 0.15);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
}

.contact-method-text {
  flex: 1;
}

.contact-method-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  opacity: 0.7;
  margin-bottom: 0.25rem;
}

.contact-method-value {
  font-weight: 600;
  font-size: 1rem;
}

.contact-card {
  background: white;
  border-radius: var(--border-radius-lg);
  padding: 2.5rem;
  text-align: center;
  box-shadow: var(--shadow-xl);
}

.contact-card-logo {
  width: 140px;
  margin: 0 auto 1.5rem;
}

.contact-card h3 {
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

[data-theme="dark"] .contact-card h3 {
  color: var(--blue);
}

.contact-card p {
  color: var(--text-muted);
  font-size: 0.9375rem;
  margin-bottom: 1.5rem;
}

.social-links {
  display: flex;
  justify-content: center;
  gap: 0.75rem;
}

.social-link {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--bg-tertiary);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-base);
  color: var(--text-secondary);
}

.social-link:hover {
  background: var(--primary);
  color: white;
  transform: translateY(-3px);
}

.social-link svg {
  width: 20px;
  height: 20px;
}

/* ===== FOOTER ===== */
.footer {
  background: var(--blue-dark);
  color: rgba(255, 255, 255, 0.7);
  padding: 2rem 0;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.footer-logo img {
  height: 40px;
  width: auto;
}

.footer-info {
  font-size: 0.875rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
  justify-content: center;
}

.footer-info span {
  white-space: nowrap;
}

.footer-copy {
  font-size: 0.8125rem;
  opacity: 0.6;
}

/* ===== SCROLL ANIMATIONS ===== */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal.visible {
  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; }
.reveal-delay-5 { transition-delay: 0.5s; }

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 3rem;
  }

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

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

  .hero-visual {
    order: -1;
  }

  .hero-image-wrapper {
    width: 300px;
    height: 300px;
  }

  .float-card {
    display: none;
  }

  .about-grid,
  .approach-grid,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .about-image {
    max-width: 400px;
    margin: 0 auto;
  }

  .approach-visual {
    height: 400px;
  }
}

@media (max-width: 768px) {
  .header .nav-links {
    display: none;
  }

  .menu-toggle {
    display: flex;
  }

  .nav-cta {
    display: none;
  }

  .theme-toggle {
    width: 40px;
    height: 40px;
  }

  /* Mobile menu */
  .nav-links.active {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    padding: 6rem 2rem 2rem;
    z-index: 999;
    gap: 0.5rem;
  }

  [data-theme="dark"] .nav-links.active {
    background: rgba(10, 21, 32, 0.98);
  }

  .nav-links.active .nav-link {
    font-size: 1.25rem;
    padding: 1rem;
    text-align: center;
  }

  .hero-image-wrapper {
    width: 250px;
    height: 250px;
  }

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

  .about-stats {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .stat {
    display: flex;
    align-items: center;
    gap: 1rem;
    text-align: left;
  }

  .stat-value {
    font-size: 2rem;
    min-width: 80px;
  }

  .approach-visual {
    display: none;
  }

  .contact-card {
    padding: 2rem 1.5rem;
  }

  .footer-inner {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .hero-badge {
    font-size: 0.75rem;
  }

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

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

  .contact-method {
    padding: 0.875rem 1rem;
  }

  .contact-method-icon {
    width: 40px;
    height: 40px;
  }
}