/* ======================================================
   EVREKA EDU - Ultra Modern Corporate Design System
   ====================================================== */

/* === Google Fonts === */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Space+Grotesk:wght@400;500;600;700&display=swap');

/* === CSS Custom Properties === */
:root {
  /* Primary Palette */
  --primary-50: #f5f0ff;
  --primary-100: #ede5ff;
  --primary-200: #daccff;
  --primary-300: #c4a8ff;
  --primary-400: #a97aff;
  --primary-500: #8b5cf6;
  --primary-600: #7c3aed;
  --primary-700: #6d28d9;
  --primary-800: #5b21b6;
  --primary-900: #4c1d95;

  /* Accent */
  --accent-400: #facc15;
  --accent-500: #eab308;

  /* Surfaces */
  --surface-950: #09090b;
  --surface-900: #0f0f14;
  --surface-850: #131318;
  --surface-800: #18181b;
  --surface-700: #27272a;
  --surface-600: #3f3f46;
  --surface-500: #71717a;
  --surface-400: #a1a1aa;
  --surface-300: #d4d4d8;
  --surface-200: #e4e4e7;
  --surface-100: #f4f4f5;
  --surface-50: #fafafa;

  /* Semantic */
  --success: #10b981;
  --warning: #f59e0b;
  --error: #ef4444;
  --info: #3b82f6;

  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #7c3aed 0%, #a855f7 50%, #c084fc 100%);
  --gradient-hero: linear-gradient(160deg, #0f0f14 0%, #1a0a2e 40%, #0f0f14 100%);
  --gradient-card: linear-gradient(145deg, rgba(139, 92, 246, 0.08) 0%, rgba(168, 85, 247, 0.02) 100%);
  --gradient-glow: radial-gradient(ellipse at 50% 0%, rgba(139, 92, 246, 0.15) 0%, transparent 70%);
  --gradient-cta: linear-gradient(135deg, #7c3aed 0%, #6d28d9 100%);

  /* Glass */
  --glass-bg: rgba(255, 255, 255, 0.04);
  --glass-border: rgba(255, 255, 255, 0.08);
  --glass-bg-hover: rgba(255, 255, 255, 0.07);

  /* Typography */
  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;

  /* Spacing */
  --section-padding: 120px 0;
  --container-max: 1280px;

  /* Borders */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-2xl: 32px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.4);
  --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 40px rgba(139, 92, 246, 0.3);
  --shadow-glow-sm: 0 0 20px rgba(139, 92, 246, 0.15);

  /* Transitions */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --duration-fast: 200ms;
  --duration-normal: 350ms;
  --duration-slow: 500ms;
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scroll-padding-top: 80px;
}

body {
  font-family: var(--font-body);
  background-color: var(--surface-950);
  color: var(--surface-300);
  line-height: 1.7;
  font-size: 16px;
  overflow-x: hidden;
}

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

ul {
  list-style: none;
}

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

button {
  cursor: pointer;
  border: none;
  font-family: var(--font-body);
  font-weight: 600;
}

::selection {
  background: var(--primary-600);
  color: white;
}

/* === Container === */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}

@media (min-width: 768px) {
  .container {
    padding: 0 40px;
  }
}

@media (min-width: 1024px) {
  .container {
    padding: 0 60px;
  }
}

/* === Animated Background Orbs (global) === */
body::before {
  content: '';
  position: fixed;
  top: -30%;
  left: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(139, 92, 246, 0.06) 0%, transparent 70%);
  border-radius: 50%;
  animation: floatOrb 20s ease-in-out infinite;
  pointer-events: none;
  z-index: 0;
}

body::after {
  content: '';
  position: fixed;
  bottom: -20%;
  right: -20%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(168, 85, 247, 0.05) 0%, transparent 70%);
  border-radius: 50%;
  animation: floatOrb 25s ease-in-out infinite reverse;
  pointer-events: none;
  z-index: 0;
}

@keyframes floatOrb {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(60px, -40px) scale(1.1); }
  66% { transform: translate(-40px, 30px) scale(0.95); }
}

/* ======================================================
   HEADER / NAVIGATION
   ====================================================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 0 0;
  transition: all var(--duration-normal) var(--ease-out);
  background: rgba(9, 9, 11, 0.6);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--glass-border);
}

.header.scrolled {
  background: rgba(9, 9, 11, 0.85);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  z-index: 1001;
}

.logo img {
  height: 40px;
  width: auto;
  filter: brightness(1.1);
  transition: transform var(--duration-normal) var(--ease-spring);
}

.logo:hover img {
  transform: scale(1.05);
}

/* Mobile menu toggle */
.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 40px;
  height: 40px;
  background: transparent;
  border: none;
  cursor: pointer;
  gap: 5px;
  z-index: 1001;
  padding: 0;
}

.mobile-menu-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--surface-300);
  border-radius: 2px;
  transition: all var(--duration-normal) var(--ease-out);
}

.mobile-menu-toggle.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

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

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

/* Navigation */
.nav .nav-list {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav .nav-list a {
  display: block;
  padding: 8px 16px;
  font-size: 14px;
  font-weight: 500;
  color: var(--surface-400);
  border-radius: var(--radius-sm);
  transition: all var(--duration-fast) var(--ease-out);
  position: relative;
  letter-spacing: 0.01em;
}

.nav .nav-list a::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 50%;
  transform: translateX(-50%) scaleX(0);
  width: 20px;
  height: 2px;
  background: var(--gradient-primary);
  border-radius: 1px;
  transition: transform var(--duration-normal) var(--ease-out);
}

.nav .nav-list a:hover,
.nav .nav-list a.active {
  color: white;
}

.nav .nav-list a:hover::after,
.nav .nav-list a.active::after {
  transform: translateX(-50%) scaleX(1);
}

/* === Buttons === */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  background: var(--gradient-primary);
  color: white;
  font-size: 14px;
  font-weight: 600;
  border-radius: var(--radius-full);
  letter-spacing: 0.02em;
  transition: all var(--duration-normal) var(--ease-out);
  position: relative;
  overflow: hidden;
  border: none;
}

.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.15) 0%, transparent 50%);
  opacity: 0;
  transition: opacity var(--duration-normal) var(--ease-out);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow), var(--shadow-md);
}

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

.btn-primary:active {
  transform: translateY(0);
}

.btn-primary.btn-large {
  padding: 16px 40px;
  font-size: 16px;
  border-radius: var(--radius-full);
}

.btn-primary.btn-white {
  background: white;
  color: var(--primary-700);
}

.btn-primary.btn-white:hover {
  background: var(--surface-100);
  box-shadow: 0 0 30px rgba(255, 255, 255, 0.2), var(--shadow-md);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  background: transparent;
  color: var(--primary-400);
  font-size: 14px;
  font-weight: 600;
  border-radius: var(--radius-full);
  border: 1.5px solid var(--primary-500);
  letter-spacing: 0.02em;
  transition: all var(--duration-normal) var(--ease-out);
}

.btn-secondary:hover {
  background: rgba(139, 92, 246, 0.1);
  border-color: var(--primary-400);
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow-sm);
}

/* ======================================================
   HERO SECTION
   ====================================================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 0 80px;
  background: var(--gradient-hero);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--gradient-glow);
  pointer-events: none;
}

/* Grid pattern overlay */
.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(rgba(139, 92, 246, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(139, 92, 246, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
}

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

.hero-text {
  animation: fadeInUp 0.8s var(--ease-out) both;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: rgba(139, 92, 246, 0.12);
  border: 1px solid rgba(139, 92, 246, 0.2);
  border-radius: var(--radius-full);
  font-size: 13px;
  font-weight: 500;
  color: var(--primary-300);
  margin-bottom: 24px;
  letter-spacing: 0.05em;
}

.hero-badge .badge-dot {
  width: 6px;
  height: 6px;
  background: var(--primary-400);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

.hero-text h1 {
  font-family: var(--font-display);
  font-size: clamp(36px, 5vw, 64px);
  font-weight: 800;
  line-height: 1.1;
  color: white;
  margin-bottom: 16px;
  letter-spacing: -0.03em;
}

.hero-text h1 .gradient-text {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-text h2 {
  font-family: var(--font-display);
  font-size: clamp(20px, 2.5vw, 28px);
  font-weight: 500;
  color: var(--primary-300);
  margin-bottom: 20px;
  letter-spacing: -0.01em;
}

.hero-text h3 {
  font-size: 17px;
  font-weight: 400;
  color: var(--surface-400);
  line-height: 1.8;
  max-width: 520px;
  margin-bottom: 36px;
}

.hero-buttons {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-image {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
  animation: fadeInUp 0.8s var(--ease-out) 0.2s both;
}

.image-wrapper {
  position: relative;
  width: 100%;
  max-width: 480px;
}

.image-wrapper img {
  width: 100%;
  height: auto;
  position: relative;
  z-index: 2;
  filter: drop-shadow(0 0 60px rgba(139, 92, 246, 0.2));
  animation: float 6s ease-in-out infinite;
}

.image-wrapper::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 80%;
  height: 80%;
  background: radial-gradient(circle, rgba(139, 92, 246, 0.15) 0%, transparent 70%);
  border-radius: 50%;
  z-index: 1;
  animation: pulseGlow 4s ease-in-out infinite;
}

/* Decorative ring */
.image-wrapper::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 90%;
  height: 90%;
  border: 1px solid rgba(139, 92, 246, 0.1);
  border-radius: 50%;
  z-index: 1;
  animation: spinSlow 20s linear infinite;
}

/* Stats bar under hero */
.hero-stats {
  display: flex;
  gap: 40px;
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--glass-border);
}

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

.hero-stat .stat-number {
  font-family: var(--font-display);
  font-size: 32px;
  font-weight: 700;
  color: white;
  line-height: 1;
  margin-bottom: 4px;
}

.hero-stat .stat-number .stat-suffix {
  color: var(--primary-400);
  font-size: 24px;
}

.hero-stat .stat-label {
  font-size: 13px;
  color: var(--surface-500);
  font-weight: 500;
}

/* ======================================================
   SECTION HEADERS
   ====================================================== */
.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 64px;
}

.section-header .section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--primary-400);
  margin-bottom: 16px;
}

.section-header .section-label::before,
.section-header .section-label::after {
  content: '';
  width: 20px;
  height: 1px;
  background: var(--primary-600);
}

.section-header h2 {
  font-family: var(--font-display);
  font-size: clamp(28px, 3.5vw, 42px);
  font-weight: 700;
  color: white;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.section-header h2 .highlight {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-header p {
  font-size: 17px;
  color: var(--surface-400);
  line-height: 1.7;
}

/* ======================================================
   PROCESS / WHY CHOOSE US
   ====================================================== */
.why-choose-us {
  padding: var(--section-padding);
  position: relative;
  z-index: 1;
}

.feature-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.feature-card {
  position: relative;
  padding: 36px 28px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  transition: all var(--duration-normal) var(--ease-out);
  overflow: hidden;
  text-align: center;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60%;
  height: 1px;
  background: var(--gradient-primary);
  opacity: 0;
  transition: opacity var(--duration-normal) var(--ease-out);
}

.feature-card:hover {
  background: var(--glass-bg-hover);
  border-color: rgba(139, 92, 246, 0.15);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow-sm);
}

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

/* Step number */
.feature-card .step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: rgba(139, 92, 246, 0.12);
  border: 1px solid rgba(139, 92, 246, 0.2);
  border-radius: var(--radius-full);
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 700;
  color: var(--primary-400);
  margin-bottom: 20px;
}

.feature-card .feature-icon {
  margin-bottom: 20px;
  display: flex;
  justify-content: center;
}

.feature-card .feature-icon svg {
  width: 56px;
  height: 56px;
}

.feature-card .feature-icon svg circle {
  fill: rgba(139, 92, 246, 0.1);
  transition: fill var(--duration-normal) var(--ease-out);
}

.feature-card:hover .feature-icon svg circle {
  fill: rgba(139, 92, 246, 0.2);
}

.feature-card h3 {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 600;
  color: white;
  margin-bottom: 10px;
}

.feature-card p {
  font-size: 14px;
  color: var(--surface-400);
  line-height: 1.6;
}

/* Connector lines between cards */
.feature-cards .connector {
  display: none; /* shown via pseudo-elements in desktop */
}

/* ======================================================
   DETAILED FEATURE (Dijital Dönüşüm)
   ====================================================== */
.detailed-feature {
  padding: var(--section-padding);
  position: relative;
  z-index: 1;
  overflow: hidden;
}

.feature-detail-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.feature-image {
  position: relative;
  border-radius: var(--radius-2xl);
  overflow: hidden;
}

.feature-image img {
  width: 100%;
  height: 450px;
  object-fit: cover;
  border-radius: var(--radius-2xl);
  transition: transform var(--duration-slow) var(--ease-out);
}

.feature-image:hover img {
  transform: scale(1.03);
}

.feature-image::after {
  content: '';
  position: absolute;
  inset: 0;
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-2xl);
  pointer-events: none;
}

.feature-text h3 {
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--primary-400);
  margin-bottom: 16px;
}

.feature-text > p {
  font-size: 17px;
  color: var(--surface-400);
  line-height: 1.8;
  margin-bottom: 32px;
}

.feature-list {
  list-style: none;
  margin-bottom: 36px;
}

.feature-list li {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 0;
  font-size: 15px;
  color: var(--surface-300);
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.feature-list li:last-child {
  border-bottom: none;
}

.feature-list li svg circle {
  fill: var(--primary-600);
}

/* ======================================================
   TESTIMONIALS
   ====================================================== */
.testimonials {
  padding: var(--section-padding);
  position: relative;
  z-index: 1;
  background: linear-gradient(180deg, transparent 0%, rgba(139, 92, 246, 0.03) 50%, transparent 100%);
}

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

.testimonial-card {
  padding: 36px 32px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  transition: all var(--duration-normal) var(--ease-out);
  position: relative;
  overflow: hidden;
}

.testimonial-card::before {
  content: '"';
  position: absolute;
  top: 16px;
  right: 24px;
  font-family: var(--font-display);
  font-size: 80px;
  font-weight: 800;
  color: rgba(139, 92, 246, 0.06);
  line-height: 1;
  pointer-events: none;
}

.testimonial-card:hover {
  background: var(--glass-bg-hover);
  border-color: rgba(139, 92, 246, 0.12);
  transform: translateY(-4px);
}

.testimonial-card .stars {
  display: flex;
  gap: 4px;
  margin-bottom: 20px;
}

.testimonial-card .stars svg {
  width: 18px;
  height: 18px;
  filter: drop-shadow(0 0 4px rgba(251, 191, 36, 0.3));
}

.testimonial-card > p {
  font-size: 15px;
  color: var(--surface-300);
  line-height: 1.8;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--glass-border);
}

.testimonial-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: white;
  font-size: 16px;
}

.testimonial-author-info .author-name {
  font-size: 14px;
  font-weight: 600;
  color: white;
}

.testimonial-author-info .author-title {
  font-size: 12px;
  color: var(--surface-500);
}

/* ======================================================
   SERVICES
   ====================================================== */
.services {
  padding: var(--section-padding);
  position: relative;
  z-index: 1;
}

.services-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}

.services-text {
  position: sticky;
  top: 120px;
}

.services-text h3 {
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--primary-400);
  margin-bottom: 16px;
}

.services-text h2 {
  font-family: var(--font-display);
  font-size: clamp(28px, 3vw, 38px);
  font-weight: 700;
  color: white;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
}

.services-text > p {
  font-size: 16px;
  color: var(--surface-400);
  line-height: 1.8;
  margin-bottom: 32px;
}

.services-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.service-card {
  padding: 32px 24px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  transition: all var(--duration-normal) var(--ease-out);
  position: relative;
  overflow: hidden;
}

.service-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient-primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--duration-normal) var(--ease-out);
}

.service-card:hover {
  background: var(--glass-bg-hover);
  border-color: rgba(139, 92, 246, 0.12);
  transform: translateY(-4px);
}

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

.service-icon {
  margin-bottom: 20px;
}

.service-icon svg {
  width: 48px;
  height: 48px;
  filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.2));
}

.service-card h4 {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 600;
  color: white;
  margin-bottom: 14px;
}

.service-card ul {
  list-style: none;
}

.service-card ul li {
  position: relative;
  padding: 5px 0 5px 18px;
  font-size: 14px;
  color: var(--surface-400);
  line-height: 1.6;
}

.service-card ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 12px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--primary-500);
  opacity: 0.6;
}

/* ======================================================
   WHAT MAKES US DIFFERENT
   ====================================================== */
.what-makes-different {
  padding: var(--section-padding);
  position: relative;
  z-index: 1;
}

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

.different-images {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.different-image-top img {
  width: 100%;
  height: 280px;
  object-fit: cover;
  border-radius: var(--radius-2xl);
  border: 1px solid var(--glass-border);
  transition: transform var(--duration-slow) var(--ease-out);
}

.different-image-top:hover img {
  transform: scale(1.02);
}

.different-images-bottom {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.different-images-bottom img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: var(--radius-xl);
  border: 1px solid var(--glass-border);
  transition: transform var(--duration-slow) var(--ease-out);
}

.different-images-bottom div:hover img {
  transform: scale(1.02);
}

.different-text h3 {
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--primary-400);
  margin-bottom: 16px;
}

.different-text h2 {
  font-family: var(--font-display);
  font-size: clamp(28px, 3vw, 38px);
  font-weight: 700;
  color: white;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 36px;
}

.different-points {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.different-point {
  padding: 20px 24px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  transition: all var(--duration-normal) var(--ease-out);
  position: relative;
  padding-left: 32px;
}

.different-point::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--gradient-primary);
  border-radius: 3px;
  opacity: 0;
  transition: opacity var(--duration-normal) var(--ease-out);
}

.different-point:hover {
  background: var(--glass-bg-hover);
  border-color: rgba(139, 92, 246, 0.12);
}

.different-point:hover::before {
  opacity: 1;
}

.different-point h4 {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 600;
  color: white;
  margin-bottom: 6px;
}

.different-point p {
  font-size: 14px;
  color: var(--surface-400);
  line-height: 1.6;
}

/* ======================================================
   PRICING
   ====================================================== */
.pricing {
  padding: var(--section-padding);
  position: relative;
  z-index: 1;
  background: linear-gradient(180deg, transparent 0%, rgba(139, 92, 246, 0.03) 50%, transparent 100%);
}

.pricing-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  align-items: stretch;
}

.pricing-card {
  position: relative;
  padding: 40px 32px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-2xl);
  transition: all var(--duration-normal) var(--ease-out);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.pricing-card:hover {
  transform: translateY(-4px);
  border-color: rgba(139, 92, 246, 0.15);
}

.pricing-card.featured {
  background: linear-gradient(145deg, rgba(139, 92, 246, 0.12) 0%, rgba(168, 85, 247, 0.04) 100%);
  border-color: rgba(139, 92, 246, 0.25);
  transform: scale(1.02);
}

.pricing-card.featured:hover {
  transform: scale(1.02) translateY(-4px);
  box-shadow: var(--shadow-glow);
}

.featured-badge {
  position: absolute;
  top: 20px;
  right: 20px;
  padding: 4px 14px;
  background: var(--gradient-primary);
  color: white;
  font-size: 12px;
  font-weight: 600;
  border-radius: var(--radius-full);
  letter-spacing: 0.05em;
}

.pricing-card h3 {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 600;
  color: white;
  margin-bottom: 20px;
}

.price {
  display: flex;
  align-items: baseline;
  gap: 2px;
  margin-bottom: 28px;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--glass-border);
}

.price .currency {
  font-size: 22px;
  font-weight: 600;
  color: var(--surface-400);
  align-self: flex-start;
  margin-top: 8px;
}

.price .amount {
  font-family: var(--font-display);
  font-size: 56px;
  font-weight: 800;
  color: white;
  line-height: 1;
  letter-spacing: -0.03em;
}

.price .period {
  font-size: 15px;
  color: var(--surface-500);
  margin-left: 4px;
}

.pricing-features {
  list-style: none;
  margin-bottom: 32px;
  flex-grow: 1;
}

.pricing-features li {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 0;
  font-size: 15px;
  color: var(--surface-300);
}

.pricing-features li::before {
  content: '';
  display: none;
}

.pricing-card button {
  width: 100%;
  padding: 14px 28px;
}

/* ======================================================
   FOOTER
   ====================================================== */
.footer {
  position: relative;
  z-index: 1;
}

/* Footer CTA */
.footer-cta {
  padding: 80px 0;
  background: var(--gradient-cta);
  position: relative;
  overflow: hidden;
}

.footer-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: 
    radial-gradient(circle at 20% 50%, rgba(255, 255, 255, 0.05) 0%, transparent 50%),
    radial-gradient(circle at 80% 50%, rgba(255, 255, 255, 0.03) 0%, transparent 50%);
  pointer-events: none;
}

.cta-content {
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

.cta-content h2 {
  font-family: var(--font-display);
  font-size: clamp(28px, 3.5vw, 42px);
  font-weight: 700;
  color: white;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.cta-content p {
  font-size: 17px;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 32px;
  line-height: 1.7;
}

/* Footer Content */
.footer-content {
  padding: 80px 0 40px;
  border-top: 1px solid var(--glass-border);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 2fr;
  gap: 40px;
}

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

.footer-logo img {
  height: 40px;
  width: auto;
  filter: brightness(0.8);
}

.footer-description {
  font-size: 14px;
  color: var(--surface-500);
  line-height: 1.7;
  margin-bottom: 20px;
}

.social-links {
  display: flex;
  gap: 12px;
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  color: var(--surface-400);
  transition: all var(--duration-normal) var(--ease-out);
}

.social-link:hover {
  background: rgba(139, 92, 246, 0.1);
  border-color: rgba(139, 92, 246, 0.2);
  color: var(--primary-400);
  transform: translateY(-2px);
}

.social-link svg {
  width: 18px;
  height: 18px;
}

.footer-column h4 {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 600;
  color: white;
  margin-bottom: 20px;
  letter-spacing: 0.02em;
}

.footer-links li {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}

.footer-links li a {
  font-size: 14px;
  color: var(--surface-500);
  transition: color var(--duration-fast) var(--ease-out);
}

.footer-links li a:hover {
  color: var(--primary-400);
}

.footer-links li span {
  font-size: 14px;
  color: var(--surface-500);
}

.footer-links li svg {
  width: 16px;
  height: 16px;
  color: var(--surface-600);
  flex-shrink: 0;
}

/* Newsletter */
.newsletter-form {
  display: flex;
  gap: 8px;
}

.newsletter-form input {
  flex: 1;
  padding: 12px 16px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  color: white;
  font-size: 14px;
  font-family: var(--font-body);
  outline: none;
  transition: all var(--duration-fast) var(--ease-out);
}

.newsletter-form input::placeholder {
  color: var(--surface-600);
}

.newsletter-form input:focus {
  border-color: var(--primary-500);
  box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.1);
}

.newsletter-form button {
  padding: 12px 20px;
  font-size: 13px;
  white-space: nowrap;
}

/* Footer Bottom */
.footer-bottom {
  padding: 24px 0;
  border-top: 1px solid var(--glass-border);
}

.footer-bottom p {
  text-align: center;
  font-size: 13px;
  color: var(--surface-600);
}

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

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

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

@keyframes pulseGlow {
  0%, 100% { opacity: 0.5; transform: translate(-50%, -50%) scale(1); }
  50% { opacity: 1; transform: translate(-50%, -50%) scale(1.1); }
}

@keyframes spinSlow {
  from { transform: translate(-50%, -50%) rotate(0deg); }
  to { transform: translate(-50%, -50%) rotate(360deg); }
}

/* Scroll-triggered reveal animation */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}

.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; }

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

/* Tablet */
@media (max-width: 1024px) {
  :root {
    --section-padding: 80px 0;
  }

  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 40px;
  }

  .hero-text h3 {
    margin-left: auto;
    margin-right: auto;
  }

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

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

  .hero-image {
    order: -1;
  }

  .image-wrapper {
    max-width: 320px;
  }

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

  .feature-detail-content {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .testimonial-cards {
    grid-template-columns: 1fr 1fr;
  }

  .services-content {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .services-text {
    position: static;
    text-align: center;
  }

  .different-content {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .pricing-cards {
    grid-template-columns: 1fr 1fr;
  }

  .pricing-card.featured {
    grid-column: span 2;
    max-width: 400px;
    margin: 0 auto;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
}

/* Mobile */
@media (max-width: 768px) {
  :root {
    --section-padding: 64px 0;
  }

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

  .nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(9, 9, 11, 0.97);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all var(--duration-normal) var(--ease-out);
    z-index: 1000;
  }

  .nav.mobile-open {
    opacity: 1;
    visibility: visible;
  }

  .nav .nav-list {
    flex-direction: column;
    gap: 8px;
  }

  .nav .nav-list a {
    font-size: 22px;
    padding: 12px 24px;
  }

  .header .btn-primary {
    display: none;
  }

  .hero {
    padding: 100px 0 60px;
    min-height: auto;
  }

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

  .feature-cards {
    grid-template-columns: 1fr;
  }

  .testimonial-cards {
    grid-template-columns: 1fr;
  }

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

  .different-images-bottom {
    grid-template-columns: 1fr;
  }

  .pricing-cards {
    grid-template-columns: 1fr;
  }

  .pricing-card.featured {
    grid-column: span 1;
    transform: none;
  }

  .pricing-card.featured:hover {
    transform: translateY(-4px);
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .newsletter-form {
    flex-direction: column;
  }

  .hero-text h1 {
    font-size: 32px;
  }

  .hero-text h2 {
    font-size: 18px;
  }
}

/* Small mobile */
@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }

  .hero-text h1 {
    font-size: 28px;
  }

  .price .amount {
    font-size: 44px;
  }
}

/* ======================================================
   PARTICLE CANVAS (optional JS enhancement)
   ====================================================== */
#particles-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
}

/* ======================================================
   SCROLLBAR STYLING
   ====================================================== */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--surface-950);
}

::-webkit-scrollbar-thumb {
  background: var(--surface-700);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--surface-600);
}

/* Firefox scrollbar */
html {
  scrollbar-width: thin;
  scrollbar-color: var(--surface-700) var(--surface-950);
}