/* ============================================
   ELIK CORPORATE WEBSITE - DESIGN SYSTEM
   Modern AI Consulting Dark Theme
   ============================================ */

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

/* ============================================
   CSS CUSTOM PROPERTIES
   ============================================ */
:root {
  /* Primary Colors */
  --color-primary: #00D4AA;
  --color-primary-light: #00F5C4;
  --color-primary-dark: #00B894;
  --color-primary-glow: rgba(0, 212, 170, 0.2);
  --color-primary-subtle: rgba(0, 212, 170, 0.05);

  /* Background Colors - LIGHT THEME (Darker Pastel) */
  --color-bg-dark: #E2E8F0;
  /* Darker soft blue-gray */
  --color-bg-surface: #F8FAFC;
  /* Off-white surface */
  --color-bg-elevated: #F1F5F9;
  --color-bg-glass: rgba(255, 255, 255, 0.6);
  --color-bg-glass-hover: rgba(255, 255, 255, 0.8);

  /* Text Colors */
  --color-text-primary: #0F172A;
  /* Deep dark blue-gray */
  --color-text-secondary: #475569;
  /* Medium gray */
  --color-text-muted: #94A3B8;
  /* Light gray */

  /* Border Colors */
  --color-border: rgba(15, 23, 42, 0.08);
  --color-border-hover: rgba(0, 212, 170, 0.4);

  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #00D4AA 0%, #00B894 100%);
  --gradient-glow: radial-gradient(circle at 50% 50%, var(--color-primary-glow) 0%, transparent 70%);
  --gradient-hero: linear-gradient(180deg, rgba(0, 212, 170, 0.05) 0%, transparent 50%);

  /* Typography */
  --font-heading: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Font Sizes - Fluid Typography */
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --text-base: clamp(1rem, 0.9rem + 0.5vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1rem + 0.6vw, 1.25rem);
  --text-xl: clamp(1.25rem, 1.1rem + 0.75vw, 1.5rem);
  --text-2xl: clamp(1.5rem, 1.2rem + 1.5vw, 2rem);
  --text-3xl: clamp(1.875rem, 1.5rem + 2vw, 2.5rem);
  --text-4xl: clamp(2.25rem, 1.8rem + 2.5vw, 3.5rem);
  --text-5xl: clamp(3rem, 2.2rem + 4vw, 5rem);

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;

  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;

  /* Shadows - UPDATED for light mode */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 12px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 10px 25px rgba(15, 23, 42, 0.1);
  --shadow-xl: 0 20px 40px rgba(15, 23, 42, 0.12);
  --shadow-glow: 0 0 30px var(--color-primary-glow);
  --shadow-glow-sm: 0 0 15px var(--color-primary-glow);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;
  --transition-bounce: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);

  /* Z-Index Scale */
  --z-base: 0;
  --z-dropdown: 100;
  --z-sticky: 200;
  --z-fixed: 300;
  --z-modal: 400;
  --z-tooltip: 500;
}

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

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

body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--color-text-secondary);
  background-color: var(--color-bg-dark);
  overflow-x: hidden;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  color: var(--color-text-primary);
  line-height: 1.2;
}

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

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

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

ul,
ol {
  list-style: none;
}

/* ============================================
   LAYOUT UTILITIES
   ============================================ */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.container--wide {
  max-width: 1440px;
}

.container--narrow {
  max-width: 960px;
}

.section {
  padding: var(--space-24) 0;
  position: relative;
}

.section--hero {
  padding: var(--space-20) 0 var(--space-24);
  min-height: 100vh;
  display: flex;
  align-items: center;
}

/* Flex Utilities */
.flex {
  display: flex;
}

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

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

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

.justify-between {
  justify-content: space-between;
}

.gap-2 {
  gap: var(--space-2);
}

.gap-4 {
  gap: var(--space-4);
}

.gap-6 {
  gap: var(--space-6);
}

.gap-8 {
  gap: var(--space-8);
}

/* Grid System */
.grid {
  display: grid;
  gap: var(--space-6);
}

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

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

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

@media (max-width: 1024px) {
  .grid-cols-4 {
    grid-template-columns: repeat(2, 1fr);
  }

  .grid-cols-3 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {

  .grid-cols-4,
  .grid-cols-3,
  .grid-cols-2 {
    grid-template-columns: 1fr;
  }
}

/* Text Utilities */
.text-center {
  text-align: center;
}

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

/* ============================================
   COMPONENTS
   ============================================ */

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.02em;
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
  white-space: nowrap;
}

.btn--primary {
  background: var(--gradient-primary);
  color: #FFFFFF;
  box-shadow: var(--shadow-glow-sm);
}

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

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

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

.btn--large {
  padding: var(--space-4) var(--space-8);
  font-size: var(--text-base);
}

/* --- Cards --- */
.card {
  background: var(--color-bg-glass);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  backdrop-filter: blur(20px);
  transition: all 100ms ease-out;
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-primary-subtle), transparent);
  opacity: 0;
  transition: opacity 100ms ease-out;
}

.card:hover {
  border-color: var(--color-border-hover);
  transform: translateY(-5px);
  box-shadow:
    0 20px 40px rgba(0, 212, 170, 0.15),
    0 0 25px rgba(0, 212, 170, 0.3);
}

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

.card__icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary-subtle);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-6);
  color: var(--color-primary);
  font-size: 1.5rem;
}

.card__title {
  font-size: var(--text-xl);
  margin-bottom: var(--space-3);
}

.card__text {
  font-size: var(--text-sm);
  margin-bottom: var(--space-4);
}

.card__features {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.card__tag {
  font-size: var(--text-xs);
  padding: var(--space-1) var(--space-3);
  background: var(--color-bg-elevated);
  border-radius: var(--radius-full);
  color: var(--color-text-muted);
}

/* --- Glass Panel --- */
.glass-panel {
  background: var(--color-bg-glass);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  padding: var(--space-10);
  backdrop-filter: blur(30px);
}

/* --- Badge --- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: var(--color-primary-subtle);
  border: 1px solid var(--color-primary);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-primary-dark);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* ============================================
   NAVIGATION
   ============================================ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-fixed);
  padding: var(--space-4) 0;
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-border);
  transition: all var(--transition-base);
}

.nav--scrolled {
  padding: var(--space-3) 0;
  background: rgba(255, 255, 255, 0.95);
  box-shadow: var(--shadow-sm);
}

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

.nav__logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.nav__logo img {
  height: 52px;
  width: auto;
}

.nav__logo-text {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-text-primary);
}

.nav__menu {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.nav__link {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text-secondary);
  padding: 0.5rem 1.25rem;
  border-radius: var(--radius-md);
  border: 1.5px solid #94A3B8;
  /* Daha belirgin ve koyu gri */
  background: transparent;
  transition: all var(--transition-base);
}

.nav__link:hover {
  color: var(--color-primary-dark);
  background: #F8FAFC;
  border-color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}

.nav__cta {
  margin-left: var(--space-4);
}

/* Mobile Menu Toggle */
.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 6px;
  padding: var(--space-2);
}

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

@media (max-width: 768px) {
  .nav__toggle {
    display: flex;
  }

  .nav__menu {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    bottom: 0;
    flex-direction: column;
    justify-content: flex-start;
    padding: var(--space-8);
    background: var(--color-bg-dark);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
  }

  .nav__menu.active {
    opacity: 1;
    visibility: visible;
  }

  .nav__link {
    font-size: var(--text-lg);
  }

  .nav__cta {
    margin-left: 0;
    margin-top: var(--space-4);
  }
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
  position: relative;
  overflow: hidden;
  padding-top: calc(72px + var(--space-16));
}

.hero__bg {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: -1;
}

.hero__gradient {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 150%;
  height: 100%;
  background: radial-gradient(ellipse at 50% 0%, var(--color-primary-glow) 0%, transparent 60%);
  opacity: 0.8;
}

.hero__grid {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image:
    linear-gradient(rgba(15, 23, 42, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(15, 23, 42, 0.05) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at 50% 0%, black 20%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at 50% 0%, black 20%, transparent 70%);
}

/* Hero Logo Background */
.hero__logo-bg {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 600px;
  height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
  z-index: 0;
}

.hero__logo-bg-img {
  width: 350px;
  height: 350px;
  object-fit: contain;
  opacity: 0.2;
  /* Increased for visibility on white */
  filter: drop-shadow(0 0 40px var(--color-primary-glow));
}

/* Orbit Light Effects - Logo Etrafında Dönen Işıklar */
.orbit {
  position: absolute;
  border: 1px solid transparent;
  border-radius: 50%;
  pointer-events: none;
}

.orbit-particle {
  position: absolute;
  width: 12px;
  height: 12px;
  background: var(--color-primary);
  border-radius: 50%;
  top: 50%;
  left: 0;
  transform: translate(-50%, -50%);
  box-shadow:
    0 0 15px var(--color-primary),
    0 0 30px var(--color-primary),
    0 0 50px rgba(0, 212, 170, 0.6);
  /* More intense glow */
}

/* Kuyruk efekti - uzun tail */
.orbit-particle::before {
  content: '';
  position: absolute;
  width: 80px;
  height: 4px;
  background: linear-gradient(90deg, var(--color-primary), transparent);
  top: 50%;
  right: 100%;
  transform: translateY(-50%);
  border-radius: 4px;
  opacity: 0.8;
}

.orbit-particle::after {
  content: '';
  position: absolute;
  width: 40px;
  height: 8px;
  background: linear-gradient(90deg, var(--color-primary-glow), transparent);
  top: 50%;
  right: 100%;
  margin-right: 80px;
  transform: translateY(-50%);
  border-radius: 4px;
  opacity: 0.4;
  filter: blur(2px);
}

/* Orbit 1 - En büyük, yavaş */
.orbit--1 {
  width: 450px;
  height: 450px;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  animation: orbitRotate 8s linear infinite;
}

.orbit--1 .orbit-particle {
  background: var(--color-primary);
  box-shadow:
    0 0 20px var(--color-primary),
    0 0 40px var(--color-primary),
    0 0 60px var(--color-primary-glow);
}

.orbit--1 .orbit-particle::before {
  width: 100px;
  background: linear-gradient(90deg, var(--color-primary), transparent);
}

/* Orbit 2 - Orta boy, orta hız, ters yön */
.orbit--2 {
  width: 380px;
  height: 380px;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  animation: orbitRotate 6s linear infinite reverse;
}

.orbit--2 .orbit-particle {
  width: 10px;
  height: 10px;
  background: var(--color-primary-light);
  box-shadow:
    0 0 15px var(--color-primary-light),
    0 0 30px var(--color-primary-light),
    0 0 45px var(--color-primary-glow);
}

.orbit--2 .orbit-particle::before {
  width: 70px;
  background: linear-gradient(90deg, var(--color-primary-light), transparent);
}

.orbit--2 .orbit-particle::after {
  background: linear-gradient(90deg, rgba(0, 245, 196, 0.3), transparent);
}

/* Orbit 3 - En küçük, hızlı */
.orbit--3 {
  width: 320px;
  height: 320px;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  animation: orbitRotate 4s linear infinite;
}

.orbit--3 .orbit-particle {
  width: 8px;
  height: 8px;
  background: var(--color-primary-dark);
  box-shadow:
    0 0 12px var(--color-primary-dark),
    0 0 24px var(--color-primary-dark),
    0 0 36px var(--color-primary-glow);
}

.orbit--3 .orbit-particle::before {
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary-dark), transparent);
}

.orbit--3 .orbit-particle::after {
  width: 30px;
  margin-right: 60px;
  background: linear-gradient(90deg, rgba(0, 184, 148, 0.3), transparent);
}

@keyframes orbitRotate {
  0% {
    transform: translate(-50%, -50%) rotate(0deg);
  }

  100% {
    transform: translate(-50%, -50%) rotate(360deg);
  }
}

.hero__content {
  text-align: center;
  max-width: 900px;
  margin: 0 auto;
}

.hero__badge {
  margin-bottom: var(--space-6);
  animation: fadeInUp 0.6s ease backwards;
}

.hero__title {
  font-size: var(--text-5xl);
  font-weight: 700;
  margin-bottom: var(--space-6);
  animation: fadeInUp 0.6s ease 0.1s backwards;
}

.hero__subtitle {
  font-size: var(--text-xl);
  color: var(--color-text-secondary);
  max-width: 700px;
  margin: 0 auto var(--space-10);
  animation: fadeInUp 0.6s ease 0.2s backwards;
}

.hero__actions {
  display: flex;
  justify-content: center;
  gap: var(--space-4);
  flex-wrap: wrap;
  animation: fadeInUp 0.6s ease 0.3s backwards;
}

.hero__stats {
  display: flex;
  justify-content: center;
  gap: var(--space-16);
  margin-top: var(--space-20);
  padding-top: var(--space-10);
  border-top: 1px solid var(--color-border);
  animation: fadeInUp 0.6s ease 0.4s backwards;
}

.hero__stat {
  text-align: center;
}

.hero__stat-value {
  font-family: var(--font-heading);
  font-size: var(--text-4xl);
  font-weight: 700;
  color: var(--color-primary);
  display: block;
}

.hero__stat-label {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-top: var(--space-1);
}

@media (max-width: 768px) {
  .hero__stats {
    flex-direction: column;
    gap: var(--space-6);
  }
}

/* ============================================
   SOLUTIONS SECTION
   ============================================ */
.solutions {
  background: linear-gradient(180deg, transparent 0%, var(--color-bg-surface) 50%, transparent 100%);
}

.section__header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--space-16);
}

.section__title {
  font-size: var(--text-4xl);
  margin-bottom: var(--space-4);
}

.section__subtitle {
  font-size: var(--text-lg);
  color: var(--color-text-secondary);
}

/* ============================================
   HOW IT WORKS SECTION
   ============================================ */
.how-it-works {
  position: relative;
}

.process {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  flex-wrap: wrap;
  margin-top: var(--space-16);
}

.process__step {
  flex: 1;
  min-width: 250px;
  max-width: 320px;
  text-align: center;
  padding: var(--space-8);
}

.process__icon {
  width: 80px;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-6);
  background: var(--color-primary-subtle);
  border: 2px solid var(--color-primary);
  border-radius: var(--radius-2xl);
  color: var(--color-primary);
  font-size: 2rem;
  position: relative;
}

.process__icon::after {
  content: '';
  position: absolute;
  inset: -8px;
  border-radius: inherit;
  border: 1px dashed var(--color-border);
  animation: rotate 20s linear infinite;
}

.process__title {
  font-size: var(--text-xl);
  margin-bottom: var(--space-2);
}

.process__text {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.process__arrow {
  color: var(--color-primary);
  font-size: 2rem;
  animation: pulse 2s ease infinite;
}

@media (max-width: 900px) {
  .process {
    flex-direction: column;
  }

  .process__arrow {
    transform: rotate(90deg);
  }
}

/* ============================================
   SECURITY SECTION
   ============================================ */
.security {
  background: var(--color-bg-surface);
}

.security__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
}

.security__item {
  text-align: center;
  padding: var(--space-6);
}

.security__icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-4);
  color: var(--color-primary);
  font-size: 1.5rem;
}

.security__label {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--space-1);
}

.security__value {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

@media (max-width: 768px) {
  .security__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ============================================
   CTA SECTION
   ============================================ */
.cta {
  position: relative;
  overflow: hidden;
}

.cta__inner {
  position: relative;
  z-index: 1;
  background: var(--gradient-primary);
  border-radius: var(--radius-2xl);
  padding: var(--space-16) var(--space-8);
  text-align: center;
  overflow: hidden;
}

.cta__inner::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  opacity: 0.3;
}

.cta__title {
  font-size: var(--text-3xl);
  color: #FFFFFF;
  /* High contrast white for turquoise bg */
  margin-bottom: var(--space-4);
  position: relative;
}

.cta__text {
  font-size: var(--text-lg);
  color: rgba(255, 255, 255, 0.9);
  max-width: 600px;
  margin: 0 auto var(--space-10);
  position: relative;
}

.cta .btn--secondary {
  background: var(--color-bg-dark);
  color: var(--color-primary);
  border-color: var(--color-bg-dark);
}

.cta .btn--secondary:hover {
  background: var(--color-bg-surface);
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  background: var(--color-bg-surface);
  padding: var(--space-16) 0 var(--space-8);
  border-top: 1px solid var(--color-border);
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: var(--space-12);
  margin-bottom: var(--space-12);
}

.footer__brand {
  max-width: 300px;
}

.footer__logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

.footer__logo img {
  height: 36px;
}

.footer__logo-text {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-text-primary);
}

.footer__desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-6);
}

.footer__social {
  display: flex;
  gap: var(--space-3);
}

.footer__social-link {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-bg-glass);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text-secondary);
  transition: all var(--transition-fast);
}

.footer__social-link:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-bg-dark);
}

.footer__title {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--space-4);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer__link {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
}

.footer__link:hover {
  color: var(--color-primary);
}

.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-border);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

@media (max-width: 768px) {
  .footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
  }

  .footer__brand {
    grid-column: span 2;
  }

  .footer__bottom {
    flex-direction: column;
    gap: var(--space-4);
    text-align: center;
  }
}

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

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

@keyframes pulse {

  0%,
  100% {
    opacity: 1;
  }

  50% {
    opacity: 0.5;
  }
}

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

  to {
    transform: rotate(360deg);
  }
}

@keyframes glow {

  0%,
  100% {
    box-shadow: var(--shadow-glow-sm);
  }

  50% {
    box-shadow: var(--shadow-glow);
  }
}

/* Scroll Reveal Classes */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.active {
  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;
}

/* ============================================
   SCROLL PROGRESS BAR
   ============================================ */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  background: var(--gradient-primary);
  z-index: var(--z-tooltip);
  transform-origin: left;
  transform: scaleX(0);
}