/* ═══════════════════════════════════════════════════════════════════════════
   L&B SYSTEM - AI Company Homepage
   Design System & Global Styles
   ═══════════════════════════════════════════════════════════════════════════ */

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

/* ─────────────────────────────────────────────────────────────────────────────
   CSS Custom Properties (Design Tokens)
   ───────────────────────────────────────────────────────────────────────────── */
:root {
  /* Colors - Primary Palette */
  --color-primary: #6366f1;
  --color-primary-light: #818cf8;
  --color-primary-dark: #4f46e5;

  /* Colors - Secondary */
  --color-secondary: #8b5cf6;
  --color-secondary-light: #a78bfa;
  --color-secondary-dark: #7c3aed;

  /* Colors - Accent */
  --color-accent: #06b6d4;
  --color-accent-light: #22d3ee;
  --color-accent-dark: #0891b2;

  /* Colors - Background */
  --color-bg-dark: #0a0a0f;
  --color-bg-darker: #050507;
  --color-bg-card: rgba(255, 255, 255, 0.03);
  --color-bg-card-hover: rgba(255, 255, 255, 0.06);
  --color-bg-glass: rgba(255, 255, 255, 0.05);

  /* Colors - Text */
  --color-text-primary: #ffffff;
  --color-text-secondary: rgba(255, 255, 255, 0.7);
  --color-text-tertiary: rgba(255, 255, 255, 0.5);
  --color-text-muted: rgba(255, 255, 255, 0.3);

  /* Colors - Border */
  --color-border: rgba(255, 255, 255, 0.1);
  --color-border-light: rgba(255, 255, 255, 0.05);

  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
  --gradient-secondary: linear-gradient(135deg, #8b5cf6 0%, #06b6d4 100%);
  --gradient-accent: linear-gradient(135deg, #06b6d4 0%, #10b981 100%);
  --gradient-hero: radial-gradient(ellipse at 50% 0%, rgba(99, 102, 241, 0.15) 0%, transparent 50%);
  --gradient-glow: radial-gradient(circle at center, rgba(99, 102, 241, 0.3) 0%, transparent 70%);

  /* Typography */
  --font-primary: 'Inter', 'Noto Sans KR', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-weight-light: 300;
  --font-weight-regular: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --font-weight-extrabold: 800;

  /* Font Sizes */
  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 1.875rem;
  --text-4xl: 2.25rem;
  --text-5xl: 3rem;
  --text-6xl: 3.75rem;
  --text-7xl: 4.5rem;
  --text-8xl: 6rem;

  /* Line Heights */
  --leading-tight: 1.1;
  --leading-snug: 1.25;
  --leading-normal: 1.5;
  --leading-relaxed: 1.625;

  /* 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;
  --space-32: 8rem;

  /* 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 */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.5);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.5), 0 2px 4px -1px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5), 0 4px 6px -2px rgba(0, 0, 0, 0.3);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.5), 0 10px 10px -5px rgba(0, 0, 0, 0.3);
  --shadow-glow: 0 0 40px rgba(99, 102, 241, 0.3);
  --shadow-glow-sm: 0 0 20px rgba(99, 102, 241, 0.2);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-normal: 300ms ease;
  --transition-slow: 500ms ease;
  --transition-bounce: 500ms cubic-bezier(0.68, -0.55, 0.265, 1.55);

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

  /* Container */
  --container-max: 1280px;
  --container-padding: var(--space-6);
}

/* ─────────────────────────────────────────────────────────────────────────────
   CSS 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-primary);
  font-size: var(--text-base);
  font-weight: var(--font-weight-regular);
  line-height: var(--leading-normal);
  color: var(--color-text-primary);
  background-color: var(--color-bg-dark);
  min-height: 100vh;
  overflow-x: hidden;
}

img,
picture,
video,
canvas,
svg {
  display: block;
  max-width: 100%;
}

input,
button,
textarea,
select {
  font: inherit;
  color: inherit;
}

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

ul,
ol {
  list-style: none;
}

/* ─────────────────────────────────────────────────────────────────────────────
   Utility Classes
   ───────────────────────────────────────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

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

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

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

.text-right {
  text-align: right;
}

/* ─────────────────────────────────────────────────────────────────────────────
   Navigation
   ───────────────────────────────────────────────────────────────────────────── */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-fixed);
  padding: var(--space-4) 0;
  transition: all var(--transition-normal);
}

.nav.scrolled {
  background: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-3) 0;
}

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

.nav__logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-xl);
  font-weight: var(--font-weight-bold);
}

.nav__logo-icon {
  width: 40px;
  height: 40px;
  background: var(--gradient-primary);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: var(--font-weight-extrabold);
  font-size: var(--text-lg);
}

.nav__menu {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.nav__link {
  font-size: var(--text-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-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(--gradient-primary);
  transition: width var(--transition-normal);
}

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

.nav__link:hover::after {
  width: 100%;
}

.nav__cta {
  padding: var(--space-2) var(--space-5);
  background: var(--gradient-primary);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: var(--font-weight-semibold);
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-glow-sm);
}

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

/* Mobile Menu */
.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  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__menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    height: 100vh;
    background: var(--color-bg-darker);
    flex-direction: column;
    justify-content: center;
    gap: var(--space-8);
    transition: right var(--transition-normal);
  }

  .nav__menu.active {
    right: 0;
  }

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

  .nav__toggle {
    display: flex;
    z-index: var(--z-modal);
  }

  .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;
  justify-content: center;
  overflow: hidden;
  padding: var(--space-24) 0;
}

.hero__canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}

.hero__gradient {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--gradient-hero);
  pointer-events: none;
  z-index: 1;
}

.hero__content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 900px;
  padding: 0 var(--space-6);
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: var(--color-bg-glass);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-6);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.hero__badge-dot {
  width: 8px;
  height: 8px;
  background: #10b981;
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {

  0%,
  100% {
    opacity: 1;
  }

  50% {
    opacity: 0.5;
  }
}

.hero__title {
  font-size: var(--text-6xl);
  font-weight: var(--font-weight-extrabold);
  line-height: var(--leading-tight);
  margin-bottom: var(--space-6);
  letter-spacing: -0.02em;
}

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

.hero__subtitle {
  font-size: var(--text-xl);
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-10);
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-4) var(--space-8);
  font-size: var(--text-base);
  font-weight: var(--font-weight-semibold);
  border-radius: var(--radius-xl);
  transition: all var(--transition-normal);
  cursor: pointer;
  border: none;
}

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

.btn--primary:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-glow);
}

.btn--secondary {
  background: transparent;
  color: var(--color-text-primary);
  border: 1px solid var(--color-border);
}

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

.btn__icon {
  width: 20px;
  height: 20px;
}

.hero__stats {
  display: flex;
  justify-content: center;
  gap: var(--space-12);
  margin-top: var(--space-16);
  padding-top: var(--space-12);
  border-top: 1px solid var(--color-border);
}

.hero__stat {
  text-align: center;
}

.hero__stat-value {
  font-size: var(--text-4xl);
  font-weight: var(--font-weight-bold);
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

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

@media (max-width: 768px) {
  .hero__title {
    font-size: var(--text-4xl);
  }

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

  .hero__stats {
    flex-direction: column;
    gap: var(--space-6);
  }
}

/* ─────────────────────────────────────────────────────────────────────────────
   Section Base Styles
   ───────────────────────────────────────────────────────────────────────────── */
.section {
  padding: var(--space-24) 0;
  position: relative;
}

.section--dark {
  background: var(--color-bg-darker);
}

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

.section__badge {
  display: inline-block;
  padding: var(--space-2) var(--space-4);
  background: var(--color-bg-glass);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-primary-light);
  margin-bottom: var(--space-4);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.section__title {
  font-size: var(--text-5xl);
  font-weight: var(--font-weight-bold);
  line-height: var(--leading-tight);
  margin-bottom: var(--space-6);
}

.section__description {
  font-size: var(--text-lg);
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
}

@media (max-width: 768px) {
  .section {
    padding: var(--space-16) 0;
  }

  .section__title {
    font-size: var(--text-3xl);
  }
}

/* ─────────────────────────────────────────────────────────────────────────────
   About Section
   ───────────────────────────────────────────────────────────────────────────── */
.about__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}

.about__content {
  padding-right: var(--space-8);
}

.about__title {
  font-size: var(--text-4xl);
  font-weight: var(--font-weight-bold);
  line-height: var(--leading-tight);
  margin-bottom: var(--space-6);
}

.about__text {
  font-size: var(--text-lg);
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-8);
}

.about__features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-6);
}

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

.about__feature-icon {
  width: 24px;
  height: 24px;
  color: var(--color-primary-light);
  flex-shrink: 0;
}

.about__feature-text {
  font-size: var(--text-base);
  color: var(--color-text-secondary);
}

.about__visual {
  position: relative;
}

.about__image {
  width: 100%;
  height: 500px;
  background: url('../images/about_network.jpg') center/cover no-repeat;
  border-radius: var(--radius-2xl);
  position: relative;
  overflow: hidden;
}

.about__image::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='100' height='100' viewBox='0 0 100 100'%3E%3Ccircle cx='50' cy='50' r='40' fill='none' stroke='rgba(255,255,255,0.1)' stroke-width='1'/%3E%3C/svg%3E") repeat;
  opacity: 0.5;
}

.about__float-card {
  position: absolute;
  background: var(--color-bg-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-5);
  box-shadow: var(--shadow-xl);
}

.about__float-card--1 {
  bottom: -20px;
  left: -40px;
}

.about__float-card--2 {
  top: 40px;
  right: -30px;
}

.about__card-title {
  font-size: var(--text-sm);
  color: var(--color-text-tertiary);
  margin-bottom: var(--space-1);
}

.about__card-value {
  font-size: var(--text-2xl);
  font-weight: var(--font-weight-bold);
}

@media (max-width: 968px) {
  .about__grid {
    grid-template-columns: 1fr;
    gap: var(--space-12);
  }

  .about__content {
    padding-right: 0;
    text-align: center;
  }

  .about__features {
    justify-items: center;
  }

  .about__image {
    height: 400px;
  }

  .about__float-card--1 {
    left: 20px;
  }

  .about__float-card--2 {
    right: 20px;
  }
}

/* ─────────────────────────────────────────────────────────────────────────────
   Services Section (AI Services)
   ───────────────────────────────────────────────────────────────────────────── */
.services__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}

.service-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  padding: var(--space-8);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-primary);
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.service-card:hover {
  background: var(--color-bg-card-hover);
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

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

.service-card__icon {
  width: 56px;
  height: 56px;
  background: var(--gradient-primary);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-6);
}

.service-card__icon svg {
  width: 28px;
  height: 28px;
  color: white;
}

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

.service-card__description {
  font-size: var(--text-base);
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-6);
}

.service-card__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.service-card__list-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text-tertiary);
}

.service-card__list-item::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--color-primary);
  border-radius: 50%;
}

@media (max-width: 968px) {
  .services__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .services__grid {
    grid-template-columns: 1fr;
  }
}

/* ─────────────────────────────────────────────────────────────────────────────
   Consulting Section
   ───────────────────────────────────────────────────────────────────────────── */
.consulting__grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--space-6);
}

.consulting-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  padding: var(--space-6);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
  text-align: center;
}

.consulting-card:hover {
  background: var(--color-bg-card-hover);
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
  border-color: var(--color-primary);
}

.consulting-card__number {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  font-size: var(--text-xs);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-muted);
}

.consulting-card__icon {
  width: 72px;
  height: 72px;
  background: var(--gradient-primary);
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-5);
  transition: transform var(--transition-normal);
}

.consulting-card:hover .consulting-card__icon {
  transform: scale(1.1);
}

.consulting-card__icon svg {
  width: 36px;
  height: 36px;
  color: white;
}

.consulting-card__title {
  font-size: var(--text-lg);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-3);
}

.consulting-card__description {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-4);
}

.consulting-card__tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-2);
}

.consulting-card__tag {
  padding: var(--space-1) var(--space-3);
  background: var(--color-bg-glass);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  color: var(--color-text-tertiary);
}

@media (max-width: 1200px) {
  .consulting__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

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

@media (max-width: 480px) {
  .consulting__grid {
    grid-template-columns: 1fr;
  }
}

/* ─────────────────────────────────────────────────────────────────────────────
   Solutions Section
   ───────────────────────────────────────────────────────────────────────────── */
.solutions__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}

.solution-card {
  background: linear-gradient(135deg, var(--color-bg-card) 0%, var(--color-bg-darker) 100%);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  padding: var(--space-8);
  position: relative;
  overflow: hidden;
  transition: all var(--transition-normal);
}

.solution-card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--gradient-glow);
  opacity: 0;
  transition: opacity var(--transition-normal);
  pointer-events: none;
}

.solution-card:hover {
  transform: translateY(-5px);
  border-color: var(--color-primary);
}

.solution-card:hover::after {
  opacity: 0.3;
}

.solution-card__badge {
  display: inline-block;
  padding: var(--space-1) var(--space-3);
  background: var(--gradient-primary);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-6);
}

.solution-card__title {
  font-size: var(--text-2xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-3);
}

.solution-card__description {
  font-size: var(--text-base);
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-6);
}

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

.solution-card__feature {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-text-tertiary);
}

.solution-card__feature svg {
  width: 16px;
  height: 16px;
  color: var(--color-accent);
}

@media (max-width: 968px) {
  .solutions__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .solutions__grid {
    grid-template-columns: 1fr;
  }
}

/* ─────────────────────────────────────────────────────────────────────────────
   Portfolio Section
   ───────────────────────────────────────────────────────────────────────────── */
.portfolio__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
}

.portfolio-card {
  position: relative;
  aspect-ratio: 1;
  border-radius: var(--radius-2xl);
  overflow: hidden;
  cursor: pointer;
}

.portfolio-card__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.portfolio-card__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.9) 0%, transparent 60%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: var(--space-6);
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.portfolio-card:hover .portfolio-card__image {
  transform: scale(1.1);
}

.portfolio-card:hover .portfolio-card__overlay {
  opacity: 1;
}

.portfolio-card__category {
  font-size: var(--text-xs);
  color: var(--color-primary-light);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-2);
}

.portfolio-card__title {
  font-size: var(--text-lg);
  font-weight: var(--font-weight-semibold);
}

/* Portfolio placeholder for generated images */
.portfolio-card--placeholder {
  background: linear-gradient(135deg, var(--color-bg-card) 0%, var(--color-bg-darker) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
}

.portfolio-card--placeholder::before {
  content: '';
  width: 60%;
  height: 60%;
  background: var(--gradient-primary);
  border-radius: var(--radius-lg);
  opacity: 0.2;
}

@media (max-width: 968px) {
  .portfolio__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .portfolio__grid {
    grid-template-columns: 1fr;
  }
}

/* ─────────────────────────────────────────────────────────────────────────────
   Contact Section
   ───────────────────────────────────────────────────────────────────────────── */
.contact__grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--space-12);
}

.contact__info {
  padding-right: var(--space-8);
}

.contact__title {
  font-size: var(--text-4xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-6);
}

.contact__text {
  font-size: var(--text-lg);
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-10);
}

.contact__details {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

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

.contact__item-icon {
  width: 48px;
  height: 48px;
  background: var(--color-bg-glass);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact__item-icon svg {
  width: 20px;
  height: 20px;
  color: var(--color-primary-light);
}

.contact__item-label {
  font-size: var(--text-sm);
  color: var(--color-text-tertiary);
  margin-bottom: var(--space-1);
}

.contact__item-value {
  font-size: var(--text-base);
  font-weight: var(--font-weight-medium);
}

.contact__form-wrapper {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  padding: var(--space-10);
}

.contact__form {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.form__group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.form__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-6);
}

.form__label {
  font-size: var(--text-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
}

.form__input,
.form__textarea {
  padding: var(--space-4);
  background: var(--color-bg-darker);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  font-size: var(--text-base);
  color: var(--color-text-primary);
  transition: all var(--transition-fast);
}

.form__input:focus,
.form__textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.form__input::placeholder,
.form__textarea::placeholder {
  color: var(--color-text-muted);
}

.form__textarea {
  min-height: 150px;
  resize: vertical;
}

.form__submit {
  margin-top: var(--space-2);
}

@media (max-width: 968px) {
  .contact__grid {
    grid-template-columns: 1fr;
  }

  .contact__info {
    padding-right: 0;
    text-align: center;
  }

  .contact__details {
    align-items: center;
  }

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

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

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

.footer__brand {
  max-width: 350px;
}

.footer__logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-4);
}

.footer__logo-icon {
  width: 40px;
  height: 40px;
  background: var(--gradient-primary);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: var(--font-weight-extrabold);
  font-size: var(--text-lg);
}

.footer__tagline {
  font-size: var(--text-base);
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
}

.footer__title {
  font-size: var(--text-sm);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-tertiary);
  margin-bottom: var(--space-6);
}

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

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

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

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

.footer__copyright {
  font-size: var(--text-sm);
  color: var(--color-text-tertiary);
}

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

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

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

.footer__social svg {
  width: 18px;
  height: 18px;
}

@media (max-width: 968px) {
  .footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
  }

  .footer__brand {
    grid-column: span 2;
    max-width: 100%;
  }
}

@media (max-width: 480px) {
  .footer__grid {
    grid-template-columns: 1fr;
  }

  .footer__brand {
    grid-column: 1;
    text-align: center;
  }

  .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 scaleIn {
  from {
    opacity: 0;
    transform: scale(0.9);
  }

  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes float {

  0%,
  100% {
    transform: translateY(0);
  }

  50% {
    transform: translateY(-10px);
  }
}

.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.6s ease-out;
}

.animate-on-scroll.animated {
  opacity: 1;
  transform: translateY(0);
}

.delay-100 {
  transition-delay: 100ms;
}

.delay-200 {
  transition-delay: 200ms;
}

.delay-300 {
  transition-delay: 300ms;
}

.delay-400 {
  transition-delay: 400ms;
}

.delay-500 {
  transition-delay: 500ms;
}

/* Float animation for cards */
.float-animation {
  animation: float 6s ease-in-out infinite;
}

.float-animation-delay {
  animation: float 6s ease-in-out infinite;
  animation-delay: 2s;
}

/* ─────────────────────────────────────────────────────────────────────────────
   OMNIX Page Styles
   ───────────────────────────────────────────────────────────────────────────── */
.omnix-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
  margin-top: var(--space-12);
}

.omnix-stat {
  text-align: center;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  padding: var(--space-8);
}

.omnix-stat__value {
  font-size: var(--text-5xl);
  font-weight: var(--font-weight-extrabold);
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.omnix-stat__value span {
  font-size: var(--text-2xl);
}

.omnix-stat__label {
  font-size: var(--text-sm);
  color: var(--color-text-tertiary);
  margin-top: var(--space-2);
}

/* Pricing */
.pricing-category {
  font-size: var(--text-2xl);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-2);
  text-align: center;
}

.pricing-category-desc {
  font-size: var(--text-base);
  color: var(--color-text-secondary);
  text-align: center;
  margin-bottom: var(--space-8);
}

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

.pricing-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  padding: var(--space-8);
  text-align: center;
  position: relative;
  transition: all var(--transition-normal);
}

.pricing-card:hover {
  transform: translateY(-5px);
  border-color: var(--color-primary);
}

.pricing-card--featured {
  border-color: var(--color-primary);
  background: linear-gradient(180deg, rgba(99, 102, 241, 0.1) 0%, var(--color-bg-card) 100%);
}

.pricing-card__badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  padding: var(--space-1) var(--space-4);
  background: var(--gradient-primary);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: var(--font-weight-semibold);
}

.pricing-card__name {
  font-size: var(--text-xl);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-4);
}

.pricing-card__price {
  font-size: var(--text-3xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary-light);
  margin-bottom: var(--space-1);
}

.pricing-card__period {
  font-size: var(--text-sm);
  color: var(--color-text-tertiary);
  margin-bottom: var(--space-6);
}

.pricing-card__features {
  text-align: left;
  margin-bottom: var(--space-6);
}

.pricing-card__features li {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  padding: var(--space-2) 0;
  border-bottom: 1px solid var(--color-border-light);
}

.pricing-card__features li:last-child {
  border-bottom: none;
}

.pricing-highlight {
  font-size: var(--text-xl) !important;
  font-weight: var(--font-weight-semibold) !important;
  color: var(--color-primary-light) !important;
}

/* CTA Box */
.cta-box {
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.15) 0%, rgba(139, 92, 246, 0.15) 100%);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  padding: var(--space-16);
  text-align: center;
}

.cta-box__title {
  font-size: var(--text-4xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-4);
}

.cta-box__description {
  font-size: var(--text-lg);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-8);
}

.cta-box__buttons {
  display: flex;
  justify-content: center;
  gap: var(--space-4);
}

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

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

@media (max-width: 640px) {
  .omnix-stats {
    grid-template-columns: 1fr;
  }

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

/* ─────────────────────────────────────────────────────────────────────────────
   Blog Page Styles
   ───────────────────────────────────────────────────────────────────────────── */
.blog-main {
  padding: 120px 0 var(--space-24);
}

.blog-header {
  text-align: center;
  margin-bottom: var(--space-12);
}

.blog-filter {
  display: flex;
  justify-content: center;
  gap: var(--space-3);
  margin-bottom: var(--space-12);
  flex-wrap: wrap;
}

.blog-filter__btn {
  padding: var(--space-2) var(--space-5);
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  color: var(--color-text-secondary);
  font-size: var(--text-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.blog-filter__btn:hover,
.blog-filter__btn.active {
  background: var(--gradient-primary);
  border-color: transparent;
  color: white;
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}

.blog-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  overflow: hidden;
  transition: all var(--transition-normal);
  text-decoration: none;
}

.blog-card:hover {
  transform: translateY(-5px);
  border-color: var(--color-primary);
}

.blog-card__image {
  height: 180px;
  background: var(--gradient-primary);
  position: relative;
}

.blog-card__content {
  padding: var(--space-6);
}

.blog-card__category {
  display: inline-block;
  padding: var(--space-1) var(--space-3);
  background: rgba(99, 102, 241, 0.15);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  color: var(--color-primary-light);
  margin-bottom: var(--space-3);
}

.blog-card__title {
  font-size: var(--text-lg);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-3);
  color: var(--color-text-primary);
}

.blog-card__excerpt {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-4);
}

.blog-card__meta {
  display: flex;
  justify-content: space-between;
  font-size: var(--text-xs);
  color: var(--color-text-tertiary);
}

.blog-empty {
  text-align: center;
  padding: var(--space-16);
  color: var(--color-text-tertiary);
}

/* Blog Post Page */
.post-main {
  padding: 120px 0 var(--space-24);
}

.post-article {
  max-width: 800px;
}

.post-header {
  margin-bottom: var(--space-12);
}

.post-back {
  display: inline-block;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-6);
  transition: color var(--transition-fast);
}

.post-back:hover {
  color: var(--color-primary-light);
}

.post-category {
  display: inline-block;
  padding: var(--space-1) var(--space-3);
  background: rgba(99, 102, 241, 0.15);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  color: var(--color-primary-light);
  margin-bottom: var(--space-4);
}

.post-title {
  font-size: var(--text-4xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-4);
}

.post-meta {
  display: flex;
  gap: var(--space-6);
  color: var(--color-text-tertiary);
  font-size: var(--text-sm);
}

.post-content {
  color: var(--color-text-secondary);
  line-height: 1.8;
}

.post-content h2 {
  font-size: var(--text-2xl);
  color: var(--color-text-primary);
  margin: var(--space-10) 0 var(--space-4);
}

.post-content p {
  margin-bottom: var(--space-6);
}

.post-content ul,
.post-content ol {
  margin-bottom: var(--space-6);
  padding-left: var(--space-6);
}

.post-content li {
  margin-bottom: var(--space-2);
  list-style: disc;
}

@media (max-width: 968px) {
  .blog-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .blog-grid {
    grid-template-columns: 1fr;
  }

  .post-title {
    font-size: var(--text-3xl);
  }
}