/* ==========================================================================
   Realis Teknoo — Shared Stylesheet
   Production-ready | Mobile-first | CSS Custom Properties
   ========================================================================== */

/* --- CSS Variables --- */
:root {
  /* Colors */
  --color-primary: #1A1A2E;
  --color-primary-light: #252542;
  --color-primary-dark: #12121f;
  --color-accent: #00C896;
  --color-accent-hover: #00e0ab;
  --color-accent-secondary: #6C3FC5;
  --color-accent-secondary-hover: #8254e0;
  --color-text-light: #F0F0F0;
  --color-text-muted: #a8a8b8;
  --color-text-dark: #1A1A2E;
  --color-bg-light: #f8f9fc;
  --color-bg-card: #ffffff;
  --color-border: rgba(255, 255, 255, 0.1);
  --color-border-light: #e2e4ea;

  /* Gradients */
  --gradient-hero: linear-gradient(135deg, #1A1A2E 0%, #252542 50%, #1a2540 100%);
  --gradient-accent: linear-gradient(135deg, #00C896 0%, #00a87a 100%);
  --gradient-purple: linear-gradient(135deg, #6C3FC5 0%, #4a2d8f 100%);
  --gradient-card-glow: 0 8px 32px rgba(0, 200, 150, 0.15);

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;

  /* Typography */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 2rem;
  --font-size-4xl: 2.5rem;
  --font-size-5xl: 3rem;

  /* Layout */
  --container-max: 1200px;
  --navbar-height: 72px;
  --border-radius: 8px;
  --border-radius-lg: 12px;
  --border-radius-xl: 16px;
  --transition: 0.3s ease;
  --shadow-card: 0 4px 24px rgba(26, 26, 46, 0.08);
  --shadow-card-hover: 0 12px 40px rgba(0, 200, 150, 0.2);
}

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

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

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

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

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

a:hover {
  color: var(--color-accent-hover);
}

ul {
  list-style: none;
}

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
  line-height: 1.2;
  font-weight: 700;
}

h1 { font-size: var(--font-size-3xl); }
h2 { font-size: var(--font-size-2xl); }
h3 { font-size: var(--font-size-xl); }

p {
  margin-bottom: var(--space-md);
}

.text-muted {
  color: var(--color-text-muted);
}

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

.text-purple {
  color: var(--color-accent-secondary);
}

/* --- Layout Utilities --- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.section {
  padding: var(--space-3xl) 0;
}

.section--dark {
  background: var(--gradient-hero);
  color: var(--color-text-light);
}

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

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto var(--space-2xl);
}

.section-header h2 {
  margin-bottom: var(--space-md);
}

.section-header p {
  color: var(--color-text-muted);
  margin-bottom: 0;
}

.section--light .section-header p {
  color: #5a5a6e;
}

/* Scroll reveal animation */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 0.75rem 1.5rem;
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  font-weight: 600;
  border-radius: var(--border-radius);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
}

.btn--primary {
  background: var(--gradient-accent);
  color: var(--color-primary);
  border-color: var(--color-accent);
}

.btn--primary:hover {
  background: var(--color-accent-hover);
  color: var(--color-primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-card-hover);
}

.btn--outline {
  background: transparent;
  color: var(--color-text-light);
  border-color: var(--color-text-light);
}

.btn--outline:hover {
  background: var(--color-text-light);
  color: var(--color-primary);
}

.btn--outline-dark {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn--outline-dark:hover {
  background: var(--color-primary);
  color: var(--color-text-light);
}

.btn--purple {
  background: var(--gradient-purple);
  color: var(--color-text-light);
  border-color: var(--color-accent-secondary);
}

.btn--purple:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(108, 63, 197, 0.3);
  color: var(--color-text-light);
}

.btn-group {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
}

/* --- Navbar --- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--navbar-height);
  background: rgba(26, 26, 46, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  transition: box-shadow var(--transition);
}

.navbar.scrolled {
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.navbar__logo {
  display: flex;
  flex-direction: column;
  color: var(--color-text-light);
  text-decoration: none;
}

.navbar__logo:hover {
  color: var(--color-text-light);
}

.navbar__logo-name {
  font-size: var(--font-size-lg);
  font-weight: 700;
  line-height: 1.2;
}

.navbar__logo-tagline {
  font-size: var(--font-size-xs);
  color: var(--color-accent);
  font-weight: 500;
}

.navbar__menu {
  display: none;
}

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

.navbar__link {
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
  font-weight: 500;
  padding: var(--space-sm) 0;
  position: relative;
}

.navbar__link:hover,
.navbar__link.active {
  color: var(--color-text-light);
}

.navbar__link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--color-accent);
}

/* Dropdown */
.navbar__dropdown {
  position: relative;
}

.navbar__dropdown-toggle {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
  font-weight: 500;
  cursor: pointer;
  background: none;
  border: none;
  font-family: var(--font-family);
  padding: var(--space-sm) 0;
}

.navbar__dropdown-toggle:hover {
  color: var(--color-text-light);
}

.navbar__dropdown-menu {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(8px);
  min-width: 240px;
  background: var(--color-primary-light);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  padding: var(--space-sm);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

.navbar__dropdown:hover .navbar__dropdown-menu,
.navbar__dropdown.open .navbar__dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.navbar__dropdown-item {
  display: block;
  padding: var(--space-sm) var(--space-md);
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
  border-radius: var(--border-radius);
}

.navbar__dropdown-item:hover {
  background: rgba(0, 200, 150, 0.1);
  color: var(--color-accent);
}

/* Hamburger */
.navbar__toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 32px;
  height: 32px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
}

.navbar__toggle-bar {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--color-text-light);
  transition: all var(--transition);
  border-radius: 2px;
}

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

.navbar__toggle.active .navbar__toggle-bar:nth-child(2) {
  opacity: 0;
}

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

/* Mobile menu */
@media (min-width: 992px) {
  .navbar__menu {
    display: block;
  }

  .navbar__toggle {
    display: none;
  }
}

@media (max-width: 991px) {
  .navbar__menu {
    position: fixed;
    top: var(--navbar-height);
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--color-primary);
    padding: var(--space-xl);
    overflow-y: auto;
    transform: translateX(100%);
    transition: transform var(--transition);
  }

  .navbar__menu.open {
    display: block;
    transform: translateX(0);
  }

  .navbar__list {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-md);
  }

  .navbar__dropdown-menu {
    position: static;
    transform: none;
    opacity: 1;
    visibility: visible;
    background: transparent;
    border: none;
    box-shadow: none;
    padding-left: var(--space-md);
    display: none;
  }

  .navbar__dropdown.open .navbar__dropdown-menu {
    display: block;
  }
}

/* --- Hero --- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: var(--navbar-height);
  background: var(--gradient-hero);
  color: var(--color-text-light);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 80%;
  height: 150%;
  background: radial-gradient(ellipse, rgba(0, 200, 150, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.hero--compact {
  min-height: auto;
  padding: calc(var(--navbar-height) + var(--space-3xl)) 0 var(--space-3xl);
}

.hero__content {
  position: relative;
  z-index: 1;
  max-width: 800px;
}

.hero__badge {
  display: inline-block;
  padding: var(--space-xs) var(--space-md);
  background: rgba(0, 200, 150, 0.15);
  color: var(--color-accent);
  font-size: var(--font-size-sm);
  font-weight: 600;
  border-radius: 50px;
  margin-bottom: var(--space-lg);
  border: 1px solid rgba(0, 200, 150, 0.3);
}

.hero h1 {
  font-size: var(--font-size-3xl);
  margin-bottom: var(--space-lg);
  line-height: 1.15;
}

.hero__subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-text-muted);
  margin-bottom: var(--space-xl);
  max-width: 640px;
}

.hero .btn-group {
  margin-top: var(--space-lg);
}

/* --- Cards --- */
.card-grid {
  display: grid;
  gap: var(--space-xl);
  grid-template-columns: 1fr;
}

.card-grid--2 {
  grid-template-columns: 1fr;
}

.card-grid--3 {
  grid-template-columns: 1fr;
}

.card-grid--4 {
  grid-template-columns: 1fr;
}

@media (min-width: 576px) {
  .card-grid--2 { grid-template-columns: repeat(2, 1fr); }
  .card-grid--4 { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 768px) {
  .card-grid--3 { grid-template-columns: repeat(3, 1fr); }
  .card-grid--4 { grid-template-columns: repeat(4, 1fr); }
}

.card {
  background: var(--color-bg-card);
  border-radius: var(--border-radius-lg);
  padding: var(--space-xl);
  box-shadow: var(--shadow-card);
  border: 1px solid var(--color-border-light);
  transition: transform var(--transition), box-shadow var(--transition);
}

.card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-card-hover);
}

.card--dark {
  background: var(--color-primary-light);
  border-color: var(--color-border);
  color: var(--color-text-light);
}

.card--dark:hover {
  box-shadow: 0 12px 40px rgba(0, 200, 150, 0.15);
}

.card__icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 200, 150, 0.12);
  color: var(--color-accent);
  border-radius: var(--border-radius);
  font-size: 1.5rem;
  margin-bottom: var(--space-lg);
}

.card__icon--purple {
  background: rgba(108, 63, 197, 0.15);
  color: var(--color-accent-secondary);
}

.card h3 {
  margin-bottom: var(--space-sm);
}

.card p {
  color: #5a5a6e;
  font-size: var(--font-size-sm);
  margin-bottom: var(--space-lg);
}

.card--dark p {
  color: var(--color-text-muted);
}

.card__link {
  font-weight: 600;
  font-size: var(--font-size-sm);
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
}

/* --- Partners Bar --- */
.partners {
  padding: var(--space-2xl) 0;
  background: var(--color-primary-dark);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.partners__label {
  text-align: center;
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-xl);
}

.partners__grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: var(--space-2xl);
}

.partners__item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  color: var(--color-text-light);
  font-weight: 700;
  font-size: var(--font-size-xl);
  opacity: 0.85;
  transition: opacity var(--transition);
}

.partners__item:hover {
  opacity: 1;
}

.partners__item span {
  font-size: var(--font-size-xs);
  font-weight: 500;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* --- Stats Bar --- */
.stats-bar {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
  padding: var(--space-2xl);
  background: var(--color-primary-light);
  border-radius: var(--border-radius-xl);
  border: 1px solid var(--color-border);
}

@media (min-width: 768px) {
  .stats-bar {
    grid-template-columns: repeat(4, 1fr);
  }
}

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

.stat-item__number {
  font-size: var(--font-size-2xl);
  font-weight: 800;
  color: var(--color-accent);
  display: block;
  margin-bottom: var(--space-xs);
}

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

/* --- Value Props --- */
.value-prop {
  text-align: center;
  padding: var(--space-xl);
}

.value-prop__icon {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--space-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 200, 150, 0.12);
  color: var(--color-accent);
  border-radius: 50%;
  font-size: 1.5rem;
}

.value-prop h3 {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-sm);
}

.value-prop p {
  font-size: var(--font-size-sm);
  color: #5a5a6e;
  margin-bottom: 0;
}

.section--dark .value-prop h3 {
  color: var(--color-text-light);
}

.section--dark .value-prop p {
  color: var(--color-text-muted);
}

/* --- CTA Strip --- */
.cta-strip {
  background: var(--gradient-accent);
  color: var(--color-primary);
  padding: var(--space-2xl) 0;
  text-align: center;
}

.cta-strip h2 {
  margin-bottom: var(--space-md);
}

.cta-strip p {
  margin-bottom: var(--space-lg);
  font-weight: 500;
}

.cta-strip__contact {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-xl);
  font-weight: 600;
}

.cta-strip__contact a {
  color: var(--color-primary);
}

.cta-strip__contact a:hover {
  opacity: 0.8;
}

/* --- Footer --- */
.footer {
  background: var(--color-primary-dark);
  color: var(--color-text-muted);
  padding: var(--space-3xl) 0 var(--space-xl);
}

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

@media (min-width: 768px) {
  .footer__grid {
    grid-template-columns: 2fr 1fr 1fr 1fr;
  }
}

.footer__brand-name {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--color-text-light);
  margin-bottom: var(--space-sm);
}

.footer__brand-tagline {
  color: var(--color-accent);
  font-size: var(--font-size-sm);
  margin-bottom: var(--space-md);
}

.footer h4 {
  color: var(--color-text-light);
  font-size: var(--font-size-sm);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-lg);
}

.footer ul li {
  margin-bottom: var(--space-sm);
}

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

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

.footer__bottom {
  padding-top: var(--space-xl);
  border-top: 1px solid var(--color-border);
  text-align: center;
  font-size: var(--font-size-sm);
}

/* --- Certification Pathway --- */
.pathway {
  display: grid;
  gap: var(--space-2xl);
  margin-bottom: var(--space-3xl);
}

@media (min-width: 992px) {
  .pathway {
    grid-template-columns: 1fr 1fr;
  }
}

.pathway__track {
  background: var(--color-primary-light);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-xl);
  padding: var(--space-xl);
}

.pathway__track-title {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
  color: var(--color-text-light);
}

.pathway__track-title i {
  color: var(--color-accent);
  font-size: 1.25rem;
}

.pathway__flow {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.pathway__step {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  position: relative;
  padding-bottom: var(--space-lg);
}

.pathway__step:not(:last-child)::after {
  content: '';
  position: absolute;
  left: 19px;
  top: 40px;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--color-accent), rgba(0, 200, 150, 0.2));
}

.pathway__step-badge {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-accent);
  color: var(--color-primary);
  border-radius: 50%;
  font-weight: 700;
  font-size: var(--font-size-sm);
  z-index: 1;
}

.pathway__step-badge--coming {
  background: rgba(255, 255, 255, 0.1);
  color: var(--color-text-muted);
  border: 1px dashed var(--color-text-muted);
}

.pathway__step-content h4 {
  color: var(--color-text-light);
  font-size: var(--font-size-base);
  margin-bottom: var(--space-xs);
}

.pathway__step-content p {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-bottom: 0;
}

.pathway__arrow {
  text-align: center;
  color: var(--color-accent);
  font-size: var(--font-size-lg);
  padding: var(--space-sm) 0;
}

/* --- Certification Cards --- */
.cert-card {
  background: var(--color-bg-card);
  border-radius: var(--border-radius-xl);
  padding: var(--space-xl);
  margin-bottom: var(--space-xl);
  border: 1px solid var(--color-border-light);
  box-shadow: var(--shadow-card);
  transition: transform var(--transition), box-shadow var(--transition);
}

.cert-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
}

.cert-card__header {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  gap: var(--space-lg);
  margin-bottom: var(--space-xl);
  padding-bottom: var(--space-lg);
  border-bottom: 1px solid var(--color-border-light);
}

.cert-card__badge {
  width: 72px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-accent);
  color: var(--color-primary);
  border-radius: var(--border-radius-lg);
  font-size: 1.75rem;
}

.cert-card__title h3 {
  margin-bottom: var(--space-xs);
}

.cert-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.tag {
  display: inline-block;
  padding: var(--space-xs) var(--space-sm);
  background: rgba(0, 200, 150, 0.1);
  color: #008f6b;
  font-size: var(--font-size-xs);
  font-weight: 600;
  border-radius: 50px;
}

.tag--purple {
  background: rgba(108, 63, 197, 0.1);
  color: var(--color-accent-secondary);
}

.cert-card__grid {
  display: grid;
  gap: var(--space-lg);
}

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

.cert-card__section h4 {
  font-size: var(--font-size-sm);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
}

.cert-card__section ul {
  list-style: disc;
  padding-left: var(--space-lg);
  font-size: var(--font-size-sm);
  color: #5a5a6e;
}

.cert-card__section ul li {
  margin-bottom: var(--space-xs);
}

.cert-card__exam {
  margin-top: var(--space-lg);
  padding: var(--space-lg);
  background: var(--color-bg-light);
  border-radius: var(--border-radius);
  font-size: var(--font-size-sm);
}

/* --- Feature List --- */
.feature-list {
  display: grid;
  gap: var(--space-lg);
}

@media (min-width: 768px) {
  .feature-list--2 { grid-template-columns: repeat(2, 1fr); }
  .feature-list--4 { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 992px) {
  .feature-list--4 { grid-template-columns: repeat(4, 1fr); }
}

.feature-item {
  display: flex;
  gap: var(--space-md);
  padding: var(--space-lg);
  background: var(--color-primary-light);
  border-radius: var(--border-radius-lg);
  border: 1px solid var(--color-border);
  transition: transform var(--transition), box-shadow var(--transition);
}

.feature-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--gradient-card-glow);
}

.feature-item__icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 200, 150, 0.12);
  color: var(--color-accent);
  border-radius: var(--border-radius);
}

.feature-item h3 {
  font-size: var(--font-size-base);
  margin-bottom: var(--space-xs);
  color: var(--color-text-light);
}

.feature-item p {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-bottom: 0;
}

/* --- Topic Grid --- */
.topic-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
}

@media (min-width: 576px) {
  .topic-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (min-width: 992px) {
  .topic-grid { grid-template-columns: repeat(4, 1fr); }
}

.topic-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: var(--space-lg);
  background: var(--color-bg-card);
  border-radius: var(--border-radius-lg);
  border: 1px solid var(--color-border-light);
  transition: transform var(--transition), box-shadow var(--transition);
}

.topic-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
}

.topic-item i {
  font-size: 1.5rem;
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
}

.topic-item span {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text-dark);
}

/* --- Compliance Grid --- */
.compliance-grid {
  display: grid;
  gap: var(--space-md);
  grid-template-columns: 1fr;
}

@media (min-width: 576px) {
  .compliance-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 992px) {
  .compliance-grid { grid-template-columns: repeat(3, 1fr); }
}

.compliance-item {
  padding: var(--space-lg);
  background: var(--color-primary-light);
  border-radius: var(--border-radius);
  border-left: 3px solid var(--color-accent);
}

.compliance-item h4 {
  color: var(--color-text-light);
  font-size: var(--font-size-base);
  margin-bottom: var(--space-sm);
}

.compliance-item p {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-bottom: 0;
}

/* --- AURA Section --- */
.aura-steps {
  display: grid;
  gap: var(--space-xl);
  counter-reset: step;
}

@media (min-width: 768px) {
  .aura-steps {
    grid-template-columns: repeat(3, 1fr);
  }
}

.aura-step {
  text-align: center;
  padding: var(--space-xl);
  background: var(--color-primary-light);
  border-radius: var(--border-radius-lg);
  border: 1px solid var(--color-border);
  position: relative;
}

.aura-step::before {
  counter-increment: step;
  content: counter(step);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  margin: 0 auto var(--space-lg);
  background: var(--gradient-accent);
  color: var(--color-primary);
  font-weight: 800;
  font-size: var(--font-size-xl);
  border-radius: 50%;
}

.aura-step h3 {
  color: var(--color-text-light);
  margin-bottom: var(--space-sm);
}

.aura-step p {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-bottom: 0;
}

/* --- Pillar Sections --- */
.pillar {
  display: grid;
  gap: var(--space-2xl);
  align-items: center;
  padding: var(--space-2xl) 0;
  border-bottom: 1px solid var(--color-border-light);
}

.pillar:last-child {
  border-bottom: none;
}

@media (min-width: 992px) {
  .pillar {
    grid-template-columns: 1fr 2fr;
  }

  .pillar--reverse {
    grid-template-columns: 2fr 1fr;
  }

  .pillar--reverse .pillar__visual {
    order: 2;
  }

  .pillar--reverse .pillar__content {
    order: 1;
  }
}

.pillar__visual {
  display: flex;
  align-items: center;
  justify-content: center;
}

.pillar__icon-large {
  width: 120px;
  height: 120px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--border-radius-xl);
  font-size: 3rem;
}

.pillar__icon-large--green {
  background: rgba(0, 200, 150, 0.12);
  color: var(--color-accent);
}

.pillar__icon-large--purple {
  background: rgba(108, 63, 197, 0.12);
  color: var(--color-accent-secondary);
}

.pillar__content h2 {
  margin-bottom: var(--space-md);
}

.pillar__content ul {
  list-style: disc;
  padding-left: var(--space-lg);
  color: #5a5a6e;
  font-size: var(--font-size-sm);
}

.pillar__content ul li {
  margin-bottom: var(--space-xs);
}

/* --- Timeline --- */
.timeline {
  display: grid;
  gap: var(--space-lg);
}

@media (min-width: 768px) {
  .timeline {
    grid-template-columns: repeat(4, 1fr);
  }
}

.timeline__item {
  position: relative;
  padding: var(--space-xl);
  background: var(--color-bg-card);
  border-radius: var(--border-radius-lg);
  border-top: 4px solid var(--color-accent-secondary);
  box-shadow: var(--shadow-card);
  transition: transform var(--transition), box-shadow var(--transition);
}

.timeline__item:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(108, 63, 197, 0.15);
}

.timeline__weeks {
  font-size: var(--font-size-2xl);
  font-weight: 800;
  color: var(--color-accent-secondary);
  margin-bottom: var(--space-sm);
}

.timeline__item h3 {
  font-size: var(--font-size-base);
  margin-bottom: var(--space-sm);
}

.timeline__item p {
  font-size: var(--font-size-sm);
  color: #5a5a6e;
  margin-bottom: 0;
}

/* --- Channels --- */
.channels-grid {
  display: grid;
  gap: var(--space-md);
  grid-template-columns: 1fr;
}

@media (min-width: 576px) {
  .channels-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 992px) {
  .channels-grid { grid-template-columns: repeat(4, 1fr); }
}

.channel-card {
  padding: var(--space-lg);
  background: var(--color-primary-light);
  border-radius: var(--border-radius-lg);
  border: 1px solid var(--color-border);
  text-align: center;
  transition: transform var(--transition), box-shadow var(--transition);
}

.channel-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--gradient-card-glow);
}

.channel-card i {
  font-size: 2rem;
  color: var(--color-accent);
  margin-bottom: var(--space-md);
}

.channel-card h3 {
  color: var(--color-text-light);
  font-size: var(--font-size-base);
  margin-bottom: var(--space-sm);
}

.channel-card p {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-bottom: 0;
}

/* --- Language Tags --- */
.lang-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  justify-content: center;
}

.lang-tag {
  padding: var(--space-xs) var(--space-md);
  background: rgba(108, 63, 197, 0.1);
  color: var(--color-accent-secondary);
  font-size: var(--font-size-sm);
  font-weight: 500;
  border-radius: 50px;
  border: 1px solid rgba(108, 63, 197, 0.2);
}

/* --- Contact Form --- */
.contact-layout {
  display: grid;
  gap: var(--space-2xl);
}

@media (min-width: 992px) {
  .contact-layout {
    grid-template-columns: 1fr 1.2fr;
  }
}

.contact-info {
  padding: var(--space-xl);
  background: var(--gradient-hero);
  color: var(--color-text-light);
  border-radius: var(--border-radius-xl);
}

.contact-info h2 {
  margin-bottom: var(--space-xl);
}

.contact-info__item {
  display: flex;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.contact-info__item i {
  color: var(--color-accent);
  font-size: 1.25rem;
  margin-top: 4px;
}

.contact-info__item a {
  color: var(--color-text-light);
}

.contact-info__item a:hover {
  color: var(--color-accent);
}

.form-card {
  background: var(--color-bg-card);
  padding: var(--space-xl);
  border-radius: var(--border-radius-xl);
  box-shadow: var(--shadow-card);
}

.form-group {
  margin-bottom: var(--space-lg);
}

.form-group label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: 600;
  margin-bottom: var(--space-sm);
  color: var(--color-text-dark);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  border: 1px solid var(--color-border-light);
  border-radius: var(--border-radius);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(0, 200, 150, 0.15);
}

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

.form-group.error input,
.form-group.error select,
.form-group.error textarea {
  border-color: #e74c3c;
}

.form-error {
  color: #e74c3c;
  font-size: var(--font-size-xs);
  margin-top: var(--space-xs);
  display: none;
}

.form-group.error .form-error {
  display: block;
}

.form-success {
  display: none;
  text-align: center;
  padding: var(--space-3xl);
}

.form-success.visible {
  display: block;
}

.form-success i {
  font-size: 4rem;
  color: var(--color-accent);
  margin-bottom: var(--space-lg);
}

.form-success h3 {
  margin-bottom: var(--space-md);
}

/* --- FAQ --- */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid var(--color-border-light);
}

.faq-item__question {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-lg) 0;
  background: none;
  border: none;
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  font-weight: 600;
  color: var(--color-text-dark);
  cursor: pointer;
  text-align: left;
}

.faq-item__question i {
  transition: transform var(--transition);
  color: var(--color-accent);
}

.faq-item.open .faq-item__question i {
  transform: rotate(180deg);
}

.faq-item__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition);
}

.faq-item.open .faq-item__answer {
  max-height: 200px;
}

.faq-item__answer p {
  padding-bottom: var(--space-lg);
  font-size: var(--font-size-sm);
  color: #5a5a6e;
}

/* --- Customer Logos --- */
.customer-logos {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-lg) var(--space-2xl);
  padding: var(--space-xl);
}

.customer-logos span {
  font-weight: 600;
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
  opacity: 0.8;
}

.section--light .customer-logos span {
  color: #5a5a6e;
}

/* --- Pain Points --- */
.pain-point {
  padding: var(--space-xl);
  background: var(--color-bg-card);
  border-radius: var(--border-radius-lg);
  border-left: 4px solid var(--color-accent-secondary);
  box-shadow: var(--shadow-card);
  transition: transform var(--transition), box-shadow var(--transition);
}

.pain-point:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(108, 63, 197, 0.12);
}

.pain-point h3 {
  margin-bottom: var(--space-sm);
  font-size: var(--font-size-base);
}

.pain-point p {
  font-size: var(--font-size-sm);
  color: #5a5a6e;
  margin-bottom: 0;
}

/* --- Page offset for fixed nav --- */
main {
  padding-top: 0;
}

/* --- Responsive Typography --- */
@media (min-width: 768px) {
  h1 { font-size: var(--font-size-4xl); }
  h2 { font-size: var(--font-size-3xl); }

  .hero h1 {
    font-size: var(--font-size-4xl);
  }

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

@media (min-width: 992px) {
  .hero h1 {
    font-size: var(--font-size-5xl);
  }
}

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

.text-center { text-align: center; }
.mb-0 { margin-bottom: 0; }
.mt-lg { margin-top: var(--space-lg); }