/* ==========================================================================
   Argus Belgique - Automotive Editorial Design System
   ========================================================================== */

/* --------------------------------------------------------------------------
   CSS Custom Properties
   -------------------------------------------------------------------------- */
:root {
  /* Colors */
  --color-primary: #4175FC;
  --color-primary-dark: #2855d4;
  --color-dark: #101218;
  --color-dark-muted: #1a1d26;
  --color-light: #F3F5F5;
  --color-white: #ffffff;
  --color-gray-100: #f8f9fa;
  --color-gray-200: #e9ecef;
  --color-gray-400: #ced4da;
  --color-gray-600: #6c757d;

  /* Typography */
  --font-primary: 'Montserrat', -apple-system, BlinkMacSystemFont, 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: 3.5rem;
  --font-size-6xl: 4.5rem;

  /* 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;

  /* Layout */
  --max-width: 1200px;
  --header-height: 80px;

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* --------------------------------------------------------------------------
   Reset & Base
   -------------------------------------------------------------------------- */
*, *::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(--font-size-base);
  font-weight: 400;
  line-height: 1.6;
  color: var(--color-dark);
  background-color: var(--color-white);
}

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

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

ul, ol {
  list-style: none;
}

/* --------------------------------------------------------------------------
   Typography
   -------------------------------------------------------------------------- */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

h1 { font-size: var(--font-size-5xl); }
h2 { font-size: var(--font-size-3xl); }
h3 { font-size: var(--font-size-2xl); }
h4 { font-size: var(--font-size-xl); }

p {
  margin-bottom: var(--space-4);
}

p:last-child {
  margin-bottom: 0;
}

.text-primary { color: var(--color-primary); }
.text-muted { color: var(--color-gray-600); }
.text-light { color: var(--color-light); }

.font-light { font-weight: 300; }
.font-medium { font-weight: 500; }
.font-bold { font-weight: 700; }
.font-extrabold { font-weight: 800; }

/* --------------------------------------------------------------------------
   Layout Utilities
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.section {
  padding: var(--space-20) 0;
}

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

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

/* --------------------------------------------------------------------------
   Header & Navigation
   -------------------------------------------------------------------------- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  background: var(--color-white);
  border-bottom: 1px solid var(--color-gray-200);
  z-index: 1000;
  transition: box-shadow var(--transition-base);
}

.header.scrolled {
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

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

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--font-size-xl);
  font-weight: 800;
  letter-spacing: -0.03em;
}

.logo__img {
  height: 65px;
  width: auto;
}

.logo__img--light {
  filter: brightness(0) invert(1);
}

.logo__mark {
  width: 40px;
  height: 40px;
  background: var(--color-primary);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 800;
  font-size: var(--font-size-lg);
}

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

.nav__link {
  font-size: var(--font-size-sm);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-dark);
  position: relative;
  padding: var(--space-2) 0;
  transition: color var(--transition-fast);
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-primary);
  transition: width var(--transition-base);
}

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

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

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 32px;
  height: 32px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.menu-toggle__bar {
  width: 100%;
  height: 2px;
  background: var(--color-dark);
  border-radius: 2px;
  transition: transform var(--transition-base), opacity var(--transition-base);
}

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

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

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

/* --------------------------------------------------------------------------
   Hero Section
   -------------------------------------------------------------------------- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: var(--header-height);
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, var(--color-light) 0%, var(--color-white) 100%);
}

/* Subtle grid pattern background */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(65, 117, 252, 0.03) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(65, 117, 252, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}

/* Accent measurement line */
.hero::after {
  content: '';
  position: absolute;
  top: 50%;
  right: 0;
  width: 200px;
  height: 3px;
  background: var(--color-primary);
  transform: translateY(-50%);
}

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

.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--font-size-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-primary);
  margin-bottom: var(--space-6);
}

.hero__eyebrow::before {
  content: '';
  width: 40px;
  height: 2px;
  background: var(--color-primary);
}

.hero__title {
  font-size: clamp(2.5rem, 6vw, var(--font-size-6xl));
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: var(--space-8);
}

.hero__title span {
  color: var(--color-primary);
}

.hero__description {
  font-size: var(--font-size-lg);
  color: var(--color-gray-600);
  max-width: 540px;
  margin-bottom: var(--space-10);
  line-height: 1.7;
}

/* Social Proof */
.social-proof {
  margin-top: var(--space-16);
  padding-top: var(--space-10);
  border-top: 1px solid var(--color-gray-200);
}

.social-proof__label {
  display: block;
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-gray-600);
  margin-bottom: var(--space-6);
}

.social-proof__logos {
  display: flex;
  align-items: center;
  gap: var(--space-10);
  flex-wrap: wrap;
}

.social-proof__logos a {
  display: inline-flex;
  align-items: center;
}

.social-proof__logo {
  height: 36px;
  width: auto;
  opacity: 0.7;
  transition: opacity var(--transition-fast);
  filter: grayscale(100%);
}

.social-proof__logo:hover {
  opacity: 1;
  filter: grayscale(0%);
}

.social-proof__block + .social-proof__block {
  margin-top: var(--space-6);
}

/* --------------------------------------------------------------------------
   Buttons
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-4) var(--space-8);
  font-family: var(--font-primary);
  font-size: var(--font-size-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border: 2px solid transparent;
  border-radius: 4px;
  cursor: pointer;
  transition: all var(--transition-base);
}

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

.btn--primary:hover {
  background: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(65, 117, 252, 0.3);
}

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

.btn--outline:hover {
  background: var(--color-dark);
  color: var(--color-white);
}

/* --------------------------------------------------------------------------
   Features Section
   -------------------------------------------------------------------------- */
.features {
  position: relative;
}

.features::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 1px;
  height: 80px;
  background: linear-gradient(to bottom, var(--color-primary), transparent);
}

.section__header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto var(--space-16);
}

.section__eyebrow {
  font-size: var(--font-size-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-primary);
  margin-bottom: var(--space-4);
}

.section__title {
  margin-bottom: var(--space-4);
}

.section__description {
  color: var(--color-gray-600);
  font-size: var(--font-size-lg);
}

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

.feature-card {
  padding: var(--space-10);
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: 8px;
  transition: all var(--transition-slow);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--color-primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-slow);
}

.feature-card:hover {
  border-color: var(--color-primary);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.08);
  transform: translateY(-4px);
}

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

.feature-card__icon {
  width: 72px;
  height: 72px;
  margin-bottom: var(--space-6);
  color: var(--color-primary);
  transition: transform var(--transition-slow);
}

.feature-card__icon svg {
  width: 100%;
  height: 100%;
}

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

.feature-card__number {
  font-size: var(--font-size-xs);
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: 0.1em;
  margin-bottom: var(--space-6);
}

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

.feature-card__description {
  color: var(--color-gray-600);
  font-size: var(--font-size-sm);
  line-height: 1.7;
}

/* --------------------------------------------------------------------------
   About Section
   -------------------------------------------------------------------------- */
.about {
  position: relative;
}

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

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

.about__eyebrow {
  font-size: var(--font-size-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-primary);
  margin-bottom: var(--space-4);
}

.about__title {
  margin-bottom: var(--space-6);
}

.about__text {
  color: var(--color-gray-600);
  margin-bottom: var(--space-6);
}

.about__visual {
  position: relative;
  height: 500px;
  background: var(--color-light);
  border-radius: 8px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.about__visual picture {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.about__visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Geometric decorative pattern */
.about__visual::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, transparent 40%, var(--color-primary) 40%, var(--color-primary) 41%, transparent 41%),
    linear-gradient(-135deg, transparent 40%, var(--color-primary) 40%, var(--color-primary) 41%, transparent 41%);
  opacity: 0.05;
  z-index: 0;
}

.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  margin-top: var(--space-10);
}

.stat {
  text-align: center;
  padding: var(--space-6);
  background: var(--color-light);
  border-radius: 8px;
}

.stat__number {
  font-size: var(--font-size-3xl);
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: var(--space-2);
}

.stat__label {
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-gray-600);
}

/* --------------------------------------------------------------------------
   Contact Section
   -------------------------------------------------------------------------- */
.contact__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
}

.contact__info {
  padding: var(--space-12);
  background: var(--color-dark);
  border-radius: 8px;
  color: var(--color-white);
}

.contact__title {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--space-8);
  color: var(--color-white);
}

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

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

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

.contact__label {
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-gray-400);
  margin-bottom: var(--space-1);
}

.contact__value {
  font-size: var(--font-size-base);
  color: var(--color-white);
}

.contact__value a {
  transition: color var(--transition-fast);
}

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

.contact__map {
  background: var(--color-light);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.contact__map::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(16, 18, 24, 0.03) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(16, 18, 24, 0.03) 1px, transparent 1px);
  background-size: 30px 30px;
}

.contact__map-placeholder {
  position: relative;
  z-index: 1;
  text-align: center;
  color: var(--color-gray-600);
}

.contact__map-placeholder svg {
  width: 48px;
  height: 48px;
  margin-bottom: var(--space-4);
  color: var(--color-primary);
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.footer {
  background: var(--color-dark);
  color: var(--color-white);
  padding: var(--space-16) 0 var(--space-8);
}

.footer__inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding-bottom: var(--space-12);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  margin-bottom: var(--space-8);
}

.footer__brand {
  max-width: 300px;
}

.footer__logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--font-size-xl);
  font-weight: 800;
  margin-bottom: var(--space-4);
}

.footer__logo .logo__mark {
  width: 36px;
  height: 36px;
  font-size: var(--font-size-base);
}

.footer__tagline {
  font-size: var(--font-size-sm);
  color: var(--color-gray-400);
  line-height: 1.7;
}

.footer__links {
  display: flex;
  gap: var(--space-16);
}

.footer__column-title {
  font-size: var(--font-size-sm);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-4);
}

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

.footer__column a {
  font-size: var(--font-size-sm);
  color: var(--color-gray-400);
  transition: color var(--transition-fast);
}

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

.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: var(--font-size-sm);
  color: var(--color-gray-400);
}

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

.footer__social a {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 4px;
  color: var(--color-gray-400);
  transition: all var(--transition-fast);
}

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

/* --------------------------------------------------------------------------
   Blog / Article Styles
   -------------------------------------------------------------------------- */
.article-header {
  padding: calc(var(--header-height) + var(--space-20)) 0 var(--space-16);
  background: var(--color-light);
  position: relative;
}

.article-header::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(65, 117, 252, 0.02) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(65, 117, 252, 0.02) 1px, transparent 1px);
  background-size: 40px 40px;
}

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

.article-header__meta {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  font-size: var(--font-size-sm);
  color: var(--color-gray-600);
  margin-bottom: var(--space-6);
}

.article-header__category {
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-primary);
}

.article-header__date {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.article-header__title {
  font-size: clamp(2rem, 4vw, var(--font-size-4xl));
  line-height: 1.15;
  margin-bottom: var(--space-6);
}

.article-header__excerpt {
  font-size: var(--font-size-lg);
  color: var(--color-gray-600);
  line-height: 1.7;
}

/* Breadcrumb */
.breadcrumb {
  font-size: var(--font-size-sm);
  font-weight: 500;
  text-transform: none;
  letter-spacing: 0;
  color: var(--color-gray-600);
  margin-bottom: var(--space-4);
}

.breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  list-style: none;
  padding: 0;
  margin: 0;
}

.breadcrumb__item {
  display: inline-flex;
  align-items: center;
}

.breadcrumb__item + .breadcrumb__item::before {
  content: ">";
  margin: 0 var(--space-2);
  color: var(--color-gray-400);
}

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

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

.article-content {
  padding: var(--space-16) 0;
}

.article-content__inner {
  max-width: 720px;
  margin: 0 auto;
}

.article-content h2 {
  margin-top: var(--space-12);
  margin-bottom: var(--space-6);
  padding-left: var(--space-6);
  border-left: 3px solid var(--color-primary);
}

.article-content h3 {
  margin-top: var(--space-10);
  margin-bottom: var(--space-4);
}

.article-content p {
  margin-bottom: var(--space-6);
  line-height: 1.8;
}

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

.article-content ul {
  list-style: none;
}

.article-content ul li {
  position: relative;
  padding-left: var(--space-6);
  margin-bottom: var(--space-3);
}

.article-content ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 8px;
  height: 2px;
  background: var(--color-primary);
}

.article-content ol {
  list-style: decimal;
}

.article-content ol li {
  margin-bottom: var(--space-3);
  padding-left: var(--space-2);
}

.article-content ol li::marker {
  color: var(--color-primary);
  font-weight: 600;
}

.article-content strong {
  font-weight: 600;
  color: var(--color-dark);
}

.article-content a {
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color var(--transition-fast);
}

.article-content a:hover {
  color: var(--color-primary-dark);
}

.article-content blockquote {
  margin: var(--space-10) 0;
  padding: var(--space-8);
  background: var(--color-light);
  border-left: 4px solid var(--color-primary);
  font-size: var(--font-size-lg);
  font-style: italic;
  color: var(--color-dark-muted);
}

/* Info Box */
.info-box {
  margin: var(--space-10) 0;
  padding: var(--space-8);
  background: rgba(65, 117, 252, 0.05);
  border: 1px solid rgba(65, 117, 252, 0.2);
  border-radius: 8px;
}

.info-box__title {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--font-size-base);
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--space-4);
}

.info-box__title svg {
  width: 20px;
  height: 20px;
}

.info-box p {
  margin-bottom: 0;
  font-size: var(--font-size-sm);
}

/* Article Navigation */
.article-nav {
  padding: var(--space-12) 0;
  border-top: 1px solid var(--color-gray-200);
}

.article-nav__inner {
  display: flex;
  justify-content: space-between;
  max-width: 720px;
  margin: 0 auto;
}

.article-nav__link {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-gray-600);
  transition: color var(--transition-fast);
}

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

/* --------------------------------------------------------------------------
   Responsive Design
   -------------------------------------------------------------------------- */
@media (max-width: 1024px) {
  .features__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .about__grid {
    grid-template-columns: 1fr;
    gap: var(--space-12);
  }

  .about__content {
    padding-right: 0;
  }

  .about__visual {
    height: 350px;
  }

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

  .contact__map {
    min-height: 300px;
  }
}

@media (max-width: 768px) {
  :root {
    --header-height: 70px;
  }

  .nav {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    bottom: 0;
    flex-direction: column;
    justify-content: flex-start;
    padding: var(--space-10) var(--space-6);
    background: var(--color-white);
    gap: var(--space-6);
    transform: translateX(100%);
    transition: transform var(--transition-slow);
  }

  .nav.active {
    transform: translateX(0);
  }

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

  .menu-toggle {
    display: flex;
  }

  .hero::after {
    width: 100px;
  }

  .hero__title {
    font-size: clamp(2rem, 8vw, 3rem);
  }

  .social-proof {
    margin-top: var(--space-10);
  }

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

  .social-proof__logo {
    height: 28px;
  }

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

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

  .footer__inner {
    flex-direction: column;
    gap: var(--space-10);
  }

  .footer__links {
    flex-direction: column;
    gap: var(--space-8);
  }

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

  .article-content__inner {
    padding: 0 var(--space-4);
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--space-4);
  }

  .section {
    padding: var(--space-16) 0;
  }

  .btn {
    width: 100%;
  }

  .hero__description {
    font-size: var(--font-size-base);
  }

  .feature-card {
    padding: var(--space-8);
  }

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

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

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

.animate-fade-in-up {
  animation: fadeInUp 0.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
  opacity: 0;
}

.animate-fade-in {
  animation: fadeIn 0.6s ease forwards;
  opacity: 0;
}

.delay-100 { animation-delay: 100ms; }
.delay-200 { animation-delay: 200ms; }
.delay-300 { animation-delay: 300ms; }
.delay-400 { animation-delay: 400ms; }
.delay-500 { animation-delay: 500ms; }

/* Disable animations for users who prefer reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  html {
    scroll-behavior: auto;
  }
}

/* --------------------------------------------------------------------------
   Blog Listing Page
   -------------------------------------------------------------------------- */
.blog-header {
  padding: calc(var(--header-height) + var(--space-16)) 0 var(--space-12);
  background: var(--color-light);
  position: relative;
}

.blog-header::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(65, 117, 252, 0.02) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(65, 117, 252, 0.02) 1px, transparent 1px);
  background-size: 40px 40px;
}

.blog-header__content {
  position: relative;
  z-index: 1;
  max-width: 600px;
}

.blog-header__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--font-size-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-primary);
  margin-bottom: var(--space-4);
}

.blog-header__eyebrow::before {
  content: '';
  width: 40px;
  height: 2px;
  background: var(--color-primary);
}

.blog-header__title {
  font-size: clamp(2rem, 4vw, var(--font-size-4xl));
  line-height: 1.15;
  margin-bottom: var(--space-4);
}

.blog-header__description {
  font-size: var(--font-size-lg);
  color: var(--color-gray-600);
  line-height: 1.7;
}

.blog-posts {
  padding: var(--space-16) 0 var(--space-20);
}

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

.blog-card {
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: 8px;
  overflow: hidden;
  transition: all var(--transition-slow);
}

.blog-card:hover {
  border-color: var(--color-primary);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.08);
  transform: translateY(-4px);
}

.blog-card__link {
  display: block;
  color: inherit;
}

.blog-card__image {
  aspect-ratio: 16 / 9;
  background: var(--color-light);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.blog-card__image picture {
  display: contents;
}

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

.blog-card:hover .blog-card__image img {
  transform: scale(1.05);
}

.blog-card__image-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gray-400);
}

.blog-card__image-placeholder svg {
  width: 48px;
  height: 48px;
}

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

.blog-card__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-4);
}

.blog-card__category {
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-primary);
}

.blog-card__date {
  font-size: var(--font-size-xs);
  color: var(--color-gray-600);
}

.blog-card__title {
  font-size: var(--font-size-lg);
  line-height: 1.3;
  margin-bottom: var(--space-3);
  transition: color var(--transition-fast);
}

.blog-card:hover .blog-card__title {
  color: var(--color-primary);
}

.blog-card__excerpt {
  font-size: var(--font-size-sm);
  color: var(--color-gray-600);
  line-height: 1.6;
  margin-bottom: var(--space-4);
}

.blog-card__cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-primary);
  transition: gap var(--transition-fast);
}

.blog-card:hover .blog-card__cta {
  gap: var(--space-3);
}

/* Active nav link */
.nav__link--active {
  color: var(--color-primary);
}

.nav__link--active::after {
  width: 100%;
}

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

@media (max-width: 768px) {
  .blog-posts__grid {
    grid-template-columns: 1fr;
  }
}

/* --------------------------------------------------------------------------
   SEO Content Sections
   -------------------------------------------------------------------------- */
.header__actions {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

.lang-switch {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 2px;
  border: 1px solid var(--color-gray-200);
  border-radius: 999px;
  background: var(--color-white);
}

.lang-switch__link {
  font-size: var(--font-size-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 4px 10px;
  border-radius: 999px;
  color: var(--color-gray-600);
  transition: color var(--transition-fast), background var(--transition-fast);
}

.lang-switch__link:hover {
  color: var(--color-dark);
}

.lang-switch__link.is-active {
  background: var(--color-primary);
  color: var(--color-white);
}

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

.hero__note {
  font-size: var(--font-size-sm);
  color: var(--color-gray-600);
  margin-bottom: var(--space-6);
}

.hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-bottom: var(--space-10);
}

.meta-pill {
  display: inline-flex;
  align-items: center;
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  border: 1px solid var(--color-gray-200);
  background: var(--color-gray-100);
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-dark-muted);
}

.social-proof__tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.social-proof__tag {
  display: inline-flex;
  align-items: center;
  padding: 0.4rem 0.75rem;
  border-radius: 999px;
  border: 1px solid var(--color-gray-200);
  background: var(--color-gray-100);
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-gray-600);
}

.section--dark .section__description {
  color: rgba(255, 255, 255, 0.7);
}

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

.market-card {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 10px;
  padding: var(--space-8);
  transition: transform var(--transition-base), border-color var(--transition-base);
}

.market-card:hover {
  transform: translateY(-4px);
  border-color: rgba(255, 255, 255, 0.3);
}

.market-card__label {
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(255, 255, 255, 0.7);
}

.market-card__title {
  margin: var(--space-4) 0 var(--space-3);
}

.market-card__text {
  color: rgba(255, 255, 255, 0.75);
  font-size: var(--font-size-sm);
  line-height: 1.7;
}

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

.methodology-card {
  padding: var(--space-8);
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: 8px;
  transition: all var(--transition-slow);
}

.methodology-card:hover {
  border-color: var(--color-primary);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.06);
  transform: translateY(-4px);
}

.methodology-card__step {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: var(--color-primary);
  color: var(--color-white);
  font-size: var(--font-size-xs);
  font-weight: 700;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-6);
}

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

.methodology-card__text {
  color: var(--color-gray-600);
  font-size: var(--font-size-sm);
  line-height: 1.7;
}

.methodology__note {
  margin-top: var(--space-10);
  text-align: center;
  color: var(--color-gray-600);
  font-size: var(--font-size-sm);
}

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

.guide-card {
  padding: var(--space-8);
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: 8px;
  transition: all var(--transition-slow);
}

.guide-card:hover {
  border-color: var(--color-primary);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.08);
  transform: translateY(-4px);
}

.guide-card__tag {
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-primary);
}

.guide-card__title {
  margin: var(--space-4) 0 var(--space-3);
  font-size: var(--font-size-xl);
}

.guide-card__text {
  color: var(--color-gray-600);
  font-size: var(--font-size-sm);
  line-height: 1.7;
  margin-bottom: var(--space-6);
}

.guide-card__link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-primary);
}

.faq__list {
  max-width: 840px;
  margin: 0 auto;
  display: grid;
  gap: var(--space-4);
}

.faq-item {
  border: 1px solid var(--color-gray-200);
  border-radius: 8px;
  padding: var(--space-4) var(--space-6);
  background: var(--color-white);
}

.faq-item summary {
  list-style: none;
  cursor: pointer;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: '+';
  font-size: var(--font-size-lg);
  color: var(--color-primary);
}

.faq-item[open] summary::after {
  content: '–';
}

.faq-item p {
  margin-top: var(--space-4);
  color: var(--color-gray-600);
  font-size: var(--font-size-sm);
  line-height: 1.7;
}

.footer__disclaimer {
  font-size: var(--font-size-xs);
  color: var(--color-gray-400);
  line-height: 1.7;
  margin-top: var(--space-4);
}

.article-header__updated {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-xs);
  color: var(--color-gray-600);
}

.article-cta {
  display: inline-flex;
  margin-top: var(--space-6);
}

.article-content a.article-cta {
  color: var(--color-white);
  text-decoration: none;
}

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

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

@media (max-width: 768px) {
  .header__actions {
    gap: var(--space-4);
  }

  .lang-switch {
    border: none;
    padding: 0;
  }

  .hero__actions {
    flex-direction: column;
    align-items: stretch;
  }

  .market__grid,
  .methodology__grid,
  .guides__grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .meta-pill,
  .social-proof__tag {
    width: 100%;
    justify-content: center;
  }
}