/* ========================================
   STYLES — SlimmerLeren.ai
   ======================================== */

/* --- Reset --- */
*, *::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-sans);
  font-size: var(--text-base);
  line-height: var(--leading-relaxed);
  color: var(--text-primary);
  background: var(--bg-primary);
  min-height: 100vh;
  transition: background var(--transition-slow), color var(--transition-slow);
  font-feature-settings: "cv01", "ss03";
}

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

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

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

ul, ol {
  list-style: none;
}

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
  line-height: var(--leading-tight);
  font-weight: var(--weight-medium);
  letter-spacing: -0.022em;
}

h1 {
  font-size: clamp(2.5rem, 5vw, var(--text-5xl));
  letter-spacing: -0.033em;
  font-weight: 510;
}

h2 {
  font-size: clamp(1.75rem, 4vw, var(--text-3xl));
  letter-spacing: -0.022em;
  font-weight: 510;
}

h3 {
  font-size: clamp(1.25rem, 3vw, var(--text-2xl));
  font-weight: var(--weight-medium);
}

p {
  color: var(--text-secondary);
  line-height: var(--leading-relaxed);
}

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

@media (max-width: 768px) {
  .container {
    padding: 0 var(--space-4);
  }
}

/* --- Glassmorphism Utilities --- */
.glass {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
}

.glass-strong {
  background: var(--glass-bg-strong);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  transition: all var(--transition-base);
  white-space: nowrap;
  letter-spacing: -0.01em;
}

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

.btn-primary:hover {
  background: var(--accent-hover);
  box-shadow: 0 0 24px var(--accent-glow);
  transform: translateY(-1px);
}

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

.btn-secondary:hover {
  background: var(--glass-bg-strong);
  border-color: var(--border-hover);
  transform: translateY(-1px);
}

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

/* --- Section Layout --- */
.section {
  padding: var(--space-24) 0;
}

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

.section-header {
  text-align: center;
  margin-bottom: var(--space-16);
}

.section-header h2 {
  margin-bottom: var(--space-4);
}

.section-header p {
  font-size: var(--text-lg);
  max-width: 600px;
  margin: 0 auto;
  color: var(--text-secondary);
}

/* --- Grid Layouts --- */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
}

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

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

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

@media (max-width: 768px) {
  .grid-2, .grid-3, .grid-4 {
    grid-template-columns: 1fr;
  }
}

/* --- Cards --- */
.card {
  background: var(--surface-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  transition: all var(--transition-base);
}

.card:hover {
  background: var(--surface-card-hover);
  border-color: var(--border-hover);
  transform: translateY(-2px);
}

.card-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--accent-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-5);
  color: var(--accent);
  font-size: var(--text-xl);
}

.card h3 {
  margin-bottom: var(--space-3);
  font-size: var(--text-lg);
}

.card p {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.6;
}

/* --- Navbar --- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  z-index: 100;
  background: var(--surface-nav);
  backdrop-filter: var(--glass-blur-sm);
  -webkit-backdrop-filter: var(--glass-blur-sm);
  border-bottom: 1px solid var(--border-subtle);
  transition: background var(--transition-slow);
}

.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.navbar-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-lg);
  font-weight: var(--weight-semibold);
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

.navbar-logo svg {
  width: 28px;
  height: 28px;
}

.navbar-links {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.navbar-links a {
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  letter-spacing: -0.01em;
}

.navbar-links a:hover,
.navbar-links a.active {
  color: var(--text-primary);
  background: var(--bg-hover);
}

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

/* --- Theme Toggle --- */
.theme-toggle {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
  font-size: var(--text-lg);
}

.theme-toggle:hover {
  color: var(--text-primary);
  background: var(--bg-hover);
}

/* --- Hamburger Menu --- */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 24px;
  height: 24px;
  justify-content: center;
  cursor: pointer;
  background: none;
  border: none;
  padding: 0;
}

.hamburger span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all var(--transition-base);
  transform-origin: center;
}

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

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

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

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

  .navbar-links {
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    flex-direction: column;
    background: var(--surface-nav);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-bottom: 1px solid var(--border-subtle);
    padding: var(--space-4);
    gap: var(--space-1);
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
    transition: all var(--transition-base);
  }

  .navbar-links.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: all;
  }

  .navbar-links a {
    padding: var(--space-3) var(--space-4);
    font-size: var(--text-base);
    width: 100%;
  }

  .navbar-actions .btn {
    display: none;
  }
}

/* --- Hero Section --- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-24) var(--space-6);
  position: relative;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 50% -20%, rgba(124, 58, 237, 0.12), transparent),
    radial-gradient(ellipse 60% 50% at 70% 80%, rgba(124, 58, 237, 0.06), transparent),
    radial-gradient(ellipse 50% 40% at 20% 60%, rgba(99, 102, 241, 0.04), transparent);
  pointer-events: none;
}

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

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-1) var(--space-4);
  border-radius: 999px;
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  color: var(--accent);
  background: var(--accent-muted);
  border: 1px solid var(--border-accent);
  margin-bottom: var(--space-8);
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.hero h1 {
  margin-bottom: var(--space-6);
}

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

.hero p {
  font-size: clamp(var(--text-lg), 2vw, var(--text-xl));
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto var(--space-10);
}

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

.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-12);
  margin-top: var(--space-16);
  padding-top: var(--space-12);
  border-top: 1px solid var(--border-subtle);
}

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

.hero-stat-value {
  font-size: var(--text-3xl);
  font-weight: var(--weight-semibold);
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

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

@media (max-width: 768px) {
  .hero {
    padding: var(--space-16) var(--space-4);
  }

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

  .hero-actions {
    flex-direction: column;
  }

  .hero-actions .btn {
    width: 100%;
  }
}

/* --- Features Section --- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
}

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

.feature-card {
  background: var(--surface-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: var(--space-10);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent-muted), transparent);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.feature-card:hover {
  background: var(--surface-card-hover);
  border-color: var(--border-hover);
  transform: translateY(-3px);
}

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

.feature-card-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: var(--accent-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-5);
  color: var(--accent);
  font-size: 1.25rem;
}

.feature-card h3 {
  margin-bottom: var(--space-3);
  font-size: var(--text-lg);
  letter-spacing: -0.02em;
}

.feature-card p {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.7;
}

/* --- Steps Section --- */
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
  counter-reset: step;
}

.step {
  text-align: center;
  position: relative;
}

.step:not(:last-child)::after {
  content: '';
  position: absolute;
  top: 28px;
  right: -50%;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, var(--accent), transparent);
  z-index: 0;
}

.step-number {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--accent-muted);
  border: 1px solid var(--border-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-5);
  font-size: var(--text-xl);
  font-weight: var(--weight-semibold);
  color: var(--accent);
  position: relative;
  z-index: 1;
}

.step h3 {
  margin-bottom: var(--space-2);
  font-size: var(--text-lg);
}

.step p {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  max-width: 260px;
  margin: 0 auto;
}

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

  .step:not(:last-child)::after {
    display: none;
  }
}

/* --- Pricing Section --- */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4);
}

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

@media (max-width: 600px) {
  .pricing-grid {
    grid-template-columns: 1fr;
  }
}

.pricing-card {
  background: var(--surface-pricing);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  transition: all var(--transition-base);
  text-align: left;
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  position: relative;
}

.pricing-card:hover {
  background: var(--surface-card-hover);
  border-color: var(--border-hover);
  transform: translateY(-2px);
}

.pricing-card.featured {
  border-color: var(--border-accent);
  background: var(--accent-muted);
}

.pricing-card.featured::before {
  content: 'Populair';
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  padding: var(--space-1) var(--space-4);
  background: var(--accent);
  color: white;
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  border-radius: 999px;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.pricing-name {
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--text-primary);
  margin-bottom: var(--space-2);
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.pricing-price {
  font-size: var(--text-3xl);
  font-weight: var(--weight-semibold);
  color: var(--text-primary);
  letter-spacing: -0.03em;
  margin-bottom: var(--space-1);
}

.pricing-price span {
  font-size: var(--text-base);
  font-weight: var(--weight-normal);
  color: var(--text-tertiary);
}

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

.pricing-features {
  margin-bottom: var(--space-8);
}

.pricing-features li {
  font-size: var(--text-xs);
  color: var(--text-secondary);
  padding: var(--space-2) 0;
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
}

.pricing-features li::before {
  content: '✓';
  color: var(--accent);
  font-weight: 700;
  flex-shrink: 0;
}

.pricing-card .btn {
  width: 100%;
}

/* --- Testimonials --- */
.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

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

.testimonial-card {
  background: var(--surface-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  transition: all var(--transition-base);
}

.testimonial-card:hover {
  background: var(--surface-card-hover);
  border-color: var(--border-hover);
}

.testimonial-stars {
  color: #f59e0b;
  font-size: var(--text-sm);
  margin-bottom: var(--space-4);
  letter-spacing: 2px;
}

.testimonial-text {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: var(--space-6);
  font-style: italic;
}

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

.testimonial-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--accent-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--accent);
}

.testimonial-name {
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--text-primary);
}

.testimonial-role {
  font-size: var(--text-xs);
  color: var(--text-tertiary);
}

/* --- Footer --- */
.footer {
  border-top: 1px solid var(--border-subtle);
  padding: var(--space-16) 0 var(--space-8);
  margin-top: var(--space-16);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-10);
  margin-bottom: var(--space-12);
}

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

@media (max-width: 600px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

.footer-brand p {
  font-size: var(--text-sm);
  color: var(--text-tertiary);
  margin-top: var(--space-4);
  max-width: 300px;
}

.footer-col h4 {
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  color: var(--text-primary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-4);
}

.footer-col a {
  display: block;
  font-size: var(--text-sm);
  color: var(--text-tertiary);
  padding: var(--space-1) 0;
  transition: color var(--transition-fast);
}

.footer-col a:hover {
  color: var(--text-primary);
}

.footer-bottom {
  border-top: 1px solid var(--border-subtle);
  padding-top: var(--space-8);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: var(--text-xs);
  color: var(--text-tertiary);
}

.footer-bottom-links {
  display: flex;
  gap: var(--space-6);
}

.footer-bottom-links a {
  color: var(--text-tertiary);
}

.footer-bottom-links a:hover {
  color: var(--text-primary);
}

@media (max-width: 600px) {
  .footer-bottom {
    flex-direction: column;
    gap: var(--space-4);
    text-align: center;
  }
}

/* --- CTA Section --- */
.cta-section {
  text-align: center;
  padding: var(--space-24) 0;
}

.cta-section h2 {
  margin-bottom: var(--space-4);
}

.cta-section p {
  font-size: var(--text-lg);
  color: var(--text-secondary);
  max-width: 500px;
  margin: 0 auto var(--space-8);
}

/* --- Fade In Animation --- */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* --- Tags Filter --- */
.tags {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: var(--space-10);
}

.tag {
  padding: var(--space-2) var(--space-4);
  border-radius: 999px;
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--text-secondary);
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  cursor: pointer;
  transition: all var(--transition-fast);
  letter-spacing: -0.01em;
}

.tag:hover {
  color: var(--text-primary);
  background: var(--bg-hover);
  border-color: var(--border-hover);
}

.tag-active {
  color: var(--accent);
  background: var(--accent-muted);
  border-color: var(--border-accent);
}

.tag-active:hover {
  color: var(--accent-hover);
  background: var(--accent-muted);
  border-color: var(--border-accent);
}

/* --- Blog Card (Featured variant) --- */
.blog-card.featured {
  overflow: hidden;
}

.blog-card.featured:hover {
  transform: translateY(-2px);
}

@media (max-width: 768px) {
  .blog-card.featured .grid-2 {
    grid-template-columns: 1fr;
  }

  .blog-card.featured .blog-card-image {
    min-height: 200px !important;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0 !important;
  }

  .blog-card.featured .blog-card-body {
    padding: var(--space-6) !important;
  }
}

/* --- Blog Card --- */
.blog-card {
  background: var(--surface-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-base);
}

.blog-card:hover {
  background: var(--surface-card-hover);
  border-color: var(--border-hover);
  transform: translateY(-2px);
}

.blog-card-image {
  height: 200px;
  background: var(--accent-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-3xl);
}

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

.blog-card-tag {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  color: var(--accent);
  background: var(--accent-muted);
  padding: var(--space-1) var(--space-3);
  border-radius: 999px;
  margin-bottom: var(--space-3);
  letter-spacing: 0.02em;
}

.blog-card h3 {
  font-size: var(--text-lg);
  margin-bottom: var(--space-2);
}

.blog-card p {
  font-size: var(--text-sm);
  color: var(--text-tertiary);
  margin-bottom: var(--space-4);
}

.blog-card-meta {
  font-size: var(--text-xs);
  color: var(--text-tertiary);
}

/* --- Contact Form --- */
.form-group {
  margin-bottom: var(--space-5);
}

.form-group label {
  display: block;
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--text-primary);
  margin-bottom: var(--space-2);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-family: inherit;
  font-size: var(--text-sm);
  transition: border-color var(--transition-fast);
}

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

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

/* --- FAQ Accordion --- */
.faq-item {
  border-bottom: 1px solid var(--border-subtle);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-6) 0;
  font-size: var(--text-base);
  font-weight: var(--weight-medium);
  color: var(--text-primary);
  text-align: left;
  background: none;
  border: none;
  cursor: pointer;
  transition: color var(--transition-fast);
}

.faq-question:hover {
  color: var(--accent);
}

.faq-question svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  transition: transform var(--transition-base);
  color: var(--text-tertiary);
}

.faq-question.open svg {
  transform: rotate(180deg);
}

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

.faq-answer.open {
  max-height: 500px;
}

.faq-answer-inner {
  padding: 0 0 var(--space-6);
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.7;
}

/* --- Page Header --- */
.page-header {
  padding: calc(var(--nav-height) + var(--space-16)) 0 var(--space-16);
  text-align: center;
}

.page-header h1 {
  margin-bottom: var(--space-4);
}

.page-header p {
  font-size: var(--text-lg);
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

/* --- Features Detail --- */
.feature-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
  padding: var(--space-20) 0;
}

.feature-detail:nth-child(even) {
  direction: rtl;
}

.feature-detail:nth-child(even) > * {
  direction: ltr;
}

.feature-detail-text h2 {
  margin-bottom: var(--space-4);
}

.feature-detail-text p {
  font-size: var(--text-base);
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: var(--space-4);
}

.feature-detail-text ul {
  margin-top: var(--space-6);
}

.feature-detail-text li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-2) 0;
  font-size: var(--text-sm);
  color: var(--text-secondary);
}

.feature-detail-text li::before {
  content: '→';
  color: var(--accent);
  font-weight: var(--weight-semibold);
  flex-shrink: 0;
}

.feature-detail-image {
  background: var(--surface-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: var(--space-10);
  text-align: center;
  min-height: 300px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-5xl);
}

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

  .feature-detail:nth-child(even) {
    direction: ltr;
  }
}

/* --- Comparison Table --- */
.comparison-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
}

.comparison-table th,
.comparison-table td {
  padding: var(--space-4) var(--space-6);
  text-align: left;
  border-bottom: 1px solid var(--border-subtle);
}

.comparison-table th {
  font-weight: var(--weight-semibold);
  color: var(--text-primary);
  background: var(--bg-elevated);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.comparison-table td {
  color: var(--text-secondary);
}

.comparison-table .check {
  color: var(--accent);
  font-weight: 700;
}

.comparison-table .cross {
  color: var(--text-tertiary);
}

/* --- 404 Page --- */
.page-404 {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-8);
}

.page-404 h1 {
  font-size: clamp(6rem, 15vw, 10rem);
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: var(--space-4);
}

.page-404 h2 {
  margin-bottom: var(--space-4);
}

.page-404 p {
  font-size: var(--text-lg);
  color: var(--text-secondary);
  margin-bottom: var(--space-8);
}

/* --- Misc --- */
.page-content {
  max-width: 800px;
  margin: 0 auto;
  padding: calc(var(--nav-height) + var(--space-16)) var(--space-6) var(--space-24);
}

.page-content h1 {
  margin-bottom: var(--space-8);
}

.page-content h2 {
  margin-top: var(--space-12);
  margin-bottom: var(--space-4);
}

.page-content h3 {
  margin-top: var(--space-8);
  margin-bottom: var(--space-3);
}

.page-content p {
  margin-bottom: var(--space-4);
  line-height: 1.8;
}

.page-content ul,
.page-content ol {
  margin-bottom: var(--space-4);
  padding-left: var(--space-6);
}

.page-content ul {
  list-style: disc;
}

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

.page-content li {
  color: var(--text-secondary);
  margin-bottom: var(--space-2);
  line-height: 1.7;
}

.page-content a {
  color: var(--text-link);
}

.page-content a:hover {
  text-decoration: underline;
}

@media (max-width: 768px) {
  .page-content {
    padding: calc(var(--nav-height) + var(--space-10)) var(--space-4) var(--space-16);
  }
}