/* FORGE Website Styles
   World-class, premium, dark theme with Apple-inspired polish
   ============================================================ */

/* ============================================
   CSS Custom Properties (Design Tokens)
   ============================================ */
:root {
  /* Colors */
  --bg-primary: #000000;
  --bg-secondary: #0a0a0a;
  --bg-tertiary: #111111;
  --bg-elevated: #1a1a1a;
  --bg-glass: rgba(255, 255, 255, 0.03);
  --bg-glass-hover: rgba(255, 255, 255, 0.06);

  --text-primary: #f5f5f7;
  --text-secondary: #86868b;
  --text-tertiary: #6e6e73;
  --text-quaternary: #48484a;

  --accent: #d4a84b;
  --accent-hover: #e6bc5c;
  --accent-subtle: rgba(212, 168, 75, 0.1);
  --accent-glow: rgba(212, 168, 75, 0.3);

  --border: rgba(255, 255, 255, 0.08);
  --border-subtle: rgba(255, 255, 255, 0.04);
  --border-accent: rgba(212, 168, 75, 0.3);

  /* Gradients */
  --gradient-radial: radial-gradient(ellipse 80% 50% at 50% -20%, rgba(212, 168, 75, 0.15), transparent);
  --gradient-fade: linear-gradient(180deg, transparent, var(--bg-primary));
  --gradient-shine: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.05), transparent);

  /* Typography */
  --font-display: 'SF Pro Display', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-text: 'SF Pro Text', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'SF Mono', SFMono-Regular, Consolas, 'Liberation Mono', Menlo, monospace;

  /* 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;
  --space-5xl: 8rem;

  /* Layout */
  --max-width: 1200px;
  --max-width-narrow: 680px;
  --max-width-text: 540px;
  --header-height: 56px;

  /* Animation */
  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-out-quart: cubic-bezier(0.25, 1, 0.5, 1);
  --ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);
  --duration-fast: 150ms;
  --duration-normal: 300ms;
  --duration-slow: 500ms;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.5);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.6);
  --shadow-glow: 0 0 60px rgba(212, 168, 75, 0.15);

  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;
}

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

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scroll-behavior: smooth;
  text-rendering: optimizeLegibility;
}

body {
  font-family: var(--font-text);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

::selection {
  background: var(--accent);
  color: var(--bg-primary);
}

/* ============================================
   Typography
   ============================================ */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.025em;
  line-height: 1.1;
  color: var(--text-primary);
}

.display-1 {
  font-size: clamp(3rem, 10vw, 6rem);
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 0.95;
}

.display-2 {
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 600;
  letter-spacing: -0.03em;
}

.display-3 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 600;
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(2rem, 5vw, 3rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2rem); margin-bottom: var(--space-lg); }
h3 { font-size: 1.25rem; margin-bottom: var(--space-md); }

p {
  color: var(--text-secondary);
  margin-bottom: var(--space-md);
  max-width: 65ch;
}

.lead {
  font-size: clamp(1.125rem, 2vw, 1.375rem);
  line-height: 1.5;
  color: var(--text-secondary);
}

.eyebrow {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: var(--space-md);
  display: block;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-in-out);
}

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

/* ============================================
   Layout
   ============================================ */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

.container-narrow {
  max-width: var(--max-width-narrow);
}

.section {
  padding: var(--space-5xl) 0;
  position: relative;
}

.section-sm {
  padding: var(--space-4xl) 0;
}

/* ============================================
   Header
   ============================================ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-height);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  background: rgba(0, 0, 0, 0.8);
  border-bottom: 1px solid var(--border-subtle);
  transition: all var(--duration-normal) var(--ease-in-out);
}

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

.logo {
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--text-primary);
  transition: opacity var(--duration-fast) var(--ease-in-out);
}

.logo:hover {
  opacity: 0.8;
  color: var(--text-primary);
}

.logo-image {
  height: 44px;
  width: auto;
  display: block;
  filter: brightness(0) invert(1); /* Makes dark logo white for dark bg */
  transition: opacity var(--duration-fast) var(--ease-in-out);
}

.logo:hover .logo-image {
  opacity: 0.8;
}

@media (max-width: 480px) {
  .logo-image {
    height: 36px;
  }
}

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

.nav a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color var(--duration-fast) var(--ease-in-out);
}

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

/* ============================================
   Hero Section
   ============================================ */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: calc(var(--header-height) + var(--space-4xl)) var(--space-xl) var(--space-4xl);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 200%;
  height: 100%;
  background: var(--gradient-radial);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 900px;
}

.hero-wordmark {
  font-family: var(--font-display);
  font-size: clamp(4rem, 15vw, 10rem);
  font-weight: 800;
  letter-spacing: 0.15em;
  color: var(--text-primary);
  margin-bottom: var(--space-xl);
  background: linear-gradient(180deg, var(--text-primary) 0%, var(--text-secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  opacity: 0;
  animation: fadeInUp 1s var(--ease-out-expo) 0.2s forwards;
}

.hero-tagline {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  font-weight: 500;
  color: var(--accent);
  margin-bottom: var(--space-lg);
  letter-spacing: -0.02em;
  opacity: 0;
  animation: fadeInUp 1s var(--ease-out-expo) 0.4s forwards;
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--text-secondary);
  max-width: 500px;
  margin: 0 auto var(--space-3xl);
  line-height: 1.6;
  opacity: 0;
  animation: fadeInUp 1s var(--ease-out-expo) 0.6s forwards;
}

.hero-cta {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-lg);
  opacity: 0;
  animation: fadeInUp 1s var(--ease-out-expo) 0.8s forwards;
}

/* App Store Button */
.app-store-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md) var(--space-xl);
  background: var(--text-primary);
  color: var(--bg-primary);
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 1rem;
  transition: all var(--duration-normal) var(--ease-out-quart);
  border: none;
  cursor: pointer;
}

.app-store-btn:hover {
  transform: scale(1.02);
  box-shadow: var(--shadow-lg);
  color: var(--bg-primary);
}

.app-store-btn svg {
  width: 24px;
  height: 24px;
}

.app-store-badge {
  display: inline-block;
  transition: all var(--duration-normal) var(--ease-out-quart);
}

.app-store-badge:hover {
  transform: scale(1.02);
}

.app-store-badge img {
  height: 54px;
  display: block;
}

/* Scroll Indicator */
.scroll-indicator {
  position: absolute;
  bottom: var(--space-3xl);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  opacity: 0;
  animation: fadeIn 1s var(--ease-out-expo) 1.2s forwards;
}

.scroll-indicator span {
  font-size: 0.75rem;
  color: var(--text-tertiary);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.scroll-indicator::after {
  content: '';
  width: 1px;
  height: 40px;
  background: linear-gradient(180deg, var(--text-tertiary), transparent);
  animation: scrollPulse 2s var(--ease-in-out) infinite;
}

/* ============================================
   App Mockup
   ============================================ */
.app-mockup {
  margin-top: var(--space-4xl);
  opacity: 0;
  animation: fadeInUp 1.2s var(--ease-out-expo) 1s forwards;
  display: flex;
  justify-content: center;
}

.mockup-image {
  max-width: 300px;
  width: 100%;
  height: auto;
  border-radius: var(--radius-xl);
  box-shadow:
    0 50px 100px -20px rgba(0, 0, 0, 0.5),
    0 30px 60px -30px rgba(0, 0, 0, 0.5),
    0 0 60px rgba(212, 168, 75, 0.15);
  transition: transform var(--duration-normal) var(--ease-out-expo),
              box-shadow var(--duration-normal) var(--ease-out-expo);
}

.mockup-image:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow:
    0 60px 120px -20px rgba(0, 0, 0, 0.6),
    0 40px 80px -30px rgba(0, 0, 0, 0.5),
    0 0 80px rgba(212, 168, 75, 0.2);
}

@media (max-width: 768px) {
  .mockup-image {
    max-width: 260px;
  }
}

@media (max-width: 480px) {
  .mockup-image {
    max-width: 220px;
  }
}

/* ============================================
   Features Section
   ============================================ */
.features {
  background: var(--bg-secondary);
  position: relative;
}

.features::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border), transparent);
}

.features-header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto var(--space-4xl);
}

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

@media (max-width: 900px) {
  .feature-grid {
    grid-template-columns: 1fr;
    max-width: 500px;
    margin: 0 auto;
  }
}

.feature-card {
  background: var(--bg-glass);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  transition: all var(--duration-normal) var(--ease-out-quart);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--gradient-shine);
  opacity: 0;
  transition: opacity var(--duration-normal) var(--ease-in-out);
}

.feature-card:hover {
  background: var(--bg-glass-hover);
  border-color: var(--border-accent);
  transform: translateY(-4px);
}

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

.feature-icon {
  width: 48px;
  height: 48px;
  background: var(--accent-subtle);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-lg);
  color: var(--accent);
}

.feature-icon svg {
  width: 24px;
  height: 24px;
}

.feature-title {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-sm);
}

.feature-description {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 0;
}

/* ============================================
   Philosophy Section
   ============================================ */
.philosophy {
  text-align: center;
  position: relative;
  overflow: hidden;
}

.philosophy::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--accent-subtle) 0%, transparent 70%);
  pointer-events: none;
}

.philosophy-content {
  position: relative;
  z-index: 1;
}

.philosophy-quote {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 3rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  max-width: 800px;
  margin: 0 auto var(--space-2xl);
  line-height: 1.3;
}

.philosophy-attribution {
  font-size: 1rem;
  color: var(--text-tertiary);
}

/* ============================================
   How It Works Section
   ============================================ */
.how-it-works {
  background: var(--bg-secondary);
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3xl);
  margin-top: var(--space-4xl);
}

@media (max-width: 900px) {
  .steps {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin: var(--space-4xl) auto 0;
  }
}

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

.step-number {
  font-family: var(--font-display);
  font-size: 4rem;
  font-weight: 700;
  color: var(--accent);
  opacity: 0.2;
  margin-bottom: var(--space-md);
  line-height: 1;
}

.step-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-sm);
}

.step-description {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  max-width: 280px;
  margin: 0 auto;
}

/* ============================================
   Testimonials Section
   ============================================ */
.testimonials {
  overflow: hidden;
}

.testimonials-header {
  text-align: center;
  margin-bottom: var(--space-4xl);
}

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

@media (max-width: 900px) {
  .testimonial-grid {
    grid-template-columns: 1fr;
    max-width: 500px;
    margin: 0 auto;
  }
}

.testimonial-card {
  background: var(--bg-glass);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  display: flex;
  flex-direction: column;
}

.testimonial-quote {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: var(--space-xl);
  flex-grow: 1;
}

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

.testimonial-avatar {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  background: var(--bg-elevated);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  color: var(--accent);
  font-size: 1rem;
}

.testimonial-info {
  display: flex;
  flex-direction: column;
}

.testimonial-name {
  font-weight: 600;
  color: var(--text-primary);
  font-size: 0.9375rem;
}

.testimonial-role {
  font-size: 0.8125rem;
  color: var(--text-tertiary);
}

/* ============================================
   CTA Section
   ============================================ */
.cta {
  text-align: center;
  background: var(--bg-secondary);
  position: relative;
  overflow: hidden;
}

.cta::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 200%;
  height: 100%;
  background: radial-gradient(ellipse 50% 80% at 50% 120%, var(--accent-subtle), transparent);
  pointer-events: none;
}

.cta-content {
  position: relative;
  z-index: 1;
}

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

.cta .lead {
  margin-bottom: var(--space-2xl);
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

/* ============================================
   Footer
   ============================================ */
.footer {
  border-top: 1px solid var(--border);
  padding: var(--space-3xl) 0;
  background: var(--bg-primary);
}

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

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

.footer-links a {
  font-size: 0.875rem;
  color: var(--text-tertiary);
  transition: color var(--duration-fast) var(--ease-in-out);
}

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

.footer-copyright {
  font-size: 0.8125rem;
  color: var(--text-quaternary);
  margin: 0;
}

@media (max-width: 640px) {
  .footer-content {
    flex-direction: column;
    text-align: center;
  }
}

/* ============================================
   Legal Pages
   ============================================ */
.legal-page {
  padding-top: calc(var(--header-height) + var(--space-4xl));
  padding-bottom: var(--space-4xl);
  min-height: 100vh;
}

/* Extra padding on mobile to account for browser chrome */
@media (max-width: 768px) {
  .legal-page {
    padding-top: calc(var(--header-height) + var(--space-5xl));
  }
}

.legal-header {
  margin-bottom: var(--space-3xl);
  padding-bottom: var(--space-2xl);
  border-bottom: 1px solid var(--border);
}

.legal-header h1 {
  margin-bottom: var(--space-sm);
}

.effective-date {
  color: var(--text-tertiary);
  font-size: 0.875rem;
}

.legal-content {
  color: var(--text-secondary);
}

.legal-content h2 {
  margin-top: var(--space-3xl);
  margin-bottom: var(--space-md);
  color: var(--text-primary);
  font-size: 1.375rem;
}

.legal-content h2:first-of-type {
  margin-top: 0;
}

.legal-content h3 {
  margin-top: var(--space-2xl);
  margin-bottom: var(--space-sm);
  color: var(--text-primary);
  font-size: 1.125rem;
}

.legal-content p {
  margin-bottom: var(--space-md);
  line-height: 1.7;
}

.legal-content ul,
.legal-content ol {
  margin-bottom: var(--space-lg);
  padding-left: var(--space-xl);
}

.legal-content li {
  margin-bottom: var(--space-sm);
  line-height: 1.7;
}

.legal-content strong {
  color: var(--text-primary);
}

/* ============================================
   Support Page
   ============================================ */
.support-header {
  margin-bottom: var(--space-2xl);
}

.support-intro {
  margin-bottom: var(--space-3xl);
}

.support-card {
  background: var(--bg-glass);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  margin-bottom: var(--space-4xl);
  transition: border-color var(--duration-normal) var(--ease-in-out);
}

.support-card:hover {
  border-color: var(--border-accent);
}

.support-card h2 {
  margin-top: 0;
  margin-bottom: var(--space-md);
}

.support-email {
  font-size: 1.375rem;
  font-weight: 600;
  color: var(--accent);
}

.support-note {
  margin-top: var(--space-lg);
  font-size: 0.875rem;
  color: var(--text-tertiary);
}

.faq-section h2 {
  margin-bottom: var(--space-2xl);
  font-size: 1.5rem;
}

.faq-item {
  margin-bottom: var(--space-2xl);
  padding-bottom: var(--space-2xl);
  border-bottom: 1px solid var(--border);
}

.faq-item:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

.faq-item h3 {
  color: var(--text-primary);
  margin-bottom: var(--space-md);
  font-size: 1.125rem;
}

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

.faq-item p:last-child {
  margin-bottom: 0;
}

.faq-item ol {
  margin-bottom: var(--space-md);
  padding-left: var(--space-xl);
}

.faq-item li {
  margin-bottom: var(--space-xs);
  color: var(--text-secondary);
}

/* ============================================
   Animations
   ============================================ */
@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

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

@keyframes scrollPulse {
  0%, 100% {
    opacity: 1;
    transform: scaleY(1);
  }
  50% {
    opacity: 0.5;
    transform: scaleY(0.8);
  }
}

/* Scroll-triggered animations */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(40px);
  transition:
    opacity 0.8s var(--ease-out-expo),
    transform 0.8s var(--ease-out-expo);
}

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

.animate-on-scroll.delay-1 { transition-delay: 0.1s; }
.animate-on-scroll.delay-2 { transition-delay: 0.2s; }
.animate-on-scroll.delay-3 { transition-delay: 0.3s; }
.animate-on-scroll.delay-4 { transition-delay: 0.4s; }

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 768px) {
  :root {
    --space-4xl: 4rem;
    --space-5xl: 5rem;
  }

  .container {
    padding: 0 var(--space-lg);
  }

  .header-content {
    padding: 0 var(--space-lg);
  }

  .hero {
    padding-left: var(--space-lg);
    padding-right: var(--space-lg);
  }

  .nav {
    gap: var(--space-lg);
  }

  .feature-grid,
  .testimonial-grid {
    gap: var(--space-lg);
  }
}

@media (max-width: 480px) {
  .nav a {
    font-size: 0.8125rem;
  }

  .logo {
    font-size: 1rem;
  }

  .hero-wordmark {
    letter-spacing: 0.1em;
  }

  .app-store-btn {
    padding: var(--space-md) var(--space-lg);
    font-size: 0.9375rem;
  }
}

/* ============================================
   Utilities
   ============================================ */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-accent { color: var(--accent); }
.text-muted { color: var(--text-tertiary); }

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

.hidden { display: none; }
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}