/* ==========================================================================
   Hardcore Focus - Main Stylesheet
   ========================================================================== */

/* --------------------------------------------------------------------------
   Design Tokens
   -------------------------------------------------------------------------- */
:root {
  /* Colors */
  --color-primary: #0033cc;
  --color-primary-light: #3366ff;
  --color-primary-dark: #002299;
  --color-accent: #e0e8ff;
  --color-accent-light: #f0f4ff;
  --color-text: #1a1a1a;
  --color-text-light: #666666;
  --color-text-muted: #767676; /* WCAG AA compliant */
  --color-background: #ffffff;
  --color-background-gradient: linear-gradient(135deg, #ffffff 0%, #f0f4ff 100%);
  --color-border: #e0e8ff;
  --color-border-dark: #0033cc;

  /* Typography */
  --font-family: 'JetBrains Mono', monospace;
  --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;
  --line-height: 1.6;
  --line-height-tight: 1.3;
  --line-height-loose: 1.8;

  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;
  --spacing-3xl: 6rem;
  --spacing-4xl: 8rem;

  /* Layout */
  --max-width: 1200px;
  --max-width-content: 800px;
  --max-width-narrow: 600px;

  /* Borders & Radius */
  --border-radius-sm: 8px;
  --border-radius: 12px;
  --border-radius-lg: 16px;
  --border-radius-xl: 24px;
  --border-width: 2px;

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 51, 153, 0.06);
  --shadow-md: 0 4px 12px rgba(0, 51, 153, 0.08);
  --shadow-lg: 0 8px 24px rgba(0, 51, 153, 0.12);
  --shadow-xl: 0 16px 48px rgba(0, 51, 153, 0.16);

  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition: 0.2s ease;
  --transition-slow: 0.3s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: var(--line-height);
  color: var(--color-text);
  background: var(--color-background-gradient);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

a:hover {
  text-decoration: underline;
}

/* --------------------------------------------------------------------------
   Typography
   -------------------------------------------------------------------------- */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: var(--line-height-tight);
  color: var(--color-text);
}

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

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(--spacing-sm);
}

strong {
  font-weight: 700;
  color: var(--color-primary);
}

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

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

.section {
  padding: var(--spacing-2xl) 0;
}

.hero + .section {
  padding-top: var(--spacing-lg);
}

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

/* --------------------------------------------------------------------------
   Header & Navigation
   -------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
  padding: var(--spacing-sm) 0;
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.site-logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  text-decoration: none;
}

.site-logo img {
  width: 40px;
  height: 40px;
  border-radius: var(--border-radius-sm);
  box-shadow: var(--shadow-sm);
}

.site-logo span {
  font-weight: 700;
  font-size: var(--font-size-lg);
  color: var(--color-text);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
}

.site-nav a {
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text);
  text-decoration: none;
  transition: color var(--transition);
}

.site-nav a:hover {
  color: var(--color-primary);
  text-decoration: none;
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--spacing-xs);
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  margin: 5px 0;
  transition: var(--transition);
}

/* --------------------------------------------------------------------------
   Buttons
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-sm) var(--spacing-lg);
  font-family: var(--font-family);
  font-size: var(--font-size-sm);
  font-weight: 700;
  text-decoration: none;
  border-radius: var(--border-radius);
  border: var(--border-width) solid transparent;
  cursor: pointer;
  transition: all var(--transition);
}

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

.btn--primary:hover {
  background: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  text-decoration: none;
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  color: white !important;
}

.site-nav .btn--primary {
  color: white !important;
}

.site-nav .btn--primary:hover {
  color: white !important;
}

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

.btn--secondary:hover {
  background: var(--color-primary);
  color: white;
  text-decoration: none;
}

.app-store-button {
  display: inline-block;
  transition: transform var(--transition), filter var(--transition);
}

.app-store-button:hover {
  transform: scale(1.05);
  filter: brightness(1.1);
}

.app-store-button img {
  height: 54px;
  filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.15));
}

/* --------------------------------------------------------------------------
   Hero Section
   -------------------------------------------------------------------------- */
.hero {
  padding: var(--spacing-2xl) 0 var(--spacing-sm);
  text-align: center;
}

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

.hero-logo {
  width: 80px;
  height: 80px;
  margin: 0 auto var(--spacing-lg);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-lg);
}

.ascii-title {
  color: var(--color-primary);
  font-size: clamp(0.5rem, 1.5vw, 0.9rem);
  font-weight: 700;
  white-space: pre;
  line-height: 1.2;
  margin: var(--spacing-lg) 0;
  letter-spacing: -0.02em;
}

.hero h1 {
  font-size: clamp(var(--font-size-2xl), 5vw, var(--font-size-4xl));
  margin-bottom: var(--spacing-md);
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.hero-subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-text-light);
  margin-bottom: var(--spacing-xl);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.hero-cta {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-2xl);
}

.hero-screenshot {
  margin-top: var(--spacing-2xl);
}

/* --------------------------------------------------------------------------
   Screenshot Placeholder
   -------------------------------------------------------------------------- */
.screenshot-placeholder {
  background: var(--color-accent-light);
  border: 2px dashed var(--color-border);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-2xl);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  color: var(--color-text-muted);
  min-height: 400px;
}

.screenshot-placeholder--phone {
  max-width: 300px;
  margin: 0 auto;
  aspect-ratio: 9/19;
  border-radius: var(--border-radius-xl);
}

.screenshot-placeholder svg {
  width: 48px;
  height: 48px;
  stroke: var(--color-text-muted);
}

/* Real Screenshots */
.screenshot-phone {
  max-width: 280px;
  width: 100%;
  height: auto;
  border-radius: var(--border-radius-xl);
  box-shadow: var(--shadow-xl);
}

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

.hero-screenshot .screenshot-phone {
  max-width: 320px;
}

/* --------------------------------------------------------------------------
   Cards
   -------------------------------------------------------------------------- */
.card {
  background: var(--color-background);
  border: var(--border-width) solid var(--color-border);
  border-radius: var(--border-radius);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-md);
  transition: transform var(--transition), box-shadow var(--transition);
}

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

.card--featured {
  border-color: var(--color-primary);
}

.card-icon {
  width: 48px;
  height: 48px;
  margin-bottom: var(--spacing-md);
  color: var(--color-primary);
}

.card h3 {
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-sm);
}

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

/* --------------------------------------------------------------------------
   Feature Grid
   -------------------------------------------------------------------------- */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-lg);
}

@media (max-width: 900px) {
  .feature-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

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

/* --------------------------------------------------------------------------
   Feature Showcase (Alternating)
   -------------------------------------------------------------------------- */
.feature-showcase {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-2xl);
  align-items: center;
}

.feature-showcase--reverse {
  direction: rtl;
}

.feature-showcase--reverse > * {
  direction: ltr;
}

.feature-showcase-content h2 {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--spacing-md);
}

.feature-showcase-content p {
  color: var(--color-text-light);
  margin-bottom: var(--spacing-md);
  line-height: var(--line-height-loose);
}

.feature-showcase-content ul {
  list-style: none;
  margin-bottom: var(--spacing-lg);
}

.feature-showcase-content li {
  position: relative;
  padding-left: var(--spacing-lg);
  margin-bottom: var(--spacing-sm);
  color: var(--color-text-light);
}

.feature-showcase-content li::before {
  content: ">";
  position: absolute;
  left: 0;
  color: var(--color-primary);
  font-weight: 700;
}

@media (max-width: 768px) {
  .feature-showcase {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
  }

  .feature-showcase--reverse {
    direction: ltr;
  }
}

/* --------------------------------------------------------------------------
   Pro Badge
   -------------------------------------------------------------------------- */
.badge {
  display: inline-block;
  padding: 2px 8px;
  font-size: var(--font-size-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: 4px;
  background: var(--color-primary);
  color: white;
}

.badge--pro {
  background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
}

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

.testimonial {
  background: var(--color-background);
  border: var(--border-width) solid var(--color-border);
  border-radius: var(--border-radius);
  padding: var(--spacing-lg);
}

.testimonial-quote {
  font-size: var(--font-size-base);
  color: var(--color-text);
  margin-bottom: var(--spacing-md);
  font-style: italic;
}

.testimonial-author {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
}

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

/* --------------------------------------------------------------------------
   FAQ
   -------------------------------------------------------------------------- */
.faq-list {
  max-width: var(--max-width-content);
  margin: 0 auto;
}

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

.faq-question {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-md) 0;
  background: none;
  border: none;
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  font-weight: 700;
  color: var(--color-text);
  text-align: left;
  cursor: pointer;
  transition: color var(--transition);
}

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

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

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

.faq-answer {
  display: none;
  padding-bottom: var(--spacing-md);
  color: var(--color-text-light);
  line-height: var(--line-height-loose);
}

.faq-item.active .faq-answer {
  display: block;
}

/* --------------------------------------------------------------------------
   Pricing
   -------------------------------------------------------------------------- */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-lg);
  max-width: 800px;
  margin: 0 auto;
}

.pricing-card {
  background: var(--color-background);
  border: var(--border-width) solid var(--color-border);
  border-radius: var(--border-radius);
  padding: var(--spacing-xl);
  text-align: center;
}

.pricing-card--featured {
  border-color: var(--color-primary);
  position: relative;
}

.pricing-card--featured::before {
  content: "Recommended";
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-primary);
  color: white;
  padding: 4px 12px;
  font-size: var(--font-size-xs);
  font-weight: 700;
  border-radius: 4px;
}

.pricing-card h3 {
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-xs);
}

.pricing-card .price {
  font-size: var(--font-size-3xl);
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--spacing-md);
}

.pricing-card .price span {
  font-size: var(--font-size-base);
  color: var(--color-text-light);
  font-weight: 400;
}

.pricing-features {
  list-style: none;
  text-align: left;
  margin-bottom: var(--spacing-lg);
}

.pricing-features li {
  padding: var(--spacing-xs) 0;
  padding-left: var(--spacing-lg);
  position: relative;
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
}

.pricing-features li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--color-primary);
  font-weight: 700;
}

.pricing-features li.disabled {
  color: var(--color-text-muted);
  text-decoration: line-through;
}

.pricing-features li.disabled::before {
  content: "✗";
  color: var(--color-text-muted);
}

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

/* --------------------------------------------------------------------------
   CTA Section
   -------------------------------------------------------------------------- */
.cta-section {
  text-align: center;
  padding: var(--spacing-4xl) 0;
  background: var(--color-accent-light);
}

.cta-section h2 {
  font-size: var(--font-size-3xl);
  margin-bottom: var(--spacing-md);
}

.cta-section p {
  font-size: var(--font-size-lg);
  color: var(--color-text-light);
  margin-bottom: var(--spacing-xl);
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.site-footer {
  padding: var(--spacing-2xl) 0;
  border-top: 1px solid var(--color-border);
  color: var(--color-text-light);
  font-size: var(--font-size-sm);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: var(--spacing-2xl);
  margin-bottom: var(--spacing-2xl);
}

.footer-brand p {
  margin-top: var(--spacing-sm);
  max-width: 250px;
}

.footer-nav-title {
  font-size: var(--font-size-sm);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--spacing-md);
}

.footer-nav ul {
  list-style: none;
}

.footer-nav li {
  margin-bottom: var(--spacing-xs);
}

.footer-nav a {
  color: var(--color-text-light);
}

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

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

.social-links {
  display: flex;
  gap: var(--spacing-sm);
}

.social-links a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--border-radius-sm);
  background: var(--color-accent-light);
  color: var(--color-text);
  transition: all var(--transition);
}

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

.social-links svg {
  width: 18px;
  height: 18px;
}

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

  .footer-brand {
    grid-column: span 2;
  }

  .footer-bottom {
    flex-direction: column;
    gap: var(--spacing-sm);
    text-align: center;
  }
}

/* --------------------------------------------------------------------------
   Blog Styles
   -------------------------------------------------------------------------- */
.blog-list-simple {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.blog-item {
  padding-bottom: var(--spacing-lg);
  border-bottom: 1px solid var(--color-border);
}

.blog-item:last-child {
  border-bottom: none;
}

.blog-item h3 {
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-xs);
}

.blog-item h3 a {
  color: var(--color-text);
  text-decoration: none;
}

.blog-item h3 a:hover {
  color: var(--color-primary);
}

.blog-item p {
  color: var(--color-text-light);
  margin-bottom: 0;
}

.blog-list {
  display: grid;
  gap: var(--spacing-lg);
}

.blog-card {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--spacing-lg);
  background: var(--color-background);
  border: var(--border-width) solid var(--color-border);
  border-radius: var(--border-radius);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
}

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

.blog-card-image {
  background: var(--color-accent-light);
  min-height: 200px;
}

.blog-card-content {
  padding: var(--spacing-lg);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.blog-card-meta {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-sm);
}

.blog-card h3 {
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-sm);
}

.blog-card h3 a {
  color: var(--color-text);
}

.blog-card h3 a:hover {
  color: var(--color-primary);
  text-decoration: none;
}

.blog-card p {
  color: var(--color-text-light);
  margin-bottom: 0;
}

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

/* Blog Post */
.post-header {
  text-align: center;
  padding: var(--spacing-3xl) 0;
  max-width: var(--max-width-content);
  margin: 0 auto;
}

.post-meta {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-md);
}

.post-header h1 {
  font-size: clamp(var(--font-size-2xl), 5vw, var(--font-size-4xl));
  margin-bottom: var(--spacing-md);
}

.post-content {
  max-width: var(--max-width-content);
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

.post-content h2 {
  margin-top: var(--spacing-2xl);
  margin-bottom: var(--spacing-md);
}

.post-content h3 {
  margin-top: var(--spacing-xl);
  margin-bottom: var(--spacing-sm);
}

.post-content p {
  line-height: var(--line-height-loose);
  margin-bottom: var(--spacing-md);
}

.post-content ul, .post-content ol {
  margin-bottom: var(--spacing-md);
  padding-left: var(--spacing-lg);
}

.post-content li {
  margin-bottom: var(--spacing-xs);
  line-height: var(--line-height-loose);
}

.post-content blockquote {
  border-left: 4px solid var(--color-primary);
  padding-left: var(--spacing-lg);
  margin: var(--spacing-lg) 0;
  font-style: italic;
  color: var(--color-text-light);
}

.post-content code {
  font-family: var(--font-family);
  background: var(--color-accent-light);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: var(--font-size-sm);
}

.post-content pre {
  background: var(--color-text);
  color: var(--color-background);
  padding: var(--spacing-lg);
  border-radius: var(--border-radius);
  overflow-x: auto;
  margin-bottom: var(--spacing-md);
}

.post-content pre code {
  background: none;
  padding: 0;
  color: inherit;
}

/* --------------------------------------------------------------------------
   Problem/Solution Section
   -------------------------------------------------------------------------- */
.problem-solution {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
}

.problem-card, .solution-card {
  background: var(--color-background);
  border: var(--border-width) solid var(--color-border);
  border-radius: var(--border-radius);
  padding: var(--spacing-xl);
}

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

.solution-card {
  border-color: var(--color-primary);
}

.problem-card h3, .solution-card h3 {
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-md);
}

.solution-card h3 {
  color: var(--color-primary);
}

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

/* --------------------------------------------------------------------------
   Section Headers
   -------------------------------------------------------------------------- */
.section-header {
  text-align: center;
  max-width: var(--max-width-content);
  margin: 0 auto var(--spacing-2xl);
}

.section-header h2 {
  font-size: var(--font-size-3xl);
  margin-bottom: var(--spacing-sm);
}

.section-header p {
  font-size: var(--font-size-lg);
  color: var(--color-text-light);
}

/* --------------------------------------------------------------------------
   Manifesto Box (Legacy Support)
   -------------------------------------------------------------------------- */
.manifesto {
  background: var(--color-background);
  border: var(--border-width) solid var(--color-primary);
  border-radius: var(--border-radius);
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-lg);
  font-size: var(--font-size-base);
  line-height: var(--line-height-loose);
  color: var(--color-text-light);
  text-align: left;
}

/* --------------------------------------------------------------------------
   Mobile Navigation
   -------------------------------------------------------------------------- */
@media (max-width: 768px) {
  .nav-toggle {
    display: block;
  }

  .site-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-background);
    flex-direction: column;
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--color-border);
    display: none;
    gap: var(--spacing-md);
  }

  .site-nav.active {
    display: flex;
  }

  .site-logo span {
    display: none;
  }

  .ascii-title {
    font-size: clamp(0.35rem, 2vw, 0.6rem);
  }

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

  h2 {
    font-size: var(--font-size-xl);
  }

  .section {
    padding: var(--spacing-2xl) 0;
  }
}

/* --------------------------------------------------------------------------
   Utilities
   -------------------------------------------------------------------------- */
.text-center {
  text-align: center;
}

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

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mt-4 { margin-top: var(--spacing-xl); }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }
.mb-4 { margin-bottom: var(--spacing-xl); }

.hidden {
  display: none !important;
}

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

/* --------------------------------------------------------------------------
   Pro Feature Grid
   -------------------------------------------------------------------------- */
.pro-feature-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-lg);
  margin-top: var(--spacing-xl);
}

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

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

/* --------------------------------------------------------------------------
   Platforms Section
   -------------------------------------------------------------------------- */
.platforms-section {
  padding-bottom: var(--spacing-xl);
  overflow: hidden;
}

.platforms-showcase {
  max-width: 1000px;
  margin: 0 auto;
}

/* Top row: iPhone + Mac */
.platforms-top {
  display: flex;
  justify-content: center;
  align-items: flex-end;
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-lg);
}

/* Bottom row: iPad + Watch */
.platforms-bottom {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--spacing-lg);
}

/* Device base styles */
.device {
  text-align: center;
}

.device-label {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  font-weight: 500;
  margin-top: var(--spacing-sm);
  display: block;
}

.device-frame {
  position: relative;
  overflow: hidden;
}

.device-frame img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* iPhone - with device bezel */
.device--iphone .device-frame {
  width: 180px;
  height: 380px;
  background: #1a1a1a;
  border-radius: 36px;
  padding: 12px;
  box-shadow: var(--shadow-lg);
}

.device--iphone .device-frame img {
  border-radius: 24px;
}

/* Mac - no frame, just the screenshot */
.device--mac .device-frame {
  width: 500px;
}

.device--mac .device-frame img {
  border-radius: 8px;
  box-shadow: var(--shadow-lg);
}

/* iPad - cropped, only show top portion */
.device--ipad .device-frame {
  width: 450px;
  height: 200px;
  background: #1a1a1a;
  border-radius: 20px 20px 0 0;
  padding: 10px 10px 0 10px;
  box-shadow: var(--shadow-lg);
}

.device--ipad .device-frame img {
  border-radius: 12px 12px 0 0;
  object-position: top;
}

/* Apple Watch */
.device--watch {
  opacity: 0.5;
}

.device--watch .device-frame {
  width: 80px;
  height: 100px;
  background: #1a1a1a;
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
}

.coming-soon-text {
  font-size: 12px;
  color: #ffffff; /* White text on dark background for accessibility */
  text-align: center;
  font-weight: 500;
  padding: var(--spacing-xs);
}

/* Responsive - scale everything together */
@media (max-width: 900px) {
  .platforms-showcase {
    transform: scale(0.8);
    transform-origin: top center;
  }
}

@media (max-width: 700px) {
  .platforms-showcase {
    transform: scale(0.6);
    transform-origin: top center;
  }

  .platforms-section {
    margin-bottom: -100px;
  }
}

@media (max-width: 500px) {
  .platforms-showcase {
    transform: scale(0.45);
    transform-origin: top center;
  }

  .platforms-section {
    margin-bottom: -180px;
  }
}