/* ===== CSS Variables ===== */
:root {
  /* Colors - Black/White theme matching icon */
  --color-primary: #1a1a1a;
  --color-primary-dark: #000000;
  --color-primary-light: #404040;
  --color-secondary: #2d2d2d;
  --color-accent: #1a1a1a;

  /* Neutrals - Light mode */
  --color-bg: #ffffff;
  --color-bg-secondary: #f8f9fa;
  --color-bg-tertiary: #f1f3f4;
  --color-surface: #ffffff;
  --color-border: #e5e7eb;

  /* Text */
  --color-text: #1a1a1a;
  --color-text-secondary: #4b5563;
  --color-text-muted: #9ca3af;

  /* Gradients - Monochrome */
  --gradient-primary: linear-gradient(
    135deg,
    #1a1a1a 0%,
    #2d2d2d 50%,
    #404040 100%
  );
  --gradient-text: linear-gradient(
    135deg,
    #1a1a1a 0%,
    #2d2d2d 35%,
    #404040 70%,
    #4b5563 100%
  );
  --gradient-glow: radial-gradient(
    ellipse at center,
    rgba(26, 26, 26, 0.05) 0%,
    transparent 70%
  );

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

  /* Typography */
  --font-family: "Inter", -apple-system, BlinkMacSystemFont, 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;

  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;

  /* Shadows - Light mode */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.1);
  --shadow-glow: 0 0 40px rgba(26, 26, 26, 0.1);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 350ms ease;
}

/* ===== Dark Theme Variables ===== */
[data-theme="dark"] {
  /* Colors - Inverted for dark mode */
  --color-primary: #ffffff;
  --color-primary-dark: #f8f9fa;
  --color-primary-light: #e5e7eb;
  --color-secondary: #d1d5db;
  --color-accent: #ffffff;

  /* Neutrals - Dark mode */
  --color-bg: #0f0f13;
  --color-bg-secondary: #18181f;
  --color-bg-tertiary: #1f1f28;
  --color-surface: #252530;
  --color-border: #2d2d3a;

  /* Text */
  --color-text: #f8fafc;
  --color-text-secondary: #94a3b8;
  --color-text-muted: #64748b;

  /* Gradients - Light on dark */
  --gradient-primary: linear-gradient(
    135deg,
    #ffffff 0%,
    #e5e7eb 50%,
    #d1d5db 100%
  );
  --gradient-text: linear-gradient(
    135deg,
    #ffffff 0%,
    #f8f9fa 35%,
    #e5e7eb 70%,
    #d1d5db 100%
  );
  --gradient-glow: radial-gradient(
    ellipse at center,
    rgba(255, 255, 255, 0.08) 0%,
    transparent 70%
  );

  /* Shadows - Dark mode */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.3);
  --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.3);
  --shadow-glow: 0 0 40px rgba(255, 255, 255, 0.1);
}

/* Dark mode button text fix */
[data-theme="dark"] .btn-primary {
  color: #0f0f13;
}

[data-theme="dark"] .btn-primary:hover {
  box-shadow: var(--shadow-lg), 0 0 60px rgba(255, 255, 255, 0.2);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

ul {
  list-style: none;
}

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

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

/* ===== Container ===== */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

/* ===== Typography ===== */
.gradient-text {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-xl);
  font-size: var(--font-size-base);
  font-weight: 500;
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
  white-space: nowrap;
}

.btn-icon {
  width: 20px;
  height: 20px;
}

.btn-primary {
  background: var(--gradient-primary);
  color: white;
  box-shadow: var(--shadow-md), var(--shadow-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg), 0 0 60px rgba(26, 26, 26, 0.15);
}

.btn-secondary {
  background: var(--color-surface);
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

.btn-secondary:hover {
  background: var(--color-bg-tertiary);
  border-color: var(--color-primary);
}

.btn-disabled {
  background: var(--color-surface);
  color: var(--color-text-muted);
  cursor: not-allowed;
  opacity: 0.6;
}

/* ===== Navigation ===== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: var(--space-md) 0;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid transparent;
  transition: all var(--transition-base);
}

.navbar.scrolled {
  border-bottom-color: var(--color-border);
}

[data-theme="dark"] .navbar {
  background: rgba(15, 15, 19, 0.9);
}

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

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--font-size-xl);
  font-weight: 700;
}

.logo-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  overflow: hidden;
}

.logo-icon img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-2xl);
}

.nav-links a {
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
}

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

.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-sm);
}

.mobile-menu-btn span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: all var(--transition-fast);
}

/* ===== Theme Toggle Button ===== */
.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: transparent;
  border: 1px solid var(--color-border);
  cursor: pointer;
  transition: all var(--transition-fast);
  position: relative;
}

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

.theme-toggle svg {
  width: 20px;
  height: 20px;
  stroke: var(--color-text);
  stroke-width: 2;
  fill: none;
  transition: all var(--transition-base);
}

.theme-toggle .sun-icon {
  display: block;
}

.theme-toggle .moon-icon {
  display: none;
}

[data-theme="dark"] .theme-toggle .sun-icon {
  display: none;
}

[data-theme="dark"] .theme-toggle .moon-icon {
  display: block;
}

/* Nav actions container */
.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

/* ===== Hero Section ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: var(--space-4xl) 0 var(--space-3xl);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: var(--gradient-glow);
  opacity: 0.6;
}

.hero-bg::before {
  content: "";
  position: absolute;
  top: 20%;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 800px;
  background: radial-gradient(
    circle,
    rgba(26, 26, 26, 0.03) 0%,
    transparent 60%
  );
  animation: pulse-glow 8s ease-in-out infinite;
}

@keyframes pulse-glow {
  0%,
  100% {
    opacity: 0.5;
    transform: translateX(-50%) scale(1);
  }
  50% {
    opacity: 0.8;
    transform: translateX(-50%) scale(1.1);
  }
}

.hero-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4xl);
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-content {
  max-width: 560px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-xs) var(--space-md);
  background: rgba(26, 26, 26, 0.05);
  border: 1px solid rgba(26, 26, 26, 0.15);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  color: var(--color-primary-light);
  margin-bottom: var(--space-xl);
  animation: fade-in-up 0.6s ease-out;
}

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

.hero-title {
  font-size: var(--font-size-5xl);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-xl);
  animation: fade-in-up 0.6s ease-out 0.1s backwards;
}

.hero-description {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-2xl);
  animation: fade-in-up 0.6s ease-out 0.2s backwards;
}

.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  animation: fade-in-up 0.6s ease-out 0.3s backwards;
}

@keyframes fade-in-up {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
  animation: fade-in-up 0.8s ease-out 0.4s backwards;
}

.keyboard-demo {
  perspective: 1000px;
}

.keyboard-window {
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  width: 100%;
  max-width: 420px;
  box-shadow: var(--shadow-xl);
  transform: rotateX(5deg) rotateY(-5deg);
  transition: transform var(--transition-slow);
}

.keyboard-window:hover {
  transform: rotateX(0) rotateY(0);
}

.window-header {
  display: flex;
  gap: 8px;
  margin-bottom: var(--space-lg);
}

.window-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.window-dot.red {
  background: #ff5f57;
}
.window-dot.yellow {
  background: #ffbd2e;
}
.window-dot.green {
  background: #28c840;
}

.typing-demo {
  font-size: var(--font-size-2xl);
  font-weight: 500;
  min-height: 80px;
  display: flex;
  align-items: center;
}

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

.cursor {
  color: var(--color-primary);
  animation: blink 1s step-end infinite;
}

@keyframes blink {
  50% {
    opacity: 0;
  }
}

.hero-scroll {
  position: absolute;
  bottom: var(--space-2xl);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
  animation: bounce 2s ease-in-out infinite;
}

.hero-scroll svg {
  width: 20px;
  height: 20px;
}

@keyframes bounce {
  0%,
  100% {
    transform: translateX(-50%) translateY(0);
  }
  50% {
    transform: translateX(-50%) translateY(8px);
  }
}

/* ===== Sections Common ===== */
.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto var(--space-4xl);
}

.section-label {
  display: inline-block;
  font-size: var(--font-size-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-primary);
  margin-bottom: var(--space-md);
}

.section-title {
  font-size: var(--font-size-4xl);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-lg);
}

.section-description {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
}

/* ===== Features Section ===== */
.features {
  padding: var(--space-4xl) 0;
  background: var(--color-bg-secondary);
}

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

.feature-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-2xl);
  transition: all var(--transition-base);
}

.feature-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-primary);
  box-shadow: var(--shadow-lg), 0 0 30px rgba(26, 26, 26, 0.05);
}

.feature-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  background: rgba(26, 26, 26, 0.05);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-lg);
}

.feature-icon svg {
  width: 28px;
  height: 28px;
  stroke: var(--color-primary);
}

.feature-title {
  font-size: var(--font-size-xl);
  font-weight: 600;
  margin-bottom: var(--space-sm);
}

.feature-description {
  font-size: var(--font-size-base);
  color: var(--color-text-secondary);
  line-height: 1.7;
}

/* ===== Feature Showcase Section ===== */
.feature-showcase {
  padding: var(--space-4xl) 0;
  background: var(--color-bg);
  position: relative;
  overflow: hidden;
}

.feature-showcase::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 0;
  transform: translateY(-50%);
  width: 400px;
  height: 400px;
  background: radial-gradient(
    circle,
    rgba(26, 26, 26, 0.03) 0%,
    transparent 60%
  );
  pointer-events: none;
}

.feature-showcase::after {
  content: "";
  position: absolute;
  top: 30%;
  right: 0;
  width: 500px;
  height: 500px;
  background: radial-gradient(
    circle,
    rgba(26, 26, 26, 0.02) 0%,
    transparent 60%
  );
  pointer-events: none;
}

.showcase-item {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4xl);
  align-items: center;
  margin-bottom: var(--space-4xl);
  position: relative;
  z-index: 1;
}

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

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

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

.showcase-content {
  padding: var(--space-xl) 0;
}

.showcase-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  background: rgba(26, 26, 26, 0.05);
  border: 1px solid rgba(26, 26, 26, 0.1);
  border-radius: var(--radius-xl);
  margin-bottom: var(--space-xl);
}

.showcase-badge svg {
  width: 28px;
  height: 28px;
  stroke: var(--color-primary);
}

.showcase-title {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: var(--space-lg);
  color: var(--color-text);
}

.showcase-description {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  line-height: 1.8;
  margin-bottom: var(--space-xl);
}

.showcase-description code {
  padding: 2px 8px;
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: 'Menlo', 'Monaco', 'Courier New', monospace;
  font-size: 0.9em;
  color: var(--color-primary-light);
}

.showcase-benefits {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.showcase-benefits li {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  font-size: var(--font-size-base);
  color: var(--color-text-secondary);
}

.showcase-benefits li svg {
  width: 20px;
  height: 20px;
  stroke: #22c55e;
  flex-shrink: 0;
}

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

.image-frame {
  position: relative;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  padding: var(--space-md);
  box-shadow: var(--shadow-xl);
  transition: all var(--transition-base);
  overflow: hidden;
}

.image-frame:hover {
  transform: translateY(-4px);
  border-color: var(--color-primary);
  box-shadow: var(--shadow-xl), 0 0 40px rgba(26, 26, 26, 0.1);
}

.image-frame img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  display: block;
}

.image-caption {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-lg);
  background: rgba(255, 255, 255, 0.03);
  border-top: 1px solid var(--color-border);
  margin: var(--space-md) calc(-1 * var(--space-md)) calc(-1 * var(--space-md));
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

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

/* Responsive Feature Showcase */
@media (max-width: 1024px) {
  .showcase-item {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }

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

  .showcase-image {
    order: -1;
  }

  .image-frame {
    max-width: 500px;
  }
}

@media (max-width: 768px) {
  .feature-showcase {
    padding: var(--space-3xl) 0;
  }

  .showcase-item {
    margin-bottom: var(--space-3xl);
  }

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

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

  .image-frame {
    padding: var(--space-sm);
  }

  .image-caption {
    padding: var(--space-sm) var(--space-md);
    margin: var(--space-sm) calc(-1 * var(--space-sm)) calc(-1 * var(--space-sm));
  }
}

/* ===== Download Section ===== */
.download {
  padding: var(--space-4xl) 0;
  position: relative;
}

.download::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(
    circle,
    rgba(26, 26, 26, 0.03) 0%,
    transparent 60%
  );
  pointer-events: none;
}

.download-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-2xl);
  max-width: 800px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.download-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  padding: var(--space-3xl);
  text-align: center;
  transition: all var(--transition-base);
}

.download-card.available:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.download-card.coming-soon {
  opacity: 0.7;
}

.download-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 80px;
  height: 80px;
  background: var(--color-bg-tertiary);
  border-radius: var(--radius-xl);
  margin-bottom: var(--space-xl);
}

.download-icon svg {
  width: 40px;
  height: 40px;
  fill: var(--color-text);
}

.download-title {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  margin-bottom: var(--space-sm);
}

.download-version {
  font-size: var(--font-size-sm);
  color: var(--color-primary);
  font-weight: 500;
  margin-bottom: var(--space-sm);
}

.download-requirements {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-xl);
}

.btn-download {
  width: 100%;
}

.download-alt-link {
  display: block;
  margin-top: var(--space-md);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  text-align: center;
  transition: color var(--transition-fast);
}

.download-alt-link:hover {
  color: var(--color-primary);
}

.coming-soon-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  background: rgba(245, 158, 11, 0.1);
  border: 1px solid rgba(245, 158, 11, 0.3);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  color: #fbbf24;
  margin-bottom: var(--space-md);
}

.pulse {
  width: 8px;
  height: 8px;
  background: #fbbf24;
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.5;
    transform: scale(1.2);
  }
}

/* ===== Footer ===== */
.footer {
  background: var(--color-bg-secondary);
  border-top: 1px solid var(--color-border);
  padding: var(--space-4xl) 0 var(--space-2xl);
}

.footer-content {
  display: flex;
  justify-content: space-between;
  gap: var(--space-4xl);
  margin-bottom: var(--space-3xl);
}

.footer-brand {
  max-width: 300px;
}

.footer-brand .logo {
  margin-bottom: var(--space-md);
}

.footer-tagline {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.footer-links {
  display: flex;
  gap: var(--space-4xl);
}

.footer-column h4 {
  font-size: var(--font-size-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text);
  margin-bottom: var(--space-lg);
}

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

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

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

.footer-bottom {
  padding-top: var(--space-2xl);
  border-top: 1px solid var(--color-border);
  text-align: center;
}

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

/* ===== Blog Styles ===== */
/* Breadcrumb Navigation */
.breadcrumb {
  padding: var(--space-4xl) 0 var(--space-xl);
  background: var(--color-bg-secondary);
}

.breadcrumb ol {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  flex-wrap: wrap;
  list-style: none;
}

.breadcrumb li:not(:last-child)::after {
  content: "›";
  margin-left: var(--space-sm);
  color: var(--color-text-muted);
}

.breadcrumb a {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
}

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

.breadcrumb li:last-child span {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

/* Blog Hero Section */
.blog-hero {
  padding: var(--space-4xl) 0 var(--space-2xl);
  background: var(--color-bg-secondary);
  text-align: center;
}

.blog-hero-content {
  max-width: 640px;
  margin: 0 auto;
}

/* Blog Container */
.blog-container {
  max-width: 800px;
  margin: 0 auto;
}

/* Blog Post Page */
.blog-post-page {
  background: var(--color-bg);
}

.blog-post {
  padding: var(--space-4xl) 0;
}

/* Blog Post Header */
.blog-header {
  margin-bottom: var(--space-4xl);
  padding-bottom: var(--space-2xl);
  border-bottom: 1px solid var(--color-border);
}

.blog-header h1 {
  font-size: var(--font-size-4xl);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-lg);
}

.blog-meta {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-lg);
}

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

/* Blog Tags */
.blog-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.blog-tag {
  display: inline-block;
  padding: var(--space-xs) var(--space-md);
  background: rgba(26, 26, 26, 0.05);
  border: 1px solid rgba(26, 26, 26, 0.15);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  color: var(--color-primary-light);
  font-weight: 500;
}

/* Blog Content Typography */
.blog-content {
  font-size: var(--font-size-lg);
  line-height: 1.8;
  color: var(--color-text);
}

.blog-content h1,
.blog-content h2,
.blog-content h3,
.blog-content h4,
.blog-content h5,
.blog-content h6 {
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -0.01em;
  margin-top: var(--space-3xl);
  margin-bottom: var(--space-lg);
  color: var(--color-text);
}

.blog-content h1 {
  font-size: var(--font-size-3xl);
}

.blog-content h2 {
  font-size: var(--font-size-2xl);
  padding-bottom: var(--space-md);
  border-bottom: 1px solid var(--color-border);
}

.blog-content h3 {
  font-size: var(--font-size-xl);
}

.blog-content h4 {
  font-size: var(--font-size-lg);
}

.blog-content p {
  margin-bottom: var(--space-xl);
}

.blog-content strong {
  font-weight: 600;
  color: var(--color-text);
}

.blog-content em {
  font-style: italic;
}

.blog-content a {
  color: var(--color-primary-light);
  text-decoration: underline;
  text-decoration-color: rgba(26, 26, 26, 0.3);
  transition: all var(--transition-fast);
}

.blog-content a:hover {
  color: var(--color-primary);
  text-decoration-color: var(--color-primary);
}

.blog-content ul,
.blog-content ol {
  margin-bottom: var(--space-xl);
  padding-left: var(--space-2xl);
}

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

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

.blog-content li {
  margin-bottom: var(--space-sm);
  line-height: 1.8;
}

.blog-content li::marker {
  color: var(--color-primary);
}

.blog-content blockquote {
  margin: var(--space-2xl) 0;
  padding-left: var(--space-xl);
  border-left: 4px solid var(--color-primary);
  color: var(--color-text-secondary);
  font-style: italic;
}

.blog-content hr {
  margin: var(--space-3xl) 0;
  border: none;
  border-top: 1px solid var(--color-border);
}

/* Code Blocks */
.blog-content pre {
  margin: var(--space-2xl) 0;
  padding: var(--space-xl);
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow-x: auto;
}

.blog-content pre code {
  font-family: 'Menlo', 'Monaco', 'Courier New', monospace;
  font-size: var(--font-size-sm);
  line-height: 1.6;
}

.blog-content code:not(pre code) {
  padding: 2px 6px;
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: 'Menlo', 'Monaco', 'Courier New', monospace;
  font-size: 0.9em;
  color: var(--color-primary-light);
}

/* Tables */
.blog-content table {
  width: 100%;
  margin: var(--space-2xl) 0;
  border-collapse: collapse;
  font-size: var(--font-size-base);
}

.blog-content table th,
.blog-content table td {
  padding: var(--space-md);
  border: 1px solid var(--color-border);
  text-align: left;
}

.blog-content table th {
  background: var(--color-bg-secondary);
  font-weight: 600;
  color: var(--color-text);
}

.blog-content table tr:nth-child(even) {
  background: rgba(255, 255, 255, 0.02);
}

/* Images */
.blog-content img {
  max-width: 100%;
  height: auto;
  margin: var(--space-2xl) 0;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
}

/* Blog Footer */
.blog-footer {
  margin-top: var(--space-4xl);
  padding-top: var(--space-2xl);
  border-top: 1px solid var(--color-border);
}

/* Blog Index Page */
.blog-index-page {
  background: var(--color-bg);
}

.blog-posts {
  padding: var(--space-4xl) 0;
  background: var(--color-bg);
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--space-2xl);
}

/* Blog Card */
.blog-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-2xl);
  transition: all var(--transition-base);
  height: 100%;
  display: flex;
  flex-direction: column;
}

.blog-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-primary);
  box-shadow: var(--shadow-lg), 0 0 30px rgba(26, 26, 26, 0.05);
}

.blog-card-content {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.blog-card h2 {
  font-size: var(--font-size-xl);
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: var(--space-md);
}

.blog-card h2 a {
  color: var(--color-text);
  transition: color var(--transition-fast);
}

.blog-card h2 a:hover {
  color: var(--color-primary);
}

.blog-card-meta {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-md);
}

.blog-card-description {
  font-size: var(--font-size-base);
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: var(--space-lg);
  flex: 1;
}

.blog-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  margin-bottom: var(--space-lg);
}

.blog-card-link {
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-primary-light);
  transition: color var(--transition-fast);
  display: inline-flex;
  align-items: center;
}

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

/* ===== Responsive Design ===== */
@media (max-width: 1024px) {
  .hero-container {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-content {
    max-width: 100%;
  }

  .hero-buttons {
    justify-content: center;
  }

  .hero-visual {
    order: -1;
  }

  .keyboard-window {
    transform: none;
  }

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

@media (max-width: 768px) {
  :root {
    --font-size-5xl: 2.5rem;
    --font-size-4xl: 2rem;
    --font-size-3xl: 1.5rem;
  }

  .nav-links {
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    padding: var(--space-xl);
    flex-direction: column;
    gap: var(--space-lg);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
  }

  .nav-links.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .mobile-menu-btn {
    display: flex;
  }

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

  .mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
  }

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

  .hero {
    padding: var(--space-4xl) 0 var(--space-2xl);
    min-height: auto;
  }

  .hero-visual {
    display: none;
  }

  .hero-scroll {
    display: none;
  }

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

  .download-cards {
    grid-template-columns: 1fr;
  }

  .footer-content {
    flex-direction: column;
    gap: var(--space-2xl);
  }

  .footer-links {
    gap: var(--space-2xl);
  }

  .section-header {
    margin-bottom: var(--space-3xl);
  }
}

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

  .hero-buttons {
    flex-direction: column;
    width: 100%;
  }

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

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

  .download-card {
    padding: var(--space-xl);
  }
}