/* ============================================
   SHOW TOOLS — Design System
   Dark HUD Aesthetic
   ============================================ */

/* --- Google Fonts Import --- */
@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;500;600;700;800&family=Outfit:wght@300;400;500;600&family=JetBrains+Mono:wght@400;500;600&display=swap');

/* --- Performance: GPU acceleration for animated elements --- */
.page-transition,
.page-loader,
.modal-overlay {
  transform: translateZ(0);
  backface-visibility: hidden;
}

/* --- CSS Custom Properties --- */
:root {
  /* Colors */
  --bg-primary: #050508;
  --bg-secondary: #0a0a10;
  --bg-tertiary: #0f0f18;
  --bg-card: rgba(15, 15, 25, 0.6);
  --bg-glass: rgba(10, 10, 20, 0.7);
  --border-subtle: rgba(0, 240, 255, 0.08);
  --border-glow: rgba(0, 240, 255, 0.2);
  --accent: #00f0ff;
  --accent-dim: rgba(0, 240, 255, 0.4);
  --accent-glow: rgba(0, 240, 255, 0.15);
  --accent-secondary: #7b61ff;
  --text-primary: #e8e8ef;
  --text-secondary: #8888a0;
  --text-dim: #55556a;
  --white: #ffffff;
  --danger: #ff3366;
  --success: #00ff88;

  /* Typography */
  --font-display: 'Syne', sans-serif;
  --font-body: 'Outfit', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 4rem;
  --space-xl: 8rem;
  --space-2xl: 12rem;

  /* Transitions */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --duration-fast: 0.2s;
  --duration-med: 0.5s;
  --duration-slow: 0.8s;

  /* Layout */
  --max-width: 1400px;
  --nav-height: 80px;
}

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

html {
  scroll-behavior: smooth;
  scrollbar-width: thin;
  scrollbar-color: var(--accent-dim) var(--bg-secondary);
}

html::-webkit-scrollbar {
  width: 6px;
}

html::-webkit-scrollbar-track {
  background: var(--bg-secondary);
}

html::-webkit-scrollbar-thumb {
  background: var(--accent-dim);
  border-radius: 3px;
}

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

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

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

/* --- Custom Cursor --- */
.cursor-dot {
  width: 8px;
  height: 8px;
  background: var(--accent);
  border-radius: 50%;
  position: fixed;
  top: 0;
  left: 0;
  pointer-events: none;
  z-index: 10000;
  transition: transform 0.1s var(--ease-out);
  mix-blend-mode: difference;
}

.cursor-ring {
  width: 40px;
  height: 40px;
  border: 1px solid var(--accent-dim);
  border-radius: 50%;
  position: fixed;
  top: 0;
  left: 0;
  pointer-events: none;
  z-index: 10000;
  transition: transform 0.3s var(--ease-out), width 0.3s var(--ease-out), height 0.3s var(--ease-out), border-color 0.3s;
}

.cursor-ring.hovering {
  width: 60px;
  height: 60px;
  border-color: var(--accent);
}

/* --- Canvas Background --- */
#bg-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

/* --- Scan Line Overlay --- */
.scan-lines {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  pointer-events: none;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 0, 0, 0.03) 2px,
    rgba(0, 0, 0, 0.03) 4px
  );
}

/* --- Grain Overlay --- */
.grain-overlay {
  position: fixed;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  z-index: 2;
  pointer-events: none;
  opacity: 0.04;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
  animation: grain 0.5s steps(1) infinite;
}

@keyframes grain {
  0%, 100% { transform: translate(0, 0); }
  10% { transform: translate(-5%, -10%); }
  20% { transform: translate(-15%, 5%); }
  30% { transform: translate(7%, -25%); }
  40% { transform: translate(-5%, 25%); }
  50% { transform: translate(-15%, 10%); }
  60% { transform: translate(15%, 0%); }
  70% { transform: translate(0%, 15%); }
  80% { transform: translate(3%, 25%); }
  90% { transform: translate(-10%, 10%); }
}

/* --- Navigation --- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--nav-height);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 clamp(1.5rem, 4vw, 4rem);
  background: var(--bg-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-subtle);
  transition: background var(--duration-med) var(--ease-out);
}

.nav-logo {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.3rem;
  letter-spacing: -0.02em;
  color: var(--white);
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.nav-logo .logo-accent {
  color: var(--accent);
}

.nav-logo .logo-icon {
  width: 32px;
  height: 32px;
  border: 2px solid var(--accent);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  color: var(--accent);
  font-family: var(--font-mono);
  font-weight: 600;
  position: relative;
  overflow: hidden;
}

.nav-logo .logo-icon::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, var(--accent-glow), transparent);
  animation: logo-shimmer 3s ease-in-out infinite;
}

@keyframes logo-shimmer {
  0%, 100% { left: -100%; }
  50% { left: 100%; }
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2.5rem;
  list-style: none;
}

.nav-links a {
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  position: relative;
  transition: color var(--duration-fast);
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--accent);
  transition: width var(--duration-med) var(--ease-out);
}

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

.nav-links a:hover::after {
  width: 100%;
}

.nav-links a.active {
  color: var(--accent);
}

.nav-links a.active::after {
  width: 100%;
}

/* Mobile Nav Toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  z-index: 1001;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  transition: all 0.3s var(--ease-out);
}

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

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

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

/* --- Page Wrapper --- */
.page-wrapper {
  position: relative;
  z-index: 3;
}

/* --- Sections --- */
.section {
  padding: var(--space-xl) clamp(1.5rem, 4vw, 4rem);
  position: relative;
}

.section-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

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

.hero-compact {
  min-height: 60vh;
}

.hero-micro {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-dim);
  letter-spacing: 0.1em;
  margin-top: 1rem;
  opacity: 0;
  animation: fadeInUp 0.8s var(--ease-out) 1.2s forwards;
}

.hero-scroll-hint {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  font-size: 1.2rem;
  color: var(--text-dim);
  opacity: 0;
  animation: fadeInUp 0.8s var(--ease-out) 1.5s forwards, floatBounce 2s ease-in-out infinite 2s;
}

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

.section-tight {
  padding-top: var(--space-sm);
}

.btn-lg {
  padding: 1rem 2.25rem;
  font-size: 0.95rem;
}

.hero-content {
  max-width: 900px;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-bottom: var(--space-md);
  padding: 0.5rem 1rem;
  border: 1px solid var(--border-glow);
  border-radius: 100px;
  background: var(--accent-glow);
  opacity: 0;
  transform: translateY(20px);
  animation: fadeInUp 0.8s var(--ease-out) 0.2s forwards;
}

.hero-tag .pulse-dot {
  width: 6px;
  height: 6px;
  background: var(--accent);
  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(1.5); }
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 6.5rem);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--white);
  margin-bottom: var(--space-md);
  opacity: 0;
  transform: translateY(30px);
  animation: fadeInUp 0.8s var(--ease-out) 0.4s forwards;
}

.hero h1 .highlight {
  background: linear-gradient(135deg, var(--accent), var(--accent-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto var(--space-lg);
  line-height: 1.8;
  opacity: 0;
  transform: translateY(30px);
  animation: fadeInUp 0.8s var(--ease-out) 0.6s forwards;
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  flex-wrap: wrap;
  opacity: 0;
  transform: translateY(30px);
  animation: fadeInUp 0.8s var(--ease-out) 0.8s forwards;
}

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

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 500;
  padding: 0.85rem 2rem;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  transition: all var(--duration-med) var(--ease-out);
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: var(--accent);
  color: var(--bg-primary);
  font-weight: 600;
}

.btn-primary:hover {
  box-shadow: 0 0 30px var(--accent-dim), 0 0 60px rgba(0, 240, 255, 0.1);
  transform: translateY(-2px);
}

.btn-primary::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  transition: left 0.5s;
}

.btn-primary:hover::before {
  left: 100%;
}

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

.btn-ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-glow);
  transform: translateY(-2px);
}

.btn-icon {
  font-size: 1.1rem;
}

/* --- Section Headers --- */
.section-header {
  margin-bottom: var(--space-lg);
}

.section-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  margin-bottom: var(--space-sm);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.section-label::before {
  content: '';
  width: 30px;
  height: 1px;
  background: var(--accent);
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--white);
  line-height: 1.15;
}

.section-description {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin-top: var(--space-sm);
  line-height: 1.7;
}

/* --- Feature Cards --- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 16px;
  padding: 2rem;
  transition: all var(--duration-med) var(--ease-out);
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(10px);
}

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

.feature-card:hover {
  border-color: var(--border-glow);
  transform: translateY(-4px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

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

.feature-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: var(--accent-glow);
  border: 1px solid var(--border-glow);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  margin-bottom: 1.5rem;
  color: var(--accent);
}

.feature-card h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 0.75rem;
}

.feature-card p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* --- Product Showcase --- */
.product-showcase {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: 24px;
  padding: 3rem;
  position: relative;
  overflow: hidden;
}

.product-showcase::after {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 60%;
  height: 200%;
  background: radial-gradient(ellipse, var(--accent-glow), transparent 70%);
  pointer-events: none;
}

.product-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
  flex-wrap: wrap;
  position: relative;
  z-index: 1;
}

.product-badge {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--success);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  padding: 0.35rem 0.8rem;
  border: 1px solid rgba(0, 255, 136, 0.2);
  border-radius: 100px;
  background: rgba(0, 255, 136, 0.08);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.product-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  color: var(--white);
  letter-spacing: -0.02em;
  margin-bottom: 0.5rem;
}

.product-subtitle {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 700px;
}

.product-preview {
  position: relative;
  z-index: 1;
  background: var(--bg-primary);
  border: 1px solid var(--border-subtle);
  border-radius: 16px;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  display: flex;
  align-items: center;
  justify-content: center;
}

.product-preview .preview-video-wrapper {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  padding-bottom: 0;
  border: none;
  border-radius: 0;
}

.product-preview-placeholder {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-dim);
  text-align: center;
  padding: 2rem;
}

.product-preview-placeholder .icon-lg {
  font-size: 3rem;
  margin-bottom: 1rem;
  opacity: 0.3;
}

.product-stats {
  display: flex;
  gap: 3rem;
  margin-top: var(--space-md);
  position: relative;
  z-index: 1;
  flex-wrap: wrap;
}

.stat {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.stat-value {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--white);
}

.stat-label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* --- Products Grid (Products Page) --- */
.products-list {
  display: grid;
  gap: 2rem;
}

.product-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 20px;
  padding: 2.5rem;
  transition: all var(--duration-med) var(--ease-out);
  backdrop-filter: blur(10px);
}

.product-card:hover {
  border-color: var(--border-glow);
  box-shadow: 0 20px 80px rgba(0, 0, 0, 0.3);
}

.product-card-image {
  background: var(--bg-primary);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  aspect-ratio: 16 / 10;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.product-card-content {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.product-card-content h3 {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--white);
}

.product-card-content p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.product-card-tags {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.tag {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 0.3rem 0.7rem;
  border: 1px solid var(--border-glow);
  border-radius: 6px;
  background: var(--accent-glow);
}

.product-card-actions {
  display: flex;
  gap: 1rem;
  margin-top: 0.5rem;
}

/* --- Downloads Page --- */
.download-section {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 20px;
  padding: 2.5rem;
  margin-bottom: 2rem;
  backdrop-filter: blur(10px);
}

.download-section h2 {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 0.5rem;
}

.download-section p {
  color: var(--text-secondary);
  margin-bottom: 2rem;
  font-size: 0.95rem;
}

.download-items {
  display: grid;
  gap: 1rem;
}

.download-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 1.5rem;
  background: var(--bg-primary);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  transition: all var(--duration-fast);
}

.download-item:hover {
  border-color: var(--border-glow);
}

.download-item-info {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.download-item-icon {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  background: var(--accent-glow);
  border: 1px solid var(--border-glow);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: var(--accent);
}

.download-item-text h4 {
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--white);
}

.download-item-text span {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-dim);
}

.download-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent);
  padding: 0.5rem 1rem;
  border: 1px solid var(--border-glow);
  border-radius: 8px;
  background: var(--accent-glow);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  transition: all var(--duration-fast);
  cursor: pointer;
  text-decoration: none;
}

.download-btn:hover {
  background: var(--accent);
  color: var(--bg-primary);
  box-shadow: 0 0 20px var(--accent-dim);
}

/* --- About Section / Page --- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-image-placeholder {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: 20px;
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.about-image-placeholder::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--accent-glow), transparent 60%);
  pointer-events: none;
}

.about-content h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  font-weight: 700;
  color: var(--white);
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
}

.about-content p {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 1.5rem;
}

/* --- Contact Section --- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
}

.contact-info h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  font-weight: 700;
  color: var(--white);
  margin-bottom: 1rem;
}

.contact-info p {
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 2rem;
}

.contact-link {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.25rem 1.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  margin-bottom: 1rem;
  transition: all var(--duration-fast);
}

.contact-link:hover {
  border-color: var(--border-glow);
  transform: translateX(8px);
}

.contact-link-icon {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  background: var(--accent-glow);
  border: 1px solid var(--border-glow);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  font-size: 1.1rem;
  flex-shrink: 0;
}

.contact-link-text h4 {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--white);
}

.contact-link-text span {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.contact-visual {
  display: flex;
  align-items: center;
  justify-content: center;
}

.terminal-window {
  width: 100%;
  max-width: 500px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  overflow: hidden;
}

.terminal-header {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 12px 16px;
  background: var(--bg-tertiary);
  border-bottom: 1px solid var(--border-subtle);
}

.terminal-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

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

.terminal-body {
  padding: 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  line-height: 2;
  color: var(--text-secondary);
}

.terminal-body .prompt {
  color: var(--accent);
}

.terminal-body .output {
  color: var(--text-dim);
}

.terminal-body .typing {
  border-right: 2px solid var(--accent);
  animation: blink-cursor 1s step-end infinite;
}

@keyframes blink-cursor {
  50% { border-color: transparent; }
}

/* --- Footer --- */
.footer {
  padding: var(--space-lg) clamp(1.5rem, 4vw, 4rem);
  border-top: 1px solid var(--border-subtle);
  position: relative;
  z-index: 3;
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-left {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-dim);
  letter-spacing: 0.05em;
}

.footer-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.footer-links a {
  font-size: 0.8rem;
  color: var(--text-secondary);
  transition: color var(--duration-fast);
}

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

/* --- Scroll Reveal Animation --- */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity var(--duration-slow) var(--ease-out), 
              transform var(--duration-slow) var(--ease-out);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

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

/* --- Divider --- */
.divider {
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-glow), transparent);
  margin: var(--space-lg) 0;
}

/* --- Page Header (for sub-pages) --- */
.page-header {
  padding-top: calc(var(--nav-height) + var(--space-md));
  padding-bottom: var(--space-xs);
  text-align: center;
}

.page-header h1 {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 800;
  color: var(--white);
  letter-spacing: -0.03em;
  margin-bottom: var(--space-sm);
}

.page-header p {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

/* --- Nav Dropdown --- */
.nav-dropdown {
  position: relative;
}

.nav-dropdown-menu {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-secondary);
  border: 1px solid var(--border-glow);
  border-radius: 6px;
  padding: 0.25rem 0;
  min-width: 0;
  width: max-content;
  opacity: 0;
  visibility: hidden;
  transform: translateX(-50%) translateY(8px);
  transition: opacity 0.25s ease, transform 0.25s ease, visibility 0.25s;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.5);
  z-index: 100;
  list-style: none;
}

.nav-dropdown:hover .nav-dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.nav-dropdown-menu li {
  padding: 0;
}

.nav-dropdown-menu a {
  display: block;
  padding: 0.3rem 0.65rem;
  font-size: 0.7rem;
  color: var(--text-secondary);
  transition: color 0.2s, background 0.2s;
  white-space: nowrap;
}

.nav-dropdown-menu a:hover {
  color: var(--accent);
  background: rgba(0, 240, 255, 0.05);
}

/* --- Performance --- */
* {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.page-wrapper,
.nav,
.footer {
  will-change: filter;
}

/* --- Homepage Compact Video --- */
.product-preview-compact {
  position: relative;
  z-index: 1;
  max-width: 70%;
  margin: 0 auto;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--border-subtle);
  background: var(--bg-primary);
}

.product-preview-compact .preview-video-wrapper {
  border: none;
  border-radius: 0;
  /* Crop top/bottom to hide YT title overlay */
  margin-top: -60px;
  margin-bottom: -60px;
  padding-bottom: 64%;
}

/* --- Screenshot Strip (4 inline, uniform height) --- */
.screenshot-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 6px;
  max-width: 70%;
  margin: 0.75rem auto 0;
}

.screenshot-strip img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 16/10;
  display: block;
  border-radius: 6px;
  border: 1px solid var(--border-subtle);
}

/* --- Video Wrappers --- */
.detail-video-wrapper,
.preview-video-wrapper {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
  overflow: hidden;
  border-radius: 12px;
  border: 1px solid var(--border-subtle);
  background: var(--bg-secondary);
}

.detail-video-wrapper iframe,
.preview-video-wrapper iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border-radius: 12px;
}

/* --- Gallery Main Image --- */
.gallery-video-container {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
}

.gallery-video-container iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

/* --- Thumb Grids --- */
.detail-gallery-thumbs-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
}

.detail-gallery-thumbs-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.75rem;
}

.detail-gallery-thumbs-5 {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0.5rem;
  max-width: 80%;
  margin-left: auto;
  margin-right: auto;
}

.detail-thumb-lg {
  position: relative;
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--border-subtle);
  cursor: pointer;
  transition: border-color 0.2s;
  aspect-ratio: 16/10;
  background: var(--bg-secondary);
}

.detail-thumb-lg:hover,
.detail-thumb-lg.active {
  border-color: var(--accent);
}

.detail-thumb-lg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* --- Thumb Play Icon Overlay --- */
.thumb-video-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.45);
  z-index: 1;
  transition: background 0.2s;
}

.detail-thumb-lg:hover .thumb-video-overlay {
  background: rgba(0, 0, 0, 0.25);
}

.thumb-play-icon {
  font-size: 1.4rem;
  color: var(--white);
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
}

/* --- Homepage Slideshow --- */
.slideshow {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--border-subtle);
  margin-top: 1.25rem;
  background: var(--bg-secondary);
}

.slideshow-track {
  position: relative;
  width: 100%;
}

.slideshow-slide {
  width: 100%;
  display: none;
  opacity: 0;
  transition: opacity 0.6s ease;
}

.slideshow-slide.active {
  display: block;
  opacity: 1;
}

.slideshow-dots {
  position: absolute;
  bottom: 12px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 8px;
  z-index: 2;
}

.slideshow-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.3);
  border: 1px solid rgba(255, 255, 255, 0.2);
  cursor: pointer;
  transition: background 0.2s;
}

.slideshow-dot.active {
  background: var(--accent);
  border-color: var(--accent);
}

/* --- Product Detail Page --- */
.detail-gallery {
  margin-bottom: 2rem;
}

.detail-gallery-main {
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--border-subtle);
  margin-bottom: 0.5rem;
  background: var(--bg-secondary);
  position: relative;
  max-width: 80%;
  margin-left: auto;
  margin-right: auto;
}

.detail-gallery-main > img {
  width: 100%;
  display: block;
}

.detail-gallery-main .product-preview-placeholder {
  border: none;
  border-radius: 0;
}

.detail-gallery-thumbs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.75rem;
}

.detail-thumb {
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--border-subtle);
  cursor: pointer;
  transition: border-color 0.2s;
}

.detail-thumb:hover,
.detail-thumb.active {
  border-color: var(--accent);
}

.detail-thumb .product-preview-placeholder {
  border: none;
  border-radius: 0;
}

.detail-content {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 3rem;
  align-items: start;
}

.detail-section {
  margin-bottom: 3rem;
}

.detail-section h2 {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 1rem;
}

.detail-section p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 1rem;
}

.detail-features-grid {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.detail-feature {
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
}

.detail-feature-icon {
  font-size: 1.2rem;
  color: var(--accent);
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-glow);
  border-radius: 10px;
  flex-shrink: 0;
  background: var(--accent-glow);
}

.detail-feature h4 {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 0.35rem;
}

.detail-feature p {
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 0;
}

.detail-steps {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-top: 1.5rem;
}

.detail-step {
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
}

.detail-step-num {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--accent);
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-glow);
  border-radius: 50%;
  flex-shrink: 0;
  background: var(--accent-glow);
}

.detail-step h4 {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 0.25rem;
}

.detail-step p {
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 0;
}

/* Detail Sidebar */
.detail-sidebar {
  position: sticky;
  top: calc(var(--nav-height) + 2rem);
}

.detail-sidebar-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 16px;
  padding: 1.75rem;
  backdrop-filter: blur(10px);
}

.detail-sidebar-card h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 1rem;
}

.detail-sidebar-meta {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.detail-meta-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.65rem 0;
  border-bottom: 1px solid var(--border-subtle);
}

.detail-meta-row:last-child {
  border-bottom: none;
}

.detail-meta-label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.detail-meta-value {
  font-size: 0.8rem;
  color: var(--text-primary);
  font-weight: 500;
}

/* --- Donation Modal --- */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 9000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.4s var(--ease-out), visibility 0.4s;
}

.modal-overlay.open {
  opacity: 1;
  visibility: visible;
}

.modal {
  background: var(--bg-secondary);
  border: 1px solid var(--border-glow);
  border-radius: 24px;
  padding: 2rem 3rem 3rem;
  max-width: 520px;
  width: 100%;
  position: relative;
  text-align: center;
  transform: translateY(20px) scale(0.97);
  transition: transform 0.4s var(--ease-out);
  box-shadow: 0 0 80px rgba(0, 240, 255, 0.08), 0 40px 80px rgba(0, 0, 0, 0.5);
}

.modal-overlay.open .modal {
  transform: translateY(0) scale(1);
}

.modal-close {
  position: absolute;
  top: 1rem;
  right: 1.25rem;
  background: none;
  border: none;
  color: var(--text-dim);
  font-size: 1.2rem;
  cursor: pointer;
  padding: 0.5rem;
  transition: color 0.2s;
  line-height: 1;
}

.modal-close:hover {
  color: var(--white);
}

.modal-icon {
  font-size: 3rem;
  margin-bottom: 0.5rem;
}

.modal-title {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 1.5rem;
}

.modal-subtitle {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 2rem;
}

.modal-amounts {
  display: flex;
  gap: 0.75rem;
  margin-bottom: 2rem;
  justify-content: center;
  flex-wrap: wrap;
}

.amount-btn {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-secondary);
  background: var(--bg-primary);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  padding: 0.75rem 1.4rem;
  cursor: pointer;
  transition: all 0.25s var(--ease-out);
  min-width: 70px;
}

.amount-btn:hover {
  border-color: var(--border-glow);
  color: var(--white);
}

.amount-btn.selected {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-glow);
  box-shadow: 0 0 20px rgba(0, 240, 255, 0.1);
}

.amount-custom {
  display: flex;
  align-items: center;
  background: var(--bg-primary);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  padding: 0 1rem;
  transition: all 0.25s var(--ease-out);
  min-width: 110px;
}

.amount-custom:hover {
  border-color: var(--border-glow);
}

.amount-custom.selected {
  border-color: var(--accent);
  box-shadow: 0 0 20px rgba(0, 240, 255, 0.1);
}

.amount-custom-prefix {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--accent);
  margin-right: 0.25rem;
}

.amount-custom-input {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--white);
  background: transparent;
  border: none;
  outline: none;
  padding: 0.75rem 0;
  width: 70px;
  -moz-appearance: textfield;
}

.amount-custom-input::placeholder {
  color: var(--text-dim);
}

.amount-custom-input::-webkit-outer-spin-button,
.amount-custom-input::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

.modal-actions {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.modal-btn-beer {
  width: 100%;
  justify-content: center;
  padding: 1rem 2rem;
  font-size: 1rem;
}

.modal-btn-beer:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  transform: none !important;
  box-shadow: none !important;
}

.modal-btn-beer:disabled::before {
  display: none;
}

.modal-btn-skip {
  width: 100%;
  justify-content: center;
  font-size: 0.8rem;
  color: var(--text-dim);
  border-color: transparent;
  padding: 0.75rem;
}

.modal-btn-skip:hover {
  color: var(--text-secondary);
  border-color: transparent;
  background: transparent;
  text-decoration: underline;
  transform: none;
}

.modal-btn-beer-lg {
  padding: 1.75rem 3.5rem;
  font-size: 1.5rem;
  border-radius: 14px;
  letter-spacing: 0.02em;
}

.modal-stripe-notice {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-dim);
  margin-top: 3.5rem;
  line-height: 1.6;
  letter-spacing: 0.02em;
}

/* --- Thank You Banner --- */
.thank-you-banner {
  position: fixed;
  top: var(--nav-height);
  left: 0;
  width: 100%;
  z-index: 999;
  display: flex;
  justify-content: center;
  padding: 0 1rem;
  animation: slideDown 0.5s var(--ease-out);
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-100%);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.thank-you-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  background: var(--bg-secondary);
  border: 1px solid rgba(0, 255, 136, 0.2);
  border-radius: 16px;
  padding: 2rem;
  margin-top: 1rem;
  max-width: var(--max-width);
  width: 100%;
  text-align: center;
  position: relative;
}

.thank-you-icon {
  font-size: 2.5rem;
  flex-shrink: 0;
}

.thank-you-text {
  font-size: 0.95rem;
  color: var(--text-primary);
  line-height: 1.8;
  max-width: 700px;
}

.thank-you-close {
  position: absolute;
  top: 0.75rem;
  right: 1rem;
  background: none;
  border: none;
  color: var(--success);
  font-size: 1rem;
  cursor: pointer;
  padding: 0.25rem;
  opacity: 0.6;
  transition: opacity 0.2s;
}

.thank-you-close:hover {
  opacity: 1;
}

/* --- Page Loader --- */
.page-loader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 99999;
  background: var(--bg-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.6s var(--ease-out), visibility 0.6s;
}

.page-loader.loaded {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.loader-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.loader-content {
  position: relative;
  z-index: 1;
  text-align: center;
}

.loader-logo {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 2rem;
  color: var(--white);
  letter-spacing: -0.02em;
  margin-bottom: 0.25rem;
}

.loader-logo .logo-accent {
  color: var(--accent);
}

.loader-progress {
  position: fixed;
  bottom: 2.5rem;
  left: 3rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  z-index: 1;
}

.loader-bar-track {
  width: 120px;
  height: 2px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 2px;
  overflow: hidden;
}

.loader-bar-fill {
  height: 100%;
  width: 0%;
  background: var(--accent);
  border-radius: 2px;
  transition: width 0.3s var(--ease-out);
}

.loader-percent {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--accent);
  letter-spacing: 0.05em;
  min-width: 32px;
}

/* --- Page Transition (smooth dissolve) --- */
.page-transition {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 9999;
  pointer-events: none;
  background: var(--bg-primary);
  opacity: 0;
  will-change: opacity;
}

.page-transition .transition-logo {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0.85);
  opacity: 0;
  will-change: opacity, transform;
}

.page-transition .transition-logo img {
  width: 240px;
  height: 240px;
}

/* Entering: fade overlay in over current page */
.page-transition.entering {
  animation: dissolveIn 0.4s ease forwards;
}

.page-transition.entering .transition-logo {
  animation: stLogoIn 0.4s ease forwards;
}

/* Exiting: new page loaded, fade overlay out to reveal it */
.page-transition.exiting {
  opacity: 1;
  animation: dissolveOut 0.45s ease 0.05s forwards;
}

.page-transition.exiting .transition-logo {
  opacity: 0.9;
  animation: stLogoOut 0.35s ease forwards;
}

@keyframes dissolveIn {
  0%   { opacity: 0; }
  100% { opacity: 1; }
}

@keyframes dissolveOut {
  0%   { opacity: 1; }
  100% { opacity: 0; }
}

@keyframes stLogoIn {
  0%   { opacity: 0; transform: translate(-50%, -50%) scale(0.7); }
  100% { opacity: 0.9; transform: translate(-50%, -50%) scale(1); }
}

@keyframes stLogoOut {
  0%   { opacity: 0.9; transform: translate(-50%, -50%) scale(1); }
  100% { opacity: 0; transform: translate(-50%, -50%) scale(1.05); }
}

/* Blur page content when transitioning */
.page-blurring .page-wrapper,
.page-blurring .nav,
.page-blurring .footer {
  filter: blur(16px);
  transition: filter 0.35s ease;
}


/* --- Changelog --- */
.changelog {
  margin-top: 2rem;
}

.changelog-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 1.25rem 1.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  cursor: pointer;
  transition: all var(--duration-fast);
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--white);
}

.changelog-toggle:hover {
  border-color: var(--border-glow);
}

.changelog-toggle-icon {
  font-size: 0.8rem;
  color: var(--accent);
  transition: transform 0.3s var(--ease-out);
}

.changelog-toggle.open .changelog-toggle-icon {
  transform: rotate(180deg);
}

.changelog-toggle.open {
  border-radius: 12px 12px 0 0;
  border-bottom-color: transparent;
}

.changelog-entries {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.5s var(--ease-out);
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-top: none;
  border-radius: 0 0 12px 12px;
}

.changelog-entries.open {
  max-height: 1000px;
}

.changelog-entry {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border-subtle);
}

.changelog-entry:last-child {
  border-bottom: none;
}

.changelog-entry-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.5rem;
}

.changelog-version {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent);
  padding: 0.2rem 0.6rem;
  border: 1px solid var(--border-glow);
  border-radius: 6px;
  background: var(--accent-glow);
}

.changelog-date {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-dim);
}

.changelog-entry p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* --- Email Signup --- */
.email-signup {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 20px;
  padding: 3rem;
  text-align: center;
  backdrop-filter: blur(10px);
}

.email-signup h3 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 0.5rem;
}

.email-signup p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  max-width: 450px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.7;
}

.email-signup-form {
  display: flex;
  gap: 0.75rem;
  max-width: 450px;
  margin: 0 auto;
}

.email-signup-input {
  flex: 1;
  padding: 0.85rem 1.25rem;
  background: var(--bg-primary);
  border: 1px solid var(--border-subtle);
  border-radius: 10px;
  color: var(--white);
  font-family: var(--font-body);
  font-size: 0.9rem;
  outline: none;
  transition: border-color 0.2s;
}

.email-signup-input::placeholder {
  color: var(--text-dim);
}

.email-signup-input:focus {
  border-color: var(--accent);
}

.email-signup-btn {
  padding: 0.85rem 1.5rem;
  background: var(--accent);
  color: var(--bg-primary);
  border: none;
  border-radius: 10px;
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--duration-fast);
  white-space: nowrap;
}

.email-signup-btn:hover {
  box-shadow: 0 0 25px var(--accent-dim);
  transform: translateY(-2px);
}

.email-signup-note {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  color: var(--text-dim);
  margin-top: 1rem;
  letter-spacing: 0.03em;
}

/* --- 404 Page --- */
.four-oh-four {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--nav-height) 1.5rem 0;
}

.four-oh-four-code {
  font-family: var(--font-display);
  font-size: clamp(6rem, 20vw, 12rem);
  font-weight: 800;
  line-height: 1;
  background: linear-gradient(135deg, var(--accent), var(--accent-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  opacity: 0;
  animation: fadeInUp 0.8s var(--ease-out) 0.2s forwards;
}

.four-oh-four h2 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--white);
  margin: 1rem 0 0.75rem;
  opacity: 0;
  animation: fadeInUp 0.8s var(--ease-out) 0.4s forwards;
}

.four-oh-four p {
  color: var(--text-secondary);
  margin-bottom: 2rem;
  opacity: 0;
  animation: fadeInUp 0.8s var(--ease-out) 0.6s forwards;
}

.four-oh-four .btn {
  opacity: 0;
  animation: fadeInUp 0.8s var(--ease-out) 0.8s forwards;
}

/* --- Easter Egg: Rainbow Mode --- */
@keyframes rainbowAccent {
  0%   { --accent: #ff0040; }
  15%  { --accent: #ff8800; }
  30%  { --accent: #ffee00; }
  45%  { --accent: #00ff88; }
  60%  { --accent: #00ccff; }
  75%  { --accent: #7b61ff; }
  90%  { --accent: #ff00aa; }
  100% { --accent: #ff0040; }
}

.rainbow-mode {
  animation: rainbowAccent 1.5s linear infinite;
}

.rainbow-mode .nav-logo .logo-icon {
  border-color: var(--accent);
  color: var(--accent);
}

.rainbow-mode .hero h1 .highlight {
  background: linear-gradient(135deg, #ff0040, #ff8800, #ffee00, #00ff88, #00ccff, #7b61ff, #ff00aa);
  background-size: 300% 300%;
  animation: gradientShift 2s ease infinite;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

@keyframes gradientShift {
  0%   { background-position: 0% 50%; }
  50%  { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

.rainbow-mode .btn-primary {
  background: var(--accent);
}

.rainbow-mode .section-label::before {
  background: var(--accent);
}

.rainbow-mode .feature-icon {
  color: var(--accent);
  border-color: var(--accent);
  background: rgba(255, 255, 255, 0.05);
}

/* --- Update Announcement Banner --- */
.update-banner {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.85rem 1.25rem;
  margin-bottom: 1.5rem;
  border: 1px solid var(--accent);
  border-radius: 10px;
  background: rgba(0, 240, 255, 0.05);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-secondary);
  letter-spacing: 0.02em;
}

.update-banner strong {
  color: var(--accent);
}

/* --- FREE Tag --- */
.tag-free {
  background: rgba(0, 240, 255, 0.15);
  color: var(--accent);
  border: 1px solid var(--accent);
}

.tag-downloads {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-secondary);
  border: 1px solid var(--border-subtle);
}

/* --- Primary Download Item Highlight --- */
.download-item-primary {
  border-color: var(--border-glow);
  background: rgba(0, 240, 255, 0.03);
}

.download-btn-primary {
  background: var(--accent);
  color: var(--bg-primary);
  font-weight: 600;
  border: 1px solid var(--accent);
}

.download-btn-primary:hover {
  background: transparent;
  color: var(--accent);
}

/* --- Support / Beer Card --- */
.support-card {
  margin: var(--space-sm) 0;
}

.support-card-inner {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 2rem;
  border: 1px solid var(--border-subtle);
  border-radius: 16px;
  background: var(--bg-secondary);
}

.support-card-icon {
  font-size: 2.5rem;
  flex-shrink: 0;
}

.support-card-content h3 {
  font-family: var(--font-heading);
  font-size: 1rem;
  color: var(--white);
  margin-bottom: 0.35rem;
}

.support-card-content p {
  font-size: 0.8rem;
  color: var(--text-dim);
  line-height: 1.5;
}

.btn-beer {
  flex-shrink: 0;
  padding: 0.75rem 1.5rem;
  font-size: 0.8rem;
  font-weight: 600;
  background: linear-gradient(135deg, #f5a623, #e8930c);
  color: #1a1a2e;
  border: none;
  border-radius: 10px;
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s;
  white-space: nowrap;
}

.btn-beer:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(245, 166, 35, 0.3);
}

/* --- Review Section --- */
.review-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin: var(--space-sm) 0;
}

.review-form-card {
  padding: 2rem;
  border: 1px solid var(--border-subtle);
  border-radius: 16px;
  background: var(--bg-secondary);
}

.review-form-card h3 {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  color: var(--white);
  margin-bottom: 0.25rem;
}

.star-rating {
  display: flex;
  gap: 0.35rem;
  margin-bottom: 1rem;
}

.star {
  font-size: 1.8rem;
  color: var(--border-subtle);
  cursor: pointer;
  transition: color 0.15s, transform 0.15s;
  user-select: none;
}

.star:hover,
.star-hover {
  color: #f5a623;
  transform: scale(1.15);
}

.star-active {
  color: #f5a623;
}

.review-input,
.review-textarea {
  width: 100%;
  padding: 0.7rem 1rem;
  font-family: var(--font-body);
  font-size: 0.8rem;
  color: var(--white);
  background: var(--bg-primary);
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  margin-bottom: 0.75rem;
  outline: none;
  transition: border-color 0.2s;
  box-sizing: border-box;
}

.review-input:focus,
.review-textarea:focus {
  border-color: var(--accent);
}

.review-textarea {
  resize: vertical;
  min-height: 80px;
}

.review-note {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  margin-top: 0.75rem;
  text-align: center;
}

/* --- Featured Reviews --- */
.featured-reviews {
  padding: 2rem;
  border: 1px solid var(--border-subtle);
  border-radius: 16px;
  background: var(--bg-secondary);
}

.featured-reviews h3 {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  color: var(--white);
}

.review-card {
  padding: 1.25rem;
  border: 1px solid var(--border-subtle);
  border-radius: 10px;
  background: var(--bg-primary);
  margin-bottom: 0.75rem;
}

.review-card-stars {
  color: #f5a623;
  font-size: 1rem;
  margin-bottom: 0.5rem;
}

.review-card-text {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 0.5rem;
  font-style: italic;
}

.review-card-author {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-dim);
}

/* --- Responsive --- */
@media (max-width: 1024px) {
  .about-grid,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .product-card {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 70%;
    max-width: 320px;
    height: 100vh;
    background: var(--bg-secondary);
    border-left: 1px solid var(--border-subtle);
    flex-direction: column;
    justify-content: center;
    padding: 2rem;
    gap: 2rem;
    transition: right 0.4s var(--ease-out);
  }

  .nav-links.open {
    right: 0;
  }

  .nav-toggle {
    display: flex;
  }

  .hero h1 {
    font-size: clamp(2.2rem, 10vw, 3.5rem);
  }

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

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

  .product-showcase {
    padding: 2rem;
  }

  .product-stats {
    gap: 1.5rem;
  }

  .download-item {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }

  .cursor-dot, .cursor-ring {
    display: none;
  }

  .modal {
    padding: 2rem 1.5rem;
  }

  .modal-amounts {
    gap: 0.5rem;
  }

  .amount-btn {
    padding: 0.65rem 1rem;
    font-size: 0.8rem;
    min-width: 60px;
  }

  .email-signup-form {
    flex-direction: column;
  }

  .loader-progress {
    bottom: 1.5rem;
    left: 1.5rem;
  }

  .detail-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .detail-sidebar {
    position: static;
  }

  .detail-gallery-thumbs {
    grid-template-columns: repeat(4, 1fr);
    gap: 0.5rem;
  }

  .detail-gallery-thumbs-3 {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }

  .detail-gallery-thumbs-4 {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.5rem;
  }

  .detail-gallery-thumbs-5 {
    grid-template-columns: repeat(3, 1fr);
    gap: 0.5rem;
    max-width: 100%;
  }

  .detail-gallery-main {
    max-width: 100%;
  }

  .product-preview-compact,
  .screenshot-strip {
    max-width: 100%;
  }

  .nav-dropdown-menu {
    position: static;
    transform: none;
    background: transparent;
    border: none;
    box-shadow: none;
    opacity: 1;
    visibility: visible;
    padding: 0 0 0 1rem;
    min-width: 0;
  }

  .nav-dropdown-menu a {
    padding: 0.4rem 0;
  }

  .support-card-inner {
    flex-direction: column;
    text-align: center;
    gap: 1rem;
  }

  .review-section {
    grid-template-columns: 1fr;
  }

  .hero-compact {
    min-height: 55vh;
  }
}

@media (max-width: 480px) {
  .section {
    padding: var(--space-lg) 1rem;
  }

  .product-showcase {
    padding: 1.5rem;
  }
}