/* ============================================
   TUBENOTES LANDING PAGE
   Cyberpunk Brutalist Design System
   ============================================ */

/* --- CSS Variables / Theme --- */
:root {
  /* Backgrounds */
  --bg: #0a0a0a;
  --surface: #141414;
  --surface-hover: #252525;

  /* Text */
  --fg: #ffffff;
  --fg-muted: #a0a0a0;
  --fg-dim: #666666;

  /* Accents */
  --accent-primary: #ff3366;
  --accent-secondary: #00ff88;
  --accent-tertiary: #ffdd00;
  --accent-blue: #00ccff;
  --accent-orange: #ff6b35;
  --accent-apple: #A2AAAD;

  /* Borders */
  --border: #2a2a2a;
  --border-heavy: #444444;

  /* Typography */
  --font-display: 'Orbitron', sans-serif;
  --font-heading: 'Chakra Petch', sans-serif;
  --font-mono: 'Share Tech Mono', monospace;
  --font-body: 'Chakra Petch', sans-serif;
}

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

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

body {
  background-color: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  overflow-x: hidden;
  line-height: 1.6;
}

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

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

/* --- Scrollbar --- */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--surface); }
::-webkit-scrollbar-thumb { background: var(--accent-primary); border-radius: 0; }
::-webkit-scrollbar-thumb:hover { background: var(--accent-secondary); }

/* --- Links --- */
a {
  color: var(--accent-blue);
  text-decoration: none;
  transition: color 0.2s;
}
a:hover { color: var(--accent-primary); }

/* ============================================
   PRELOADER
   ============================================ */
#preloader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: var(--bg);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  transition: opacity 0.6s ease, visibility 0.6s;
}
#preloader.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.preloader-logo {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--fg);
  margin-bottom: 32px;
}
.preloader-logo span { color: var(--accent-primary); }

.preloader-text {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--accent-secondary);
  letter-spacing: 0.15em;
  overflow: hidden;
  white-space: nowrap;
  border-right: 2px solid var(--accent-secondary);
  animation: blink 0.6s step-end infinite;
  width: 0;
  max-width: 100%;
}

.preloader-bar {
  width: 240px;
  height: 3px;
  background: var(--border);
  margin-top: 24px;
  position: relative;
  overflow: hidden;
}
.preloader-bar-fill {
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--accent-primary), var(--accent-secondary));
  transition: width 0.1s linear;
}

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

/* ============================================
   NAVIGATION
   ============================================ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 16px 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: all 0.3s;
  border-bottom: 2px solid transparent;
}
.navbar.scrolled {
  background-color: rgba(10, 10, 10, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom-color: var(--border);
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--fg);
  text-transform: uppercase;
  text-decoration: none;
}
.nav-logo span { color: var(--accent-primary); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
}

.nav-links a {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--fg-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  transition: color 0.2s;
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent-primary);
  transition: width 0.3s;
}
.nav-links a:hover { color: var(--fg); }
.nav-links a:hover::after { width: 100%; }

.nav-cta {
  font-family: var(--font-heading) !important;
  font-size: 0.8rem !important;
  padding: 8px 20px;
  background: var(--accent-primary) !important;
  color: var(--bg) !important;
  border: 2px solid var(--border);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  transition: all 0.2s;
  box-shadow: 3px 3px 0px var(--accent-secondary);
}
.nav-cta:hover {
  box-shadow: 5px 5px 0px var(--accent-secondary);
  transform: translate(-2px, -2px);
  color: var(--bg) !important;
}
.nav-cta::after { display: none !important; }

/* Mobile */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: 2px solid var(--border);
  padding: 8px;
  z-index: 1001;
  transition: border-color 0.2s;
}
.nav-toggle:hover { border-color: var(--accent-primary); }
.nav-toggle span {
  width: 20px;
  height: 2px;
  background: var(--fg);
  transition: all 0.3s;
  display: block;
}
.nav-toggle.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding: 140px 32px 100px;
}

/* Animated grid background */
.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size: 50px 50px;
}

.hero-scanlines {
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 0, 0, 0.08) 2px,
    rgba(0, 0, 0, 0.08) 4px
  );
  pointer-events: none;
  z-index: 1;
}

/* Glow orbs */
.hero-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(140px);
  pointer-events: none;
}
.hero-glow-1 {
  width: 500px;
  height: 500px;
  background: var(--accent-primary);
  top: -150px;
  right: -100px;
  opacity: 0.08;
}
.hero-glow-2 {
  width: 400px;
  height: 400px;
  background: var(--accent-secondary);
  bottom: -100px;
  left: -100px;
  opacity: 0.06;
}
.hero-glow-3 {
  width: 300px;
  height: 300px;
  background: var(--accent-tertiary);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  opacity: 0.03;
}

/* Floating geometric shapes */
.hero-shapes {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}
.hero-shape {
  position: absolute;
  border: 2px solid;
  opacity: 0.08;
}
.hero-shape-1 {
  width: 60px; height: 60px;
  border-color: var(--accent-primary);
  top: 18%; left: 8%;
  animation: float1 7s ease-in-out infinite;
}
.hero-shape-2 {
  width: 35px; height: 35px;
  border-color: var(--accent-secondary);
  top: 28%; right: 12%;
  transform: rotate(45deg);
  animation: float2 9s ease-in-out infinite;
}
.hero-shape-3 {
  width: 80px; height: 80px;
  border-color: var(--accent-tertiary);
  bottom: 22%; left: 15%;
  transform: rotate(15deg);
  animation: float3 8s ease-in-out infinite;
}
.hero-shape-4 {
  width: 25px; height: 25px;
  border-color: var(--accent-blue);
  bottom: 30%; right: 8%;
  animation: float1 6s ease-in-out infinite reverse;
}
.hero-shape-5 {
  width: 45px; height: 45px;
  border-color: var(--accent-orange);
  top: 60%; left: 5%;
  transform: rotate(30deg);
  animation: float2 10s ease-in-out infinite;
}

@keyframes float1 {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-25px) rotate(12deg); }
}
@keyframes float2 {
  0%, 100% { transform: translateY(0) rotate(45deg); }
  50% { transform: translateY(-35px) rotate(60deg); }
}
@keyframes float3 {
  0%, 100% { transform: translateY(0) rotate(15deg); }
  50% { transform: translateY(-20px) rotate(28deg); }
}

/* Hero content */
.hero-content {
  text-align: center;
  position: relative;
  z-index: 2;
  max-width: 950px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 20px;
  border: 2px solid var(--accent-secondary);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent-secondary);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  margin-bottom: 36px;
}
.pulse-dot {
  width: 8px;
  height: 8px;
  background: var(--accent-secondary);
  animation: pulse 1.5s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.8); }
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(3rem, 10vw, 7.5rem);
  font-weight: 900;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  line-height: 1.05;
  margin-bottom: 24px;
}
.hero-title .accent { color: var(--accent-primary); }

/* Glitch effect */
.glitch {
  position: relative;
  display: inline-block;
}
.glitch::before,
.glitch::after {
  content: attr(data-text);
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  pointer-events: none;
}
.glitch:hover::before {
  animation: glitch-1 0.4s linear;
  color: var(--accent-blue);
  z-index: -1;
  opacity: 0.7;
}
.glitch:hover::after {
  animation: glitch-2 0.4s linear;
  color: var(--accent-primary);
  z-index: -2;
  opacity: 0.7;
}

@keyframes glitch-1 {
  0%   { clip-path: inset(40% 0 61% 0); transform: translate(-3px, -2px); }
  20%  { clip-path: inset(92% 0 1% 0);  transform: translate(3px, 2px); }
  40%  { clip-path: inset(43% 0 1% 0);  transform: translate(-3px, 2px); }
  60%  { clip-path: inset(25% 0 58% 0); transform: translate(3px, -2px); }
  80%  { clip-path: inset(54% 0 7% 0);  transform: translate(-3px, 2px); }
  100% { clip-path: inset(58% 0 43% 0); transform: translate(0); }
}
@keyframes glitch-2 {
  0%   { clip-path: inset(65% 0 13% 0); transform: translate(3px, 2px); }
  20%  { clip-path: inset(4% 0 70% 0);  transform: translate(-3px, -2px); }
  40%  { clip-path: inset(76% 0 24% 0); transform: translate(3px, -2px); }
  60%  { clip-path: inset(18% 0 37% 0); transform: translate(-3px, 2px); }
  80%  { clip-path: inset(37% 0 53% 0); transform: translate(3px, 2px); }
  100% { clip-path: inset(19% 0 61% 0); transform: translate(0); }
}

.hero-subtitle {
  font-family: var(--font-mono);
  font-size: clamp(0.9rem, 2.5vw, 1.25rem);
  color: var(--fg-muted);
  letter-spacing: 0.2em;
  margin-bottom: 48px;
  text-transform: uppercase;
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}
.hero-actions .btn-brutal {
  opacity: 1;
  visibility: visible;
}

/* Buttons */
.btn-brutal {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 16px 40px;
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  border: 3px solid var(--border);
  cursor: pointer;
  transition: all 0.2s;
  text-decoration: none;
  position: relative;
}
.btn-primary {
  background: var(--accent-primary);
  color: var(--bg);
  box-shadow: 4px 4px 0px var(--accent-secondary);
}
.btn-primary:hover {
  box-shadow: 6px 6px 0px var(--accent-secondary);
  transform: translate(-2px, -2px);
  color: var(--bg);
}
.btn-secondary {
  background: transparent;
  color: var(--fg);
  box-shadow: 4px 4px 0px var(--border);
}
.btn-secondary:hover {
  border-color: var(--accent-primary);
  color: var(--accent-primary);
  box-shadow: 6px 6px 0px var(--accent-primary);
  transform: translate(-2px, -2px);
}

/* Platform badges */
.hero-platforms {
  margin-top: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 28px;
}
.hero-platforms .platform {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--fg-dim);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: color 0.25s, opacity 0.25s;
}
.hero-platforms svg { opacity: 0.5; transition: opacity 0.25s, fill 0.25s; }

/* Windows: hover turns blue */
.hero-platforms .platform-windows { cursor: pointer; }
.hero-platforms .platform-windows:hover {
  color: var(--accent-blue);
}
.hero-platforms .platform-windows:hover svg {
  opacity: 1;
  fill: var(--accent-blue);
}

/* macOS: hover turns Apple silver */
.hero-platforms .platform-macos { cursor: pointer; }
.hero-platforms .platform-macos:hover {
  color: var(--accent-apple);
}
.hero-platforms .platform-macos:hover svg {
  opacity: 1;
  fill: var(--accent-apple);
}

/* Linux: not available — disabled cursor */
.hero-platforms .platform-disabled {
  cursor: not-allowed;
}
.hero-platforms .platform-disabled:hover {
  opacity: 0.35;
}

/* Scroll indicator */
.scroll-indicator {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}
.scroll-indicator span {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--fg-dim);
  letter-spacing: 0.2em;
  text-transform: uppercase;
}
.scroll-arrow {
  width: 20px;
  height: 20px;
  border-right: 2px solid var(--fg-dim);
  border-bottom: 2px solid var(--fg-dim);
  transform: rotate(45deg);
  animation: scrollBounce 2s ease-in-out infinite;
}
@keyframes scrollBounce {
  0%, 100% { transform: rotate(45deg) translate(0, 0); opacity: 0.5; }
  50% { transform: rotate(45deg) translate(5px, 5px); opacity: 1; }
}

/* ============================================
   SECTION COMMON
   ============================================ */
.section {
  padding: 120px 32px;
  position: relative;
}
.section-container {
  max-width: 1400px;
  margin: 0 auto;
}
.section-header {
  text-align: center;
  margin-bottom: 72px;
}
.section-label {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent-primary);
  text-transform: uppercase;
  letter-spacing: 0.25em;
  margin-bottom: 16px;
  display: block;
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  line-height: 1.2;
}
.section-subtitle {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  color: var(--fg-muted);
  margin-top: 16px;
  letter-spacing: 0.05em;
}

/* Section divider */
.section-divider {
  width: 100%;
  height: 3px;
  background: var(--border);
  position: relative;
  overflow: hidden;
}
.section-divider::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 40%;
  height: 100%;
  background: linear-gradient(90deg, transparent, var(--accent-primary), transparent);
  animation: dividerSlide 4s linear infinite;
}
@keyframes dividerSlide {
  0% { left: -40%; }
  100% { left: 100%; }
}

/* ============================================
   FEATURES SECTION
   ============================================ */
.features { background: var(--bg); }

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.feature-card {
  background: var(--surface);
  border: 3px solid var(--border);
  padding: 40px 28px;
  position: relative;
  transition: all 0.25s;
  overflow: hidden;
}
.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--card-accent, var(--accent-primary));
}
.feature-card:hover {
  transform: translate(-2px, -2px);
}

/* Accent variants */
.feature-card[data-accent="primary"]   { --card-accent: var(--accent-primary);   box-shadow: 4px 4px 0px var(--accent-primary); }
.feature-card[data-accent="primary"]:hover   { box-shadow: 6px 6px 0px var(--accent-primary); }
.feature-card[data-accent="secondary"] { --card-accent: var(--accent-secondary); box-shadow: 4px 4px 0px var(--accent-secondary); }
.feature-card[data-accent="secondary"]:hover { box-shadow: 6px 6px 0px var(--accent-secondary); }
.feature-card[data-accent="tertiary"]  { --card-accent: var(--accent-tertiary);  box-shadow: 4px 4px 0px var(--accent-tertiary); }
.feature-card[data-accent="tertiary"]:hover  { box-shadow: 6px 6px 0px var(--accent-tertiary); }
.feature-card[data-accent="blue"]      { --card-accent: var(--accent-blue);      box-shadow: 4px 4px 0px var(--accent-blue); }
.feature-card[data-accent="blue"]:hover      { box-shadow: 6px 6px 0px var(--accent-blue); }
.feature-card[data-accent="orange"]    { --card-accent: var(--accent-orange);    box-shadow: 4px 4px 0px var(--accent-orange); }
.feature-card[data-accent="orange"]:hover    { box-shadow: 6px 6px 0px var(--accent-orange); }

.feature-icon {
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--card-accent, var(--accent-primary));
  color: var(--card-accent, var(--accent-primary));
  margin-bottom: 24px;
  transition: all 0.25s;
}
.feature-card:hover .feature-icon {
  background: var(--card-accent, var(--accent-primary));
  color: var(--bg);
}
.feature-icon svg { width: 24px; height: 24px; }

.feature-title {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 12px;
}
.feature-desc {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--fg-muted);
  line-height: 1.8;
}

/* ============================================
   SHOWCASE SECTION
   ============================================ */
.showcase { background: var(--surface); }

.showcase-tabs {
  display: flex;
  justify-content: center;
  gap: 4px;
  margin-bottom: 48px;
}
.showcase-tab {
  padding: 12px 28px;
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: transparent;
  border: 2px solid var(--border);
  color: var(--fg-muted);
  cursor: pointer;
  transition: all 0.2s;
}
.showcase-tab:hover {
  color: var(--fg);
  border-color: var(--fg-dim);
}
.showcase-tab.active {
  background: var(--accent-primary);
  color: var(--bg);
  border-color: var(--accent-primary);
}

.showcase-frame {
  max-width: 1100px;
  margin: 0 auto;
  border: 3px solid var(--border);
  box-shadow: 8px 8px 0px var(--accent-primary);
  background: var(--bg);
  overflow: hidden;
}

.showcase-titlebar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  background: var(--bg);
  border-bottom: 2px solid var(--border);
}
.showcase-dot {
  width: 12px;
  height: 12px;
  border: 2px solid var(--border);
}
.showcase-dot:nth-child(1) { background: var(--accent-primary); }
.showcase-dot:nth-child(2) { background: var(--accent-tertiary); }
.showcase-dot:nth-child(3) { background: var(--accent-secondary); }
.showcase-titlebar-text {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--fg-dim);
  margin-left: 12px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
}

.showcase-images {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--bg);
}
.showcase-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top left;
  opacity: 0;
  transition: opacity 0.5s ease;
}
.showcase-img.active { opacity: 1; }

/* Placeholder for missing images */
.showcase-placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: var(--bg);
  color: var(--fg-dim);
  font-family: var(--font-mono);
  font-size: 0.9rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.showcase-placeholder svg {
  width: 48px;
  height: 48px;
  margin-bottom: 16px;
  opacity: 0.3;
}

.showcase-caption {
  text-align: center;
  margin-top: 24px;
}
.showcase-caption span {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--fg-dim);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

/* ============================================
   TECH STACK MARQUEE
   ============================================ */
.tech-stack {
  background: var(--bg);
  overflow: hidden;
  padding: 80px 0;
}

.tech-marquee-wrapper {
  overflow: hidden;
  position: relative;
}
.tech-marquee-wrapper::before,
.tech-marquee-wrapper::after {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  width: 120px;
  z-index: 2;
  pointer-events: none;
}
.tech-marquee-wrapper::before {
  left: 0;
  background: linear-gradient(90deg, var(--bg), transparent);
}
.tech-marquee-wrapper::after {
  right: 0;
  background: linear-gradient(-90deg, var(--bg), transparent);
}

.tech-marquee {
  display: flex;
  gap: 20px;
  animation: marquee 40s linear infinite;
  width: max-content;
}
.tech-marquee:hover { animation-play-state: paused; }

@keyframes marquee {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.tech-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 24px;
  border: 2px solid var(--border);
  background: var(--surface);
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--fg);
  white-space: nowrap;
  transition: all 0.2s;
  flex-shrink: 0;
}
.tech-badge:hover {
  border-color: var(--accent-primary);
  color: var(--accent-primary);
}
.tech-badge-icon { font-size: 1.1rem; }

/* ============================================
   STATS SECTION
   ============================================ */
.stats-section {
  background: var(--surface);
  border-top: 3px solid var(--border);
  border-bottom: 3px solid var(--border);
  padding: 80px 32px;
}

.stats-grid {
  display: flex;
  justify-content: center;
  gap: 80px;
  flex-wrap: wrap;
  max-width: 1000px;
  margin: 0 auto;
}

.stat-item { text-align: center; }
.stat-number {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 3.8rem);
  font-weight: 700;
  line-height: 1;
  margin-bottom: 10px;
}
.stat-label {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--fg-muted);
  text-transform: uppercase;
  letter-spacing: 0.18em;
}

/* ============================================
   CONTRIBUTORS SECTION
   ============================================ */
.contributors { background: var(--bg); }

.contributors-grid {
  display: flex;
  justify-content: center;
  gap: 32px;
  flex-wrap: wrap;
}

.contributor-card {
  background: var(--surface);
  border: 3px solid var(--border);
  padding: 36px 28px;
  width: 340px;
  text-align: center;
  transition: all 0.25s;
  box-shadow: 4px 4px 0px var(--accent-primary);
}
.contributor-card:hover {
  box-shadow: 6px 6px 0px var(--accent-primary);
  transform: translate(-2px, -2px);
}

.contributor-avatar {
  width: 100px;
  height: 100px;
  border: 3px solid var(--accent-primary);
  margin: 0 auto 20px;
  overflow: hidden;
  position: relative;
}
.contributor-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(20%) contrast(1.1);
  transition: filter 0.3s;
}
.contributor-card:hover .contributor-avatar img {
  filter: grayscale(0%) contrast(1);
}

.contributor-name {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 6px;
}
.contributor-handle {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent-blue);
  margin-bottom: 10px;
}
.contributor-role {
  display: inline-block;
  padding: 4px 14px;
  background: var(--accent-primary);
  color: var(--bg);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-bottom: 16px;
  border: 2px solid var(--border);
}
.contributor-desc {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--fg-muted);
  margin-bottom: 24px;
  line-height: 1.7;
}
.contributor-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 24px;
  border: 2px solid var(--border);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--fg);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  transition: all 0.2s;
}
.contributor-link:hover {
  border-color: var(--accent-primary);
  color: var(--accent-primary);
}
.contributor-link svg { width: 16px; height: 16px; }

/* Join card */
.contributor-card.join-card {
  border-style: dashed;
  border-color: var(--fg-dim);
  box-shadow: none;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}
.contributor-card.join-card:hover {
  border-color: var(--accent-secondary);
  box-shadow: 4px 4px 0px var(--accent-secondary);
}
.join-icon {
  width: 64px;
  height: 64px;
  border: 3px dashed var(--fg-dim);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  transition: all 0.2s;
}
.contributor-card.join-card:hover .join-icon {
  border-color: var(--accent-secondary);
  color: var(--accent-secondary);
}
.join-icon svg { width: 28px; height: 28px; color: var(--fg-dim); transition: color 0.2s; }
.contributor-card.join-card:hover .join-icon svg { color: var(--accent-secondary); }

/* ============================================
   OPEN SOURCE BANNER
   ============================================ */
.open-source {
  background: var(--bg);
  border-top: 3px solid var(--border);
  border-bottom: 3px solid var(--border);
  text-align: center;
  padding: 64px 32px;
}
.open-source-badge {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 14px 32px;
  border: 3px solid var(--accent-secondary);
  font-family: var(--font-heading);
  font-size: 1rem;
  color: var(--accent-secondary);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 16px;
  font-weight: 600;
}
.open-source-badge svg { width: 22px; height: 22px; }
.open-source p {
  font-family: var(--font-mono);
  font-size: 0.88rem;
  color: var(--fg-muted);
  max-width: 620px;
  margin: 0 auto;
  line-height: 1.8;
}

/* ============================================
   CTA / DOWNLOAD SECTION
   ============================================ */
.cta-section {
  background: var(--accent-primary);
  position: relative;
  overflow: hidden;
  padding: 120px 32px;
}
.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 0, 0, 0.1) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 0, 0, 0.1) 1px, transparent 1px);
  background-size: 35px 35px;
  opacity: 0.3;
}
.cta-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 700px;
  margin: 0 auto;
}
.cta-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  color: var(--bg);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 16px;
}
.cta-desc {
  font-family: var(--font-mono);
  font-size: 1.05rem;
  color: var(--bg);
  opacity: 0.85;
  margin-bottom: 40px;
  letter-spacing: 0.04em;
}
.btn-cta {
  background: var(--bg);
  color: var(--accent-primary);
  box-shadow: 4px 4px 0px rgba(0, 0, 0, 0.3);
  border-color: var(--bg);
}
.btn-cta:hover {
  box-shadow: 6px 6px 0px rgba(0, 0, 0, 0.4);
  transform: translate(-2px, -2px);
  color: var(--accent-primary);
}
.cta-note {
  margin-top: 24px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--bg);
  opacity: 0.55;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  background: var(--surface);
  border-top: 3px solid var(--border);
  padding: 48px 40px;
}
.footer-content {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 24px;
}
.footer-left {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.footer-logo {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.footer-logo span { color: var(--accent-primary); }
.footer-copyright {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--fg-dim);
  letter-spacing: 0.06em;
}
.footer-links {
  display: flex;
  gap: 24px;
}
.footer-link {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--fg-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  transition: color 0.2s;
}
.footer-link:hover { color: var(--accent-primary); }
.footer-link svg { width: 16px; height: 16px; }

/* ============================================
   REVEAL ANIMATION CLASSES
   ============================================ */
.reveal {
  opacity: 0;
  transform: translateY(40px);
}
.reveal-left {
  opacity: 0;
  transform: translateX(-40px);
}
.reveal-right {
  opacity: 0;
  transform: translateX(40px);
}
.reveal-scale {
  opacity: 0;
  transform: scale(0.85);
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .stats-grid { gap: 48px; }
}

@media (max-width: 768px) {
  .section { padding: 80px 20px; }
  .navbar { padding: 12px 20px; }

  .nav-links {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(10, 10, 10, 0.97);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 32px;
    z-index: 999;
    backdrop-filter: blur(20px);
  }
  .nav-links.open { display: flex; }
  .nav-links a { font-size: 1.1rem; }
  .nav-toggle { display: flex; }

  .features-grid { grid-template-columns: 1fr; }
  .hero { padding: 100px 20px 60px; }
  .hero-actions { flex-direction: column; }
  .hero-platforms { flex-direction: column; gap: 8px; }
  .stats-grid { gap: 32px; }
  .stat-item { min-width: 120px; }
  .showcase-tabs { flex-wrap: wrap; gap: 6px; }
  .showcase-tab { padding: 10px 18px; font-size: 0.75rem; }
  .showcase-frame { box-shadow: 5px 5px 0px var(--accent-primary); }
  .contributor-card { width: 100%; max-width: 340px; }
  .footer-content { flex-direction: column; text-align: center; }
  .footer-links { flex-wrap: wrap; justify-content: center; }
  .cta-section { padding: 80px 20px; }
  .tech-stack { padding: 60px 0; }
}

@media (max-width: 480px) {
  .hero-badge { font-size: 0.65rem; padding: 6px 14px; }
  .btn-brutal { padding: 14px 24px; font-size: 0.9rem; }
  .scroll-indicator { display: none; }
  .hero-shape { display: none; }
  .open-source-badge { font-size: 0.85rem; padding: 12px 20px; }
}