/* ========================================
   WANGMUL.COM - Design System
   Racing Theme with Modern Aesthetics
   ======================================== */

/* ===== CSS Variables ===== */
:root {
  /* Colors - Racing Theme */
  --primary: #ff4d4d;
  --primary-glow: rgba(255, 77, 77, 0.5);
  --secondary: #ff8c00;
  --accent: #ffd700;
  --accent-glow: rgba(255, 215, 0, 0.3);

  /* Dark Theme */
  --bg-dark: #0a0a0f;
  --bg-darker: #050508;
  --bg-card: rgba(255, 255, 255, 0.03);
  --bg-glass: rgba(255, 255, 255, 0.05);
  --bg-glass-hover: rgba(255, 255, 255, 0.1);

  /* Text */
  --text-primary: #ffffff;
  --text-secondary: rgba(255, 255, 255, 0.7);
  --text-muted: rgba(255, 255, 255, 0.4);

  /* Gradients */
  --gradient-fire: linear-gradient(135deg, #ff4d4d 0%, #ff8c00 50%, #ffd700 100%);
  --gradient-hero: linear-gradient(180deg, transparent 0%, var(--bg-dark) 100%);

  /* Spacing */
  --section-padding: 120px;
  --container-max: 1200px;

  /* Effects */
  --border-glow: 1px solid rgba(255, 77, 77, 0.3);
  --shadow-neon: 0 0 30px var(--primary-glow);
  --transition-smooth: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg-dark);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

/* ===== Typography ===== */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: 'Outfit', sans-serif;
  font-weight: 700;
  line-height: 1.2;
}

h1 {
  font-size: clamp(3rem, 8vw, 6rem);
  background: var(--gradient-fire);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

h2 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  margin-bottom: 1.5rem;
}

h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

p {
  color: var(--text-secondary);
  font-size: 1.1rem;
}

/* ===== Container ===== */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 2rem;
}

/* ===== Navigation ===== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 1.5rem 0;
  transition: var(--transition-smooth);
}

.nav.scrolled {
  background: rgba(10, 10, 15, 0.95);
  backdrop-filter: blur(20px);
  padding: 1rem 0;
  border-bottom: var(--border-glow);
}

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

.nav-logo {
  font-family: 'Outfit', sans-serif;
  font-size: 1.5rem;
  font-weight: 800;
  background: var(--gradient-fire);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-decoration: none;
}

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

.nav-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  transition: var(--transition-smooth);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-fire);
  transition: var(--transition-smooth);
}

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

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

/* ===== Hero Section ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding-top: 100px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 30% 20%, var(--primary-glow) 0%, transparent 50%),
    radial-gradient(ellipse at 70% 80%, rgba(255, 140, 0, 0.2) 0%, transparent 40%);
  z-index: 0;
}

.hero-content {
  text-align: center;
  z-index: 1;
  animation: fadeInUp 1s ease-out;
}

.hero-subtitle {
  font-size: 1.2rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 4px;
  margin-bottom: 1rem;
  font-weight: 600;
}

.hero-title {
  margin-bottom: 1.5rem;
}

.hero-description {
  max-width: 600px;
  margin: 0 auto 2.5rem;
  font-size: 1.25rem;
}

.hero-buttons {
  display: flex;
  gap: 1.5rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* Speed lines animation */
.speed-lines {
  position: absolute;
  inset: 0;
  overflow: hidden;
  opacity: 0.1;
}

.speed-line {
  position: absolute;
  width: 2px;
  height: 100px;
  background: linear-gradient(to bottom, transparent, var(--primary), transparent);
  animation: speedLine 2s linear infinite;
}

@keyframes speedLine {
  0% {
    transform: translateY(-100px);
    opacity: 0;
  }

  50% {
    opacity: 1;
  }

  100% {
    transform: translateY(100vh);
    opacity: 0;
  }
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem 2rem;
  border-radius: 50px;
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  transition: var(--transition-smooth);
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: var(--gradient-fire);
  color: var(--bg-dark);
  box-shadow: var(--shadow-neon);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 0 50px var(--primary-glow);
}

.btn-secondary {
  background: var(--bg-glass);
  color: var(--text-primary);
  border: var(--border-glow);
  backdrop-filter: blur(10px);
}

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

/* ===== Sections ===== */
section {
  padding: var(--section-padding) 0;
  position: relative;
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 4rem;
}

.section-label {
  display: inline-block;
  background: var(--bg-glass);
  border: var(--border-glow);
  padding: 0.5rem 1.25rem;
  border-radius: 50px;
  font-size: 0.85rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 1.5rem;
}

/* ===== About Section ===== */
.about {
  background: var(--bg-darker);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-image {
  position: relative;
}

.about-image img {
  width: 100%;
  border-radius: 20px;
  border: var(--border-glow);
}

.about-image::before {
  content: '';
  position: absolute;
  inset: -20px;
  background: var(--gradient-fire);
  border-radius: 30px;
  opacity: 0.1;
  z-index: -1;
  filter: blur(30px);
}

.about-content h2 {
  background: var(--gradient-fire);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.about-stats {
  display: flex;
  gap: 3rem;
  margin-top: 2.5rem;
}

.stat {
  text-align: center;
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 800;
  background: var(--gradient-fire);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-label {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
}

/* ===== Features Section ===== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.feature-card {
  background: var(--bg-glass);
  border: var(--border-glow);
  border-radius: 20px;
  padding: 2.5rem;
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-fire);
  transform: scaleX(0);
  transition: var(--transition-smooth);
}

.feature-card:hover {
  transform: translateY(-10px);
  background: var(--bg-glass-hover);
  border-color: var(--primary);
}

.feature-card:hover::before {
  transform: scaleX(1);
}

.feature-icon {
  width: 60px;
  height: 60px;
  background: var(--gradient-fire);
  border-radius: 15px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
}

.feature-card h3 {
  margin-bottom: 0.75rem;
}

/* ===== Game Showcase ===== */
.game-showcase {
  background:
    radial-gradient(ellipse at 50% 0%, rgba(255, 77, 77, 0.1) 0%, transparent 50%),
    var(--bg-dark);
}

.game-visual {
  position: relative;
  margin-bottom: 4rem;
}

.game-screenshots-gallery {
  display: flex;
  gap: 2rem;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  max-width: 1000px;
  margin: 0 auto;
}

.game-screenshots-gallery img {
  height: 500px;
  width: auto;
  border-radius: 20px;
  border: var(--border-glow);
  box-shadow: var(--shadow-neon);
  transition: var(--transition-smooth);
}

.game-screenshots-gallery img:hover {
  transform: translateY(-10px) scale(1.02);
  box-shadow: 0 0 50px var(--primary-glow);
}

.game-screen {
  width: 100%;
  max-width: 900px;
  margin: 0 auto;
  border-radius: 20px;
  border: var(--border-glow);
  overflow: hidden;
  box-shadow: var(--shadow-neon);
}

.game-screen img {
  width: 100%;
  display: block;
}

/* ===== Download Section ===== */
.download {
  background: var(--bg-darker);
  text-align: center;
}

.download-buttons {
  display: flex;
  gap: 1.5rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 3rem;
}

.store-btn {
  display: flex;
  align-items: center;
  gap: 1rem;
  background: var(--bg-glass);
  border: var(--border-glow);
  padding: 1rem 2rem;
  border-radius: 15px;
  text-decoration: none;
  transition: var(--transition-smooth);
}

.store-btn:hover {
  background: var(--bg-glass-hover);
  border-color: var(--primary);
  transform: translateY(-5px);
}

.store-btn img {
  height: 40px;
}

.store-btn-text {
  text-align: left;
}

.store-btn-text span {
  display: block;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.store-btn-text strong {
  font-size: 1.1rem;
  color: var(--text-primary);
}

/* ===== Footer ===== */
.footer {
  padding: 4rem 0 2rem;
  border-top: var(--border-glow);
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 2rem;
}

.footer-logo {
  font-family: 'Outfit', sans-serif;
  font-size: 1.25rem;
  font-weight: 800;
  background: var(--gradient-fire);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.footer-links {
  display: flex;
  gap: 2rem;
}

.footer-links a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: var(--transition-smooth);
}

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

.footer-bottom {
  text-align: center;
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* ===== Animations ===== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }

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

.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== Responsive ===== */
@media (max-width: 968px) {
  :root {
    --section-padding: 80px;
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .about-image {
    order: -1;
  }

  .nav-links {
    display: none;
  }
}

@media (max-width: 640px) {
  :root {
    --section-padding: 60px;
  }

  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }

  .about-stats {
    flex-wrap: wrap;
    gap: 2rem;
    justify-content: center;
  }

  .game-screenshots-gallery {
    flex-direction: column;
  }

  .game-screenshots-gallery img {
    height: 400px;
  }

  .download-buttons {
    flex-direction: column;
    align-items: center;
  }

  .footer-content {
    flex-direction: column;
    text-align: center;
  }

  .footer-links {
    flex-wrap: wrap;
    justify-content: center;
  }
}

/* ===== Scrollbar ===== */
::-webkit-scrollbar {
  width: 8px;
}

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

::-webkit-scrollbar-thumb {
  background: var(--primary);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--secondary);
}