@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@500;600;700&family=Inter:wght@400;500;600&display=swap');

:root {
  --bg-primary: #0F1116;
  --bg-secondary: #171B24;
  --bg-tertiary: #1B2130;
  --accent-teal: #00D9C0;
  --accent-coral: #FF6B4A;
  --text-primary: #F4F6F8;
  --text-muted: #9AA3B2;
  --border-soft: rgba(244, 246, 248, 0.08);
  --gradient-primary: linear-gradient(135deg, var(--accent-teal), var(--accent-coral));
  --font-heading: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;
  --header-height: 84px;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

html.hide #preloader {
  opacity: 0;
  visibility: hidden;
}

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

body.fixed {
  overflow: hidden;
}

.container {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}

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

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

ul {
  list-style: none;
}

h1, h2, h3 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
}

h2 {
  font-size: 40px;
  margin-bottom: 24px;
}

p {
  color: var(--text-muted);
}

#preloader {
  position: fixed;
  inset: 0;
  background: var(--bg-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}

#preloader img {
  width: 64px;
  height: 64px;
}

.btn {
  display: inline-block;
  padding: 16px 32px;
  border-radius: 999px;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 16px;
  cursor: pointer;
  border: none;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.btn-primary {
  background: var(--gradient-primary);
  color: #0A0B0E;
  box-shadow: 0 12px 32px rgba(0, 217, 192, 0.25);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 40px rgba(255, 107, 74, 0.3);
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: transparent;
  transition: background 0.3s ease, box-shadow 0.3s ease;
}

.site-header.scrolled {
  background: rgba(15, 17, 22, 0.92);
  backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 var(--border-soft);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
}

.logo img {
  height: 28px;
  width: auto;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 36px;
}

.main-nav a {
  font-family: var(--font-heading);
  font-size: 15px;
  font-weight: 500;
  color: var(--text-primary);
  position: relative;
  padding: 6px 0;
}

.main-nav a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-primary);
  transition: width 0.25s ease;
}

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

.burger-btn {
  display: none;
  background: transparent;
  border: 0;
  width: 44px;
  height: 44px;
  padding: 10px 6px;
  flex-direction: column;
  justify-content: space-between;
  cursor: pointer;
  z-index: 1100;
}

.burger-btn span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--text-primary);
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.burger-btn.act span:nth-child(1) {
  transform: translateY(11px) rotate(45deg);
}

.burger-btn.act span:nth-child(2) {
  opacity: 0;
}

.burger-btn.act span:nth-child(3) {
  transform: translateY(-11px) rotate(-45deg);
}

#mobile-menu {
  opacity: 0;
  pointer-events: none;
  position: fixed;
  top: 0;
  right: 0;
  height: 100vh;
  width: min(320px, 80vw);
  background: var(--bg-secondary);
  display: flex;
  flex-direction: column;
  gap: 28px;
  padding: 120px 32px;
  transform: translateX(100%);
  transition: transform 0.35s ease, opacity 0.35s ease;
  z-index: 1050;
}

#mobile-menu.opened {
  opacity: 1;
  pointer-events: auto;
  transform: translateX(0);
}

#mobile-menu a {
  font-family: var(--font-heading);
  font-size: 20px;
  font-weight: 600;
}

section {
  position: relative;
  padding: 140px 0 100px;
}

.hero {
  padding-top: calc(var(--header-height) + 60px);
  background:
    radial-gradient(circle at 15% 20%, rgba(0, 217, 192, 0.12), transparent 45%),
    radial-gradient(circle at 85% 75%, rgba(255, 107, 74, 0.1), transparent 45%),
    var(--bg-primary);
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 60px;
  align-items: center;
}

.eyebrow {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-teal);
  border: 1px solid rgba(0, 217, 192, 0.35);
  border-radius: 999px;
  padding: 8px 16px;
  margin-bottom: 24px;
}

.hero-content h1 {
  font-size: 56px;
  margin-bottom: 24px;
}

.hero-content p {
  margin-bottom: 20px;
}

.hero-content .btn {
  margin-top: 12px;
  animation: floatCta 3s ease-in-out infinite;
}

.hero-content .btn:hover {
  animation-play-state: paused;
}

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

.hero-media img {
  border-radius: 24px;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.5);
}

.about {
  background: var(--bg-secondary);
}

.about-inner,
.gameplay-inner {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 60px;
  align-items: center;
}

.gameplay-inner {
  grid-template-columns: 1.15fr 0.85fr;
}

.about-media img,
.gameplay-media img {
  border-radius: 24px;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.45);
}

.about-content p,
.gameplay-content p {
  margin-bottom: 18px;
}

.gameplay {
  background: var(--bg-primary);
}

.features {
  background: var(--bg-secondary);
}

.features h2 {
  text-align: center;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-top: 48px;
}

.feature-card {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-soft);
  border-radius: 20px;
  padding: 32px 28px;
  transition: transform 0.25s ease, border-color 0.25s ease;
}

.feature-card:hover {
  transform: translateY(-6px);
  border-color: rgba(0, 217, 192, 0.4);
}

.feature-icon {
  width: 52px;
  height: 52px;
  object-fit: contain;
  margin-bottom: 20px;
}

.feature-card p {
  color: var(--text-primary);
  font-size: 15px;
}

.features-closing {
  text-align: center;
  margin-top: 48px;
  font-family: var(--font-heading);
  font-size: 18px;
  color: var(--accent-teal);
}

.contact {
  background: var(--bg-primary);
  text-align: center;
}

.contact-inner {
  max-width: 620px;
}

.contact h2 {
  margin-bottom: 20px;
}

.contact p {
  margin-bottom: 32px;
}

.site-footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-soft);
  padding: 48px 0;
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.footer-links {
  display: flex;
  gap: 28px;
}

.footer-links a {
  font-size: 14px;
  color: var(--text-muted);
  transition: color 0.2s ease;
}

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

.footer-copy {
  width: 100%;
  text-align: center;
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 8px;
}

.legal-page {
  padding-top: calc(var(--header-height) + 60px);
  padding-bottom: 100px;
}

.legal-content {
  max-width: 820px;
  margin: 0 auto;
  color: var(--text-muted);
}

.legal-content h1 {
  color: var(--text-primary);
  font-size: 40px;
  margin-bottom: 24px;
}

.legal-content h2,
.legal-content h3,
.legal-content h4 {
  color: var(--text-primary);
  font-family: var(--font-heading);
  margin: 32px 0 16px;
}

.legal-content p {
  margin-bottom: 16px;
}

.legal-content ul,
.legal-content ol {
  margin: 0 0 16px 24px;
  color: var(--text-muted);
}

.legal-content li {
  margin-bottom: 8px;
}

.legal-content a {
  color: var(--accent-teal);
}

@media (max-width: 1024px) {
  .hero-content h1 {
    font-size: 44px;
  }

  h2 {
    font-size: 32px;
  }

  .hero-inner,
  .about-inner,
  .gameplay-inner {
    grid-template-columns: 1fr;
  }

  .hero-media,
  .about-media,
  .gameplay-media {
    order: -1;
  }

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

@media (max-width: 768px) {
  .main-nav {
    display: none;
  }

  .burger-btn {
    display: flex;
  }

  section {
    padding: 100px 0 70px;
  }

  .hero {
    padding-top: calc(var(--header-height) + 40px);
  }

  .hero-content h1 {
    font-size: 36px;
  }

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

@media (max-width: 640px) {
  .container {
    padding: 0 18px;
  }

  h2 {
    font-size: 28px;
  }

  .hero-content h1 {
    font-size: 30px;
  }

  .btn {
    width: 100%;
    text-align: center;
  }

  .footer-inner {
    justify-content: center;
    text-align: center;
  }
}