/* ============================================
   OniX © Website Styles
   Ultimate Gaming Overlay Platform
   ============================================ */

/* ============== DESIGN TOKENS ============== */
:root {
  /* Brand */
  --red:           #e8312a;
  --red-bright:    #ff4d45;
  --red-dim:       #a01f1a;
  --red-glow:      rgba(232, 49, 42, 0.35);
  --red-subtle:    rgba(232, 49, 42, 0.1);
  --red-border:    rgba(232, 49, 42, 0.25);

  /* Surfaces */
  --bg:            #0b0b0b;
  --card:          #0f1117;
  --surface:       #131722;
  --surface-2:     #181d2a;

  /* Text */
  --text:          #e8e8e8;
  --text-dim:      rgba(220, 220, 220, 0.45);
  --text-mute:     rgba(220, 220, 220, 0.25);
  --white:         #ffffff;

  /* Borders */
  --border:        rgba(255, 255, 255, 0.07);
  --border-strong: rgba(255, 255, 255, 0.14);

  /* Layout */
  --max-w:         1200px;
  --radius:        8px;
  --radius-sm:     4px;
  --pad-section:   100px 40px;
  --nav-h:         64px;

  /* Transitions */
  --t-fast:        0.15s;
  --t-base:        0.25s;
  --t-slow:        0.4s;
}

/* ============== RESET ============== */
* { box-sizing: border-box; margin: 0; padding: 0; }
*::selection { background: transparent; }
html { scroll-behavior: smooth; scroll-padding-top: var(--nav-h); }
body {
  font-family: 'Exo 2', sans-serif;
  background: var(--bg);
  color: var(--text);
  overflow-x: hidden;
  line-height: 1.6;
  cursor: default;
}

/* ============== BACKGROUND LAYERS ============== */
.bg-slideshow {
  position: fixed; inset: 0; z-index: 0;
  pointer-events: none; overflow: hidden;
}
.bg-slide {
  position: absolute; inset: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  opacity: 0;
  transform: scale(1.08);
  transition: opacity 2.5s cubic-bezier(0.65, 0, 0.35, 1);
  will-change: opacity, transform;
}
.bg-slide.active {
  opacity: 0.22;
  transform: scale(1);
  animation: kenburns 18s cubic-bezier(0.4, 0, 0.6, 1) forwards;
}
.bg-slide.exiting {
  opacity: 0;
  transform: scale(1.04);
  transition: opacity 2.5s cubic-bezier(0.65, 0, 0.35, 1);
}
@keyframes kenburns {
  0%   { transform: scale(1) translate(0, 0); }
  100% { transform: scale(1.15) translate(-2%, -1.5%); }
}
.bg-slide-overlay {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse at center, transparent 30%, rgba(11, 11, 11, 0.6) 100%),
    linear-gradient(180deg, rgba(11, 11, 11, 0.3) 0%, rgba(11, 11, 11, 0.5) 100%);
  z-index: 1;
  pointer-events: none;
}
.bg-grid {
  position: fixed; inset: 0; z-index: 2; pointer-events: none;
  background-image:
    linear-gradient(rgba(232, 49, 42, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(232, 49, 42, 0.025) 1px, transparent 1px);
  background-size: 60px 60px;
}
.bg-scan {
  position: fixed; inset: 0; z-index: 3; pointer-events: none;
  background: repeating-linear-gradient(0deg,
    transparent, transparent 2px,
    rgba(0, 0, 0, 0.06) 2px, rgba(0, 0, 0, 0.06) 4px);
}
.bg-vignette {
  position: fixed; inset: 0; z-index: 4; pointer-events: none;
  background: radial-gradient(ellipse at center, transparent 35%, rgba(11, 11, 11, 0.9) 100%);
}
.bg-glow {
  position: fixed; inset: 0; z-index: 5; pointer-events: none;
  background:
    radial-gradient(circle 600px at 20% 30%, rgba(232, 49, 42, 0.12), transparent 50%),
    radial-gradient(circle 800px at 80% 70%, rgba(232, 49, 42, 0.08), transparent 50%);
}
.content { position: relative; z-index: 10; }

/* ============== CUSTOM CURSOR ============== */
.cursor {
  position: fixed; width: 8px; height: 8px;
  background: var(--red); border-radius: 50%;
  pointer-events: none; z-index: 9999;
  transform: translate(-50%, -50%);
  box-shadow: 0 0 10px var(--red), 0 0 20px var(--red);
  transition: transform 0.1s;
  display: none;
}
.cursor-ring {
  position: fixed; width: 32px; height: 32px;
  border: 1.5px solid rgba(232, 49, 42, 0.5);
  border-radius: 50%; pointer-events: none; z-index: 9998;
  transform: translate(-50%, -50%);
  transition: all 0.15s; display: none;
}
@media (hover: hover) and (pointer: fine) {
  .cursor, .cursor-ring { display: block; }
  body { cursor: none; }
  a, button { cursor: none; }
}

/* ============== NAV ============== */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(10, 12, 18, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  transition: background var(--t-base);
}
nav.scrolled { background: rgba(10, 12, 18, 0.96); }
.nav-inner {
  max-width: var(--max-w); margin: 0 auto;
  padding: 0 40px; height: var(--nav-h);
  display: flex; align-items: center; justify-content: space-between;
}
.logo {
  font-family: 'Rajdhani', sans-serif;
  font-size: 22px; font-weight: 700;
  letter-spacing: 3px; text-transform: uppercase;
  color: var(--white); text-decoration: none;
  display: flex; align-items: center; gap: 12px;
}
.logo-icon {
  width: 36px; height: 36px;
  background: var(--red); border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 0 20px var(--red-glow);
}
.logo-icon svg { width: 20px; height: 20px; }
.logo span { color: var(--red); }
nav ul { list-style: none; display: flex; gap: 0; align-items: center; }
nav ul li a {
  font-family: 'Rajdhani', sans-serif;
  font-size: 13px; font-weight: 600;
  letter-spacing: 2px; text-transform: uppercase;
  color: var(--text-dim); text-decoration: none;
  padding: 0 18px; display: flex; align-items: center;
  transition: color var(--t-base); position: relative;
  height: var(--nav-h);
}
nav ul li a::after {
  content: ''; position: absolute; bottom: 0; left: 18px; right: 18px;
  height: 2px; background: var(--red);
  transform: scaleX(0); transition: transform var(--t-base);
}
nav ul li a:hover { color: var(--white); }
nav ul li a:hover::after { transform: scaleX(1); }
.btn-download {
  color: var(--white) !important; background: var(--red);
  height: auto !important; padding: 10px 20px !important;
  border-radius: var(--radius-sm); margin-left: 12px;
  font-weight: 700 !important; text-decoration: none !important;
  transition: all var(--t-base) !important;
  box-shadow: 0 0 20px var(--red-glow);
}
.btn-download::after { display: none !important; }
.btn-download:hover {
  background: var(--red-bright) !important;
  box-shadow: 0 0 30px var(--red-glow) !important;
  transform: translateY(-1px);
}

/* ============== HERO ============== */
.hero {
  min-height: 100vh; display: flex; align-items: center;
  padding: calc(var(--nav-h) + 60px) 40px 100px;
  position: relative;
}
.hero-inner { max-width: var(--max-w); margin: 0 auto; width: 100%; }
.hero-title {
  font-family: 'Rajdhani', sans-serif;
  font-size: clamp(56px, 9vw, 116px);
  font-weight: 700; line-height: 0.92;
  letter-spacing: -2px; margin-bottom: 28px;
  opacity: 0; animation: fadeUp 0.8s 0.3s forwards;
}
.hero-title .line1 { display: block; color: var(--white); }
.hero-title .line2 {
  display: block;
  background: linear-gradient(90deg, var(--red), #ff6b35, var(--red-bright));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 0 30px rgba(232, 49, 42, 0.4));
}
.hero-desc {
  max-width: 540px; font-size: 17px; line-height: 1.7;
  color: var(--text-dim); margin-bottom: 36px;
  opacity: 0; animation: fadeUp 0.8s 0.5s forwards;
}
.hero-actions {
  display: flex; gap: 16px; align-items: center; flex-wrap: wrap;
  margin-bottom: 56px;
  opacity: 0; animation: fadeUp 0.8s 0.7s forwards;
}
.btn-primary {
  font-family: 'Rajdhani', sans-serif;
  font-size: 15px; font-weight: 700;
  letter-spacing: 2px; text-transform: uppercase;
  color: var(--white); background: var(--red);
  padding: 16px 36px; border-radius: var(--radius-sm);
  text-decoration: none;
  box-shadow: 0 0 30px var(--red-glow);
  transition: all var(--t-base);
  display: inline-flex; align-items: center; gap: 10px;
  border: 0;
}
.btn-primary:hover {
  background: var(--red-bright);
  box-shadow: 0 0 50px var(--red-glow);
  transform: translateY(-2px);
}
.btn-secondary {
  font-family: 'Rajdhani', sans-serif;
  font-size: 15px; font-weight: 600;
  letter-spacing: 2px; text-transform: uppercase;
  color: var(--text); background: transparent;
  border: 1px solid var(--border-strong);
  padding: 15px 32px; border-radius: var(--radius-sm);
  text-decoration: none; transition: all var(--t-base);
  display: inline-flex; align-items: center; gap: 10px;
}
.btn-secondary:hover {
  border-color: var(--red-border);
  color: var(--white);
  background: var(--red-subtle);
}

/* ============== SECTIONS (GENERIC) ============== */
section { padding: var(--pad-section); }
.section-inner { max-width: var(--max-w); margin: 0 auto; }
.section-eyebrow {
  font-family: 'Share Tech Mono', monospace;
  font-size: 11px; color: var(--red);
  letter-spacing: 4px; text-transform: uppercase;
  margin-bottom: 14px;
  display: flex; align-items: center; gap: 12px;
}
.section-eyebrow::before {
  content: ''; display: block;
  width: 24px; height: 1px; background: var(--red);
}
.section-title {
  font-family: 'Rajdhani', sans-serif;
  font-size: clamp(32px, 4.5vw, 52px);
  font-weight: 700; letter-spacing: -0.5px;
  margin-bottom: 60px; line-height: 1.1; color: var(--white);
}
.section-title span { color: var(--red); }
.section-subtitle {
  font-size: 16px; color: var(--text-dim);
  margin-top: -40px; margin-bottom: 60px;
  max-width: 600px;
}

/* ============== FEATURES GRID ============== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1px; background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.feature-card {
  background: var(--card); padding: 36px 30px;
  position: relative; overflow: hidden;
  transition: background var(--t-base);
}
.feature-card:hover { background: var(--surface); }
.feature-card::before {
  content: ''; position: absolute;
  top: 0; left: 0; right: 0; height: 2px;
  background: var(--red);
  transform: scaleX(0); transform-origin: left;
  transition: transform var(--t-slow);
}
.feature-card:hover::before { transform: scaleX(1); }
.feature-num {
  font-family: 'Share Tech Mono', monospace;
  font-size: 11px; color: var(--text-mute);
  letter-spacing: 2px; display: block; margin-bottom: 16px;
}
.feature-icon {
  width: 56px; height: 56px;
  background: var(--red-subtle);
  border: 1px solid var(--red-border);
  border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 24px;
  transition: all var(--t-base);
}
.feature-card:hover .feature-icon {
  background: var(--red);
  border-color: var(--red);
  box-shadow: 0 0 20px var(--red-glow);
}
.feature-icon svg { width: 28px; height: 28px; }
.feature-card:hover .feature-icon svg path,
.feature-card:hover .feature-icon svg circle,
.feature-card:hover .feature-icon svg line,
.feature-card:hover .feature-icon svg rect { stroke: var(--white); }
.feature-title {
  font-family: 'Rajdhani', sans-serif;
  font-size: 22px; font-weight: 700;
  color: var(--white); margin-bottom: 12px;
  letter-spacing: 0.5px;
}
.feature-desc {
  font-size: 14px; line-height: 1.65;
  color: var(--text-dim); margin-bottom: 20px;
}
.feature-tag {
  font-family: 'Share Tech Mono', monospace;
  font-size: 9px; letter-spacing: 1.5px;
  padding: 4px 10px; border-radius: 3px;
  display: inline-block;
}
.tag-red { background: var(--red-subtle); color: var(--red); border: 1px solid var(--red-border); }
.tag-white { background: rgba(255, 255, 255, 0.05); color: var(--text-dim); border: 1px solid var(--border); }

/* ============== SUPPORTED GAMES ============== */
.games-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}
.game-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  display: flex; align-items: center; gap: 16px;
  transition: all var(--t-base);
  position: relative; overflow: hidden;
}
.game-card:hover {
  border-color: var(--red-border);
  background: var(--surface);
  transform: translateY(-2px);
}
.game-card:hover::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(135deg, var(--red-subtle), transparent 60%);
  pointer-events: none;
}
.game-logo {
  width: 48px; height: 48px;
  background: var(--surface-2);
  border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  font-family: 'Rajdhani', sans-serif;
  font-size: 18px; font-weight: 700;
  color: var(--red); letter-spacing: 1px;
  flex-shrink: 0;
}
.game-name {
  font-family: 'Rajdhani', sans-serif;
  font-size: 16px; font-weight: 600;
  color: var(--white); letter-spacing: 0.5px;
}
.game-status {
  font-family: 'Share Tech Mono', monospace;
  font-size: 10px; color: #1fcb4f;
  letter-spacing: 1px;
}
.game-status::before {
  content: '●'; margin-right: 4px;
}
.game-status.soon { color: var(--text-mute); }
.game-status.soon::before { content: '◌'; }
.game-card.soon { opacity: 0.65; }
.game-card.soon .game-logo {
  color: var(--text-mute);
  background: var(--card);
}
.game-card.soon:hover {
  opacity: 0.9;
  transform: none;
  border-color: var(--border);
  background: var(--card);
}
.game-card.soon:hover::after { display: none; }

/* ============== SCREENSHOTS ============== */
.screenshots-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
}
.screenshot {
  aspect-ratio: 16/9;
  background: linear-gradient(135deg, var(--surface), var(--card));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  position: relative; overflow: hidden;
  transition: transform var(--t-base), border-color var(--t-base), box-shadow var(--t-base);
  display: block;
  will-change: transform;
}
.screenshot img {
  width: 100%; height: 100%;
  object-fit: cover; display: block;
  transition: transform 0.6s cubic-bezier(0.2, 0.8, 0.2, 1);
  will-change: transform;
}
.screenshot:hover {
  border-color: var(--red-border);
  transform: translateY(-6px);
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.45), 0 0 0 1px var(--red-border);
}
.screenshot:hover img { transform: scale(1.06); }
.screenshot-shine {
  position: absolute; inset: 0;
  background: linear-gradient(115deg,
    transparent 30%,
    rgba(232, 49, 42, 0.12) 50%,
    transparent 70%);
  transform: translateX(-100%);
  transition: transform 0.9s cubic-bezier(0.2, 0.8, 0.2, 1);
  pointer-events: none;
  z-index: 2;
}
.screenshot:hover .screenshot-shine { transform: translateX(100%); }
.screenshot-ow {
  border-color: rgba(232, 49, 42, 0.18);
  background: linear-gradient(135deg, rgba(232, 49, 42, 0.04), var(--card));
}
.screenshot-ow:hover {
  border-color: var(--red);
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.45), 0 0 0 1px var(--red), 0 0 40px var(--red-glow);
}
.screenshot-tag {
  position: absolute;
  top: 12px; left: 12px;
  font-family: 'Share Tech Mono', monospace;
  font-size: 10px; font-weight: 700;
  color: var(--white);
  letter-spacing: 2px;
  padding: 5px 10px;
  background: var(--red);
  border-radius: 3px;
  z-index: 3;
  box-shadow: 0 4px 12px rgba(232, 49, 42, 0.4);
  transition: transform var(--t-base);
}
.screenshot-ow:hover .screenshot-tag { transform: translateY(-2px); }

/* ============== OVERLAY LIBRARY ============== */
.library-grid {
  display: flex; justify-content: center;
}
.library-app {
  display: flex; align-items: center; gap: 60px;
  background: linear-gradient(135deg, var(--surface), var(--card));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 48px 56px;
  position: relative; overflow: hidden;
  max-width: 900px; width: 100%;
}
.library-app::before {
  content: ''; position: absolute;
  top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, transparent, var(--red), transparent);
  transform: scaleX(0.3);
  transition: transform var(--t-slow);
}
.library-app:hover::before { transform: scaleX(1); }

.library-icon {
  position: relative;
  width: 140px; height: 140px;
  flex-shrink: 0;
}
.library-icon img {
  width: 100%; height: 100%;
  object-fit: contain;
  position: relative; z-index: 2;
  filter: drop-shadow(0 8px 24px rgba(232, 49, 42, 0.4));
  transition: transform var(--t-slow);
}
.library-app:hover .library-icon img {
  transform: scale(1.05) rotate(-3deg);
}
.library-icon-glow {
  position: absolute; inset: -20px;
  background: radial-gradient(circle, var(--red-glow) 0%, transparent 70%);
  z-index: 1;
  animation: pulse-glow 3s ease-in-out infinite;
}
@keyframes pulse-glow {
  0%, 100% { opacity: 0.6; transform: scale(1); }
  50%      { opacity: 1;   transform: scale(1.08); }
}

.library-stats {
  display: flex; gap: 40px; flex: 1;
}
.library-stat {
  display: flex; flex-direction: column;
  gap: 4px;
}
.library-stat-num {
  font-family: 'Rajdhani', sans-serif;
  font-size: 56px; font-weight: 700;
  color: var(--red); line-height: 1;
  text-shadow: 0 0 24px var(--red-glow);
  letter-spacing: -1px;
}
.library-stat-num span {
  font-size: 40px; color: var(--white);
  text-shadow: none;
}
.library-stat-label {
  font-family: 'Share Tech Mono', monospace;
  font-size: 10px; color: var(--text-dim);
  letter-spacing: 2px; text-transform: uppercase;
}

.library-cta {
  display: flex; flex-direction: column;
  align-items: center; gap: 8px;
}

@media (max-width: 720px) {
  .library-app {
    flex-direction: column;
    padding: 40px 28px; gap: 32px;
    text-align: center;
  }
  .library-stats {
    gap: 24px; justify-content: center;
    flex-wrap: wrap;
  }
  .library-stat-num { font-size: 42px; }
  .library-stat-num span { font-size: 30px; }
  .library-icon { width: 110px; height: 110px; }
}

/* ============== HOW IT WORKS ============== */
.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0; position: relative;
}
.steps-line {
  position: absolute; top: 30px; left: 12.5%; right: 12.5%;
  height: 1px; background: var(--border);
  z-index: 0;
}
.step { text-align: center; position: relative; z-index: 1; padding: 0 12px; }
.step-num {
  width: 60px; height: 60px;
  background: var(--card);
  border: 2px solid var(--red);
  border-radius: 50%;
  margin: 0 auto 24px;
  display: flex; align-items: center; justify-content: center;
  font-family: 'Rajdhani', sans-serif;
  font-size: 22px; font-weight: 700;
  color: var(--red);
  box-shadow: 0 0 20px var(--red-glow);
  transition: all var(--t-base);
}
.step:hover .step-num {
  background: var(--red);
  color: var(--white);
  box-shadow: 0 0 30px var(--red-glow);
}
.step-title {
  font-family: 'Rajdhani', sans-serif;
  font-size: 18px; font-weight: 700;
  color: var(--white); margin-bottom: 8px;
  letter-spacing: 0.5px;
}
.step-desc {
  font-size: 13px; line-height: 1.5;
  color: var(--text-dim);
}

/* ============== FAQ ============== */
.faq-list {
  max-width: 800px; margin: 0 auto;
}
.faq-item {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 12px;
  overflow: hidden;
  transition: border-color var(--t-base);
}
.faq-item.open { border-color: var(--red-border); }
.faq-q {
  padding: 20px 24px;
  font-family: 'Rajdhani', sans-serif;
  font-size: 16px; font-weight: 600;
  color: var(--white); cursor: pointer;
  display: flex; justify-content: space-between;
  align-items: center; letter-spacing: 0.5px;
  transition: color var(--t-base);
  user-select: none;
}
.faq-q:hover { color: var(--red-bright); }
.faq-arrow {
  color: var(--red); font-size: 14px;
  transition: transform var(--t-base);
  font-family: 'Share Tech Mono', monospace;
}
.faq-item.open .faq-arrow { transform: rotate(180deg); }
.faq-a {
  max-height: 0; overflow: hidden;
  padding: 0 24px;
  font-size: 14px; line-height: 1.7;
  color: var(--text-dim);
  transition: all var(--t-base);
}
.faq-item.open .faq-a {
  max-height: 200px;
  padding: 0 24px 20px;
}

/* ============== CTA ============== */
.cta-section {
  padding: 120px 40px; text-align: center;
  position: relative;
}
.cta-section::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(ellipse at center, var(--red-subtle), transparent 70%);
  pointer-events: none;
}
.cta-inner { max-width: 700px; margin: 0 auto; position: relative; z-index: 1; }
.cta-eyebrow {
  font-family: 'Share Tech Mono', monospace;
  font-size: 12px; color: var(--red);
  letter-spacing: 4px; text-transform: uppercase;
  margin-bottom: 20px;
}
.cta-title {
  font-family: 'Rajdhani', sans-serif;
  font-size: clamp(48px, 7vw, 88px);
  font-weight: 700; letter-spacing: -1px;
  color: var(--white); margin-bottom: 20px;
  line-height: 1;
}
.cta-title span { color: var(--red); }
.cta-desc {
  font-size: 16px; color: var(--text-dim);
  margin-bottom: 40px;
}
.cta-btn {
  font-size: 17px !important;
  padding: 18px 56px !important;
}

/* ============== FOOTER ============== */
footer {
  border-top: 1px solid var(--border);
  padding: 32px 40px;
  background: var(--card);
}
.footer-inner { max-width: var(--max-w); margin: 0 auto; }
.footer-bottom {
  display: flex; justify-content: center; align-items: center;
  font-family: 'Share Tech Mono', monospace;
  font-size: 11px; color: var(--text-mute);
  letter-spacing: 2px;
}

/* ============== ANIMATIONS ============== */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}
.reveal {
  opacity: 0; transform: translateY(30px);
  transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1),
              transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
  will-change: opacity, transform;
}
.reveal.in {
  opacity: 1; transform: translateY(0);
}

/* ============== SMOOTH SCROLL & GPU HINTS ============== */
* { -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
img { backface-visibility: hidden; }
.screenshot, .feature-card, .game-card, .step, .faq-item {
  backface-visibility: hidden;
  -webkit-tap-highlight-color: transparent;
}

/* ============== RESPONSIVE ============== */
@media (max-width: 900px) {
  :root { --pad-section: 70px 24px; }
  nav ul { display: none; }
  .nav-inner { padding: 0 20px; }
  .features-grid { grid-template-columns: 1fr; }
  .games-grid { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); gap: 32px 0; }
  .steps-line { display: none; }
  .section-subtitle { margin-top: -32px; margin-bottom: 40px; }
}
@media (max-width: 540px) {
  .hero { padding: calc(var(--nav-h) + 40px) 20px 60px; }
  section { padding: 60px 20px; }
  .games-grid { grid-template-columns: 1fr; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-actions a { width: 100%; justify-content: center; }
  .screenshots-grid { grid-template-columns: 1fr; }
}