/* FRAGS4U FIXED BACKGROUND V6
   Desktop design candidate based on the approved concept direction.
   One fixed server-rack artwork layer stays still while content scrolls above it.
   Mobile/tablet keeps the existing V2 visual treatment where practical. */

.hero-platform-rotator { display: none; }

@media (max-width: 900px) {
  .hero-mobile-fallback { display: block; }
  .platform-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 12px;
    margin-top: 16px;
  }
  .platform-card {
    padding: 18px;
    border: 1px solid rgba(255,116,18,.34);
    background: #101011;
    border-radius: 4px;
  }
  .platform-card-icon {
    color: #ff7412;
    font-weight: 900;
    margin-bottom: 8px;
  }
  .platform-eyebrow {
    color: #ff7412;
    font-size: 11px;
    font-weight: 900;
    letter-spacing: .16em;
  }
  .platform-card h3 { margin: 6px 0 8px; }
  .platform-card p { margin: 0; color: #a9a9ad; line-height: 1.45; }
}

@media (min-width: 901px) {
  :root {
    --f4u-v6-orange: #ff5a00;
    --f4u-v6-orange-hot: #ff7b18;
    --f4u-v6-glass: rgba(5,5,6,.46);
    --f4u-v6-glass-strong: rgba(4,4,5,.64);
    --f4u-v6-line: rgba(255,90,0,.52);
    --f4u-v6-cut: polygon(14px 0,100% 0,100% calc(100% - 14px),calc(100% - 14px) 100%,0 100%,0 14px);
  }

  html { background: #050505 !important; }

  body {
    position: relative;
    min-height: 100vh;
    isolation: isolate;
    background: transparent !important;
    color: #fff;
  }

  /* Fixed artwork: this never scrolls. */
  body::before {
    content: "" !important;
    position: fixed !important;
    inset: 0 !important;
    z-index: -3 !important;
    pointer-events: none !important;
    opacity: 1 !important;
    background:
      #050505
      url('assets/frags4u-fixed-background.webp')
      center center / cover no-repeat !important;
    transform: translateZ(0);
  }

  /* Light readability veil while leaving the artwork prominent. */
  body::after {
    content: "";
    position: fixed;
    inset: 0;
    z-index: -2;
    pointer-events: none;
    background:
      linear-gradient(90deg,rgba(0,0,0,.42) 0%,rgba(0,0,0,.25) 34%,rgba(0,0,0,.12) 63%,rgba(0,0,0,.20) 100%),
      linear-gradient(180deg,rgba(0,0,0,.08),rgba(0,0,0,.04) 45%,rgba(0,0,0,.19));
  }

  main,
  main::before,
  main::after { background: transparent !important; }

  /* Header */
  .site-header {
    background: rgba(2,2,3,.68) !important;
    border-bottom: 1px solid rgba(255,90,0,.78) !important;
    box-shadow: 0 10px 35px rgba(0,0,0,.38), 0 1px 18px rgba(255,90,0,.12) !important;
    -webkit-backdrop-filter: blur(11px) saturate(125%);
    backdrop-filter: blur(11px) saturate(125%);
  }

  .header-inner {
    max-width: 1540px !important;
    min-height: 72px !important;
    padding: 7px 26px !important;
  }

  .f4u-brand-lockup .f4u-brand-logo {
    width: 62px !important;
    height: 62px !important;
    min-width: 62px !important;
    max-width: 62px !important;
    filter: drop-shadow(0 0 11px rgba(255,90,0,.42)) !important;
  }

  .f4u-wordmark {
    font-size: 23px !important;
    letter-spacing: 1.2px !important;
    text-shadow: 0 2px 8px #000;
  }

  nav { gap: 25px !important; }
  nav a {
    color: #f3f3f4 !important;
    font-weight: 850 !important;
    text-shadow: 0 2px 6px #000;
  }
  nav a:hover { color: var(--f4u-v6-orange-hot) !important; }

  .language-selector,
  .currency-selector,
  .header-actions .outline-btn {
    background: rgba(3,3,4,.54) !important;
    border-color: rgba(255,255,255,.17) !important;
    -webkit-backdrop-filter: blur(8px);
    backdrop-filter: blur(8px);
  }

  .header-actions .primary-btn {
    box-shadow: 0 0 26px rgba(255,90,0,.42), inset 0 0 16px rgba(255,255,255,.08) !important;
  }

  /* Hero */
  .hero {
    min-height: 565px !important;
    width: 100% !important;
    max-width: none !important;
    margin: 0 !important;
    border-radius: 0 !important;
    background: transparent !important;
    background-image: none !important;
    border-bottom: 1px solid rgba(255,90,0,.62) !important;
    overflow: visible !important;
    box-shadow: none !important;
  }

  .hero::before,
  .hero::after {
    content: none !important;
    background: none !important;
  }

  .hero-overlay {
    max-width: 1540px !important;
    min-height: 565px !important;
    margin: 0 auto !important;
    padding: 42px 28px 38px !important;
    display: grid !important;
    grid-template-columns: minmax(390px,.72fr) minmax(720px,1.28fr) !important;
    gap: 34px !important;
    align-items: center !important;
  }

  .hero-content {
    width: auto !important;
    max-width: 650px !important;
    padding: 27px 28px 29px !important;
    position: relative;
    background:
      linear-gradient(135deg,rgba(0,0,0,.57),rgba(0,0,0,.34) 66%,rgba(0,0,0,.13)) !important;
    border-left: 3px solid var(--f4u-v6-orange);
    border-bottom: 1px solid rgba(255,90,0,.45);
    clip-path: var(--f4u-v6-cut);
    box-shadow: 0 20px 55px rgba(0,0,0,.31), inset 0 0 45px rgba(255,90,0,.025);
    -webkit-backdrop-filter: blur(5px) saturate(118%);
    backdrop-filter: blur(5px) saturate(118%);
  }

  .hero-content::before {
    content: "";
    position: absolute;
    top: 0;
    left: 18px;
    width: 96px;
    height: 2px;
    background: linear-gradient(90deg,var(--f4u-v6-orange),transparent);
    box-shadow: 0 0 14px rgba(255,90,0,.7);
  }

  .hero-kicker {
    margin-bottom: 12px !important;
    color: #fff !important;
    font-size: 11px !important;
    letter-spacing: .27em !important;
    text-shadow: 0 2px 7px #000;
  }

  .hero h1 {
    margin: 0 0 18px !important;
    font-size: clamp(56px,5vw,82px) !important;
    line-height: .88 !important;
    text-shadow: 0 7px 23px rgba(0,0,0,.78) !important;
  }

  .hero h1 .hero-main { color: #fff !important; }
  .hero h1 .hero-accent {
    color: var(--f4u-v6-orange) !important;
    text-shadow: 0 3px 0 #6e2000,0 0 25px rgba(255,90,0,.26) !important;
  }

  .hero-tagline {
    color: #fff !important;
    font-size: 12px !important;
    letter-spacing: .27em !important;
    text-shadow: 0 2px 7px #000;
  }

  .hero-copy {
    color: #e0e0e2 !important;
    font-size: 16px !important;
    line-height: 1.48 !important;
    max-width: 580px !important;
    text-shadow: 0 2px 7px #000;
  }

  .hero-buttons { margin-top: 23px !important; }
  .hero-buttons .primary-btn,
  .hero-buttons .outline-btn { padding: 13px 20px !important; }

  .hero-panel-wrap {
    position: relative !important;
    min-width: 0;
    align-self: center;
  }

  .hero-mobile-fallback { display: none !important; }

  /* Rotating Panel / Billing / Support showcase */
  .hero-platform-rotator {
    display: block !important;
    position: relative;
    width: 100%;
    border: 1px solid rgba(255,90,0,.66);
    background: rgba(3,3,4,.42);
    clip-path: var(--f4u-v6-cut);
    box-shadow: 0 26px 75px rgba(0,0,0,.55),0 0 34px rgba(255,90,0,.16);
    -webkit-backdrop-filter: blur(6px) saturate(122%);
    backdrop-filter: blur(6px) saturate(122%);
    overflow: hidden;
  }

  .hero-platform-rotator::before {
    content: "";
    position: absolute;
    inset: 8px;
    pointer-events: none;
    border: 1px solid rgba(255,255,255,.06);
    z-index: 8;
  }

  .hero-rotator-tabs {
    display: grid;
    grid-template-columns: repeat(3,1fr);
    gap: 1px;
    padding: 0;
    background: rgba(255,255,255,.06);
    border-bottom: 1px solid rgba(255,90,0,.42);
  }

  .hero-rotator-tab {
    appearance: none;
    border: 0;
    min-height: 44px;
    padding: 10px 14px;
    cursor: pointer;
    background: rgba(2,2,3,.78);
    color: #c8c8cc;
    font: inherit;
    font-size: 12px;
    font-weight: 900;
    letter-spacing: .08em;
    text-transform: uppercase;
    transition: color .18s ease,background .18s ease,box-shadow .18s ease;
  }

  .hero-rotator-tab:hover,
  .hero-rotator-tab:focus-visible { color: #fff; outline: none; }

  .hero-rotator-tab.is-active {
    color: #fff;
    background: linear-gradient(180deg,rgba(255,90,0,.18),rgba(255,90,0,.055));
    box-shadow: inset 0 -2px 0 var(--f4u-v6-orange),0 0 22px rgba(255,90,0,.08);
  }

  .hero-rotator-stage {
    position: relative;
    width: 100%;
    aspect-ratio: 122 / 71;
    overflow: hidden;
    background: #050505;
  }

  .hero-platform-slide {
    position: absolute;
    inset: 0;
    margin: 0;
    opacity: 0;
    visibility: hidden;
    transform: scale(1.012);
    transition: opacity .55s ease,visibility .55s ease,transform 1.15s ease;
  }

  .hero-platform-slide.is-active {
    opacity: 1;
    visibility: visible;
    transform: scale(1);
    z-index: 2;
  }

  .hero-platform-slide img {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
    object-position: center;
    filter: contrast(1.04) saturate(1.04);
  }

  .hero-platform-slide::after {
    content: "";
    position: absolute;
    inset: 0;
    pointer-events: none;
    background: linear-gradient(180deg,transparent 55%,rgba(0,0,0,.12) 70%,rgba(0,0,0,.86) 100%);
  }

  .hero-platform-slide figcaption {
    position: absolute;
    z-index: 4;
    left: 22px;
    right: 22px;
    bottom: 17px;
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 13px;
    align-items: baseline;
    text-shadow: 0 2px 8px #000;
  }

  .hero-platform-slide figcaption strong {
    color: var(--f4u-v6-orange-hot);
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: .08em;
  }

  .hero-platform-slide figcaption span {
    color: #eeeef0;
    font-size: 12px;
    line-height: 1.4;
  }

  .hero-rotator-progress {
    height: 3px;
    position: relative;
    overflow: hidden;
    background: rgba(255,255,255,.08);
  }

  .hero-rotator-progress span {
    display: block;
    width: 100%;
    height: 100%;
    transform-origin: left center;
    background: linear-gradient(90deg,var(--f4u-v6-orange),#ff9b3a);
    box-shadow: 0 0 12px rgba(255,90,0,.65);
  }

  @keyframes f4uHeroProgress {
    from { transform: scaleX(0); }
    to { transform: scaleX(1); }
  }

  /* Differentiator strip */
  .value-strip {
    background: rgba(3,3,4,.48) !important;
    border-top: 1px solid rgba(255,90,0,.13);
    border-bottom: 1px solid rgba(255,90,0,.66) !important;
    -webkit-backdrop-filter: blur(8px) saturate(118%);
    backdrop-filter: blur(8px) saturate(118%);
  }

  .value-strip-inner {
    max-width: 1540px !important;
    padding: 0 28px !important;
  }

  .value-item {
    min-height: 96px !important;
    padding: 15px 20px !important;
    background: linear-gradient(180deg,rgba(0,0,0,.11),rgba(0,0,0,.23));
    grid-template-columns: 45px 1fr !important;
  }

  .value-icon {
    width: 42px !important;
    height: 42px !important;
    background: rgba(0,0,0,.33);
    color: var(--f4u-v6-orange-hot) !important;
    font-size: 16px !important;
    box-shadow: 0 0 21px rgba(255,90,0,.25) !important;
  }

  .value-item strong {
    font-size: 14px !important;
    color: #fff;
  }

  .value-item small {
    color: #b8b8bc !important;
    font-size: 11.5px !important;
  }

  /* Shared floating-section treatment */
  .games-section,
  .features-section,
  .brand-reasons,
  .seo-game-links {
    max-width: 1540px !important;
    position: relative;
  }

  .games-section,
  .features-section,
  .brand-reasons {
    margin: 22px auto !important;
    padding: 22px 24px 25px !important;
    border: 1px solid rgba(255,90,0,.34);
    clip-path: var(--f4u-v6-cut);
    box-shadow: 0 20px 55px rgba(0,0,0,.29),inset 0 0 48px rgba(0,0,0,.11);
    -webkit-backdrop-filter: blur(7px) saturate(115%);
    backdrop-filter: blur(7px) saturate(115%);
  }

  .games-section {
    background: linear-gradient(180deg,rgba(2,2,3,.40),rgba(2,2,3,.54)) !important;
  }

  .features-section {
    background: linear-gradient(180deg,rgba(3,3,4,.37),rgba(3,3,4,.50)) !important;
  }

  .brand-reasons {
    background: linear-gradient(180deg,rgba(2,2,3,.38),rgba(2,2,3,.53)) !important;
  }

  .section-heading { margin-bottom: 17px !important; }
  .section-heading h2,
  .games-section > h2,
  .features-section > h2 {
    color: #fff !important;
    text-shadow: 0 3px 10px rgba(0,0,0,.88);
  }

  .section-heading p {
    color: #d1d1d4 !important;
    text-shadow: 0 2px 7px #000;
  }

  .products { gap: 12px !important; }

  .game-card {
    height: 286px !important;
    background-color: rgba(5,5,6,.59) !important;
    border-color: rgba(255,255,255,.18) !important;
    box-shadow: 0 14px 38px rgba(0,0,0,.48),0 0 0 1px rgba(255,90,0,.06) !important;
  }

  .game-card::before {
    content: "" !important;
    position: absolute !important;
    inset: 0 !important;
    pointer-events: none !important;
    background: linear-gradient(180deg,rgba(0,0,0,.01) 20%,rgba(0,0,0,.10) 51%,rgba(0,0,0,.82) 100%) !important;
  }

  .game-card:hover {
    transform: translateY(-3px) !important;
    border-color: var(--f4u-v6-orange) !important;
    box-shadow: 0 18px 44px rgba(0,0,0,.55),0 0 25px rgba(255,90,0,.24) !important;
  }

  /* Platform cards */
  .platform-heading { align-items: end !important; }

  .platform-grid {
    display: grid;
    grid-template-columns: repeat(3,1fr);
    gap: 12px;
  }

  .platform-card {
    position: relative;
    min-height: 185px;
    display: grid;
    grid-template-columns: 50px 1fr;
    gap: 15px;
    padding: 20px;
    overflow: hidden;
    background:
      radial-gradient(circle at 100% 0,rgba(255,90,0,.12),transparent 40%),
      linear-gradient(145deg,rgba(8,8,9,.67),rgba(3,3,4,.49));
    border: 1px solid rgba(255,90,0,.45);
    clip-path: var(--f4u-v6-cut);
    box-shadow: 0 13px 32px rgba(0,0,0,.29);
  }

  .platform-card::after {
    content: "";
    position: absolute;
    right: -28px;
    bottom: 14px;
    width: 120px;
    height: 2px;
    transform: rotate(-24deg);
    background: var(--f4u-v6-orange);
    box-shadow: 0 0 12px rgba(255,90,0,.7);
    opacity: .55;
  }

  .platform-card-icon {
    width: 48px;
    height: 48px;
    display: grid;
    place-items: center;
    color: var(--f4u-v6-orange-hot);
    border: 1px solid rgba(255,90,0,.68);
    background: rgba(0,0,0,.28);
    font-size: 17px;
    font-weight: 950;
    box-shadow: 0 0 18px rgba(255,90,0,.15);
    clip-path: polygon(20% 0,80% 0,100% 20%,100% 80%,80% 100%,20% 100%,0 80%,0 20%);
  }

  .platform-eyebrow {
    display: block;
    margin-bottom: 6px;
    color: var(--f4u-v6-orange-hot);
    font-size: 10px;
    font-weight: 950;
    letter-spacing: .18em;
  }

  .platform-card h3 {
    margin: 0 0 8px;
    color: #fff;
    font-size: 17px;
    text-transform: uppercase;
    font-style: italic;
  }

  .platform-card p {
    margin: 0;
    color: #b5b5b9;
    font-size: 13px;
    line-height: 1.48;
  }

  /* Why Frags4u */
  .reason-grid { gap: 12px !important; }

  .reason-card {
    min-height: 150px !important;
    padding: 19px !important;
    background:
      radial-gradient(circle at 100% 0,rgba(255,90,0,.13),transparent 42%),
      linear-gradient(145deg,rgba(9,9,10,.69),rgba(4,4,5,.49)) !important;
    border-color: rgba(255,90,0,.53) !important;
    box-shadow: 0 12px 31px rgba(0,0,0,.30) !important;
    -webkit-backdrop-filter: blur(5px);
    backdrop-filter: blur(5px);
  }

  .reason-card p {
    color: #b7b7bb !important;
    line-height: 1.46 !important;
  }

  /* CTA */
  .brand-cta {
    max-width: 1540px !important;
    margin: 22px auto !important;
    border: 1px solid rgba(255,90,0,.66) !important;
    background:
      linear-gradient(90deg,rgba(2,2,3,.70),rgba(2,2,3,.42),rgba(255,90,0,.075)) !important;
    box-shadow: 0 18px 48px rgba(0,0,0,.34),0 0 22px rgba(255,90,0,.10);
    -webkit-backdrop-filter: blur(8px) saturate(120%);
    backdrop-filter: blur(8px) saturate(120%);
  }

  .brand-cta-inner {
    max-width: none !important;
    padding: 27px 28px !important;
  }

  .brand-cta h2 {
    color: #fff !important;
    text-shadow: 0 3px 10px rgba(0,0,0,.88);
  }

  .brand-cta h2 span {
    color: var(--f4u-v6-orange-hot) !important;
    text-shadow: 0 0 20px rgba(255,90,0,.16);
  }

  .brand-cta p { color: #d2d2d5 !important; }

  /* SEO links remain crawlable but visually secondary. */
  .seo-game-links {
    margin: 0 auto 22px !important;
    padding: 17px 24px !important;
    background: rgba(3,3,4,.36) !important;
    border-top: 1px solid rgba(255,255,255,.08);
    border-bottom: 1px solid rgba(255,255,255,.08);
    -webkit-backdrop-filter: blur(5px);
    backdrop-filter: blur(5px);
  }

  .seo-game-links a { color: #c1c1c5 !important; }
  .seo-game-links a:hover { color: var(--f4u-v6-orange-hot) !important; }

  footer {
    margin-top: 0 !important;
    background: rgba(2,2,3,.70) !important;
    border-top: 1px solid rgba(255,90,0,.50) !important;
    box-shadow: 0 -14px 36px rgba(0,0,0,.29);
    -webkit-backdrop-filter: blur(10px) saturate(120%);
    backdrop-filter: blur(10px) saturate(120%);
  }

  .footer-grid { max-width: 1540px !important; }

  #games,#features,#platform { scroll-margin-top: 88px; }

  @media (max-width: 1220px) {
    .hero-overlay {
      grid-template-columns: minmax(350px,.78fr) minmax(590px,1.22fr) !important;
      gap: 25px !important;
    }
    .hero h1 { font-size: 60px !important; }
    .value-strip-inner { grid-template-columns: repeat(2,1fr) !important; }
    .platform-grid { grid-template-columns: 1fr !important; }
    .platform-card { min-height: 130px; }
  }

  @media (prefers-reduced-motion: reduce) {
    .hero-platform-slide { transition: none !important; }
    .hero-rotator-progress { display: none; }
  }
}