@layer reset, base, components, utilities;

@layer base {
  :root {
    --fz-void:    #07061a;
    --fz-deep:    #0c0928;
    --fz-nebula:  #160e56;
    --fz-track-a: #1a1890;
    --fz-track-b: #2424b0;
    --fz-pink:    #ff1677;
    --fz-cyan:    #00e8ff;
    --fz-yellow:  #ffe000;
    --fz-green:   #00ff80;
    --fz-white:   #dcdcff;
    --fz-dim:     #5858a0;
    --fz-dimmer:  #28266a;

    --fz-glow-p: 0 0 8px var(--fz-pink),   0 0 28px color-mix(in oklab, var(--fz-pink)   55%, transparent);
    --fz-glow-c: 0 0 8px var(--fz-cyan),   0 0 28px color-mix(in oklab, var(--fz-cyan)   55%, transparent);
    --fz-glow-y: 0 0 8px var(--fz-yellow), 0 0 28px color-mix(in oklab, var(--fz-yellow) 55%, transparent);
    --fz-glow-g: 0 0 8px var(--fz-green),  0 0 28px color-mix(in oklab, var(--fz-green)  55%, transparent);
  }

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

  .fz-body {
    background: var(--fz-void);
    color: var(--fz-white);
    font-family: "Rajdhani", system-ui, sans-serif;
    font-weight: 600;
    min-height: 100dvh;
    overflow-x: hidden;
  }

  /* CRT scanlines */
  .fz-body::before {
    content: "";
    position: fixed; inset: 0; z-index: 200; pointer-events: none;
    background: repeating-linear-gradient(
      0deg,
      rgba(0,0,0,0.09) 0px, rgba(0,0,0,0.09) 1px,
      transparent 1px, transparent 3px
    );
  }

  /* CRT vignette */
  .fz-body::after {
    content: "";
    position: fixed; inset: 0; z-index: 199; pointer-events: none;
    background: radial-gradient(ellipse at center, transparent 52%, rgba(0,0,0,0.7) 100%);
  }
}

@layer components {

  /* ---- NAV ---- */
  .fz-nav {
    position: sticky; top: 0; z-index: 50;
    height: 56px;
    display: flex; align-items: center; justify-content: space-between; gap: 20px;
    padding: 0 clamp(16px, 4vw, 56px);
    background: color-mix(in oklab, var(--fz-void) 90%, transparent);
    backdrop-filter: blur(8px);
    border-bottom: 2px solid var(--fz-pink);
    box-shadow: 0 2px 24px color-mix(in oklab, var(--fz-pink) 30%, transparent);
  }

  .fz-nav__brand {
    font-family: "Black Ops One", sans-serif;
    font-size: 16px; letter-spacing: 0.08em; text-transform: uppercase;
    color: var(--fz-cyan); text-shadow: var(--fz-glow-c);
    white-space: nowrap;
    display: flex; align-items: center; gap: 10px;
  }
  .fz-nav__gem {
    width: 18px; height: 18px;
    background: var(--fz-pink);
    clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
    box-shadow: var(--fz-glow-p);
    animation: fz-pulse 1.8s ease-in-out infinite;
    flex-shrink: 0;
  }

  .fz-nav__links {
    display: none; gap: 28px;
    font-size: 13px; letter-spacing: 0.22em; text-transform: uppercase; color: var(--fz-dim);
  }
  @media (min-width: 780px) { .fz-nav__links { display: flex; } }
  .fz-nav__links a { color: inherit; text-decoration: none; transition: color .2s, text-shadow .2s; }
  .fz-nav__links a:hover { color: var(--fz-yellow); text-shadow: var(--fz-glow-y); }

  .fz-nav__cta {
    font-family: "Black Ops One", sans-serif;
    font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase;
    padding: 9px 20px;
    background: var(--fz-pink); color: white;
    text-decoration: none; white-space: nowrap;
    box-shadow: var(--fz-glow-p), inset 0 -3px 0 rgba(0,0,0,0.3);
    transition: transform .15s;
  }
  .fz-nav__cta:hover { transform: translateY(-2px); }

  /* ---- HERO / MODE 7 SCENE ---- */
  .fz-hero {
    position: relative;
    min-height: 88vh;
    overflow: clip;
    display: flex; flex-direction: column;

    /* The F-Zero sky-to-horizon-to-track gradient */
    background: linear-gradient(
      180deg,
      var(--fz-void)    0%,
      var(--fz-deep)    20%,
      var(--fz-nebula)  43%,
      #3822aa           54%,
      #5a30cc           59%,
      #8030c0           63%,
      #c030a0           66%,
      var(--fz-pink)    69%,
      #ff6200           71.5%,
      var(--fz-yellow)  73.5%,
      #ffe880           75.5%,
      var(--fz-track-a) 78%,
      var(--fz-track-a) 100%
    );
  }

  /* Star field — tiled dot patterns over the sky */
  .fz-hero::before {
    content: "";
    position: absolute; inset: 0 0 28% 0; pointer-events: none;
    background-image:
      radial-gradient(circle, rgba(255,255,255,0.95) 1px, transparent 1px),
      radial-gradient(circle, rgba(200,200,255,0.75) 1px, transparent 1px),
      radial-gradient(circle, rgba(255,255,255,0.55) 1px, transparent 1px),
      radial-gradient(circle, rgba(180,180,255,0.40) 1px, transparent 1px);
    background-size: 190px 120px, 270px 170px, 140px 95px, 220px 150px;
    background-position: 44px 22px, 110px 60px, 14px 75px, 175px 35px;
    animation: fz-twinkle 4s ease-in-out infinite alternate;
  }

  /* Mode 7 — perspective checkerboard track plane */
  .fz-hero__track {
    position: absolute;
    bottom: 0; left: -30%; right: -30%;
    height: 30%;
    background: repeating-conic-gradient(
      var(--fz-track-a) 0% 25%,
      var(--fz-track-b) 0% 50%
    ) 0 0 / 40px 40px;
    transform: perspective(220px) rotateX(50deg);
    transform-origin: 50% 0%;
  }

  /* Boost strips — glowing pink lines across the track */
  .fz-boost {
    position: absolute; left: 0; right: 0;
    height: 10px;
    background: linear-gradient(90deg,
      transparent 0%, var(--fz-pink) 12%, var(--fz-pink) 88%, transparent 100%);
    box-shadow: 0 0 16px var(--fz-pink), 0 0 36px color-mix(in oklab, var(--fz-pink) 50%, transparent);
    animation: fz-boost-pulse 0.9s ease-in-out infinite alternate;
  }
  .fz-boost:nth-child(2) { animation-delay: 0.3s; }
  .fz-boost:nth-child(3) { animation-delay: 0.6s; }

  /* Content layer over the scene */
  .fz-hero__content {
    position: relative; z-index: 10;
    flex: 1;
    display: flex; align-items: center;
    padding: clamp(44px, 6vw, 88px) clamp(16px, 4vw, 56px) clamp(80px, 10vw, 140px);
  }

  .fz-hero__grid {
    display: grid; grid-template-columns: 1fr;
    gap: clamp(36px, 4vw, 56px);
    max-width: 1400px; margin: 0 auto; width: 100%;
  }
  @media (min-width: 1040px) {
    .fz-hero__grid { grid-template-columns: 1.3fr 1fr; align-items: center; }
  }

  .fz-hero__eyebrow {
    font-family: "VT323", monospace;
    font-size: 22px; letter-spacing: 0.18em; text-transform: uppercase;
    color: var(--fz-cyan); text-shadow: var(--fz-glow-c);
    margin-bottom: 12px;
  }

  .fz-hero__title {
    font-family: "Black Ops One", sans-serif;
    font-size: clamp(52px, 10vw, 140px);
    line-height: 0.88; letter-spacing: 0.02em; text-transform: uppercase;
    margin: 0 0 20px;
    color: var(--fz-white);
    text-shadow:
      0 0 24px color-mix(in oklab, var(--fz-cyan) 35%, transparent),
      0 4px 0 var(--fz-dimmer),
      0 8px 0 color-mix(in oklab, var(--fz-void) 80%, transparent);
  }
  .fz-hero__title em {
    font-style: normal;
    color: var(--fz-yellow);
    text-shadow: var(--fz-glow-y), 0 4px 0 color-mix(in oklab, var(--fz-yellow) 25%, var(--fz-void));
  }

  .fz-hero__tagline {
    font-size: clamp(14px, 1.3vw, 17px); font-weight: 500; line-height: 1.6;
    color: color-mix(in oklab, var(--fz-white) 65%, var(--fz-void));
    max-width: 48ch; margin: 0 0 28px;
  }

  .fz-hero__ctas { display: flex; gap: 12px; flex-wrap: wrap; }

  .fz-btn {
    font-family: "Black Ops One", sans-serif;
    font-size: 13px; letter-spacing: 0.1em; text-transform: uppercase;
    padding: 14px 28px; text-decoration: none;
    display: inline-flex; align-items: center; gap: 10px;
    transition: transform .15s;
  }
  .fz-btn--primary {
    background: var(--fz-pink); color: white;
    box-shadow: var(--fz-glow-p), inset 0 -4px 0 rgba(0,0,0,0.3);
    animation: fz-pulse-slow 2s ease-in-out infinite;
  }
  .fz-btn--primary:hover { transform: translateY(-3px); animation: none; }
  .fz-btn--secondary {
    background: transparent; color: var(--fz-cyan);
    border: 2px solid var(--fz-cyan);
    box-shadow: var(--fz-glow-c);
  }
  .fz-btn--secondary:hover {
    background: color-mix(in oklab, var(--fz-cyan) 12%, transparent);
    transform: translateY(-2px);
  }

  /* ---- RACE BRIEF CARD ---- */
  .fz-card {
    background: color-mix(in oklab, var(--fz-void) 85%, transparent);
    border: 2px solid var(--fz-cyan);
    box-shadow: var(--fz-glow-c), inset 0 0 30px color-mix(in oklab, var(--fz-cyan) 5%, transparent);
    overflow: hidden;
    backdrop-filter: blur(12px);
  }
  .fz-card__head {
    background: var(--fz-cyan); color: var(--fz-void);
    padding: 10px 18px;
    font-family: "Black Ops One", sans-serif;
    font-size: 12px; letter-spacing: 0.1em; text-transform: uppercase;
    display: flex; justify-content: space-between; align-items: center;
  }
  .fz-card__blink { color: var(--fz-pink); animation: fz-blink 1s step-start infinite; font-size: 10px; }

  .fz-card__row {
    display: grid; grid-template-columns: 72px 1fr;
    border-bottom: 1px solid var(--fz-dimmer); min-height: 40px;
  }
  .fz-card__row:last-of-type { border-bottom: none; }
  .fz-card__k {
    font-family: "VT323", monospace;
    font-size: 16px; letter-spacing: 0.14em; text-transform: uppercase;
    color: var(--fz-dim);
    padding: 0 12px; border-right: 1px solid var(--fz-dimmer);
    background: color-mix(in oklab, var(--fz-void) 60%, transparent);
    display: flex; align-items: center;
  }
  .fz-card__v {
    font-family: "VT323", monospace;
    font-size: 18px; letter-spacing: 0.06em; color: var(--fz-white);
    padding: 0 14px; display: flex; align-items: center;
  }
  .fz-card__v--hi { color: var(--fz-yellow); text-shadow: var(--fz-glow-y); }

  .fz-card__countdown {
    display: grid; grid-template-columns: repeat(4,1fr); gap: 6px;
    padding: 12px;
    background: color-mix(in oklab, var(--fz-void) 80%, transparent);
    border-top: 1px solid var(--fz-dimmer);
  }
  .fz-cd-cell {
    text-align: center; padding: 8px 4px;
    border: 1px solid var(--fz-pink); box-shadow: var(--fz-glow-p);
    background: var(--fz-void);
  }
  .fz-cd-cell__num {
    display: block;
    font-family: "VT323", monospace;
    font-size: 28px; line-height: 1;
    color: var(--fz-pink); text-shadow: var(--fz-glow-p);
  }
  .fz-cd-cell__lbl {
    display: block; margin-top: 2px;
    font-family: "VT323", monospace;
    font-size: 12px; letter-spacing: 0.2em; color: var(--fz-dim);
  }

  .fz-card__slots { padding: 10px 12px 14px; border-top: 1px solid var(--fz-dimmer); }
  .fz-card__slots-bar {
    height: 12px; background: var(--fz-void);
    border: 1px solid var(--fz-green); box-shadow: var(--fz-glow-g);
    position: relative; overflow: hidden; margin-bottom: 6px;
  }
  .fz-card__slots-fill {
    position: absolute; inset: 0; width: var(--fill);
    background: linear-gradient(90deg, var(--fz-green), #80ff00 70%, var(--fz-yellow));
  }
  .fz-card__slots-fill::after {
    content: "";
    position: absolute; inset: 0;
    background: repeating-linear-gradient(90deg, transparent 0 6px, rgba(0,0,0,0.2) 6px 8px);
  }
  .fz-card__slots-meta {
    display: flex; justify-content: space-between;
    font-family: "VT323", monospace; font-size: 14px; color: var(--fz-dim);
  }

  /* ---- MACHINE SPECS STRIP ---- */
  .fz-specs {
    position: relative; z-index: 3;
    padding: 0 clamp(16px, 4vw, 56px);
  }
  .fz-specs__inner {
    background: var(--fz-deep);
    border: 2px solid var(--fz-pink);
    box-shadow: var(--fz-glow-p);
    padding: clamp(24px, 3vw, 40px) clamp(20px, 3vw, 40px);
    display: grid; grid-template-columns: 1fr;
    gap: 22px;
  }
  @media (min-width: 640px)  { .fz-specs__inner { grid-template-columns: repeat(2,1fr); } }
  @media (min-width: 1040px) { .fz-specs__inner { grid-template-columns: repeat(4,1fr); } }

  .fz-specs__head {
    grid-column: 1 / -1;
    font-family: "Black Ops One", sans-serif;
    font-size: 18px; letter-spacing: 0.12em; text-transform: uppercase;
    color: var(--fz-pink); text-shadow: var(--fz-glow-p);
    padding-bottom: 16px; border-bottom: 1px solid var(--fz-dimmer);
    display: flex; align-items: center; gap: 12px;
  }
  .fz-specs__head::before { content: "▶"; color: var(--fz-yellow); text-shadow: var(--fz-glow-y); }

  .fz-spec { display: flex; flex-direction: column; gap: 8px; }
  .fz-spec__label {
    font-family: "VT323", monospace;
    font-size: 16px; letter-spacing: 0.25em; text-transform: uppercase; color: var(--fz-dim);
  }
  .fz-spec__val {
    font-family: "Black Ops One", sans-serif;
    font-size: clamp(28px, 4vw, 48px);
    color: var(--fz-yellow); text-shadow: var(--fz-glow-y); line-height: 1;
  }
  .fz-spec__val em { font-style: normal; color: var(--fz-cyan); text-shadow: var(--fz-glow-c); }
  .fz-spec__val small { font-size: 0.38em; color: var(--fz-dim); text-shadow: none; letter-spacing: 0.2em; }
  .fz-spec__bar {
    height: 14px; background: var(--fz-void);
    border: 1px solid var(--fz-dimmer); position: relative; overflow: hidden;
  }
  .fz-spec__bar-fill {
    position: absolute; inset: 0; width: var(--fill, 50%);
    background: linear-gradient(90deg, var(--fz-green), #88ff00);
    box-shadow: 0 0 10px color-mix(in oklab, var(--fz-green) 60%, transparent);
  }
  .fz-spec__bar-fill::after {
    content: "";
    position: absolute; inset: 0;
    background: repeating-linear-gradient(90deg, transparent 0 5px, rgba(0,0,0,0.18) 5px 7px);
  }

  /* ---- COURSE SECTORS ---- */
  .fz-course {
    padding: clamp(56px, 7vw, 100px) clamp(16px, 4vw, 56px);
    position: relative; z-index: 2;
  }
  .fz-course__head {
    display: flex; align-items: flex-end; justify-content: space-between;
    flex-wrap: wrap; gap: 20px; margin-bottom: 40px;
    padding-bottom: 20px; border-bottom: 2px solid var(--fz-dimmer);
  }
  .fz-course__title {
    font-family: "Black Ops One", sans-serif;
    font-size: clamp(32px, 5vw, 64px); letter-spacing: 0.06em; text-transform: uppercase;
    margin: 0; line-height: 0.9;
    color: var(--fz-white);
    text-shadow: 0 0 30px color-mix(in oklab, var(--fz-cyan) 28%, transparent);
  }
  .fz-course__title em { font-style: normal; color: var(--fz-cyan); text-shadow: var(--fz-glow-c); display: block; }
  .fz-course__sub {
    max-width: 40ch; color: var(--fz-dim); font-size: 14px; line-height: 1.6; margin: 0;
  }

  .fz-sector-list { display: flex; flex-direction: column; gap: 10px; list-style: none; margin: 0; padding: 0; }
  .fz-sector {
    display: grid; grid-template-columns: 80px 1fr;
    border: 2px solid var(--fz-dimmer);
    background: var(--fz-deep);
    overflow: hidden;
    transition: border-color .25s, box-shadow .25s;
  }
  .fz-sector:hover { border-color: var(--fz-pink); box-shadow: var(--fz-glow-p); }

  .fz-sector__num {
    display: flex; align-items: center; justify-content: center;
    font-family: "Black Ops One", sans-serif;
    font-size: 28px; letter-spacing: 0.05em;
    color: var(--fz-pink); text-shadow: var(--fz-glow-p);
    background: var(--fz-void);
    border-right: 2px solid var(--fz-pink);
    padding: 24px 8px;
    transition: background .25s, color .25s;
  }
  .fz-sector:hover .fz-sector__num {
    background: color-mix(in oklab, var(--fz-pink) 15%, var(--fz-void));
    color: var(--fz-yellow); text-shadow: var(--fz-glow-y);
    border-color: var(--fz-yellow);
  }

  .fz-sector__body { padding: 18px 24px; }
  .fz-sector__body h3 {
    font-family: "Black Ops One", sans-serif;
    font-size: 20px; letter-spacing: 0.06em; text-transform: uppercase;
    margin: 0 0 10px; color: var(--fz-white);
  }
  .fz-sector__meta { display: flex; gap: 8px; flex-wrap: wrap; }

  .fz-chip {
    font-family: "VT323", monospace;
    font-size: 14px; letter-spacing: 0.12em; text-transform: uppercase;
    padding: 3px 10px; border: 1px solid;
  }
  .fz-chip--cyan   { color: var(--fz-cyan);   border-color: var(--fz-cyan);   }
  .fz-chip--yellow { color: var(--fz-yellow); border-color: var(--fz-yellow); }
  .fz-chip--green  { color: var(--fz-green);  border-color: var(--fz-green);  }

  /* ---- SPONSORS ---- */
  .fz-sponsors {
    overflow: hidden; padding: 18px 0;
    border-top: 1px solid var(--fz-dimmer);
    border-bottom: 1px solid var(--fz-dimmer);
    background: var(--fz-deep); position: relative; z-index: 2;
  }
  .fz-sponsors__track {
    display: flex; gap: 64px; width: max-content;
    animation: fz-scroll 40s linear infinite;
  }
  @keyframes fz-scroll { from { transform: translateX(0); } to { transform: translateX(-50%); } }
  @media (prefers-reduced-motion: reduce) { .fz-sponsors__track { animation: none; } }
  .fz-sponsors__item {
    font-family: "Black Ops One", sans-serif;
    font-size: 13px; letter-spacing: 0.12em; text-transform: uppercase;
    color: var(--fz-dim); white-space: nowrap;
  }
  .fz-sponsors__item::before { content: "◆  "; color: var(--fz-pink); }

  /* ---- PRESS START CTA ---- */
  .fz-cta {
    position: relative; z-index: 2;
    padding: clamp(64px, 8vw, 110px) clamp(16px, 4vw, 56px);
    text-align: center; overflow: clip;
    background: repeating-linear-gradient(
      0deg,
      var(--fz-deep) 0px, var(--fz-deep) 6px,
      var(--fz-void) 6px, var(--fz-void) 12px
    );
  }
  .fz-cta__inner { position: relative; max-width: 800px; margin: 0 auto; }
  .fz-cta__eyebrow {
    font-family: "VT323", monospace;
    font-size: 22px; letter-spacing: 0.3em; text-transform: uppercase;
    color: var(--fz-dim); margin-bottom: 12px;
  }
  .fz-cta__title {
    font-family: "Black Ops One", sans-serif;
    font-size: clamp(56px, 12vw, 130px);
    letter-spacing: 0.04em; text-transform: uppercase; line-height: 1;
    margin: 0;
    color: var(--fz-yellow);
    text-shadow: var(--fz-glow-y), 0 6px 0 color-mix(in oklab, var(--fz-yellow) 20%, var(--fz-void));
  }
  .fz-cta__start {
    font-family: "Black Ops One", sans-serif;
    font-size: clamp(32px, 6vw, 72px);
    letter-spacing: 0.04em; text-transform: uppercase; line-height: 1;
    margin: 0 0 24px;
    color: var(--fz-pink); text-shadow: var(--fz-glow-p);
  }
  .fz-cta__desc {
    font-size: 15px; font-weight: 500; line-height: 1.6;
    color: var(--fz-dim); max-width: 52ch; margin: 0 auto 36px;
  }
  .fz-cta__btn {
    display: inline-block;
    font-family: "Black Ops One", sans-serif;
    font-size: clamp(14px, 2vw, 18px); letter-spacing: 0.1em; text-transform: uppercase;
    padding: 20px 48px; text-decoration: none;
    color: var(--fz-void); background: var(--fz-yellow);
    box-shadow: var(--fz-glow-y), 0 8px 0 color-mix(in oklab, var(--fz-yellow) 30%, black);
    animation: fz-blink-slow 1.8s step-start infinite;
    transition: transform .15s;
  }
  .fz-cta__btn:hover {
    transform: translateY(-4px);
    animation: none;
    box-shadow: var(--fz-glow-y), 0 12px 0 color-mix(in oklab, var(--fz-yellow) 30%, black);
  }
  .fz-cta__fine {
    display: block; margin-top: 18px;
    font-family: "VT323", monospace;
    font-size: 16px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--fz-dim);
  }

  /* ---- FOOTER ---- */
  .fz-foot {
    padding: 28px clamp(16px, 4vw, 56px);
    display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px;
    border-top: 2px solid var(--fz-dimmer);
    position: relative; z-index: 2;
  }
  .fz-foot::after {
    content: "";
    position: absolute; top: -2px; left: 0; right: 0; height: 2px;
    background: linear-gradient(90deg, transparent, var(--fz-cyan), transparent);
  }
  .fz-foot, .fz-foot a {
    font-family: "VT323", monospace;
    font-size: 16px; letter-spacing: 0.15em; text-transform: uppercase;
    color: var(--fz-dim); text-decoration: none;
  }
  .fz-foot a:hover { color: var(--fz-cyan); }

  /* ---- ANIMATIONS ---- */
  @keyframes fz-blink      { 0%, 49% { opacity: 1; } 50%, 100% { opacity: 0; } }
  @keyframes fz-blink-slow { 0%, 74% { opacity: 1; } 75%, 100% { opacity: 0; } }
  @keyframes fz-pulse      { 0%, 100% { opacity: 1; } 50% { opacity: 0.45; } }
  @keyframes fz-pulse-slow {
    0%, 100% { box-shadow: var(--fz-glow-p), inset 0 -4px 0 rgba(0,0,0,0.3); }
    50%       { box-shadow: 0 0 18px var(--fz-pink), 0 0 48px color-mix(in oklab, var(--fz-pink) 70%, transparent), inset 0 -4px 0 rgba(0,0,0,0.3); }
  }
  @keyframes fz-boost-pulse {
    0%   { opacity: 0.65; box-shadow: 0 0 10px var(--fz-pink); }
    100% { opacity: 1;    box-shadow: 0 0 24px var(--fz-pink), 0 0 52px color-mix(in oklab, var(--fz-pink) 55%, transparent); }
  }
  @keyframes fz-twinkle { 0% { opacity: 0.65; } 100% { opacity: 1; } }

  @media (prefers-reduced-motion: reduce) { * { animation: none !important; } }
}


.fz-nav__org-logo { height: 30px; width: auto; display: block; background: rgba(255,255,255,0.92); padding: 2px 6px; border-radius: 3px; }