/* Space Grotesk, self-hosted (SIL OFL 1.1, see /fonts/OFL.txt) */
@font-face {
  font-family: "Space Grotesk";
  font-style: normal;
  font-weight: 300 700;
  font-display: swap;
  src: url("/fonts/space-grotesk-latin-ext.woff2") format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: "Space Grotesk";
  font-style: normal;
  font-weight: 300 700;
  font-display: swap;
  src: url("/fonts/space-grotesk-latin.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

:root {
  color-scheme: light;
  --bg: #f6f7fb;
  --surface: #ffffff;
  --ink: #0e1020;
  --ink-2: #474c63;
  --ink-3: #6b7088;
  --line: rgba(14, 16, 32, 0.09);
  --grid: rgba(14, 16, 32, 0.05);
  --foil-ink: linear-gradient(110deg, #0891b2 0%, #6d28d9 30%, #be185d 60%, #b45309 85%, #0891b2 100%);
  --foil-soft: linear-gradient(115deg, #7ee8fa 0%, #a78bfa 25%, #f9a8d4 50%, #fde68a 75%, #7ee8fa 100%);
  --live: #10b981;
  --radius: 18px;
  --gutter: 24px;
  --font: "Space Grotesk", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --mono: ui-monospace, "SF Mono", SFMono-Regular, Menlo, Consolas, monospace;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  margin: 0;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

main {
  flex: 1;
}

h1,
h2,
h3,
p,
ol {
  margin: 0;
}

/* Language switch: Czech shows by default, English when <html lang="en"> */
html:not([lang="en"]) [data-en],
html[lang="en"] [data-cs] {
  display: none;
}

.defs {
  position: absolute;
  width: 0;
  height: 0;
  overflow: hidden;
}

.wrap {
  width: 100%;
  max-width: 1120px;
  margin-inline: auto;
  padding-inline: var(--gutter);
}

/* Background: soft foil glow + a lab grid that fades out at the edges */
.bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(52rem 36rem at 88% 8%, rgba(167, 139, 250, 0.2), transparent 62%),
    radial-gradient(46rem 32rem at 4% 96%, rgba(126, 232, 250, 0.22), transparent 62%),
    radial-gradient(30rem 22rem at 60% 70%, rgba(249, 168, 212, 0.12), transparent 65%),
    var(--bg);
}

.bg::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(var(--grid) 1px, transparent 1px) 0 0 / 44px 44px,
    linear-gradient(90deg, var(--grid) 1px, transparent 1px) 0 0 / 44px 44px;
  -webkit-mask-image: radial-gradient(ellipse 80% 70% at 50% 40%, #000 30%, transparent 85%);
  mask-image: radial-gradient(ellipse 80% 70% at 50% 40%, #000 30%, transparent 85%);
}

/* Header */
.top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-block: 28px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  text-decoration: none;
}

.brand__mark {
  width: 26px;
  height: 26px;
  fill: url(#foil-ink);
}

.brand__name {
  font-size: 19px;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.lang {
  display: inline-flex;
  padding: 3px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.7);
}

.lang button {
  min-width: 44px;
  min-height: 32px;
  padding: 0 12px;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: var(--ink-3);
  font: 600 12px/1 var(--mono);
  letter-spacing: 0.06em;
  cursor: pointer;
  transition: background-color 0.2s, color 0.2s;
}

.lang button:hover {
  color: var(--ink);
}

.lang button[aria-pressed="true"] {
  background: var(--ink);
  color: #fff;
}

.lang button:focus-visible,
.brand:focus-visible {
  outline: 2px solid #6d28d9;
  outline-offset: 3px;
}

/* Hero */
.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  align-items: center;
  gap: 48px;
  padding-block: 48px 72px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 24px;
  padding: 7px 14px 7px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.75);
  color: var(--ink-2);
  font: 500 12px/1.2 var(--mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.pulse {
  position: relative;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--live);
}

.pulse::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: var(--live);
  animation: pulse 2.4s ease-out infinite;
}

h1 {
  font-size: clamp(3rem, 7.4vw, 5.75rem);
  font-weight: 600;
  line-height: 0.98;
  letter-spacing: -0.045em;
}

.foil-text {
  font-style: normal;
  background: var(--foil-ink);
  background-size: 220% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: sheen 9s linear infinite;
}

.lead {
  max-width: 34em;
  margin-top: 28px;
  color: var(--ink-2);
  font-size: clamp(1.05rem, 1.6vw, 1.2rem);
}

.status {
  display: flex;
  align-items: baseline;
  gap: 14px;
  max-width: 34em;
  margin-top: 36px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.status__label {
  flex: none;
  color: var(--ink-3);
  font: 500 12px/1.6 var(--mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.status__text {
  color: var(--ink);
  font-size: 15px;
}

/* Holo card */
.hero__art {
  display: grid;
  place-items: center;
  perspective: 1100px;
  padding: 24px;
}

.card-float {
  animation: float 7s ease-in-out infinite;
}

.card {
  --rx: 0deg;
  --ry: 0deg;
  --mx: 50%;
  --my: 50%;
  --gx: 30%;
  --gy: 20%;
  position: relative;
  width: min(320px, 68vw);
  aspect-ratio: 63 / 88;
  border-radius: 20px;
  overflow: hidden;
  background: var(--surface);
  box-shadow:
    0 0 0 1px var(--line),
    0 2px 4px rgba(30, 30, 80, 0.06),
    0 40px 80px -30px rgba(60, 50, 140, 0.35);
  transform: rotateX(var(--rx)) rotateY(var(--ry));
  transition: transform 0.6s cubic-bezier(0.2, 0.7, 0.2, 1);
  will-change: transform;
}

.card.is-tracking {
  transition: transform 0.08s linear;
}

.card__foil {
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(
      115deg,
      rgba(126, 232, 250, 0.55) 0%,
      rgba(167, 139, 250, 0.5) 7%,
      rgba(249, 168, 212, 0.5) 14%,
      rgba(253, 230, 138, 0.5) 21%,
      rgba(126, 232, 250, 0.55) 28%
    );
  background-size: 260% 260%;
  background-position: var(--mx) var(--my);
  opacity: 0.75;
}

.card__glare {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at var(--gx) var(--gy), rgba(255, 255, 255, 0.95), rgba(255, 255, 255, 0) 55%);
  mix-blend-mode: soft-light;
}

.card__inner {
  position: absolute;
  inset: 12px;
  display: grid;
  grid-template-rows: auto 1fr auto;
  padding: 14px 16px;
  border: 1px solid rgba(14, 16, 32, 0.12);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.5);
}

.card__row {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  color: var(--ink-2);
  font: 500 11px/1.4 var(--mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  white-space: nowrap;
}

.card__row--bottom {
  align-items: end;
}

.card__name {
  color: var(--ink);
  font-family: var(--font);
  font-size: 17px;
  font-weight: 600;
  letter-spacing: -0.02em;
  text-transform: none;
}

.card__emblem {
  position: relative;
  display: grid;
  place-items: center;
}

.card__rings {
  position: absolute;
  width: 88%;
  height: auto;
  fill: none;
  stroke: rgba(14, 16, 32, 0.14);
  stroke-width: 0.75;
}

.card__star {
  position: relative;
  width: 46%;
  aspect-ratio: 1;
  fill: url(#foil-ink);
  filter: drop-shadow(0 6px 14px rgba(109, 40, 217, 0.25));
}

/* What's coming */
.plans {
  padding-block: 8px 88px;
}

.label {
  margin-bottom: 20px;
  color: var(--ink-3);
  font: 500 12px/1.4 var(--mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.tiles {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  padding: 0;
  list-style: none;
}

.tile {
  position: relative;
  padding: 26px 24px 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.78);
  overflow: hidden;
  transition: transform 0.25s, box-shadow 0.25s;
}

.tile::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 3px;
  background: var(--foil-soft);
  opacity: 0;
  transition: opacity 0.25s;
}

.tile:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 40px -24px rgba(60, 50, 140, 0.35);
}

.tile:hover::before {
  opacity: 1;
}

.tile__index {
  display: block;
  margin-bottom: 18px;
  color: var(--ink-3);
  font: 500 12px/1 var(--mono);
  letter-spacing: 0.1em;
}

.tile h3 {
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.tile p {
  margin-top: 8px;
  color: var(--ink-2);
  font-size: 16px;
}

/* Footer */
.foot {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding-block: 24px 32px;
  border-top: 1px solid var(--line);
  color: var(--ink-3);
  font: 500 12px/1.4 var(--mono);
  letter-spacing: 0.06em;
}

@keyframes sheen {
  to {
    background-position: -220% 0;
  }
}

@keyframes float {
  0%,
  100% {
    transform: translateY(0) rotate(-1.5deg);
  }
  50% {
    transform: translateY(-12px) rotate(1deg);
  }
}

@keyframes pulse {
  0% {
    transform: scale(1);
    opacity: 0.6;
  }
  100% {
    transform: scale(3);
    opacity: 0;
  }
}

@media (max-width: 860px) {
  .hero {
    grid-template-columns: 1fr;
    gap: 16px;
    padding-block: 24px 56px;
  }

  .hero__art {
    order: -1;
    padding: 8px 0 16px;
  }

  .card {
    width: min(230px, 58vw);
  }

  .card__inner {
    inset: 10px;
    padding: 12px;
  }

  .card__row {
    font-size: 9px;
    letter-spacing: 0.08em;
  }

  .card__name {
    font-size: 14px;
  }

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

@media (max-width: 480px) {
  :root {
    --gutter: 16px;
  }

  .top {
    padding-block: 20px;
  }

  .status {
    flex-direction: column;
    gap: 4px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .foil-text,
  .card-float,
  .pulse::after {
    animation: none;
  }

  .card,
  .tile {
    transition: none;
  }
}