/* Future Beautiful holding page.
   Every sky colour is a custom property on :root. The values below are the
   Afternoon keyframe (15:00 sky), which is what visitors without JS see.
   scripts/sky.js overwrites them before first paint. */

@font-face {
  font-family: "Krona One";
  src: url("/fonts/krona-one-latin-400-normal.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: block;
}
@font-face {
  font-family: "Pinyon Script";
  src: url("/fonts/pinyon-script-latin-400-normal.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: block;
}
@font-face {
  font-family: "Instrument Sans";
  src: url("/fonts/instrument-sans-latin-500-normal.woff2") format("woff2");
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}

:root {
  --font-display: "Krona One", system-ui, sans-serif;
  --font-script: "Pinyon Script", cursive;
  --font-ui: "Instrument Sans", system-ui, sans-serif;

  /* Sky: Afternoon keyframe */
  --ink: #2F2B6B;
  --halo-top: rgb(255 243 227 / 0.857);
  --halo-mid: rgb(255 243 227 / 0);
  --halo-script: rgb(255 243 227 / 0);
  --halo-bottom: rgb(255 243 227 / 0);
  --sky-0: #6AA5E8;
  --sky-1: #B9D3F2;
  --sky-2: #FFE2B8;
  --haze-a: rgb(255 231 194 / 0.55);
  --haze-b: rgb(255 226 184 / 0.6);
  --sun-x: 84%;
  --sun-y: 16%;
  --sun-s: 0.55;
  --sun-0: rgb(255 242 204 / 1);
  --sun-1: rgb(255 242 204 / 0.9);
  --moon-x: 80%;
  --moon-y: 22%;
  --moon-s: 0.42;
  --moon-0: rgb(247 243 251 / 0);
  --moon-1: rgb(247 243 251 / 0);
  --cloud-0: rgb(255 255 255 / 0.85);
  --cloud-1: rgb(255 255 255 / 0.5);
  --star-0a: transparent; --star-0b: transparent;
  --star-1a: transparent; --star-1b: transparent;
  --star-2a: transparent; --star-2b: transparent;
  --star-3a: transparent; --star-3b: transparent;
  --star-4a: transparent; --star-4b: transparent;
  --star-5a: transparent; --star-5b: transparent;
  --star-6a: transparent; --star-6b: transparent;
  --star-7a: transparent; --star-7b: transparent;
  --star-8a: transparent; --star-8b: transparent;

  /* Glass (sky.js deepens the fill per sky so the strapline keeps 4.5:1) */
  --glass-fill: rgb(255 255 255 / 0.12);
  --glass-solid: rgb(255 255 255 / 0.6);
  --glass-fallback: rgb(255 255 255 / 0.35);
  --glass-edge: rgb(255 255 255 / 0.45);
  --glass-radius: 15px;

  /* Layout: desktop */
  --pad: 32px;
  --corner-size: 13px;
  --corner-lh: 1.25;
  --wordmark-size: min(10.8vw, 19.2svh, 220px);
  --wordmark-top: 17%;
  --wordmark-nudge: -4px;
  --script-size: min(7.5vw, 13.3svh, 150px);
  --script-gap: 8px;
}

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

html,
body {
  margin: 0;
  height: 100%;
  overflow: hidden;
}

html { background: var(--sky-1); }

body {
  color: var(--ink);
  font-family: var(--font-ui);
  font-weight: 500;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  transition: color 600ms ease;
}

/* ---------- Sky ---------- */

.sky {
  --m: min(100vw, 100svh);
  position: fixed;
  inset: 0;
  height: 100svh;
  z-index: 0;
  pointer-events: none;
  background:
    /* stars: [x, y, size], diameter = size × 0.09 × min(w, h) */
    radial-gradient(circle calc(1.00 * 0.045 * var(--m)) at 8% 12%, var(--star-0a), var(--star-0b) 30%, transparent),
    radial-gradient(circle calc(0.60 * 0.045 * var(--m)) at 20% 30%, var(--star-1a), var(--star-1b) 30%, transparent),
    radial-gradient(circle calc(0.80 * 0.045 * var(--m)) at 90% 40%, var(--star-2a), var(--star-2b) 30%, transparent),
    radial-gradient(circle calc(0.50 * 0.045 * var(--m)) at 70% 8%, var(--star-3a), var(--star-3b) 30%, transparent),
    radial-gradient(circle calc(0.45 * 0.045 * var(--m)) at 33% 10%, var(--star-4a), var(--star-4b) 30%, transparent),
    radial-gradient(circle calc(0.60 * 0.045 * var(--m)) at 94% 85%, var(--star-5a), var(--star-5b) 30%, transparent),
    radial-gradient(circle calc(0.70 * 0.045 * var(--m)) at 6% 72%, var(--star-6a), var(--star-6b) 30%, transparent),
    radial-gradient(circle calc(0.40 * 0.045 * var(--m)) at 56% 92%, var(--star-7a), var(--star-7b) 30%, transparent),
    radial-gradient(circle calc(0.35 * 0.045 * var(--m)) at 62% 20%, var(--star-8a), var(--star-8b) 30%, transparent),
    /* clouds: [x, y, diameter] */
    radial-gradient(circle calc(0.49 * 0.5 * var(--m)) at 26.1% 44.3%, var(--cloud-0), var(--cloud-1) 45%, transparent),
    radial-gradient(circle calc(0.60 * 0.5 * var(--m)) at 82.5% 71.6%, var(--cloud-0), var(--cloud-1) 45%, transparent),
    radial-gradient(circle calc(0.35 * 0.5 * var(--m)) at 50.3% 19.5%, var(--cloud-0), var(--cloud-1) 45%, transparent),
    /* sun and moon: diameter = s × 0.95 × min(w, h), plus a soft edge of min(w, h) / 60 */
    radial-gradient(circle calc(var(--sun-s) * 0.475 * var(--m) + var(--m) / 60) at var(--sun-x) var(--sun-y),
      var(--sun-0), var(--sun-1) 40%, transparent),
    radial-gradient(circle calc(var(--moon-s) * 0.475 * var(--m) + var(--m) / 60) at var(--moon-x) var(--moon-y),
      var(--moon-0), var(--moon-1) 25%, transparent),
    /* haze: two blurred ellipses, drawn as soft gradients instead of blur filters */
    radial-gradient(ellipse calc(25vw + 0.15 * var(--m)) calc(30svh + 0.15 * var(--m)) at 60% 55%,
      var(--haze-b), transparent),
    radial-gradient(ellipse calc(25vw + 0.15 * var(--m)) calc(37.5svh + 0.15 * var(--m)) at -15% 35%,
      var(--haze-a), transparent),
    linear-gradient(180deg, var(--sky-0) 0%, var(--sky-1) 55%, var(--sky-2) 100%);
}

/* Grain: a tiling monotone noise texture, generated once. */
.sky::after {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.12;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 0.5 0 0 0 0 0.5 0 0 0 0 0.5 0 0 0 1.6 -0.3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 160px 160px;
}

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

/* ---------- Layout ---------- */

.page {
  position: relative;
  z-index: 1;
  height: 100svh;
  overflow: hidden;
}

.hero {
  position: absolute;
  left: var(--pad);
  top: var(--wordmark-top);
}

.wordmark {
  margin: 0 0 0 var(--wordmark-nudge);
  /* Figma boxes use a 1.25 line height; pad 0.075em so the 1.1 lines land where the frames put them. */
  padding-block: 0.075em;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: var(--wordmark-size);
  line-height: 1.1;
  letter-spacing: 0;
  white-space: nowrap;
  text-shadow: 0 0 0.02em var(--halo-mid), 0 0 0.06em var(--halo-mid), 0 0 0.18em var(--halo-mid);
}

.wordmark span { display: block; }

.strapline {
  display: inline-block;
  margin: 0;
  padding: 18px 54px;
  font-size: 16px;
  line-height: 18px;
  white-space: nowrap;
  text-align: center;
}

.coming-soon {
  position: absolute;
  right: var(--pad);
  bottom: calc(var(--pad) + var(--corner-size) * var(--corner-lh) + var(--script-gap));
  margin: 0;
  font-family: var(--font-script);
  font-weight: 400;
  font-size: var(--script-size);
  line-height: 1.2;
  white-space: nowrap;
  text-shadow: 0 0 0.02em var(--halo-script), 0 0 0.06em var(--halo-script), 0 0 0.14em var(--halo-script), 0 0 0.32em var(--halo-script);
}

.corner {
  position: absolute;
  margin: 0;
  font-size: var(--corner-size);
  line-height: var(--corner-lh);
  white-space: nowrap;
  opacity: 0.9; /* --ink-meta */
  text-shadow: 0 0 1px var(--halo), 0 0 3px var(--halo), 0 0 7px var(--halo), 0 0 14px var(--halo);
}

.corner--domain { top: var(--pad); left: var(--pad); --halo: var(--halo-top); }
.corner--coords { top: var(--pad); right: var(--pad); --halo: var(--halo-top); }
.corner--time   { bottom: var(--pad); left: var(--pad); --halo: var(--halo-bottom); }
.corner--name   { bottom: var(--pad); right: var(--pad); --halo: var(--halo-bottom); }

/* ---------- Glass ---------- */

.glass {
  background: var(--glass-fill);
  border: 1px solid var(--glass-edge);
  border-radius: var(--glass-radius);
  -webkit-backdrop-filter: blur(10px) saturate(160%) brightness(1.05);
  backdrop-filter: blur(10px) saturate(160%) brightness(1.05);
  box-shadow:
    inset 0 1px 0 rgb(255 255 255 / 0.55),
    inset 0 -1px 0 rgb(255 255 255 / 0.15),
    0 8px 24px rgb(20 20 60 / 0.08);
}

/* True refraction: Chromium only (sky.js sets .glass-refract). Safari and Firefox keep the frosted base. */
.glass-refract .glass {
  -webkit-backdrop-filter: url(#glass) blur(4px) saturate(160%);
  backdrop-filter: url(#glass) blur(4px) saturate(160%);
}

@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
  .glass { background: var(--glass-fallback); }
}

@media (prefers-reduced-transparency: reduce) {
  .glass,
  .glass-refract .glass {
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
    background: var(--glass-solid);
  }
}

@media (prefers-reduced-motion: reduce) {
  body { transition: none; }
}

/* ---------- Mobile: below 700px wide, or any portrait screen ---------- */

@media (max-width: 699.98px), (orientation: portrait) {
  :root {
    --pad: 20px;
    --corner-size: 11px;
    --wordmark-size: min(15vw, 9svh, 220px);
    --wordmark-top: 20%;
    --wordmark-nudge: -2px;
    --script-size: min(16.7vw, 9svh, 150px);
    --script-gap: 18px;
  }

  /* Panel spans the width of "Beautiful" (320px on the 360 frame), never narrower than its text
     and never wider than the screen. */
  .strapline {
    display: block;
    width: calc(var(--wordmark-size) * 5.93);
    min-width: max-content;
    max-width: calc(100vw - 2 * var(--pad));
    margin-top: 10px;
    padding: 15px 12px;
    font-size: min(13px, 3.75vw);
    line-height: 16px;
  }

  .coords-city { display: none; }

  .corner--time   { top: var(--pad); right: var(--pad); bottom: auto; left: auto; --halo: var(--halo-top); }
  .corner--name   { bottom: var(--pad); left: var(--pad); right: auto; }
  .corner--coords { bottom: var(--pad); right: var(--pad); top: auto; --halo: var(--halo-bottom); }
}