/* 1. Local fonts */

@font-face {
  font-family: "Inter";
  src: url("/assets/fonts/Inter_24pt-Regular.ttf")
    format("truetype");
  font-style: normal;
  font-weight: 400;
  font-display: swap;
}

@font-face {
  font-family: "Space Mono";
  src: url("/assets/fonts/SpaceMono-Bold.ttf")
    format("truetype");
  font-style: normal;
  font-weight: 700;
  font-display: swap;
}


/* 2. Design tokens */

:root {
  color-scheme: dark;

  --color-background: #000000;
  --color-text: #ffffff;
  --color-muted: #a3a3a3;

  --font-primary: "Inter", sans-serif;
  --font-mono: "Space Mono", monospace;

  --page-padding-x: clamp(20px, 5vw, 48px);
  --page-padding-y: clamp(22px, 4vh, 32px);

  --wordmark-height: 32px;

  --animation-cycle: 4.5s;
  --character-stagger: 0.075s;
}


/* 3. Reset */

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

html {
  min-width: 320px;
  min-height: 100%;
  background: var(--color-background);
  -webkit-text-size-adjust: 100%;
}

body {
  min-width: 320px;
  min-height: 100vh;
  min-height: 100svh;
  margin: 0;

  background: var(--color-background);
  color: var(--color-text);

  font-family: var(--font-primary);
  font-size: 1rem; /* 16px base */
  font-weight: 400;
  line-height: 1.5;

  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

a {
  color: inherit;
  text-decoration: none;
}

p,
h1 {
  margin: 0;
}


/* 4. Main page layout */

.page {
  display: flex;
  flex-direction: column;

  width: 100%;
  min-height: 100vh;
  min-height: 100svh;

  padding:
    var(--page-padding-y)
    var(--page-padding-x);

  background: var(--color-background);
}


/* 5. Header */

.site-header {
  display: flex;
  align-items: center;
  justify-content: flex-start;

  flex-shrink: 0;
  width: 100%;
}

.brand {
  display: inline-flex;
  align-items: center;
  line-height: 0;
}

.brand__wordmark {
  display: block;

  width: auto;
  height: var(--wordmark-height);
  max-width: min(180px, 45vw);

  object-fit: contain;
  object-position: left center;
}


/* 6. Center content */

.main-content {
  display: flex;
  flex: 1 0 auto;

  align-items: center;
  justify-content: center;

  width: 100%;
  padding-block: clamp(32px, 8vh, 64px);
}

.coming-soon {
  width: 100%;
  text-align: center;
}


/* 7. Coming soon heading (Primary Focal Point) */

.coming-soon__title {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: nowrap;

  width: 100%;
  margin: 0;

  font-family: var(--font-mono);
  /* Substantially larger fluid heading: min 36px, desktop up to 96px */
  font-size: clamp(2.25rem, 8.5vw, 6rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.04em;

  color: var(--color-text);
  white-space: nowrap;

  perspective: 700px;
}


/* 8. Individual character animation */

.flip-char {
  display: inline-block;
  flex: 0 1 auto;

  transform-origin: center center;
  transform-style: preserve-3d;
  backface-visibility: visible;

  animation:
    character-backflip
    var(--animation-cycle)
    ease-in-out
    infinite;

  animation-delay:
    calc(
      var(--char-index, 0) *
      var(--character-stagger)
    );
}

.flip-space {
  display: inline-block;
  width: 0.38em;
  flex-shrink: 0;
}

@keyframes character-backflip {
  0%,
  12%,
  100% {
    transform: rotateX(0deg);
  }

  18% {
    transform: rotateX(360deg);
  }

  24% {
    transform: rotateX(360deg);
  }
}


/* 9. Cooking message (Secondary Information) */

.coming-soon__message {
  margin-top: clamp(1.25rem, 3vw, 2.25rem);

  color: var(--color-muted);
  font-family: var(--font-mono);
  /* Significantly smaller than title to create strict visual hierarchy */
  font-size: clamp(0.875rem, 1.8vw, 1.25rem);
  font-weight: 400;
  line-height: 1.6;
  letter-spacing: -0.01em;

  text-align: center;
}


/* 10. Footer */

.site-footer {
  display: flex;
  align-items: center;
  justify-content: center;

  flex-shrink: 0;
  width: 100%;
  padding-top: 24px;

  text-align: center;
}

.site-footer p {
  color: var(--color-muted);
  font-family: var(--font-primary);
  font-size: 0.8125rem; /* 13px */
  font-weight: 400;
  line-height: 1.5;
}


/* 11. Keyboard accessibility */

.brand:focus-visible {
  outline: 1px solid var(--color-text);
  outline-offset: 6px;
}


/* 12. Responsive Breakpoints */

@media (max-width: 768px) {
  :root {
    --wordmark-height: 28px;
  }
}

@media (max-width: 480px) {
  :root {
    --wordmark-height: 24px;
  }
}


/* 13. Reduced motion */

@media (prefers-reduced-motion: reduce) {
  .flip-char {
    animation: none;
    transform: none;
  }
}