token-deathclock/styles/base.css at main · nitrocode/token-deathclock · GitHub

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/* ---- Reset & Base ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

/* Enforce [hidden] even when a class sets an explicit display value */
[hidden] { display: none !important; }

/* overflow-x: clip on html prevents horizontal scroll without creating a
   scroll container, so position:fixed elements (GitHub corner, theme toggle)
   stay anchored to the viewport on scroll. Using overflow-x: hidden here
   instead would turn <html> into a scroll container and cause fixed elements
   to be clipped as the page scrolls. overflow-x: hidden on body alone keeps
   iOS Safari happy (prevents body acting as the scroll container for fixed
   elements). */
html { scroll-behavior: smooth; overflow-x: clip; }

body {
  font-family: 'Share Tech Mono', 'Courier New', monospace;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  overflow-x: hidden;
  transition: background 0.3s, color 0.3s;
  position: relative;
}

/* Scanline overlay (dark mode only) */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0,0,0,var(--scan-opacity)) 2px,
    rgba(0,0,0,var(--scan-opacity)) 4px
  );
  z-index: 9999;
}

a { color: var(--accent-4); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ---- Typography ---- */
h1, h2, h3 {
  font-family: 'Orbitron', 'Share Tech Mono', monospace;
  letter-spacing: 0.05em;
}

h1 { font-size: clamp(1.8rem, 5vw, 3.2rem); font-weight: 900; }
h2 { font-size: clamp(1.2rem, 3vw, 1.8rem); font-weight: 700; margin-bottom: 1rem; }
h3 { font-size: 1rem; font-weight: 700; }

/* ---- Section anchor links ---- */
.section-anchor {
  display: inline-block;
  margin-left: 0.5em;
  font-size: 0.7em;
  color: var(--text-dim);
  text-decoration: none;
  opacity: 0;
  transition: opacity 0.2s;
  vertical-align: middle;
  user-select: none;
}
h2:hover .section-anchor,
h2:focus-within .section-anchor,
.section-anchor:focus {
  opacity: 1;
}
@media (hover: none) {
  .section-anchor {
    opacity: 1;
  }
}

/* ---- Layout ---- */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

section {
  padding: 3rem 0;
  border-bottom: 1px solid var(--border);
}

/* ---- GitHub Corner Banner ---- */
.github-corner {
  position: fixed;
  top: 0;
  right: 0;
  z-index: 1100;
  color: var(--bg);
  /* overflow: hidden prevents the element from contributing to the
     viewport scroll-width on iOS Safari, which can otherwise cause
     a spurious horizontal scroll on mobile. */
  overflow: hidden;
}
.github-corner svg {
  fill: var(--accent);
  color: var(--bg);
  transition: fill 0.2s;
}
.github-corner:hover svg {
  fill: var(--accent-2);
  text-decoration: none;
}
.github-corner:hover .octo-arm {
  animation: octocat-wave 560ms ease-in-out;
}
@keyframes octocat-wave {
  0%, 100% { transform: rotate(0deg); }
  20%, 60% { transform: rotate(-25deg); }
  40%, 80% { transform: rotate(10deg); }
}
.octo-arm { transform-origin: 130px 106px; }
@media (max-width: 500px) {
  .github-corner:hover .octo-arm { animation: none; }
  .github-corner .octo-arm { animation: octocat-wave 560ms ease-in-out; }
}

/* ---- Theme Toggle ---- */
#themeToggle {
  position: fixed;
  top: 1rem;
  right: 5.5rem;
  z-index: 1000;
  background: var(--surface-2);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 50%;
  width: 2.5rem;
  height: 2.5rem;
  padding: 0;
  font-size: 1.2rem;
  line-height: 1;
  cursor: pointer;
  transition: background 0.2s, box-shadow 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
}
#themeToggle:hover {
  background: var(--surface-3);
  box-shadow: 0 0 10px var(--accent-glow);
}