/*
  Whalechild – static site styles for GitHub Pages
  - Font: Apple system serif (ui-serif / New York)
  - Responsive, fluid type using clamp()
  - Full-bleed background image with subtle dark overlay for legibility
*/

:root {
  --brand-font: ui-serif, "New York", Georgia, "Times New Roman", Times, serif;
  --text-color: #ffffff;
  --overlay-color: rgba(0, 0, 0, 0.45);
  --shadow-color: rgba(0, 0, 0, 0.35);
  --letter-spacing: 0.02em;
  --text-shadow-common: 0 2px 10px var(--shadow-color);
  --accent: #ff4d4f;
  --bg-brightness: 1.14;

  /* Fluid typography scales between small and large viewports */
  --brand-size: clamp(20px, 2.4vw, 34px);
  --headline-size: clamp(18px, 2.6vw, 34px);
  --subheadline-size: var(--headline-size);
  --footer-size: clamp(10px, 1vw, 13px);
}

* {
  box-sizing: border-box;
}

html, body {
  height: 100%;
}

body {
  margin: 0;
  color: var(--text-color);
  font-family: var(--brand-font);
  line-height: 1.2;
  letter-spacing: var(--letter-spacing);
  text-shadow: var(--text-shadow-common);
  font-weight: 400;
  /* Background image layer */
  position: relative;
  min-height: 100svh;
}

/* Background image fill */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image: url("background.png");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  z-index: -2;
  filter: brightness(var(--bg-brightness));
  transform: translateZ(0);
}

/* Dark overlay for text contrast (lightened for higher brightness) */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,0.22) 0%, rgba(0,0,0,0.30) 60%, rgba(0,0,0,0.36) 100%);
  z-index: -1;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  padding: 16px 22px;
  pointer-events: none; /* Header is simple label; keep page click-through */
}

.brand {
  pointer-events: auto;
  font-size: var(--brand-size);
  letter-spacing: var(--letter-spacing);
  text-shadow: var(--text-shadow-common);
  font-weight: 400;
  font-family: "Bebas Neue", ui-serif, "New York", Georgia, "Times New Roman", Times, serif;
}

.hero {
  min-height: 100svh;
  display: grid;
  place-items: center;
  text-align: center;
  padding: 0 20px;
}

.headline {
  font-size: var(--headline-size);
  margin: 0 0 10px 0;
  letter-spacing: var(--letter-spacing);
  text-shadow: var(--text-shadow-common);
  font-weight: 400; /* unify with brand */
}

.subheadline {
  font-size: var(--subheadline-size);
  margin: 0;
  opacity: 0.95;
  letter-spacing: var(--letter-spacing);
  text-shadow: var(--text-shadow-common);
  font-weight: 400;
}

.accent { color: var(--accent); }

.site-footer {
  position: fixed;
  left: 0;
  bottom: 0;
  width: 100%;
  text-align: center;
  padding: 18px 12px;
  font-size: var(--footer-size);
}

.site-footer a {
  color: var(--text-color);
  text-decoration: none;
  border-bottom: 0;
}

.site-footer a:hover,
.site-footer a:focus {
  text-decoration: none;
  border-bottom: 0;
}

.contact { margin: 0 0 6px 0; }
.legal { margin: 0; opacity: 0.9; }

/* Small phones: fewer shadows, tighter spacing */
@media (max-width: 420px) {
  .site-header { padding: 12px 14px; }
  .headline { line-height: 1.1; }
}

/* Large desktops: generous spacing */
@media (min-width: 1440px) {
  .site-footer { padding: 24px 12px; }
}

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