@import "shared/css/colors.css";

@font-face {
    font-family: "TT2020";
    src: url("shared/fonts/TT2020Base-Regular.woff2") format("woff2");
    font-weight: normal;
    font-style: normal;
    font-display: swap;
}

:root {
/* type scale (px so the canvas/layout maths stay predictable) */
  --text-xs:   12px;   /* footer fine print */
  --text-sm:   14px;   /* legend, stats line */
  --text-base: 16px;   /* body copy */
  --text-lg:   20px;   /* h3 / lead */
  --text-xl:   28px;   /* h2 */
  --text-2xl:  40px;   /* h1 display */
  --leading:   1.6;    /* prose line-height */
  --gap:       1.5rem;
  --draw-delay: 0.2s;
}

/* ── reset (modern cross-browser normalization) ──────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { -webkit-text-size-adjust: 100%; }
body { -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; }
img, svg, canvas, video { display: block; max-width: 100%; }
input, button, textarea, select { font: inherit; color: inherit; }
h1, h2, h3, h4, p, li { overflow-wrap: break-word; }

/* ── layout ────────────────────────────────────────────────────────────── */
body {
  margin: 0 auto; 
  padding: 0 1rem; 
  /*max-width: 1100px;*/
  background: var(--paper); color: var(--blue-950);
  font-family: "TT2020", "Courier New", Courier, monospace;
  font-size: var(--text-base); line-height: 1.5;
  font-weight: 600;
}

h1 { font-size: 3rem; }
h2 { font-size: 1.5rem; }
time { font-weight: 400; }
a { color: var(--blue-950); }

#hero {
  height: calc(100vh - 298px); /* 62 + 24 + 16 + 392/2 <- halfway down the article img */
  height: calc(100svh - 298px);
  display: grid; 
  place-items: center;
  position: relative;
}

#hero hgroup {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0rem;
}

#hero h1 {
    text-align: left;
    line-height: 1;
    margin-left: -0.04ch;
}

#hero p {
  font-size: 1.5rem;
  font-weight: 600;
}

#hero nav {
  position: absolute;
  top: 0;
  right: 0;
}

main {
  max-width: 800px;
  margin: 0 auto;
}

section {
  padding: var(--gap);
}

section:last-child {
  margin-bottom: 10rem;
}

section > h2 {
  border-bottom: 2px var(--blue-950) solid;
  margin-bottom: var(--gap);
  margin-inline: calc(-1*var(--gap));
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--gap);
  position: relative;
}

.grid > h2 {
  grid-column: 1 / -1;
}

a:has(article) {
  text-decoration: none;
  color: inherit;
  display: contents;
}

#glider {
  position: absolute;
  pointer-events: none;
  z-index: -1;
  border: 1px solid var(--blue-950);
  background: var(--base-50);
  opacity: 0;
}

article {
  border: none; /*1px transparent solid;*/
  padding: 1rem;
  transition: background-color 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
  position: relative;
}

article img {
  aspect-ratio: 1 / 1;
  object-fit: cover;
  margin: 1rem 0;
}

/* -- this comment block animates drawing a border on hover
article::before, article::after {
  content: "";
  position: absolute;
  box-sizing: border-box;
  border: 2px solid transparent;
  width: 0;
  height: 0;
}

article::before {
  top: 0;
  left: 0;
  transition: height var(--draw-delay) ease-out calc(2*var(--draw-delay)),
              width var(--draw-delay) ease-out calc(3*var(--draw-delay));
}

article::after {
  bottom: 0;
  right: 0;
  transition: height var(--draw-delay) ease-out, 
              width var(--draw-delay) ease-out var(--draw-delay),
              border-color 0s ease-out calc(2*var(--draw-delay));
}

article:hover::before, article:hover::after {
  width: 100%;
  height: 100%;
}

article:hover::before {
  border-top-color: var(--blue-950);
  border-right-color: var(--blue-950);
  transition: width var(--draw-delay) ease-out, 
              height var(--draw-delay) ease-out var(--draw-delay);
}

article:hover::after {
  border-bottom-color: var(--blue-950);
  border-left-color: var(--blue-950);
  transition: border-color 0s ease-out calc(2*var(--draw-delay)), 
              width var(--draw-delay) ease-out calc(2*var(--draw-delay)), 
              height var(--draw-delay) ease-out calc(3*var(--draw-delay));
}*/

/*article:hover {
  box-shadow: inset 0 2px 4px rgb(0 0 0 / 0.05);
  box-shadow: 0 10px 15px -3px rgb(28 27 26 / 0.1), 0 4px 6px -4px rgb(28 27 26 / 0.1);
  border-color: var(--base-300);
  background-color: var(--base-50);
}*/