/* hub.css — danny2110.github.io front page, Danny-com design language.
   Self-contained (no base.css): tokens, liquid glass, identity row, grid. */

:root {
  --bg: #f1f1ef;
  --bg-soft: #f6f6f4;
  --card: #ffffff;
  --ink: #1d1d1f;
  --ink-soft: #8e8e93;
  --hairline: #e8e8e4;
  --accent: #0a84ff;
  --accent-ink: #0071e3;
  --shadow-card: 0 1px 2px rgba(0, 0, 0, 0.04), 0 8px 24px rgba(0, 0, 0, 0.06);
  --shadow-card-hover: 0 2px 4px rgba(0, 0, 0, 0.05), 0 16px 40px rgba(0, 0, 0, 0.09);
  --radius-card: 30px;
  --radius-icon: 22px;
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Inter,
    system-ui, sans-serif;

  /* Liquid Glass material. The SVG refraction filter lives inline in the
     page (#lg-filter); the svg-glass class is toggled by the gate script so
     this degrades to plain blur. */
  --glass-frost: hsl(0 0% 100% / 0.38);
  --glass-filter: blur(18px) saturate(135%);
  --glass-edge: inset 0 0 2px 1px hsl(0 0% 100% / 0.55),
    inset 0 0 10px 4px hsl(0 0% 100% / 0.22),
    inset 0 4px 16px hsl(240 12% 8% / 0.04),
    inset 0 8px 24px hsl(240 12% 8% / 0.04),
    inset 0 6px 56px hsl(240 12% 8% / 0.04);
}

html.svg-glass {
  --glass-filter: url(#lg-filter) blur(2px) saturate(140%);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #161618;
    --bg-soft: #1d1d20;
    --card: #212124;
    --ink: #f2f2f0;
    --ink-soft: #94949a;
    --hairline: #303034;
    --accent: #0a84ff;
    --accent-ink: #4aa8ff;
    --shadow-card: 0 1px 2px rgba(0, 0, 0, 0.3), 0 8px 24px rgba(0, 0, 0, 0.3);
    --shadow-card-hover: 0 2px 4px rgba(0, 0, 0, 0.35), 0 16px 40px rgba(0, 0, 0, 0.45);
    --glass-frost: hsl(0 0% 0% / 0.42);
    --glass-edge: inset 0 0 2px 1px hsl(0 0% 100% / 0.26),
      inset 0 0 10px 4px hsl(0 0% 100% / 0.10),
      inset 0 4px 16px hsl(240 40% 2% / 0.20),
      inset 0 8px 24px hsl(240 40% 2% / 0.20),
      inset 0 6px 56px hsl(240 40% 2% / 0.20);
  }
}

* {
  box-sizing: border-box;
}

/* the displacement-filter <svg> must stay in the DOM (not display:none) for
   url(#lg-filter) to resolve, but it should occupy nothing */
.glassdefs {
  position: absolute;
  width: 0;
  height: 0;
  pointer-events: none;
}

html,
body {
  margin: 0;
  padding: 0;
  overflow-x: clip;
}

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
}

.page {
  max-width: 1360px;
  margin: 0 auto;
  padding: 56px 40px 120px;
}

/* --- Identity row -------------------------------------------------------- */

.identity {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-bottom: 40px;
  padding: 0 6px;
}

.identity__avatar {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--card);
  border: 1px solid var(--hairline);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
  object-fit: cover;
  flex: none;
  user-select: none;
  -webkit-user-drag: none;
}

.identity__name {
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -0.015em;
  margin: 0;
}

/* --- Grid ---------------------------------------------------------------- */

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(460px, 1fr));
  gap: 28px;
}

/* --- Card ---------------------------------------------------------------- */

.card {
  background: var(--glass-frost);
  -webkit-backdrop-filter: var(--glass-filter);
  backdrop-filter: var(--glass-filter);
  border-radius: var(--radius-card);
  box-shadow: var(--glass-edge), var(--shadow-card);
  padding: 28px 32px;
  display: flex;
  align-items: center;
  gap: 26px;
  text-decoration: none;
  color: inherit;
  transition: transform 0.28s cubic-bezier(0.22, 1, 0.36, 1),
    box-shadow 0.28s cubic-bezier(0.22, 1, 0.36, 1);
  animation: card-in 0.5s cubic-bezier(0.22, 1, 0.36, 1) backwards;
}

.card:hover {
  transform: translateY(-3px);
  box-shadow: var(--glass-edge), var(--shadow-card-hover);
}

.card:active {
  transform: translateY(-1px) scale(0.99);
}

@keyframes card-in {
  from {
    opacity: 0;
    transform: translateY(10px) scale(0.985);
  }
}

.card__icon {
  width: 88px;
  height: 88px;
  border-radius: var(--radius-icon);
  flex: none;
  object-fit: cover;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.card__icon--tile {
  display: grid;
  place-items: center;
  font-size: 42px;
  line-height: 1;
  box-shadow: none;
}

.card__body {
  flex: 1;
  min-width: 0;
}

.card__body::after {
  content: "";
  display: block;
  clear: both;
}

.card__badge {
  float: left;
  margin: 3px 22px 5px 0;
  background: var(--accent);
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: -0.005em;
  line-height: 1;
  padding: 10px 20px;
  border-radius: 999px;
  box-shadow: 0 2px 7px rgba(10, 132, 255, 0.3);
  white-space: nowrap;
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
}

.card__desc {
  margin: 0;
  text-align: right;
  font-size: 17px;
  line-height: 1.36;
  letter-spacing: -0.012em;
  color: var(--ink-soft);
  font-weight: 400;
}

/* --- Empty state ---------------------------------------------------------- */

.empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: 90px 20px;
  color: var(--ink-soft);
  font-size: 15px;
}

.empty strong {
  display: block;
  color: var(--ink);
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 6px;
}

/* --- Footer links --------------------------------------------------------- */

.hub-foot {
  max-width: 1360px;
  margin: 48px auto 0;
  padding: 0 40px;
  display: flex;
  justify-content: center;
  gap: 10px;
  font-size: 14px;
}

.hub-foot a {
  color: var(--accent-ink);
}

/* --- Downloads page ------------------------------------------------------- */

.dl-page .page { padding-bottom: 80px; }
.dl-title {
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -0.015em;
  margin: 0 0 6px;
}
.dl-sub {
  color: var(--ink-soft);
  font-size: 15px;
  margin: 0 0 28px;
}
.table-wrap {
  background: var(--glass-frost);
  -webkit-backdrop-filter: var(--glass-filter);
  backdrop-filter: var(--glass-filter);
  border-radius: var(--radius-card);
  box-shadow: var(--glass-edge), var(--shadow-card);
  padding: 8px 24px;
  overflow-x: auto;
}
.dl-table { width: 100%; border-collapse: collapse; font-size: 15px; }
.dl-table th, .dl-table td { text-align: left; padding: 13px 10px; border-bottom: 1px solid var(--hairline); }
.dl-table tr:last-child th, .dl-table tr:last-child td { border-bottom: 0; }
.dl-table th { color: var(--ink-soft); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: 0.07em; }
.dl-table a { color: var(--accent-ink); }

/* --- 404 ------------------------------------------------------------------ */

.notfound { max-width: 560px; margin: 18vh auto; text-align: center; padding: 0 20px; }
.notfound h1 { font-size: 22px; font-weight: 600; letter-spacing: -0.015em; margin: 0 0 8px; }
.notfound p { color: var(--ink-soft); }

/* --- Responsive ---------------------------------------------------------- */

@media (max-width: 900px) {
  .grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 560px) {
  .page {
    padding: 34px 18px 90px;
  }
  .card {
    padding: 20px;
    gap: 16px;
    border-radius: 22px;
  }
  .card__icon {
    width: 58px;
    height: 58px;
    border-radius: 15px;
  }
  .card__icon--tile {
    font-size: 28px;
  }
  .card__desc {
    text-align: left;
    font-size: 15px;
  }
}

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