/* Space theme applied to every page.
   - Body: deep space gradient + two layered, gently twinkling star fields
     (.stars divs — body.space is display:grid, so ::before/::after are unreliable).
   - .panel: silver-blue block for content pages (RSVP / 404).
   - .star-text / .forty-two / .star-title: starfield lettering.
   - Accent: muted crimson for borders, links-hover, toast, button labels. */

:root {
  --space-ink: #0a2048;
  --space-muted: #4a5f82;
  --space-silver: #d5dbe6;
  --space-silver-light: #e8ecf3;
  --space-silver-dark: #b8c2d1;
  --space-border: #8e9bb0;
  --space-blue: #1a3a6e;
  --space-blue-deep: #0a2048;
  --space-blue-soft: rgba(10, 32, 72, 0.28);
  --space-red: #c2293a;
  --space-red-deep: #9a1f2e;
  --space-on-red: #f0f3f8;
  --space-deep-gold: #ddc436;
}

body {
  margin: 0;
  min-height: 100vh;
  background: radial-gradient(ellipse at 50% 100%, #0b1234 0%, #02030a 70%);
  color: #fff;
  font-family: "Iowan Old Style", "Palatino Linotype", "URW Palladio L",
               P052, Palatino, "Liberation Serif", serif;
}

.stars {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background-repeat: repeat;
}

.stars-1 {
  background-image:
    radial-gradient(1px 1px at 12% 18%, #fff 50%, transparent 100%),
    radial-gradient(1px 1px at 27% 62%, #fff 50%, transparent 100%),
    radial-gradient(1px 1px at 41% 31%, #fff 50%, transparent 100%),
    radial-gradient(1px 1px at 58% 77%, #fff 50%, transparent 100%),
    radial-gradient(1px 1px at 73% 22%, #fff 50%, transparent 100%),
    radial-gradient(1px 1px at 86% 54%, #fff 50%, transparent 100%),
    radial-gradient(1px 1px at 8%  84%, #fff 50%, transparent 100%),
    radial-gradient(1px 1px at 48% 9%,  #fff 50%, transparent 100%),
    radial-gradient(1px 1px at 92% 88%, #fff 50%, transparent 100%),
    radial-gradient(1px 1px at 33% 47%, #fff 50%, transparent 100%);
  background-size: 240px 240px;
  animation: twinkle 5s ease-in-out infinite;
}

.stars-2 {
  background-image:
    radial-gradient(1.5px 1.5px at 18% 38%, #fff 50%, transparent 100%),
    radial-gradient(2px   2px   at 64% 14%, #fff 50%, transparent 100%),
    radial-gradient(1.5px 1.5px at 82% 71%, #fff 50%, transparent 100%),
    radial-gradient(1.5px 1.5px at 22% 92%, #fff 50%, transparent 100%),
    radial-gradient(2px   2px   at 45% 58%, #fff 50%, transparent 100%);
  background-size: 360px 360px;
  animation: twinkle 7s ease-in-out infinite reverse;
}

@keyframes twinkle {
  0%, 100% { opacity: 0.6; }
  50%      { opacity: 1.0; }
}

/* Silver-blue content panel — overrides Pico variables for the cool theme. */
.panel {
  --pico-background-color: var(--space-silver);
  --pico-color: var(--space-ink);
  --pico-h1-color: var(--space-ink);
  --pico-h2-color: var(--space-ink);
  --pico-h3-color: var(--space-ink);
  --pico-h4-color: var(--space-ink);
  --pico-h5-color: var(--space-ink);
  --pico-h6-color: var(--space-ink);
  --pico-muted-color: var(--space-muted);
  --pico-primary: var(--space-blue-deep);
  --pico-primary-background: var(--space-blue-deep);
  --pico-primary-hover: var(--space-blue);
  --pico-primary-hover-background: var(--space-blue);
  --pico-primary-inverse: var(--space-red);
  --pico-primary-focus: rgba(194, 41, 58, 0.35);
  --pico-secondary: var(--space-blue);
  --pico-secondary-background: var(--space-blue);
  --pico-secondary-hover: var(--space-blue-deep);
  --pico-secondary-hover-background: var(--space-blue-deep);
  --pico-secondary-inverse: var(--space-silver-light);
  --pico-contrast: var(--space-ink);
  --pico-contrast-background: var(--space-ink);
  --pico-contrast-inverse: var(--space-silver-light);
  --pico-card-background-color: var(--space-silver);
  --pico-card-border-color: var(--space-border);
  --pico-card-sectioning-background-color: transparent;
  --pico-form-element-background-color: var(--space-silver-light);
  --pico-form-element-border-color: var(--space-border);
  --pico-form-element-color: var(--space-ink);
  --pico-form-element-placeholder-color: var(--space-muted);
  --pico-form-element-focus-color: var(--space-blue-soft);
  --pico-form-element-active-border-color: var(--space-blue);
  --pico-form-element-disabled-background-color: var(--space-silver-dark);
  --pico-form-element-disabled-border-color: var(--space-border);
  --pico-form-element-invalid-border-color: var(--space-red);
  --pico-form-element-invalid-active-border-color: var(--space-red-deep);
  --pico-form-element-valid-border-color: var(--space-blue);
  --pico-form-element-valid-active-border-color: var(--space-blue-deep);
  --pico-switch-background-color: var(--space-border);
  --pico-switch-checked-background-color: var(--space-blue);
  --pico-range-border-color: var(--space-border);
  --pico-range-active-border-color: var(--space-blue);
  --pico-range-thumb-border-color: var(--space-blue);
  --pico-range-thumb-color: var(--space-silver-light);
  --pico-range-thumb-active-color: var(--space-silver);
  --pico-table-border-color: var(--space-border);
  --pico-table-row-stripped-background-color: rgba(10, 32, 72, 0.06);

  background-color: var(--space-silver);
  color: var(--space-ink);
  padding: 1.75rem;
  border-radius: 0.6rem;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.5);
  border: 1px solid var(--space-border);
}

.panel a {
  color: var(--space-blue);
}

.panel a:hover {
  color: var(--space-red);
}

/* Deep-blue buttons with crimson border + label */
.panel button,
.panel [type="submit"] {
  background-color: var(--space-blue-deep);
  border: 2px solid var(--space-deep-gold);
  color: var(--space-silver);
}

.panel button:hover,
.panel [type="submit"]:hover {
  background-color: var(--space-blue);
  border-color: var(--space-red-deep);
  color: var(--space-red-deep);
}

/* Starfield lettering shared by the giant 42 and the invite title */
.star-text,
.forty-two,
.star-title {
  position: relative;
  z-index: 1;
  margin: 0;
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: transparent;
  -webkit-text-fill-color: transparent;
  background-color: #060a1f;
  background-image:
    radial-gradient(1.5px 1.5px at 15% 25%, #fff 50%, transparent 100%),
    radial-gradient(1px   1px   at 32% 68%, #fff 50%, transparent 100%),
    radial-gradient(2px   2px   at 47% 18%, #fff 50%, transparent 100%),
    radial-gradient(1.5px 1.5px at 60% 75%, #fff 50%, transparent 100%),
    radial-gradient(1px   1px   at 73% 32%, #fff 50%, transparent 100%),
    radial-gradient(2.5px 2.5px at 88% 55%, #fff 50%, transparent 100%),
    radial-gradient(1px   1px   at 8%  82%, #fff 50%, transparent 100%),
    radial-gradient(1.5px 1.5px at 25% 45%, #fff 50%, transparent 100%),
    radial-gradient(1px   1px   at 55% 50%, #fff 50%, transparent 100%),
    radial-gradient(1.5px 1.5px at 78% 88%, #fff 50%, transparent 100%),
    radial-gradient(1px   1px   at 42% 90%, #fff 50%, transparent 100%),
    radial-gradient(2px   2px   at 92% 12%, #fff 50%, transparent 100%),
    radial-gradient(1px   1px   at 5%  55%, #fff 50%, transparent 100%),
    radial-gradient(1.5px 1.5px at 68% 42%, #fff 50%, transparent 100%);
  background-size: 160px 160px;
  background-clip: text;
  -webkit-background-clip: text;
}

.forty-two {
  font-size: clamp(8rem, 28vw, 22rem);
  letter-spacing: -0.05em;
  line-height: 1;
  filter: drop-shadow(0 0 20px rgba(140, 170, 255, 0.25));
}

.star-title {
  font-size: clamp(1.55rem, 6.5vw, 2.35rem);
  text-align: center;
  max-width: 22ch;
  margin-inline: auto;
  /* Soft halo only — text-stroke + background-clip double-draws counters (a/e) on WebKit */
  filter:
    drop-shadow(0 0 1.5px rgba(210, 225, 255, 0.55))
    drop-shadow(0 0 6px rgba(140, 170, 255, 0.4))
    drop-shadow(0 1px 2px rgba(0, 0, 0, 0.55));
}

/* Layout for index / thanks */
body.space {
  display: grid;
  place-items: center;
  overflow: hidden;
}

.space-stage {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.25rem;
}

.bubble {
  position: relative;
  margin: 0;
  max-width: min(22rem, 85vw);
  padding: 0.85rem 1.35rem;
  background: var(--space-silver);
  color: var(--space-ink);
  border: 1px solid var(--space-border);
  border-radius: 1.25rem;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.5);
  font-size: clamp(1rem, 2.8vw, 1.35rem);
  line-height: 1.35;
  text-align: center;
}

.bubble::after {
  content: "";
  position: absolute;
  top: 100%;
  left: 50%;
  margin-left: -0.45rem;
  border: 0.45rem solid transparent;
  border-top-color: var(--space-silver);
}

/* 404 layout: centered text inside the panel */
.not-found {
  text-align: center;
}