:root {
  --bg: #141414;
  --board-bg: #1c1c1c;
  --flap-bg: #232323;
  --hairline: #383838;
  --paper: #ede7d9;
  --paper-dim: #a8a297;
  --amber: #f0a83c;
  --signal-green: #3fb950;
  --signal-red: #e5484d;
  --font-mono: ui-monospace, "SF Mono", "Cascadia Code", "Roboto Mono", Consolas, monospace;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { -webkit-text-size-adjust: 100%; }

body {
  background: var(--bg);
  color: var(--paper);
  font-family: var(--font-sans);
  line-height: 1.55;
  min-height: 100vh;
}

a { color: inherit; }

.site-header {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--hairline);
}
.logo {
  font-family: var(--font-mono);
  color: var(--amber);
  text-decoration: none;
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.08em;
}

main { max-width: 620px; margin: 0 auto; padding: 2rem 1.25rem 4rem; }

h1 {
  font-family: var(--font-mono);
  font-size: 1.35rem;
  font-weight: 700;
  line-height: 1.35;
  letter-spacing: -0.01em;
  margin-bottom: 0.3rem;
}
.today-date { color: var(--paper-dim); font-size: 0.9rem; margin-bottom: 1.75rem; }

/* --- Signature element: the flap tile --- */
.flap-tile {
  position: relative;
  display: inline-block;
  background: var(--flap-bg);
  border: 1px solid var(--hairline);
  border-radius: 8px;
  padding: 1.15rem 2.4rem;
  overflow: hidden;
  box-shadow: 0 1px 0 rgba(255,255,255,0.04) inset, 0 6px 16px rgba(0,0,0,0.35);
  animation: flap-in 0.55s cubic-bezier(.2,.8,.3,1);
  transform-origin: center top;
}
.flap-tile::after {
  content: "";
  position: absolute;
  left: 0; right: 0; top: 50%;
  height: 1px;
  background: rgba(0,0,0,0.45);
}
.flap-text {
  display: block;
  font-family: var(--font-mono);
  font-size: 1.9rem;
  font-weight: 700;
  letter-spacing: 0.14em;
}
.flap-open .flap-text { color: var(--signal-green); }
.flap-closed .flap-text { color: var(--signal-red); }

@keyframes flap-in {
  0%   { transform: rotateX(-92deg); opacity: 0; }
  60%  { transform: rotateX(6deg);   opacity: 1; }
  100% { transform: rotateX(0deg);   opacity: 1; }
}
@media (prefers-reduced-motion: reduce) {
  .flap-tile { animation: none; }
}

.status-reason { font-size: 1.02rem; margin: 1.1rem 0 0.5rem; }
.status-note {
  background: var(--board-bg);
  border-left: 3px solid var(--amber);
  padding: 0.7rem 0.9rem;
  font-size: 0.85rem;
  color: var(--paper-dim);
  margin: 0.75rem 0 1.5rem;
  border-radius: 0 6px 6px 0;
}

.next-holiday {
  background: var(--board-bg);
  border: 1px solid var(--hairline);
  border-radius: 10px;
  padding: 0.95rem 1.15rem;
  margin: 1.5rem 0;
}
.next-holiday .label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--paper-dim);
  display: block;
  margin-bottom: 0.3rem;
}

.section-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--paper-dim);
  margin: 2rem 0 0.6rem;
}

/* --- The board: rows like a departure board --- */
.board {
  border: 1px solid var(--hairline);
  border-radius: 10px;
  overflow: hidden;
  background: var(--board-bg);
}
.board-row {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--hairline);
  text-decoration: none;
  color: var(--paper);
}
.board-row:last-child { border-bottom: none; }
.board-row:active { background: rgba(255,255,255,0.03); }
.board-icon { font-size: 1.15rem; width: 1.5rem; text-align: center; flex-shrink: 0; }
.board-name { flex: 1; font-family: var(--font-mono); font-size: 0.92rem; letter-spacing: 0.01em; }
.board-chip {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  padding: 0.28rem 0.55rem;
  border-radius: 4px;
  flex-shrink: 0;
}
.chip-open { color: var(--signal-green); background: rgba(63,185,80,0.12); }
.chip-closed { color: var(--signal-red); background: rgba(229,72,77,0.12); }

.ad-slot { margin: 1.5rem 0; min-height: 0; }

.site-footer {
  text-align: center;
  padding: 2.5rem 1.25rem;
  color: var(--paper-dim);
  font-size: 0.8rem;
}
.site-footer a { color: var(--paper-dim); }

:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 2px;
}