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

:root {
  --bg: #0a0a0a;
  --fg: #e8e0d4;
  --accent: #ff0000;
  --muted: #9a8e80;
  --input-bg: #141414;
  --input-border: #444;
}

body {
  font-family: monospace;
  background: var(--bg);
  color: var(--fg);
  min-height: 100dvh;
  display: flex;
  justify-content: center;
  overflow-x: hidden;
}

/* film grain overlay */
.grain {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 100;
  opacity: 0.06;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
}

.page {
  width: 100%;
  max-width: 520px;
  padding: 3rem 1.5rem 4rem;
}

/* --- Hero --- */
.hero {
  text-align: center;
  margin-bottom: 3rem;
}

.title {
  font-size: clamp(2.4rem, 8vw, 3.6rem);
  line-height: 1;
  color: var(--accent);
  text-shadow: 2px 2px 0 #000, -1px -1px 0 #000;
  font-variant: small-caps;
}

.subtitle {
  font-size: 1.1rem;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  margin-top: 0.5rem;
  color: var(--muted);
}

.details {
  margin-top: 2rem;
  border-top: 1px dashed var(--muted);
  border-bottom: 1px dashed var(--muted);
  padding: 1rem 0;
}

.detail-line {
  font-size: 0.85rem;
  margin: 0.35rem 0;
  letter-spacing: 0.04em;
}

.headcount {
  margin-top: 1.2rem;
  font-size: 0.8rem;
  color: var(--muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* --- Form --- */
.rsvp-section { margin-bottom: 3rem; }

.rsvp-form {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

label {
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  margin-top: 0.5rem;
}

input, select {
  font-family: monospace;
  font-size: 0.95rem;
  padding: 0.7rem 0.8rem;
  border: 1px solid var(--input-border);
  border-radius: 2px;
  background: var(--input-bg);
  color: var(--fg);
  transition: border-color 0.15s;
}

input:focus, select:focus {
  outline: none;
  border-color: var(--accent);
}

select { cursor: pointer; }

button {
  margin-top: 1.2rem;
  font-size: 1.2rem;
  letter-spacing: 0.1em;
  padding: 0.8rem;
  border: 2px solid var(--accent);
  background: transparent;
  color: var(--accent);
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}

button:hover, button:focus-visible {
  background: var(--accent);
  color: var(--bg);
}

/* --- Error --- */
.error {
  background: #2a0a00;
  border: 1px solid var(--accent);
  color: var(--accent);
  padding: 0.6rem 0.8rem;
  font-size: 0.8rem;
  margin-bottom: 0.5rem;
}

/* --- Confirmed --- */
.confirmed {
  text-align: center;
  padding-top: 4rem;
}

.confirmed h1 {
  font-size: 2rem;
  color: var(--accent);
}

.confirmed p { margin-top: 1rem; font-size: 0.9rem; }
.confirmed .quiet { color: var(--muted); font-size: 0.8rem; }
.confirmed .back {
  display: inline-block;
  margin-top: 2rem;
  color: var(--muted);
  text-decoration: none;
  font-size: 0.8rem;
}
.confirmed .back:hover { color: var(--fg); }

/* --- Admin --- */
.admin h1 { font-size: 1.6rem; color: var(--accent); }
.admin p { margin: 0.8rem 0; font-size: 0.85rem; }

table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 1rem;
  font-size: 0.75rem;
}

th, td {
  text-align: left;
  padding: 0.5rem 0.4rem;
  border-bottom: 1px solid var(--input-border);
}

th { color: var(--muted); text-transform: uppercase; letter-spacing: 0.08em; }

/* --- Footer --- */
footer {
  text-align: center;
  font-size: 0.7rem;
  color: var(--muted);
  letter-spacing: 0.06em;
}