/* Minimal styling for the Lo web RSVP surface. */

:root {
  color-scheme: dark;
  --bg: #0b0b0d;
  --fg: #f6f6f8;
  --muted: #9b9ba6;
  --surface: #16161a;
  --surface-border: #2a2a32;
  --accent: #ffffff;
  --accent-fg: #0a0a0a;
  --danger: #f87171;
  --success: #34d399;
  --radius: 14px;
  --space-xs: 6px;
  --space-sm: 10px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, system-ui, sans-serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  min-height: 100vh;
}

a { color: inherit; }

.muted { color: var(--muted); }

.app-root {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  max-width: 560px;
  margin: 0 auto;
  padding: var(--space-md) var(--space-md) calc(env(safe-area-inset-bottom, 0px) + var(--space-lg));
}

.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-sm) 0 var(--space-md);
}

.brand {
  font-weight: 700;
  font-size: 20px;
  text-decoration: none;
  letter-spacing: 0.5px;
}

.app-footer {
  margin-top: auto;
  padding: var(--space-lg) 0 0;
  text-align: center;
  font-size: 13px;
}

.view {
  background: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius);
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

h1 {
  margin: 0;
  font-size: 22px;
  line-height: 1.25;
}

h2 {
  margin: 0;
  font-size: 18px;
}

p { margin: 0; line-height: 1.45; }

label {
  display: block;
  font-size: 13px;
  color: var(--muted);
  margin-bottom: var(--space-xs);
}

input, textarea {
  width: 100%;
  background: var(--bg);
  color: var(--fg);
  border: 1px solid var(--surface-border);
  border-radius: 10px;
  padding: 12px 14px;
  font-size: 16px;
  font-family: inherit;
  outline: none;
}

input:focus, textarea:focus {
  border-color: var(--fg);
}

textarea { min-height: 96px; resize: vertical; }

.field { display: flex; flex-direction: column; gap: var(--space-xs); }

button.primary, button.secondary {
  appearance: none;
  border: 0;
  border-radius: 10px;
  padding: 14px 16px;
  font-size: 16px;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: opacity 120ms ease;
}

button.primary {
  background: var(--accent);
  color: var(--accent-fg);
}
button.primary:disabled { opacity: 0.55; cursor: progress; }

button.secondary {
  background: transparent;
  color: var(--fg);
  border: 1px solid var(--surface-border);
}

.notice {
  background: rgba(248, 113, 113, 0.08);
  border: 1px solid rgba(248, 113, 113, 0.35);
  color: var(--danger);
  border-radius: 10px;
  padding: var(--space-sm) var(--space-md);
  font-size: 14px;
}

.notice.ok {
  background: rgba(52, 211, 153, 0.08);
  border-color: rgba(52, 211, 153, 0.4);
  color: var(--success);
}

.event-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.event-meta { color: var(--muted); font-size: 14px; }

.ticket {
  text-align: center;
  border: 1px dashed var(--surface-border);
  border-radius: 12px;
  padding: var(--space-lg);
}

.ticket .code {
  font-family: 'SF Mono', Menlo, Consolas, monospace;
  font-size: 22px;
  letter-spacing: 3px;
  margin-top: var(--space-sm);
}

.row { display: flex; gap: var(--space-sm); }
.row > * { flex: 1; }

.center { text-align: center; }

.app-cta {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  margin-top: var(--space-md);
  padding-top: var(--space-md);
  border-top: 1px solid var(--surface-border);
  font-size: 13px;
}