:root {
  --ink: #1b2420;
  --ink-2: #5b675f;
  --paper: #fff;
  --ground: #f6f7f5;
  --line: #d7ded9;
  --accent: #23473a;
  --accent-soft: #e3ece7;
  --danger: #b3261e;
  --radius: 10px;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root { --ink: #e7ece9; --ink-2: #a6b2ab; --paper: #1a211d; --ground: #111714; --line: #2f3a34; --accent: #8cc4a4; --accent-soft: #1f3329; --danger: #ef6a5c; color-scheme: dark; }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--ground); color: var(--ink); font: 16px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; padding: 16px; }
main { max-width: 560px; margin: 0 auto; background: var(--paper); border: 1px solid var(--line); border-radius: 14px; padding: 22px; display: flex; flex-direction: column; gap: 18px; }
h1 { font-size: 22px; margin: 0; }
h2 { font-size: 15px; margin: 0; text-transform: uppercase; letter-spacing: .07em; color: var(--ink-2); }
p { margin: 0; }
.loading { color: var(--ink-2); }
.langs { display: flex; gap: 6px; justify-content: flex-end; }
.langs button { border: 1px solid var(--line); background: transparent; color: var(--ink-2); border-radius: 6px; padding: 3px 9px; font-size: 13px; cursor: pointer; }
.langs button[aria-pressed=true] { background: var(--accent-soft); border-color: var(--accent); color: var(--ink); font-weight: 600; }
label { display: flex; flex-direction: column; gap: 5px; font-size: 14px; color: var(--ink-2); }
label > span { font-weight: 600; }
input, select, textarea { font: inherit; color: var(--ink); background: var(--paper); border: 1px solid var(--line); border-radius: 8px; padding: 11px 12px; min-height: 48px; width: 100%; }
textarea { min-height: 76px; resize: vertical; }
.row { display: flex; gap: 12px; flex-wrap: wrap; }
.row > * { flex: 1 1 160px; }
.section { display: flex; flex-direction: column; gap: 10px; }
.times { display: grid; grid-template-columns: repeat(auto-fill, minmax(84px, 1fr)); gap: 8px; }
.times button { border: 1px solid var(--line); background: var(--paper); color: var(--ink); border-radius: 8px; min-height: 48px; font-size: 16px; font-variant-numeric: tabular-nums; cursor: pointer; }
.times button:hover { border-color: var(--accent); }
.times button[aria-pressed=true] { background: var(--accent); border-color: var(--accent); color: var(--paper); font-weight: 700; }
.svc { font-size: 13px; font-weight: 700; color: var(--ink-2); text-transform: uppercase; letter-spacing: .06em; }
.check { flex-direction: row; align-items: flex-start; gap: 10px; color: var(--ink); font-size: 14px; }
.check input { width: 20px; height: 20px; min-height: 20px; margin-top: 2px; accent-color: var(--accent); }
button.send { background: var(--accent); color: var(--paper); border: 0; border-radius: 10px; min-height: 52px; font-size: 17px; font-weight: 700; cursor: pointer; width: 100%; }
button.send[disabled] { opacity: .55; cursor: default; }
.msg { border-radius: 8px; padding: 12px 14px; font-size: 15px; }
.msg.bad { background: color-mix(in srgb, var(--danger) 12%, transparent); color: var(--danger); }
.msg.info { background: var(--accent-soft); }
.hint { font-size: 13px; color: var(--ink-2); }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.done { display: flex; flex-direction: column; gap: 14px; }
.done dl { display: grid; grid-template-columns: auto 1fr; gap: 6px 16px; margin: 0; }
.done dt { color: var(--ink-2); font-size: 14px; }
.done dd { margin: 0; font-weight: 600; }
a { color: var(--accent); }
@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }

/* Cumpleaños y aniversario, opcionales (spec 008, RF-14). */
.celebrate { display: flex; flex-direction: column; gap: 10px; }
.annual { display: flex; flex-direction: column; gap: 5px; font-size: 14px; color: var(--ink-2); }
.annual > span { font-weight: 600; }
.row3 { display: grid; grid-template-columns: 1fr 1.6fr 1.2fr; gap: 8px; }

/* Teléfono con selector de país (spec 008, RF-15). */
.phone-row { display: flex; gap: 6px; }
.phone-row .phone-cc { flex: 0 0 7.5em; width: 7.5em; padding-right: 4px; }
.phone-row input { flex: 1; min-width: 0; }