:root {
  --oxblood: #8c1d1d;
  --paper: #f4f1ee;
  --ink: #1a1414;
  --muted: #6e6262;
  --serif: "Bodoni Moda", "Didot", "Bodoni 72", Georgia, serif;
  --sans: "Jost", "Futura", "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }

html, body { margin: 0; height: 100%; }

body {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px 16px;
  font-family: var(--sans);
  font-weight: 400;
  color: var(--ink);
  background: var(--paper);
  text-transform: uppercase;
  letter-spacing: 0.22em;
}

#grain {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}

.box {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 420px;
  aspect-ratio: 1 / 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 44px 40px;
  background: rgba(250, 248, 246, 0.94);
  border: 1px solid var(--ink);
  text-align: center;
}

.kicker {
  margin: 0 0 14px;
  font-size: 0.62rem;
  color: var(--oxblood);
  letter-spacing: 0.4em;
}

h1 {
  margin: 0 0 32px;
  font-family: var(--serif);
  font-weight: 400;
  font-size: 1.55rem;
  letter-spacing: 0.18em;
  line-height: 1.3;
}

.field {
  display: block;
  margin: 0 0 20px;
  text-align: left;
}

.field span {
  display: block;
  margin-bottom: 4px;
  font-size: 0.6rem;
  letter-spacing: 0.3em;
  color: var(--muted);
}

.field em { font-style: normal; color: var(--oxblood); }

input {
  width: 100%;
  padding: 6px 0;
  font: inherit;
  font-size: 0.85rem;
  letter-spacing: 0.12em;
  text-transform: none;
  color: var(--ink);
  background: transparent;
  border: 0;
  border-bottom: 1px solid rgba(26, 20, 20, 0.35);
  border-radius: 0;
  -webkit-appearance: none;
  appearance: none;
  transition: border-color 0.2s;
}

input:focus { outline: none; border-bottom-color: var(--ink); }
input[aria-invalid="true"] { border-bottom-color: var(--oxblood); }

input[type="date"] { min-height: 30px; text-transform: uppercase; }
input[type="date"]::-webkit-calendar-picker-indicator { opacity: 0.45; cursor: pointer; }

.hp {
  position: absolute;
  left: -10000px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

button {
  width: 100%;
  margin-top: 10px;
  padding: 14px;
  font: inherit;
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  color: var(--paper);
  background: var(--ink);
  border: 1px solid var(--ink);
  border-radius: 0;
  cursor: pointer;
  transition: background 0.25s, color 0.25s;
}

button:hover { background: var(--oxblood); border-color: var(--oxblood); }
button:focus-visible { outline: 1px solid var(--oxblood); outline-offset: 3px; }
button[disabled] { opacity: 0.6; cursor: progress; }

.status {
  margin: 12px 0 0;
  font-size: 0.6rem;
  color: var(--oxblood);
}

.status:empty { display: none; }

.fine {
  margin: 16px 0 0;
  font-size: 0.5rem;
  letter-spacing: 0.22em;
  line-height: 1.9;
  color: var(--muted);
}

.thanks { outline: none; }

.thanks p {
  margin: 0;
  font-family: var(--serif);
  font-size: 1.3rem;
  letter-spacing: 0.2em;
}

.thanks .sub {
  margin-top: 14px;
  font-family: var(--sans);
  font-size: 0.62rem;
  letter-spacing: 0.3em;
  line-height: 2;
  color: var(--muted);
}

@media (max-width: 480px) {
  .box { aspect-ratio: auto; padding: 40px 24px; }
  h1 { font-size: 1.3rem; }
}