@font-face {
  font-family: 'NB International Pro';
  src: url('fonts/NBInternationalPro-Regular.woff2') format('woff2');
  font-weight: 400;
  font-display: swap;
}
@font-face {
  font-family: 'STK Bureau Serif';
  src: url('fonts/STKBureauSerif-Book.otf') format('opentype');
  font-weight: 400;
  font-display: swap;
}
@font-face {
  font-family: 'STK Bureau Serif';
  src: url('fonts/STKBureauSerif-Medium.otf') format('opentype');
  font-weight: 500;
  font-display: swap;
}

:root {
  --bg: #F7F6F5;
  --surface: #FCFCFC;
  --ink: #141414;
  --muted: rgba(25, 25, 25, 0.56);
  --rule: rgba(20, 20, 20, 0.14);
  --accent: #2600FF;
  --sans: 'NB International Pro', 'Helvetica Neue', Arial, sans-serif;
  --serif: 'STK Bureau Serif', Georgia, serif;
  --mono: 'Geist Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--serif);
  font-size: 15px;
  line-height: 1.5;
  -webkit-text-size-adjust: 100%;
  -webkit-font-smoothing: antialiased;
}

.page {
  max-width: 520px;
  margin: 0 auto;
  padding: 32px 20px calc(24px + env(safe-area-inset-bottom));
}

.hero { margin-bottom: 28px; }
.logo { display: block; margin-bottom: 24px; }

.eyebrow {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 12px;
}

h1, h2 {
  font-family: var(--sans);
  font-weight: 400;
  letter-spacing: -0.02em;
  margin: 0 0 12px;
}
h1 { font-size: 30px; line-height: 1.15; }
h2 { font-size: 20px; line-height: 1.25; }
@media (min-width: 480px) { h1 { font-size: 36px; } }

.sub { margin: 0; color: var(--muted); }

.card {
  background: var(--surface);
  border: 1px solid var(--rule);
  padding: 24px 20px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.field { display: flex; flex-direction: column; gap: 6px; }

label {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.opt { color: var(--muted); text-transform: none; letter-spacing: 0; }

input, select, textarea {
  font: inherit;
  font-size: 16px; /* prevents iOS zoom on focus */
  color: var(--ink);
  background: #fff;
  border: 1px solid var(--rule);
  border-radius: 0;
  padding: 12px 14px;
  width: 100%;
  min-height: 48px;
  -webkit-appearance: none;
  appearance: none;
}
select {
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='8'><path d='M1 1l5 5 5-5' fill='none' stroke='%23141414' stroke-width='1.5'/></svg>");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 36px;
}
textarea { resize: vertical; }
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--accent);
}
input::placeholder, textarea::placeholder { color: rgba(25, 25, 25, 0.35); }
.invalid { border-color: var(--accent); }

.check {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  font-family: var(--serif);
  font-size: 14px;
  text-transform: none;
  letter-spacing: 0;
  color: var(--muted);
}
.check input {
  width: 20px; height: 20px; min-height: 0; margin: 2px 0 0; padding: 0;
  flex: 0 0 20px;
  -webkit-appearance: checkbox; appearance: checkbox;
  accent-color: var(--ink);
}

.btn {
  font-family: var(--sans);
  font-size: 16px;
  border: 1px solid var(--ink);
  border-radius: 0;
  background: var(--ink);
  color: #F7F6F5;
  min-height: 52px;
  padding: 0 20px;
  width: 100%;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}
.btn:active { opacity: 0.85; }
.btn:disabled { opacity: 0.5; cursor: default; }
.btn.secondary { background: transparent; color: var(--ink); }

.error { margin: 0; color: var(--accent); font-size: 14px; }

.thanks p { margin: 0; color: var(--muted); }


[hidden] { display: none !important; }