:root {
  --bg: #f4f1ea;
  --ink: #2b2b2b;
  --muted: #6b6b6b;
  --card: #ffffff;
  --line: #e6e0d4;
  --brand: #3a2a1a;
  --accent: #b5651d;
  --accent-ink: #ffffff;
  --err: #b3261e;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 16px/1.55 -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

a { color: var(--accent); }

.site-header {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 18px 24px;
  background: var(--brand);
  color: var(--bg);
}
.site-header .brand { display: flex; align-items: center; gap: 9px; color: var(--bg); text-decoration: none; font-weight: 700; font-size: 18px; }
.site-header .brand-mark { display: block; border-radius: 50%; }
.site-header .tagline { color: #cbb79c; font-size: 13px; }
.site-header .account-link { margin-left: auto; color: var(--bg); font-size: 13px; text-decoration: none; }
.site-header .account-link:hover { text-decoration: underline; }

.wrap { max-width: 640px; margin: 0 auto; padding: 32px 20px 48px; }

.hero h1 { font-size: 30px; line-height: 1.2; margin: 0 0 12px; }
.hero .lede { color: var(--muted); font-size: 17px; }

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 24px;
}
.card.centered { text-align: center; }
.card.centered h1 { margin-top: 0; }

.form { margin-top: 24px; }

.field { margin-bottom: 16px; }
.field label { display: block; font-weight: 600; font-size: 14px; margin-bottom: 5px; }
.field .req { color: var(--accent); }
.field-input,
.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid #cfc7b6;
  border-radius: 8px;
  font: inherit;
  background: #fff;
}
.field textarea { resize: vertical; }
.field .help { margin: 4px 0 0; font-size: 12px; color: var(--muted); }
.field .err { margin: 4px 0 0; font-size: 13px; color: var(--err); }
.field--error input,
.field--error select,
.field--error textarea { border-color: var(--err); }

.btn {
  display: inline-block;
  background: var(--accent);
  color: var(--accent-ink);
  border: 0;
  border-radius: 8px;
  padding: 12px 22px;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
}
.btn--ghost {
  background: transparent;
  color: var(--accent);
  border: 1px solid var(--accent);
}

.fine { margin: 12px 0 0; font-size: 12px; color: var(--muted); }

.messages { list-style: none; padding: 0; margin: 0 0 20px; }
.msg { padding: 12px 14px; border-radius: 8px; margin-bottom: 8px; font-size: 14px; }
.msg-success { background: #e7f2e5; border: 1px solid #bcd9b4; }
.msg-info { background: #e6eef5; border: 1px solid #b7cee0; }
.msg-warning { background: #f6efdd; border: 1px solid #e0d0a3; }
.msg-error { background: #f7e4e2; border: 1px solid #e0b3ad; }

.form-errors { color: var(--err); margin-bottom: 12px; }

/* Checkbox field (referral opt-in) */
.field--check .check {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
}
.field--check .check input { width: auto; margin-top: 2px; }
.field--check .field-input { width: auto; }

/* Radio field (feedback category) */
.field--radio { display: flex; flex-wrap: wrap; align-items: center; gap: 4px 18px; }
.field--radio label.check { font-weight: normal; }
.field--radio .check input { width: auto; margin-top: 0; }

/* Collapsible sections (account dashboard) */
details.card summary { cursor: pointer; font-weight: 600; }
details.card summary h2 { display: inline; margin: 0; font-size: 16px; }

/* Referral block on the confirm page */
.referral {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  text-align: left;
}
.referral h2 { font-size: 16px; margin: 0 0 8px; }
.code {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  background: #f0ece1;
  padding: 1px 6px;
  border-radius: 5px;
  word-break: break-all;
}

.site-footer { text-align: center; color: var(--muted); font-size: 12px; padding: 24px; }