/* Dentures in a Day National Giveaway - askadentist-giveaway
   White and navy base, subtle baby-blue accent lines. Self-contained (no external fonts/CDNs). */

:root {
  --navy-900: #0E1F40;
  --navy-800: #163A7A;
  --navy-700: #1D428A;
  --blue-400: #5A83D3;
  --blue-300: #95AEDF;
  --blue-100: #E5EBF5;
  --blue-50: #F4F6FA;
  --white: #FFFFFF;
  --ink-700: #3D5170;
  --ink-500: #647089;
  --success-700: #0B5F47;
  --danger-700: #9A2A2A;
  --radius: 10px;
  --max-width: 720px;
  font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--white);
  color: var(--navy-900);
  line-height: 1.55;
}

a { color: var(--navy-700); }
a:hover { color: var(--blue-400); }

.top-accent {
  height: 4px;
  background: linear-gradient(90deg, var(--navy-700), var(--blue-300));
}

header.site-header {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 28px 20px 8px;
  text-align: center;
}

.sponsor-line {
  font-size: 13px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-500);
  margin: 0 0 6px;
}

h1 {
  font-size: clamp(28px, 5vw, 40px);
  color: var(--navy-900);
  margin: 0 0 4px;
}

.arv {
  display: inline-block;
  margin-top: 6px;
  padding: 6px 16px;
  border: 1px solid var(--blue-300);
  border-radius: 999px;
  color: var(--navy-800);
  font-weight: 600;
  font-size: 14px;
}

main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 20px 20px 60px;
}

.pitch {
  font-size: 17px;
  color: var(--ink-700);
  margin: 18px 0 28px;
}

.divider {
  border: none;
  border-top: 2px solid var(--blue-100);
  margin: 28px 0;
}

.card {
  border: 1px solid var(--blue-100);
  border-radius: var(--radius);
  padding: 24px;
  background: var(--white);
}

form fieldset {
  border: none;
  padding: 0;
  margin: 0 0 18px;
}

.row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

@media (max-width: 520px) {
  .row { grid-template-columns: 1fr; }
}

label {
  display: block;
  font-weight: 600;
  font-size: 14px;
  color: var(--navy-900);
  margin: 14px 0 6px;
}

label.optional::after {
  content: " (optional)";
  font-weight: 400;
  color: var(--ink-500);
}

input[type="text"],
input[type="email"],
input[type="tel"],
select,
textarea {
  width: 100%;
  padding: 11px 12px;
  border: 1px solid #C4CED4;
  border-radius: 8px;
  font-size: 16px;
  color: var(--navy-900);
  background: var(--white);
}

input:focus, select:focus, textarea:focus {
  outline: 2px solid var(--blue-400);
  outline-offset: 1px;
  border-color: var(--blue-400);
}

textarea { resize: vertical; min-height: 80px; }

.char-count {
  font-size: 12px;
  color: var(--ink-500);
  text-align: right;
  margin-top: 4px;
}

.checkbox-row {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin: 16px 0;
}

.checkbox-row input[type="checkbox"] {
  margin-top: 3px;
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.checkbox-row label {
  margin: 0;
  font-weight: 400;
  font-size: 14px;
  color: var(--ink-700);
}

.consent-text {
  font-size: 13px;
  color: var(--ink-500);
  line-height: 1.5;
}

/* Honeypot: present in the DOM for bots, invisible and unreachable for humans. */
.hp-field {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

button[type="submit"] {
  width: 100%;
  padding: 14px 18px;
  margin-top: 8px;
  background: var(--navy-700);
  color: var(--white);
  border: none;
  border-radius: 8px;
  font-size: 17px;
  font-weight: 600;
  cursor: pointer;
}

button[type="submit"]:hover { background: var(--navy-800); }
button[type="submit"]:disabled { background: var(--blue-300); cursor: not-allowed; }

.field-error {
  color: var(--danger-700);
  font-size: 13px;
  margin-top: 4px;
  display: none;
}

.field-error.visible { display: block; }

#form-status {
  margin-top: 16px;
  padding: 14px 16px;
  border-radius: 8px;
  font-size: 15px;
  display: none;
}

#form-status.visible { display: block; }
#form-status.ok { background: var(--blue-50); color: var(--success-700); border: 1px solid var(--blue-300); }
#form-status.error { background: #FBF1E7; color: var(--danger-700); border: 1px solid #E3B7B7; }

.small-print {
  margin-top: 22px;
  font-size: 13px;
  color: var(--ink-500);
}

footer.site-footer {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 24px 20px 40px;
  text-align: center;
  font-size: 13px;
  color: var(--ink-500);
  border-top: 1px solid var(--blue-100);
}

footer.site-footer a { color: var(--ink-500); text-decoration: underline; }

/* Rules page */
.rules h2 { color: var(--navy-800); font-size: 19px; margin-top: 30px; }
.rules h1 { text-align: left; }
.rules ol, .rules ul { padding-left: 22px; }
.rules li { margin-bottom: 8px; }
.rules .placeholder {
  background: var(--blue-50);
  border: 1px dashed var(--blue-300);
  padding: 10px 14px;
  border-radius: 8px;
  font-weight: 600;
}
.back-link { display: inline-block; margin-bottom: 18px; font-size: 14px; }