/* Página de verificação — tema claro, sóbrio */

:root {
  color-scheme: light;
  --bg: #f0f1f3;
  --surface: #ffffff;
  --text: #2a3036;
  --muted: #6b7280;
  --line: #e4e6ea;
  --accent: #3d4852;
  --accent-hover: #323b44;
  --field-bg: #f8f9fa;
  --alert-bg: #f5f0f0;
  --alert-line: #ddd4d4;
  --alert-text: #4a3f3f;
  --success-bg: #e8f0eb;
  --success-line: #c5d4ca;
  --success-text: #2c4034;
  --retry-bg: #f4f1e8;
  --retry-line: #ddd6c4;
  --retry-text: #4a4334;
  --expired-bg: #f0f0f4;
  --expired-line: #d4d4dc;
  --expired-text: #45454f;
  --radius: 10px;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body.page {
  margin: 0;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem 1rem;
  background: var(--bg);
  color: var(--text);
  line-height: 1.55;
}

body.page--result-success {
  background: #e9eeea;
}

body.page--result-retry {
  background: #f0ede6;
}

body.page--result-expired {
  background: #ebecef;
}

.shell {
  width: 100%;
  max-width: 22rem;
  margin-inline: auto;
}

.card {
  background: var(--surface);
  border-radius: var(--radius);
  border: 1px solid var(--line);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
  padding: 2rem 1.75rem 1.75rem;
  text-align: center;
}

.card__title {
  margin: 0 0 1.5rem;
  font-size: 1.2rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--text);
}

.alert {
  margin: 0;
  padding: 0.85rem 1rem;
  border-radius: 8px;
  font-size: 0.9rem;
  text-align: center;
  background: var(--alert-bg);
  border: 1px solid var(--alert-line);
  color: var(--alert-text);
}

/* Resposta via ?r=1 OK, ?r=2 código errado, ?r=3 link expirado */
.result {
  margin: 0;
  padding: 1rem 1.1rem;
  border-radius: 8px;
  text-align: center;
}

.result__text {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.55;
}

.result--success {
  background: var(--success-bg);
  border: 1px solid var(--success-line);
  color: var(--success-text);
}

.result--retry {
  background: var(--retry-bg);
  border: 1px solid var(--retry-line);
  color: var(--retry-text);
}

.result--expired {
  background: var(--expired-bg);
  border: 1px solid var(--expired-line);
  color: var(--expired-text);
}

body.page--result-success .card {
  border-color: var(--success-line);
}

body.page--result-retry .card {
  border-color: var(--retry-line);
}

body.page--result-expired .card {
  border-color: var(--expired-line);
}

.form-stack {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 1.25rem;
  max-width: 16rem;
  margin-inline: auto;
}

.form-stack .field {
  text-align: center;
}

.form-stack label {
  display: block;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--muted);
  margin-bottom: 0.5rem;
  letter-spacing: 0.01em;
}

.form-stack input[type="text"] {
  width: 100%;
  margin: 0 auto;
  padding: 0.6rem 0.75rem;
  font-size: 1.125rem;
  letter-spacing: 0.18em;
  text-align: center;
  font-variant-numeric: tabular-nums;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--field-bg);
  color: var(--text);
}

.form-stack input[type="text"]:focus {
  outline: none;
  border-color: var(--muted);
  background: var(--surface);
  box-shadow: 0 0 0 2px rgba(61, 72, 82, 0.12);
}

.hint {
  margin: 0.4rem 0 0;
  font-size: 0.75rem;
  color: var(--muted);
  font-weight: 400;
  line-height: 1.4;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: 0.65rem 1rem;
  font-size: 0.9375rem;
  font-weight: 500;
  color: #fff;
  background: var(--accent);
  border: 1px solid transparent;
  border-radius: 8px;
  cursor: pointer;
}

.btn:hover {
  background: var(--accent-hover);
}

.btn:focus-visible {
  box-shadow: 0 0 0 2px var(--surface), 0 0 0 4px rgba(61, 72, 82, 0.35);
}

.btn:active {
  opacity: 0.96;
}

.btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.form-stack.is-busy {
  pointer-events: none;
  opacity: 0.92;
}

.verify-live {
  margin: 0 0 1rem;
  min-height: 1.35em;
  font-size: 0.875rem;
  color: var(--alert-text);
  text-align: center;
}

.verify-live:empty {
  margin-bottom: 0;
  min-height: 0;
}

.is-hidden {
  display: none !important;
}

.verify-success {
  margin-top: 0.5rem;
}