:root {
  --bg: #ffffff;
  --card: #ffffff;
  --ink: #0f172a;
  --muted: #64748b;
  --line: #e2e8f0;
  --brand: #2563eb;
  --brand-ink: #ffffff;
  --ring: rgba(37, 99, 235, 0.28);
  --err: #dc2626;
  --ok: #16a34a;
  --ok-bg: rgba(22, 163, 74, 0.15);
  --radius: 14px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial,
    "Apple Color Emoji", "Segoe UI Emoji", sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  padding: env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom)
    env(safe-area-inset-left);
}

.wrap {
  max-width: 480px;
  margin: 0 auto;
  padding: 28px 16px 56px;
}

.head {
  padding: 6px 4px 20px;
  text-align: center;
}

.langbar {
  display: inline-flex;
  gap: 2px;
  background: #f1f5f9;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 3px;
  margin-bottom: 18px;
}

.lang {
  border: none;
  background: transparent;
  color: var(--muted);
  font: inherit;
  font-size: 0.85rem;
  font-weight: 600;
  padding: 7px 12px;
  border-radius: 7px;
  min-height: 38px;
  cursor: pointer;
}

.lang[aria-pressed='true'] {
  background: #ffffff;
  color: var(--ink);
  box-shadow: 0 1px 2px rgba(2, 6, 23, 0.1);
}

.lang:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px var(--ring);
}

.head h1 {
  font-size: 1.65rem;
  margin: 0 0 6px;
  letter-spacing: -0.015em;
}

.sub {
  margin: 0;
  color: var(--muted);
  font-size: 0.98rem;
}

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px 18px;
  box-shadow: 0 1px 2px rgba(2, 6, 23, 0.04), 0 10px 26px rgba(2, 6, 23, 0.06);
}

.field {
  margin-bottom: 18px;
}

label {
  display: block;
  font-weight: 600;
  font-size: 0.92rem;
  margin-bottom: 7px;
}

input,
textarea {
  width: 100%;
  font: inherit;
  color: var(--ink);
  background: var(--card);
  border: 1.5px solid var(--line);
  border-radius: 10px;
  padding: 13px 12px;
  min-height: 48px; /* comfortable tap target */
}

textarea {
  resize: vertical;
  min-height: 104px;
}

input:focus,
textarea:focus {
  outline: none;
  border-color: var(--brand);
  box-shadow: 0 0 0 3px var(--ring);
}

.hint {
  margin: 6px 2px 0;
  font-size: 0.82rem;
  color: var(--muted);
}

.err {
  margin: 6px 2px 0;
  font-size: 0.85rem;
  color: var(--err);
  min-height: 1px;
}

.err:empty {
  margin: 0;
}

.form-err {
  margin-top: 12px;
  text-align: center;
}

.btn {
  width: 100%;
  border: none;
  border-radius: 10px;
  background: var(--brand);
  color: var(--brand-ink);
  font-weight: 650;
  font-size: 1.03rem;
  padding: 15px;
  min-height: 52px;
  cursor: pointer;
  transition: filter 0.15s ease, transform 0.05s ease;
}

.btn:hover {
  filter: brightness(1.06);
}

.btn:active {
  transform: translateY(1px);
}

.btn:disabled {
  opacity: 0.6;
  cursor: default;
}

.btn-ghost {
  background: transparent;
  color: var(--brand);
  border: 1.5px solid var(--brand);
}

.success {
  text-align: center;
}

.success:focus {
  outline: none; /* focus is moved here only to trigger the screen-reader announcement */
}

/* Consent block */
.consent {
  border-top: 1px solid var(--line);
  padding-top: 16px;
}

.consent-row {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-weight: 400;
  font-size: 0.86rem;
  color: var(--ink);
  cursor: pointer;
}

.consent-row input[type='checkbox'] {
  width: 20px;
  height: 20px;
  min-height: 20px;
  margin: 2px 0 0;
  flex: 0 0 auto;
  accent-color: var(--brand);
}

.consent-links {
  margin-top: 10px;
}

.consent-links a {
  color: var(--brand);
}

/* Terms / Privacy document pages */
.doc h1 {
  font-size: 1.5rem;
  margin: 0 0 4px;
}

.doc h2 {
  font-size: 1.02rem;
  margin: 22px 0 6px;
}

.doc p {
  margin: 0 0 10px;
  color: var(--ink);
}

.doc-meta {
  color: var(--muted);
  font-size: 0.85rem;
  margin-bottom: 8px;
}

.doc a {
  color: var(--brand);
}

.success .check {
  width: 56px;
  height: 56px;
  margin: 4px auto 14px;
  border-radius: 50%;
  background: var(--ok-bg);
  color: var(--ok);
  font-size: 30px;
  line-height: 56px;
  font-weight: 700;
}

.success h2 {
  margin: 0 0 6px;
}

.success p {
  color: var(--muted);
  margin: 0 0 18px;
}

[hidden] {
  display: none !important;
}