:root {
  color-scheme: light dark;
  --bg: #eae6d4;
  --bg-line: #dcd6ba;
  --card-bg: #faf8ee;
  --text: #1b2b24;
  --muted: #5b6b60;
  --border: #c9c2a2;
  --border-strong: #a89f7c;
  --primary: #1f5d50;
  --primary-dark: #163f37;
  --pending: #8a611a;
  --pending-bg: #f5edda;
  --pending-border: #c99a3c;
  --ok: #2f6b4f;
  --ok-bg: #eaf2ec;
  --ok-border: #2f6b4f;
  --fail: #a63a2e;
  --fail-bg: #f6e7e4;
  --fail-border: #a63a2e;

  --font-mono: ui-monospace, "SF Mono", "Cascadia Mono", "Roboto Mono", Menlo, Consolas, "Liberation Mono", monospace;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #121712;
    --bg-line: #182019;
    --card-bg: #1a211c;
    --text: #ece7d4;
    --muted: #93a099;
    --border: #38423a;
    --border-strong: #4b584d;
    --primary: #48b295;
    --primary-dark: #6cc7ac;
    --pending: #d9a94a;
    --pending-bg: #2c2413;
    --pending-border: #8a611a;
    --ok: #56b98c;
    --ok-bg: #142a20;
    --ok-border: #3d8362;
    --fail: #e2665a;
    --fail-bg: #2e1613;
    --fail-border: #9c4136;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  padding: 48px 16px;
  background-color: var(--bg);
  background-image: repeating-linear-gradient(
    to bottom,
    var(--bg-line) 0,
    var(--bg-line) 1px,
    transparent 1px,
    transparent 30px
  );
  color: var(--text);
  font-family: var(--font-sans);
}

.card {
  position: relative;
  width: 100%;
  max-width: 460px;
  background: var(--card-bg);
  border: 1px solid var(--border-strong);
  border-radius: 2px;
  padding: 32px 28px 28px;
  box-shadow: 0 1px 0 var(--border), 0 18px 40px -24px rgba(0, 0, 0, 0.35);
}

.card::before {
  content: "WABA VERIFICATION SLIP";
  position: absolute;
  top: -11px;
  inset-inline-start: 24px;
  padding: 2px 8px;
  background: var(--primary);
  color: #fff;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  border-radius: 1px;
}

.lang-switch {
  display: block;
  margin-inline-start: auto;
  width: auto;
  padding: 4px 8px;
  margin-top: 0;
  margin-bottom: 12px;
  border: 1px solid var(--border);
  border-radius: 2px;
  background: var(--bg);
  color: var(--text);
  font-size: 0.78rem;
  font-family: var(--font-sans);
}

/* The footer-link arrow (→) points the reading-flow direction — under
   RTL it should point the other way rather than staying a literal → glyph. */
[dir="rtl"] .footer-link .arrow {
  display: inline-block;
  transform: scaleX(-1);
}

.dashboard-card::before {
  content: "WABA VERIFICATION LEDGER";
}

h1 {
  font-size: 1.25rem;
  margin: 6px 0 4px;
  letter-spacing: -0.01em;
}
h2 {
  font-size: 0.95rem;
  margin: 0 0 14px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
  font-weight: 700;
}

.subtitle {
  color: var(--muted);
  margin: 0 0 24px;
  font-size: 0.9rem;
}

.footer-link {
  margin: 24px 0 0;
  text-align: center;
}

.footer-link a {
  color: var(--primary);
  font-weight: 600;
  text-decoration: none;
}

.footer-link a:hover {
  text-decoration: underline;
}

.hidden { display: none; }
.step.hidden { display: none; }

.mode-tabs {
  display: flex;
  gap: 0;
  margin-bottom: 24px;
  border: 1px solid var(--border);
  border-radius: 2px;
  overflow: hidden;
}

.tab-btn {
  flex: 1;
  margin-top: 0;
  background: transparent;
  color: var(--muted);
  border: none;
  border-radius: 0;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}
.tab-btn:not(:last-child) { border-right: 1px solid var(--border); }
.tab-btn.active {
  background: var(--primary);
  color: #fff;
}

.text-input {
  display: block;
  width: 100%;
  padding: 12px 14px;
  margin-bottom: 10px;
  border: 1px solid var(--border);
  border-radius: 2px;
  background: var(--bg);
  color: var(--text);
  font-size: 0.95rem;
  font-family: var(--font-sans);
}
.text-input:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 1px;
}

.otp-input {
  text-align: center;
  letter-spacing: 8px;
  font-size: 1.3rem;
  font-weight: 600;
  font-family: var(--font-mono);
}

.login-form {
  display: flex;
  flex-direction: column;
}

.field {
  display: block;
  margin-bottom: 14px;
}
.field span {
  display: block;
  margin-bottom: 6px;
  font-size: 0.85rem;
  color: var(--muted);
}
.field input,
.field select {
  display: block;
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 2px;
  background: var(--bg);
  color: var(--text);
  font-size: 0.95rem;
  font-family: var(--font-sans);
  box-sizing: border-box;
}
.field input:focus-visible,
.field select:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 1px;
}
.field-hint {
  display: block;
  margin-top: 5px;
  font-size: 0.8rem;
  color: var(--muted);
}

.option {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  border: 1px solid var(--border);
  border-radius: 2px;
  padding: 12px;
  margin-bottom: 10px;
  cursor: pointer;
  background: var(--bg);
}

.option input { margin-top: 3px; accent-color: var(--primary); }

.option strong { display: block; font-size: 0.95rem; }
.option span { display: block; color: var(--muted); font-size: 0.85rem; margin-top: 2px; }

button, .wa-button {
  display: inline-block;
  width: 100%;
  text-align: center;
  border: none;
  border-radius: 2px;
  padding: 12px 16px;
  font-size: 0.92rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  margin-top: 6px;
  font-family: var(--font-sans);
}
button:focus-visible, .wa-button:focus-visible, a:focus-visible, input:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

.primary {
  background: var(--primary);
  color: #fff;
}
.primary:hover { background: var(--primary-dark); }
.primary:disabled { opacity: 0.6; cursor: not-allowed; }

.secondary {
  background: transparent;
  color: var(--muted);
  border: 1px solid var(--border);
}

.qr-holder {
  display: flex;
  justify-content: center;
  margin: 20px 0;
  padding: 16px;
  background: var(--bg);
  border: 1px dashed var(--border-strong);
}
.qr-holder svg { width: 200px; height: 200px; }

.request-code {
  text-align: center;
  font-size: 0.78rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.request-code code {
  display: inline-block;
  margin-top: 4px;
  background: var(--bg);
  border: 1px solid var(--border);
  padding: 4px 10px;
  border-radius: 2px;
  font-family: var(--font-mono);
  font-size: 0.95rem;
  letter-spacing: 0.04em;
  color: var(--text);
}

.countdown {
  text-align: center;
  font-size: 0.88rem;
  margin-bottom: 16px;
  font-family: var(--font-mono);
  color: var(--muted);
}

/* Status starts as a quiet ruled line; VERIFIED/EXPIRED escalate to an
   ink-stamp treatment — the one deliberately loud element on the page,
   since it's the moment the spec calls out ("Validation DONE", in green). */
.status {
  text-align: center;
  padding: 14px 12px;
  border-radius: 2px;
  font-weight: 700;
  margin-bottom: 16px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border: 1px solid var(--border);
}
.status.pending { background: transparent; color: var(--muted); border-style: dashed; }
.status.verified {
  background: var(--ok-bg);
  color: var(--ok);
  border: 3px double var(--ok-border);
  transform: rotate(-1.5deg);
  box-shadow: 0 0 0 1px var(--ok-bg);
}
.status.expired {
  background: var(--fail-bg);
  color: var(--fail);
  border: 3px double var(--fail-border);
  transform: rotate(-1.5deg);
}

.extra-info {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 2px;
  padding: 12px 16px;
  margin: 0 0 16px;
  font-size: 0.85rem;
}
.extra-info.hidden { display: none; }
.extra-info dt {
  font-weight: 700;
  color: var(--muted);
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.extra-info dt:first-child { margin-top: 0; }
.extra-info dd { margin: 2px 0 0; font-family: var(--font-mono); }

.verification-photo {
  max-width: 100%;
  border-radius: 2px;
  display: block;
  border: 1px solid var(--border);
}

@media (max-width: 480px) {
  body { padding: 20px 10px; }
  .card { padding: 22px 16px 20px; }
  h1 { font-size: 1.1rem; }
  .qr-holder svg { width: 160px; height: 160px; }
}