:root {
  color-scheme: light;
  --bg: #f6f7f4;
  --ink: #1d2520;
  --muted: #617067;
  --line: #d8ded6;
  --panel: #ffffff;
  --soft: #eef5f0;
  --accent: #0c8f6a;
  --accent-dark: #087154;
  --warn: #a15d00;
  --danger: #b42318;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.shell {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 28px 0;
}

.hero {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  padding: 26px 0;
  border-bottom: 1px solid var(--line);
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--accent-dark);
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
}

h1,
h2,
p {
  margin-top: 0;
  letter-spacing: 0;
}

h1 {
  margin-bottom: 0;
  font-size: clamp(34px, 5vw, 56px);
  line-height: 1;
}

h2 {
  margin-bottom: 0;
  font-size: 18px;
}

.lede {
  max-width: 650px;
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.45;
}

.status {
  min-width: 150px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  color: var(--muted);
  text-align: center;
  font-weight: 800;
}

.status.ok {
  border-color: rgba(12, 143, 106, 0.35);
  color: var(--accent-dark);
}

.status.fail {
  border-color: rgba(180, 35, 24, 0.35);
  color: var(--danger);
}

.grid,
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.top-grid {
  margin: 24px 0 16px;
}

.panel {
  margin-top: 16px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}

.section-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 14px;
}

.actions,
.inline-field {
  display: flex;
  gap: 10px;
}

.inline-field input {
  flex: 1;
}

label {
  display: grid;
  gap: 8px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 800;
}

.wide {
  grid-column: 1 / -1;
}

input,
select,
textarea {
  width: 100%;
  min-height: 44px;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: var(--ink);
  font: inherit;
}

textarea {
  min-height: 96px;
  padding-top: 10px;
  resize: vertical;
}

button {
  min-height: 42px;
  padding: 0 14px;
  border: 0;
  border-radius: 8px;
  background: var(--accent);
  color: #fff;
  cursor: pointer;
  font: inherit;
  font-weight: 800;
  white-space: nowrap;
}

button:hover {
  background: var(--accent-dark);
}

button:disabled {
  cursor: wait;
  opacity: 0.65;
}

button.secondary {
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
}

button.secondary:hover {
  background: var(--soft);
}

.hint {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.45;
}

.checks {
  display: grid;
  gap: 8px;
  margin-top: 14px;
}

.checks span {
  padding: 8px 10px;
  border-radius: 8px;
  background: var(--soft);
  font-size: 13px;
  font-weight: 800;
}

.whatsapp-status {
  display: grid;
  grid-template-columns: 1fr 220px;
  gap: 18px;
  align-items: center;
  min-height: 160px;
}

.whatsapp-status strong,
.whatsapp-status span {
  display: block;
}

.whatsapp-status strong {
  font-size: 22px;
  margin-bottom: 8px;
}

.whatsapp-status span {
  color: var(--muted);
  line-height: 1.45;
}

#whatsapp-qr {
  width: 220px;
  height: 220px;
  justify-self: end;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

#whatsapp-qr[hidden] {
  display: none;
}

.check-ok {
  color: var(--accent-dark);
}

.check-warn {
  color: var(--warn);
}

.notice {
  min-height: 22px;
  margin-top: 14px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
}

.notice.success {
  color: var(--accent-dark);
}

.notice.error {
  color: var(--danger);
}

.events {
  display: grid;
  gap: 10px;
}

.event {
  display: grid;
  gap: 6px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fbfcf9;
}

.event strong {
  font-size: 14px;
}

.event span {
  color: var(--muted);
  font-size: 13px;
}

.event-error {
  color: var(--danger) !important;
}

@media (max-width: 780px) {
  .hero,
  .section-title,
  .actions,
  .inline-field {
    align-items: stretch;
    flex-direction: column;
  }

  .grid,
  .form-grid,
  .whatsapp-status {
    grid-template-columns: 1fr;
  }

  #whatsapp-qr {
    justify-self: start;
  }
}