* {
  box-sizing: border-box;
}

:root {
  --bg: #f4f8f7;
  --surface: #ffffff;
  --text: #14211f;
  --muted: #66736f;
  --primary: #0b5d4b;
  --primary-dark: #08483a;
  --whatsapp: #25d366;
  --whatsapp-dark: #1fad55;
  --border: #dfe8e5;
  --shadow: 0 18px 45px rgba(15, 54, 46, 0.12);
  --radius: 24px;
}

html,
body {
  margin: 0;
  min-height: 100%;
  background:
    radial-gradient(circle at top right, rgba(11, 93, 75, 0.12), transparent 34%),
    linear-gradient(180deg, #f8fbfa 0%, var(--bg) 100%);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

body {
  min-height: 100svh;
}

.page-shell {
  min-height: 100svh;
  display: grid;
  place-items: center;
  padding: 22px;
}

.maintenance-card {
  width: min(100%, 520px);
  background: rgba(255, 255, 255, 0.96);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 30px 22px 24px;
  box-shadow: var(--shadow);
  text-align: center;
}

.brand-mark {
  width: 74px;
  height: 74px;
  margin: 0 auto 18px;
  border-radius: 20px;
  display: grid;
  place-items: center;
  background: var(--primary);
  box-shadow: 0 10px 24px rgba(11, 93, 75, 0.2);
}

.brand-mark svg {
  width: 43px;
  height: 43px;
  fill: none;
  stroke: #fff;
  stroke-width: 3;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.brand-mark svg path:nth-of-type(2) {
  fill: #fff;
  stroke: none;
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--primary);
  font-size: 0.84rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  font-size: clamp(1.8rem, 7vw, 2.45rem);
  line-height: 1.08;
  letter-spacing: -0.035em;
}

.intro {
  margin: 16px auto 0;
  max-width: 42ch;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.65;
}

.status {
  width: fit-content;
  margin: 22px auto 0;
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 9px 13px;
  border: 1px solid #cfe5dc;
  border-radius: 999px;
  background: #f3fbf7;
  color: #155c45;
  font-weight: 700;
  font-size: 0.9rem;
}

.status-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: #22b573;
  box-shadow: 0 0 0 4px rgba(34, 181, 115, 0.12);
}

.actions {
  display: grid;
  gap: 12px;
  margin-top: 24px;
}

.btn {
  min-height: 56px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 18px;
  color: #fff;
  text-decoration: none;
  font-size: 1rem;
  font-weight: 800;
  transition: transform 0.16s ease, box-shadow 0.16s ease, background 0.16s ease;
  -webkit-tap-highlight-color: transparent;
}

.btn:active {
  transform: translateY(1px) scale(0.995);
}

.btn svg {
  width: 22px;
  height: 22px;
  fill: currentColor;
}

.btn-primary {
  background: var(--primary);
  box-shadow: 0 10px 22px rgba(11, 93, 75, 0.2);
}

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

.btn-whatsapp {
  background: var(--whatsapp);
  box-shadow: 0 10px 22px rgba(37, 211, 102, 0.2);
}

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

.phone-number {
  margin-top: 20px;
  padding: 16px;
  border-radius: 16px;
  background: #f7faf9;
  border: 1px solid var(--border);
}

.phone-number span,
.phone-number strong {
  display: block;
}

.phone-number span {
  color: var(--muted);
  font-size: 0.83rem;
  margin-bottom: 4px;
}

.phone-number strong {
  color: var(--text);
  font-size: 1.08rem;
  letter-spacing: 0.02em;
}

.note {
  margin: 18px 4px 0;
  color: #7b8783;
  font-size: 0.78rem;
  line-height: 1.55;
}

@media (min-width: 560px) {
  .maintenance-card {
    padding: 38px 34px 30px;
  }

  .actions {
    grid-template-columns: 1fr 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  .btn {
    transition: none;
  }
}