:root {
  --dark: #1f2b21;
  --dark-deep: #14201a;
  --cream: #f5f1e6;
  --gold: #c7a96b;
  --text-dark: #22261f;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "PingFang HK", "Noto Sans HK", -apple-system, sans-serif;
  background: var(--cream);
  color: var(--text-dark);
  line-height: 1.6;
}

.hero {
  background: linear-gradient(160deg, var(--dark), var(--dark-deep));
  color: var(--cream);
  text-align: center;
  padding: 80px 20px 70px;
}

.brand-mark {
  font-size: 2rem;
  margin: 0;
  color: var(--gold);
  letter-spacing: 0.3em;
}

.hero h1 {
  font-size: 2.4rem;
  margin: 10px 0 6px;
  letter-spacing: 0.05em;
}

.tagline {
  color: #cfd6c9;
  margin-bottom: 30px;
}

.cta-button {
  display: inline-block;
  background: var(--gold);
  color: var(--dark-deep);
  padding: 12px 32px;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 600;
  transition: transform 0.15s ease;
}

.cta-button:hover { transform: translateY(-2px); }

main {
  max-width: 800px;
  margin: 0 auto;
  padding: 60px 20px;
}

h2 {
  text-align: center;
  color: var(--dark);
  margin-bottom: 30px;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
}

.service-card {
  background: white;
  border-radius: 12px;
  padding: 24px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.06);
}

.service-card h3 {
  margin-top: 0;
  color: var(--dark);
}

.booking {
  margin-top: 70px;
}

.booking-hint {
  text-align: center;
  color: #6b6f63;
  margin-top: -20px;
  margin-bottom: 30px;
}

.booking-box {
  background: white;
  border-radius: 16px;
  padding: 30px;
  box-shadow: 0 2px 14px rgba(0,0,0,0.08);
}

.booking-box label {
  display: block;
  font-weight: 600;
  margin: 14px 0 6px;
}

.booking-box input[type="date"],
.booking-box input[type="text"],
.booking-box input[type="tel"],
.booking-box textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid #d8d4c6;
  border-radius: 8px;
  font-size: 1rem;
  font-family: inherit;
}

.slots {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 16px 0;
  color: #6b6f63;
}

.slot-button {
  padding: 10px 16px;
  border-radius: 8px;
  border: 1px solid var(--dark);
  background: white;
  color: var(--dark);
  cursor: pointer;
  font-size: 0.95rem;
}

.slot-button.selected {
  background: var(--dark);
  color: var(--cream);
}

.slot-button.taken {
  border-color: #d8d4c6;
  color: #b8b3a3;
  text-decoration: line-through;
  cursor: not-allowed;
  background: #f0ede3;
}

.booking-form.hidden { display: none; }

.booking-form button {
  margin-top: 18px;
  background: var(--gold);
  color: var(--dark-deep);
  border: none;
  padding: 12px 28px;
  border-radius: 999px;
  font-weight: 600;
  cursor: pointer;
  font-size: 1rem;
}

.form-message {
  margin-top: 12px;
  font-weight: 600;
}

.form-message.success { color: #2f6b3a; }
.form-message.error { color: #b03434; }

.contact {
  text-align: center;
  margin-top: 70px;
}

.contact a {
  color: var(--dark);
  font-weight: 600;
}

footer {
  text-align: center;
  padding: 30px;
  color: #8a8d7e;
  font-size: 0.9rem;
}