:root {
  --primary: #006064;
  --accent: #80deea;
  --bg: #e0f7fa;
  --text: #002527;
  --light-gray: #f5f5f5;
  --border: #b2dfdb;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html, body {
  font-family: -apple-system, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
  color: var(--text);
  background: white;
  line-height: 1.6;
}

body {
  padding-top: 60px;
}

/* Demo Bar */
.demo-bar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: var(--primary);
  color: white;
  padding: 8px 16px;
  text-align: center;
  font-size: 13px;
  z-index: 1000;
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.demo-bar a {
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
}

.demo-bar a:hover {
  text-decoration: underline;
}

/* Header & Navigation */
header {
  background: white;
  border-bottom: 1px solid var(--border);
  padding: 16px 20px;
  position: relative;
}

.header-content {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 22px;
  font-weight: 700;
  color: var(--primary);
  text-decoration: none;
}

.nav-toggle {
  display: none;
}

.nav-label {
  display: none;
  cursor: pointer;
  font-size: 24px;
  color: var(--primary);
}

nav ul {
  list-style: none;
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
}

nav a {
  color: var(--text);
  text-decoration: none;
  font-weight: 500;
  font-size: 14px;
  transition: color 0.3s;
}

nav a:hover {
  color: var(--primary);
}

/* Mobile Navigation */
@media (max-width: 640px) {
  nav ul {
    display: none;
    position: absolute;
    top: 60px;
    left: 0;
    right: 0;
    background: white;
    flex-direction: column;
    gap: 0;
    border-bottom: 1px solid var(--border);
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
  }

  nav li {
    border-bottom: 1px solid var(--border);
  }

  nav a {
    display: block;
    padding: 16px 20px;
    font-size: 16px;
  }

  .nav-label {
    display: block;
  }

  .nav-toggle:checked ~ ul {
    display: flex;
  }
}

/* Main Content */
main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

section {
  margin: 40px 0;
  padding: 40px 20px;
  background: white;
}

section:nth-child(odd) {
  background: var(--bg);
}

h1, h2, h3 {
  color: var(--primary);
  margin-bottom: 20px;
}

h1 {
  font-size: 32px;
  line-height: 1.2;
}

h2 {
  font-size: 28px;
  margin-top: 40px;
}

h3 {
  font-size: 20px;
  margin-top: 24px;
}

p {
  margin-bottom: 16px;
  font-size: 15px;
}

strong {
  color: var(--primary);
  font-weight: 600;
}

/* Hero */
.hero {
  background: linear-gradient(135deg, var(--primary) 0%, #00838f 100%);
  color: white;
  text-align: center;
  padding: 60px 20px !important;
  margin: 0 !important;
}

.hero h1 {
  color: white;
  font-size: 36px;
  margin-bottom: 16px;
}

.hero p {
  font-size: 18px;
  margin-bottom: 32px;
  color: var(--accent);
}

/* CTA Button */
.cta-btn {
  display: inline-block;
  background: var(--accent);
  color: var(--primary);
  padding: 12px 28px;
  border-radius: 4px;
  text-decoration: none;
  font-weight: 600;
  font-size: 16px;
  transition: background 0.3s;
  border: none;
  cursor: pointer;
}

.cta-btn:hover {
  background: #4dd0e1;
}

/* Paket */
.paket-list {
  display: grid;
  gap: 24px;
  margin-top: 32px;
}

.paket-card {
  background: white;
  border: 2px solid var(--border);
  border-radius: 8px;
  padding: 32px 24px;
  text-align: center;
  transition: transform 0.3s, box-shadow 0.3s;
}

.paket-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 16px rgba(0,96,100,0.1);
}

.paket-card h3 {
  color: var(--primary);
  font-size: 22px;
  margin-bottom: 16px;
}

.paket-price {
  font-size: 28px;
  font-weight: 700;
  color: var(--primary);
  margin: 16px 0;
}

.paket-desc {
  font-size: 14px;
  color: #666;
  margin: 20px 0;
  min-height: 60px;
}

/* Layanan List */
.layanan-list {
  display: grid;
  gap: 24px;
  margin-top: 32px;
}

.layanan-item {
  background: white;
  padding: 24px;
  border-left: 4px solid var(--primary);
  border-radius: 4px;
}

.layanan-item h3 {
  font-size: 18px;
  margin-bottom: 12px;
  margin-top: 0;
}

.layanan-item p {
  color: #666;
  font-size: 14px;
  margin-bottom: 0;
}

/* Dokter List */
.dokter-list {
  display: grid;
  gap: 28px;
  margin-top: 32px;
}

.dokter-card {
  background: white;
  padding: 24px;
  border-radius: 8px;
  border: 1px solid var(--border);
}

.dokter-avatar {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, var(--accent) 0%, var(--primary) 100%);
  border-radius: 50%;
  margin-bottom: 16px;
  flex-shrink: 0;
}

.dokter-info h3 {
  font-size: 18px;
  margin-bottom: 4px;
  margin-top: 0;
}

.dokter-spesialis {
  color: var(--primary);
  font-weight: 600;
  font-size: 14px;
  margin-bottom: 8px;
}

.dokter-pengalaman {
  color: #666;
  font-size: 14px;
}

/* Jadwal */
.jadwal-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 24px;
  background: white;
}

.jadwal-table thead {
  background: var(--primary);
  color: white;
}

.jadwal-table th, .jadwal-table td {
  padding: 16px;
  text-align: left;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
}

.jadwal-table tbody tr:hover {
  background: var(--bg);
}

/* Form */
form {
  display: grid;
  gap: 20px;
  margin-top: 32px;
  max-width: 600px;
}

label {
  display: block;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--primary);
  font-size: 14px;
}

input, textarea, select {
  width: 100%;
  padding: 12px;
  border: 1px solid var(--border);
  border-radius: 4px;
  font-family: inherit;
  font-size: 14px;
  color: var(--text);
}

textarea {
  resize: vertical;
  min-height: 120px;
}

input:focus, textarea:focus, select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(0,96,100,0.1);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

/* Footer */
footer {
  background: var(--primary);
  color: white;
  text-align: center;
  padding: 40px 20px;
  margin-top: 60px;
  font-size: 14px;
}

footer a {
  color: var(--accent);
  text-decoration: none;
}

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

/* Responsive */
@media (max-width: 768px) {
  h1 {
    font-size: 28px;
  }

  h2 {
    font-size: 24px;
  }

  .hero {
    padding: 40px 20px !important;
  }

  .hero h1 {
    font-size: 28px;
  }

  .paket-list {
    grid-template-columns: 1fr;
  }

  .layanan-list {
    grid-template-columns: 1fr;
  }

  .dokter-list {
    grid-template-columns: 1fr;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .jadwal-table {
    font-size: 12px;
  }

  .jadwal-table th, .jadwal-table td {
    padding: 12px;
  }

  section {
    padding: 24px 16px;
    margin: 24px 0;
  }
}

@media (max-width: 480px) {
  body {
    padding-top: 60px;
  }

  h1 {
    font-size: 24px;
  }

  h2 {
    font-size: 20px;
  }

  .hero h1 {
    font-size: 24px;
  }

  .logo {
    font-size: 18px;
  }

  nav a {
    font-size: 14px;
  }

  .paket-price {
    font-size: 24px;
  }

  .cta-btn {
    font-size: 14px;
    padding: 10px 24px;
  }
}