:root {
  --blue-primary: #4a90c2;
  --green-secondary: #7fbf9a;
  --bg-main: #f9fafb;
  --bg-card: #ffffff;
  --accent-peach: #f2c1a0;
  --accent-lavender: #c9c3e6;
  --border-soft: #e3e6ea;
  --text-main: #2f3a44;
  --text-muted: #6b7280;
}

* {
  box-sizing: border-box;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
}

body {
  margin: 0;
  background: var(--bg-main);
  color: var(--text-main);
  line-height: 1.6;
}

/* Text max-width for readability */
.hero-text,
.doctor-bio,
.service-card-content,
.process-step p {
  max-width: 65ch;
}

.container {
  max-width: 1200px;
  margin: auto;
  padding: 0 24px;
}

/* Header & Navigation */
.header {
  background: var(--bg-card);
  border-bottom: 1px solid var(--border-soft);
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 24px;
  min-height: 72px;
}

.logo-wrapper {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: inherit;
}

.logo-icon {
  width: 40px;
  height: 40px;
  background: var(--blue-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  position: relative;
}

.logo-icon::before {
  content: '+';
  color: white;
  font-size: 24px;
  font-weight: 300;
  line-height: 1;
}

.logo-text {
  display: flex;
  flex-direction: column;
}

.logo {
  color: var(--blue-primary);
  font-size: 1.5rem;
  font-weight: 600;
  margin: 0;
  text-decoration: none;
  line-height: 1.2;
}

.logo-tagline {
  font-size: 0.7rem;
  color: var(--text-muted);
  font-weight: 400;
  margin: 0;
  line-height: 1.2;
  opacity: 0.85;
}

nav {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Mobile Hamburger Menu */
.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  flex-direction: column;
  gap: 5px;
  z-index: 101;
}

.mobile-menu-toggle span {
  width: 25px;
  height: 3px;
  background: var(--text-main);
  border-radius: 2px;
  transition: all 0.3s;
}

.mobile-menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(8px, 8px);
}

.mobile-menu-toggle.active span:nth-child(2) {
  opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -7px);
}

.mobile-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--bg-card);
  border-top: 1px solid var(--border-soft);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  padding: 0;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease-out, padding 0.3s ease-out;
}

.mobile-menu.active {
  display: block;
  max-height: 500px;
  padding: 16px 24px;
}

.mobile-menu a {
  display: block;
  padding: 12px 0;
  text-decoration: none;
  color: var(--text-main);
  font-weight: 500;
  border-bottom: 1px solid var(--border-soft);
}

.mobile-menu a:last-child {
  border-bottom: none;
}

.mobile-menu .btn-nav-primary {
  background: var(--blue-primary);
  color: white;
  padding: 12px 20px;
  border-radius: 6px;
  margin-top: 12px;
  text-align: center;
  display: block;
}

nav a {
  text-decoration: none;
  color: var(--text-main);
  font-weight: 500;
  padding: 8px 16px;
  border-radius: 6px;
  transition: background-color 0.2s;
}

nav a:hover {
  background-color: var(--bg-main);
}

nav .btn-nav-primary {
  background: var(--blue-primary);
  color: white;
  padding: 12px 24px;
  border-radius: 24px;
  text-decoration: none;
  font-weight: 600;
  transition: background-color 0.2s, transform 0.1s;
  box-shadow: 0 2px 8px rgba(74, 144, 194, 0.25);
}

nav .btn-nav-primary:hover {
  background: #3a7ba8;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(74, 144, 194, 0.3);
}

nav .btn-nav-secondary {
  background: var(--green-secondary);
  color: white;
  padding: 10px 20px;
  border-radius: 6px;
  text-decoration: none;
  font-weight: 500;
  transition: background-color 0.2s;
}

nav .btn-nav-secondary:hover {
  background: #6ba887;
}

/* Hero Section - Split Layout */
.hero {
  background: var(--bg-main);
  padding: 100px 0;
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.hero-text {
  max-width: 100%;
}

.hero-text h2 {
  font-size: 2.75rem;
  font-weight: 700;
  color: var(--text-main);
  margin: 0 0 24px 0;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.hero-text p {
  font-size: 1.125rem;
  color: var(--text-muted);
  margin: 0 0 40px 0;
  font-weight: 400;
  opacity: 0.9;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 8px;
}

.hero-image {
  width: 100%;
  height: 400px;
  object-fit: cover;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

/* Buttons */
.btn-primary {
  background: var(--blue-primary);
  color: white;
  padding: 14px 28px;
  border-radius: 8px;
  text-decoration: none;
  border: none;
  cursor: pointer;
  font-size: 1rem;
  font-weight: 500;
  transition: background-color 0.2s, transform 0.1s;
  display: inline-block;
}

.btn-primary:hover {
  background: #3a7ba8;
  transform: translateY(-1px);
}

.btn-secondary {
  background: var(--green-secondary);
  color: white;
  padding: 14px 28px;
  border-radius: 8px;
  text-decoration: none;
  font-size: 1rem;
  font-weight: 500;
  transition: background-color 0.2s, transform 0.1s;
  display: inline-block;
}

.btn-secondary:hover {
  background: #6ba887;
  transform: translateY(-1px);
}

/* Section Styling */
section {
  padding: 100px 0;
}

section h3 {
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-main);
  margin: 0 0 24px 0;
  text-align: center;
}

/* About / Meet Your Doctor Section */
.trust {
  background: var(--bg-card);
  padding: 80px 0;
}

.doctor-section {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 40px;
  align-items: center;
  background: var(--bg-main);
  padding: 40px;
  border-radius: 12px;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
}

.doctor-image {
  width: 100%;
  height: 350px;
  object-fit: cover;
  border-radius: 12px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
}

.doctor-info h3 {
  text-align: left;
  margin-bottom: 12px;
}

.doctor-name {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--blue-primary);
  margin: 0 0 8px 0;
}

.doctor-credentials {
  color: var(--text-muted);
  margin: 0 0 16px 0;
}

.doctor-bio {
  color: var(--text-main);
  line-height: 1.7;
  margin: 0;
  max-width: 65ch;
}

/* Services Section */
.services-preview {
  background: var(--bg-main);
  padding: 80px 0;
}

.services-preview h3 {
  margin-bottom: 48px;
}

.service-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
  margin-bottom: 40px;
}

.service-card {
  background: var(--bg-card);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
  transition: transform 0.2s, box-shadow 0.2s;
  border: 1px solid var(--border-soft);
  display: flex;
  flex-direction: column;
}

@media (min-width: 769px) {
  .service-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
  }
}

.service-card-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.service-card-content {
  padding: 32px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.service-card h4 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-main);
  margin: 0 0 12px 0;
  line-height: 1.3;
}

.service-card p {
  color: var(--text-muted);
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.6;
  flex: 1;
}

.service-cta-section {
  text-align: center;
  margin-top: 48px;
  padding-top: 32px;
}

.service-cta-text {
  color: var(--text-muted);
  font-size: 1rem;
  margin: 0 0 24px 0;
  line-height: 1.6;
}

.link {
  text-align: center;
  display: block;
  color: var(--blue-primary);
  text-decoration: none;
  font-weight: 500;
  margin-top: 24px;
}

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

/* Process Section */
.process {
  background: var(--bg-card);
  padding: 80px 0;
}

.process-image {
  width: 100%;
  max-width: 700px;
  height: 280px;
  object-fit: cover;
  border-radius: 12px;
  margin: 0 auto 64px;
  display: block;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
  opacity: 0.9;
}

.process-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 48px;
  max-width: 900px;
  margin: 0 auto;
}

.process-step {
  text-align: center;
  padding: 24px;
}

.process-step-number {
  width: 56px;
  height: 56px;
  background: var(--blue-primary);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  font-weight: 700;
  margin: 0 auto 20px;
  box-shadow: 0 4px 12px rgba(74, 144, 194, 0.3);
}

.process-step h4 {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-main);
  margin: 0 0 8px 0;
}

.process-step p {
  color: var(--text-muted);
  margin: 0;
}

/* Location Section */
.location {
  background: linear-gradient(
      rgba(74, 144, 194, 0.85),
      rgba(74, 144, 194, 0.85)
    ),
    url("images/clinic-exterior.jpg");
  background-size: cover;
  background-position: center;
  color: white;
  padding: 100px 0;
  text-align: center;
  position: relative;
}

.location::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(47, 58, 68, 0.55);
}

.location .container {
  position: relative;
  z-index: 1;
  max-width: 600px;
}

.location h3,
.location p {
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.location h3 {
  color: white;
  margin-bottom: 24px;
}

.location p {
  font-size: 1.125rem;
  margin: 12px 0;
  color: rgba(255, 255, 255, 0.95);
}

.location .hero-actions {
  justify-content: center;
  margin-top: 32px;
}

.location .btn-primary {
  background: white;
  color: var(--blue-primary);
  font-weight: 600;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
}

.location .btn-primary:hover {
  background: var(--bg-main);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.25);
}

.location .btn-secondary {
  background: rgba(255, 255, 255, 0.2);
  color: white;
  border: 2px solid white;
}

.location .btn-secondary:hover {
  background: rgba(255, 255, 255, 0.3);
}

/* Page Sections */
.page {
  padding: 60px 0;
  background: var(--bg-main);
}

.page h2 {
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--text-main);
  margin: 0 0 12px 0;
  text-align: center;
}

.subtitle {
  color: var(--text-muted);
  text-align: center;
  font-size: 1.125rem;
  margin: 0 0 48px 0;
}

/* Service List (Services Page) */
.service-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin-bottom: 48px;
}

.service-item {
  background: var(--bg-card);
  padding: 32px;
  border-radius: 12px;
  border: 1px solid var(--border-soft);
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
  transition: transform 0.2s, box-shadow 0.2s;
}

.service-item:hover {
  transform: translateY(-4px);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.service-item h4 {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--blue-primary);
  margin: 0 0 12px 0;
}

.service-item p {
  color: var(--text-muted);
  margin: 0;
  line-height: 1.7;
}

.page .btn-primary {
  display: block;
  text-align: center;
  max-width: 300px;
  margin: 48px auto 0;
}

/* Forms */
.form-container {
  background: var(--bg-card);
  padding: 48px;
  border-radius: 12px;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
  max-width: 700px;
  margin: 0 auto;
}

.form {
  margin-bottom: 24px;
}

.form label {
  display: block;
  margin-bottom: 8px;
  font-weight: 500;
  color: var(--text-main);
}

.form input,
.form select,
.form textarea {
  width: 100%;
  padding: 12px;
  margin-bottom: 20px;
  border: 1px solid var(--border-soft);
  border-radius: 8px;
  background: white;
  font-size: 1rem;
  transition: border-color 0.2s;
}

.form input:focus,
.form select:focus,
.form textarea:focus {
  outline: none;
  border-color: var(--blue-primary);
}

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

.form button[type="submit"] {
  width: 100%;
  margin-top: 8px;
}

.contact-info {
  background: var(--bg-main);
  padding: 32px;
  border-radius: 12px;
  margin-top: 32px;
  text-align: center;
}

.contact-info h4 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-main);
  margin: 0 0 20px 0;
}

.contact-info p {
  color: var(--text-muted);
  margin: 8px 0;
}

.contact-info a {
  color: var(--blue-primary);
  text-decoration: none;
}

.contact-info a:hover {
  text-decoration: underline;
}

.disclaimer {
  color: var(--text-muted);
  font-size: 0.875rem;
  text-align: center;
  margin-top: 24px;
  line-height: 1.6;
}

/* Footer */
.footer {
  background: var(--bg-card);
  border-top: 1px solid var(--border-soft);
  padding: 64px 0 32px;
  color: var(--text-muted);
  margin-top: 0;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 40px;
  margin-bottom: 40px;
}

.footer-section h4 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-main);
  margin: 0 0 20px 0;
}

.footer-section p,
.footer-section a {
  color: var(--text-muted);
  text-decoration: none;
  margin: 10px 0;
  display: block;
  line-height: 1.7;
  font-size: 0.95rem;
}

.footer-section a:hover {
  color: var(--blue-primary);
}

.footer-bottom {
  text-align: center;
  padding-top: 24px;
  border-top: 1px solid var(--border-soft);
  color: var(--text-muted);
  font-size: 0.875rem;
}

/* Floating Action Buttons (Mobile Only) */
.floating-actions {
  display: none;
  position: fixed;
  bottom: 80px;
  right: 20px;
  z-index: 99;
  flex-direction: column;
  gap: 12px;
}

.floating-action-btn {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  text-decoration: none;
  color: white;
  font-size: 0.75rem;
  font-weight: 500;
  transition: transform 0.2s, box-shadow 0.2s;
  border: none;
  cursor: pointer;
}

.floating-action-btn:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.2);
}

.floating-action-btn.primary {
  background: var(--blue-primary);
}

.floating-action-btn.secondary {
  background: var(--green-secondary);
}

.floating-action-btn span {
  display: block;
  text-align: center;
  line-height: 1.2;
  padding: 0 4px;
}

/* Back to Top Button */
.back-to-top {
  position: fixed;
  bottom: 20px;
  right: 20px;
  width: 48px;
  height: 48px;
  background: var(--blue-primary);
  color: white;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  display: none;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  z-index: 98;
  transition: transform 0.2s, box-shadow 0.2s, opacity 0.3s;
  opacity: 0;
}

.back-to-top.visible {
  display: flex;
  opacity: 1;
}

.back-to-top:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.2);
}

.back-to-top::before {
  content: '↑';
  font-size: 20px;
  font-weight: 600;
}

/* Responsive Design */
@media (max-width: 768px) {
  .nav {
    position: relative;
    padding: 12px 16px;
  }

  .logo {
    font-size: 1.25rem;
  }

  .logo-tagline {
    font-size: 0.7rem;
  }

  .logo-icon {
    width: 36px;
    height: 36px;
  }

  .logo-icon::before {
    font-size: 20px;
  }

  nav.desktop-nav {
    display: none;
  }

  .mobile-menu-toggle {
    display: flex;
  }

  .floating-actions {
    display: flex;
  }

  .back-to-top {
    bottom: 140px;
  }

  .hero-content {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .hero-text h2 {
    font-size: 2rem;
  }

  .hero-image {
    height: 300px;
  }

  .doctor-section {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .doctor-info h3 {
    text-align: center;
  }

  .service-cards,
  .service-list {
    grid-template-columns: 1fr;
  }

  .process-steps {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .footer-content {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .form-container {
    padding: 32px 24px;
  }

  section {
    padding: 80px 0;
  }

  .hero {
    padding: 80px 0;
  }
}

@media (max-width: 480px) {
  .hero-text h2 {
    font-size: 1.75rem;
  }

  .hero-actions {
    flex-direction: column;
  }

  .hero-actions a {
    width: 100%;
    text-align: center;
  }

  .btn-nav-primary,
  .btn-nav-secondary {
    padding: 8px 16px;
    font-size: 0.875rem;
  }

  .floating-action-btn {
    width: 52px;
    height: 52px;
    font-size: 0.7rem;
  }

  .back-to-top {
    width: 44px;
    height: 44px;
    bottom: 130px;
  }
}