/* ============================================
   Sand & Sea Wellness and Hydration
   Brand Colors & Global Styles
   ============================================ */

:root {
  --color-primary: #6E9BAA;
  --color-primary-light: #8FB5C2;
  --color-primary-dark: #5A8494;
  --color-secondary: #C4A98D;
  --color-secondary-light: #D4BFA8;
  --color-accent: #2B3A4E;
  --color-bg-warm: #F8F5F2;
  --color-bg-white: #FFFFFF;
  --color-text: #2B3A4E;
  --color-text-light: #5A6B7A;
  --color-border: #E2DDD8;

  --font-heading: 'Cinzel', Georgia, serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  --max-width: 1200px;
  --nav-height: 72px;
}

/* ============================================
   Reset & Base
   ============================================ */

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-height);
}

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background-color: var(--color-bg-white);
  line-height: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--color-primary-dark);
  text-decoration: none;
  transition: color 0.3s ease;
}

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

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  color: var(--color-accent);
  line-height: 1.3;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* ============================================
   Header / Navigation
   ============================================ */

.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  background: var(--color-bg-white);
  border-bottom: 1px solid var(--color-border);
  z-index: 1000;
  transition: box-shadow 0.3s ease;
}

.header.scrolled {
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.08);
}

.header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.logo {
  display: flex;
  align-items: center;
}

.logo-icon {
  height: 60px;
  width: auto;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 8px;
}

.nav-links a {
  display: block;
  padding: 8px 12px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-text-light);
  border-radius: 6px;
  transition: all 0.3s ease;
  letter-spacing: 0.02em;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--color-primary-dark);
  background: rgba(110, 155, 170, 0.08);
}

/* Hamburger */

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-accent);
  border-radius: 2px;
  transition: all 0.3s ease;
}

.hamburger.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ============================================
   Hero Section
   ============================================ */

.hero {
  margin-top: var(--nav-height);
  padding: 100px 24px 80px;
  background: linear-gradient(135deg, var(--color-bg-warm) 0%, #e8dfd8 50%, var(--color-primary-light) 100%);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(110, 155, 170, 0.15) 0%, transparent 70%);
  border-radius: 50%;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 700px;
  margin: 0 auto;
}

.hero-logo {
  max-width: 420px;
  width: 100%;
  height: auto;
  margin: 0 auto 32px;
}

.hero-subtitle {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  color: var(--color-primary-dark);
  font-style: italic;
  margin-bottom: 16px;
  letter-spacing: 0.03em;
}

.hero p {
  font-size: 1.1rem;
  color: var(--color-text-light);
  margin-bottom: 32px;
  max-width: 550px;
  margin-left: auto;
  margin-right: auto;
}

.btn {
  display: inline-block;
  padding: 14px 36px;
  border-radius: 6px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  cursor: pointer;
  transition: all 0.3s ease;
  border: none;
}

.btn-primary {
  background: var(--color-primary);
  color: var(--color-bg-white);
}

.btn-primary:hover {
  background: var(--color-primary-dark);
  color: var(--color-bg-white);
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(110, 155, 170, 0.35);
}

.btn-secondary {
  background: transparent;
  color: var(--color-primary-dark);
  border: 2px solid var(--color-primary);
}

.btn-secondary:hover {
  background: var(--color-primary);
  color: var(--color-bg-white);
}

/* ============================================
   Section Styles
   ============================================ */

.section {
  padding: 80px 0;
}

.section-warm {
  background: var(--color-bg-warm);
}

.section-header {
  text-align: center;
  margin-bottom: 56px;
}

.section-header h2 {
  font-size: 2.2rem;
  margin-bottom: 12px;
}

.section-header p {
  font-size: 1.05rem;
  color: var(--color-text-light);
  max-width: 600px;
  margin: 0 auto;
}

.section-divider {
  width: 60px;
  height: 3px;
  background: var(--color-secondary);
  margin: 16px auto 0;
  border-radius: 2px;
}

/* ============================================
   About Us
   ============================================ */

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.about-text h3 {
  font-size: 1.4rem;
  margin-bottom: 20px;
  color: var(--color-primary-dark);
}

.about-text p {
  margin-bottom: 16px;
  color: var(--color-text-light);
}

.about-text .highlight {
  color: var(--color-primary-dark);
  font-weight: 600;
  font-style: italic;
}

.team-cards {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.team-card {
  display: flex;
  align-items: center;
  gap: 20px;
  background: var(--color-bg-white);
  border-radius: 12px;
  padding: 20px;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
}

.team-card img {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid var(--color-secondary-light);
}

.team-card h4 {
  font-size: 1.1rem;
  margin-bottom: 4px;
}

.team-card .credential {
  font-size: 0.85rem;
  color: var(--color-primary);
  font-weight: 600;
}

/* ============================================
   Service Cards (IV Therapy & Vitamin Boosters)
   ============================================ */

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}

.service-card {
  background: var(--color-bg-white);
  border-radius: 2px;
  padding: 28px;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
  transition: all 0.3s ease;
  border-top: 3px solid var(--color-primary-light);
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.1);
}

.service-card h3 {
  font-size: 1.2rem;
  margin-bottom: 10px;
  color: var(--color-accent);
}

.service-card p {
  font-size: 0.93rem;
  color: var(--color-text-light);
  margin-bottom: 14px;
}

.service-card .ingredients {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.ingredient-tag {
  display: inline-block;
  background: rgba(110, 155, 170, 0.1);
  color: var(--color-primary-dark);
  padding: 4px 10px;
  border-radius: 2px;
  font-size: 0.78rem;
  font-weight: 500;
}

.booster-card {
  border-top-color: var(--color-secondary);
}

/* ============================================
   Trigger Point / Weight Loss
   ============================================ */

.info-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.info-section--reverse {
  direction: ltr;
}

.info-content h3 {
  font-size: 1.5rem;
  margin-bottom: 16px;
}

.info-content p {
  color: var(--color-text-light);
  margin-bottom: 16px;
}

.visit-subheading {
  font-size: 1.05rem;
  margin-top: 24px;
  margin-bottom: 14px;
}

.feature-list {
  list-style: none;
  padding: 0;
}

.feature-list li {
  padding: 12px 0;
  padding-left: 28px;
  position: relative;
  color: var(--color-text-light);
  border-bottom: 1px solid var(--color-border);
}

.feature-list li:last-child {
  border-bottom: none;
}

.feature-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 8px;
  height: 8px;
  background: var(--color-primary);
  border-radius: 50%;
}

.info-photo {
  position: relative;
  border-radius: 2px;
  overflow: hidden;
  min-height: 380px;
  background-size: cover;
  background-position: center;
}

.info-photo--therapy {
  background-image: url('../images/therapy.jpg');
  background-position: center;
  filter: brightness(1.08) saturate(0.85);
}

.info-photo--beach {
  background-image: url('../images/beach.jpg');
  background-position: center 40%;
}

.info-photo-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(248, 245, 242, 0.25) 0%, rgba(196, 169, 141, 0.15) 100%);
}

.info-note {
  margin-top: 24px;
  padding: 16px 20px;
  background: rgba(110, 155, 170, 0.08);
  border-left: 3px solid var(--color-primary);
  border-radius: 0 2px 2px 0;
  font-size: 0.9rem;
  color: var(--color-text-light);
  font-style: italic;
}

/* ============================================
   Appointments
   ============================================ */

.appointments-content {
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
  padding: 48px 32px;
  background: var(--color-bg-white);
  border-radius: 16px;
  box-shadow: 0 2px 16px rgba(0, 0, 0, 0.06);
}

.appointments-content h3 {
  font-size: 1.5rem;
  margin-bottom: 16px;
}

.appointments-content p {
  color: var(--color-text-light);
  margin-bottom: 24px;
}

.appointments-content .btn {
  margin-top: 8px;
}

/* ============================================
   Contact
   ============================================ */

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.contact-info h3 {
  font-size: 1.4rem;
  margin-bottom: 20px;
}

.contact-info p {
  color: var(--color-text-light);
  margin-bottom: 16px;
}

.contact-detail {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 0;
  border-bottom: 1px solid var(--color-border);
}

.contact-detail:last-child {
  border-bottom: none;
}

.contact-icon {
  width: 44px;
  height: 44px;
  background: rgba(110, 155, 170, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--color-primary);
  font-size: 1.1rem;
}

.contact-detail-text {
  font-size: 0.95rem;
}

.contact-detail-text strong {
  display: block;
  color: var(--color-accent);
  margin-bottom: 2px;
}

.contact-visual {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  border-radius: 16px;
  padding: 48px;
  color: var(--color-bg-white);
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 280px;
}

.contact-visual h3 {
  color: var(--color-bg-white);
  font-size: 1.8rem;
  margin-bottom: 16px;
}

.contact-visual p {
  color: rgba(255, 255, 255, 0.85);
  font-size: 1.05rem;
  line-height: 1.8;
}

/* ============================================
   Footer
   ============================================ */

.footer {
  background: var(--color-accent);
  color: rgba(255, 255, 255, 0.7);
  padding: 40px 0;
}

.footer .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-brand {
  font-family: var(--font-heading);
  color: var(--color-bg-white);
  font-size: 1.1rem;
}

.footer-links {
  display: flex;
  list-style: none;
  gap: 20px;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.85rem;
  transition: color 0.3s ease;
}

.footer-links a:hover {
  color: var(--color-bg-white);
}

.footer-copy {
  width: 100%;
  text-align: center;
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.82rem;
}

/* ============================================
   Responsive
   ============================================ */

@media (max-width: 968px) {
  .nav-links {
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--color-bg-white);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 4px;
    transform: translateX(100%);
    transition: transform 0.3s ease;
    z-index: 999;
  }

  .nav-links.open {
    transform: translateX(0);
  }

  .nav-links a {
    font-size: 1.1rem;
    padding: 12px 24px;
  }

  .hamburger {
    display: flex;
  }

  .about-grid,
  .info-section,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .hero-logo {
    max-width: 320px;
  }

  .section-header h2 {
    font-size: 1.8rem;
  }

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

  .info-photo {
    min-height: 280px;
  }
}

@media (max-width: 640px) {
  .hero {
    padding: 64px 24px 56px;
  }

  .hero-logo {
    max-width: 260px;
  }

  .section {
    padding: 56px 0;
  }

  .team-card {
    flex-direction: column;
    text-align: center;
  }

  .footer .container {
    flex-direction: column;
    text-align: center;
  }

  .footer-links {
    flex-wrap: wrap;
    justify-content: center;
  }
}