/**
 * PWLI Mega Menu Styles
 * Header, Navigation, Mobile Menu
 */

/* ========================================
   CSS VARIABLES (extend main.css)
   ======================================== */
:root {
  /* Brand colors with pwl- prefix for mega menu */
  --pwl-navy: #161b33;
  --pwl-navy-light: #1f2544;
  --pwl-navy-lighter: #2a3158;
  --pwl-pink: #ed6ea0;
  --pwl-pink-hover: #f584af;
  --pwl-teal: #6bc9cd;
  --pwl-teal-dim: rgba(107, 201, 205, 0.15);
  --pwl-pink-dim: rgba(237, 110, 160, 0.12);
  --white: #ffffff;
  --white-90: rgba(255,255,255,0.90);
  --white-70: rgba(255,255,255,0.70);
  --white-60: rgba(255,255,255,0.60);
  --white-50: rgba(255,255,255,0.50);
  --white-30: rgba(255,255,255,0.30);
  --white-20: rgba(255,255,255,0.20);
  --white-10: rgba(255,255,255,0.10);
  --white-05: rgba(255,255,255,0.05);
  
  /* Layout */
  --header-height: 80px;
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 12px;
  --radius-xs: 8px;
  
  /* Shadows */
  --shadow-mega: 0 25px 80px rgba(0,0,0,0.45), 0 10px 30px rgba(0,0,0,0.25);
  --shadow-card: 0 8px 32px rgba(0,0,0,0.2);
  
  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-med: 0.25s ease;
  --transition-slow: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Prevent scroll when mobile menu is open */
body.menu-open {
  overflow: hidden;
}

/* ========================================
   HEADER CONTAINER
   ======================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100000;
  background: linear-gradient(180deg, rgba(22,27,51,0.98), rgba(22,27,51,0.95));
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--white-10);
}

.header-inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
}

/* Add padding to body for fixed header */
.site-main {
  padding-top: var(--header-height);
}

/* ========================================
   LOGO
   ======================================== */
.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  flex-shrink: 0;
}

.logo img {
  height: 48px;
  width: auto;
}

/* Fallback text logo if image doesn't load */
.logo-fallback {
  display: none;
  align-items: center;
  gap: 12px;
}

.logo img[src=""] + .logo-fallback,
.logo img:not([src]) + .logo-fallback {
  display: flex;
}

.logo-mark {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, var(--pwl-teal), var(--pwl-pink));
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.1rem;
  color: var(--white);
  letter-spacing: -0.02em;
}

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.logo-text .primary {
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--white);
  letter-spacing: -0.02em;
}

.logo-text .secondary {
  font-size: 0.78rem;
  color: var(--pwl-teal);
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

/* ========================================
   MAIN NAV (Desktop)
   ======================================== */
.main-nav {
  display: flex;
  align-items: center;
  gap: 6px;
}

.nav-item {
  position: relative;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 18px;
  color: var(--white-90);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: var(--radius-xs);
  transition: all var(--transition-fast);
  cursor: pointer;
  background: transparent;
  border: none;
  font-family: inherit;
}

.nav-link:hover,
.nav-item:hover .nav-link,
.nav-item.active .nav-link {
  background: var(--white-05);
  color: var(--white);
}

.nav-link svg {
  width: 14px;
  height: 14px;
  opacity: 0.6;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.nav-item:hover .nav-link svg,
.nav-item.active .nav-link svg {
  transform: rotate(180deg);
  opacity: 1;
}

/* ========================================
   HEADER ACTIONS (Right Side)
   ======================================== */
.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.header-phone {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  color: var(--white-70);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
  border-radius: var(--radius-xs);
  transition: all var(--transition-fast);
}

.header-phone:hover {
  color: var(--white);
  background: var(--white-05);
}

.header-phone svg {
  width: 16px;
  height: 16px;
  color: var(--pwl-teal);
}

.header-phones {
  display: flex;
  align-items: center;
  gap: 4px;
}

.header-phones .header-phone {
  padding: 6px 10px;
  font-size: 0.82rem;
}

.header-phones .header-phone:first-child {
  border-right: 1px solid var(--white-10);
  padding-right: 12px;
}

.phone-loc-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  opacity: 0.7;
  margin-right: 2px;
}

.btn-book {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 26px;
  background: linear-gradient(135deg, var(--pwl-pink), #e85a94);
  color: var(--white);
  text-decoration: none;
  font-family: inherit;
  font-weight: 700;
  font-size: 0.95rem;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-med);
  box-shadow: 0 4px 20px rgba(237, 110, 160, 0.3);
}

.btn-book:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(237, 110, 160, 0.4);
  background: linear-gradient(135deg, #f584af, #ed6ea0);
}

/* Hide desktop book button class for mobile */
.btn-book.desktop-only {
  display: inline-flex;
}

/* ========================================
   MEGA MENU CONTAINER
   ======================================== */
.mega-menu {
  position: fixed;
  top: var(--header-height);
  left: 50%;
  transform: translateX(-50%) translateY(10px);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: all var(--transition-slow);
  z-index: 100001;
  max-width: calc(100vw - 40px);
}

.nav-item:hover .mega-menu,
.nav-item.active .mega-menu {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}

.mega-menu-inner {
  background: linear-gradient(180deg, var(--pwl-navy-light), var(--pwl-navy));
  border: 1px solid var(--white-10);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-mega);
  overflow: hidden;
  min-width: 720px;
  position: relative;
}

/* Wide mega menu for services */
.mega-menu.wide .mega-menu-inner {
  min-width: 920px;
}

/* ========================================
   MEGA MENU: WEIGHT LOSS
   ======================================== */
.mega-weight-loss {
  display: grid;
  grid-template-columns: 280px 1fr;
}

.mega-sidebar {
  background: linear-gradient(180deg, var(--pwl-teal-dim), rgba(107,201,205,0.05));
  padding: 28px;
  border-right: 1px solid var(--white-10);
}

.mega-sidebar-title {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--pwl-teal);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 16px;
}

.mega-sidebar h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 12px;
  line-height: 1.25;
  letter-spacing: -0.02em;
}

.mega-sidebar p {
  font-size: 0.92rem;
  color: var(--white-70);
  margin-bottom: 20px;
  line-height: 1.55;
}

.mega-sidebar-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  background: var(--pwl-teal);
  color: var(--pwl-navy);
  text-decoration: none;
  font-weight: 700;
  font-size: 0.9rem;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.mega-sidebar-cta:hover {
  background: #7dd4d8;
  transform: translateX(3px);
}

.mega-sidebar-cta svg {
  width: 16px;
  height: 16px;
  transition: transform var(--transition-fast);
}

.mega-sidebar-cta:hover svg {
  transform: translateX(3px);
}

.mega-content {
  padding: 28px;
}

.mega-section-label {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--white-50);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 14px;
}

/* ========================================
   MEDICATION GRID (GLP-1 Pills)
   ======================================== */
.med-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  margin-bottom: 24px;
}

.med-pill {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 14px 12px;
  background: var(--white-05);
  border: 1px solid var(--white-10);
  border-radius: var(--radius-sm);
  text-decoration: none;
  color: var(--white);
  font-weight: 700;
  font-size: 0.88rem;
  transition: all var(--transition-fast);
  text-align: center;
}

.med-pill:hover {
  background: var(--pwl-pink-dim);
  border-color: rgba(237, 110, 160, 0.3);
  transform: translateY(-2px);
}

.med-pill sup {
  font-size: 0.6em;
  margin-left: 1px;
}

/* ========================================
   LINK LISTS
   ======================================== */
.mega-links {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
}

.mega-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  background: var(--white-05);
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  text-decoration: none;
  color: var(--white);
  transition: all var(--transition-fast);
}

.mega-link:hover {
  background: var(--white-10);
  border-color: var(--white-10);
  transform: translateX(4px);
}

.mega-link-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--pwl-teal-dim), rgba(107,201,205,0.08));
  border-radius: var(--radius-xs);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.mega-link-icon svg {
  width: 20px;
  height: 20px;
  color: var(--pwl-teal);
}

.mega-link-icon.pink {
  background: linear-gradient(135deg, var(--pwl-pink-dim), rgba(237,110,160,0.06));
}

.mega-link-icon.pink svg {
  color: var(--pwl-pink);
}

.mega-link-text {
  flex: 1;
}

.mega-link-title {
  font-weight: 700;
  font-size: 0.95rem;
  margin-bottom: 2px;
}

.mega-link-desc {
  font-size: 0.82rem;
  color: var(--white-50);
  line-height: 1.35;
}

/* ========================================
   MEGA MENU: AESTHETICS (Featured Cards)
   ======================================== */
.mega-aesthetics {
  padding: 28px;
}

.mega-aesthetics-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.mega-aesthetics-header h3 {
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.view-all-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--pwl-teal);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.88rem;
  transition: all var(--transition-fast);
}

.view-all-link:hover {
  color: var(--white);
}

.view-all-link svg {
  width: 14px;
  height: 14px;
  transition: transform var(--transition-fast);
}

.view-all-link:hover svg {
  transform: translateX(3px);
}

.featured-services {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.service-card {
  position: relative;
  background: linear-gradient(180deg, var(--white-05), var(--white-05));
  border: 1px solid var(--white-10);
  border-radius: var(--radius-md);
  overflow: hidden;
  text-decoration: none;
  color: var(--white);
  transition: all var(--transition-med);
}

.service-card:hover {
  transform: translateY(-4px);
  border-color: var(--white-20);
  box-shadow: var(--shadow-card);
}

.service-card-image {
  height: 140px;
  background: linear-gradient(135deg, var(--pwl-navy-lighter), var(--pwl-navy-light));
  position: relative;
  overflow: hidden;
}

.service-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.85;
  transition: all var(--transition-med);
}

.service-card:hover .service-card-image img {
  opacity: 1;
  transform: scale(1.05);
}

.service-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  padding: 6px 12px;
  background: rgba(22, 27, 51, 0.85);
  backdrop-filter: blur(8px);
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--pwl-teal);
}

.service-badge.featured {
  background: linear-gradient(135deg, var(--pwl-pink), #e85a94);
  color: var(--white);
}

.service-card-content {
  padding: 18px;
}

.service-card h4 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 6px;
  letter-spacing: -0.01em;
}

.service-card p {
  font-size: 0.85rem;
  color: var(--white-60);
  line-height: 1.45;
  margin-bottom: 12px;
}

.service-card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--pwl-teal);
  font-weight: 600;
  font-size: 0.85rem;
  transition: all var(--transition-fast);
}

.service-card:hover .service-card-link {
  color: var(--white);
}

.service-card-link svg {
  width: 14px;
  height: 14px;
  transition: transform var(--transition-fast);
}

.service-card:hover .service-card-link svg {
  transform: translateX(3px);
}

/* ========================================
   MEGA MENU: RESOURCES / LOCATIONS
   ======================================== */
.mega-simple {
  padding: 24px;
  min-width: 320px;
}

.mega-simple .mega-menu-inner {
  min-width: 320px;
}

.mega-simple-grid {
  display: grid;
  gap: 6px;
}

.mega-simple-link {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 16px;
  background: transparent;
  border-radius: var(--radius-sm);
  text-decoration: none;
  color: var(--white);
  transition: all var(--transition-fast);
}

.mega-simple-link:hover {
  background: var(--white-05);
}

.mega-simple-link svg {
  width: 20px;
  height: 20px;
  color: var(--pwl-teal);
  flex-shrink: 0;
}

.mega-simple-link.pink svg {
  color: var(--pwl-pink);
}

.mega-simple-link span {
  font-weight: 600;
  font-size: 0.95rem;
}

.mega-simple-link small {
  display: block;
  font-size: 0.8rem;
  color: var(--white-50);
  font-weight: 500;
  margin-top: 2px;
}

.mega-divider {
  height: 1px;
  background: var(--white-10);
  margin: 12px 0;
}

/* Location cards */
/* Mega menu location cards - scoped to avoid conflicts with homepage */
.mega-menu .location-cards {
  display: grid;
  gap: 12px;
}

.mega-menu .location-card {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 16px;
  padding: 16px;
  background: var(--white-05);
  border: 1px solid var(--white-10);
  border-radius: var(--radius-sm);
  text-decoration: none;
  color: var(--white);
  transition: all var(--transition-fast);
}

.mega-menu .location-card:hover {
  background: var(--white-10);
  border-color: var(--pwl-teal);
  transform: translateX(4px);
}

.mega-menu .location-icon {
  width: 44px;
  height: 44px;
  background: var(--pwl-teal-dim);
  border-radius: var(--radius-xs);
  display: flex;
  align-items: center;
  justify-content: center;
}

.mega-menu .location-icon svg {
  width: 22px;
  height: 22px;
  color: var(--pwl-teal);
}

.mega-menu .location-info h4 {
  font-weight: 700;
  font-size: 0.98rem;
  margin-bottom: 3px;
}

.mega-menu .location-info p {
  font-size: 0.82rem;
  color: var(--white-50);
  line-height: 1.35;
}

.mega-menu .location-arrow {
  width: 32px;
  height: 32px;
  background: var(--white-05);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.mega-menu .location-card:hover .location-arrow {
  background: var(--pwl-teal);
}

.mega-menu .location-arrow svg {
  width: 16px;
  height: 16px;
  color: var(--white-50);
  transition: color var(--transition-fast);
}

.mega-menu .location-card:hover .location-arrow svg {
  color: var(--pwl-navy);
}

/* ========================================
   MOBILE MENU TOGGLE
   ======================================== */
.mobile-toggle {
  display: none;
  padding: 10px;
  background: transparent;
  border: none;
  cursor: pointer;
  color: var(--white);
  z-index: 100002;
}

.mobile-toggle svg {
  width: 26px;
  height: 26px;
}

.mobile-toggle .icon-close {
  display: none;
}

body.menu-open .mobile-toggle .icon-menu {
  display: none;
}

body.menu-open .mobile-toggle .icon-close {
  display: block;
}

/* ========================================
   MOBILE MENU DRAWER
   ======================================== */
.mobile-menu-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-med);
  z-index: 99998;
}

body.menu-open .mobile-menu-overlay {
  opacity: 1;
  visibility: visible;
}

.mobile-menu {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  max-width: 400px;
  background: var(--pwl-navy);
  border-left: 1px solid var(--white-10);
  transform: translateX(100%);
  transition: transform var(--transition-slow);
  z-index: 99999;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

body.menu-open .mobile-menu {
  transform: translateX(0);
}

.mobile-menu-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--white-10);
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  background: var(--pwl-navy);
  z-index: 1;
}

.mobile-menu-header .logo img {
  height: 40px;
}

.mobile-menu-content {
  padding: 20px 0;
}

/* Mobile accordion nav */
.mobile-nav-item {
  border-bottom: 1px solid var(--white-05);
}

.mobile-nav-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 24px;
  background: transparent;
  border: none;
  width: 100%;
  color: var(--white);
  font-family: inherit;
  font-size: 1.05rem;
  font-weight: 600;
  cursor: pointer;
  transition: background var(--transition-fast);
}

.mobile-nav-header:hover {
  background: var(--white-05);
}

.mobile-nav-header svg {
  width: 18px;
  height: 18px;
  color: var(--white-50);
  transition: transform var(--transition-fast);
}

.mobile-nav-item.open .mobile-nav-header svg {
  transform: rotate(180deg);
}

.mobile-nav-dropdown {
  display: none;
  padding: 0 24px 16px;
}

.mobile-nav-item.open .mobile-nav-dropdown {
  display: block;
}

.mobile-nav-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  color: var(--white-70);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  border-radius: var(--radius-xs);
  transition: all var(--transition-fast);
}

.mobile-nav-link:hover {
  background: var(--white-05);
  color: var(--white);
}

.mobile-nav-link svg {
  width: 18px;
  height: 18px;
  color: var(--pwl-teal);
  flex-shrink: 0;
}

.mobile-nav-link.pink svg {
  color: var(--pwl-pink);
}

.mobile-nav-divider {
  height: 1px;
  background: var(--white-10);
  margin: 8px 0;
}

/* Mobile CTA section */
.mobile-menu-cta {
  padding: 24px;
  border-top: 1px solid var(--white-10);
  margin-top: 12px;
}

.mobile-menu-cta .btn-book {
  width: 100%;
  padding: 16px 24px;
  font-size: 1rem;
  margin-bottom: 16px;
}

.mobile-phone-link {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px;
  background: var(--white-05);
  border: 1px solid var(--white-10);
  border-radius: var(--radius-sm);
  color: var(--white);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  margin-bottom: 10px;
}

.mobile-phone-link:last-child {
  margin-bottom: 0;
}

.mobile-phone-link svg {
  width: 18px;
  height: 18px;
  color: var(--pwl-teal);
}

/* Mobile locations quick links */
.mobile-locations {
  padding: 0 0 16px;
}

.mobile-location-card {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px;
  background: var(--white-05);
  border: 1px solid var(--white-10);
  border-radius: var(--radius-sm);
  margin-bottom: 10px;
  text-decoration: none;
  color: var(--white);
  transition: all var(--transition-fast);
}

.mobile-location-card:hover {
  background: var(--white-10);
  border-color: var(--pwl-teal);
}

.mobile-location-card svg {
  width: 20px;
  height: 20px;
  color: var(--pwl-teal);
  flex-shrink: 0;
}

.mobile-location-card div {
  flex: 1;
}

.mobile-location-card strong {
  display: block;
  font-size: 0.92rem;
  margin-bottom: 2px;
}

.mobile-location-card small {
  font-size: 0.8rem;
  color: var(--white-50);
}

/* ========================================
   RESPONSIVE: TABLET
   ======================================== */
@media (max-width: 1100px) {
  .mega-menu.wide .mega-menu-inner {
    min-width: 700px;
  }
  
  .featured-services {
    grid-template-columns: 1fr;
  }
  
  .med-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ========================================
   RESPONSIVE: MOBILE
   ======================================== */
@media (max-width: 900px) {
  .main-nav {
    display: none;
  }
  
  .mobile-toggle {
    display: block;
  }
  
  .header-phone {
    display: none;
  }
  
  .btn-book.desktop-only {
    display: none;
  }

  .header-inner {
    padding: 0 16px;
  }

  .logo img {
    height: 40px;
  }
}

/* ========================================
   SCROLLBAR STYLING
   ======================================== */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--pwl-navy);
}

::-webkit-scrollbar-thumb {
  background: var(--white-20);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--white-30);
}