/* ============================================
   Header & Footer v3.0 - Modern Trendy + Warm Brown
   ============================================ */

/* ============================================
   Site Header - Glassmorphism Navigation
   ============================================ */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-fixed);
  background: rgba(10, 9, 8, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(201, 169, 98, 0.1);
  transition: all var(--transition-base);
}

.site-header.scrolled {
  background: rgba(10, 9, 8, 0.95);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--container-xl);
  margin: 0 auto;
  padding: var(--space-4) var(--space-6);
}

/* Header Brand */
.header-brand {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.site-logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  text-decoration: none;
  color: var(--text-primary);
  transition: all var(--transition-fast);
}

.site-logo:hover {
  transform: scale(1.02);
}

.logo-icon {
  font-size: 1.75rem;
}

.logo-text {
  font-size: 1.25rem;
  font-weight: var(--font-bold);
  letter-spacing: -0.01em;
}

/* Clinic Status Indicator */
.clinic-status {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-1) var(--space-3);
  background: rgba(74, 222, 128, 0.1);
  border: 1px solid rgba(74, 222, 128, 0.2);
  border-radius: var(--radius-full);
  font-size: 0.75rem;
}

.clinic-status.open .status-dot {
  background: var(--color-success);
  box-shadow: 0 0 8px var(--color-success);
}

.clinic-status.closed .status-dot {
  background: var(--color-error);
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.status-text {
  color: var(--color-success);
  font-weight: var(--font-semibold);
}

.status-time {
  color: var(--text-muted);
}

/* Main Navigation */
.main-nav {
  display: none !important;
  flex: 1;
  justify-content: center;
}

@media (min-width: 992px) {
  .main-nav {
    display: flex !important;
    position: static !important;
    visibility: visible !important;
    opacity: 1 !important;
    transform: none !important;
    pointer-events: auto !important;
    background: transparent !important;
    padding: 0 !important;
  }
}

.main-nav > ul {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  list-style: none;
}

.nav-item {
  position: relative;
}

.nav-item > a {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-2) var(--space-4);
  color: var(--text-secondary);
  text-decoration: none;
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  border-radius: var(--radius-lg);
  transition: all var(--transition-fast);
}

.nav-item > a:hover,
.nav-item.active > a {
  color: var(--text-primary);
  background: rgba(201, 169, 98, 0.1);
}

/* Mega Dropdown */
.mega-dropdown {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(10px);
  min-width: 600px;
  background: rgba(26, 21, 18, 0.98);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(201, 169, 98, 0.15);
  border-radius: var(--radius-2xl);
  padding: var(--space-6);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
  z-index: var(--z-dropdown);
}

.nav-item.has-dropdown:hover .mega-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.mega-dropdown-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.mega-dropdown-section h4 {
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  color: var(--brand-gold);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-3);
  padding-bottom: var(--space-2);
  border-bottom: 1px solid rgba(201, 169, 98, 0.2);
}

.mega-dropdown-section ul {
  list-style: none;
}

.mega-dropdown-section li {
  margin-bottom: var(--space-1);
}

.mega-dropdown-section a {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  color: var(--text-secondary);
  text-decoration: none;
  font-size: var(--text-sm);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.mega-dropdown-section a:hover {
  color: var(--text-primary);
  background: rgba(201, 169, 98, 0.1);
}

.mega-dropdown-section a .badge {
  font-size: 0.65rem;
  padding: 2px 6px;
  background: rgba(201, 169, 98, 0.2);
  color: var(--brand-gold);
  border-radius: var(--radius-sm);
}

.mega-dropdown-section a .badge-hot {
  background: var(--gradient-primary);
  color: white;
}

/* Simple Dropdown */
.simple-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 200px;
  background: rgba(26, 21, 18, 0.98);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(201, 169, 98, 0.15);
  border-radius: var(--radius-xl);
  padding: var(--space-2);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.4);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all var(--transition-base);
  list-style: none;
  z-index: var(--z-dropdown);
}

.nav-item.has-dropdown:hover .simple-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.simple-dropdown li a {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  color: var(--text-secondary);
  text-decoration: none;
  font-size: var(--text-sm);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.simple-dropdown li a:hover {
  color: var(--text-primary);
  background: rgba(201, 169, 98, 0.1);
}

/* Header Actions */
.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.header-phone {
  display: none;
  align-items: center;
  gap: var(--space-2);
  color: var(--text-secondary);
  text-decoration: none;
  font-size: var(--text-sm);
  transition: all var(--transition-fast);
}

@media (min-width: 992px) {
  .header-phone {
    display: flex;
  }
}

.header-phone:hover {
  color: var(--brand-gold);
}

/* Auth Buttons */
.auth-buttons {
  display: none;
  align-items: center;
  gap: var(--space-1);
}

@media (min-width: 992px) {
  .auth-buttons {
    display: flex;
  }
}

.btn-auth {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  text-decoration: none;
  color: var(--brand-gold);
  background: transparent;
  border: none;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-auth:hover {
  color: var(--brand-light);
}

.btn-login::after {
  content: '';
  display: inline-block;
  width: 1px;
  height: 12px;
  background: rgba(201, 169, 98, 0.3);
  margin-left: var(--space-3);
}

/* Reserve Button */
.btn-reserve {
  display: none;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-5);
  background: var(--gradient-primary);
  color: white;
  text-decoration: none;
  font-weight: var(--font-semibold);
  font-size: var(--text-sm);
  border-radius: var(--radius-full);
  box-shadow: 0 4px 15px rgba(139, 90, 43, 0.3);
  transition: all var(--transition-fast);
}

@media (min-width: 992px) {
  .btn-reserve {
    display: flex;
  }
}

.btn-reserve:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(139, 90, 43, 0.4);
}

/* Mobile Menu Button */
.mobile-menu-btn {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-2);
  background: none;
  border: none;
  cursor: pointer;
}

@media (min-width: 992px) {
  .mobile-menu-btn {
    display: none;
  }
}

.mobile-menu-btn span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all var(--transition-fast);
}

/* ============================================
   Footer - Modern Elegant
   ============================================ */
.footer {
  background: linear-gradient(180deg,
    var(--surface-elevated) 0%,
    var(--surface-base) 100%
  );
  padding-top: var(--space-16);
  border-top: 1px solid rgba(201, 169, 98, 0.1);
}

.footer-top {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--space-16);
  padding-bottom: var(--space-12);
  border-bottom: 1px solid rgba(201, 169, 98, 0.1);
}

/* Footer Brand */
.footer-brand {
  max-width: 300px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: var(--text-primary);
  margin-bottom: var(--space-4);
}

.footer-logo .logo-icon {
  font-size: 2rem;
}

.footer-logo .logo-text {
  font-size: 1.5rem;
  font-weight: var(--font-bold);
}

.footer-slogan {
  font-size: var(--text-sm);
  color: var(--brand-gold);
  font-style: italic;
}

/* Footer Links */
.footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}

.footer-col h4 {
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  color: var(--brand-gold);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-4);
}

.footer-col ul {
  list-style: none;
}

.footer-col li {
  margin-bottom: var(--space-2);
}

.footer-col a {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  text-decoration: none;
  transition: all var(--transition-fast);
}

.footer-col a:hover {
  color: var(--brand-gold);
}

/* Footer Info */
.footer-info {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding: var(--space-10) 0;
  border-bottom: 1px solid rgba(201, 169, 98, 0.1);
}

.footer-contact {
  font-size: var(--text-sm);
  color: var(--text-secondary);
}

.footer-contact p {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-2);
}

.footer-contact i {
  color: var(--brand-gold);
  width: 16px;
}

.footer-hours {
  margin-top: var(--space-4);
  padding: var(--space-4);
  background: rgba(201, 169, 98, 0.05);
  border-radius: var(--radius-lg);
}

.footer-hours p {
  margin-bottom: var(--space-1);
}

.footer-hours strong {
  color: var(--brand-gold);
}

/* Footer Social */
.footer-social {
  display: flex;
  gap: var(--space-3);
}

.footer-social a {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(201, 169, 98, 0.1);
  border: 1px solid rgba(201, 169, 98, 0.2);
  border-radius: var(--radius-lg);
  color: var(--brand-gold);
  font-size: 1.25rem;
  transition: all var(--transition-fast);
}

.footer-social a:hover {
  background: var(--gradient-primary);
  border-color: transparent;
  color: white;
  transform: translateY(-3px);
}

/* Footer Legal */
.footer-legal {
  padding: var(--space-6) 0;
  text-align: center;
}

.legal-links {
  display: flex;
  justify-content: center;
  gap: var(--space-4);
  margin-bottom: var(--space-4);
  flex-wrap: wrap;
}

.legal-links a {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  text-decoration: none;
  transition: all var(--transition-fast);
}

.legal-links a:hover {
  color: var(--brand-gold);
}

.legal-links span {
  color: rgba(201, 169, 98, 0.3);
}

.legal-notice {
  font-size: var(--text-xs);
  color: var(--text-muted);
  max-width: 800px;
  margin: 0 auto var(--space-4);
  line-height: var(--leading-relaxed);
}

.copyright {
  font-size: var(--text-xs);
  color: var(--text-muted);
}

/* Footer Responsive */
@media (max-width: 1024px) {
  .footer-top {
    grid-template-columns: 1fr;
    gap: var(--space-10);
  }
  
  .footer-brand {
    max-width: none;
    text-align: center;
  }
  
  .footer-links {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 768px) {
  .footer-links {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6);
  }
  
  .footer-info {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: var(--space-8);
  }
  
  .footer-contact p {
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .footer-links {
    grid-template-columns: 1fr;
    text-align: center;
  }
}

/* ============================================
   Floating CTA Buttons
   ============================================ */
.floating-cta {
  position: fixed;
  right: var(--space-6);
  bottom: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  z-index: var(--z-fixed);
}

.floating-btn {
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  text-decoration: none;
  font-size: 1.25rem;
  transition: all var(--transition-base);
  position: relative;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.floating-btn.top {
  background: rgba(45, 36, 32, 0.9);
  border: 1px solid rgba(201, 169, 98, 0.3);
  color: var(--brand-gold);
}

.floating-btn.kakao {
  background: #FEE500;
  color: #191919;
}

.floating-btn.phone {
  background: var(--gradient-primary);
  color: white;
}

.floating-btn:hover {
  transform: translateY(-4px) scale(1.05);
}

.floating-btn .tooltip {
  position: absolute;
  right: calc(100% + 12px);
  top: 50%;
  transform: translateY(-50%);
  padding: var(--space-2) var(--space-3);
  background: rgba(26, 21, 18, 0.95);
  border: 1px solid rgba(201, 169, 98, 0.2);
  border-radius: var(--radius-md);
  font-size: var(--text-xs);
  color: var(--text-secondary);
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-fast);
}

.floating-btn:hover .tooltip {
  opacity: 1;
  visibility: visible;
}

.desktop-only {
  display: flex;
}

@media (max-width: 991px) {
  .desktop-only {
    display: none;
  }
}

/* ============================================
   Mobile Bottom CTA Bar
   ============================================ */
.mobile-bottom-cta {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(26, 21, 18, 0.98);
  backdrop-filter: blur(20px);
  border-top: 1px solid rgba(201, 169, 98, 0.2);
  padding: var(--space-2) var(--space-4);
  padding-bottom: calc(var(--space-2) + env(safe-area-inset-bottom));
  z-index: var(--z-fixed);
}

@media (max-width: 991px) {
  .mobile-bottom-cta {
    display: flex;
    justify-content: space-around;
  }
}

.mobile-cta-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-2);
  text-decoration: none;
  font-size: 0.7rem;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.mobile-cta-btn i {
  font-size: 1.25rem;
}

.mobile-cta-btn:hover,
.mobile-cta-btn:active {
  color: var(--brand-gold);
}

.mobile-cta-btn.primary {
  color: var(--brand-gold);
}

.mobile-cta-btn.primary i {
  color: var(--brand-gold);
}

/* ============================================
   Mobile Navigation
   ============================================ */
.mobile-nav {
  position: fixed;
  top: 0;
  right: -100%;
  width: 100%;
  max-width: 360px;
  height: 100vh;
  background: rgba(26, 21, 18, 0.98);
  backdrop-filter: blur(20px);
  z-index: var(--z-modal);
  transition: right var(--transition-slow), visibility 0s linear 0.3s;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  visibility: hidden;
  opacity: 0;
}

.mobile-nav.active {
  right: 0;
  visibility: visible;
  opacity: 1;
  transition: right var(--transition-slow), visibility 0s linear 0s;
}

.mobile-nav-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-5) var(--space-6);
  border-bottom: 1px solid rgba(201, 169, 98, 0.1);
}

.mobile-nav-header .logo-icon {
  font-size: 1.5rem;
}

.mobile-nav-close {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(201, 169, 98, 0.1);
  border: none;
  border-radius: var(--radius-lg);
  color: var(--text-secondary);
  font-size: 1.25rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.mobile-nav-close:hover {
  background: rgba(201, 169, 98, 0.2);
  color: var(--brand-gold);
}

.mobile-nav-menu {
  flex: 1;
  padding: var(--space-4);
  list-style: none;
}

.mobile-nav-menu > li {
  margin-bottom: var(--space-1);
}

.mobile-nav-menu > li > a {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4);
  color: var(--text-secondary);
  text-decoration: none;
  font-size: var(--text-base);
  border-radius: var(--radius-lg);
  transition: all var(--transition-fast);
}

.mobile-nav-menu > li > a:hover,
.mobile-nav-menu > li > a.active {
  color: var(--text-primary);
  background: rgba(201, 169, 98, 0.1);
}

.mobile-nav-menu > li > a.highlight {
  color: var(--brand-gold);
}

.mobile-nav-menu > li > a i {
  width: 20px;
  text-align: center;
}

/* Mobile Submenu */
.mobile-nav-submenu-toggle {
  justify-content: space-between !important;
}

.mobile-nav-submenu-toggle .toggle-icon {
  transition: transform var(--transition-fast);
}

.mobile-nav-item.active .toggle-icon {
  transform: rotate(180deg);
}

.mobile-nav-submenu {
  display: none;
  list-style: none;
  padding-left: var(--space-8);
  margin-top: var(--space-2);
}

.mobile-nav-item.active .mobile-nav-submenu {
  display: block;
}

.mobile-nav-submenu li a {
  display: block;
  padding: var(--space-3) var(--space-4);
  color: var(--text-muted);
  text-decoration: none;
  font-size: var(--text-sm);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.mobile-nav-submenu li a:hover {
  color: var(--text-primary);
  background: rgba(201, 169, 98, 0.05);
}

.submenu-divider {
  padding: var(--space-3) var(--space-4) var(--space-1);
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  color: var(--brand-gold);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Mobile Auth Buttons */
.mobile-auth-buttons {
  display: flex;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-6);
  border-top: 1px solid rgba(201, 169, 98, 0.1);
}

.mobile-auth-buttons .btn-auth {
  flex: 1;
  justify-content: center;
  padding: var(--space-3);
  background: rgba(201, 169, 98, 0.1);
  border-radius: var(--radius-lg);
}

.mobile-auth-buttons .btn-login::after {
  display: none;
}

/* Mobile Nav Footer */
.mobile-nav-footer {
  padding: var(--space-4) var(--space-6);
  border-top: 1px solid rgba(201, 169, 98, 0.1);
}

.mobile-nav-hours {
  font-size: var(--text-sm);
  color: var(--text-muted);
  text-align: center;
  margin-bottom: var(--space-4);
}

.mobile-nav-quick-btns {
  display: flex;
  gap: var(--space-3);
}

.mobile-nav-quick-btns .btn {
  flex: 1;
  justify-content: center;
}

/* Mobile Nav Overlay */
.mobile-nav-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  z-index: calc(var(--z-modal) - 1);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
}

.mobile-nav-overlay.active {
  opacity: 1;
  visibility: visible;
}

/* Nav Highlight */
.nav-highlight {
  color: var(--brand-gold) !important;
  font-weight: var(--font-semibold) !important;
}