/* ==========================================================================
   반응형 CSS - 장례복지 애플리케이션
   ========================================================================== */

/* 반응형 브레이크포인트 */
/* 
  모바일 우선 접근법 사용
  - 기본: 320px ~ 767px (모바일)
  - 태블릿: 768px ~ 1023px
  - 데스크톱: 1024px ~ 1439px
  - 대형 화면: 1440px 이상
*/

/* ==========================================================================
   그리드 시스템
   ========================================================================== */

/* 기본 그리드 (모바일) */
.grid {
  display: grid;
  gap: var(--spacing-md);
  grid-template-columns: 1fr;
}

.grid-2 {
  grid-template-columns: repeat(2, 1fr);
}

.grid-3 {
  grid-template-columns: repeat(3, 1fr);
}

.grid-4 {
  grid-template-columns: repeat(4, 1fr);
}

.grid-6 {
  grid-template-columns: repeat(6, 1fr);
}

.grid-12 {
  grid-template-columns: repeat(12, 1fr);
}

/* 태블릿 (768px 이상) */
@media (min-width: 768px) {
  .grid-tablet-2 {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .grid-tablet-3 {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .grid-tablet-4 {
    grid-template-columns: repeat(4, 1fr);
  }
  
  .grid-tablet-6 {
    grid-template-columns: repeat(6, 1fr);
  }
  
  .grid-tablet-12 {
    grid-template-columns: repeat(12, 1fr);
  }
}

/* 데스크톱 (1024px 이상) */
@media (min-width: 1024px) {
  .grid-desktop-2 {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .grid-desktop-3 {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .grid-desktop-4 {
    grid-template-columns: repeat(4, 1fr);
  }
  
  .grid-desktop-6 {
    grid-template-columns: repeat(6, 1fr);
  }
  
  .grid-desktop-12 {
    grid-template-columns: repeat(12, 1fr);
  }
}

/* 대형 화면 (1440px 이상) */
@media (min-width: 1440px) {
  .grid-large-2 {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .grid-large-3 {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .grid-large-4 {
    grid-template-columns: repeat(4, 1fr);
  }
  
  .grid-large-6 {
    grid-template-columns: repeat(6, 1fr);
  }
  
  .grid-large-12 {
    grid-template-columns: repeat(12, 1fr);
  }
}

/* ==========================================================================
   헤더 반응형
   ========================================================================== */

.header {
  position: relative;
  background-color: var(--white) !important;
  border-bottom: 1px solid var(--gray-200);
  box-shadow: var(--shadow-sm);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
  padding: 0 var(--spacing-md);
}

.header-logo {
  display: flex;
  align-items: center;
  height: 100%;
}

.logo-link {
  display: flex;
  align-items: center;
  text-decoration: none;
  color: var(--primary-color);
  gap: 0;
  height: 100%;
}

.logo-image {
  width: 200px;
  height: 200px;
  margin: 0;
  object-fit: contain;
  display: block;
}



.header-utility {
  display: none;
}

.mobile-menu-toggle {
  display: flex;
  flex-direction: column;
  justify-content: space-around;
  width: 30px;
  height: 30px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
}

.hamburger-line {
  width: 100%;
  height: 3px;
  background-color: var(--primary-color);
  border-radius: 2px;
  transition: var(--transition-fast);
}

/* 태블릿 이상 */
@media (min-width: 768px) {
  .header-container {
    height: 84px;
    padding: 0 var(--spacing-lg);
  }
  
  .logo-image {
    width: 240px;
    height: 240px;
    margin: 0;
    object-fit: contain;
    display: block;
  }
  

  
  .header-utility {
    display: block;
  }
  
  .utility-menu {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: var(--spacing-md);
  }
  
  .utility-item {
    display: flex;
    align-items: center;
  }
  
  .utility-link {
    color: var(--gray-700);
    text-decoration: none;
    font-size: var(--font-size-sm);
    transition: color var(--transition-fast);
  }
  
  .utility-link:hover {
    color: var(--primary-color);
  }
  
  .welcome-text {
    font-size: var(--font-size-sm);
    color: var(--gray-600);
    margin-right: var(--spacing-sm);
  }
  
  .mobile-menu-toggle {
  display: block;
}
}

/* 데스크톱 이상 */
@media (min-width: 1024px) {
  .logo-image {
    width: 240px;
    height: 240px;
    margin: 0;
    display: block;
  }
  

}

/* 대형 화면 */
@media (min-width: 1440px) {
  .logo-image {
    width: 240px;
    height: 240px;
    margin: 0;
    display: block;
  }
}

/* ==========================================================================
   네비게이션 반응형
   ========================================================================== */

.main-navigation {
  background-color: var(--primary-color) !important;
  color: var(--white) !important;
  position: sticky !important;
  top: 0 !important;
  z-index: 9999 !important;
  box-shadow: var(--shadow-sm) !important;
  transition: all var(--transition-normal) !important;
  display: none !important;
  width: 100% !important;
  min-height: 60px !important;
}

.main-navigation.sticky {
  position: sticky;
  top: 0;
  left: 0;
  right: 0;
  box-shadow: var(--shadow-md);
}

/* 네비게이션 로딩 상태 */
.main-navigation.loading {
  opacity: 0.8;
  pointer-events: none;
}

.main-navigation.loading .nav-link {
  cursor: wait;
}

.main-navigation.loading::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--secondary-color), transparent);
  animation: loading-bar 1.5s infinite;
}

@keyframes loading-bar {
  0% {
    transform: translateX(-100%);
  }
  100% {
    transform: translateX(100%);
  }
}

/* 다크 모드 네비게이션 */
@media (prefers-color-scheme: dark) {
  .main-navigation {
    background-color: var(--primary-dark);
  }
  
  .nav-link:hover,
  .nav-link.active {
    background-color: var(--primary-color);
  }
  
  .nav-link::before {
    background-color: var(--secondary-light);
  }
}

/* 고대비 모드 네비게이션 */
@media (prefers-contrast: high) {
  .main-navigation {
    border-bottom: 2px solid var(--black);
  }
  
  .nav-link {
    border: 1px solid transparent;
  }
  
  .nav-link:hover,
  .nav-link.active {
    border-color: var(--black);
    background-color: var(--white);
    color: var(--black);
  }
  
  .nav-link::before {
    background-color: var(--black);
    height: 3px;
  }
}

/* 네비게이션 애니메이션 */
@keyframes navSlideIn {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.nav-item {
  animation: navSlideIn 0.3s ease-out;
}

.nav-item:nth-child(1) { animation-delay: 0.1s; }
.nav-item:nth-child(2) { animation-delay: 0.2s; }
.nav-item:nth-child(3) { animation-delay: 0.3s; }
.nav-item:nth-child(4) { animation-delay: 0.4s; }
.nav-item:nth-child(5) { animation-delay: 0.5s; }
.nav-item:nth-child(6) { animation-delay: 0.6s; }

/* 성능 최적화 */
.nav-link {
  will-change: transform, background-color;
  contain: layout style paint;
}

.nav-icon {
  will-change: transform;
  contain: layout style paint;
}

.nav-item {
  contain: layout style;
}

/* 네비게이션 최적화 */
.main-navigation {
  contain: layout style paint;
}

.nav-menu {
  contain: layout style;
}

/* 애니메이션 비활성화 (사용자 설정) */
@media (prefers-reduced-motion: reduce) {
  .nav-item {
    animation: none;
  }
  
  .nav-link,
  .nav-icon {
    transition: none;
  }
  
  .nav-link::before {
    transition: none;
  }
  
  .main-navigation.loading::after {
    animation: none;
  }
}

/* 네비게이션 반응형 개선 */
@media (max-width: 480px) {
  .nav-text {
    font-size: var(--font-size-xs);
  }
  
  .nav-icon {
    width: 16px;
    height: 16px;
  }
  
  .nav-link {
    padding: var(--spacing-sm);
  }
}

/* 네비게이션 접근성 개선 */
.nav-link:focus-visible {
  outline: 2px solid var(--secondary-color);
  outline-offset: 2px;
  border-radius: var(--border-radius);
}

.nav-link[aria-current="page"] {
  background-color: var(--primary-light);
  font-weight: var(--font-weight-semibold);
}

.nav-link[aria-current="page"]::before {
  width: 100%;
  background-color: var(--secondary-color);
}

/* 네비게이션 로드 완료 상태 */
.main-navigation[data-loaded="true"] {
  opacity: 1;
  transition: opacity var(--transition-normal);
}

.main-navigation:not([data-loaded="true"]) {
  opacity: 0.8;
}

.nav-container {
  position: relative;
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 var(--container-padding-mobile);
}

.nav-menu {
  display: none !important;
  flex-direction: column;
  list-style: none !important;
  margin: 0 !important;
  padding: 0 !important;
  width: 100% !important;
}

.nav-item {
  border-bottom: 1px solid var(--primary-light) !important;
  position: relative !important;
  display: block !important;
  width: 100% !important;
}

.nav-item.active {
  background-color: var(--primary-light) !important;
}

.nav-link {
  display: flex !important;
  align-items: center !important;
  padding: var(--spacing-md) !important;
  color: var(--white) !important;
  text-decoration: none !important;
  transition: all var(--transition-fast) !important;
  font-weight: var(--font-weight-medium) !important;
  position: relative !important;
  overflow: hidden !important;
  width: 100% !important;
  min-height: 50px !important;
}

.nav-link::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background-color: var(--secondary-color);
  transition: all var(--transition-fast);
  transform: translateX(-50%);
}

.nav-link:hover::before,
.nav-link.active::before {
  width: 100%;
}

.nav-link:hover,
.nav-link.active {
  background-color: var(--primary-light);
  color: var(--white);
  text-decoration: none;
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}

.nav-link:hover .nav-icon,
.nav-link.active .nav-icon {
  transform: scale(1.1);
}

.nav-link:focus {
  outline: 2px solid var(--secondary-color);
  outline-offset: 2px;
}

.nav-icon {
  width: 20px;
  height: 20px;
  margin-right: var(--spacing-sm);
  background-color: currentColor;
  mask-size: contain;
  mask-repeat: no-repeat;
  mask-position: center;
  /* 기본 아이콘 스타일 */
  position: relative;
  flex-shrink: 0;
  transition: transform var(--transition-fast);
}

/* 아이콘별 마스크 이미지 설정 */
.nav-icon.home-icon {
  mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M10 20v-6h4v6h5v-8h3L12 3 2 12h3v8z'/%3E%3C/svg%3E");
}

.nav-icon.about-icon {
  mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M12 2C6.48 2 2 6.48 2 12s4.48 10 10 10 10-4.48 10-10S17.52 2 12 2zm-2 15l-5-5 1.41-1.41L10 14.17l7.59-7.59L19 8l-9 9z'/%3E%3C/svg%3E");
}

.nav-icon.guide-icon {
  mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M12 2l3.09 6.26L22 9.27l-5 4.87 1.18 6.88L12 17.77l-6.18 3.25L7 14.14 2 9.27l6.91-1.01L12 2z'/%3E%3C/svg%3E");
}

.nav-icon.branches-icon {
  mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M12 2C8.13 2 5 5.13 5 9c0 5.25 7 13 7 13s7-7.75 7-13c0-3.87-3.13-7-7-7zm0 9.5c-1.38 0-2.5-1.12-2.5-2.5s1.12-2.5 2.5-2.5 2.5 1.12 2.5 2.5-1.12 2.5-2.5 2.5z'/%3E%3C/svg%3E");
}

.nav-icon.services-icon {
  mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M19 3H5c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h14c1.1 0 2-.9 2-2V5c0-1.1-.9-2-2-2zm-5 14H7v-2h7v2zm3-4H7v-2h10v2zm0-4H7V7h10v2z'/%3E%3C/svg%3E");
}

.nav-icon.board-icon {
  mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M20 2H4c-1.1 0-1.99.9-1.99 2L2 22l4-4h14c1.1 0 2-.9 2-2V4c0-1.1-.9-2-2-2zm-2 12H6v-2h12v2zm0-3H6V9h12v2zm0-3H6V6h12v2z'/%3E%3C/svg%3E");
}

.nav-icon.dashboard-icon {
  mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M3 13h8V3H3v10zm0 8h8v-6H3v6zm10 0h8V11h-8v10zm0-18v6h8V3h-8z'/%3E%3C/svg%3E");
}

.nav-icon.orders-icon {
  mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M19 3H5c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h14c1.1 0 2-.9 2-2V5c0-1.1-.9-2-2-2zm-5 14H7v-2h7v2zm3-4H7v-2h10v2zm0-4H7V7h10v2z'/%3E%3C/svg%3E");
}

.nav-icon.customers-icon {
  mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M16 4c0-1.11.89-2 2-2s2 .89 2 2-.89 2-2 2-2-.89-2-2zm4 18v-6h2.5l-2.54-7.63A1.5 1.5 0 0 0 18.54 8H17c-.8 0-1.54.37-2.01 1l-1.99 2.5V20h-2v-6h-2v6H4v-8.5c0-.63-.37-1.2-.99-1.45L2 9.5V7h2v1.5l1 1V20h2v-8.5c0-.63.37-1.2.99-1.45L8 9.5V7h2v1.5l1 1V20h2v-8.5c0-.63.37-1.2.99-1.45L12 9.5V7h2v1.5l1 1V20h2v-8.5c0-.63.37-1.2.99-1.45L16 9.5V7h2v1.5l1 1V20h2z'/%3E%3C/svg%3E");
}

.nav-icon.admin-icon {
  mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M12 1L3 5v6c0 5.55 3.84 10.74 9 12 5.16-1.26 9-6.45 9-12V5l-9-4zm0 10.99h7c-.53 4.12-3.28 7.79-7 8.94V12H5V6.3l7-3.11v8.8z'/%3E%3C/svg%3E");
}

.nav-text {
  font-weight: var(--font-weight-medium) !important;
  font-size: var(--font-size-sm) !important;
  letter-spacing: 0.025em !important;
  white-space: nowrap !important;
  color: var(--white) !important;
  display: block !important;
}

/* 관리자 서브메뉴 스타일 */
.admin-menu {
  position: relative;
}

.admin-submenu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  background-color: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-lg);
  min-width: 200px;
  z-index: var(--z-dropdown);
  list-style: none;
  margin: 0;
  padding: var(--spacing-xs) 0;
}

.admin-menu:hover .admin-submenu {
  display: block;
}

.admin-submenu-item {
  margin: 0;
}

.admin-submenu-link {
  display: block;
  padding: var(--spacing-sm) var(--spacing-md);
  color: var(--gray-700);
  text-decoration: none;
  font-size: var(--font-size-sm);
  transition: background-color var(--transition-fast);
}

.admin-submenu-link:hover {
  background-color: var(--gray-100);
  color: var(--primary-color);
  text-decoration: none;
}

/* 모바일 메뉴 */
.mobile-menu {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background-color: var(--primary-color);
  z-index: 10000;
  transform: translateX(-100%);
  transition: all var(--transition-normal);
  overflow-y: auto;
  display: flex !important;
  flex-direction: column;
  visibility: hidden;
  opacity: 0;
  pointer-events: none;
}

.mobile-menu.active {
  transform: translateX(0) !important;
  visibility: visible !important;
  opacity: 1 !important;
  pointer-events: auto !important;
  display: flex !important;
}

.mobile-menu-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-md);
  background-color: var(--primary-color);
  color: var(--white);
}

.mobile-menu-title {
  margin: 0;
  font-size: var(--font-size-lg);
}

.mobile-menu-close {
  background: none;
  border: none;
  color: var(--white);
  font-size: var(--font-size-xl);
  cursor: pointer;
  padding: var(--spacing-xs);
}

.mobile-nav-menu {
  list-style: none;
  margin: 0;
  padding: 0;
}

.mobile-nav-item {
  border-bottom: 1px solid var(--primary-light);
}

.mobile-nav-link {
  display: flex;
  align-items: center;
  padding: var(--spacing-md);
  color: var(--white);
  text-decoration: none;
  transition: background-color var(--transition-fast);
}

.mobile-nav-link:hover,
.mobile-nav-link.active {
  background-color: var(--primary-light);
  color: var(--white);
  text-decoration: none;
}

.mobile-nav-icon {
  width: 20px;
  height: 20px;
  margin-right: var(--spacing-sm);
  background-color: currentColor;
  mask-size: contain;
  mask-repeat: no-repeat;
  mask-position: center;
  /* 모바일 아이콘도 동일한 마스크 사용 */
}

.mobile-nav-icon.home-icon { mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M10 20v-6h4v6h5v-8h3L12 3 2 12h3v8z'/%3E%3C/svg%3E"); }
.mobile-nav-icon.about-icon { mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M12 2C6.48 2 2 6.48 2 12s4.48 10 10 10 10-4.48 10-10S17.52 2 12 2zm-2 15l-5-5 1.41-1.41L10 14.17l7.59-7.59L19 8l-9 9z'/%3E%3C/svg%3E"); }
.mobile-nav-icon.guide-icon { mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M12 2l3.09 6.26L22 9.27l-5 4.87 1.18 6.88L12 17.77l-6.18 3.25L7 14.14 2 9.27l6.91-1.01L12 2z'/%3E%3C/svg%3E"); }
.mobile-nav-icon.branches-icon { mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M12 2C8.13 2 5 5.13 5 9c0 5.25 7 13 7 13s7-7.75 7-13c0-3.87-3.13-7-7-7zm0 9.5c-1.38 0-2.5-1.12-2.5-2.5s1.12-2.5 2.5-2.5 2.5 1.12 2.5 2.5-1.12 2.5-2.5 2.5z'/%3E%3C/svg%3E"); }
.mobile-nav-icon.services-icon { mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M19 3H5c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h14c1.1 0 2-.9 2-2V5c0-1.1-.9-2-2-2zm-5 14H7v-2h7v2zm3-4H7v-2h10v2zm0-4H7V7h10v2z'/%3E%3C/svg%3E"); }
.mobile-nav-icon.board-icon { mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M20 2H4c-1.1 0-1.99.9-1.99 2L2 22l4-4h14c1.1 0 2-.9 2-2V4c0-1.1-.9-2-2-2zm-2 12H6v-2h12v2zm0-3H6V9h12v2zm0-3H6V6h12v2z'/%3E%3C/svg%3E"); }
.mobile-nav-icon.dashboard-icon { mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M3 13h8V3H3v10zm0 8h8v-6H3v6zm10 0h8V11h-8v10zm0-18v6h8V3h-8z'/%3E%3C/svg%3E"); }
.mobile-nav-icon.orders-icon { mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M19 3H5c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h14c1.1 0 2-.9 2-2V5c0-1.1-.9-2-2-2zm-5 14H7v-2h7v2zm3-4H7v-2h10v2zm0-4H7V7h10v2z'/%3E%3C/svg%3E"); }
.mobile-nav-icon.customers-icon { mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M16 4c0-1.11.89-2 2-2s2 .89 2 2-.89 2-2 2-2-.89-2-2zm4 18v-6h2.5l-2.54-7.63A1.5 1.5 0 0 0 18.54 8H17c-.8 0-1.54.37-2.01 1l-1.99 2.5V20h-2v-6h-2v6H4v-8.5c0-.63-.37-1.2-.99-1.45L2 9.5V7h2v1.5l1 1V20h2v-8.5c0-.63.37-1.2.99-1.45L8 9.5V7h2v1.5l1 1V20h2v-8.5c0-.63.37-1.2.99-1.45L12 9.5V7h2v1.5l1 1V20h2v-8.5c0-.63.37-1.2.99-1.45L16 9.5V7h2v1.5l1 1V20h2z'/%3E%3C/svg%3E"); }
.mobile-nav-icon.admin-icon { mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M12 1L3 5v6c0 5.55 3.84 10.74 9 12 5.16-1.26 9-6.45 9-12V5l-9-4zm0 10.99h7c-.53 4.12-3.28 7.79-7 8.94V12H5V6.3l7-3.11v8.8z'/%3E%3C/svg%3E"); }
.mobile-nav-icon.users-icon { mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M16 4c0-1.11.89-2 2-2s2 .89 2 2-.89 2-2 2-2-.89-2-2zm4 18v-6h2.5l-2.54-7.63A1.5 1.5 0 0 0 18.54 8H17c-.8 0-1.54.37-2.01 1l-1.99 2.5V20h-2v-6h-2v6H4v-8.5c0-.63-.37-1.2-.99-1.45L2 9.5V7h2v1.5l1 1V20h2v-8.5c0-.63.37-1.2.99-1.45L8 9.5V7h2v1.5l1 1V20h2v-8.5c0-.63.37-1.2.99-1.45L12 9.5V7h2v1.5l1 1V20h2v-8.5c0-.63.37-1.2.99-1.45L16 9.5V7h2v1.5l1 1V20h2z'/%3E%3C/svg%3E"); }
.mobile-nav-icon.analytics-icon { mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M3 13h8V3H3v10zm0 8h8v-6H3v6zm10 0h8V11h-8v10zm0-18v6h8V3h-8z'/%3E%3C/svg%3E"); }

.mobile-nav-text {
  font-weight: var(--font-weight-medium);
}

.mobile-utility {
  padding: var(--spacing-md);
  border-top: 1px solid var(--primary-light);
}

.mobile-user-info {
  margin-bottom: var(--spacing-md);
}

.mobile-welcome {
  font-size: var(--font-size-sm);
  color: var(--gray-600);
}

.mobile-utility-menu {
  list-style: none;
  margin: 0;
  padding: 0;
}

.mobile-utility-item {
  margin-bottom: var(--spacing-sm);
}

.mobile-utility-link {
  display: block;
  padding: var(--spacing-sm) 0;
  color: var(--white);
  text-decoration: none;
  font-size: var(--font-size-sm);
  transition: color var(--transition-fast);
}

.mobile-utility-link:hover {
  color: var(--secondary-color);
}

/* 태블릿 이상 */
@media (min-width: 768px) {
  .main-navigation {
    display: block !important;
  }

  .nav-container {
    padding: 0 var(--container-padding-tablet);
  }
  
  .nav-menu {
    display: flex !important;
    align-items: center;
    justify-content: center;
    height: var(--nav-height);
    flex-direction: row !important;
  }
  
  .nav-item {
    border-bottom: none;
    position: relative;
    border-radius: var(--border-radius);
    margin: 0 var(--spacing-xs);
  }
  
  .nav-link {
    padding: 0 var(--spacing-lg);
    height: 100%;
    display: flex;
    align-items: center;
    white-space: nowrap;
  }
  
  .nav-icon {
    width: 18px;
    height: 18px;
    margin-right: var(--spacing-xs);
  }
  
  /* 데스크톱에서 관리자 서브메뉴 위치 조정 */
  .admin-submenu {
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    min-width: 220px;
  }
  
  .mobile-menu-toggle {
    display: none;
  }
  
  .mobile-menu {
    display: none;
  }
}

/* 데스크톱 이상 */
@media (min-width: 1024px) {
  .nav-container {
    padding: 0 var(--container-padding-desktop);
  }
  
  .nav-menu {
    gap: var(--spacing-sm);
    flex-direction: row !important;
  }
  
  .nav-link {
    padding: 0 var(--spacing-lg);
    font-size: var(--font-size-base);
  }
  
  .nav-text {
    font-size: var(--font-size-base);
  }
}

/* ==========================================================================
   메인 콘텐츠 반응형
   ========================================================================== */

.main-content {
  min-height: calc(100vh - var(--header-height-mobile) - var(--nav-height-mobile) - 100px);
  padding: var(--spacing-md) 0;
  margin-top: 0;
}

/* 태블릿 이상 */
@media (min-width: 768px) {
  .main-content {
    min-height: calc(100vh - var(--header-height) - var(--nav-height) - 100px);
    padding: var(--spacing-lg) 0;
    margin-top: 0;
  }
}



/* ==========================================================================
   푸터 반응형
   ========================================================================== */

.footer {
  background-color: var(--primary-color);
  color: var(--white);
  padding: var(--spacing-xl) 0 var(--spacing-md) 0;
}

.footer-container {
  padding: 0 var(--spacing-md);
}

.footer-main {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.footer-section {
  text-align: center;
}

.footer-title {
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-md);
  color: var(--white);
}

.footer-subtitle {
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-md);
  color: var(--white);
}

.footer-description {
  color: var(--gray-300);
  margin-bottom: var(--spacing-md);
}

.footer-contact p {
  margin-bottom: var(--spacing-xs);
  color: var(--gray-300);
}

.footer-links {
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-links li {
  margin-bottom: var(--spacing-sm);
}

.footer-link {
  color: var(--gray-300);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer-link:hover {
  color: var(--white);
  text-decoration: none;
}

.social-links {
  display: flex;
  justify-content: center;
  gap: var(--spacing-md);
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background-color: var(--primary-light);
  color: var(--white);
  text-decoration: none;
  border-radius: var(--border-radius);
  transition: background-color var(--transition-fast);
}

.social-link:hover {
  background-color: var(--secondary-color);
  color: var(--white);
  text-decoration: none;
}

.social-icon {
  width: 20px;
  height: 20px;
  background-color: currentColor;
  mask-size: contain;
  mask-repeat: no-repeat;
  mask-position: center;
}

.footer-bottom {
  border-top: 1px solid var(--primary-light);
  padding-top: var(--spacing-md);
}

.footer-bottom-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-sm);
}

.footer-copyright {
  color: var(--gray-400);
  font-size: var(--font-size-sm);
  margin: 0;
}

.footer-bottom-links {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
  justify-content: center;
}

.footer-bottom-link {
  color: var(--gray-400);
  text-decoration: none;
  font-size: var(--font-size-sm);
  transition: color var(--transition-fast);
}

.footer-bottom-link:hover {
  color: var(--white);
  text-decoration: none;
}

.footer-separator {
  color: var(--gray-500);
}

/* 태블릿 이상 */
@media (min-width: 768px) {
  .footer-container {
    padding: 0 var(--spacing-lg);
  }
  
  .footer-main {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-2xl);
  }
  
  .footer-section {
    text-align: left;
  }
  
  .social-links {
    justify-content: flex-start;
  }
  
  .footer-bottom-content {
    flex-direction: row;
    justify-content: space-between;
  }
}

/* 데스크톱 이상 */
@media (min-width: 1024px) {
  .footer-main {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* ==========================================================================
   모달 반응형
   ========================================================================== */

.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: var(--z-modal);
  display: none;
}

.modal.active {
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
}

.modal-container {
  position: relative;
  width: 90%;
  max-width: 500px;
  max-height: 90vh;
  background-color: var(--white);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-xl);
  overflow: hidden;
  z-index: var(--z-modal);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-lg);
  border-bottom: 1px solid var(--gray-200);
}

.modal-title {
  margin: 0;
  font-size: var(--font-size-xl);
  color: var(--primary-color);
}

.modal-close {
  background: none;
  border: none;
  font-size: var(--font-size-xl);
  color: var(--gray-500);
  cursor: pointer;
  padding: var(--spacing-xs);
  border-radius: var(--border-radius);
  transition: background-color var(--transition-fast);
}

.modal-close:hover {
  background-color: var(--gray-100);
  color: var(--gray-700);
}

.modal-body {
  padding: var(--spacing-lg);
  overflow-y: auto;
  max-height: calc(90vh - 140px);
}

.modal-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--spacing-sm);
  padding: var(--spacing-lg);
  border-top: 1px solid var(--gray-200);
  background-color: var(--gray-50);
}

/* 태블릿 이상 */
@media (min-width: 768px) {
  .modal-container {
    width: 80%;
    max-width: 600px;
  }
  
  .modal-footer {
    justify-content: flex-end;
  }
}

/* ==========================================================================
   폼 반응형
   ========================================================================== */

.form-group {
  margin-bottom: var(--spacing-lg);
}

.form-label {
  display: block;
  margin-bottom: var(--spacing-xs);
  font-weight: var(--font-weight-medium);
  color: var(--gray-700);
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: var(--spacing-sm);
  border: 1px solid var(--gray-300);
  border-radius: var(--border-radius);
  font-family: var(--font-family-base);
  font-size: var(--font-size-base);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--secondary-color);
  box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.1);
}

.form-textarea {
  resize: vertical;
  min-height: 100px;
}

.form-help {
  margin-top: var(--spacing-xs);
  font-size: var(--font-size-sm);
  color: var(--gray-600);
}

.form-error {
  margin-top: var(--spacing-xs);
  font-size: var(--font-size-sm);
  color: var(--error-color);
  display: none;
}

.form-error.show {
  display: block;
}

.form-actions {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-xl);
}

/* 태블릿 이상 */
@media (min-width: 768px) {
  .form-actions {
    flex-direction: row;
    justify-content: flex-end;
  }
}

/* ==========================================================================
   카드 반응형
   ========================================================================== */

.card {
  background-color: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: box-shadow var(--transition-fast), transform var(--transition-fast);
}

.card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.card-image {
  width: 100%;
  height: 200px;
  overflow: hidden;
}

.card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.card-body {
  padding: var(--spacing-lg);
}

.card-title {
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-sm);
  color: var(--primary-color);
}

.card-subtitle {
  font-size: var(--font-size-sm);
  color: var(--gray-600);
  margin-bottom: var(--spacing-sm);
}

.card-description {
  color: var(--gray-700);
  line-height: var(--line-height-relaxed);
}

.card-footer {
  padding: var(--spacing-lg);
  border-top: 1px solid var(--gray-200);
  background-color: var(--gray-50);
}

/* 태블릿 이상 */
@media (min-width: 768px) {
  .card-image {
    height: 250px;
  }
}

/* ==========================================================================
   유틸리티 반응형
   ========================================================================== */

/* 숨김/표시 유틸리티 */
.d-mobile-none { display: none; }
.d-mobile-block { display: block; }
.d-mobile-flex { display: flex; }

@media (min-width: 768px) {
  .d-tablet-none { display: none; }
  .d-tablet-block { display: block; }
  .d-tablet-flex { display: flex; }
}

@media (min-width: 1024px) {
  .d-desktop-none { display: none; }
  .d-desktop-block { display: block; }
  .d-desktop-flex { display: flex; }
}

/* 텍스트 정렬 유틸리티 */
.text-mobile-center { text-align: center; }
.text-mobile-left { text-align: left; }
.text-mobile-right { text-align: right; }

@media (min-width: 768px) {
  .text-tablet-center { text-align: center; }
  .text-tablet-left { text-align: left; }
  .text-tablet-right { text-align: right; }
}

@media (min-width: 1024px) {
  .text-desktop-center { text-align: center; }
  .text-desktop-left { text-align: left; }
  .text-desktop-right { text-align: right; }
}

/* 간격 유틸리티 */
.m-mobile-0 { margin: 0; }
.mt-mobile-0 { margin-top: 0; }
.mb-mobile-0 { margin-bottom: 0; }
.p-mobile-0 { padding: 0; }
.pt-mobile-0 { padding-top: 0; }
.pb-mobile-0 { padding-bottom: 0; }

@media (min-width: 768px) {
  .m-tablet-0 { margin: 0; }
  .mt-tablet-0 { margin-top: 0; }
  .mb-tablet-0 { margin-bottom: 0; }
  .p-tablet-0 { padding: 0; }
  .pt-tablet-0 { padding-top: 0; }
  .pb-tablet-0 { padding-bottom: 0; }
}

@media (min-width: 1024px) {
  .m-desktop-0 { margin: 0; }
  .mt-desktop-0 { margin-top: 0; }
  .mb-desktop-0 { margin-bottom: 0; }
  .p-desktop-0 { padding: 0; }
  .pt-desktop-0 { padding-top: 0; }
  .pb-desktop-0 { padding-bottom: 0; }
}