/* =====================================================
   ShippingSystem Admin - 메인 스타일시트
   - 5가지 테마, 반응형, 사이드바 레이아웃
   ===================================================== */

/* ===== CSS 변수 (테마별 오버라이드) ===== */
:root {
  --sidebar-width: 250px;
  --sidebar-collapsed-width: 60px;
  --header-height: 56px;
  --sidebar-bg: #1e2a3a;
  --sidebar-text: #a8b4c4;
  --sidebar-active-bg: #2c3e55;
  --sidebar-active-text: #ffffff;
  --sidebar-hover-bg: #253347;
  --sidebar-logo-bg: #162030;
  --header-bg: #ffffff;
  --header-border: #e5e9ef;
  --header-text: #333;
  --main-bg: #f4f6f9;
  --card-bg: #ffffff;
  --card-border: #e5e9ef;
  --card-shadow: 0 1px 4px rgba(0,0,0,0.08);
  --text-primary: #212529;
  --text-secondary: #6c757d;
  --accent-color: #3d7cf5;
  --accent-hover: #2a64d6;
  --danger-color: #dc3545;
  --success-color: #28a745;
  --warning-color: #ffc107;
  --border-radius: 6px;
  --font-size-base: 14px;
  --transition: all 0.25s ease;
}

/* ===== 테마: Dark ===== */
[data-theme="Dark"] {
  --sidebar-bg: #0f1117;
  --sidebar-text: #8e9aad;
  --sidebar-active-bg: #1a1d28;
  --sidebar-active-text: #e2e8f0;
  --sidebar-hover-bg: #16192a;
  --sidebar-logo-bg: #070a12;
  --header-bg: #1a1d28;
  --header-border: #2d3144;
  --header-text: #e2e8f0;
  --main-bg: #111320;
  --card-bg: #1a1d28;
  --card-border: #2d3144;
  --card-shadow: 0 1px 4px rgba(0,0,0,0.3);
  --text-primary: #e2e8f0;
  --text-secondary: #8e9aad;
  --accent-color: #4f8ef7;
}

/* ===== 테마: Blue ===== */
[data-theme="Blue"] {
  --sidebar-bg: #1a3a6b;
  --sidebar-text: #aac2e8;
  --sidebar-active-bg: #1e4d8c;
  --sidebar-active-text: #ffffff;
  --sidebar-hover-bg: #1c4278;
  --sidebar-logo-bg: #112d55;
  --accent-color: #1a6fc4;
}

/* ===== 테마: Green ===== */
[data-theme="Green"] {
  --sidebar-bg: #1a3a2a;
  --sidebar-text: #8abf9e;
  --sidebar-active-bg: #1e4d33;
  --sidebar-active-text: #ffffff;
  --sidebar-hover-bg: #1c4229;
  --sidebar-logo-bg: #112d1e;
  --accent-color: #1a8c4e;
}

/* ===== 테마: Purple ===== */
[data-theme="Purple"] {
  --sidebar-bg: #2d1b4e;
  --sidebar-text: #b8a6d4;
  --sidebar-active-bg: #3d2566;
  --sidebar-active-text: #ffffff;
  --sidebar-hover-bg: #351f5a;
  --sidebar-logo-bg: #1e1035;
  --accent-color: #7b4fc4;
}

/* ===== 폰트 크기 ===== */
[data-fontsize="Small"]  { --font-size-base: 12px; }
[data-fontsize="Normal"] { --font-size-base: 14px; }
[data-fontsize="Large"]  { --font-size-base: 16px; }
[data-fontsize="XLarge"] { --font-size-base: 18px; }

/* ===== 기본 리셋 ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: 'Segoe UI', -apple-system, BlinkMacSystemFont, 'Noto Sans KR', sans-serif;
  font-size: var(--font-size-base);
  color: var(--text-primary);
  background: var(--main-bg);
  overflow-x: hidden;
}

/* ===== 사이드바 ===== */
.sidebar {
  position: fixed;
  top: 0;
  left: 0;
  height: 100vh;
  width: var(--sidebar-width);
  background: var(--sidebar-bg);
  transition: var(--transition);
  z-index: 1000;
  overflow-y: auto;
  overflow-x: hidden;
  scrollbar-width: thin;
  scrollbar-color: rgba(255,255,255,0.1) transparent;
}

.sidebar::-webkit-scrollbar { width: 4px; }
.sidebar::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.1); border-radius: 2px; }

/* 사이드바 헤더 (로고) */
.sidebar-header {
  padding: 0;
  height: var(--header-height);
  background: var(--sidebar-logo-bg);
  border-bottom: 1px solid rgba(255,255,255,0.05);
  flex-shrink: 0;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.logo-img {
  width: 100%;
  object-fit: contain;
  display: block;
}

.sidebar-favicon {
  display: none;
  width: 32px;
  height: 32px;
  object-fit: contain;
  margin: auto;
}

.sidebar-toggle {
  background: none;
  border: none;
  color: var(--sidebar-text);
  cursor: pointer;
  padding: 6px;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.sidebar-toggle:hover { color: #fff; background: rgba(255,255,255,0.1); }

/* 사이드바 네비게이션 */
.sidebar-nav {
  list-style: none;
  padding: 8px 0;
}

.sidebar-nav .nav-link {
  display: flex;
  align-items: center;
  padding: 10px 16px;
  color: var(--sidebar-text);
  text-decoration: none;
  font-size: 0.875rem;
  gap: 10px;
  transition: var(--transition);
  cursor: pointer;
  border: none;
  background: none;
  width: 100%;
  white-space: nowrap;
}

.sidebar-nav .nav-link:hover {
  background: var(--sidebar-hover-bg);
  color: #fff;
}

.sidebar-nav .nav-link.active,
.sidebar-nav .nav-link.active:hover {
  background: var(--sidebar-active-bg);
  color: var(--sidebar-active-text);
  border-left: 3px solid var(--accent-color);
}

.sidebar-nav .nav-link i:first-child {
  width: 20px;
  text-align: center;
  font-size: 0.95rem;
  flex-shrink: 0;
}

/* 서브메뉴 */
.sidebar-nav .arrow {
  font-size: 0.7rem;
  transition: transform 0.2s;
  margin-left: auto !important;
  width: auto !important;
}

.has-submenu .submenu {
  list-style: none;
  padding: 0;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
  background: rgba(0,0,0,0.15);
}

.has-submenu.open .submenu {
  max-height: 300px;
}

.has-submenu.open .arrow {
  transform: rotate(90deg);
}

.submenu li a {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px 8px 44px;
  color: var(--sidebar-text);
  text-decoration: none;
  font-size: 0.82rem;
  transition: var(--transition);
}

.submenu li a:hover {
  color: #fff;
  background: var(--sidebar-hover-bg);
}

.submenu li a.active,
.submenu li a.active:hover {
  color: #fff;
  background: var(--sidebar-active-bg);
  border-left: 3px solid var(--accent-color);
  padding-left: 41px;
}

.submenu li a i { width: 16px; text-align: center; font-size: 0.8rem; }

/* ===== 메인 래퍼 ===== */
.main-wrapper {
  margin-left: var(--sidebar-width);
  min-height: 100vh;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

/* ===== 상단 헤더 ===== */
.top-header {
  position: sticky;
  top: 0;
  z-index: 900;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  height: var(--header-height);
  background: var(--header-bg);
  border-bottom: 1px solid var(--header-border);
  box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}

.header-left { display: flex; align-items: center; gap: 10px; }
.header-right { display: flex; align-items: center; gap: 12px; }

.btn-icon {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--border-radius);
  color: var(--text-secondary);
  background: transparent;
  border: none;
  cursor: pointer;
  transition: var(--transition);
}
.btn-icon:hover { background: var(--main-bg); color: var(--text-primary); }

.header-time {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.user-menu-btn {
  background: var(--main-bg);
  border: 1px solid var(--card-border);
  color: var(--text-primary);
  border-radius: var(--border-radius);
  padding: 6px 12px;
  font-size: 0.875rem;
  transition: var(--transition);
}
.user-menu-btn:hover { background: var(--card-border); }

/* 2026-05-08: 언어 선택기 */
/* 2026-05-11: lang-label 추가, Layout=null 페이지용 floating 위치, flag-icons 통합 */
/* 2026-05-11: 테마-독립 스타일링 — Default/Dark/Blue/Green/Purple 테마, 로그인 페이지 모두 동일한 외관
              .language-selector 내부 요소는 페이지 테마와 무관하게 항상 동일한 색상/스타일 적용 */
.language-selector .language-btn {
  background: #ffffff !important;
  border: 1px solid #d6dae3 !important;
  color: #212529 !important;
  border-radius: 8px;
  padding: 5px 10px;
  font-size: 0.8rem;
  font-weight: 500;
  transition: all 0.2s ease;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}
.language-selector .language-btn:hover {
  background: #f8f9fa !important;
  border-color: #b8bec9 !important;
}
.language-selector .lang-code,
.language-selector .lang-label { font-weight: 600; }

/* 드롭다운 메뉴 — 테마-독립 (어떤 페이지에서든 동일한 외관) */
.language-selector .dropdown-menu {
  background: #ffffff !important;
  border: 1px solid #d6dae3 !important;
  box-shadow: 0 4px 16px rgba(0,0,0,0.12) !important;
  border-radius: 8px;
  padding: 4px;
  min-width: 160px;
}
.language-selector .dropdown-item {
  color: #212529 !important;
  font-size: 0.85rem;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-radius: 4px;
}
.language-selector .dropdown-item:hover {
  background: #f1f3f5 !important;
  color: #212529 !important;
}
.language-selector .dropdown-item.active,
.language-selector .dropdown-item.active:hover {
  background: #e7f1ff !important;
  color: #0d6efd !important;
  font-weight: 600;
}

/* flag-icons 통합 — 버튼/드롭다운 항목에서 일관된 국기 크기 */
.language-selector .fi {
  width: 1.25em;
  height: 0.9em;
  border-radius: 2px;
  box-shadow: 0 0 1px rgba(0,0,0,0.2);
  vertical-align: middle;
  flex-shrink: 0;
}

/* Layout=null 페이지(로그인/비밀번호찾기 등)에서 우상단 고정 위치 */
.language-selector-floating {
  position: fixed;
  top: 16px;
  right: 16px;
  z-index: 1050;
}

/* ===== 메인 콘텐츠 ===== */
.main-content {
  flex: 1;
  padding: 24px;
}

/* ===== 카드 ===== */
.card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--border-radius);
  box-shadow: var(--card-shadow);
}

.card-header {
  background: transparent;
  border-bottom: 1px solid var(--card-border);
  padding: 14px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--text-primary);
}

.card-body { padding: 18px; }

/* ===== 페이지 헤더 ===== */
.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  flex-wrap: wrap;
  gap: 12px;
}

.page-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0;
}

.page-title i { color: var(--accent-color); margin-right: 8px; }

/* ===== 통계 카드 (대시보드) ===== */
.stat-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--border-radius);
  padding: 20px;
  box-shadow: var(--card-shadow);
  display: flex;
  align-items: center;
  gap: 16px;
  transition: var(--transition);
}
.stat-card:hover { box-shadow: 0 4px 12px rgba(0,0,0,0.1); transform: translateY(-1px); }

.stat-icon {
  width: 50px;
  height: 50px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  color: #fff;
  flex-shrink: 0;
}

.stat-icon.blue   { background: linear-gradient(135deg, #4f8ef7, #2a64d6); }
.stat-icon.green  { background: linear-gradient(135deg, #28a745, #1e7d35); }
.stat-icon.orange { background: linear-gradient(135deg, #fd7e14, #e05a00); }
.stat-icon.purple { background: linear-gradient(135deg, #7b4fc4, #5a2ea0); }

.stat-info { flex: 1; }
.stat-value { font-size: 1.6rem; font-weight: 700; color: var(--text-primary); line-height: 1; }
.stat-label { font-size: 0.8rem; color: var(--text-secondary); margin-top: 4px; }

/* ===== 테이블 ===== */
.table-wrapper {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--border-radius);
  overflow: hidden;
}

.table {
  color: var(--text-primary);
  font-size: var(--font-size-base);
  margin: 0;
}

.table thead th {
  background: var(--main-bg);
  border-bottom: 2px solid var(--card-border);
  color: var(--text-secondary);
  font-weight: 600;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  padding: 10px 14px;
  white-space: nowrap;
}

.table tbody td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--card-border);
  vertical-align: middle;
}

.table tbody tr:hover { background: rgba(0,0,0,0.02); }
[data-theme="Dark"] .table tbody tr:hover { background: rgba(255,255,255,0.03); }

/* ===== 배지/상태 ===== */
.badge-status {
  padding: 3px 8px;
  border-radius: 12px;
  font-size: 0.75rem;
  font-weight: 500;
}

.badge-pending  { background: #fff3cd; color: #856404; }
.badge-active   { background: #d1eddf; color: #155724; }
.badge-inactive { background: #f8d7da; color: #721c24; }
.badge-locked   { background: #f0d0ff; color: #4a1272; }

/* ===== 버튼 ===== */
.btn-accent {
  background: var(--accent-color);
  color: #fff;
  border: none;
  padding: 7px 16px;
  border-radius: var(--border-radius);
  font-size: 0.875rem;
  cursor: pointer;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  text-decoration: none;
}
.btn-accent:hover { background: var(--accent-hover); color: #fff; }

/* ===== 검색 필터 영역 ===== */
.filter-bar {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--border-radius);
  padding: 14px 18px;
  margin-bottom: 16px;
}

/* ===== 페이지네이션 ===== */
.pagination .page-link {
  color: var(--accent-color);
  border-color: var(--card-border);
  background: var(--card-bg);
}
.pagination .page-item.active .page-link {
  background: var(--accent-color);
  border-color: var(--accent-color);
  color: #fff;
}

/* ===== 폼 ===== */
.form-control, .form-select {
  background: var(--card-bg);
  border-color: var(--card-border);
  color: var(--text-primary);
  font-size: var(--font-size-base);
}
.form-control:focus, .form-select:focus {
  background: var(--card-bg);
  color: var(--text-primary);
  border-color: var(--accent-color);
  box-shadow: 0 0 0 0.2rem rgba(61,124,245,0.15);
}

[data-theme="Dark"] .form-control,
[data-theme="Dark"] .form-select {
  background: #212438;
  border-color: #2d3144;
  color: #e2e8f0;
}

/* ===== Handsontable 레이아웃 ===== */
#userTable, #customerTable, #dataTable,
#customerStatsTable, #carrierStatsTable,
#rateTable, #zoneTable {
  overflow: hidden;
  width: 100%;
}
.handsontable td,
.handsontable th {
  vertical-align: middle !important;
}

/* ===== Handsontable 다크테마 지원 ===== */
[data-theme="Dark"] .handsontable td,
[data-theme="Dark"] .handsontable th {
  background-color: #1a1d28;
  color: #e2e8f0;
  border-color: #2d3144;
}
[data-theme="Dark"] .handsontable .htCore thead th {
  background-color: #212438;
}

/* ===== 드롭다운 메뉴 ===== */
.dropdown-menu {
  background: var(--card-bg);
  border-color: var(--card-border);
  box-shadow: 0 4px 16px rgba(0,0,0,0.1);
}
.dropdown-item {
  color: var(--text-primary);
  font-size: 0.875rem;
}
.dropdown-item:hover { background: var(--main-bg); }

/* ===== 알림 ===== */
.alert {
  border-radius: var(--border-radius);
  font-size: 0.875rem;
  padding: 10px 16px;
}

/* ===== 사이드바 접기 ===== */
body.sidebar-collapsed .sidebar { width: var(--sidebar-collapsed-width); }
body.sidebar-collapsed .sidebar .logo-img { display: none; }
body.sidebar-collapsed .sidebar .sidebar-favicon { display: block; }
body.sidebar-collapsed .sidebar .submenu,
body.sidebar-collapsed .sidebar .arrow,
body.sidebar-collapsed .sidebar span { opacity: 0; width: 0; overflow: hidden; }
body.sidebar-collapsed .sidebar .has-submenu .submenu { max-height: 0 !important; }
body.sidebar-collapsed .main-wrapper { margin-left: var(--sidebar-collapsed-width); }

/* 접힘 상태 - 서브메뉴 플라이아웃 (JS로 body에 직접 생성) */
.submenu-flyout {
  position: fixed;
  list-style: none;
  padding: 4px 0;
  margin: 0;
  min-width: 180px;
  background: var(--sidebar-bg, #1a2535);
  border-radius: 0 6px 6px 0;
  box-shadow: 4px 0 16px rgba(0,0,0,0.5);
  z-index: 9999;
}

.submenu-flyout li a {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 9px 20px;
  color: var(--sidebar-text, #b0bec5);
  text-decoration: none;
  font-size: 0.85rem;
  white-space: nowrap;
  transition: background 0.15s, color 0.15s;
}

.submenu-flyout li a:hover {
  color: #fff;
  background: var(--sidebar-hover-bg, rgba(255,255,255,0.08));
}

.submenu-flyout li a i { width: 16px; text-align: center; font-size: 0.8rem; }

/* ===== 반응형 ===== */
@media (max-width: 991.98px) {
  .sidebar {
    transform: translateX(-100%);
    width: var(--sidebar-width);
  }
  .sidebar.mobile-open { transform: translateX(0); }
  .main-wrapper { margin-left: 0; }
  .sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    z-index: 999;
  }
  .sidebar-overlay.active { display: block; }
}

@media (max-width: 575.98px) {
  .main-content { padding: 16px; }
  .page-header { flex-direction: column; align-items: flex-start; }
}

/* ===== 로그인 페이지 ===== */
.login-wrapper {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--sidebar-bg) 0%, var(--main-bg) 100%);
  padding: 20px;
}

.login-box {
  background: var(--card-bg);
  border-radius: 12px;
  padding: 40px;
  width: 100%;
  max-width: 420px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.12);
}

.login-logo {
  text-align: center;
  margin-bottom: 32px;
}

.login-logo img {
  height: 48px;
  margin-bottom: 12px;
}

.login-logo h1 {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-primary);
}

.login-logo p {
  color: var(--text-secondary);
  font-size: 0.875rem;
  margin: 0;
}

/* CAPTCHA */
.captcha-container {
  display: flex;
  align-items: center;
  gap: 10px;
}

.captcha-img {
  border: 1px solid var(--card-border);
  border-radius: 4px;
  cursor: pointer;
  height: 46px;
  flex-shrink: 0;
}

.captcha-refresh {
  background: none;
  border: none;
  color: var(--accent-color);
  cursor: pointer;
  padding: 4px;
  font-size: 1rem;
}

/* ===== 차트 영역 ===== */
.chart-container {
  position: relative;
  height: 260px;
}

/* ===== 유틸리티 ===== */
.text-accent  { color: var(--accent-color) !important; }
.bg-card      { background: var(--card-bg) !important; }
.border-card  { border-color: var(--card-border) !important; }
.text-muted   { color: var(--text-secondary) !important; }

.section-divider {
  height: 1px;
  background: var(--card-border);
  margin: 20px 0;
}

/* ===== 페이지 로딩 오버레이 ===== */
.page-loading-overlay {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.45);
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.18s ease, visibility 0.18s ease;
  pointer-events: none;
}
.page-loading-overlay.active {
  opacity: 1;
  visibility: visible;
  pointer-events: all;
}
.loading-box {
  background: transparent;
  border-radius: 16px;
  padding: 36px 48px;
  text-align: center;
  min-width: 180px;
}
.loading-spinner-ring {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  border: 4px solid rgba(255,255,255,0.3);
  border-top-color: var(--accent-color, #3d7cf5);
  animation: loading-spin 0.75s linear infinite;
  margin: 0 auto;
}
@keyframes loading-spin {
  to { transform: rotate(360deg); }
}
.loading-label {
  display: none;
  font-size: 0.875rem;
  font-weight: 500;
  color: #fff;
  margin: 18px 0 0;
  letter-spacing: 0.3px;
  text-shadow: 0 1px 3px rgba(0,0,0,0.5);
}

/* ============================================================
   Tabulator: 폰트 크기 14px (2026-05-21)
   - base .tabulator(16px) 와 헤더필터 input(1rem) 을 14px 로 통일
   ============================================================ */
.tabulator { font-size: 14px; }
.tabulator .tabulator-header .tabulator-col .tabulator-header-filter input { font-size: 14px; }

/* ============================================================
   Tabulator: 셀/헤더 padding 6px (2026-05-28)
   - 기본 셀 padding(4px) 보다 약간 넓혀 가독성 확보
   - 헤더 셀 컨텐츠 영역도 동일하게 6px 적용
   ============================================================ */
.tabulator .tabulator-row .tabulator-cell { padding: 6px; }
.tabulator .tabulator-header .tabulator-col .tabulator-col-content { padding: 6px; }