/* ============================================================
   CSS Variables — Light Theme (default fallback)
   ============================================================ */
:root {
  --bg-body:        #f0f2f5;
  --bg-card:        #ffffff;
  --bg-sidebar:     #ffffff;
  --bg-navbar:      #0d6efd;
  --bg-input:       #ffffff;
  --bg-table-head:  #f8f9fa;
  --bg-table-hover: rgba(0,0,0,0.03);
  --bg-dropdown:    #ffffff;
  --text-primary:   #212529;
  --text-muted:     #6c757d;
  --text-navbar:    #ffffff;
  --border-color:   #dee2e6;
  --sidebar-link:   #495057;
  --sidebar-active-bg:   #e7f1ff;
  --sidebar-active-text: #0d6efd;
  --captcha-bg:     #f8f9fa;
  --shadow:         0 2px 12px rgba(0,0,0,0.07);
}

/* ============================================================
   Dark Theme
   ============================================================ */
[data-theme="dark"] {
  --bg-body:        #0f1117;
  --bg-card:        #1a1d27;
  --bg-sidebar:     #1a1d27;
  --bg-navbar:      #111827;
  --bg-input:       #252836;
  --bg-table-head:  #1f2235;
  --bg-table-hover: rgba(255,255,255,0.04);
  --bg-dropdown:    #1f2235;
  --text-primary:   #e2e8f0;
  --text-muted:     #94a3b8;
  --text-navbar:    #e2e8f0;
  --border-color:   #2d3748;
  --sidebar-link:   #94a3b8;
  --sidebar-active-bg:   rgba(99,179,237,0.12);
  --sidebar-active-text: #63b3ed;
  --captcha-bg:     #2d3748;
  --shadow:         0 2px 16px rgba(0,0,0,0.4);
}

/* ============================================================
   Base
   ============================================================ */
body {
  background-color: var(--bg-body);
  color: var(--text-primary);
  transition: background-color 0.2s, color 0.2s;
}

/* ============================================================
   Navbar
   ============================================================ */
.app-navbar {
  background-color: var(--bg-navbar) !important;
  border-bottom: 1px solid var(--border-color);
  box-shadow: var(--shadow);
}

.app-navbar .navbar-brand,
.app-navbar .nav-link,
.app-navbar .navbar-toggler {
  color: var(--text-navbar) !important;
}

.app-navbar .nav-link:hover {
  opacity: 0.85;
}

/* ============================================================
   Sidebar
   ============================================================ */
.app-sidebar {
  background-color: var(--bg-sidebar) !important;
  border-color: var(--border-color) !important;
}

.sidebar-link {
  color: var(--sidebar-link);
  border-radius: 8px;
  margin-bottom: 2px;
  padding: 0.5rem 0.75rem;
  font-size: 0.875rem;
  transition: background-color 0.15s, color 0.15s;
}

.sidebar-link:hover,
.sidebar-link.active {
  background-color: var(--sidebar-active-bg);
  color: var(--sidebar-active-text) !important;
}

.sidebar-link i {
  width: 20px;
  text-align: center;
}

/* Desktop sidebar */
@media (min-width: 992px) {
  #sidebar {
    width: 220px;
    min-height: calc(100vh - 56px);
    flex-shrink: 0;
    position: sticky;
    top: 56px;
    height: calc(100vh - 56px);
    overflow-y: auto;
    background-color: var(--bg-sidebar) !important;
    border-color: var(--border-color) !important;
    transition: width 0.2s ease, background-color 0.2s;
  }

  #sidebar.sidebar-collapsed {
    width: 0;
    overflow: hidden;
    padding: 0;
    border: none !important;
  }
}

/* Mobile sidebar — drawer overlay */
@media (max-width: 991.98px) {
  #sidebar {
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    width: 260px;
    z-index: 1045;
    overflow-y: auto;
    background-color: var(--bg-sidebar) !important;
    border-color: var(--border-color) !important;
    transform: translateX(-100%);
    transition: transform 0.25s ease;
  }

  #sidebar.drawer-open {
    transform: translateX(0);
  }
}

/* Backdrop mobile drawer */
#sidebarBackdrop {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 1044;
  background: rgba(0, 0, 0, 0.5);
}

#sidebarBackdrop.show {
  display: block;
}

/* ============================================================
   Cards
   ============================================================ */
.card, .app-card {
  background-color: var(--bg-card) !important;
  border-color: var(--border-color) !important;
  color: var(--text-primary);
  box-shadow: var(--shadow) !important;
  transition: background-color 0.2s;
}

.card-header {
  border-color: var(--border-color) !important;
}

[data-theme="dark"] .card-header.bg-transparent {
  background-color: transparent !important;
}

/* ============================================================
   Tables
   ============================================================ */
.table {
  color: var(--text-primary) !important;
  --bs-table-bg: transparent;
  --bs-table-border-color: var(--border-color);
}

.table-light, .table thead {
  background-color: var(--bg-table-head) !important;
  color: var(--text-primary) !important;
  --bs-table-bg: var(--bg-table-head);
}

.table-hover tbody tr:hover {
  background-color: var(--bg-table-hover) !important;
  --bs-table-hover-bg: var(--bg-table-hover);
}

.table th {
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--text-primary);
  border-color: var(--border-color) !important;
}

.table td {
  border-color: var(--border-color) !important;
  color: var(--text-primary);
}

/* ============================================================
   Forms — berlaku semua tema
   ============================================================ */
.form-control,
.form-select,
textarea {
  background-color: var(--bg-input) !important;
  border-color: var(--border-color) !important;
  color: var(--text-primary) !important;
  transition: background-color 0.2s, border-color 0.2s, color 0.2s;
}

.form-control:focus,
.form-select:focus,
textarea:focus {
  background-color: var(--bg-input) !important;
  color: var(--text-primary) !important;
  border-color: #4299e1 !important;
  box-shadow: 0 0 0 0.2rem rgba(66,153,225,0.2) !important;
}

.form-control::placeholder {
  color: var(--text-muted) !important;
}

.form-label {
  color: var(--text-primary);
  margin-bottom: 0.4rem;
}

/* ============================================================
   Dropdown
   ============================================================ */
.app-dropdown {
  background-color: var(--bg-dropdown) !important;
  border-color: var(--border-color) !important;
}

[data-theme="dark"] .dropdown-menu {
  background-color: var(--bg-dropdown) !important;
  border-color: var(--border-color) !important;
}

[data-theme="dark"] .dropdown-item {
  color: var(--text-primary) !important;
}

[data-theme="dark"] .dropdown-item:hover {
  background-color: var(--bg-table-hover) !important;
}

[data-theme="dark"] .dropdown-header {
  color: var(--text-muted) !important;
}

[data-theme="dark"] .dropdown-divider {
  border-color: var(--border-color) !important;
}

/* ============================================================
   Text helpers
   ============================================================ */
[data-theme="dark"] .text-muted {
  color: var(--text-muted) !important;
}

[data-theme="dark"] .text-dark {
  color: var(--text-primary) !important;
}

[data-theme="dark"] .border-bottom {
  border-color: var(--border-color) !important;
}

[data-theme="dark"] .border-end {
  border-color: var(--border-color) !important;
}

/* ============================================================
   List group
   ============================================================ */
[data-theme="dark"] .list-group-item {
  background-color: var(--bg-card) !important;
  border-color: var(--border-color) !important;
  color: var(--text-primary) !important;
}

[data-theme="dark"] .list-group-item.bg-light {
  background-color: var(--bg-table-head) !important;
}

[data-theme="dark"] .list-group-item-action:hover {
  background-color: var(--bg-table-hover) !important;
}

/* ============================================================
   Modals
   ============================================================ */
[data-theme="dark"] .modal-content {
  background-color: var(--bg-card) !important;
  border-color: var(--border-color) !important;
  color: var(--text-primary) !important;
}

[data-theme="dark"] .modal-header,
[data-theme="dark"] .modal-footer {
  border-color: var(--border-color) !important;
}

/* ============================================================
   CAPTCHA Modal
   ============================================================ */
#captchaDisplay svg {
  display: block;
  border-radius: 4px;
  max-width: 100%;
}

/* ============================================================
   Theme Toggle Button
   ============================================================ */
.theme-toggle-btn {
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  font-size: 0.8rem;
  padding: 4px 12px;
  border-radius: 20px;
  cursor: pointer;
  transition: all 0.2s;
}

.theme-toggle-btn:hover {
  border-color: #4299e1;
  color: #4299e1;
}

/* ============================================================
   Notification badge
   ============================================================ */
.badge-notification {
  position: absolute;
  top: 2px;
  right: 0;
  font-size: 0.6rem;
  padding: 2px 5px;
  min-width: 16px;
}

/* ============================================================
   Rounded
   ============================================================ */
.rounded-4 {
  border-radius: 12px !important;
}

/* ============================================================
   Auth page layout
   ============================================================ */
.auth-body {
  margin: 0;
  padding: 0;
  min-height: 100vh;
  overflow-x: hidden;
}

/* Background gradient layer */
.auth-bg {
  position: fixed;
  inset: 0;
  z-index: 0;
  background: linear-gradient(135deg, #1a237e 0%, #0d47a1 40%, #1565c0 70%, #0288d1 100%);
}

[data-theme="light"] .auth-bg {
  background: linear-gradient(135deg, #1565c0 0%, #1976d2 40%, #42a5f5 100%);
}

/* Decorative blurred circles */
.auth-bg::before,
.auth-bg::after {
  content: '';
  position: absolute;
  border-radius: 50%;
  opacity: 0.15;
}
.auth-bg::before {
  width: 500px;
  height: 500px;
  background: #ffffff;
  top: -150px;
  right: -150px;
}
.auth-bg::after {
  width: 400px;
  height: 400px;
  background: #ffffff;
  bottom: -120px;
  left: -120px;
}

/* Overlay gelap di atas background image agar teks tetap terbaca */
.auth-bg-overlay {
  position: fixed;
  inset: 0;
  z-index: 0;
  background: rgba(0, 0, 0, 0.45);
}

.auth-wrapper {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 1.25rem 1rem;
}

.auth-container {
  width: 100%;
  max-width: 380px;
}

/* Glassmorphism login card */
.login-card {
  background: rgba(10, 20, 50, 0.72);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 16px;
  padding: 1.5rem 1.75rem;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
  width: 100%;
}

[data-theme="light"] .login-card {
  background: rgba(15, 30, 80, 0.68);
}

/* Login inputs — dark style */
.login-input {
  background: rgba(255, 255, 255, 0.1) !important;
  border: 1px solid rgba(255, 255, 255, 0.2) !important;
  color: #ffffff !important;
  border-radius: 8px;
}

.login-input:focus {
  background: rgba(255, 255, 255, 0.15) !important;
  border-color: rgba(99, 179, 237, 0.7) !important;
  box-shadow: 0 0 0 0.2rem rgba(66, 153, 225, 0.25) !important;
  color: #ffffff !important;
}

.login-input::placeholder {
  color: rgba(255, 255, 255, 0.4) !important;
}

.login-input-btn {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: rgba(255, 255, 255, 0.7);
  border-radius: 0 8px 8px 0 !important;
}

.login-input-btn:hover {
  background: rgba(255, 255, 255, 0.2);
  color: #ffffff;
}

/* Login button */
.btn-login {
  background: rgba(59, 130, 246, 0.85);
  border: 1px solid rgba(99, 179, 237, 0.4);
  color: #ffffff;
  border-radius: 8px;
  letter-spacing: 0.05em;
  transition: background 0.2s;
}

.btn-login:hover {
  background: rgba(37, 99, 235, 0.95);
  color: #ffffff;
}

.text-white-75 {
  color: rgba(255, 255, 255, 0.75) !important;
}

/* ============================================================
   Mobile
   ============================================================ */
@media (max-width: 576px) {
  main { padding: 1rem !important; }
}

@media (max-width: 767.98px) {
  .app-navbar .navbar-nav { gap: 0 !important; }
  .app-navbar .nav-link,
  .app-navbar .btn.nav-link {
    padding-left: 0.4rem !important;
    padding-right: 0.4rem !important;
  }
}