/* KTC Theme Colors */
:root {
    --ktc-navy: #002B49;
    --ktc-navy-dark: #001F35;
    --ktc-navy-light: #003B5C;
    --ktc-teal: #2CB5A0;
    --ktc-teal-dark: #25A08E;
    --ktc-teal-light: #3DBAA6;
    --ktc-teal-lighter: #52C4B2;
}

/* Sidebar Styling */
.sidebar {
    background: white !important;
}

.sidebar .nav-link {
    color: #475569 !important;
    transition: all 0.3s ease;
    font-weight: 600;
}

.sidebar .nav-link:hover {
    color: var(--ktc-teal) !important;
    background-color: rgba(44, 181, 160, 0.1) !important;
}

.sidebar .nav-link.active {
    background: linear-gradient(90deg, var(--ktc-teal) 0%, var(--ktc-teal-light) 100%) !important;
    color: white !important;
    box-shadow: 0 4px 12px rgba(44, 181, 160, 0.3);
    font-weight: 700;
}

.sidebar .nav-link.active i {
    color: white !important;
}

.sidebar .nav-link i {
    color: inherit;
}

/* Submenu Styling */
.sidebar .collapse .nav-link {
    font-size: 14px;
    padding-right: 3rem !important;
}

.sidebar .collapse .nav-link:hover {
    color: var(--ktc-teal) !important;
    background-color: rgba(44, 181, 160, 0.08) !important;
}

.sidebar .collapse .nav-link.active {
    background: linear-gradient(90deg, var(--ktc-teal) 0%, var(--ktc-teal-light) 100%) !important;
    color: white !important;
    font-weight: 700;
    border-right: 4px solid var(--ktc-navy);
}

.sidebar .collapse .nav-link.active i {
    color: white !important;
}

/* Main menu item that has submenu */
.sidebar .nav-link[data-bs-toggle="collapse"] {
    position: relative;
}

.sidebar .nav-link[data-bs-toggle="collapse"]:not(.collapsed) {
    color: var(--ktc-teal) !important;
    background-color: rgba(44, 181, 160, 0.05) !important;
}

/* Primary Buttons */
.btn-primary {
    background: linear-gradient(135deg, var(--ktc-teal) 0%, var(--ktc-teal-dark) 100%) !important;
    border-color: var(--ktc-teal) !important;
    color: white !important;
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--ktc-teal-light) 0%, var(--ktc-teal) 100%) !important;
    border-color: var(--ktc-teal-light) !important;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(44, 181, 160, 0.3);
}

/* Secondary Buttons */
.btn-secondary {
    background: linear-gradient(135deg, var(--ktc-navy) 0%, var(--ktc-navy-light) 100%) !important;
    border-color: var(--ktc-navy) !important;
    color: white !important;
}

.btn-secondary:hover {
    background: linear-gradient(135deg, var(--ktc-navy-light) 0%, var(--ktc-navy) 100%) !important;
    transform: translateY(-2px);
}

/* Cards */
.card-header {
    /* background: linear-gradient(135deg, var(--ktc-navy) 0%, var(--ktc-navy-light) 100%) !important;
    color: white !important; */
}

/* Stat Cards */
.stat-card {
    background: linear-gradient(135deg, var(--ktc-teal) 0%, var(--ktc-teal-dark) 100%);
    border-radius: 1rem;
    padding: 1.5rem;
    color: white;
    box-shadow: 0 8px 16px rgba(44, 181, 160, 0.2);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 24px rgba(44, 181, 160, 0.3);
}

/* Badges */
.badge.bg-primary {
    background: linear-gradient(135deg, var(--ktc-teal) 0%, var(--ktc-teal-light) 100%) !important;
}

.badge.bg-info {
    background: linear-gradient(135deg, var(--ktc-navy-light) 0%, #1e5b7f 100%) !important;
}

/* Progress Bars */
.progress-bar {
    background: linear-gradient(90deg, var(--ktc-teal) 0%, var(--ktc-teal-light) 100%) !important;
}

/* Table Headers */
.table thead {
    background-color: var(--ktc-navy) !important;
    color: white !important;
}

.table-light {
    background-color: rgba(44, 181, 160, 0.05) !important;
}

/* Links */
a {
    color: var(--ktc-teal);
}

a:hover {
    color: var(--ktc-teal-light);
}

/* Logo Styling */
.logo-container {
    padding: 1.5rem;
    text-align: center;
    background: white;
}

.logo-container img {
    max-height: 80px;
    width: auto;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

/* Custom Gradient Backgrounds */
.bg-gradient-ktc-primary {
    background: linear-gradient(135deg, var(--ktc-teal) 0%, var(--ktc-teal-light) 100%) !important;
}

.bg-gradient-ktc-secondary {
    background: linear-gradient(135deg, var(--ktc-navy) 0%, var(--ktc-navy-light) 100%) !important;
}

/* Icon Backgrounds */
.icon-bg-primary {
    background: linear-gradient(135deg, var(--ktc-teal) 0%, var(--ktc-teal-light) 100%);
}

.icon-bg-secondary {
    background: linear-gradient(135deg, var(--ktc-navy) 0%, var(--ktc-navy-light) 100%);
}

/* Form Controls Focus */
.form-control:focus,
.form-select:focus {
    border-color: var(--ktc-teal) !important;
    box-shadow: 0 0 0 0.25rem rgba(44, 181, 160, 0.25) !important;
}

/* Alert Styling */
.alert-success {
    background-color: rgba(44, 181, 160, 0.1);
    border-color: var(--ktc-teal);
    color: var(--ktc-navy);
}

.alert-info {
    background-color: rgba(0, 43, 73, 0.1);
    border-color: var(--ktc-navy-light);
    color: var(--ktc-navy);
}

/* Login Page Styling */
.login-container {
    background: linear-gradient(135deg, var(--ktc-navy) 0%, var(--ktc-navy-light) 50%, var(--ktc-teal-dark) 100%);
}

.login-card {
    background: white;
    border-radius: 1rem;
    box-shadow: 0 20px 60px rgba(0, 43, 73, 0.3);
}

/* Pagination */
.pagination .page-link {
    color: var(--ktc-navy);
}

.pagination .page-item.active .page-link {
    background-color: var(--ktc-teal);
    border-color: var(--ktc-teal);
}

.pagination .page-link:hover {
    color: var(--ktc-teal-light);
    background-color: rgba(44, 181, 160, 0.1);
}