:root {
    /* Modern Color Palette - Dark & Orange */
    --primary-color: #EF8D44;
    /* Orange */
    --primary-hover: #d97736;
    /* Darker Orange */
    --secondary-color: #94a3b8;
    /* Slate 400 */

    /* Backgrounds */
    --bg-body: #191A1E;
    /* Dark Gunmetal */
    --bg-card: #212226;
    /* Slightly lighter */
    --bg-sidebar: #191A1E;
    /* Match body */

    /* Text Colors */
    --text-main: #ffffff;
    --text-muted: #a1a1aa;

    /* Borders */
    --border-color: #333333;
    /* Subtle Dark Border */
    --border-accent: #EF8D44;
    /* Orange Accent */
    --border-radius: 0.75rem;
    /* 12px */

    /* Shadows - Dark Mode Optimized */
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.3), 0 1px 2px -1px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -2px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5), 0 4px 6px -4px rgba(0, 0, 0, 0.3);
}

body {
    background-color: var(--bg-body);
    color: var(--text-main);
    font-family: 'Plus Jakarta Sans', 'Inter', system-ui, -apple-system, sans-serif;
    -webkit-font-smoothing: antialiased;
    font-size: 0.875rem;
    /* 14px base size */
    overflow-x: hidden;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background-color: var(--border-color);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background-color: var(--border-color);
}

* {
    scrollbar-width: thin;
    scrollbar-color: var(--border-color) transparent;
}

/* Headings */
h1,
.h1 {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.025em;
}

h2,
.h2 {
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: -0.025em;
}

h3,
.h3 {
    font-size: 1.125rem;
    font-weight: 600;
}

h4,
.h4 {
    font-size: 1rem;
    font-weight: 600;
}

h5,
.h5 {
    font-size: 0.875rem;
    font-weight: 600;
}

h1,
h2,
h3,
h4,
h5,
h6,
p {
    color: var(--text-main);
}

/* Card Styling - Softer & Cleaner */
.card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    margin-bottom: 1.5rem;
    color: transparent !important;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card>h1,
.card>h2,
.card>h3,
.card>h4,
.card>h5,
.card>h6 {
    color: var(--text-main) !important;
}

.card:hover {
    box-shadow: var(--shadow-md);
}

.card-header {
    background-color: transparent;
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 1.25rem;
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--text-main);
}

.card-body {
    padding: 1.25rem;
}

/* Form Controls - Modern & Accessible */
.form-control,
.form-select {
    background-color: #2A2B30;
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    padding: 0.5rem 0.75rem;
    font-size: 0.875rem;
    color: var(--text-main);
    transition: all 0.2s ease;
}

.form-control:focus,
.form-select:focus {
    background-color: #2A2B30;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(239, 141, 68, 0.15);
    color: var(--text-main);
}

.form-label {
    font-weight: 600;
    font-size: 0.8125rem;
    color: var(--text-main);
    margin-bottom: 0.375rem;
}

/* Buttons - Soft & Pill-shaped */
.btn {
    padding: 0.5rem 1rem;
    font-weight: 600;
    font-size: 0.875rem;
    border-radius: 0.5rem;
    transition: all 0.2s ease;
    letter-spacing: 0.01em;
}

.btn-primary {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    box-shadow: 0 4px 6px -1px rgba(239, 141, 68, 0.2);
    color: #fff;
}

.btn-outline-primary {
    border-color: var(--border-accent) !important;
    color: var(--primary-color) !important;
}

.btn-primary:hover,
.btn-dark:hover,
.btn:active,
.btn:hover,
.btn-check:checked+.btn,
.btn.active,
.btn.show,
.btn:first-child:active,
:not(.btn-check)+.btn:active {
    background-color: var(--primary-hover) !important;
    transform: translateY(-1px);
    color: var(--text-main) !important;
    box-shadow: 0 6px 8px -1px rgba(239, 141, 68, 0.3);
}

.btn-success {
    background-color: #10b981;
    border-color: #10b981;
}

/* Sidebar - Floating & Clean */
#sidebar-wrapper {
    min-height: 100vh;
    margin-left: -270px;
    width: 270px;
    background-color: var(--bg-sidebar);
    border-right: 1px solid var(--border-color) !important;
    box-shadow: var(--shadow-lg);
    z-index: 1000;
    overflow-y: auto;
    overflow-x: hidden;
    transition: margin 0.25s ease-out;
    position: fixed;
}

#sidebar-wrapper .sidebar-heading {
    padding: 1.5rem 1.25rem;
    font-size: 1.25rem;
    color: var(--primary-color);
}

#sidebar-wrapper .list-group {
    width: 270px;
}

#page-content-wrapper {
    width: 100%;
    transition: margin 0.25s ease-out;
}

/* Toggled State */
#wrapper.toggled #sidebar-wrapper {
    margin-left: 0;
}

/* Responsive Behavior */
@media (min-width: 768px) {
    #sidebar-wrapper {
        margin-left: 0;
        position: sticky;
        top: 0;
        height: 100vh;
    }

    #page-content-wrapper {
        min-width: 0;
        width: 100%;
    }

    #wrapper.toggled #sidebar-wrapper {
        margin-left: -270px;
    }
}

.list-group-item {
    border: none;
    color: var(--text-muted);
    font-weight: 500;
    padding: 0.75rem 1.25rem !important;
    margin: 0.125rem 0.75rem;
    border-radius: 0.5rem;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    font-size: 0.875rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    background-color: transparent;
}

.table>:not(caption)>*>* {
    background-color: transparent !important;
    color: var(--text-main);
}

.list-group-item:hover {
    background-color: rgba(255, 255, 255, 0.05);
    color: var(--text-main);
    transform: translateX(4px);
}

.list-group-item.active {
    background-color: rgba(239, 141, 68, 0.15);
    color: var(--primary-color);
    font-weight: 600;
}

.list-group-item i {
    width: 1.25rem;
    text-align: center;
    display: inline-block;
    font-size: 1rem;
    margin-right: 0.75rem;
    transition: transform 0.2s ease;
    flex-shrink: 0;
}

.list-group-item:hover i {
    transform: scale(1.1);
}

/* Navbar - Minimalist Dark */
.navbar {
    background-color: rgba(25, 26, 30, 0.9) !important;
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color) !important;
    box-shadow: none;
    padding: 0.75rem 1.5rem;
    position: sticky;
    top: 0;
    z-index: 900;
}

#menu-toggle {
    background: transparent;
    color: var(--text-main);
    border: 1px solid var(--border-color);
    padding: 0.375rem 0.75rem;
    font-size: 0.875rem;
    border-radius: 0.5rem;
    transition: all 0.2s;
}

#menu-toggle:hover {
    background-color: rgba(255, 255, 255, 0.05);
    border-color: var(--primary-color);
    color: var(--primary-color);
}

/* Alerts */
.alert {
    border: none;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    font-size: 0.875rem;
}

/* Utilities */
.text-muted {
    color: #94a3b8 !important;
}

.bg-light {
    background-color: #2A2B30 !important;
}

.bg-secondary {
    background-color: #858585 !important;
    color: var(--text-main);
}

/* Utility Overrides for Bootstrap/Theme Consistency */
.bg-primary {
    background-color: var(--primary-color) !important;
    color: #fff;
}

.modal-content {
    background-color: var(--bg-card);
}

.btn-close {
    color: var(--text-main);
}

.bg-gradient-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-hover)) !important;
    color: #fff;
}

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

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

.badge.bg-primary {
    background-color: var(--primary-color) !important;
}