:root {
    /* Colors - Midnight Tech (Indigo) Palette */
    --primary: #FF4500;
    /* Indigo */
    --primary-dark: #4F46E5;
    --primary-light: #EEF2FF;
    --primary-glow: rgba(99, 102, 241, 0.15);

    --secondary: #475569;
    --secondary-dark: #1E293B;
    --secondary-light: #F8FAFC;

    --success: #10B981;
    /* Emeral for success stays clean */
    --success-light: #ECFDF5;

    --danger: #F43F5E;
    --danger-light: #FFF1F2;

    --warning: #F59E0B;
    --warning-light: #FEF3C7;

    --info: #0EA5E9;
    --info-light: #E0F2FE;

    /* Neutral */
    --white: #ffffff;
    --black: #0F172A;
    --dark: #1E293B;
    --gray-900: #0F172A;
    --gray-800: #1E293B;
    --gray-700: #334155;
    --gray-600: #475569;
    --gray-500: #64748B;
    --gray-400: #94A3B8;
    --gray-300: #CBD5E1;
    --gray-200: #E2E8F0;
    --gray-100: #F1F5F9;
    --gray-50: #F8FAFC;

    /* Layout & Spacing */
    --sidebar-width: 280px;
    --header-height: 75px;
    --border-radius: 20px;
    --border-radius-sm: 12px;
    --border-radius-lg: 24px;
    --container-padding: 32px;
    --mobile-padding: 12px;

    /* Modern Shadows */
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.05);
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.04), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.05), 0 8px 10px -6px rgba(0, 0, 0, 0.05);
    --shadow-premium: 0 10px 40px rgba(0, 0, 0, 0.03);

    /* Transition */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Base Reset */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--gray-800);
    background-color: #F8FAF9;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    letter-spacing: -0.01em;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    color: var(--gray-900);
    font-weight: 700;
    margin-bottom: 0.5em;
    line-height: 1.25;
    letter-spacing: -0.02em;
}

a {
    color: var(--primary);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--primary-dark);
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
}

.stat-mini-card {
    background: white;
    padding: 16px 8px;
    border-radius: 16px;
    border: 1px solid rgba(0, 0, 0, 0.03);
    text-align: center;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.02);
}

.stat-mini-val {
    font-size: 20px;
    font-weight: 800;
    display: block;
    line-height: 1;
    margin-bottom: 4px;
}

.stat-mini-label {
    font-size: 10px;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 700;
}

/* Utility Classes */
.text-center {
    text-align: center;
}

.text-right {
    text-align: right;
}

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

.text-success {
    color: var(--success);
}

.text-danger {
    color: var(--danger);
}

.text-warning {
    color: var(--warning);
}

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

.mt-1 {
    margin-top: 0.25rem;
}

.mt-2 {
    margin-top: 0.5rem;
}

.mt-4 {
    margin-top: 1rem;
}

.mb-4 {
    margin-bottom: 1rem;
}

.d-flex {
    display: flex;
}

.align-center,
.items-center {
    align-items: center;
}

.justify-between {
    justify-content: space-between;
}

.justify-center {
    justify-content: center;
}

.justify-end {
    justify-content: flex-end;
}

.flex-column {
    flex-direction: column;
}

.flex-wrap {
    flex-wrap: wrap;
}

.gap-2 {
    gap: 0.5rem;
}

.gap-3 {
    gap: 0.75rem;
}

.gap-4 {
    gap: 1rem;
}

/* Responsive Utilities */
.d-none {
    display: none !important;
}

@media (min-width: 768px) {
    .d-md-flex {
        display: flex !important;
    }
}