/* ============================================
   KALLIKKALAM FANTASY - WORLD-CLASS ADMIN PANEL
   Nexus Prime Design System v3.0
   ============================================ */

:root {
    /* Nexus Prime: Professional Light Theme Matrix */
    --p-h: 215; --p-s: 85%; --p-l: 45%; /* Professional Blue */
    --primary: hsl(var(--p-h), var(--p-s), var(--p-l));
    --primary-glow: hsla(var(--p-h), var(--p-s), var(--p-l), 0.15);
    
    --s-h: 200; --s-s: 90%; --s-l: 55%; /* Light Blue */
    --secondary: hsl(var(--s-h), var(--s-s), var(--s-l));
    --secondary-glow: hsla(var(--s-h), var(--s-s), var(--s-l), 0.15);
    
    --bg-base: #f4f7f6; /* Light Slate */
    --bg-deep: #e2e8f0;
    --surface: rgba(255, 255, 255, 0.85);
    --surface-elevated: #ffffff;
    
    --glass: rgba(255, 255, 255, 0.6);
    --glass-border: rgba(0, 0, 0, 0.08);
    --border: rgba(0, 0, 0, 0.05);
    
    --text-main: #1e293b;
    --text-muted: #64748b;
    
    --radius-nexus: 24px;
    --radius-md: 16px;
    --radius-sm: 12px;

    /* Functional */
    --success: #059669;
    --warning: #d97706;
    --error: #dc2626;

    /* Extra Theme Variables used in the CSS */
    --surface-dark: #ffffff; 
    --surface-light: #f8fafc;
    --background-dark: #f1f5f9;
    --border-color: rgba(0, 0, 0, 0.1);
    --text-primary: #0f172a;
    --text-secondary: #334155;
    --text-tertiary: #64748b;
    
    --primary-purple: #2563eb; /* Professional Blue */
    --secondary-purple: #3b82f6; 
    --accent-pink: #60a5fa;

    --shadow-card: 0 4px 15px rgba(0, 0, 0, 0.05);
    --shadow-glow: 0 10px 15px -3px rgba(37, 99, 235, 0.2);
    --shadow-success: 0 10px 15px -3px rgba(5, 150, 105, 0.2);
    
    --spacing-xs: 4px;
    --spacing-s: 8px;
    --spacing-m: 16px;
    --spacing-l: 24px;
    --spacing-xl: 32px;
    --spacing-2xl: 48px;
    --spacing-3xl: 64px;
    
    --radius-lg: 20px;
    --radius-full: 9999px;
    --transition-fast: 0.2s ease;
}

/* ============================================
   GLOBAL RESET & BASE
   ============================================ */
* { margin: 0; padding: 0; box-sizing: border-box; }

body {
    font-family: 'Outfit', sans-serif;
    background-color: var(--bg-base);
    background-image: 
        radial-gradient(at 0% 0%, hsla(var(--p-h), 85%, 45%, 0.05) 0, transparent 50%),
        radial-gradient(at 100% 100%, hsla(var(--s-h), 90%, 55%, 0.05) 0, transparent 50%);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
}

/* ============================================
   NEXUS COMPONENTS
   ============================================ */

/* Glass Cards */
.nexus-card {
    background: var(--surface);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-nexus);
    padding: 1.5rem;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
}

.nexus-card:hover {
    transform: translateY(-5px);
    background: var(--surface-elevated);
    border-color: rgba(0, 0, 0, 0.1);
    box-shadow: 0 20px 40px rgba(0,0,0,0.08), 0 0 20px var(--primary-glow);
}

/* Premium Tables */
.table-nexus {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0 8px;
}

.table-nexus thead th {
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 0.75rem;
    font-weight: 800;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    padding: 12px 24px;
}

.table-nexus tbody tr {
    background: #ffffff;
    box-shadow: 0 2px 5px rgba(0,0,0,0.02);
    transition: all 0.3s ease;
}

.table-nexus tbody tr td {
    padding: 16px 24px;
    border-top: 1px solid var(--glass-border);
    border-bottom: 1px solid var(--glass-border);
    color: var(--text-main);
}

.table-nexus tbody tr td:first-child {
    border-left: 1px solid var(--glass-border);
    border-top-left-radius: var(--radius-sm);
    border-bottom-left-radius: var(--radius-sm);
}

.table-nexus tbody tr td:last-child {
    border-right: 1px solid var(--glass-border);
    border-top-right-radius: var(--radius-sm);
    border-bottom-right-radius: var(--radius-sm);
}

.table-nexus tbody tr:hover {
    background: #f8fafc;
    transform: scale(1.005);
}

/* Buttons */
.btn-nexus {
    border-radius: 14px;
    padding: 10px 24px;
    font-weight: 700;
    letter-spacing: 0.5px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: inline-flex;
    align-items: center;
    gap: 8px;
    border: 1px solid transparent;
}

.btn-nexus-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
    box-shadow: 0 8px 20px -5px var(--primary-glow);
}

.btn-nexus-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 25px -5px var(--primary-glow), 0 0 15px var(--primary);
    filter: brightness(1.1);
}

.btn-nexus-outline {
    background: transparent;
    border-color: var(--glass-border);
    color: var(--text-muted);
}

.btn-nexus-outline:hover {
    border-color: var(--primary);
    color: white;
    background: var(--primary);
}

/* Badges */
.badge-nexus {
    padding: 6px 14px;
    border-radius: 20px;
    font-weight: 700;
    font-size: 0.65rem;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.badge-nexus-success { background: rgba(16, 185, 129, 0.1); color: var(--success); border: 1px solid rgba(16, 185, 129, 0.2); }
.badge-nexus-danger { background: rgba(239, 68, 68, 0.1); color: var(--error); border: 1px solid rgba(239, 68, 68, 0.2); }
.badge-nexus-warning { background: rgba(245, 158, 11, 0.1); color: var(--warning); border: 1px solid rgba(245, 158, 11, 0.2); }
.badge-nexus-info { background: rgba(14, 165, 233, 0.1); color: #0ea5e9; border: 1px solid rgba(14, 165, 233, 0.2); }

/* Inputs */
.form-control-nexus {
    background: #ffffff;
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    color: var(--text-main);
    padding: 12px 16px;
    transition: all 0.3s ease;
    box-shadow: inset 0 2px 4px rgba(0,0,0,0.02);
}

.form-control-nexus:focus {
    background: #ffffff;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-glow);
    outline: none;
    color: var(--text-main);
}

/* Avatar Components */
.avatar-nexus {
    width: 44px; height: 44px;
    border-radius: 14px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    display: flex; align-items: center; justify-content: center;
    color: white; font-weight: 800;
    box-shadow: 0 5px 15px var(--primary-glow);
}

.avatar-nexus-sm {
    width: 34px; height: 34px;
    border-radius: 10px;
    background: #ffffff;
    border: 1px solid var(--glass-border);
    display: flex; align-items: center; justify-content: center;
    color: var(--text-main); font-weight: 700; font-size: 0.8rem;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
}

/* Typography Utilities */
.text-gradient-nexus {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.ls-1 { letter-spacing: 1px; }
.ls-2 { letter-spacing: 2px; }
.fw-800 { font-weight: 800; }
.smaller { font-size: 0.75rem; }

/* Pulse Dots */
.pulse-dot {
    width: 8px; height: 8px;
    border-radius: 50%;
    display: inline-block;
}

.pulse-dot.bg-success { background: var(--success); box-shadow: 0 0 10px var(--success); }
.pulse-dot.bg-danger { background: var(--error); box-shadow: 0 0 10px var(--error); }

/* Modal Stying */
.modal-content.glass-nexus {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(32px);
    border: 1px solid var(--glass-border);
    border-radius: 28px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.15);
}

/* ============================================
   TABLES
   ============================================ */
.premium-table {
    width: 100%;
    background: var(--surface-dark);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-card);
}

.premium-table thead {
    background: linear-gradient(135deg, var(--primary-purple), var(--secondary-purple));
}

.premium-table thead th {
    color: white;
    font-weight: 600;
    padding: var(--spacing-l);
    text-align: left;
}

.premium-table tbody tr {
    border-bottom: 1px solid var(--border-color);
    transition: background var(--transition-fast);
}

.premium-table tbody tr:hover {
    background: rgba(37, 99, 235, 0.05);
}

.premium-table tbody td {
    padding: var(--spacing-l);
    color: var(--text-secondary);
}

/* ============================================
   FORMS
   ============================================ */
.premium-input {
    width: 100%;
    padding: var(--spacing-m) var(--spacing-l);
    background: var(--surface-dark);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 1rem;
    transition: all var(--transition-fast);
}

.premium-input:focus {
    outline: none;
    border-color: var(--primary-purple);
    box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.2);
}

.premium-input::placeholder {
    color: var(--text-tertiary);
}

/* ============================================
   NAVBAR
   ============================================ */
.navbar-premium {
    background: linear-gradient(90deg, var(--surface-dark), var(--background-dark));
    border-bottom: 1px solid var(--border-color);
    padding: var(--spacing-l) var(--spacing-2xl);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

/* ============================================
   SIDEBAR
   ============================================ */
.sidebar-premium {
    background: var(--surface-dark);
    border-right: 1px solid var(--border-color);
    height: 100vh;
    position: fixed;
    left: 0;
    top: 0;
    width: 260px;
    overflow-y: auto;
}

.sidebar-item {
    padding: var(--spacing-m) var(--spacing-xl);
    color: var(--text-secondary);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: var(--spacing-m);
    transition: all var(--transition-fast);
    border-left: 3px solid transparent;
}

.sidebar-item:hover {
    background: rgba(37, 99, 235, 0.05);
    color: var(--primary-purple);
    border-left-color: var(--primary-purple);
}

.sidebar-item.active {
    background: rgba(37, 99, 235, 0.1);
    color: var(--primary-purple);
    border-left-color: var(--primary-purple);
}

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes shimmer {
    0% {
        background-position: -1000px 0;
    }

    100% {
        background-position: 1000px 0;
    }
}

.fade-in {
    animation: fadeIn 0.5s ease-out;
}

.shimmer {
    background: linear-gradient(90deg,
            var(--surface-dark) 0%,
            var(--surface-light) 50%,
            var(--surface-dark) 100%);
    background-size: 1000px 100%;
    animation: shimmer 1.5s infinite;
}

/* ============================================
   UTILITY CLASSES
   ============================================ */
.gradient-bg {
    background: linear-gradient(135deg, var(--primary-purple), var(--secondary-purple));
}

.gradient-text {
    background: linear-gradient(135deg, var(--primary-purple), var(--accent-pink));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.glow-purple {
    box-shadow: var(--shadow-glow);
}

.glow-success {
    box-shadow: var(--shadow-success);
}

/* Spacing Utilities */
.p-0 {
    padding: 0;
}

.p-xs {
    padding: var(--spacing-xs);
}

.p-s {
    padding: var(--spacing-s);
}

.p-m {
    padding: var(--spacing-m);
}

.p-l {
    padding: var(--spacing-l);
}

.p-xl {
    padding: var(--spacing-xl);
}

.p-2xl {
    padding: var(--spacing-2xl);
}

.p-3xl {
    padding: var(--spacing-3xl);
}

.m-0 {
    margin: 0;
}

.m-xs {
    margin: var(--spacing-xs);
}

.m-s {
    margin: var(--spacing-s);
}

.m-m {
    margin: var(--spacing-m);
}

.m-l {
    margin: var(--spacing-l);
}

.m-xl {
    margin: var(--spacing-xl);
}

.m-2xl {
    margin: var(--spacing-2xl);
}

.m-3xl {
    margin: var(--spacing-3xl);
}

/* Text Colors */
.text-primary {
    color: var(--text-primary);
}

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

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

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

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

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

.text-red {
    color: var(--error-red);
}

/* Flex Utilities */
.flex {
    display: flex;
}

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

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

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

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

.gap-xs {
    gap: var(--spacing-xs);
}

.gap-s {
    gap: var(--spacing-s);
}

.gap-m {
    gap: var(--spacing-m);
}

.gap-l {
    gap: var(--spacing-l);
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 768px) {
    .sidebar-premium {
        width: 200px;
    }

    .stat-card {
        padding: var(--spacing-l);
    }

    .premium-card {
        padding: var(--spacing-l);
    }

    h1 {
        font-size: 2rem;
    }

    h2 {
        font-size: 1.5rem;
    }

    h3 {
        font-size: 1.25rem;
    }
}

/* ============================================
   SCROLLBAR STYLING
   ============================================ */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--background-dark);
}

::-webkit-scrollbar-thumb {
    background: var(--surface-light);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-purple);
}