/* ==========================================================================
   MAGER ID - MODERN SAAS DESIGN SYSTEM
   Clean, Professional, Enterprise SaaS Light Theme (Vercel & Stripe Inspired)
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&display=swap');
@import url('https://cdn.jsdelivr.net/npm/bootstrap-icons@1.11.3/font/bootstrap-icons.min.css');

:root {
    /* Color Palette */
    --primary: #4f46e5;
    --primary-hover: #4338ca;
    --primary-light: #eef2ff;
    --primary-border: #c7d2fe;
    
    --secondary: #64748b;
    --secondary-light: #f1f5f9;
    
    --success: #10b981;
    --success-hover: #059669;
    --success-light: #ecfdf5;
    --success-border: #a7f3d0;
    
    --warning: #f59e0b;
    --warning-light: #fffbeb;
    --warning-border: #fde68a;
    
    --danger: #ef4444;
    --danger-light: #fef2f2;
    --danger-border: #fecaca;
    
    --dark: #0f172a;
    --slate-800: #1e293b;
    --slate-700: #334155;
    --slate-600: #475569;
    --slate-500: #64748b;
    --slate-400: #94a3b8;
    --slate-300: #cbd5e1;
    --slate-200: #e2e8f0;
    --slate-100: #f1f5f9;
    --slate-50: #f8fafc;
    
    --surface: #ffffff;
    --body-bg: #f8fafc;
    
    /* Elevation & Shadows */
    --shadow-xs: 0 1px 2px 0 rgba(15, 23, 42, 0.05);
    --shadow-sm: 0 1px 3px 0 rgba(15, 23, 42, 0.08), 0 1px 2px -1px rgba(15, 23, 42, 0.08);
    --shadow-md: 0 4px 6px -1px rgba(15, 23, 42, 0.07), 0 2px 4px -2px rgba(15, 23, 42, 0.05);
    --shadow-lg: 0 10px 15px -3px rgba(15, 23, 42, 0.08), 0 4px 6px -4px rgba(15, 23, 42, 0.04);
    --shadow-xl: 0 20px 25px -5px rgba(15, 23, 42, 0.09), 0 8px 10px -6px rgba(15, 23, 42, 0.04);
    --shadow-glow: 0 0 20px -2px rgba(79, 70, 229, 0.25);
    
    /* Radii */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --radius-full: 9999px;
    
    /* Transition */
    --transition-fast: all 0.15s ease-in-out;
    --transition-normal: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ==========================================================================
   Base Styles
   ========================================================================== */
body {
    background-color: var(--body-bg);
    color: var(--slate-700);
    font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Ambient subtle background mesh pattern */
body::before {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 400px;
    background: radial-gradient(circle at 50% -20%, rgba(99, 102, 241, 0.08), transparent 70%),
                radial-gradient(circle at 85% 10%, rgba(16, 185, 129, 0.04), transparent 50%);
    pointer-events: none;
    z-index: -1;
}

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

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

/* ==========================================================================
   Navbar
   ========================================================================== */
.navbar-custom {
    background: rgba(255, 255, 255, 0.88);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--slate-200);
    position: sticky;
    top: 0;
    z-index: 1020;
    transition: var(--transition-normal);
}

.brand-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    background: linear-gradient(135deg, #4f46e5 0%, #3b82f6 100%);
    color: white;
    border-radius: var(--radius-md);
    box-shadow: 0 4px 10px rgba(79, 70, 229, 0.3);
    font-size: 18px;
    transition: var(--transition-fast);
}

.brand-title {
    font-weight: 800;
    letter-spacing: -0.5px;
    font-size: 1.15rem;
    color: var(--dark);
    display: flex;
    align-items: center;
    gap: 8px;
}

.brand-tag {
    font-size: 10px;
    text-transform: uppercase;
    font-weight: 700;
    letter-spacing: 0.8px;
    padding: 2px 7px;
    border-radius: var(--radius-full);
    background: var(--primary-light);
    color: var(--primary);
    border: 1px solid var(--primary-border);
}

.nav-link-custom {
    color: var(--slate-600) !important;
    font-weight: 600;
    padding: 8px 16px !important;
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
    font-size: 13.5px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.nav-link-custom:hover {
    background-color: var(--slate-100);
    color: var(--dark) !important;
    transform: translateY(-1px);
}

.nav-link-custom.active {
    background: linear-gradient(135deg, rgba(79, 70, 229, 0.1) 0%, rgba(99, 102, 241, 0.05) 100%);
    color: var(--primary) !important;
    border: 1px solid var(--primary-border);
    box-shadow: var(--shadow-xs);
}

.user-badge {
    background: var(--surface);
    border: 1px solid var(--slate-200);
    padding: 6px 14px;
    border-radius: var(--radius-full);
    font-size: 13px;
    font-weight: 600;
    color: var(--slate-700);
    display: inline-flex;
    align-items: center;
    gap: 8px;
    box-shadow: var(--shadow-xs);
}

.user-avatar {
    width: 24px;
    height: 24px;
    background: linear-gradient(135deg, #e0e7ff 0%, #c7d2fe 100%);
    color: var(--primary);
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 700;
}

.btn-logout {
    border-radius: var(--radius-full);
    padding: 6px 14px;
    font-size: 13px;
    font-weight: 600;
    background: #fff;
    color: var(--danger);
    border: 1px solid var(--danger-border);
    transition: var(--transition-fast);
}

.btn-logout:hover {
    background: var(--danger);
    color: #fff;
    border-color: var(--danger);
    box-shadow: 0 4px 10px rgba(239, 68, 68, 0.25);
    transform: translateY(-1px);
}

/* ==========================================================================
   Cards & Layout
   ========================================================================== */
.card {
    background: var(--surface);
    border: 1px solid var(--slate-200);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    margin-bottom: 24px;
    transition: var(--transition-normal);
    overflow: hidden;
}

.card:hover {
    box-shadow: var(--shadow-md);
    border-color: #cbd5e1;
}

.card-header {
    background: var(--surface);
    border-bottom: 1px solid var(--slate-100);
    padding: 16px 22px;
    font-weight: 700;
    font-size: 0.95rem;
    color: var(--dark);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.card-body {
    padding: 22px;
}

/* Filter Card */
.filter-card {
    background: var(--surface);
    border: 1px solid var(--slate-200);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-xs);
    margin-bottom: 24px;
    padding: 14px 20px;
}

/* ==========================================================================
   Stat Cards (KPI Cards)
   ========================================================================== */
.stat-card {
    position: relative;
    background: var(--surface);
    border: 1px solid var(--slate-200);
    border-radius: var(--radius-lg);
    padding: 22px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    overflow: hidden;
}

.stat-card::after {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--primary);
    border-radius: 4px 0 0 4px;
}

.stat-card.emerald::after { background: var(--success); }
.stat-card.amber::after { background: var(--warning); }
.stat-card.blue::after { background: #0284c7; }
.stat-card.indigo::after { background: var(--primary); }

.stat-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
    border-color: var(--slate-300);
}

.stat-label {
    font-size: 12px;
    font-weight: 700;
    color: var(--slate-500);
    text-transform: uppercase;
    letter-spacing: 0.7px;
    margin-bottom: 6px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.stat-value {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--dark);
    letter-spacing: -0.5px;
    margin-bottom: 0;
}

.stat-icon-wrapper {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    flex-shrink: 0;
}

.stat-icon-wrapper.indigo { background: var(--primary-light); color: var(--primary); }
.stat-icon-wrapper.emerald { background: var(--success-light); color: var(--success); }
.stat-icon-wrapper.amber { background: var(--warning-light); color: var(--warning); }
.stat-icon-wrapper.blue { background: #e0f2fe; color: #0284c7; }

/* ==========================================================================
   Tables & DataTables
   ========================================================================== */
.table-container {
    border-radius: var(--radius-md);
    border: 1px solid var(--slate-200);
    overflow: hidden;
}

.table {
    margin-bottom: 0;
    color: var(--slate-700);
    font-size: 13.5px;
}

.table thead th {
    background-color: #f8fafc;
    color: var(--slate-600);
    text-transform: uppercase;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.6px;
    padding: 13px 18px;
    border-bottom: 1px solid var(--slate-200);
    vertical-align: middle;
}

.table tbody td {
    padding: 14px 18px;
    vertical-align: middle;
    border-bottom: 1px solid var(--slate-100);
}

.table tbody tr {
    transition: var(--transition-fast);
}

.table-hover tbody tr:hover td {
    background-color: rgba(241, 245, 249, 0.6);
}

/* DataTables Overrides */
.dataTables_wrapper .dataTables_length,
.dataTables_wrapper .dataTables_filter {
    margin-bottom: 16px;
    font-size: 13px;
    font-weight: 600;
    color: var(--slate-600);
}

.dataTables_wrapper .dataTables_filter input {
    border: 1px solid var(--slate-300);
    border-radius: var(--radius-sm);
    padding: 6px 14px;
    font-size: 13px;
    background: #fff;
    margin-left: 8px;
    outline: none;
    transition: var(--transition-fast);
}

.dataTables_wrapper .dataTables_filter input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.15);
}

.dataTables_wrapper .dataTables_info {
    font-size: 13px;
    font-weight: 500;
    color: var(--slate-500);
    padding-top: 14px;
}

.dataTables_wrapper .dataTables_paginate {
    padding-top: 12px;
}

.page-item .page-link {
    font-size: 13px;
    font-weight: 600;
    color: var(--slate-700);
    border: 1px solid var(--slate-200);
    border-radius: var(--radius-sm);
    margin: 0 2px;
    padding: 6px 12px;
    transition: var(--transition-fast);
}

.page-item.active .page-link {
    background-color: var(--primary);
    border-color: var(--primary);
    color: #fff;
    box-shadow: 0 2px 6px rgba(79, 70, 229, 0.3);
}

.page-item:not(.active) .page-link:hover {
    background-color: var(--slate-100);
    color: var(--dark);
}

/* ==========================================================================
   Badges & Tags
   ========================================================================== */
.badge-status {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 5px 11px;
    border-radius: var(--radius-full);
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.2px;
}

.badge-status.active {
    background-color: var(--success-light);
    color: #065f46;
    border: 1px solid var(--success-border);
}

.badge-status.active::before {
    content: "";
    width: 6px;
    height: 6px;
    background-color: var(--success);
    border-radius: 50%;
}

.badge-status.pending {
    background-color: var(--warning-light);
    color: #92400e;
    border: 1px solid var(--warning-border);
}

.badge-status.pending::before {
    content: "";
    width: 6px;
    height: 6px;
    background-color: var(--warning);
    border-radius: 50%;
}

/* Rank Badges */
.badge-rank {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 800;
}

.badge-rank-1 {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
    color: white;
    box-shadow: 0 3px 8px rgba(245, 158, 11, 0.4);
}

.badge-rank-2 {
    background: linear-gradient(135deg, #94a3b8 0%, #64748b 100%);
    color: white;
    box-shadow: 0 3px 8px rgba(100, 116, 139, 0.3);
}

.badge-rank-3 {
    background: linear-gradient(135deg, #d97706 0%, #b45309 100%);
    color: white;
    box-shadow: 0 3px 8px rgba(180, 83, 9, 0.3);
}

.badge-rank-other {
    background: var(--slate-100);
    color: var(--slate-600);
    border: 1px solid var(--slate-300);
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
    font-family: inherit;
    font-weight: 600;
    border-radius: var(--radius-sm);
    padding: 8px 18px;
    font-size: 13.5px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: var(--transition-fast);
}

.btn-primary {
    background: linear-gradient(135deg, #4f46e5 0%, #4338ca 100%);
    border: 1px solid #4338ca;
    color: white;
    box-shadow: 0 2px 4px rgba(79, 70, 229, 0.2);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #4338ca 0%, #3730a3 100%);
    border-color: #3730a3;
    color: white;
    transform: translateY(-1px);
    box-shadow: 0 4px 10px rgba(79, 70, 229, 0.3);
}

.btn-success, .btn-emerald {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    border: 1px solid #059669;
    color: white;
    box-shadow: 0 2px 4px rgba(16, 185, 129, 0.2);
}

.btn-success:hover, .btn-emerald:hover {
    background: linear-gradient(135deg, #059669 0%, #047857 100%);
    border-color: #047857;
    color: white;
    transform: translateY(-1px);
    box-shadow: 0 4px 10px rgba(16, 185, 129, 0.3);
}

.btn-dark {
    background: #0f172a;
    border: 1px solid #0f172a;
    color: white;
    box-shadow: 0 2px 4px rgba(15, 23, 42, 0.15);
}

.btn-dark:hover {
    background: #1e293b;
    border-color: #1e293b;
    color: white;
    transform: translateY(-1px);
    box-shadow: 0 4px 10px rgba(15, 23, 42, 0.25);
}

.btn-copy {
    background: #f1f5f9;
    border: 1px solid var(--slate-300);
    color: var(--slate-700);
    font-size: 12px;
    padding: 5px 12px;
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
}

.btn-copy:hover {
    background: var(--dark);
    color: white;
    border-color: var(--dark);
    transform: translateY(-1px);
}

/* ==========================================================================
   Form Controls
   ========================================================================== */
.form-label {
    font-size: 13px;
    font-weight: 600;
    color: var(--slate-700);
    margin-bottom: 6px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.form-control, .form-select {
    border: 1px solid var(--slate-300);
    background-color: #ffffff;
    color: var(--slate-800);
    font-weight: 500;
    font-size: 13.5px;
    border-radius: var(--radius-sm);
    padding: 9px 14px;
    transition: var(--transition-fast);
}

.form-control:focus, .form-select:focus {
    background-color: #ffffff;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.15);
    color: var(--slate-900);
}

.form-control-sm, .form-select-sm {
    padding: 6px 12px;
    font-size: 13px;
}

.copy-box {
    background: var(--slate-50);
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    font-size: 13.5px;
    border: 1px dashed var(--slate-300);
    color: var(--dark);
    word-break: break-all;
}

/* ==========================================================================
   Login Page Styling (Modern Floating Card)
   ========================================================================== */
.login-body {
    background-color: #f8fafc;
    background-image: 
        radial-gradient(at 0% 0%, rgba(99, 102, 241, 0.12) 0px, transparent 50%),
        radial-gradient(at 100% 100%, rgba(16, 185, 129, 0.08) 0px, transparent 50%),
        radial-gradient(at 50% 50%, rgba(241, 245, 249, 0.5) 0px, transparent 50%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.login-wrapper {
    width: 100%;
    padding: 24px 16px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.login-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(226, 232, 240, 0.9);
    border-radius: var(--radius-xl);
    box-shadow: 0 20px 40px -10px rgba(15, 23, 42, 0.08), 0 0 1px 1px rgba(0, 0, 0, 0.02);
    width: 100%;
    max-width: 440px;
    padding: 42px 36px;
    position: relative;
}

.login-brand-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #4f46e5 0%, #3b82f6 100%);
    color: white;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    margin: 0 auto 20px;
    box-shadow: 0 8px 20px rgba(79, 70, 229, 0.3);
}

.login-title {
    font-weight: 800;
    font-size: 1.5rem;
    color: var(--dark);
    letter-spacing: -0.5px;
    margin-bottom: 4px;
}

.login-subtitle {
    color: var(--slate-500);
    font-size: 13.5px;
    font-weight: 500;
    margin-bottom: 28px;
}

.input-icon-group {
    position: relative;
}

.input-icon-group .input-icon {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--slate-400);
    font-size: 16px;
    pointer-events: none;
    transition: var(--transition-fast);
}

.input-icon-group .form-control {
    padding-left: 42px;
}

.input-icon-group .form-control:focus + .input-icon,
.input-icon-group .form-control:focus ~ .input-icon {
    color: var(--primary);
}

.password-toggle-btn {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    background: transparent;
    border: none;
    color: var(--slate-400);
    font-size: 16px;
    cursor: pointer;
    padding: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
}

.password-toggle-btn:hover {
    color: var(--dark);
}

.btn-login {
    width: 100%;
    padding: 12px;
    font-size: 14.5px;
    font-weight: 700;
    border-radius: var(--radius-sm);
    background: linear-gradient(135deg, #4f46e5 0%, #4338ca 100%);
    color: white;
    border: none;
    box-shadow: 0 4px 12px rgba(79, 70, 229, 0.3);
    transition: var(--transition-fast);
}

.btn-login:hover {
    background: linear-gradient(135deg, #4338ca 0%, #3730a3 100%);
    transform: translateY(-2px);
    box-shadow: 0 8px 18px rgba(79, 70, 229, 0.4);
    color: white;
}

/* ==========================================================================
   Modals
   ========================================================================== */
.modal-content {
    background: #ffffff;
    border: 1px solid var(--slate-200);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
}

.modal-header {
    border-bottom: 1px solid var(--slate-100);
    padding: 18px 24px;
}

.modal-footer {
    border-top: 1px solid var(--slate-100);
    padding: 16px 24px;
}

.modal-title {
    font-weight: 700;
    color: var(--dark);
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

/* ==========================================================================
   Chart Wrapper
   ========================================================================== */
.chart-wrapper {
    position: relative;
    width: 100%;
    height: 340px;
}

@media (max-width: 768px) {
    .chart-wrapper {
        height: 250px;
    }
}