/* ==============================================================================
   MAHACRED PLATFORM — ENTERPRISE FINANCIAL DESIGN SYSTEM (CSS3)
   Aesthetics: Modern Fintech • Government Digital Platform • Sovereign Cloud
   ============================================================================== */

:root {
    /* Sovereign Dark & Navy Palette */
    --primary: #0a1628;
    --primary-light: #152642;
    --primary-dark: #060e1a;
    --sidebar-bg: #0b172a;
    --sidebar-border: rgba(255, 255, 255, 0.08);

    /* Brand Accents */
    --accent: #2563eb;
    --accent-hover: #1d4ed8;
    --accent-light: #dbeafe;
    --cyan: #0891b2;
    --cyan-light: #e0f2fe;
    
    /* Sovereign Gold / Official Seal */
    --gold: #d97706;
    --gold-hover: #b45309;
    --gold-light: #fef3c7;

    /* Semantic Feedback */
    --success: #059669;
    --success-bg: #ecfdf5;
    --success-border: #a7f3d0;
    --warning: #d97706;
    --warning-bg: #fffbeb;
    --warning-border: #fde68a;
    --danger: #dc2626;
    --danger-bg: #fef2f2;
    --danger-border: #fecaca;
    --info: #0284c7;
    --info-bg: #f0f9ff;
    --info-border: #bae6fd;

    /* Surfaces & Neutrals */
    --bg-main: #f8fafc;
    --bg-surface: #ffffff;
    --bg-elevated: #ffffff;
    --border: #e2e8f0;
    --border-strong: #cbd5e1;
    --border-light: #f1f5f9;

    /* Typography Colors */
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #64748b;
    --text-subtle: #94a3b8;
    --text-inverse: #ffffff;

    /* Shadows */
    --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.04);
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.06), 0 1px 2px -1px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 4px 6px -1px rgba(15, 23, 42, 0.06), 0 2px 4px -2px rgba(15, 23, 42, 0.04);
    --shadow-lg: 0 10px 15px -3px rgba(15, 23, 42, 0.08), 0 4px 6px -4px rgba(15, 23, 42, 0.03);
    --shadow-xl: 0 20px 25px -5px rgba(15, 23, 42, 0.1), 0 8px 10px -6px rgba(15, 23, 42, 0.04);
    --shadow-glow: 0 0 15px rgba(37, 99, 235, 0.2);

    /* Dimensions & Radii */
    --sidebar-width: 270px;
    --topbar-height: 70px;
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-pill: 9999px;

    /* Animation Tokens */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

/* ==============================================================================
   RESET & CORE BASE
   ============================================================================== */

*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 14px;
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
    background-color: var(--bg-main);
    color: var(--text-primary);
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

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

/* Accessible reduced motion support */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* ==============================================================================
   LAYOUT & SHELL
   ============================================================================== */

.app-wrapper {
    display: flex;
    min-height: 100vh;
    background-color: var(--bg-main);
}

/* Sidebar */
.sidebar {
    width: var(--sidebar-width);
    background: linear-gradient(180deg, var(--sidebar-bg) 0%, #081120 100%);
    color: #f1f5f9;
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    z-index: 50;
    border-right: 1px solid var(--sidebar-border);
    transition: transform var(--transition-normal);
}

.sidebar-brand {
    height: var(--topbar-height);
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 0 22px;
    border-bottom: 1px solid var(--sidebar-border);
    background-color: rgba(6, 14, 26, 0.6);
}

.brand-emblem {
    width: 38px;
    height: 38px;
    border-radius: var(--radius-md);
    background: linear-gradient(135deg, var(--accent) 0%, #1e40af 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    box-shadow: 0 2px 8px rgba(37, 99, 235, 0.4);
}

.brand-title {
    display: flex;
    flex-direction: column;
}

.brand-name {
    font-size: 17px;
    font-weight: 800;
    letter-spacing: 0.8px;
    color: #ffffff;
    line-height: 1.1;
}

.brand-subtitle {
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 0.5px;
    color: var(--gold);
    text-transform: uppercase;
}

.sidebar-nav {
    flex: 1;
    overflow-y: auto;
    padding: 18px 14px 24px;
}

.sidebar-nav::-webkit-scrollbar {
    width: 4px;
}
.sidebar-nav::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
}

.nav-section-title {
    font-size: 10.5px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: #64748b;
    margin: 18px 10px 8px;
}

.nav-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 9px 12px;
    border-radius: var(--radius-sm);
    color: #94a3b8;
    font-weight: 500;
    font-size: 13.5px;
    margin-bottom: 2px;
    transition: all var(--transition-fast);
    border-left: 3px solid transparent;
}

.nav-link:hover {
    color: #ffffff;
    background-color: rgba(255, 255, 255, 0.05);
    text-decoration: none;
}

.nav-link.active {
    color: #ffffff;
    background: linear-gradient(90deg, rgba(37, 99, 235, 0.15) 0%, rgba(37, 99, 235, 0.03) 100%);
    border-left-color: var(--accent);
    font-weight: 600;
}

.nav-link.disabled {
    color: #475569;
    cursor: default;
}
.nav-link.disabled:hover {
    background-color: transparent;
    color: #475569;
}

.nav-tag-phase {
    font-size: 9px;
    padding: 2px 6px;
    border-radius: 4px;
    background-color: rgba(255, 255, 255, 0.06);
    color: #94a3b8;
    font-weight: 600;
    text-transform: uppercase;
}

/* Main Content Wrapper */
.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    display: flex;
    flex-direction: column;
    min-width: 0;
    min-height: 100vh;
}

/* Topbar */
.topbar {
    height: var(--topbar-height);
    background-color: rgba(255, 255, 255, 0.94);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 28px;
    position: sticky;
    top: 0;
    z-index: 30;
}

.topbar-left {
    display: flex;
    align-items: center;
    gap: 16px;
}

.mobile-toggle {
    display: none;
    background: transparent;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    width: 36px;
    height: 36px;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    color: var(--text-primary);
    cursor: pointer;
}

.tenant-selector-wrapper {
    display: flex;
    align-items: center;
    gap: 10px;
}

.tenant-selector-pill {
    display: flex;
    align-items: center;
    gap: 8px;
    background-color: #f1f5f9;
    border: 1px solid var(--border);
    padding: 6px 14px;
    border-radius: var(--radius-pill);
    font-size: 12.5px;
    font-weight: 600;
    color: var(--text-primary);
}

.live-indicator-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--success);
    box-shadow: 0 0 0 2px rgba(5, 150, 105, 0.2);
    animation: pulseGlow 2s infinite;
}

@keyframes pulseGlow {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.topbar-right {
    display: flex;
    align-items: center;
    gap: 18px;
}

.user-profile-badge {
    display: flex;
    align-items: center;
    gap: 12px;
}

.avatar-circle {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 14px;
    box-shadow: var(--shadow-sm);
    border: 2px solid #ffffff;
}

/* Content Container */
.container {
    flex: 1;
    padding: 28px 32px 48px;
    max-width: 1440px;
    margin: 0 auto;
    width: 100%;
}

/* ==============================================================================
   PAGE HEADERS & METRICS
   ============================================================================== */

.page-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: 28px;
    flex-wrap: wrap;
    gap: 16px;
}

.page-title {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.3px;
    line-height: 1.2;
}

.page-subtitle {
    font-size: 13.5px;
    color: var(--text-secondary);
    margin-top: 4px;
}

/* KPI Stat Cards Grid */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
    margin-bottom: 28px;
}

.kpi-card {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 20px 22px;
    box-shadow: var(--shadow-sm);
    position: relative;
    overflow: hidden;
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.kpi-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.kpi-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: transparent;
}

.kpi-card.kpi-primary::before { background: var(--accent); }
.kpi-card.kpi-success::before { background: var(--success); }
.kpi-card.kpi-gold::before { background: var(--gold); }
.kpi-card.kpi-info::before { background: var(--cyan); }

.kpi-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 10px;
}

.kpi-label {
    font-size: 12.5px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.kpi-icon {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    background-color: #f8fafc;
    border: 1px solid var(--border);
}

.kpi-value {
    font-size: 26px;
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1.15;
    letter-spacing: -0.5px;
    margin-bottom: 6px;
}

.kpi-meta {
    font-size: 12px;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 6px;
}

/* ==============================================================================
   CARDS & PANELS
   ============================================================================== */

.card {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    margin-bottom: 24px;
    overflow: hidden;
}

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

.card-header {
    padding: 18px 24px;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    background-color: #ffffff;
}

.card-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.card-subtitle {
    font-size: 12.5px;
    color: var(--text-secondary);
    margin-top: 2px;
}

.card-body {
    padding: 24px;
}

/* ==============================================================================
   TABS WORKBENCH
   ============================================================================== */

.workbench-tabs {
    display: flex;
    border-bottom: 1px solid var(--border);
    background-color: #f8fafc;
    padding: 0 16px;
    gap: 4px;
    overflow-x: auto;
}

.tab-btn {
    padding: 14px 18px;
    background: transparent;
    border: none;
    border-bottom: 2px solid transparent;
    font-size: 13.5px;
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    white-space: nowrap;
    transition: all var(--transition-fast);
}

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

.tab-btn.active {
    color: var(--accent);
    border-bottom-color: var(--accent);
    background-color: #ffffff;
}

.tab-pane {
    display: none;
}
.tab-pane.active {
    display: block;
    animation: fadeIn 0.2s ease-in-out;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(3px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ==============================================================================
   FINANCIAL DATA TABLES
   ============================================================================== */

.table-responsive {
    overflow-x: auto;
    width: 100%;
}

.table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
    text-align: left;
}

.table th {
    background-color: #f8fafc;
    padding: 12px 18px;
    font-weight: 600;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border);
    text-transform: uppercase;
    font-size: 11.5px;
    letter-spacing: 0.5px;
    white-space: nowrap;
}

.table td {
    padding: 14px 18px;
    border-bottom: 1px solid var(--border);
    color: var(--text-primary);
    vertical-align: middle;
}

.table-hover tbody tr:hover {
    background-color: #f8fafc;
}

.table-amount {
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    font-weight: 600;
    text-align: right;
}

.table-code {
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    font-size: 12px;
    color: var(--text-secondary);
}

.table-empty-state {
    text-align: center;
    padding: 42px 24px;
    color: var(--text-muted);
}

.table-empty-icon {
    font-size: 36px;
    margin-bottom: 10px;
    opacity: 0.7;
}

/* ==============================================================================
   BADGES & PILLS
   ============================================================================== */

.badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 9px;
    border-radius: var(--radius-pill);
    font-size: 11.5px;
    font-weight: 600;
    letter-spacing: 0.2px;
    line-height: 1.3;
}

.badge-success {
    background-color: var(--success-bg);
    color: var(--success);
    border: 1px solid var(--success-border);
}

.badge-warning {
    background-color: var(--warning-bg);
    color: var(--warning);
    border: 1px solid var(--warning-border);
}

.badge-danger {
    background-color: var(--danger-bg);
    color: var(--danger);
    border: 1px solid var(--danger-border);
}

.badge-info {
    background-color: var(--info-bg);
    color: var(--info);
    border: 1px solid var(--info-border);
}

.badge-primary {
    background-color: var(--accent-light);
    color: var(--accent);
    border: 1px solid rgba(37, 99, 235, 0.2);
}

.badge-gold {
    background-color: var(--gold-light);
    color: var(--gold-hover);
    border: 1px solid rgba(217, 119, 6, 0.2);
}

.badge-neutral {
    background-color: #f1f5f9;
    color: var(--text-secondary);
    border: 1px solid var(--border);
}

/* ==============================================================================
   BUTTONS & FORM ELEMENTS
   ============================================================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-weight: 600;
    font-size: 13.5px;
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    border: 1px solid transparent;
    cursor: pointer;
    transition: all var(--transition-fast);
    line-height: 1.4;
    text-decoration: none;
}

.btn:active {
    transform: translateY(1px);
}

.btn-primary {
    background: linear-gradient(180deg, var(--accent) 0%, #1d4ed8 100%);
    color: #ffffff;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.08);
}
.btn-primary:hover {
    background: #1d4ed8;
    color: #ffffff;
    text-decoration: none;
    box-shadow: 0 2px 6px rgba(37, 99, 235, 0.3);
}

.btn-outline {
    background-color: transparent;
    border-color: var(--border-strong);
    color: var(--text-primary);
}
.btn-outline:hover {
    background-color: #f1f5f9;
    color: var(--text-primary);
    text-decoration: none;
}

.btn-sm {
    padding: 5px 12px;
    font-size: 12px;
}

.btn-lg {
    padding: 12px 22px;
    font-size: 15px;
}

.btn-block {
    display: flex;
    width: 100%;
}

/* Form Controls */
.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    font-weight: 600;
    font-size: 13px;
    margin-bottom: 6px;
    color: var(--text-primary);
}

.form-control, .form-select {
    width: 100%;
    padding: 10px 14px;
    font-size: 13.5px;
    color: var(--text-primary);
    background-color: #ffffff;
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-sm);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    outline: none;
}

.form-control:focus, .form-select:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

.form-help {
    font-size: 11.5px;
    color: var(--text-muted);
    margin-top: 4px;
    display: block;
}

/* Alerts */
.alert {
    padding: 14px 18px;
    border-radius: var(--radius-sm);
    margin-bottom: 20px;
    display: flex;
    align-items: flex-start;
    gap: 12px;
    font-size: 13.5px;
}

.alert-icon {
    font-size: 16px;
    line-height: 1.2;
}

.alert-success {
    background-color: var(--success-bg);
    color: #065f46;
    border: 1px solid var(--success-border);
}

.alert-danger {
    background-color: var(--danger-bg);
    color: #991b1b;
    border: 1px solid var(--danger-border);
}

.alert-info {
    background-color: var(--info-bg);
    color: #075985;
    border: 1px solid var(--info-border);
}

/* ==============================================================================
   LOGIN / AUTHENTICATION INTERFACE
   ============================================================================== */

.auth-page-wrapper {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(circle at 50% 10%, #17283e 0%, #08111e 100%);
    padding: 24px;
}

.auth-card-modern {
    max-width: 460px;
    width: 100%;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(12px);
    border-radius: var(--radius-lg);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.4);
    border: 1px solid rgba(255, 255, 255, 0.2);
    overflow: hidden;
    animation: authEntrance 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes authEntrance {
    from { opacity: 0; transform: translateY(12px) scale(0.98); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

.auth-card-header {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    padding: 32px 36px 28px;
    text-align: center;
    color: #ffffff;
    border-bottom: 2px solid var(--gold);
}

.auth-card-header .emblem {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, #1d4ed8 0%, var(--accent) 100%);
    border-radius: var(--radius-md);
    margin: 0 auto 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.auth-title {
    font-size: 20px;
    font-weight: 800;
    letter-spacing: 0.8px;
    color: #ffffff;
}

.auth-badge-govt {
    display: inline-block;
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--gold);
    margin-top: 4px;
}

.auth-card-body {
    padding: 32px 36px;
}

.auth-card-footer {
    padding: 16px 36px 24px;
    text-align: center;
    font-size: 11.5px;
    color: var(--text-muted);
    border-top: 1px solid var(--border-light);
    background-color: #f8fafc;
}

/* ==============================================================================
   RESPONSIVE DESIGN SYSTEM
   ============================================================================== */

@media (max-width: 1024px) {
    .sidebar {
        transform: translateX(-100%);
    }
    .sidebar.open {
        transform: translateX(0);
        box-shadow: var(--shadow-xl);
    }
    .main-content {
        margin-left: 0;
    }
    .mobile-toggle {
        display: flex;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 20px 16px 36px;
    }
    .topbar {
        padding: 0 16px;
    }
    .page-header {
        flex-direction: column;
        align-items: flex-start;
    }
    .kpi-grid {
        grid-template-columns: 1fr;
    }
    .auth-card-modern {
        max-width: 100%;
    }
    .table th, .table td {
        padding: 10px 12px;
    }
}