:root {
    --portal-primary: #1e3a8a;
    --portal-primary-hover: #172554;
    --portal-accent: #0284c7;
    --portal-sidebar-bg: #0f172a;
    --portal-sidebar-hover: #1e293b;
    --portal-sidebar-active: #3b82f6;
    --portal-bg: #f8fafc;
    --portal-card-bg: #ffffff;
    --portal-border: #e2e8f0;
    --portal-text: #0f172a;
    --portal-text-muted: #64748b;
    --portal-success: #10b981;
    --portal-warning: #f59e0b;
    --portal-danger: #ef4444;
    --portal-info: #06b6d4;
    --portal-zatca: #6366f1;
    --portal-eta: #0ea5e9;
}

body {
    background-color: var(--portal-bg);
    color: var(--portal-text);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    min-height: 100vh;
    overflow-x: hidden;
}

/* ==========================================================================
   LAYOUT STRUCTURE
   ========================================================================== */
#portal-wrapper {
    display: flex;
    min-height: 100vh;
    width: 100%;
}

#portal-sidebar {
    width: 265px;
    background-color: var(--portal-sidebar-bg);
    color: #f8fafc;
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    box-shadow: 2px 0 10px rgba(0, 0, 0, 0.05);
    z-index: 1020;
    transition: all 0.25s ease-in-out;
    height: 100vh;
    position: sticky;
    top: 0;
    overflow-y: auto;
}

#portal-sidebar .sub-nav-links {
    list-style: none;
    padding: 0.25rem 0 0.25rem 0.75rem;
    margin: 0;
}

#portal-sidebar .sub-nav-item {
    margin-bottom: 0.15rem;
}

#portal-sidebar .sub-nav-link {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.45rem 0.85rem;
    color: #94a3b8;
    border-radius: 0.375rem;
    font-size: 0.815rem;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.15s ease;
    border-left: 2px solid transparent;
}

#portal-sidebar .sub-nav-link:hover {
    background-color: var(--portal-sidebar-hover);
    color: #f8fafc;
}

#portal-sidebar .sub-nav-link.active {
    background-color: rgba(59, 130, 246, 0.18);
    color: #60a5fa;
    border-left-color: #3b82f6;
    font-weight: 600;
}

#portal-sidebar .sub-nav-link i {
    font-size: 0.95rem;
    opacity: 0.85;
}

#portal-sidebar .sidebar-section-item {
    margin-bottom: 0.35rem;
}

#portal-sidebar .section-parent-btn {
    cursor: pointer;
    user-select: none;
    position: relative;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.7rem 1rem;
    color: #94a3b8;
    border-radius: 0.5rem;
    font-size: 0.925rem;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.15s ease;
}

#portal-sidebar .section-parent-btn:hover {
    background-color: var(--portal-sidebar-hover);
    color: #f8fafc;
}

#portal-sidebar .sidebar-section-item.section-active > .section-parent-btn,
#portal-sidebar .section-parent-btn.active {
    background-color: rgba(59, 130, 246, 0.15);
    color: #93c5fd;
    font-weight: 600;
}

#portal-sidebar .section-chevron {
    font-size: 0.75rem;
    transition: transform 0.2s ease;
    opacity: 0.7;
    padding: 0.2rem;
}

#portal-sidebar .section-chevron:hover {
    opacity: 1;
}

#portal-sidebar .sidebar-section-item.collapsed .sub-nav-links {
    display: none;
}

#portal-sidebar .sidebar-section-item.collapsed .section-chevron {
    transform: rotate(-90deg);
}

#portal-sidebar .brand-header {
    height: 64px;
    display: flex;
    align-items: center;
    padding: 0 1.25rem;
    background-color: #090d16;
    border-bottom: 1px solid #1e293b;
}

#portal-sidebar .brand-title {
    font-size: 1.1rem;
    font-weight: 700;
    letter-spacing: -0.025em;
    color: #ffffff;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

#portal-sidebar .nav-links {
    list-style: none;
    padding: 1rem 0.75rem;
    margin: 0;
    flex-grow: 1;
}

#portal-sidebar .nav-item {
    margin-bottom: 0.35rem;
}

#portal-sidebar .nav-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.7rem 1rem;
    color: #94a3b8;
    border-radius: 0.5rem;
    font-size: 0.925rem;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.15s ease;
}

#portal-sidebar .nav-link:hover {
    background-color: var(--portal-sidebar-hover);
    color: #f8fafc;
}

#portal-sidebar .nav-link.active {
    background-color: var(--portal-sidebar-active);
    color: #ffffff;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

#portal-sidebar .nav-link i {
    font-size: 1.15rem;
}

#portal-content-wrapper {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    min-width: 0;
}

/* ==========================================================================
   TOPBAR
   ========================================================================== */
#portal-topbar {
    height: 64px;
    background-color: #ffffff;
    border-bottom: 1px solid var(--portal-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 1.5rem;
    position: sticky;
    top: 0;
    z-index: 1010;
}

.topbar-left {
    display: flex;
    align-items: center;
    gap: 1.25rem;
}

.topbar-right {
    display: flex;
    align-items: center;
    gap: 1.25rem;
}

.authority-switcher {
    display: flex;
    background-color: #f1f5f9;
    border-radius: 0.5rem;
    padding: 0.2rem;
    border: 1px solid var(--portal-border);
}

.authority-btn {
    border: none;
    background: transparent;
    padding: 0.3rem 0.85rem;
    font-size: 0.825rem;
    font-weight: 600;
    color: #64748b;
    border-radius: 0.375rem;
    cursor: pointer;
    transition: all 0.15s ease;
}

.authority-btn.active {
    background-color: #ffffff;
    color: var(--portal-primary);
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.1);
}

.branch-select-control {
    font-size: 0.85rem;
    border-radius: 0.5rem;
    border: 1px solid var(--portal-border);
    padding: 0.35rem 0.85rem;
    background-color: #f8fafc;
    font-weight: 500;
}

.live-clock-pill {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background-color: #f1f5f9;
    padding: 0.35rem 0.85rem;
    border-radius: 2rem;
    font-size: 0.825rem;
    font-family: monospace;
    font-weight: 600;
    color: #334155;
    border: 1px solid var(--portal-border);
}

.portal-header-pill {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.35rem 0.95rem;
    border-radius: 2rem;
    font-size: 0.825rem;
    font-weight: 700;
    letter-spacing: 0.02em;
}

.portal-header-zatca {
    background-color: #eef2ff;
    color: #4338ca;
    border: 1px solid #c7d2fe;
}

.portal-header-eta {
    background-color: #f0f9ff;
    color: #0369a1;
    border: 1px solid #bae6fd;
}

.pulse-dot {
    width: 8px;
    height: 8px;
    background-color: var(--portal-success);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
    70% { transform: scale(1); box-shadow: 0 0 0 6px rgba(16, 185, 129, 0); }
    100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

/* ==========================================================================
   CARDS & KPIS
   ========================================================================== */
.kpi-card {
    background: #ffffff;
    border-radius: 0.75rem;
    border: 1px solid var(--portal-border);
    padding: 1.25rem;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.kpi-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.08);
}

.kpi-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 0.75rem;
}

.kpi-title {
    font-size: 0.825rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--portal-text-muted);
}

.kpi-icon-wrap {
    width: 38px;
    height: 38px;
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
}

.kpi-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--portal-text);
    line-height: 1.2;
}

.kpi-subtext {
    font-size: 0.8rem;
    color: var(--portal-text-muted);
    margin-top: 0.35rem;
}

/* Colors */
.kpi-primary .kpi-icon-wrap { background-color: #eff6ff; color: #2563eb; }
.kpi-success .kpi-icon-wrap { background-color: #ecfdf5; color: #059669; }
.kpi-danger .kpi-icon-wrap { background-color: #fef2f2; color: #dc2626; }
.kpi-warning .kpi-icon-wrap { background-color: #fffbeb; color: #d97706; }
.kpi-info .kpi-icon-wrap { background-color: #ecfeff; color: #0891b2; }

/* ==========================================================================
   STATUS BADGES
   ========================================================================== */
.badge-status {
    padding: 0.3em 0.65em;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 0.375rem;
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
}

.badge-reported, .badge-accepted {
    background-color: #dcfce7;
    color: #15803d;
    border: 1px solid #bbf7d0;
}

.badge-rejected, .badge-failed {
    background-color: #fee2e2;
    color: #b91c1c;
    border: 1px solid #fecaca;
}

.badge-warning {
    background-color: #fef3c7;
    color: #b45309;
    border: 1px solid #fde68a;
}

.badge-pending {
    background-color: #ffedd5;
    color: #c2410c;
    border: 1px solid #fed7aa;
}

.badge-zatca {
    background-color: #e0e7ff;
    color: #4338ca;
    border: 1px solid #c7d2fe;
}

.badge-eta {
    background-color: #e0f2fe;
    color: #0369a1;
    border: 1px solid #bae6fd;
}

/* ==========================================================================
   TABLES
   ========================================================================== */
.portal-table-container {
    background: #ffffff;
    border-radius: 0.75rem;
    border: 1px solid var(--portal-border);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
    overflow: hidden;
}

.portal-table {
    margin-bottom: 0;
    font-size: 0.875rem;
}

.portal-table thead th {
    background-color: #f8fafc;
    border-bottom: 1px solid var(--portal-border);
    color: #475569;
    font-weight: 600;
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    padding: 0.85rem 1rem;
    white-space: nowrap;
}

.portal-table tbody td {
    padding: 0.85rem 1rem;
    vertical-align: middle;
    border-bottom: 1px solid #f1f5f9;
}

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

/* ==========================================================================
   FILTER BAR & ACTIONS
   ========================================================================== */
.filter-card {
    background: #ffffff;
    border: 1px solid var(--portal-border);
    border-radius: 0.75rem;
    padding: 1.15rem;
    margin-bottom: 1.5rem;
}

/* ==========================================================================
   MODAL WINDOWS & TABS
   ========================================================================== */
.modal-detail-header {
    background: #f8fafc;
    border-bottom: 1px solid var(--portal-border);
    padding: 1.25rem 1.5rem;
}

.payload-box {
    background: #0f172a;
    color: #e2e8f0;
    border-radius: 0.5rem;
    padding: 1rem;
    font-family: "Courier New", Courier, monospace;
    font-size: 0.825rem;
    max-height: 450px;
    overflow-y: auto;
    white-space: pre-wrap;
    word-break: break-all;
}

.qr-code-box {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    background: #f8fafc;
    border: 1px dashed var(--portal-border);
    border-radius: 0.75rem;
}

/* Toast Container */
#toast-container {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    z-index: 1090;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}