@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:ital,wght@0,300;0,400;0,500;0,600;0,700;0,800;1,400;1,600&display=swap');

:root {
    --erp-navy: #0B173D;
    --erp-navy-dark: #070F2B;
    --erp-navy-light: #16265C;
    --erp-blue: #2349B8;
    --erp-blue-hover: #1B3AA0;
    --erp-blue-light: #EEF2FF;
    --erp-blue-subtle: #E0E7FF;
    --erp-red: #E5252A;
    --erp-red-hover: #C91D22;
    --erp-red-light: #FEE2E2;
    --erp-bg: #F4F6FB;
    --erp-card: #FFFFFF;
    --erp-border: #E2E8F0;
    --erp-border-light: #F1F5F9;
    --erp-text-main: #0F172A;
    --erp-text-body: #334155;
    --erp-text-muted: #64748B;
    --erp-text-dim: #94A3B8;
    --erp-success: #059669;
    --erp-success-bg: #ECFDF5;
    --erp-success-border: #A7F3D0;
    --erp-warning: #D97706;
    --erp-warning-bg: #FFFBEB;
    --erp-warning-border: #FDE68A;
    --erp-danger: #DC2626;
    --erp-danger-bg: #FEF2F2;
    --erp-danger-border: #FECACA;
    --erp-radius-sm: 6px;
    --erp-radius-md: 10px;
    --erp-radius-lg: 14px;
    --erp-radius-xl: 20px;
    --erp-shadow-sm: 0 1px 2px 0 rgba(15, 23, 42, 0.05);
    --erp-shadow-md: 0 4px 6px -1px rgba(15, 23, 42, 0.05), 0 2px 4px -2px rgba(15, 23, 42, 0.03);
    --erp-shadow-lg: 0 10px 15px -3px rgba(15, 23, 42, 0.06), 0 4px 6px -4px rgba(15, 23, 42, 0.03);
    --erp-shadow-xl: 0 20px 25px -5px rgba(15, 23, 42, 0.08), 0 8px 10px -6px rgba(15, 23, 42, 0.04);
    --rail-width: 68px;
    --sidebar-width: 240px;
    --topbar-height: 64px;
}

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

body {
    font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--erp-bg);
    color: var(--erp-text-body);
    font-size: 14px;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    min-height: 100vh;
}

/* Base Layout Structure */
.erp-layout-wrapper {
    display: flex;
    min-height: 100vh;
    background-color: var(--erp-bg);
    position: relative;
}

/* 1. Primary Left Nav Rail */
.erp-nav-rail {
    width: var(--rail-width);
    background-color: var(--erp-navy);
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 16px 0;
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    z-index: 100;
    border-right: 1px solid rgba(255, 255, 255, 0.06);
}

.erp-rail-brand {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    margin-bottom: 24px;
    border-radius: 12px;
    background: #FFFFFF;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
    overflow: hidden;
    padding: 3px;
    text-decoration: none;
    transition: transform 0.2s ease;
}

.erp-rail-brand:hover {
    transform: scale(1.05);
}

.erp-rail-brand img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.erp-rail-nav {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    width: 100%;
    flex: 1;
}

.erp-rail-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 52px;
    height: 52px;
    border-radius: 12px;
    color: var(--erp-text-dim);
    text-decoration: none;
    font-size: 10px;
    font-weight: 600;
    gap: 4px;
    transition: all 0.2s ease;
    position: relative;
}

.erp-rail-link svg {
    width: 20px;
    height: 20px;
    stroke-width: 1.9;
}

.erp-rail-link:hover {
    background-color: rgba(255, 255, 255, 0.08);
    color: #FFFFFF;
}

.erp-rail-link.active {
    background-color: var(--erp-blue);
    color: #FFFFFF;
    box-shadow: 0 4px 14px rgba(35, 73, 184, 0.4);
}

.erp-rail-bottom {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    margin-top: auto;
    width: 100%;
}

.erp-rail-user-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--erp-blue), #3b82f6);
    color: #FFFFFF;
    font-weight: 700;
    font-size: 13px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    border: 2px solid rgba(255, 255, 255, 0.15);
}

/* 2. Secondary Sub-sidebar */
.erp-sub-sidebar {
    width: var(--sidebar-width);
    background-color: #FFFFFF;
    border-right: 1px solid var(--erp-border);
    position: fixed;
    top: 0;
    bottom: 0;
    left: var(--rail-width);
    z-index: 90;
    display: flex;
    flex-direction: column;
    padding: 20px 16px;
    overflow-y: auto;
}

.erp-sub-header {
    margin-bottom: 20px;
}

.erp-sub-title {
    font-size: 16px;
    font-weight: 800;
    color: var(--erp-text-main);
    letter-spacing: -0.3px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.erp-sub-tagline {
    font-size: 12px;
    color: var(--erp-text-muted);
    margin-top: 2px;
    font-weight: 500;
}

.erp-btn-primary-block {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    background: var(--erp-blue);
    color: #FFFFFF;
    padding: 10px 14px;
    border-radius: var(--erp-radius-md);
    font-size: 13px;
    font-weight: 600;
    text-decoration: none;
    border: none;
    cursor: pointer;
    box-shadow: 0 4px 10px rgba(35, 73, 184, 0.2);
    transition: all 0.2s ease;
    margin-bottom: 24px;
}

.erp-btn-primary-block:hover {
    background: var(--erp-blue-hover);
    transform: translateY(-1px);
    box-shadow: 0 6px 14px rgba(35, 73, 184, 0.3);
}

.erp-sidebar-group {
    margin-bottom: 24px;
}

.erp-sidebar-group-title {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--erp-text-dim);
    margin-bottom: 10px;
    padding: 0 10px;
}

.erp-sidebar-nav {
    display: flex;
    flex-direction: column;
    gap: 3px;
}

.erp-sidebar-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 9px 12px;
    border-radius: var(--erp-radius-md);
    color: var(--erp-text-body);
    text-decoration: none;
    font-size: 13.5px;
    font-weight: 500;
    transition: all 0.15s ease;
}

.erp-sidebar-link-content {
    display: flex;
    align-items: center;
    gap: 10px;
}

.erp-sidebar-link svg {
    width: 17px;
    height: 17px;
    color: var(--erp-text-muted);
}

.erp-sidebar-link:hover {
    background-color: var(--erp-bg);
    color: var(--erp-text-main);
}

.erp-sidebar-link:hover svg {
    color: var(--erp-blue);
}

.erp-sidebar-link.active {
    background-color: var(--erp-blue-light);
    color: var(--erp-blue);
    font-weight: 700;
}

.erp-sidebar-link.active svg {
    color: var(--erp-blue);
}

.erp-badge-counter {
    background: #F1F5F9;
    color: var(--erp-text-muted);
    font-size: 11px;
    font-weight: 700;
    padding: 2px 8px;
    border-radius: 999px;
}

.erp-sidebar-link.active .erp-badge-counter {
    background: var(--erp-blue);
    color: #FFFFFF;
}

.erp-badge-counter.alert {
    background: var(--erp-red-light);
    color: var(--erp-red);
}

/* 3. Main Content Container & Header */
.erp-main-canvas {
    flex: 1;
    margin-left: calc(var(--rail-width) + var(--sidebar-width));
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    min-width: 0;
}

.erp-topbar {
    height: var(--topbar-height);
    background-color: #FFFFFF;
    border-bottom: 1px solid var(--erp-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 28px;
    position: sticky;
    top: 0;
    z-index: 80;
}

.erp-breadcrumbs {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--erp-text-muted);
    font-weight: 500;
}

.erp-breadcrumbs a {
    color: var(--erp-text-muted);
    text-decoration: none;
    transition: color 0.15s ease;
}

.erp-breadcrumbs a:hover {
    color: var(--erp-blue);
}

.erp-breadcrumbs-separator {
    color: var(--erp-text-dim);
}

.erp-breadcrumbs-current {
    color: var(--erp-text-main);
    font-weight: 700;
}

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

.erp-search-box {
    display: flex;
    align-items: center;
    background: #F8FAFC;
    border: 1px solid var(--erp-border);
    border-radius: var(--erp-radius-md);
    padding: 6px 12px;
    width: 260px;
    gap: 8px;
    transition: all 0.2s ease;
}

.erp-search-box:focus-within {
    background: #FFFFFF;
    border-color: var(--erp-blue);
    box-shadow: 0 0 0 3px rgba(35, 73, 184, 0.1);
}

.erp-search-box svg {
    width: 15px;
    height: 15px;
    color: var(--erp-text-muted);
    flex-shrink: 0;
}

.erp-search-box input {
    border: none;
    background: transparent;
    font-size: 13px;
    color: var(--erp-text-main);
    outline: none;
    width: 100%;
    margin-bottom: 0;
    padding: 0;
    font-family: inherit;
}

.erp-search-box input::placeholder {
    color: var(--erp-text-dim);
}

.erp-kbd {
    background: #FFFFFF;
    border: 1px solid var(--erp-border);
    border-radius: 4px;
    padding: 1px 5px;
    font-size: 10px;
    font-weight: 600;
    color: var(--erp-text-muted);
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.erp-branch-selector {
    display: flex;
    align-items: center;
    gap: 6px;
    background: #F8FAFC;
    border: 1px solid var(--erp-border);
    border-radius: var(--erp-radius-md);
    padding: 7px 12px;
    font-size: 12.5px;
    font-weight: 600;
    color: var(--erp-text-main);
    cursor: pointer;
    transition: all 0.15s ease;
    text-decoration: none;
}

.erp-branch-selector:hover {
    background: #F1F5F9;
    border-color: #CBD5E1;
}

.erp-branch-selector-wrap {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: #FFFFFF;
    border: 1.5px solid var(--erp-border);
    border-radius: var(--erp-radius-md);
    padding: 3px 10px 3px 10px;
    transition: all 0.2s ease;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.erp-branch-selector-wrap:hover {
    border-color: #CBD5E1;
    background: #F8FAFC;
}

.erp-branch-selector-wrap:focus-within {
    background: #FFFFFF;
    border-color: var(--erp-blue);
    box-shadow: 0 0 0 3px rgba(35, 73, 184, 0.12);
}

.erp-branch-icon {
    color: var(--erp-blue);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.erp-branch-select {
    border: none;
    background: transparent;
    font-size: 13px;
    font-weight: 700;
    color: var(--erp-navy);
    cursor: pointer;
    outline: none;
    padding: 5px 2px;
    font-family: inherit;
}

.erp-branch-select option {
    font-weight: 500;
    color: var(--erp-text-main);
    padding: 6px;
}

.erp-icon-btn {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: transparent;
    border: 1px solid var(--erp-border);
    color: var(--erp-text-muted);
    cursor: pointer;
    position: relative;
    transition: all 0.15s ease;
    text-decoration: none;
}

.erp-icon-btn:hover {
    background: #F8FAFC;
    color: var(--erp-text-main);
}

.erp-notification-badge {
    position: absolute;
    top: 6px;
    right: 6px;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--erp-red);
    border: 2px solid #FFFFFF;
}

.erp-user-chip {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 4px 10px 4px 4px;
    border-radius: 999px;
    border: 1px solid var(--erp-border);
    background: #FFFFFF;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.15s ease;
    position: relative;
}

.erp-user-chip:hover {
    background: #F8FAFC;
    border-color: #CBD5E1;
}

.erp-user-chip-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--erp-navy), var(--erp-blue));
    color: #FFFFFF;
    font-weight: 700;
    font-size: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.erp-user-chip-info {
    display: flex;
    flex-direction: column;
    text-align: left;
    line-height: 1.2;
}

.erp-user-chip-name {
    font-size: 12.5px;
    font-weight: 700;
    color: var(--erp-text-main);
}

.erp-user-chip-role {
    font-size: 10.5px;
    color: var(--erp-text-muted);
    font-weight: 500;
    text-transform: capitalize;
}

/* 4. Page Content Canvas */
.erp-page-content {
    padding: 28px;
    flex: 1;
}

.erp-page-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 24px;
    gap: 16px;
    flex-wrap: wrap;
}

.erp-page-title-wrap h1 {
    font-size: 22px;
    font-weight: 800;
    color: var(--erp-text-main);
    letter-spacing: -0.4px;
    line-height: 1.2;
}

.erp-page-subtitle {
    font-size: 13px;
    color: var(--erp-text-muted);
    margin-top: 4px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 8px;
}

.erp-page-header-actions {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

/* 5. Modern Cards & KPI Stats */
.erp-card {
    background: #FFFFFF;
    border: 1px solid var(--erp-border);
    border-radius: var(--erp-radius-lg);
    box-shadow: var(--erp-shadow-sm);
    padding: 22px 24px;
    margin-bottom: 24px;
    transition: box-shadow 0.2s ease, border-color 0.2s ease;
}

.erp-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 18px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--erp-border-light);
}

.erp-card-title {
    font-size: 15px;
    font-weight: 700;
    color: var(--erp-text-main);
    letter-spacing: -0.2px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.erp-card-subtitle {
    font-size: 12px;
    color: var(--erp-text-muted);
    font-weight: 500;
}

/* KPI Metric Cards Grid */
.erp-stat-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
    margin-bottom: 24px;
}

.erp-stat-card {
    background: #FFFFFF;
    border: 1px solid var(--erp-border);
    border-radius: var(--erp-radius-lg);
    padding: 20px 22px;
    box-shadow: var(--erp-shadow-sm);
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.erp-stat-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--erp-shadow-md);
    border-color: #CBD5E1;
}

.erp-stat-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.erp-stat-label {
    font-size: 12px;
    font-weight: 700;
    color: var(--erp-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.erp-stat-icon {
    width: 34px;
    height: 34px;
    border-radius: 8px;
    background: var(--erp-blue-light);
    color: var(--erp-blue);
    display: flex;
    align-items: center;
    justify-content: center;
}

.erp-stat-icon.warning {
    background: var(--erp-warning-bg);
    color: var(--erp-warning);
}

.erp-stat-icon.success {
    background: var(--erp-success-bg);
    color: var(--erp-success);
}

.erp-stat-icon.danger {
    background: var(--erp-danger-bg);
    color: var(--erp-danger);
}

.erp-stat-value {
    font-size: 30px;
    font-weight: 800;
    color: var(--erp-text-main);
    line-height: 1.1;
    margin-bottom: 6px;
    letter-spacing: -0.5px;
}

.erp-stat-footer {
    font-size: 12px;
    color: var(--erp-text-muted);
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 6px;
}

.erp-stat-trend {
    font-weight: 700;
    color: var(--erp-success);
}

.erp-stat-trend.negative {
    color: var(--erp-danger);
}

/* 6. Buttons & Interactive Elements */
.erp-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 8px 16px;
    border-radius: var(--erp-radius-md);
    font-size: 13px;
    font-weight: 600;
    text-decoration: none;
    border: 1px solid transparent;
    cursor: pointer;
    transition: all 0.15s ease;
    font-family: inherit;
    line-height: 1.4;
}

.erp-btn svg {
    width: 15px;
    height: 15px;
}

.erp-btn-primary {
    background-color: var(--erp-blue);
    color: #FFFFFF;
    border-color: var(--erp-blue);
    box-shadow: 0 2px 6px rgba(35, 73, 184, 0.2);
}

.erp-btn-primary:hover {
    background-color: var(--erp-blue-hover);
    border-color: var(--erp-blue-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 10px rgba(35, 73, 184, 0.3);
}

.erp-btn-secondary {
    background-color: #FFFFFF;
    color: var(--erp-text-body);
    border-color: var(--erp-border);
}

.erp-btn-secondary:hover {
    background-color: #F8FAFC;
    border-color: #CBD5E1;
    color: var(--erp-text-main);
}

.erp-btn-danger {
    background-color: var(--erp-danger);
    color: #FFFFFF;
    border-color: var(--erp-danger);
}

.erp-btn-danger:hover {
    background-color: #B91C1C;
    border-color: #B91C1C;
}

.erp-btn-success {
    background-color: var(--erp-success);
    color: #FFFFFF;
    border-color: var(--erp-success);
}

.erp-btn-success:hover {
    background-color: #047857;
    border-color: #047857;
}

.erp-btn-sm {
    padding: 5px 10px;
    font-size: 12px;
    border-radius: var(--erp-radius-sm);
}

.erp-btn-group {
    display: inline-flex;
    border-radius: var(--erp-radius-md);
    overflow: hidden;
    border: 1px solid var(--erp-border);
    background: #FFFFFF;
}

.erp-btn-group a, .erp-btn-group button {
    padding: 7px 14px;
    font-size: 12.5px;
    font-weight: 600;
    color: var(--erp-text-muted);
    text-decoration: none;
    border: none;
    background: transparent;
    cursor: pointer;
    border-right: 1px solid var(--erp-border);
    transition: all 0.15s ease;
}

.erp-btn-group a:last-child, .erp-btn-group button:last-child {
    border-right: none;
}

.erp-btn-group a.active, .erp-btn-group button.active {
    background: var(--erp-blue);
    color: #FFFFFF;
}

/* 7. Tables & Matrix */
.erp-table-responsive {
    overflow-x: auto;
    border-radius: var(--erp-radius-md);
}

.erp-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    font-size: 13.5px;
}

.erp-table th {
    background-color: #F8FAFC;
    color: var(--erp-text-muted);
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 12px 16px;
    border-bottom: 1px solid var(--erp-border);
    text-align: left;
    white-space: nowrap;
}

.erp-table td {
    padding: 14px 16px;
    border-bottom: 1px solid var(--erp-border-light);
    color: var(--erp-text-body);
    vertical-align: middle;
}

.erp-table tr:last-child td {
    border-bottom: none;
}

.erp-table tr:hover td {
    background-color: #F8FAFC;
}

/* Status Badges */
.erp-badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 3px 9px;
    border-radius: 999px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    line-height: 1.4;
    white-space: nowrap;
}

.erp-badge::before {
    content: '';
    display: inline-block;
    width: 6px;
    height: 6px;
    border-radius: 50%;
}

.badge-approved, .badge-active, .badge-confirmed {
    background-color: var(--erp-success-bg);
    color: var(--erp-success);
    border: 1px solid var(--erp-success-border);
}
.badge-approved::before, .badge-active::before, .badge-confirmed::before {
    background-color: var(--erp-success);
}

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

.badge-rejected, .badge-cancelled, .badge-disabled {
    background-color: var(--erp-danger-bg);
    color: var(--erp-danger);
    border: 1px solid var(--erp-danger-border);
}
.badge-rejected::before, .badge-cancelled::before, .badge-disabled::before {
    background-color: var(--erp-danger);
}

.badge-blocked {
    background-color: #FEF3C7;
    color: #92400E;
    border: 1px solid #FCD34D;
}
.badge-blocked::before {
    background-color: #D97706;
}

.badge-campus {
    background-color: var(--erp-blue-light);
    color: var(--erp-blue);
    border: 1px solid var(--erp-blue-subtle);
}
.badge-campus::before {
    background-color: var(--erp-blue);
}

/* 8. Forms & Inputs */
.erp-form-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-bottom: 16px;
}

.erp-form-grid-4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-bottom: 16px;
}

.erp-form-grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin-bottom: 16px;
}

.erp-form-group {
    display: flex;
    flex-direction: column;
}

.erp-label {
    font-size: 12.5px;
    font-weight: 600;
    color: var(--erp-text-main);
    margin-bottom: 6px;
}

.erp-input, .erp-select, select, input[type="text"], input[type="email"], input[type="date"], input[type="time"], input[type="number"], input[type="password"] {
    width: 100%;
    background-color: #FFFFFF;
    border: 1px solid var(--erp-border);
    border-radius: var(--erp-radius-md);
    padding: 9px 12px;
    font-size: 13.5px;
    color: var(--erp-text-main);
    font-family: inherit;
    transition: all 0.15s ease;
    margin-bottom: 0;
}

.erp-input:focus, .erp-select:focus, select:focus, input:focus {
    outline: none;
    border-color: var(--erp-blue);
    box-shadow: 0 0 0 3px rgba(35, 73, 184, 0.12);
}

select {
    appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' stroke='%2364748b' stroke-width='2' stroke-linecap='round' stroke-linejoin='round' viewBox='0 0 24 24'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    background-size: 14px;
    padding-right: 36px;
}

.erp-btn-time-preset {
    background: #FFFFFF;
    border: 1px solid var(--erp-border);
    border-radius: var(--erp-radius-sm);
    padding: 3px 8px;
    font-size: 11px;
    font-weight: 600;
    color: var(--erp-text-body);
    cursor: pointer;
    transition: all 0.15s ease;
}

.erp-btn-time-preset:hover {
    background: var(--erp-blue-light);
    color: var(--erp-blue);
    border-color: var(--erp-blue);
}

/* 9. Schedule / Roster Matrix Styling */
.schedule-matrix-card {
    background: #FFFFFF;
    border: 1px solid var(--erp-border);
    border-radius: var(--erp-radius-lg);
    box-shadow: var(--erp-shadow-sm);
    overflow: hidden;
}

.schedule-matrix-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 12px;
}

.schedule-matrix-table th {
    background-color: #F8FAFC;
    color: var(--erp-text-muted);
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    padding: 10px 8px;
    border-bottom: 1px solid var(--erp-border);
    border-right: 1px solid var(--erp-border);
    text-align: center;
    white-space: nowrap;
}

.schedule-matrix-table td {
    padding: 8px 6px;
    border-bottom: 1px solid var(--erp-border);
    border-right: 1px solid var(--erp-border);
    text-align: center;
    vertical-align: middle;
    height: 60px;
}

.schedule-matrix-table th:first-child, .schedule-matrix-table td:first-child {
    position: sticky;
    left: 0;
    background-color: #FFFFFF;
    z-index: 10;
    border-right: 2px solid var(--erp-border);
    text-align: left;
    padding-left: 14px;
    min-width: 170px;
    box-shadow: 2px 0 5px rgba(0, 0, 0, 0.02);
}

.schedule-matrix-table th:first-child {
    background-color: #F8FAFC;
    z-index: 20;
}

.matrix-cell-free {
    color: var(--erp-text-dim);
    font-weight: 500;
    font-size: 11px;
    background-color: #FCFDFF;
}

.matrix-cell-booked {
    border-radius: 6px;
    padding: 5px 6px;
    margin: 2px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    font-size: 11px;
    cursor: default;
    transition: transform 0.15s ease;
}

.matrix-cell-booked:hover {
    transform: scale(1.04);
}

.matrix-cell-approved {
    background-color: #EBFDF5;
    border: 1px solid #A7F3D0;
    color: #065F46;
}

.matrix-cell-pending {
    background-color: #FFFBEB;
    border: 1px solid #FDE68A;
    color: #92400E;
}

.matrix-slot-title {
    font-weight: 700;
    font-size: 11.5px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 90px;
}

.matrix-slot-subtitle {
    font-size: 10px;
    opacity: 0.85;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 90px;
}

/* 9B. Continuous Day Timeline (8:00 AM – 8:00 PM) */
.timeline-schedule-card {
    background: #FFFFFF;
    border: 1px solid var(--erp-border);
    border-radius: var(--erp-radius-lg);
    box-shadow: var(--erp-shadow-sm);
    overflow: hidden;
}

.timeline-scroll-container {
    overflow-x: auto;
    width: 100%;
}

.timeline-grid {
    min-width: 960px;
    display: flex;
    flex-direction: column;
}

.timeline-header-row {
    display: flex;
    background: #F8FAFC;
    border-bottom: 2px solid var(--erp-border);
    position: sticky;
    top: 0;
    z-index: 20;
}

.timeline-room-col-header {
    width: 250px;
    min-width: 250px;
    padding: 12px 16px;
    font-size: 11.5px;
    font-weight: 700;
    color: var(--erp-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-right: 2px solid var(--erp-border);
    background: #F8FAFC;
    position: sticky;
    left: 0;
    z-index: 25;
}

.timeline-ruler-track {
    flex: 1;
    position: relative;
    height: 42px;
}

.timeline-ruler-tick {
    position: absolute;
    top: 0;
    bottom: 0;
    transform: translateX(-50%);
    font-size: 11px;
    font-weight: 700;
    color: var(--erp-text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    white-space: nowrap;
    user-select: none;
}

.timeline-ruler-tick:first-child {
    transform: translateX(0);
    padding-left: 4px;
}

.timeline-ruler-tick:last-child {
    transform: translateX(-100%);
    padding-right: 4px;
}

.timeline-room-row {
    display: flex;
    border-bottom: 1px solid var(--erp-border);
    transition: background-color 0.15s ease;
}

.timeline-room-row:hover {
    background-color: #FAFCFE;
}

.timeline-room-meta {
    width: 250px;
    min-width: 250px;
    padding: 14px 16px;
    border-right: 2px solid var(--erp-border);
    background: #FFFFFF;
    position: sticky;
    left: 0;
    z-index: 10;
    box-shadow: 2px 0 6px rgba(0, 0, 0, 0.02);
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.timeline-canvas-wrap {
    flex: 1;
    position: relative;
    padding: 8px 0;
}

.timeline-hour-grid {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    pointer-events: none;
}

.timeline-hour-col {
    border-right: 1px dashed #E2E8F0;
    height: 100%;
}

.timeline-hour-col:last-child {
    border-right: none;
}

.timeline-canvas {
    position: relative;
    width: 100%;
    min-height: 54px;
}

.timeline-booking-block {
    position: absolute;
    border-radius: 6px;
    padding: 5px 8px;
    box-sizing: border-box;
    overflow: hidden;
    cursor: pointer;
    transition: transform 0.15s ease, box-shadow 0.15s ease, z-index 0.1s ease;
    z-index: 5;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.timeline-booking-block:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.14);
    z-index: 15;
}

.timeline-booking-approved {
    background: #EBFDF5;
    border: 1.5px solid #10B981;
    color: #065F46;
}

.timeline-booking-pending {
    background: #FFFBEB;
    border: 1.5px solid #F59E0B;
    color: #92400E;
}

.timeline-booking-overlap {
    border: 2px solid #EF4444 !important;
    background: #FEF2F2 !important;
    color: #991B1B !important;
    box-shadow: 0 0 0 1px #EF4444;
}

.timeline-booking-blocked {
    background: repeating-linear-gradient(
        -45deg,
        #FEF3C7,
        #FEF3C7 10px,
        #FDE68A 10px,
        #FDE68A 20px
    ) !important;
    border: 1.5px solid #D97706 !important;
    color: #78350F !important;
}

.timeline-overlap-tag {
    display: inline-flex;
    align-items: center;
    gap: 3px;
    background: #EF4444;
    color: #FFFFFF;
    font-size: 9px;
    font-weight: 700;
    padding: 1px 4px;
    border-radius: 3px;
    letter-spacing: 0.3px;
    margin-right: 4px;
}

.timeline-block-title {
    font-weight: 700;
    font-size: 11.5px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    line-height: 1.2;
}

.timeline-block-time {
    font-size: 10px;
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    opacity: 0.9;
    margin-top: 2px;
}

.timeline-empty-bar {
    width: 100%;
    height: 100%;
    min-height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--erp-text-dim);
    font-size: 12px;
    font-weight: 500;
    background: repeating-linear-gradient(
        45deg,
        #FAFAFA,
        #FAFAFA 10px,
        #FFFFFF 10px,
        #FFFFFF 20px
    );
}

.timeline-drawer {
    background: #F8FAFC;
    border-top: 1px solid var(--erp-border-light);
    padding: 10px 16px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

/* 10. Alerts & Toasts */
.erp-alert {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border-radius: var(--erp-radius-md);
    margin-bottom: 20px;
    font-size: 13.5px;
    font-weight: 500;
}

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

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

/* User Avatar Initial circle */
.erp-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: #E2E8F0;
    color: var(--erp-text-main);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 11.5px;
    flex-shrink: 0;
}

/* Responsive Breakpoints */
@media (max-width: 1100px) {
    .erp-stat-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 850px) {
    .erp-sub-sidebar {
        display: none;
    }
    .erp-main-canvas {
        margin-left: var(--rail-width);
    }
    .erp-stat-grid {
        grid-template-columns: 1fr;
    }
    .erp-form-grid, .erp-form-grid-4, .erp-form-grid-2 {
        grid-template-columns: 1fr;
    }
    .erp-search-box {
        display: none;
    }
}