:root {
    --ag-primary: #16a34a;
    --ag-primary-dark: #15803d;
    --ag-accent: #ca8a04;
    --ag-danger: #dc2626;
    --ag-bg: #f4f7f2;
    --ag-surface: #ffffff;
    --ag-border: #dce6d8;
    --ag-text: #17211a;
    --ag-muted: #647267;
    --ag-navbar-height: 64px;
    --ag-sidebar-width: 250px;
    --ag-sidebar-collapsed: 72px;
}

body {
    min-height: 100vh;
    background: var(--ag-bg);
    color: var(--ag-text);
    font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
}

.app-navbar {
    height: var(--ag-navbar-height);
    background: var(--ag-surface);
    border-bottom: 1px solid var(--ag-border);
    z-index: 1035;
}

.navbar-brand {
    display: inline-flex;
    align-items: center;
    gap: .65rem;
    color: var(--ag-text);
    font-weight: 700;
}

.brand-mark {
    display: inline-grid;
    width: 36px;
    height: 36px;
    place-items: center;
    border-radius: 8px;
    background: var(--ag-primary);
    color: #fff;
    font-weight: 800;
}

.btn-icon {
    display: inline-grid;
    width: 40px;
    height: 40px;
    place-items: center;
    border: 1px solid var(--ag-border);
    background: #fff;
    color: var(--ag-text);
}

.navbar-tools {
    display: flex;
    align-items: center;
    gap: .75rem;
}

.live-clock {
    min-width: 88px;
    color: var(--ag-muted);
    font-variant-numeric: tabular-nums;
}

.user-menu {
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    border: 1px solid var(--ag-border);
    background: #fff;
}

.avatar {
    display: inline-grid;
    width: 32px;
    height: 32px;
    place-items: center;
    border-radius: 50%;
    background: #e7f6eb;
    color: var(--ag-primary-dark);
    font-weight: 700;
}

.app-sidebar {
    position: fixed;
    top: var(--ag-navbar-height);
    left: 0;
    bottom: 0;
    width: var(--ag-sidebar-width);
    background: #0f1f16;
    color: #d8eadc;
    z-index: 1030;
    display: flex;
    flex-direction: column;
    transition: width .2s ease, transform .2s ease;
}

.sidebar-scroll {
    flex: 1;
    overflow-y: auto;
    padding: 1rem .75rem;
}

.app-sidebar .nav-link {
    display: flex;
    align-items: center;
    gap: .75rem;
    min-height: 44px;
    margin-bottom: .25rem;
    border-radius: 8px;
    color: #d8eadc;
    border: 0;
    width: 100%;
    text-align: left;
    background: transparent;
}

.app-sidebar .nav-link:hover,
.app-sidebar .nav-link.active {
    background: rgba(22, 163, 74, .2);
    color: #fff;
}

.app-sidebar .nav-link.active {
    box-shadow: inset 3px 0 0 var(--ag-primary);
}

.app-sidebar .nav-link i {
    width: 22px;
    text-align: center;
}

.sidebar-submenu {
    padding: .25rem 0 .5rem 2.75rem;
}

.sidebar-submenu a {
    display: block;
    padding: .35rem 0;
    color: #b7cbbd;
    text-decoration: none;
}

.sidebar-submenu a:hover {
    color: #fff;
}

.sidebar-user {
    display: flex;
    align-items: center;
    gap: .75rem;
    padding: 1rem;
    border-top: 1px solid rgba(255,255,255,.08);
}

.sidebar-user strong,
.sidebar-user small {
    display: block;
}

.sidebar-user small {
    color: #a8b9ad;
}

.app-content {
    margin-left: var(--ag-sidebar-width);
    padding: calc(var(--ag-navbar-height) + 1.25rem) 1.5rem 1.5rem;
    transition: margin-left .2s ease;
}

body.sidebar-collapsed .app-sidebar {
    width: var(--ag-sidebar-collapsed);
}

body.sidebar-collapsed .app-content {
    margin-left: var(--ag-sidebar-collapsed);
}

body.sidebar-collapsed .app-sidebar span,
body.sidebar-collapsed .sidebar-user div,
body.sidebar-collapsed .sidebar-submenu,
body.sidebar-collapsed .nav-toggle .bi-chevron-down {
    display: none;
}

.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
}

.page-header h1 {
    margin: 0;
    font-size: 1.5rem;
    font-weight: 800;
}

.breadcrumb {
    margin: .25rem 0 0;
    font-size: .875rem;
}

.app-flash {
    border-radius: 8px;
}

.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1rem;
}

.stat-card,
.empty-panel {
    background: var(--ag-surface);
    border: 1px solid var(--ag-border);
    border-radius: 8px;
    box-shadow: 0 12px 30px rgba(15, 31, 22, .06);
}

.stat-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
}

.stat-card small {
    display: block;
    color: var(--ag-muted);
}

.stat-card strong {
    display: block;
    font-size: 1.75rem;
}

.stat-icon {
    display: inline-grid;
    width: 48px;
    height: 48px;
    place-items: center;
    border-radius: 8px;
    color: #fff;
    font-size: 1.35rem;
}

.bg-green { background: var(--ag-primary); }
.bg-amber { background: var(--ag-accent); }
.bg-blue { background: #2563eb; }
.bg-slate { background: #475569; }

.empty-panel {
    margin-top: 1rem;
    padding: 1.25rem;
}

.empty-panel h2 {
    font-size: 1.125rem;
    font-weight: 800;
}

.form-card {
    max-width: 960px;
}

.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: .75rem;
    margin-top: 1.5rem;
    padding-top: 1rem;
    border-top: 1px solid var(--ag-border);
}

.profile-avatar {
    display: inline-grid;
    width: 88px;
    height: 88px;
    place-items: center;
    border-radius: 50%;
    background: #e7f6eb;
    color: var(--ag-primary-dark);
    font-size: 2.25rem;
    font-weight: 800;
}

.profile-meta {
    display: grid;
    gap: .35rem;
    margin-top: 1rem;
    color: var(--ag-muted);
}

.product-tabs {
    flex-wrap: wrap;
}

.product-thumb {
    display: inline-grid;
    width: 48px;
    height: 48px;
    place-items: center;
    border-radius: 8px;
    object-fit: cover;
    background: #eef4ef;
    color: var(--ag-muted);
}

.product-thumb-empty {
    border: 1px dashed var(--ag-border);
}

.product-tab-content {
    padding-top: 1.25rem;
}

.margin-box {
    padding: .85rem 1rem;
    border: 1px solid var(--ag-border);
    border-radius: 8px;
    background: #f8fbf8;
    font-weight: 700;
}

.ppe-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: .75rem;
}

.ppe-option {
    display: flex;
    align-items: center;
    gap: .5rem;
    margin: 0;
    padding: .75rem;
    border: 1px solid var(--ag-border);
    border-radius: 8px;
    background: #fff;
}

.image-preview {
    display: grid;
    width: 132px;
    height: 132px;
    place-items: center;
    border: 1px solid var(--ag-border);
    border-radius: 8px;
    object-fit: cover;
    background: #f8fbf8;
    color: var(--ag-muted);
}

.sticky-form-actions {
    position: sticky;
    bottom: 0;
    display: flex;
    justify-content: flex-end;
    gap: .75rem;
    padding: 1rem;
    border-top: 1px solid var(--ag-border);
    background: rgba(255,255,255,.96);
    backdrop-filter: blur(8px);
    z-index: 5;
}

.product-hero-grid {
    display: grid;
    grid-template-columns: 132px minmax(0, 1fr) auto;
    gap: 1.25rem;
    align-items: start;
}

.product-hero-image {
    display: grid;
    width: 132px;
    height: 132px;
    place-items: center;
    border-radius: 8px;
    object-fit: cover;
    background: #eef4ef;
    color: var(--ag-muted);
    font-size: 2rem;
}

.product-meta,
.product-actions,
.chemical-grid {
    display: grid;
    gap: .5rem;
}

.product-meta {
    color: var(--ag-muted);
}

.product-actions {
    min-width: 160px;
}

.chemical-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.chemical-grid small {
    display: block;
    color: var(--ag-muted);
}

.ppe-display {
    display: flex;
    flex-wrap: wrap;
    gap: .5rem;
}

.inventory-panel {
    width: min(100%, 520px);
}

.card {
    border-color: var(--ag-border);
    border-radius: 8px;
    box-shadow: 0 10px 24px rgba(15, 31, 22, .05);
}

.table-hover tbody tr:hover {
    background: #f0f7f1;
}

.table-sticky thead th {
    position: sticky;
    top: var(--ag-navbar-height);
    z-index: 2;
    background: #fff;
}

.badge.hazard-ia { background: #7f1d1d; }
.badge.hazard-ib { background: #dc2626; }
.badge.hazard-ii { background: #f59e0b; color: #1f2937; }
.badge.hazard-iii { background: #fde047; color: #1f2937; }
.badge.hazard-u { background: #16a34a; }
.badge.hazard-none { background: #6b7280; }

.auth-body {
    min-height: 100vh;
    background:
        linear-gradient(135deg, rgba(10, 74, 36, .92), rgba(22, 163, 74, .86)),
        radial-gradient(circle at top left, rgba(255,255,255,.2), transparent 36%);
}

.auth-shell {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 1rem;
}

.auth-card {
    width: min(100%, 420px);
    background: #fff;
    border-radius: 8px;
    padding: 2rem;
    box-shadow: 0 24px 70px rgba(0,0,0,.24);
}

.auth-brand {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: .75rem;
    margin-bottom: 1.5rem;
    font-size: 1.25rem;
}

.error-body {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 1rem;
    background: var(--ag-bg);
}

.error-card {
    width: min(100%, 460px);
    padding: 2rem;
    text-align: center;
    background: #fff;
    border: 1px solid var(--ag-border);
    border-radius: 8px;
    box-shadow: 0 18px 50px rgba(15, 31, 22, .08);
}

.error-code {
    display: inline-block;
    margin-bottom: .5rem;
    color: var(--ag-primary);
    font-size: 4rem;
    font-weight: 900;
    line-height: 1;
}

.btn-primary {
    --bs-btn-bg: var(--ag-primary);
    --bs-btn-border-color: var(--ag-primary);
    --bs-btn-hover-bg: var(--ag-primary-dark);
    --bs-btn-hover-border-color: var(--ag-primary-dark);
}

::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-thumb {
    background: #b6c7b8;
    border-radius: 999px;
}

.notification-menu {
    width: min(360px, calc(100vw - 24px));
    max-height: 430px;
    overflow-y: auto;
}

.notification-menu .dropdown-item {
    white-space: normal;
    border-bottom: 1px solid #eef2ee;
}

@media (max-width: 991.98px) {
    .app-sidebar {
        transform: translateX(-100%);
        width: var(--ag-sidebar-width);
    }

    body.sidebar-open .app-sidebar {
        transform: translateX(0);
    }

    .app-content {
        margin-left: 0;
        padding-left: 1rem;
        padding-right: 1rem;
    }

    body.sidebar-collapsed .app-content {
        margin-left: 0;
    }

    .dashboard-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .ppe-grid,
    .chemical-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .product-hero-grid {
        grid-template-columns: 1fr;
    }

    .product-actions {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 575.98px) {
    .brand-text,
    .live-clock {
        display: none;
    }

    .dashboard-grid {
        grid-template-columns: 1fr;
    }

    .ppe-grid,
    .chemical-grid,
    .product-actions {
        grid-template-columns: 1fr;
    }
}

@media print {
    .app-navbar,
    .app-sidebar,
    .page-header,
    .btn,
    .app-flash {
        display: none !important;
    }

    .app-content {
        margin: 0;
        padding: 0;
    }

    body {
        background: #fff;
    }
}