:root {
    --berner-black: #060606;
    --berner-panel: #101010;
    --berner-panel-soft: #171717;
    --berner-orange: #f36c21;
    --berner-orange-dark: #d85a16;
    --berner-blue: #a9cfe8;
    --berner-blue-dark: #8fbcd8;
    --berner-white: #ffffff;
    --berner-surface: #ffffff;
    --berner-border: #e5edf3;
    --berner-text: #17212b;
    --berner-muted: #63717f;
    --berner-bg: #edf3f7;
}

html,
body {
    min-height: 100%;
    font-family: Arial, Helvetica, sans-serif;
    background: linear-gradient(180deg, #eaf1f5 0%, #f7fafc 100%);
    color: var(--berner-text);
}

.berner-shell {
    min-height: 100vh;
    background: linear-gradient(180deg, #eaf1f5 0%, #f7fafc 100%);
}

.berner-topbar {
    position: sticky;
    top: 0;
    z-index: 1030;
    background: linear-gradient(90deg, #050505 0%, #111111 100%);
    color: #fff;
    border-bottom: 1px solid rgba(255,255,255,0.08);
    box-shadow: 0 8px 22px rgba(0,0,0,0.12);
}

    .berner-topbar::after {
        content: "";
        display: block;
        height: 4px;
        background: linear-gradient(90deg, var(--berner-orange) 0%, var(--berner-blue) 100%);
    }

.berner-topbar-inner {
    max-width: 1440px;
    margin: 0 auto;
    padding: 10px 18px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    flex-wrap: wrap;
}

.berner-brand {
    display: flex;
    align-items: center;
    min-width: 0;
}

.berner-brand-link {
    display: flex;
    align-items: center;
    gap: 14px;
    color: #fff;
    text-decoration: none;
}

.berner-logo {
    max-height: 36px;
    width: auto;
    display: block;
}

.berner-brand-text {
    color: rgba(255,255,255,0.86);
    font-size: 0.95rem;
    font-weight: 800;
    letter-spacing: 0.4px;
    white-space: nowrap;
    text-transform: uppercase;
}

.berner-userbar {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
    justify-content: flex-end;
}

.berner-pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    min-height: 38px;
    padding: 8px 12px;
    border-radius: 999px;
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.10);
    color: #fff;
    font-size: 0.84rem;
    font-weight: 700;
    line-height: 1;
}

.berner-pill-label {
    color: var(--berner-blue);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.68rem;
    font-weight: 800;
}

.berner-pill-value {
    color: #fff;
    font-weight: 800;
}

.berner-topbar-button {
    border-radius: 999px;
    font-weight: 800;
    padding: 8px 14px;
    border: 1px solid rgba(255,255,255,0.14);
    background: rgba(255,255,255,0.08);
    color: #fff;
    text-decoration: none;
}

    .berner-topbar-button:hover {
        background: rgba(243,108,33,0.18);
        border-color: rgba(243,108,33,0.35);
        color: #fff;
    }

.berner-body {
    max-width: 1440px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 260px 1fr;
    gap: 18px;
    padding: 18px;
}

.berner-sidebar {
    min-width: 0;
}

.berner-main {
    min-width: 0;
}

.berner-content-card {
    background: var(--berner-surface);
    border: 1px solid var(--berner-border);
    border-radius: 18px;
    box-shadow: 0 12px 32px rgba(9, 30, 66, 0.08);
    padding: 24px;
    min-height: calc(100vh - 120px);
}

.berner-nav {
    background: linear-gradient(180deg, var(--berner-black) 0%, var(--berner-panel-soft) 100%);
    border-radius: 18px;
    padding: 14px;
    box-shadow: 0 12px 32px rgba(9, 30, 66, 0.12);
    border: 1px solid rgba(255,255,255,0.08);
    position: sticky;
    top: 84px;
}

.berner-nav-section-title {
    color: var(--berner-blue);
    text-transform: uppercase;
    letter-spacing: 1.2px;
    font-size: 0.72rem;
    font-weight: 900;
    margin: 6px 10px 10px;
}

.berner-nav-link {
    display: flex;
    align-items: center;
    gap: 10px;
    color: rgba(255,255,255,0.82);
    text-decoration: none;
    border-radius: 12px;
    padding: 11px 12px;
    font-weight: 800;
    margin-bottom: 4px;
    transition: background 0.15s ease, color 0.15s ease, transform 0.15s ease;
}

    .berner-nav-link:hover {
        color: #fff;
        background: rgba(255,255,255,0.08);
        transform: translateX(2px);
    }

    .berner-nav-link.active {
        color: #fff;
        background: linear-gradient(90deg, rgba(243,108,33,0.95) 0%, rgba(216,90,22,0.95) 100%);
        box-shadow: 0 8px 16px rgba(243,108,33,0.22);
    }

.berner-nav-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    opacity: 0.95;
}

.berner-nav-divider {
    height: 1px;
    background: rgba(255,255,255,0.10);
    margin: 14px 6px;
}

.berner-nav-user {
    margin: 8px 4px 0;
    padding: 12px;
    border-radius: 14px;
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.08);
    color: #fff;
}

.berner-nav-user-label {
    color: var(--berner-blue);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.68rem;
    font-weight: 900;
}

.berner-nav-user-value {
    color: #fff;
    font-size: 0.84rem;
    font-weight: 700;
    word-break: break-word;
}

h1, h2, h3, h4, h5 {
    color: var(--berner-text);
    font-weight: 800;
}

h3 {
    margin-bottom: 18px;
}

.table {
    vertical-align: middle;
}

.table-dark {
    --bs-table-bg: var(--berner-black);
    --bs-table-border-color: #262626;
}

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

.btn-success {
    --bs-btn-bg: var(--berner-orange);
    --bs-btn-border-color: var(--berner-orange);
    --bs-btn-hover-bg: var(--berner-orange-dark);
    --bs-btn-hover-border-color: var(--berner-orange-dark);
}

.alert-success {
    background: #e5f4ea;
    border-color: #c7e7d1;
    color: #174d2c;
}

.alert-info {
    background: #eef7fc;
    border-color: #cfe7f6;
    color: #214b65;
}

.card {
    border-color: var(--berner-border);
    border-radius: 16px;
    box-shadow: 0 8px 20px rgba(9, 30, 66, 0.06);
}

.form-control {
    border-color: var(--berner-border);
    border-radius: 10px;
}

    .form-control:focus {
        border-color: var(--berner-orange);
        box-shadow: 0 0 0 0.2rem rgba(243,108,33,0.16);
    }

@media (max-width: 900px) {
    .berner-body {
        grid-template-columns: 1fr;
        padding: 12px;
    }

    .berner-nav {
        position: static;
    }

    .berner-content-card {
        padding: 16px;
        min-height: auto;
    }

    .berner-brand-text {
        display: none;
    }

    .berner-userbar {
        width: 100%;
        justify-content: flex-start;
    }
    .page-card {
        background: #fff;
        border-radius: 18px;
        box-shadow: 0 10px 30px rgba(0,0,0,.08);
        border: 1px solid #e8eef3;
        overflow: hidden;
    }

    .page-header {
        padding: 22px 24px;
        background: linear-gradient(90deg,#101010 0%,#181818 100%);
        color: #fff;
        position: relative;
    }

        .page-header::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: 0;
            height: 4px;
            width: 100%;
            background: linear-gradient(90deg,#f36c21 0%,#a9cfe8 100%);
        }

    .page-title {
        margin: 0;
        font-size: 24px;
        font-weight: 700;
        color: #fff;
    }

    .page-body {
        padding: 24px;
    }

    .summary-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit,minmax(180px,1fr));
        gap: 14px;
        margin-bottom: 22px;
    }

    .summary-card {
        background: #f7fafc;
        border: 1px solid #e5edf3;
        border-radius: 16px;
        padding: 16px;
    }

    .summary-label {
        color: #63717f;
        font-size: 12px;
        font-weight: 800;
        text-transform: uppercase;
        letter-spacing: .5px;
    }

    .summary-value {
        font-size: 28px;
        font-weight: 800;
        color: #17212b;
    }

    .status-ok,
    .status-error,
    .status-new,
    .status-updated {
        padding: 4px 10px;
        border-radius: 999px;
        font-weight: 800;
        display: inline-block;
    }

    .status-ok {
        background: #dff6e5;
        color: #1f7a3d;
    }

    .status-error {
        background: #ffe2e2;
        color: #b42318;
    }

    .status-new {
        background: #e8f2ff;
        color: #175cd3;
    }

    .status-updated {
        background: #fff3cd;
        color: #8a5a00;
    }

    .sds-failed {
        background: #fff0f0 !important;
    }

    .error-text {
        max-width: 520px;
        white-space: pre-wrap;
        word-break: break-word;
        color: #b42318;
        font-size: 0.85rem;
    }
    .print-header {
        display: none;
    }

    @media print {
        .berner-topbar,
        .berner-sidebar,
        .d-print-none,
        .btn,
        .nav-scrollable {
            display: none !important;
        }

        .berner-body {
            display: block !important;
            padding: 0 !important;
            max-width: none !important;
        }

        .berner-main {
            width: 100% !important;
        }

        .berner-content-card {
            box-shadow: none !important;
            border: none !important;
            padding: 0 !important;
            min-height: auto !important;
        }

        .print-header {
            display: block;
            margin-bottom: 12px;
        }

        .table-responsive {
            overflow: visible !important;
        }

        .gtin-table {
            font-size: 10px;
        }

            .gtin-table th,
            .gtin-table td {
                padding: 4px !important;
            }

        .status-ok,
        .status-error {
            border: 1px solid #000;
            background: transparent !important;
            color: #000 !important;
            padding: 1px 4px;
        }
    }
}