/* ====== Base ====== */
:root {
    --bg: #f6f7fb;
    --card: #ffffff;
    --text: #111827;
    --muted: #6b7280;
    --border: #e5e7eb;
    --primary: #2563eb;
    --primaryHover: #1d4ed8;
    --danger: #dc2626;
    --shadow: 0 10px 25px rgba(0,0,0,.06);
    --radius: 14px;
}

body {
    background: var(--bg);
    color: var(--text);
}

/* ====== Layout helpers ====== */
.container-narrow {
    max-width: 980px;
    margin: 28px auto;
    padding: 0 16px;
}

.card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.card-header {
    padding: 16px 18px;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.card-title {
    margin: 0;
    font-size: 18px;
    font-weight: 700;
}

.card-subtitle {
    margin: 2px 0 0 0;
    font-size: 13px;
    color: var(--muted);
}

.card-body {
    padding: 18px;
}

.grid {
    display: grid;
    gap: 14px;
}

.grid-2 {
    grid-template-columns: 1fr;
}

@media (min-width: 840px) {
    .grid-2 {
        grid-template-columns: 1fr 1fr;
    }
}

.field label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 6px;
}

.input {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border);
    border-radius: 10px;
    background: #fff;
    outline: none;
    transition: border-color .15s, box-shadow .15s;
}

    .input:focus {
        border-color: rgba(37, 99, 235, .55);
        box-shadow: 0 0 0 4px rgba(37, 99, 235, .12);
    }

.hint {
    font-size: 12px;
    color: var(--muted);
    margin-top: 6px;
}

/* ====== Buttons ====== */
.btn {
    border: 0;
    border-radius: 10px;
    padding: 10px 14px;
    font-weight: 700;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.btn-primary {
    background: var(--primary);
    color: #fff;
}

    .btn-primary:hover {
        background: var(--primaryHover);
    }

.btn-ghost {
    background: transparent;
    color: var(--text);
    border: 1px solid var(--border);
}

    .btn-ghost:hover {
        background: rgba(17,24,39,.03);
    }

/* ====== Alerts ====== */
.alert {
    border-radius: 12px;
    padding: 10px 12px;
    border: 1px solid var(--border);
    background: #fff;
}

.alert-success {
    border-color: rgba(22, 163, 74, .35);
    background: rgba(22, 163, 74, .06);
}

.alert-danger {
    border-color: rgba(220, 38, 38, .35);
    background: rgba(220, 38, 38, .06);
}

.alert-info {
    border-color: rgba(37, 99, 235, .25);
    background: rgba(37, 99, 235, .05);
}

/* ====== Table ====== */
.table {
    width: 100%;
    border-collapse: collapse;
    overflow: hidden;
    border-radius: 12px;
    border: 1px solid var(--border);
    background: #fff;
}

    .table th, .table td {
        padding: 10px 12px;
        border-bottom: 1px solid var(--border);
        font-size: 14px;
    }

    .table th {
        text-align: left;
        font-size: 12px;
        text-transform: uppercase;
        letter-spacing: .04em;
        color: var(--muted);
        background: rgba(17,24,39,.02);
    }

    .table tr:last-child td {
        border-bottom: 0;
    }

.badge {
    font-size: 12px;
    padding: 3px 8px;
    border-radius: 999px;
    border: 1px solid var(--border);
    color: var(--muted);
    background: #fff;
}

.badge-ok {
    color: #166534;
    border-color: rgba(22,101,52,.25);
    background: rgba(22,101,52,.06);
}

.badge-zero {
    color: #991b1b;
    border-color: rgba(153,27,27,.25);
    background: rgba(153,27,27,.06);
}

/* ValidationSummary z DataAnnotations */
.validation-errors {
    margin: 0;
    padding-left: 18px;
    color: var(--danger);
    font-size: 13px;
}

:root {
    --bg: #f6f7fb;
    --card: #fff;
    --text: #111827;
    --muted: #6b7280;
    --border: #e5e7eb;
    --primary: #2563eb;
    --primaryHover: #1d4ed8;
    --shadow: 0 10px 25px rgba(0,0,0,.06);
    --radius: 14px;
}

body {
    background: var(--bg);
    color: var(--text);
}

.container-narrow {
    max-width: 980px;
    margin: 28px auto;
    padding: 0 16px;
}

.card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.card-header {
    padding: 16px 18px;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.card-title {
    margin: 0;
    font-size: 18px;
    font-weight: 800;
}

.card-subtitle {
    margin: 3px 0 0 0;
    font-size: 13px;
    color: var(--muted);
}

.card-body {
    padding: 18px;
}

.grid {
    display: grid;
    gap: 14px;
}

.grid-2 {
    grid-template-columns: 1fr;
}

@media (min-width:840px) {
    .grid-2 {
        grid-template-columns: 1fr 1fr;
    }
}

.field label {
    display: block;
    font-size: 13px;
    font-weight: 700;
    margin-bottom: 6px;
}

.input {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border);
    border-radius: 10px;
    background: #fff;
    outline: none;
    transition: border-color .15s, box-shadow .15s;
    box-sizing: border-box;
}

    .input:focus {
        border-color: rgba(37,99,235,.55);
        box-shadow: 0 0 0 4px rgba(37,99,235,.12);
    }

.hint {
    font-size: 12px;
    color: var(--muted);
    margin-top: 6px;
}

.btn {
    border: 0;
    border-radius: 10px;
    padding: 10px 14px;
    font-weight: 800;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.btn-primary {
    background: var(--primary);
    color: #fff;
}

    .btn-primary:hover {
        background: var(--primaryHover);
    }

.btn-ghost {
    background: transparent;
    color: var(--text);
    border: 1px solid var(--border);
}

    .btn-ghost:hover {
        background: rgba(17,24,39,.03);
    }

.alert {
    border-radius: 12px;
    padding: 10px 12px;
    border: 1px solid var(--border);
    background: #fff;
}

.alert-info {
    border-color: rgba(37,99,235,.25);
    background: rgba(37,99,235,.05);
}

.table {
    width: 100%;
    border-collapse: collapse;
    border: 1px solid var(--border);
    border-radius: 12px;
    overflow: hidden;
    background: #fff;
}

    .table th, .table td {
        padding: 10px 12px;
        border-bottom: 1px solid var(--border);
        font-size: 14px;
    }

    .table th {
        text-align: left;
        font-size: 12px;
        text-transform: uppercase;
        letter-spacing: .04em;
        color: var(--muted);
        background: rgba(17,24,39,.02);
    }

    .table tr:last-child td {
        border-bottom: 0;
    }

.badge {
    font-size: 12px;
    padding: 3px 8px;
    border-radius: 999px;
    border: 1px solid var(--border);
    color: var(--muted);
    background: #fff;
}

.badge-ok {
    color: #166534;
    border-color: rgba(22,101,52,.25);
    background: rgba(22,101,52,.06);
}

.badge-zero {
    color: #991b1b;
    border-color: rgba(153,27,27,.25);
    background: rgba(153,27,27,.06);
}

.validation-errors {
    margin: 0 0 6px 0;
    padding-left: 18px;
    color: #dc2626;
    font-size: 13px;
}