:root {
    --bg: #f5f7fb;
    --surface: #ffffff;
    --text: #182033;
    --muted: #64748b;
    --line: #dbe3ef;
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --danger: #dc2626;
    --green: #059669;
    --amber: #d97706;
    --shadow: 0 12px 32px rgba(15, 23, 42, 0.08);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    background: var(--bg);
    color: var(--text);
    font-family: Arial, Helvetica, sans-serif;
}

a {
    color: inherit;
    text-decoration: none;
}

.sidebar {
    position: fixed;
    inset: 0 auto 0 0;
    width: 250px;
    background: #111827;
    color: #f9fafb;
    padding: 24px;
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 34px;
}

.brand-mark {
    display: grid;
    place-items: center;
    width: 42px;
    height: 42px;
    border-radius: 8px;
    background: var(--primary);
}

.sidebar nav {
    display: grid;
    gap: 8px;
}

.sidebar a {
    padding: 12px 14px;
    border-radius: 8px;
    color: #cbd5e1;
}

.sidebar a.active,
.sidebar a:hover {
    background: #1f2937;
    color: #ffffff;
}

.user-box {
    position: absolute;
    right: 24px;
    bottom: 24px;
    left: 24px;
    display: grid;
    gap: 6px;
    padding-top: 18px;
    border-top: 1px solid #374151;
}

.user-box span {
    color: #cbd5e1;
    font-size: 13px;
}

.user-box a {
    padding: 0;
    color: #93c5fd;
    font-weight: 700;
}

.main {
    margin-left: 250px;
    padding: 34px;
}

.auth-main {
    min-height: 100vh;
}

.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 24px;
}

.page-header h1 {
    margin: 0;
    font-size: 32px;
}

.eyebrow {
    margin: 0 0 8px;
    color: var(--muted);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0;
    text-transform: uppercase;
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 40px;
    padding: 0 14px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--surface);
    color: var(--text);
    font: inherit;
    font-weight: 700;
    cursor: pointer;
    white-space: nowrap;
}

.button.primary {
    border-color: var(--primary);
    background: var(--primary);
    color: #ffffff;
}

.button.primary:hover {
    background: var(--primary-dark);
}

.button.small {
    min-height: 32px;
    padding: 0 10px;
    font-size: 13px;
}

.button.danger {
    border-color: #fecaca;
    color: var(--danger);
}

.kpi-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
    margin-bottom: 18px;
}

.kpi,
.type-kpi,
.panel,
.table-panel,
.toolbar,
.form-panel {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: 8px;
    box-shadow: var(--shadow);
}

.kpi {
    padding: 18px;
}

.kpi span {
    display: block;
    color: var(--muted);
    font-size: 13px;
    margin-bottom: 10px;
}

.kpi strong {
    font-size: 26px;
}

.type-kpi-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
    margin-bottom: 18px;
}

.type-kpi {
    position: relative;
    overflow: hidden;
    padding: 20px;
}

.type-kpi::before {
    content: "";
    position: absolute;
    inset: 0 auto 0 0;
    width: 6px;
    background: var(--primary);
}

.type-kpi:nth-child(2)::before {
    background: var(--amber);
}

.type-kpi:nth-child(3)::before {
    background: var(--green);
}

.type-kpi span {
    display: block;
    color: var(--muted);
    font-size: 13px;
    font-weight: 700;
    margin-bottom: 10px;
}

.type-kpi strong {
    display: block;
    font-size: 30px;
    margin-bottom: 8px;
}

.type-kpi small {
    display: block;
    color: var(--muted);
    font-size: 15px;
    font-weight: 700;
}

.chart-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
}

.panel {
    min-height: 360px;
    padding: 20px;
}

.panel h2 {
    margin: 0 0 16px;
    font-size: 18px;
}

.chart-box {
    position: relative;
    width: 100%;
    height: 280px;
}

.chart-box.large {
    height: 420px;
}

.chart-box canvas {
    display: block;
    width: 100% !important;
    height: 100% !important;
}

.toolbar {
    padding: 16px;
    margin-bottom: 16px;
}

.kpi-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.kpi-tabs a {
    display: inline-flex;
    align-items: center;
    min-height: 36px;
    padding: 0 12px;
    border: 1px solid var(--line);
    border-radius: 8px;
    color: var(--muted);
    font-weight: 700;
}

.kpi-tabs a.active,
.kpi-tabs a:hover {
    border-color: var(--primary);
    background: #eff6ff;
    color: var(--primary);
}

.search-form {
    display: flex;
    gap: 10px;
}

.filter-form {
    display: grid;
    grid-template-columns: minmax(220px, 1.2fr) repeat(3, minmax(170px, 1fr)) auto auto;
}

.dashboard-filter-form {
    display: grid;
    grid-template-columns: repeat(4, minmax(150px, 1fr)) auto auto;
}

input,
select {
    width: 100%;
    min-height: 42px;
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 0 12px;
    color: var(--text);
    background: #ffffff;
    font: inherit;
}

input:focus,
select:focus {
    outline: 3px solid rgba(37, 99, 235, 0.16);
    border-color: var(--primary);
}

.table-panel {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    min-width: 1080px;
}

th,
td {
    padding: 14px 16px;
    border-bottom: 1px solid var(--line);
    text-align: left;
    font-size: 14px;
}

th {
    color: var(--muted);
    font-size: 12px;
    text-transform: uppercase;
}

.status {
    display: inline-flex;
    align-items: center;
    min-height: 28px;
    padding: 0 10px;
    border-radius: 999px;
    background: #e0f2fe;
    color: #075985;
    font-weight: 700;
    font-size: 12px;
}

.actions {
    width: 180px;
}

td.actions {
    display: flex;
    gap: 8px;
}

td.actions form {
    margin: 0;
}

.empty {
    color: var(--muted);
    text-align: center;
}

.period-pill {
    display: inline-flex;
    align-items: center;
    min-height: 40px;
    padding: 0 14px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--surface);
    color: var(--muted);
    font-weight: 700;
}

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

.ops-kpi-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
    margin-bottom: 18px;
}

.ops-kpi {
    padding: 18px;
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: 8px;
    box-shadow: var(--shadow);
}

.ops-kpi-head {
    display: flex;
    align-items: center;
    gap: 10px;
}

.ops-kpi-head span:last-child {
    display: block;
    color: var(--muted);
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
}

.ops-kpi-icon {
    display: inline-grid;
    place-items: center;
    width: 36px;
    height: 36px;
    border-radius: 8px;
    background: #eff6ff;
    color: var(--primary);
    font-size: 18px;
    font-weight: 800;
    text-transform: none;
}

.ops-kpi h2 {
    margin: 8px 0 14px;
    font-size: 16px;
}

.ops-kpi strong {
    display: block;
    font-size: 24px;
    margin-bottom: 12px;
}

.compare-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
}

.compare-row small {
    color: var(--muted);
    font-weight: 700;
}

.compare-row em {
    font-style: normal;
    font-weight: 800;
}

.compare-row em.up {
    color: var(--green);
}

.compare-row em.down {
    color: var(--danger);
}

.compact-table {
    min-width: 0;
}

.ranking-table th,
.ranking-table td {
    padding: 12px;
}

.alert-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
    margin-bottom: 18px;
}

.kpi-alert {
    display: grid;
    gap: 6px;
    padding: 14px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--surface);
    box-shadow: var(--shadow);
}

.kpi-alert strong {
    font-size: 14px;
}

.kpi-alert span {
    color: var(--muted);
    font-size: 13px;
    font-weight: 700;
}

.kpi-alert.danger {
    border-color: #fecaca;
    background: #fef2f2;
}

.kpi-alert.warning {
    border-color: #fed7aa;
    background: #fff7ed;
}

.kpi-alert.info {
    border-color: #bae6fd;
    background: #f0f9ff;
}

.compact-form {
    display: grid;
    gap: 14px;
    margin-bottom: 16px;
}

.compact-form h2 {
    margin: 0;
    font-size: 18px;
}

.print-panel table {
    min-width: 0;
}

.import-help {
    margin: 16px 0;
}

.import-help h2,
.form-panel h3 {
    margin-top: 0;
}

.form-panel {
    padding: 22px;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
}

label span {
    display: block;
    margin-bottom: 8px;
    color: var(--muted);
    font-size: 13px;
    font-weight: 700;
}

label small {
    display: block;
    margin-top: 7px;
    color: var(--danger);
    font-weight: 700;
}

.login-page {
    display: grid;
    min-height: 100vh;
    place-items: center;
    padding: 24px;
}

.login-panel {
    width: min(430px, 100%);
    display: grid;
    gap: 18px;
    padding: 28px;
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: 8px;
    box-shadow: var(--shadow);
}

.login-brand {
    display: flex;
    align-items: center;
    gap: 14px;
}

.login-brand h1 {
    margin: 0;
    font-size: 28px;
}

.alert {
    padding: 12px 14px;
    border: 1px solid #fecaca;
    border-radius: 8px;
    background: #fef2f2;
    color: var(--danger);
    font-weight: 700;
}

.success {
    padding: 12px 14px;
    border: 1px solid #bbf7d0;
    border-radius: 8px;
    background: #f0fdf4;
    color: var(--green);
    font-weight: 700;
}

.profile-summary {
    margin-bottom: 16px;
}

.profile-summary p {
    margin: 8px 0;
}

.detail-grid {
    display: grid;
    grid-template-columns: minmax(300px, 0.85fr) minmax(360px, 1.15fr);
    gap: 18px;
}

.detail-list {
    display: grid;
    grid-template-columns: 150px 1fr;
    gap: 12px;
    margin: 0;
}

.detail-list dt {
    color: var(--muted);
    font-weight: 700;
}

.detail-list dd {
    margin: 0;
    font-weight: 700;
}

.timeline {
    display: grid;
    gap: 12px;
}

.timeline-item {
    padding: 14px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: #f8fafc;
}

.timeline-head {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 8px;
}

.timeline-head span {
    color: var(--muted);
    font-size: 13px;
    font-weight: 700;
}

.timeline-item ul {
    margin: 0;
    padding-left: 18px;
}

.login-help {
    padding-top: 14px;
    border-top: 1px solid var(--line);
    color: var(--muted);
    font-size: 13px;
}

.login-help p {
    margin: 6px 0 0;
}

.form-actions {
    display: flex;
    justify-content: flex-end;
    margin-top: 22px;
}

.error-panel {
    display: grid;
    grid-template-columns: 140px 1fr;
    gap: 24px;
    align-items: center;
}

.error-code {
    display: grid;
    place-items: center;
    min-height: 120px;
    border-radius: 8px;
    background: #eff6ff;
    color: var(--primary);
    font-size: 42px;
    font-weight: 800;
}

.error-panel h2 {
    margin: 0 0 10px;
    font-size: 22px;
}

.error-panel p {
    margin: 0;
    color: var(--muted);
    line-height: 1.6;
}

.error-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 18px;
}

@media (max-width: 980px) {
    .sidebar {
        position: static;
        width: auto;
    }

    .main {
        margin-left: 0;
        padding: 22px;
    }

    .kpi-grid,
    .type-kpi-grid,
    .ops-kpi-grid,
    .chart-grid,
    .form-grid {
        grid-template-columns: 1fr;
    }

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

    .dashboard-filter-form,
    .alert-grid,
    .detail-grid,
    .error-panel {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    .page-header,
    .page-actions,
    .search-form {
        align-items: stretch;
        flex-direction: column;
    }

    .filter-form {
        display: grid;
        grid-template-columns: 1fr;
    }
}

@media print {
    body {
        background: #ffffff;
        color: #000000;
    }

    .sidebar,
    .print-button,
    .alert-grid {
        display: none;
    }

    .main {
        margin-left: 0;
        padding: 0;
    }

    .page-header {
        align-items: flex-start;
        margin-bottom: 16px;
    }

    .ops-kpi-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
        gap: 10px;
    }

    .ops-kpi,
    .panel,
    .period-pill {
        box-shadow: none;
        break-inside: avoid;
    }

    .chart-box {
        height: 260px;
    }
}