:root {
    --ink: #17202a;
    --muted: #697586;
    --line: #d8dee8;
    --surface: #ffffff;
    --page: #f4f6f8;
    --brand: #146c63;
    --brand-strong: #0d4f49;
    --accent: #b45309;
    --danger: #b42318;
    --success: #067647;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    background: var(--page);
    color: var(--ink);
    font-family: Arial, Helvetica, sans-serif;
    font-size: 15px;
}

a {
    color: var(--brand);
    text-decoration: none;
}

button,
input,
select,
textarea {
    font: inherit;
}

button,
.quick-actions a {
    border: 0;
    background: var(--brand);
    color: #fff;
    padding: 10px 14px;
    border-radius: 6px;
    cursor: pointer;
    font-weight: 700;
}

button:hover,
.quick-actions a:hover {
    background: var(--brand-strong);
}

.app-shell {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 260px 1fr;
}

.sidebar {
    background: #152129;
    color: #fff;
    padding: 22px;
    display: flex;
    flex-direction: column;
    gap: 28px;
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
}

.brand-mark,
.login-brand {
    width: 42px;
    height: 42px;
    display: grid;
    place-items: center;
    border-radius: 8px;
    background: #d8a448;
    color: #17202a;
    font-weight: 800;
}

.brand small,
.topbar small,
td small {
    display: block;
    color: #9aa6b2;
    margin-top: 3px;
}

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

.sidebar a {
    color: #dce4ec;
    padding: 10px 12px;
    border-radius: 6px;
}

.sidebar a:hover {
    background: #24323d;
}

.logout {
    margin-top: auto;
}

.logout button {
    width: 100%;
    background: #32414d;
}

.main {
    min-width: 0;
    padding: 22px 28px 40px;
}

.topbar {
    display: flex;
    justify-content: flex-end;
    margin-bottom: 20px;
    color: var(--muted);
}

.page-head {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin: 0 0 18px;
}

.page-head h1 {
    margin: 0;
    font-size: 28px;
}

.page-head p {
    margin: 6px 0 0;
    color: var(--muted);
}

.panel,
.metric {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: 8px;
    box-shadow: 0 1px 2px rgba(16, 24, 40, 0.04);
}

.panel {
    padding: 20px;
    margin-bottom: 18px;
    overflow-x: auto;
}

.panel h1,
.panel h2 {
    margin: 0 0 16px;
    font-size: 18px;
}

.metric-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(150px, 1fr));
    gap: 14px;
    margin-bottom: 18px;
}

.metric-grid.compact {
    grid-template-columns: repeat(3, minmax(150px, 1fr));
}

.metric {
    padding: 18px;
}

.metric span {
    color: var(--muted);
    display: block;
    margin-bottom: 10px;
}

.metric strong {
    font-size: 24px;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(160px, 1fr));
    gap: 14px;
    align-items: end;
}

label {
    display: grid;
    gap: 6px;
    color: #344054;
    font-weight: 700;
}

input,
select,
textarea {
    width: 100%;
    border: 1px solid #cbd5e1;
    border-radius: 6px;
    padding: 10px 11px;
    color: var(--ink);
    background: #fff;
}

textarea {
    resize: vertical;
}

.full {
    grid-column: 1 / -1;
}

.checkbox {
    display: flex;
    align-items: center;
    gap: 8px;
    min-height: 42px;
}

.checkbox input {
    width: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    min-width: 760px;
}

th,
td {
    padding: 12px 10px;
    border-bottom: 1px solid var(--line);
    text-align: left;
    vertical-align: top;
}

th {
    color: #475467;
    font-size: 13px;
}

.status {
    display: inline-block;
    border: 1px solid var(--line);
    padding: 4px 8px;
    border-radius: 999px;
    color: #475467;
    background: #f8fafc;
    font-size: 12px;
    font-weight: 700;
}

.positive {
    color: var(--success);
    font-weight: 700;
}

.negative {
    color: var(--danger);
    font-weight: 700;
}

.table-head,
.period-form,
.quick-actions,
.company-switcher,
.filters {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    align-items: center;
}

.table-head {
    justify-content: space-between;
    margin-bottom: 12px;
}

.table-head h2 {
    margin: 0;
}

.filters a,
.company-switcher a {
    border: 1px solid var(--line);
    border-radius: 6px;
    padding: 8px 10px;
    background: #fff;
}

.link-button {
    background: transparent;
    color: var(--brand);
    padding: 0;
}

.alert {
    padding: 12px 14px;
    margin: 0 0 16px;
    border-radius: 6px;
    border: 1px solid var(--line);
    background: #fff;
}

.alert.success {
    border-color: #8ed0b3;
    color: var(--success);
}

.alert.error {
    border-color: #f1a7a1;
    color: var(--danger);
}

.login-page {
    min-height: 100vh;
    display: grid;
    place-items: center;
    background: linear-gradient(120deg, #152129, #146c63);
    margin: -22px -28px -40px;
    padding: 24px;
}

.login-panel {
    width: min(420px, 100%);
    background: #fff;
    border-radius: 8px;
    padding: 28px;
    display: grid;
    gap: 16px;
    box-shadow: 0 18px 50px rgba(0, 0, 0, 0.22);
}

.login-panel h1 {
    margin: 0;
    font-size: 24px;
}

@media (max-width: 980px) {
    .app-shell {
        grid-template-columns: 1fr;
    }

    .sidebar {
        position: static;
        display: block;
    }

    .sidebar nav {
        grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
        margin-top: 18px;
    }

    .logout {
        margin-top: 16px;
    }

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

@media (max-width: 620px) {
    .main {
        padding: 16px;
    }

    .metric-grid,
    .metric-grid.compact,
    .form-grid {
        grid-template-columns: 1fr;
    }

    .page-head h1 {
        font-size: 23px;
    }
}