:root {
    color-scheme: light;
    --bg: #f5f7fb;
    --surface: #ffffff;
    --surface-2: #eef3f8;
    --line: #d8e0ea;
    --text: #111827;
    --muted: #64748b;
    --blue: #1663d8;
    --green: #008f5f;
    --yellow: #a16207;
    --red: #b91c1c;
    --ink: #0f172a;
    --shadow: 0 18px 45px rgba(15, 23, 42, 0.08);
    --radius: 8px;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    font-size: 15px;
    line-height: 1.45;
}

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

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

.app-shell {
    display: grid;
    grid-template-columns: 264px minmax(0, 1fr);
    min-height: 100vh;
}

.sidebar {
    background: #101726;
    color: #e6edf6;
    padding: 24px 18px;
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 28px;
    min-height: 44px;
}

.brand-mark {
    display: grid;
    place-items: center;
    width: 40px;
    height: 40px;
    border-radius: var(--radius);
    background: #19a974;
    color: #06120d;
    font-weight: 900;
}

.brand-name {
    display: block;
    font-size: 18px;
    font-weight: 800;
}

.brand-sub {
    display: block;
    color: #9fb0c6;
    font-size: 12px;
}

.nav {
    display: grid;
    gap: 6px;
}

.nav a {
    display: flex;
    align-items: center;
    min-height: 40px;
    padding: 9px 11px;
    border-radius: var(--radius);
    color: #b9c7d9;
}

.nav a:hover,
.nav a.active {
    background: #1d2a3d;
    color: #ffffff;
}

.main {
    min-width: 0;
}

.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    min-height: 72px;
    padding: 16px 28px;
    background: rgba(255, 255, 255, 0.84);
    border-bottom: 1px solid var(--line);
    backdrop-filter: blur(14px);
    position: sticky;
    top: 0;
    z-index: 10;
}

.topbar-title {
    font-size: 20px;
    font-weight: 800;
}

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

.admin-chip {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--muted);
}

.avatar {
    display: grid;
    place-items: center;
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: #dceafe;
    color: #164ca4;
    font-weight: 800;
}

.content {
    display: grid;
    gap: 20px;
    padding: 28px;
}

.page-head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
}

.page-title {
    margin: 0;
    font-size: 26px;
    line-height: 1.15;
}

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

.grid {
    display: grid;
    gap: 16px;
}

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

.grid-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

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

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

.card {
    padding: 18px;
}

.metric-label {
    color: var(--muted);
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
}

.metric-value {
    margin-top: 8px;
    font-size: 30px;
    font-weight: 850;
    letter-spacing: 0;
}

.money-stack {
    display: grid;
    gap: 3px;
}

.metric-value.money-stack {
    font-size: 22px;
    line-height: 1.2;
}

.money-stack.compact {
    justify-items: end;
    font-size: 12px;
}

.metric-note {
    margin-top: 6px;
    color: var(--muted);
    font-size: 13px;
}

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

.panel-title {
    font-weight: 800;
}

.panel-body {
    padding: 18px;
}

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

table {
    width: 100%;
    border-collapse: collapse;
}

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

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

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

.muted {
    color: var(--muted);
}

.mono {
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
}

.badge {
    display: inline-flex;
    align-items: center;
    min-height: 24px;
    padding: 3px 8px;
    border-radius: 999px;
    border: 1px solid transparent;
    font-size: 12px;
    font-weight: 800;
    text-transform: capitalize;
}

.badge-active,
.badge-paid,
.badge-published,
.badge-sent,
.badge-queued {
    background: #e7f8f0;
    color: var(--green);
    border-color: #bfe9d6;
}

.badge-trialing,
.badge-pending,
.badge-scheduled,
.badge-sending,
.badge-draft,
.badge-grace {
    background: #fff7df;
    color: var(--yellow);
    border-color: #f3dea6;
}

.badge-suspended,
.badge-revoked,
.badge-refunded,
.badge-failed,
.badge-cancelled,
.badge-disputed,
.badge-expired {
    background: #feeceb;
    color: var(--red);
    border-color: #fac9c5;
}

.filters,
.form-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 12px;
}

.form-grid.wide {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.field {
    display: grid;
    gap: 6px;
}

.field label {
    color: var(--muted);
    font-size: 12px;
    font-weight: 800;
    text-transform: uppercase;
}

.field input,
.field select,
.field textarea {
    width: 100%;
    min-height: 42px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: #ffffff;
    color: var(--text);
    padding: 10px 11px;
}

.field textarea {
    min-height: 108px;
    resize: vertical;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
    outline: 3px solid rgba(22, 99, 216, 0.18);
    border-color: var(--blue);
}

.span-2 {
    grid-column: span 2;
}

.span-3 {
    grid-column: span 3;
}

.actions {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 38px;
    padding: 8px 12px;
    border-radius: var(--radius);
    border: 1px solid var(--line);
    background: #ffffff;
    color: var(--text);
    cursor: pointer;
    font-weight: 800;
}

.btn:hover {
    border-color: #a8b7c9;
}

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

.btn-danger {
    background: #fff7f6;
    border-color: #fac9c5;
    color: var(--red);
}

.btn-success {
    background: #e7f8f0;
    border-color: #bfe9d6;
    color: var(--green);
}

.btn-ghost {
    background: transparent;
    color: inherit;
}

.alert {
    border-radius: var(--radius);
    padding: 12px 14px;
    border: 1px solid var(--line);
    background: #ffffff;
}

.alert-success {
    background: #e7f8f0;
    border-color: #bfe9d6;
    color: var(--green);
}

.alert-error {
    background: #feeceb;
    border-color: #fac9c5;
    color: var(--red);
}

.auth-page {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 24px;
    background: #101726;
}

.auth-card {
    width: min(440px, 100%);
    background: #ffffff;
    border-radius: var(--radius);
    padding: 28px;
    box-shadow: 0 24px 80px rgba(0, 0, 0, 0.24);
}

.auth-card-wide {
    width: min(560px, 100%);
}

.auth-title {
    margin: 18px 0 4px;
    font-size: 26px;
    line-height: 1.1;
}

.auth-form {
    display: grid;
    gap: 14px;
    margin-top: 22px;
}

.setup-block {
    display: grid;
    gap: 14px;
    margin-top: 22px;
}

.readonly-value {
    min-height: 42px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--surface-2);
    padding: 10px 11px;
}

.chart-list {
    display: grid;
    gap: 10px;
}

.chart-row {
    display: grid;
    grid-template-columns: 108px minmax(160px, 1fr) minmax(96px, max-content);
    align-items: center;
    gap: 12px;
}

meter {
    width: 100%;
    height: 12px;
}

.empty {
    color: var(--muted);
    padding: 24px 0;
    text-align: center;
}

.pagination {
    margin-top: 16px;
}

.pagination nav > div {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.code-box {
    display: block;
    margin-top: 10px;
    padding: 12px;
    border-radius: var(--radius);
    background: #111827;
    color: #e5eefb;
    overflow-x: auto;
}

@media (max-width: 1100px) {
    .grid-4,
    .grid-3,
    .grid-2,
    .filters,
    .form-grid,
    .form-grid.wide {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 760px) {
    .app-shell {
        grid-template-columns: 1fr;
    }

    .sidebar {
        position: static;
        padding: 16px;
    }

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

    .topbar,
    .page-head {
        align-items: flex-start;
        flex-direction: column;
    }

    .content {
        padding: 18px;
    }

    .grid-4,
    .grid-3,
    .grid-2,
    .filters,
    .form-grid,
    .form-grid.wide {
        grid-template-columns: 1fr;
    }

    .span-2,
    .span-3 {
        grid-column: auto;
    }

    .chart-row {
        grid-template-columns: 1fr;
    }
}