:root {
    color-scheme: light;
    --color-bg: #f6f7f9;
    --color-surface: #ffffff;
    --color-text: #17202a;
    --color-muted: #5f6c7b;
    --color-border: #d8dee6;
    --color-accent: #0f766e;
    --color-accent-strong: #115e59;
    --color-good: #047857;
    --color-warn: #b45309;
    --color-danger: #be123c;
    --color-ink: #111827;
    --shadow-soft: 0 14px 40px rgba(16, 24, 40, 0.08);
    --radius: 8px;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.5;
}

a {
    color: var(--color-accent-strong);
}

.site-shell {
    min-height: 100vh;
    display: grid;
    grid-template-rows: auto 1fr auto;
}

.site-header,
.site-footer {
    padding: 18px clamp(18px, 4vw, 56px);
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
}

.site-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
}

.site-footer {
    border-top: 1px solid var(--color-border);
    border-bottom: 0;
    color: var(--color-muted);
}

.site-brand {
    font-weight: 700;
    letter-spacing: 0;
}

.site-nav {
    display: flex;
    align-items: center;
    gap: 14px;
}

.site-nav a,
.site-nav button {
    color: var(--color-text);
    font: inherit;
}

.inline-form {
    display: inline;
    margin: 0;
}

.inline-form button,
.form button {
    border: 0;
    border-radius: var(--radius);
    background: var(--color-accent);
    color: #fff;
    cursor: pointer;
    padding: 10px 14px;
}

.inline-form button:hover,
.form button:hover {
    background: var(--color-accent-strong);
}

.main {
    width: min(1120px, calc(100% - 32px));
    margin: 0 auto;
    padding: clamp(32px, 6vw, 72px) 0;
}

.intro {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-soft);
    padding: clamp(22px, 4vw, 42px);
}

.panel {
    width: min(520px, 100%);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-soft);
    padding: clamp(22px, 4vw, 38px);
}

.panel h1 {
    margin: 0 0 20px;
}

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

.form label {
    display: grid;
    gap: 6px;
    color: var(--color-muted);
}

.form input {
    width: 100%;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    color: var(--color-text);
    font: inherit;
    padding: 11px 12px;
}

.form input:focus {
    border-color: var(--color-accent);
    outline: 3px solid rgba(15, 118, 110, 0.16);
}

.alert {
    border-radius: var(--radius);
    margin-bottom: 18px;
    padding: 12px 14px;
}

.alert-error {
    background: #fff1f2;
    border: 1px solid #fecdd3;
    color: #9f1239;
}

.alert-success {
    background: #ecfdf5;
    border: 1px solid #bbf7d0;
    color: #166534;
}

.intro h1 {
    margin: 0 0 10px;
    font-size: clamp(2rem, 4vw, 3.4rem);
    line-height: 1.05;
}

.intro p {
    max-width: 740px;
    margin: 0;
    color: var(--color-muted);
    font-size: 1.05rem;
}

.status-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 14px;
    margin-top: 28px;
}

.status-item {
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 16px;
    background: #fbfcfd;
}

.status-item strong {
    display: block;
    margin-bottom: 4px;
}

.admin-workspace {
    display: grid;
    gap: 22px;
}

.admin-heading {
    display: grid;
    gap: 4px;
}

.split-heading {
    align-items: end;
    display: flex;
    justify-content: space-between;
}

.admin-heading h1 {
    margin: 0;
    color: var(--color-ink);
    font-size: clamp(2rem, 4vw, 3.2rem);
    line-height: 1.05;
}

.eyebrow {
    color: var(--color-accent-strong);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    margin: 0;
    text-transform: uppercase;
}

.metric-strip {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1px;
    overflow: hidden;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    background: var(--color-border);
    box-shadow: var(--shadow-soft);
}

.metric-cell {
    min-width: 0;
    background: var(--color-surface);
    padding: 18px;
}

.metric-cell span,
.metric-cell small {
    display: block;
    color: var(--color-muted);
    font-size: 0.86rem;
}

.metric-cell strong {
    display: block;
    margin: 4px 0;
    color: var(--color-ink);
    font-size: clamp(1.35rem, 2vw, 1.9rem);
    line-height: 1.1;
    overflow-wrap: anywhere;
}

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

.data-panel {
    min-width: 0;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    background: var(--color-surface);
    box-shadow: var(--shadow-soft);
    overflow: hidden;
}

.panel-heading {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    border-bottom: 1px solid var(--color-border);
    padding: 14px 16px;
}

.panel-heading h2 {
    margin: 0;
    font-size: 1rem;
    line-height: 1.2;
}

.text-button {
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    color: var(--color-text);
    font-weight: 600;
    padding: 9px 12px;
    text-decoration: none;
    white-space: nowrap;
}

.text-button:hover {
    border-color: var(--color-accent);
    color: var(--color-accent-strong);
}

.filter-bar {
    align-items: end;
    display: grid;
    gap: 12px;
    grid-template-columns: minmax(0, 1fr) auto;
    padding: 16px;
}

.calendar-filter {
    grid-template-columns: minmax(150px, 220px) minmax(0, 1fr) auto;
}

.filter-bar label {
    display: grid;
    gap: 6px;
}

.filter-bar span {
    color: var(--color-muted);
    font-size: 0.86rem;
}

.filter-bar input {
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    color: var(--color-text);
    font: inherit;
    min-width: 0;
    padding: 11px 12px;
    width: 100%;
}

.filter-bar input:focus {
    border-color: var(--color-accent);
    outline: 3px solid rgba(15, 118, 110, 0.16);
}

.filter-bar button {
    border: 0;
    border-radius: var(--radius);
    background: var(--color-accent);
    color: #fff;
    cursor: pointer;
    font: inherit;
    padding: 12px 16px;
}

.filter-bar button:hover {
    background: var(--color-accent-strong);
}

.status-pill {
    border: 1px solid var(--color-border);
    border-radius: 999px;
    color: var(--color-muted);
    font-size: 0.78rem;
    font-weight: 700;
    line-height: 1;
    padding: 7px 9px;
    white-space: nowrap;
}

.is-good {
    color: var(--color-good) !important;
}

.is-warn {
    color: var(--color-warn) !important;
}

.is-neutral {
    color: var(--color-muted) !important;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.93rem;
}

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

.data-table th,
.data-table td {
    border-bottom: 1px solid var(--color-border);
    padding: 11px 16px;
    text-align: left;
    vertical-align: top;
}

.data-table th {
    color: var(--color-muted);
    font-weight: 600;
}

.data-table td {
    color: var(--color-ink);
    font-variant-numeric: tabular-nums;
    text-align: right;
}

.order-table th,
.order-table td {
    text-align: left;
}

.order-table td:last-child {
    text-align: right;
}

.row-title {
    color: var(--color-ink);
    display: block;
    font-weight: 700;
    text-decoration: none;
}

.row-title:hover {
    color: var(--color-accent-strong);
}

.data-table small,
.status-stack small,
.stack-list small {
    color: var(--color-muted);
    display: block;
    font-size: 0.8rem;
    margin-top: 2px;
}

.amount-cell {
    font-variant-numeric: tabular-nums;
    white-space: nowrap;
}

.status-stack {
    display: grid;
    gap: 2px;
}

.stack-list {
    display: grid;
    gap: 1px;
    background: var(--color-border);
}

.stack-list div {
    background: var(--color-surface);
    display: grid;
    gap: 3px;
    padding: 12px 16px;
}

.stack-list strong {
    color: var(--color-ink);
}

.stack-list span {
    color: var(--color-text);
    overflow-wrap: anywhere;
}

.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, minmax(0, 1fr));
}

.calendar-weekday,
.calendar-day {
    border-bottom: 1px solid var(--color-border);
    border-right: 1px solid var(--color-border);
    min-height: 78px;
    padding: 10px;
}

.calendar-weekday {
    background: #fbfcfd;
    color: var(--color-muted);
    font-size: 0.78rem;
    font-weight: 700;
    min-height: auto;
    text-transform: uppercase;
}

.calendar-day {
    background: var(--color-surface);
    display: grid;
    gap: 8px;
}

.calendar-day strong {
    color: var(--color-ink);
    font-size: 1rem;
    line-height: 1;
}

.calendar-day span {
    align-self: end;
    color: var(--color-muted);
    font-size: 0.82rem;
}

.calendar-day.has-bookings {
    background: #ecfdf5;
}

.calendar-day.has-bookings span {
    color: var(--color-good);
    font-weight: 700;
}

.calendar-day.is-empty {
    background: #f8fafc;
}

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

.data-table.compact th,
.data-table.compact td {
    padding: 9px 14px;
}

.warning-list {
    display: grid;
    gap: 1px;
    background: var(--color-border);
}

.warning-list div,
.empty-state {
    margin: 0;
    background: #fffaf0;
    color: #7c2d12;
    padding: 12px 16px;
}

.empty-state {
    background: var(--color-surface);
    color: var(--color-muted);
}

@media (max-width: 840px) {
    .site-header {
        align-items: flex-start;
        flex-direction: column;
    }

    .site-nav {
        flex-wrap: wrap;
    }

    .split-heading,
    .filter-bar,
    .calendar-filter {
        align-items: stretch;
        grid-template-columns: 1fr;
    }

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

    .split-heading {
        flex-direction: column;
    }

    .metric-strip,
    .admin-grid {
        grid-template-columns: 1fr;
    }

    .panel-heading {
        align-items: flex-start;
        flex-direction: column;
    }

    .data-table th,
    .data-table td {
        padding: 10px 12px;
    }
}