:root {
    color-scheme: light;
    --bg: #f7f7f4;
    --panel: #ffffff;
    --text: #222426;
    --muted: #666d73;
    --line: #d9ddd7;
    --brand: #1f6f5b;
    --brand-dark: #174d41;
    --danger: #a93535;
    --warning: #896400;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    background: var(--bg);
    color: var(--text);
}

a { color: var(--brand-dark); }

.shell {
    max-width: 1120px;
    margin: 0 auto;
    padding: 24px;
}

.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 20px;
}

.brand h1 {
    margin: 0;
    font-size: 24px;
    line-height: 1.2;
}

.brand p {
    margin: 4px 0 0;
    color: var(--muted);
}

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

.nav a, .button, button {
    border: 1px solid var(--line);
    background: var(--panel);
    color: var(--text);
    border-radius: 6px;
    padding: 9px 12px;
    text-decoration: none;
    cursor: pointer;
    font: inherit;
}

.button.primary, button.primary {
    background: var(--brand);
    border-color: var(--brand);
    color: #fff;
}

.button.danger, button.danger {
    color: #fff;
    background: var(--danger);
    border-color: var(--danger);
}

.grid {
    display: grid;
    grid-template-columns: minmax(280px, 360px) 1fr;
    gap: 20px;
    align-items: start;
}

.calendar-layout {
    display: grid;
    grid-template-columns: minmax(270px, 320px) minmax(0, 1fr);
    gap: 20px;
    align-items: start;
}

.booking-panel {
    position: sticky;
    top: 16px;
}

.panel, .event, .table-wrap {
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: 8px;
}

.panel { padding: 18px; }

.panel h2, .table-wrap h2 {
    margin: 0 0 14px;
    font-size: 18px;
}

label {
    display: block;
    font-weight: 650;
    margin: 12px 0 5px;
}

input, select, textarea {
    width: 100%;
    min-height: 40px;
    border: 1px solid var(--line);
    border-radius: 6px;
    padding: 8px 10px;
    font: inherit;
    background: #fff;
}

textarea { min-height: 96px; resize: vertical; }

.messages {
    display: grid;
    gap: 8px;
    margin-bottom: 16px;
}

.message {
    padding: 10px 12px;
    border-radius: 6px;
    border: 1px solid var(--line);
    background: #fff;
}

.message.error { border-color: #d7a7a7; color: var(--danger); }
.message.success { border-color: #9bc6b9; color: var(--brand-dark); }

.events {
    display: grid;
    gap: 10px;
}

.event { padding: 14px; }

.event header {
    display: flex;
    justify-content: space-between;
    gap: 12px;
}

.event strong { font-size: 16px; }
.muted { color: var(--muted); }
.actions { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 12px; }

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

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

th { color: var(--muted); font-weight: 650; }
.table-wrap { overflow-x: auto; padding: 0 0 10px; }
.table-wrap h2 { padding: 16px 16px 0; }

.login {
    max-width: 420px;
    margin: 8vh auto;
}

.inline-form {
    display: inline;
}

.email-form {
    display: grid;
    grid-template-columns: minmax(180px, 1fr) auto;
    gap: 6px;
    min-width: 260px;
}

.small {
    font-size: 13px;
}

.required {
    color: var(--danger);
}

.calendar-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 12px;
}

.calendar-head > a {
    display: none;
}

.calendar-head h2 {
    margin: 0;
    font-size: 20px;
}

.period-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 12px;
}

.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, minmax(0, 1fr));
    border: 1px solid var(--line);
    background: var(--panel);
    border-radius: 8px;
    overflow: hidden;
}

.calendar-weekday {
    padding: 9px;
    font-weight: 700;
    color: var(--muted);
    border-bottom: 1px solid var(--line);
    background: #f0f2ee;
}

.calendar-day {
    min-height: 104px;
    padding: 8px;
    border-right: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
}

.calendar-day:nth-child(7n) {
    border-right: 0;
}

.calendar-day.is-muted {
    background: #fafaf8;
    color: var(--muted);
}

.calendar-date {
    font-weight: 700;
    margin-bottom: 6px;
}

.calendar-event {
    display: grid;
    gap: 2px;
    margin-bottom: 6px;
    padding: 6px;
    border-left: 3px solid var(--brand);
    background: #eef7f3;
    border-radius: 4px;
    font-size: 13px;
}

.calendar-event a {
    font-size: 12px;
}

.audit-values {
    display: grid;
    grid-template-columns: minmax(90px, 150px) 1fr;
    gap: 3px 10px;
    margin: 6px 0 10px;
}

.audit-values dt {
    color: var(--muted);
    font-weight: 650;
}

.audit-values dd {
    margin: 0;
    word-break: break-word;
}

@media (max-width: 820px) {
    .shell { padding: 16px; }
    .topbar { align-items: flex-start; flex-direction: column; }
    .grid, .calendar-layout { grid-template-columns: 1fr; }
    .booking-panel { position: static; }
    .calendar-grid {
        display: block;
    }
    .calendar-weekday {
        display: none;
    }
    .calendar-day {
        min-height: auto;
        border-right: 0;
    }
}