.calendar-app {
    --calendar-weekdays: repeat(7, 1fr);
    display: grid;
    grid-template-rows: auto 1fr;
    min-height: 100%;
    padding: 14px 18px 18px;
}

.calendar-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 16px;
}
.calendar-header h1 { font-size: 20px; font-weight: 660; }
.calendar-month-title { color: var(--ink-muted); font-size: 13px; text-transform: capitalize; margin-top: 2px; }

.calendar-nav { display: flex; gap: 6px; align-items: center; }
.calendar-nav-button {
    width: 32px; height: 32px;
    display: grid; place-items: center;
    border: 0; border-radius: 8px;
    color: var(--ink);
    background: color-mix(in srgb, var(--ink) 7%, var(--surface-raised));
    cursor: pointer;
}
.calendar-nav-button .icon { width: 15px; height: 15px; }
.calendar-nav-button:last-child .icon { transform: rotate(180deg); }
.calendar-nav-button:hover { background: color-mix(in srgb, var(--ink) 12%, var(--surface-raised)); }
.calendar-nav-button--today { width: auto; padding: 0 12px; font-size: 13px; font-weight: 560; }

.calendar-body {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 230px;
    gap: 18px;
    min-height: 0;
}

.calendar-grid-section { display: flex; flex-direction: column; min-height: 0; }
.calendar-weekdays {
    display: grid;
    grid-template-columns: var(--calendar-weekdays);
    gap: 6px;
    padding: 0 6px 8px;
    color: var(--ink-muted);
    font-size: 11px;
    font-weight: 600;
    text-align: center;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.calendar-grid {
    display: grid;
    grid-template-columns: var(--calendar-weekdays);
    grid-auto-rows: 1fr;
    gap: 6px;
    flex: 1;
    min-height: 0;
}
.calendar-cell {
    position: relative;
    min-height: 58px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    padding: 7px 4px 5px;
    border: 1px solid var(--line);
    border-radius: 11px;
    background: color-mix(in srgb, var(--surface) 55%, var(--surface-raised));
    cursor: pointer;
    transition: border-color 0.12s ease, background 0.12s ease;
}
.calendar-cell:hover:not(.calendar-cell--empty) { border-color: color-mix(in srgb, var(--luma-accent) 45%, var(--line)); }
.calendar-cell--empty { background: transparent; border-color: transparent; }
.calendar-cell.is-today { border-color: var(--luma-accent); }
.calendar-cell.is-selected { background: color-mix(in srgb, var(--luma-accent) 16%, var(--surface-raised)); border-color: var(--luma-accent); }

.calendar-day-number {
    font-size: 13px;
    font-weight: 600;
    width: 24px; height: 24px;
    display: grid; place-items: center;
    border-radius: 50%;
}
.calendar-cell.is-today .calendar-day-number { background: var(--luma-accent); color: var(--surface); }

.calendar-cell-events { display: flex; flex-wrap: wrap; justify-content: center; gap: 3px; width: 100%; }
.calendar-dot {
    font-size: 9px;
    line-height: 1;
    padding: 3px 5px;
    border-radius: 999px;
    background: color-mix(in srgb, var(--luma-accent) 22%, transparent);
    color: var(--luma-accent);
    font-weight: 600;
}
.calendar-more { color: var(--ink-muted); font-size: 9px; }

.calendar-side { display: flex; flex-direction: column; gap: 12px; min-height: 0; }
.calendar-side-date { color: var(--ink-muted); font-size: 13px; text-transform: capitalize; }
.calendar-add-button {
    display: inline-flex; align-items: center; gap: 8px;
    width: 100%;
    padding: 10px 12px;
    border: 0; border-radius: 10px;
    background: var(--luma-accent);
    color: var(--surface);
    font-size: 13px; font-weight: 600;
    cursor: pointer;
}
.calendar-add-button .icon { width: 14px; height: 14px; }
.calendar-add-button:hover { filter: brightness(1.06); }

.calendar-events { list-style: none; display: flex; flex-direction: column; gap: 6px; overflow-y: auto; min-height: 0; }
.calendar-event {
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: 8px;
    padding: 8px 10px;
    border: 1px solid var(--line);
    border-radius: 10px;
    background: var(--surface-raised);
}
.calendar-event-time { color: var(--ink-muted); font-size: 12px; font-variant-numeric: tabular-nums; }
.calendar-event-title { font-size: 13px; }
.calendar-event--empty { color: var(--ink-muted); border-style: dashed; font-size: 13px; }
.calendar-event-remove {
    width: 24px; height: 24px;
    display: grid; place-items: center;
    border: 0; border-radius: 7px;
    background: transparent; color: var(--ink-muted);
    cursor: pointer;
    opacity: 0;
    transition: opacity 0.12s ease;
}
.calendar-event:hover .calendar-event-remove { opacity: 1; }
.calendar-event-remove:hover { background: color-mix(in srgb, var(--ink) 10%, transparent); }
.calendar-event-remove .icon { width: 12px; height: 12px; }

.calendar-dialog {
    border: 1px solid var(--line);
    border-radius: 16px;
    padding: 20px;
    width: min(340px, calc(100vw - 40px));
    background: var(--surface-raised);
    color: var(--ink);
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.28);
}
.calendar-dialog::backdrop { background: rgba(0, 0, 0, 0.4); }
.calendar-dialog h2 { font-size: 17px; font-weight: 650; margin-bottom: 16px; }
.calendar-field { display: grid; gap: 6px; margin-bottom: 12px; }
.calendar-field span { font-size: 12px; color: var(--ink-muted); }
.calendar-field small { color: var(--ink-muted); }
.calendar-field input {
    width: 100%;
    padding: 9px 11px;
    border: 1px solid var(--line);
    border-radius: 9px;
    background: var(--surface);
    color: var(--ink);
    font-size: 13px;
}
.calendar-field input:focus { outline: 2px solid var(--luma-accent); outline-offset: 0; }
.calendar-dialog-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 18px; }
.calendar-dialog-actions button {
    padding: 8px 16px;
    border: 0; border-radius: 9px;
    font-size: 13px; font-weight: 560;
    cursor: pointer;
}
.calendar-dialog-cancel { background: color-mix(in srgb, var(--ink) 8%, transparent); color: var(--ink); }
.calendar-dialog-submit { background: var(--luma-accent); color: var(--surface); }

@container (max-width: 720px) {
    .calendar-body { grid-template-columns: 1fr; }
    .calendar-side { max-height: 220px; }
    .calendar-cell { min-height: 44px; }
}