html[data-theme="light"] { color-scheme:light; }
html[data-theme="dark"] { color-scheme:dark; }

html .pit-date-input {
    border:1px solid var(--border);
    border-radius:var(--radius-sm);
    background-color:var(--soft-hover);
    color:var(--text);
    min-width:0;
    cursor:pointer;
}
html .pit-date-input:focus-visible {
    outline:2px solid var(--primary);
    outline-offset:2px;
}
html .pit-date-input::-webkit-calendar-picker-indicator {
    cursor:pointer;
    opacity:.65;
}
.pit-date-picker {
    position:fixed;
    inset:auto;
    margin:0;
    z-index:100000;
    width:min(320px, calc(100vw - 24px));
    max-height:calc(100dvh - 24px);
    overflow:auto;
    box-sizing:border-box;
    padding:16px;
    border:1px solid var(--border);
    border-radius:var(--radius-md);
    background:var(--surface);
    color:var(--text);
    box-shadow:var(--shadow);
    font:13px Inter, sans-serif;
}
.pit-date-picker *, .pit-date-picker *::before { box-sizing:border-box; }
.pit-date-picker button, .pit-date-picker input {
    font:inherit;
    color:inherit;
    border:1px solid var(--border);
    border-radius:var(--radius-xs);
    background:var(--soft-hover);
}
.pit-date-picker button { min-height:36px; cursor:pointer; padding:6px 10px; }
.pit-date-picker button:hover { background:var(--surface-hover); }
.pit-date-picker :focus-visible { outline:2px solid var(--primary); outline-offset:2px; }
.pit-date-picker button:disabled { opacity:.3; cursor:default; }
.pit-date-heading, .pit-date-footer, .pit-date-time {
    display:flex;
    align-items:center;
    gap:8px;
}
.pit-date-heading { justify-content:space-between; margin-bottom:12px; }
.pit-date-heading strong { text-transform:capitalize; }
.pit-date-week, .pit-date-days { display:grid; grid-template-columns:repeat(7,minmax(0,1fr)); gap:3px; }
.pit-date-week span { text-align:center; padding:6px 0; color:var(--text-muted); font-size:11px; }
.pit-date-calendar { position:relative; overflow:hidden; isolation:isolate; }
.pit-date-days { position:relative; }
.pit-date-days.pit-date-outgoing { position:absolute; inset:0; pointer-events:none; }
.pit-date-selection {
    position:absolute;
    top:0;
    left:0;
    border-radius:var(--radius-xs);
    background:var(--primary);
    pointer-events:none;
    transition:transform 320ms cubic-bezier(.4,0,.2,1);
}
.pit-date-days button { position:relative; padding:0; border-color:transparent; background:transparent; transition:color 160ms ease; }
.pit-date-days button[data-outside="true"] { color:var(--text-muted); }
.pit-date-days button[aria-current="date"] { border-color:var(--primary); }
.pit-date-picker .pit-date-days button[aria-pressed="true"] { color:#fff; background:transparent; }
.pit-date-picker .pit-date-apply {
    background:var(--primary);
    color:#fff;
}
.pit-date-time { margin-top:14px; }
.pit-date-time label { display:grid; gap:6px; flex:1; color:var(--text-muted); font-size:12px; }
.pit-date-time input { width:100%; min-width:0; height:40px; padding:8px; color:var(--text); }
.pit-date-footer { margin-top:14px; justify-content:flex-end; }
.pit-date-error { color:var(--danger); margin:10px 0 0; }
.pit-date-error:empty { display:none; }