.ps-select {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 7px 9px;
    border: 1px solid #C9C9CC;
    border-radius: 3px;
    background: #fff;
    font: 13px "Segoe UI", system-ui, sans-serif;
    color: #1A1A1A;
    cursor: pointer;
    box-sizing: border-box;
    text-align: left;
}
.ps-select:focus,
.ps-select.is-open {
    outline: none;
    border-color: #0A66C2;
}
.ps-select .ps-label {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.ps-select .ps-label.ps-placeholder { color: #888; }
.ps-select .ps-chev {
    margin-left: 8px;
    color: #666;
    font-size: 11px;
    line-height: 1;
}

.ps-popup {
    position: absolute;
    background: #fff;
    border: 1px solid #C9C9CC;
    border-radius: 4px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.18);
    z-index: 2000;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    font: 13px "Segoe UI", system-ui, sans-serif;
}

.ps-popup .ps-search-wrap {
    padding: 8px;
    border-bottom: 1px solid #EEE;
    background: #FAFAFB;
    flex: 0 0 auto;
}
.ps-popup .ps-search {
    width: 100%;
    padding: 7px 9px;
    border: 1px solid #C9C9CC;
    border-radius: 3px;
    font: inherit;
    box-sizing: border-box;
}
.ps-popup .ps-search:focus { outline: none; border-color: #0A66C2; }

.ps-popup .ps-list {
    flex: 1 1 auto;
    overflow-y: auto;
    overflow-x: hidden;
}
.ps-popup .ps-option {
    padding: 10px 12px;
    cursor: pointer;
    border-bottom: 1px solid #F2F2F4;
    color: #1A1A1A;
}
.ps-popup .ps-option:last-child { border-bottom: 0; }
.ps-popup .ps-option:hover,
.ps-popup .ps-option.is-active {
    background: #EAF3FF;
}
.ps-popup .ps-option.is-selected {
    background: #DDEBFC;
    font-weight: 600;
}
.ps-popup .ps-empty {
    padding: 14px;
    color: #777;
    text-align: center;
    font-style: italic;
}

.ps-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.35);
    z-index: 1999;
}

.ps-popup.is-sheet {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    top: auto;
    width: 100%;
    max-width: 100%;
    max-height: 80vh;
    border-radius: 14px 14px 0 0;
    border-left: 0;
    border-right: 0;
    border-bottom: 0;
    box-shadow: 0 -8px 24px rgba(0, 0, 0, 0.25);
    animation: ps-slide-up 0.18s ease-out;
}
.ps-popup.is-sheet .ps-option { padding: 14px 16px; font-size: 15px; }
.ps-popup.is-sheet .ps-search { padding: 11px 12px; font-size: 15px; }
@keyframes ps-slide-up {
    from { transform: translateY(100%); }
    to   { transform: translateY(0); }
}