/* =========================================================
   样品申请表单 — 产品选择器样式
   替代原 #interestedField 文本输入框
   ========================================================= */

/* 分类下拉 */
.pp-selector {
    border: 1px dashed var(--color-border-dark);
    border-radius: var(--radius-lg);
    padding: var(--space-4);
    background: var(--color-bg-soft);
}
.pp-cat-row {
    display: flex; align-items: center; gap: var(--space-3); flex-wrap: wrap;
}
.pp-cat-row label {
    font-size: var(--font-size-small); color: var(--color-text-muted); font-weight: var(--weight-semibold); white-space: nowrap;
    letter-spacing: 0.06em;
}
.pp-cat-row select {
    flex: 1 1 220px; min-width: 180px;
    padding: 10px 34px 10px 14px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    background: #fff;
    font-size: var(--font-size-small);
    color: var(--color-text);
    outline: none;
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2' stroke-linecap='round'><path d='M6 9l6 6 6-6'/></svg>");
    background-repeat: no-repeat;
    background-position: right 12px center;
    transition: all var(--transition-fast);
}
.pp-cat-row select:focus {
    border-color: var(--color-secondary);
    box-shadow: 0 0 0 3px rgba(30,111,217,0.1);
}

/* 我的收藏行（与选择分类上下并列） */
.pp-fav-row {
    margin-top: var(--space-3);
}
.pp-fav-btn {
    flex: 1 1 220px; min-width: 180px;
    display: flex; align-items: center; gap: 8px;
    padding: 10px 14px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    background: #fff;
    font-size: var(--font-size-small);
    color: var(--color-text);
    font-family: inherit;
    text-align: left;
    outline: none;
    cursor: pointer;
    transition: all var(--transition-fast);
}
.pp-fav-btn svg { color: #dc2626; flex-shrink: 0; }
.pp-fav-btn:hover,
.pp-fav-btn.is-active {
    border-color: #dc2626;
    box-shadow: 0 0 0 3px rgba(220,38,38,0.08);
}

/* 产品网格（下拉选完分类后展开） */
.pp-products {
    margin-top: var(--space-4);
    padding-top: var(--space-4);
    border-top: 1px solid var(--color-border);
}
.pp-products__title {
    font-size: var(--font-size-caption);
    color: var(--color-text-muted);
    letter-spacing: 0.1em;
    font-weight: var(--weight-semibold);
    text-transform: uppercase;
    margin-bottom: var(--space-3);
}
.pp-product-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-3);
    max-height: 380px;
    overflow-y: auto;
    padding-right: 4px;
}
.pp-product-card {
    position: relative;
    display: flex; align-items: center; gap: var(--space-3);
    padding: var(--space-3);
    border: 1.5px solid var(--color-border);
    border-radius: var(--radius);
    background: #fff;
    cursor: pointer;
    transition: all var(--transition-fast);
}
.pp-product-card:hover {
    border-color: var(--color-secondary);
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}
.pp-product-card.is-selected {
    border-color: var(--color-primary);
    background: var(--color-primary-light);
    box-shadow: 0 0 0 3px rgba(30,111,217,0.12);
}
.pp-product-card input[type="checkbox"] {
    position: absolute; left: 10px; top: 10px;
    width: 16px; height: 16px; accent-color: var(--color-primary); cursor: pointer;
}
.pp-product-card__thumb {
    width: 46px; height: 46px; border-radius: 8px; flex-shrink: 0;
    background: var(--color-bg-soft);
    overflow: hidden;
    margin-left: 8px;
}
.pp-product-card__thumb img { width: 100%; height: 100%; object-fit: cover; }
.pp-product-card__info { flex: 1; min-width: 0; }
.pp-product-card__code {
    font-size: 11px; color: var(--color-text-muted); letter-spacing: 0.08em;
    font-family: 'JetBrains Mono', monospace;
    margin-bottom: 2px;
}
.pp-product-card__name {
    font-size: 12.5px; font-weight: var(--weight-semibold); color: var(--color-text);
    line-height: 1.35;
    display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.pp-product-card__mini {
    font-size: 10.5px; color: var(--color-text-muted); margin-top: 2px;
    display: flex; flex-wrap: wrap; gap: 4px;
}
.pp-product-card__mini span {
    background: var(--color-bg-soft);
    padding: 1px 6px; border-radius: 4px;
}
.pp-product-card__mini span.is-new { background: rgba(239,68,68,0.08); color: var(--color-danger); }
.pp-product-card__mini span.is-hot { background: rgba(30,111,217,0.12); color: var(--color-primary); }

/* 空态 */
.pp-empty {
    padding: var(--space-6);
    text-align: center;
    color: var(--color-text-muted);
    font-size: var(--font-size-small);
    border: 2px dashed var(--color-border-dark);
    border-radius: var(--radius);
}

/* 已选产品区（在分类下方，始终显示） */
.pp-selected {
    margin-top: var(--space-4);
    padding-top: var(--space-4);
    border-top: 1px solid var(--color-border);
}
.pp-selected__title {
    font-size: var(--font-size-small);
    font-weight: var(--weight-semibold);
    color: var(--color-text);
    margin-bottom: var(--space-3);
    display: flex; align-items: center; gap: var(--space-2);
}
.pp-selected__count {
    display: inline-flex; align-items: center; justify-content: center;
    min-width: 22px; height: 22px; padding: 0 6px;
    background: var(--color-primary); color: #fff;
    border-radius: 999px;
    font-size: 11px; font-weight: 700;
}
.pp-selected__hint {
    font-size: 11.5px; color: var(--color-text-muted);
    margin-left: auto;
}

.pp-selected-items {
    display: flex; flex-direction: column; gap: var(--space-2);
}
.pp-selected-item {
    display: flex; align-items: center; gap: var(--space-3);
    padding: var(--space-3);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    background: #fff;
}
.pp-selected-item__info {
    flex: 1; min-width: 0;
}
.pp-selected-item__code {
    font-size: 11px; color: var(--color-primary); font-family: 'JetBrains Mono', monospace;
    letter-spacing: 0.05em;
}
.pp-selected-item__name {
    font-size: 12.5px; font-weight: var(--weight-medium); color: var(--color-text);
    margin-top: 1px;
    overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.pp-selected-item__price {
    font-size: 12px; font-weight: 600; color: #ea580c;
    margin-top: 1px;
}
.pp-selected-item__qty {
    display: flex; align-items: center; gap: 6px; flex-shrink: 0;
}
.pp-selected-item__qty label {
    font-size: 11px; color: var(--color-text-muted);
}
.pp-selected-item__qty input {
    width: 72px;
    padding: 6px 10px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    background: var(--color-bg-soft);
    font-size: var(--font-size-small);
    font-weight: var(--weight-semibold);
    color: var(--color-text);
    text-align: center;
    outline: none;
}
.pp-selected-item__qty input:focus {
    border-color: var(--color-primary);
    background: #fff;
    box-shadow: 0 0 0 2px rgba(30,111,217,0.12);
}
.pp-selected-item__remove {
    width: 26px; height: 26px; border-radius: 50%;
    border: none; background: transparent; cursor: pointer;
    display: grid; place-items: center;
    color: var(--color-text-muted);
    transition: all var(--transition-fast);
    flex-shrink: 0;
}
.pp-selected-item__remove:hover {
    background: var(--color-danger);
    color: #fff;
}

.pp-selected-empty {
    padding: var(--space-4);
    text-align: center;
    font-size: var(--font-size-caption);
    color: var(--color-text-muted);
    border: 1px dashed var(--color-border);
    border-radius: var(--radius);
    background: var(--color-bg);
}

/* 响应式 */
@media (max-width: 640px) {
    .pp-product-grid { grid-template-columns: 1fr; }
    .pp-selected-item { flex-wrap: wrap; }
    .pp-selected-item__qty { width: 100%; margin-top: 6px; }
}