/* ==========================================================================
   TIANYI 产品分类归档页（list_product_cat.html）
   依赖 style.css 中的设计令牌（--gc-*）
   ========================================================================== */

/* ---------- HERO ---------- */
.pcat-hero {
    position: relative;
    background: var(--gc-navy);
    padding: 148px 0 56px;
    overflow: hidden;
    font-family: var(--gc-font);
}
.pcat-hero__texture {
    position: absolute;
    inset: 0;
    pointer-events: none;
    background-image:
        linear-gradient(rgba(255, 255, 255, .02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, .02) 1px, transparent 1px);
    background-size: 64px 64px;
}
.pcat-hero::after {
    content: '';
    position: absolute;
    top: -140px;
    right: -140px;
    width: 420px;
    height: 420px;
    border-radius: 50%;
    border: 70px solid rgba(166, 58, 46, .05);
    pointer-events: none;
}
.pcat-hero__inner { position: relative; z-index: 1; max-width: 1240px; margin: 0 auto; padding: 0 24px; }

.pcat-breadcrumb { font-size: 13px; color: rgba(255, 255, 255, .55); margin-bottom: 22px; }
.pcat-breadcrumb a { color: rgba(255, 255, 255, .55); }
.pcat-breadcrumb a:hover { color: var(--gc-gold); }
.pcat-breadcrumb__sep { margin: 0 8px; color: rgba(255, 255, 255, .3); }

.pcat-hero__eyebrow {
    font-size: 12px;
    font-weight: 700;
    letter-spacing: .16em;
    text-transform: uppercase;
    color: var(--gc-gold);
    margin: 0 0 12px;
}
.pcat-hero__title {
    font-family: var(--gc-serif);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    line-height: 1.12;
    color: #fff;
    margin: 0;
}
.pcat-hero__desc {
    max-width: 680px;
    margin: 14px 0 0;
    font-size: 16px;
    font-weight: 300;
    line-height: 1.7;
    color: rgba(255, 255, 255, .62);
}

/* ---------- 下级分类 ---------- */
.pcat-subcats { background: var(--gc-cream); padding: 48px 0; }
.pcat-subcats__inner { max-width: 1240px; margin: 0 auto; padding: 0 24px; }
.pcat-subcats__head { margin-bottom: 22px; }
.pcat-subcats__eyebrow {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .16em;
    text-transform: uppercase;
    color: var(--gc-gold);
    margin: 0 0 8px;
}
.pcat-subcats__title { font-family: var(--gc-serif); font-size: 26px; color: var(--gc-navy); margin: 0; }

.pcat-subcats__grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; }

.pcat-subcat {
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding: 20px 22px;
    background: #fff;
    border: 1px solid var(--gc-line);
    border-radius: var(--gc-radius);
    text-decoration: none;
    transition: border-color .2s ease, box-shadow .2s ease, transform .2s ease;
}
.pcat-subcat:hover { border-color: rgba(166, 58, 46, .45); box-shadow: var(--gc-shadow); transform: translateY(-2px); }
.pcat-subcat__name { font-size: 15px; font-weight: 700; line-height: 1.4; color: var(--gc-navy); }
.pcat-subcat:hover .pcat-subcat__name { color: var(--gc-gold); }
.pcat-subcat__count {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: .04em;
    color: var(--gc-gold);
}

/* ---------- PRODUCT GRID ---------- */
.pcat-grid { background: #fff; padding: 64px 0 84px; }
.pcat-grid__inner { max-width: 1240px; margin: 0 auto; padding: 0 24px; }

.pcat-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding-bottom: 22px;
    margin-bottom: 30px;
    border-bottom: 1px solid var(--gc-line);
}
.pcat-toolbar__count { margin: 0; font-size: 14px; color: var(--gc-muted); }
.pcat-toolbar__count span { font-weight: 700; color: var(--gc-gold); }

.pcat-products { display: grid; grid-template-columns: repeat(4, 1fr); gap: 26px; }

.pcat-card {
    display: flex;
    flex-direction: column;
    background: #fff;
    border: 1px solid var(--gc-line);
    border-radius: var(--gc-radius);
    overflow: hidden;
    transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.pcat-card:hover { transform: translateY(-4px); box-shadow: var(--gc-shadow); border-color: rgba(166, 58, 46, .4); }

.pcat-card__media { position: relative; aspect-ratio: 1 / 1; background: var(--gc-cream); overflow: hidden; }
.pcat-card__media img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .4s ease; }
.pcat-card:hover .pcat-card__media img { transform: scale(1.05); }
.pcat-card__ph {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(29, 32, 28, .18);
    background: linear-gradient(135deg, #F4EFE4, #E4DCCD);
}

.pcat-card__body { padding: 20px 20px 22px; display: flex; flex-direction: column; flex: 1; }
.pcat-card__cat {
    display: block;
    margin-bottom: 8px;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .08em;
    text-transform: uppercase;
    color: var(--gc-gold);
}
.pcat-card__title {
    font-family: var(--gc-serif);
    font-size: 17px;
    line-height: 1.35;
    font-weight: 600;
    color: var(--gc-navy);
    margin: 0 0 10px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.pcat-card__desc {
    font-size: 13.5px;
    line-height: 1.6;
    color: var(--gc-muted);
    margin: 0 0 14px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.pcat-card__pn {
    display: inline-block;
    align-self: flex-start;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .06em;
    color: var(--gc-deep);
    background: var(--gc-cream);
    border: 1px solid var(--gc-line);
    border-radius: 100px;
    padding: 4px 10px;
    margin-bottom: 14px;
}
.pcat-card__link {
    margin-top: auto;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: .04em;
    text-transform: uppercase;
    color: var(--gc-gold);
}
.pcat-card__link svg { transition: transform .2s ease; }
.pcat-card:hover .pcat-card__link svg { transform: translateX(4px); }

.pcat-pager { margin-top: 48px; }

/* ---------- EMPTY STATE ---------- */
.pcat-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 14px;
    padding: 72px 24px;
    color: var(--gc-muted);
    background: var(--gc-cream);
    border: 1px dashed var(--gc-line);
    border-radius: var(--gc-radius);
}
.pcat-empty svg { color: rgba(29, 32, 28, .18); }
.pcat-empty__title { margin: 0; font-family: var(--gc-serif); font-size: 22px; color: var(--gc-navy); }
.pcat-empty__desc { margin: 0; font-size: 14px; color: var(--gc-muted); max-width: 460px; }

/* ---------- RESPONSIVE ---------- */
@media (max-width: 1080px) {
    .pcat-products { grid-template-columns: repeat(3, 1fr); }
    .pcat-subcats__grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (max-width: 860px) {
    .pcat-subcats__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 768px) {
    .pcat-hero { padding: 118px 0 44px; }
    .pcat-products { grid-template-columns: repeat(2, 1fr); gap: 18px; }
}
@media (max-width: 520px) {
    .pcat-products { grid-template-columns: 1fr; }
    .pcat-subcats__grid { grid-template-columns: 1fr; }
}