/* ============================================================
   鹏欣迪 · 新鲜水果批发信息发布平台 · 首页样式 v4.0
   版式：门户聚合 · 分类优先
   配色：鲜叶绿(主) + 果橙(点缀) + 深森林绿 + 暖白
   类名前缀：zh_
   ============================================================ */

/* ========== 通用辅助类 ========== */
.zh_eyebrow {
    display: inline-block;
    font-size: 13px;
    font-weight: 600;
    color: var(--zh-primary);
    letter-spacing: 2px;
    padding: 5px 14px;
    background: var(--zh-primary-soft);
    border-radius: var(--zh-radius-pill);
    margin-bottom: 14px;
}
.zh_section_title {
    font-size: clamp(26px, 3vw, 36px);
    font-weight: 800;
    color: var(--zh-text-primary);
    margin: 0 0 14px;
    line-height: 1.3;
}
.zh_section_desc {
    font-size: 15px;
    color: var(--zh-text-body);
    margin: 0;
    line-height: 1.75;
}
.zh_section_desc_sm {
    font-size: 14px;
    color: var(--zh-text-muted);
    margin: 0;
}
.zh_section_head {
    text-align: center;
    max-width: 680px;
    margin: 0 auto 48px;
}
.zh_section_head_row {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    gap: 20px;
    margin-bottom: 36px;
    flex-wrap: wrap;
}
.zh_section_more {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    font-weight: 500;
    color: var(--zh-primary);
    transition: gap .25s ease;
}
.zh_section_more:hover { color: var(--zh-primary-hover); gap: 10px; }
.zh_highlight {
    background: var(--zh-gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    -webkit-text-fill-color: transparent;
}

/* ========== 大尺寸按钮 ========== */
.zh_btn_gradient_lg {
    background: var(--zh-gradient-primary);
    color: #fff;
    padding: 14px 32px;
    font-size: 15px;
    font-weight: 600;
    border-radius: var(--zh-radius-pill);
    box-shadow: 0 8px 24px rgba(31, 162, 78, .30);
    display: inline-flex;
    align-items: center;
    gap: 8px;
    border: none;
    cursor: pointer;
    transition: all .3s ease;
}
.zh_btn_gradient_lg:hover {
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 12px 32px rgba(31, 162, 78, .42);
}
.zh_btn_outline_lg {
    background: rgba(255, 255, 255, .85);
    color: var(--zh-primary);
    border: 1.5px solid var(--zh-primary);
    padding: 14px 32px;
    font-size: 15px;
    font-weight: 600;
    border-radius: var(--zh-radius-pill);
    backdrop-filter: blur(4px);
    display: inline-flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    transition: all .3s ease;
}
.zh_btn_outline_lg:hover {
    color: #fff;
    background: var(--zh-primary);
    transform: translateY(-2px);
}

/* ============================================================
   ① 门户首屏（左文案 + 搜索 + 热词，右 banner 视觉）
   ============================================================ */
.zh_portal_hero {
    background: var(--zh-gradient-hero);
    position: relative;
    overflow: hidden;
    border-bottom: 1px solid var(--zh-border);
}
.zh_portal_hero::after {
    content: "";
    position: absolute;
    top: -120px; left: -120px;
    width: 420px; height: 420px;
    background: var(--zh-gradient-glow);
    pointer-events: none;
}
.zh_portal_inner {
    display: grid;
    grid-template-columns: 1.05fr .95fr;
    gap: 48px;
    align-items: center;
    padding: 54px 28px 58px;
    position: relative;
    z-index: 2;
}
.zh_portal_badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 7px 16px;
    background: #fff;
    border: 1px solid var(--zh-primary-soft);
    border-radius: var(--zh-radius-pill);
    font-size: 13px;
    font-weight: 600;
    color: var(--zh-primary);
    margin-bottom: 20px;
    box-shadow: 0 4px 16px rgba(31, 162, 78, .10);
}
.zh_portal_title {
    font-size: clamp(28px, 4vw, 46px);
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: -.5px;
    color: var(--zh-text-primary);
    margin: 0 0 18px;
}
.zh_portal_sub {
    font-size: 16px;
    line-height: 1.8;
    color: var(--zh-text-body);
    margin: 0 0 26px;
    max-width: 540px;
}
/* 大搜索框 */
.zh_portal_search {
    display: flex;
    align-items: center;
    background: #fff;
    border: 1.5px solid var(--zh-border);
    border-radius: var(--zh-radius-pill);
    padding: 6px 6px 6px 20px;
    box-shadow: var(--zh-shadow-card);
    max-width: 520px;
    transition: border-color .25s ease, box-shadow .25s ease;
}
.zh_portal_search:focus-within {
    border-color: var(--zh-primary);
    box-shadow: 0 0 0 4px rgba(31, 162, 78, .12);
}
.zh_portal_search > i {
    color: var(--zh-primary);
    font-size: 16px;
    margin-right: 10px;
}
.zh_portal_search input {
    flex: 1;
    border: none;
    background: transparent;
    outline: none;
    font-size: 15px;
    color: var(--zh-text-primary);
    font-family: inherit;
    min-width: 0;
}
.zh_portal_search input::placeholder { color: var(--zh-text-muted); }
.zh_portal_search button {
    flex-shrink: 0;
    border: none;
    background: var(--zh-gradient-primary);
    color: #fff;
    font-size: 14px;
    font-weight: 600;
    padding: 12px 26px;
    border-radius: var(--zh-radius-pill);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 7px;
    transition: transform .2s ease, box-shadow .2s ease;
}
.zh_portal_search button:hover { transform: translateY(-1px); box-shadow: var(--zh-shadow-btn); }
/* 热词 */
.zh_portal_hotwords {
    margin-top: 16px;
    font-size: 13.5px;
    color: var(--zh-text-muted);
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
}
.zh_portal_hotwords .zh_hot_label { font-weight: 600; color: var(--zh-text-body); }
.zh_portal_hotwords a {
    color: var(--zh-text-body);
    background: #fff;
    border: 1px solid var(--zh-border);
    padding: 4px 13px;
    border-radius: var(--zh-radius-pill);
    transition: all .2s ease;
}
.zh_portal_hotwords a:hover {
    color: var(--zh-primary);
    border-color: var(--zh-primary);
    background: var(--zh-primary-soft);
}
/* 右侧视觉 */
.zh_portal_visual {
    position: relative;
}
.zh_portal_visual img {
    width: 100%;
    border-radius: var(--zh-radius-xl);
    box-shadow: 0 24px 60px rgba(16, 40, 26, .16);
    object-fit: cover;
    aspect-ratio: 16 / 10;
    display: block;
}
.zh_portal_visual_badge {
    position: absolute;
    left: 18px; bottom: 18px;
    background: rgba(255,255,255,.94);
    backdrop-filter: blur(6px);
    border-radius: var(--zh-radius-lg);
    padding: 12px 18px;
    display: flex;
    align-items: center;
    gap: 12px;
    box-shadow: var(--zh-shadow-card);
}
.zh_portal_visual_badge .zh_pvb_icon {
    width: 40px; height: 40px;
    border-radius: 50%;
    background: var(--zh-primary-soft);
    color: var(--zh-primary);
    display: inline-flex; align-items: center; justify-content: center;
    font-size: 17px;
}
.zh_portal_visual_badge b { display: block; font-size: 15px; color: var(--zh-text-primary); }
.zh_portal_visual_badge span { font-size: 12px; color: var(--zh-text-muted); }

/* ============================================================
   ② 水果栏目卡片区（分类优先）
   ============================================================ */
.zh_section_cats {
    background: #fff;
    padding: 66px 0;
}
.zh_cats_grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 24px;
}
.zh_cat_card {
    display: flex;
    flex-direction: column;
    background: var(--zh-bg);
    border: 1px solid var(--zh-border);
    border-radius: var(--zh-radius-xl);
    padding: 26px 26px 22px;
    color: var(--zh-text-primary);
    position: relative;
    overflow: hidden;
    transition: all .3s ease;
}
.zh_cat_card::before {
    content: "";
    position: absolute;
    top: -40px; right: -40px;
    width: 150px; height: 150px;
    border-radius: 50%;
    background: var(--zh-gradient-glow);
    transition: transform .4s ease;
}
.zh_cat_card:hover {
    transform: translateY(-6px);
    border-color: var(--zh-primary);
    box-shadow: var(--zh-shadow-card-hover);
    color: var(--zh-text-primary);
}
.zh_cat_card:hover::before { transform: scale(1.4); }
.zh_cat_head {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 16px;
    position: relative;
    z-index: 2;
}
.zh_cat_emoji {
    width: 58px; height: 58px;
    flex-shrink: 0;
    border-radius: var(--zh-radius-lg);
    background: #fff;
    border: 1px solid var(--zh-border);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 30px;
    box-shadow: var(--zh-shadow-card);
}
.zh_cat_head h3 {
    font-size: 20px;
    font-weight: 800;
    margin: 0 0 4px;
    color: var(--zh-text-primary);
}
.zh_cat_count {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 12.5px;
    font-weight: 600;
    color: var(--zh-primary);
    background: var(--zh-primary-soft);
    padding: 3px 10px;
    border-radius: var(--zh-radius-pill);
}
.zh_cat_sub {
    font-size: 13.5px;
    line-height: 1.7;
    color: var(--zh-text-body);
    margin: 0 0 14px;
    position: relative;
    z-index: 2;
}
.zh_cat_list {
    list-style: none;
    margin: 0 0 16px;
    padding: 14px 0 0;
    border-top: 1px dashed var(--zh-border);
    position: relative;
    z-index: 2;
}
.zh_cat_list li {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--zh-text-body);
    padding: 5px 0;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}
.zh_cat_list li i { color: var(--zh-accent); font-size: 9px; flex-shrink: 0; }
.zh_cat_list li span {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.zh_cat_list_empty { color: var(--zh-text-muted); font-style: normal; }
.zh_cat_go {
    margin-top: auto;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 13.5px;
    font-weight: 600;
    color: var(--zh-primary);
    position: relative;
    z-index: 2;
    transition: gap .25s ease;
}
.zh_cat_card:hover .zh_cat_go { gap: 12px; }

/* ============================================================
   ③ 数据信任条
   ============================================================ */
.zh_section_stats {
    background: var(--zh-gradient-dark);
    padding: 40px 0;
}
.zh_stats_grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
}
.zh_stat {
    padding: 8px 24px;
    text-align: center;
    border-right: 1px solid rgba(255,255,255,.10);
}
.zh_stat:last-child { border-right: none; }
.zh_stat_num {
    font-size: clamp(28px, 3.2vw, 38px);
    font-weight: 800;
    color: #fff;
    line-height: 1;
    margin: 0 0 8px;
}
.zh_stat_num span { font-size: 18px; font-weight: 700; color: #86E6A8; }
.zh_stat_label {
    font-size: 14px;
    color: rgba(255,255,255,.72);
    margin: 0;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}
.zh_stat_label i { color: #86E6A8; font-size: 12px; }

/* ============================================================
   ④ 最新供应信息（密集卡片网格）
   ============================================================ */
.zh_section_supply {
    background: var(--zh-bg);
    padding: 66px 0;
}
.zh_supply_grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 22px;
}
.zh_supply_card {
    display: flex;
    flex-direction: column;
    background: #fff;
    border: 1px solid var(--zh-border);
    border-radius: var(--zh-radius-lg);
    overflow: hidden;
    color: var(--zh-text-primary);
    transition: all .28s ease;
}
.zh_supply_card:hover {
    transform: translateY(-5px);
    border-color: var(--zh-primary);
    box-shadow: var(--zh-shadow-card-hover);
    color: var(--zh-text-primary);
}
.zh_supply_thumb {
    position: relative;
    aspect-ratio: 4 / 3;
    background: var(--zh-bg-light);
    overflow: hidden;
}
.zh_supply_thumb img { width: 100%; height: 100%; object-fit: contain; }
.zh_supply_thumb_ph {
    width: 100%; height: 100%;
    display: flex; align-items: center; justify-content: center;
    background: var(--zh-gradient-hero);
    font-size: 46px;
}
.zh_supply_tag {
    position: absolute;
    top: 12px; left: 12px;
    padding: 4px 12px;
    font-size: 12px;
    font-weight: 600;
    border-radius: var(--zh-radius-pill);
    background: var(--zh-primary);
    color: #fff;
    box-shadow: 0 4px 12px rgba(31, 162, 78, .3);
}
.zh_supply_body {
    padding: 16px 18px 18px;
    display: flex;
    flex-direction: column;
    flex: 1;
}
.zh_supply_body h3 {
    font-size: 15.5px;
    font-weight: 700;
    line-height: 1.5;
    margin: 0 0 12px;
    color: var(--zh-text-primary);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    min-height: 46px;
}
.zh_supply_meta {
    list-style: none;
    margin: 0 0 14px;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 7px;
}
.zh_supply_meta li {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12.5px;
    color: var(--zh-text-body);
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}
.zh_supply_meta li i { color: var(--zh-primary); font-size: 12px; width: 14px; flex-shrink: 0; text-align: center; }
.zh_supply_meta .zh_supply_phone { color: var(--zh-accent); font-weight: 700; }
.zh_supply_foot {
    margin-top: auto;
    padding-top: 13px;
    border-top: 1px dashed var(--zh-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.zh_supply_more {
    display: inline-flex; align-items: center; gap: 6px;
    font-size: 13px; font-weight: 600; color: var(--zh-primary);
    transition: gap .25s ease;
}
.zh_supply_card:hover .zh_supply_more { gap: 10px; }
.zh_supply_views { font-size: 12px; color: var(--zh-text-muted); }
.zh_supply_views i { margin-right: 4px; }

/* ============================================================
   ⑤ 平台介绍图文区
   ============================================================ */
.zh_section_about {
    background: #fff;
    padding: 70px 0;
    position: relative;
    overflow: hidden;
}
.zh_about_grid {
    display: grid;
    grid-template-columns: 1fr 1.05fr;
    gap: 56px;
    align-items: center;
}
.zh_about_image { position: relative; }
.zh_about_image img {
    width: 100%;
    max-width: 460px;
    height: auto;
    border-radius: var(--zh-radius-xl);
    object-fit: contain;
    box-shadow: 0 20px 50px rgba(16, 40, 26, .12), 0 0 60px rgba(31, 162, 78, .10);
    position: relative;
    z-index: 2;
    margin: 0 auto;
    display: block;
}
.zh_about_glow {
    position: absolute;
    width: 360px; height: 360px;
    background: var(--zh-gradient-glow);
    z-index: 1;
    bottom: -60px; left: -40px;
    pointer-events: none;
}
.zh_about_title {
    font-size: clamp(24px, 2.6vw, 32px);
    font-weight: 800;
    color: var(--zh-text-primary);
    line-height: 1.3;
    margin: 0 0 20px;
}
.zh_about_desc {
    font-size: 14.5px;
    color: var(--zh-text-body);
    line-height: 1.85;
    margin: 0 0 24px;
}
.zh_check_list { list-style: none; margin: 0 0 28px; padding: 0; }
.zh_check_list li {
    display: flex;
    gap: 10px;
    margin-bottom: 12px;
    font-size: 13.5px;
    line-height: 1.7;
    color: var(--zh-text-body);
}
.zh_check_list i { color: var(--zh-primary); font-size: 16px; flex-shrink: 0; margin-top: 2px; }
.zh_about_link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    font-weight: 600;
    color: var(--zh-primary);
    transition: gap .25s ease;
}
.zh_about_link:hover { color: var(--zh-primary-hover); gap: 12px; }

/* ============================================================
   ⑥ 平台优势
   ============================================================ */
.zh_section_adv {
    background: var(--zh-bg-light);
    padding: 70px 0;
}
.zh_adv_grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}
.zh_adv_card {
    background: #fff;
    border: 1px solid var(--zh-border);
    border-radius: var(--zh-radius-lg);
    padding: 34px 26px;
    text-align: center;
    transition: all .3s ease;
    position: relative;
    overflow: hidden;
}
.zh_adv_card::before {
    content: "";
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 4px;
    background: var(--zh-gradient-primary);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform .35s ease;
}
.zh_adv_card:hover {
    transform: translateY(-4px);
    border-color: var(--zh-primary);
    box-shadow: var(--zh-shadow-card-hover);
}
.zh_adv_card:hover::before { transform: scaleX(1); }
.zh_adv_icon {
    width: 70px; height: 70px;
    margin: 0 auto 20px;
    border-radius: var(--zh-radius-lg);
    background: var(--zh-primary-soft);
    color: var(--zh-primary);
    font-size: 28px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: all .3s ease;
}
.zh_adv_card:hover .zh_adv_icon {
    background: var(--zh-gradient-primary);
    color: #fff;
    box-shadow: 0 10px 24px rgba(31, 162, 78, .28);
}
.zh_adv_card h4 {
    font-size: 17px;
    font-weight: 700;
    color: var(--zh-text-primary);
    margin: 0 0 12px;
}
.zh_adv_card p {
    font-size: 13.5px;
    color: var(--zh-text-body);
    line-height: 1.75;
    margin: 0;
}

/* ============================================================
   ⑦ 常见批发品类 · 选购参考（图文卡）
   ============================================================ */
.zh_section_guide {
    background: #fff;
    padding: 70px 0;
}
.zh_guide_grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 22px;
}
.zh_guide_card {
    border: 1px solid var(--zh-border);
    border-radius: var(--zh-radius-xl);
    overflow: hidden;
    background: var(--zh-bg);
    transition: all .3s ease;
}
.zh_guide_card:hover {
    transform: translateY(-5px);
    border-color: var(--zh-primary);
    box-shadow: var(--zh-shadow-card-hover);
}
.zh_guide_top {
    height: 110px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 48px;
    background: var(--zh-gradient-hero);
    border-bottom: 1px solid var(--zh-border);
}
.zh_guide_body { padding: 20px 22px 22px; }
.zh_guide_body h4 {
    font-size: 17px;
    font-weight: 700;
    color: var(--zh-text-primary);
    margin: 0 0 10px;
}
.zh_guide_body p {
    font-size: 13px;
    color: var(--zh-text-body);
    line-height: 1.75;
    margin: 0 0 14px;
    min-height: 66px;
}
.zh_guide_origin {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    color: var(--zh-primary);
    background: var(--zh-primary-soft);
    padding: 4px 12px;
    border-radius: var(--zh-radius-pill);
}
.zh_guide_origin i { font-size: 11px; }

/* ============================================================
   ⑧ 供应商入驻流程
   ============================================================ */
.zh_section_process {
    background: var(--zh-bg-light);
    padding: 70px 0;
}
.zh_process_grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-bottom: 40px;
    margin-top: 30px;
}
.zh_process_step {
    position: relative;
    background: #fff;
    border: 1px solid var(--zh-border);
    border-radius: var(--zh-radius-lg);
    padding: 32px 24px 26px;
    text-align: center;
    transition: all .3s ease;
}
.zh_process_step:hover {
    transform: translateY(-4px);
    border-color: var(--zh-primary);
    box-shadow: var(--zh-shadow-card-hover);
}
.zh_process_num {
    position: absolute;
    top: -22px; left: 50%;
    transform: translateX(-50%);
    width: 44px; height: 44px;
    border-radius: 50%;
    background: var(--zh-gradient-primary);
    color: #fff;
    font-size: 17px;
    font-weight: 800;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 20px rgba(31, 162, 78, .3);
}
.zh_process_icon {
    width: 76px; height: 76px;
    margin: 16px auto 18px;
    border-radius: var(--zh-radius-lg);
    background: var(--zh-primary-soft);
    color: var(--zh-primary);
    font-size: 30px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}
.zh_process_step h4 {
    font-size: 17px;
    font-weight: 700;
    color: var(--zh-text-primary);
    margin: 0 0 8px;
}
.zh_process_step p {
    font-size: 13px;
    color: var(--zh-text-body);
    line-height: 1.65;
    margin: 0;
}
.zh_process_arrow {
    position: absolute;
    top: 50%;
    right: -16px;
    transform: translateY(-50%);
    color: var(--zh-border-strong);
    font-size: 18px;
    z-index: 2;
}
.zh_process_cta { text-align: center; }

/* ============================================================
   ⑨ 常见问题 FAQ
   ============================================================ */
.zh_section_faq {
    background: #fff;
    padding: 70px 0;
}
.zh_faq_wrap {
    max-width: 860px;
    margin: 0 auto;
}
.zh_faq_item {
    background: var(--zh-bg);
    border: 1px solid var(--zh-border);
    border-radius: var(--zh-radius-lg);
    margin-bottom: 14px;
    overflow: hidden;
    transition: box-shadow .25s ease, border-color .25s ease;
}
.zh_faq_item[open] {
    border-color: var(--zh-primary);
    box-shadow: var(--zh-shadow-card);
}
.zh_faq_q {
    list-style: none;
    cursor: pointer;
    padding: 20px 24px;
    font-size: 15.5px;
    font-weight: 600;
    color: var(--zh-text-primary);
    display: flex;
    align-items: center;
    gap: 12px;
}
.zh_faq_q::-webkit-details-marker { display: none; }
.zh_faq_q .zh_faq_qicon {
    width: 26px; height: 26px;
    flex-shrink: 0;
    border-radius: 50%;
    background: var(--zh-primary-soft);
    color: var(--zh-primary);
    font-size: 13px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}
.zh_faq_q .zh_faq_arrow {
    margin-left: auto;
    color: var(--zh-text-muted);
    font-size: 13px;
    transition: transform .3s ease;
}
.zh_faq_item[open] .zh_faq_q .zh_faq_arrow { transform: rotate(180deg); color: var(--zh-primary); }
.zh_faq_a {
    padding: 0 24px 22px 62px;
    font-size: 14px;
    line-height: 1.85;
    color: var(--zh-text-body);
}

/* ============================================================
   响应式
   ============================================================ */
@media (max-width: 1024px) {
    .zh_portal_inner { grid-template-columns: 1fr; gap: 32px; padding: 44px 28px 46px; }
    .zh_portal_visual { order: -1; max-width: 560px; }
    .zh_stats_grid { grid-template-columns: repeat(2, 1fr); gap: 24px 0; }
    .zh_stat:nth-child(2) { border-right: none; }
    .zh_adv_grid { grid-template-columns: repeat(2, 1fr); }
    .zh_guide_grid { grid-template-columns: repeat(2, 1fr); }
    .zh_about_grid { grid-template-columns: 1fr; gap: 40px; }
    .zh_about_image { order: -1; }
    .zh_about_image img { max-width: 380px; }
    .zh_process_grid { grid-template-columns: repeat(2, 1fr); }
    .zh_process_arrow { display: none; }
}
@media (max-width: 768px) {
    .zh_portal_inner { padding: 34px 18px 40px; }
    .zh_portal_title { font-size: 26px; }
    .zh_portal_sub { font-size: 14px; }
    .zh_portal_search { flex-wrap: wrap; padding: 10px 14px; border-radius: var(--zh-radius-lg); }
    .zh_portal_search > i { display: none; }
    .zh_portal_search input { width: 100%; padding: 6px 0 12px; }
    .zh_portal_search button { width: 100%; justify-content: center; padding: 12px; }
    .zh_section_cats,
    .zh_section_supply,
    .zh_section_about,
    .zh_section_adv,
    .zh_section_guide,
    .zh_section_process,
    .zh_section_faq { padding: 48px 0; }
    .zh_cats_grid { grid-template-columns: 1fr; }
    .zh_supply_grid { grid-template-columns: 1fr 1fr; gap: 14px; }
    .zh_stats_grid { grid-template-columns: 1fr 1fr; }
    .zh_stat { padding: 8px 12px; }
    .zh_adv_grid { grid-template-columns: 1fr; }
    .zh_guide_grid { grid-template-columns: 1fr 1fr; }
    .zh_process_grid { grid-template-columns: 1fr; }
    .zh_section_head { margin-bottom: 32px; }
    .zh_section_head_row { flex-direction: column; align-items: flex-start; }
    .zh_about_image img { max-width: 300px; }
    .zh_faq_a { padding-left: 24px; }
}
@media (max-width: 420px) {
    .zh_supply_grid { grid-template-columns: 1fr; }
    .zh_guide_grid { grid-template-columns: 1fr; }
}