/* 精优达商城首页 */

.ky-index {
    width: 100%;
    background: #fff;
    display: flex;
    flex-direction: column;
    flex: 1;
    padding-bottom: 0;
}

/* ---- 首屏：居中搜索 + 产品入口卡片 ---- */
.ky-index-hero {
    width: 100%;
    flex: 0 0 auto;
    background: #fff;
}

.ky-index-hero-inner {
    max-width: 1148px;
    margin: 0 auto;
    padding: 48px 24px 32px;
    box-sizing: border-box;
}

.ky-index-search {
    display: flex;
    align-items: stretch;
    width: 1100px;
    max-width: 100%;
    margin: 0 auto 52px;
    border: 1px solid #d5d9de;
    background: #fff;
    box-sizing: border-box;
}

.ky-index-search-input {
    flex: 1;
    min-width: 0;
    height: 52px;
    padding: 0 18px;
    font-size: 15px;
    color: #132a3e;
    background: transparent;
    border: none;
    outline: none;
    box-sizing: border-box;
}

.ky-index-search-input::placeholder {
    color: #9aa5b1;
}

.ky-index-search-btn {
    flex-shrink: 0;
    width: 56px;
    height: 52px;
    border: none;
    border-left: 1px solid #d5d9de;
    background: #fff;
    color: #132a3e;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: color 0.2s, background 0.2s;
}

.ky-index-search-btn .iconfont {
    font-size: 20px;
}

.ky-index-search-btn:hover {
    color: #00a1e9;
    background: #f7f8fa;
}

.ky-index-cards {
    display: flex;
    justify-content: center;
    gap: 24px;
}

.ky-index-card {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    width: 100%;
    max-width: 300px;
    min-height: 140px;
    padding: 28px 24px 22px;
    background: #00233d;
    color: #fff;
    text-decoration: none;
    box-sizing: border-box;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.ky-index-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 35, 61, 0.18);
    color: #fff;
}

.ky-index-card-title {
    margin: 0;
    font-size: 28px;
    font-weight: 600;
    line-height: 1.2;
    letter-spacing: 0.02em;
}

.ky-index-card-more {
    margin-top: 20px;
    font-size: 14px;
    color: #00a1e9;
    font-weight: 500;
}

.ky-index-card:hover .ky-index-card-more {
    text-decoration: underline;
}

/* ---- 为什么选择精优达商城 ---- */
.ky-index-highlights {
    flex: 0 0 auto;
    width: 100%;
    background: #fff;
}

.ky-index-highlights-inner {
    max-width: 1100px;
    margin: 0 auto;
    padding: 72px 24px 72px;
    box-sizing: border-box;
}

.ky-index-highlights-head {
    max-width: 820px;
    margin-bottom: 40px;
}

.ky-index-highlights-title {
    margin: 0 0 12px;
    font-size: 34px;
    font-weight: 600;
    color: #00233d;
    line-height: 1.35;
    letter-spacing: 0.02em;
}

.ky-index-highlights-lead {
    margin: 0;
    font-size: 17px;
    line-height: 1.7;
    color: #6b7c8f;
}

.ky-index-highlights-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px 32px;
}

.ky-index-highlight {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 22px 20px;
    background: #f7f8fa;
    border-left: 3px solid #00a1e9;
    box-sizing: border-box;
}

.ky-index-highlight-num {
    flex-shrink: 0;
    font-size: 15px;
    font-weight: 700;
    line-height: 1.4;
    color: #00a1e9;
    letter-spacing: 0.08em;
    padding-top: 2px;
}

.ky-index-highlight-body {
    min-width: 0;
}

.ky-index-highlight-title {
    margin: 0 0 8px;
    font-size: 19px;
    font-weight: 600;
    color: #132a3e;
    line-height: 1.35;
}

.ky-index-highlight-desc {
    margin: 0;
    font-size: 16px;
    line-height: 1.65;
    color: #6b7c8f;
}

/* ---- 热销商品（首页末块：灰底贴页脚，不留白条） ---- */
.ky-index-hot {
    flex: 1 0 auto;
    width: 100%;
    background: #f3f4f6;
}

.ky-index-hot-inner {
    /* 4×250 + 3×20 间距 = 1060，再加左右 padding 48 */
    max-width: 1108px;
    margin: 0 auto;
    padding: 48px 24px 72px;
    box-sizing: border-box;
}

.ky-index-hot-title {
    margin: 0 0 28px;
    font-size: 34px;
    font-weight: 600;
    color: #00233d;
    line-height: 1.3;
    letter-spacing: 0.02em;
}

@media (max-width: 768px) {
    .ky-index-hero-inner {
        padding: 32px 16px 40px;
    }

    .ky-index-search {
        margin-bottom: 36px;
    }

    .ky-index-search-input,
    .ky-index-search-btn {
        height: 46px;
    }

    .ky-index-search-btn {
        width: 48px;
    }

    .ky-index-card {
        max-width: 100%;
        min-height: 120px;
        padding: 22px 20px 18px;
    }

    .ky-index-card-title {
        font-size: 24px;
    }

    .ky-index-highlights-inner {
        padding: 48px 16px 48px;
    }

    .ky-index-highlights-head {
        margin-bottom: 28px;
    }

    .ky-index-highlights-title {
        font-size: 26px;
    }

    .ky-index-highlights-lead {
        font-size: 16px;
    }

    .ky-index-highlights-grid {
        grid-template-columns: 1fr;
        gap: 14px;
    }

    .ky-index-highlight {
        padding: 18px 16px;
    }

    .ky-index-hot-inner {
        padding: 36px 16px 48px;
    }

    .ky-index-hot-title {
        margin-bottom: 20px;
        font-size: 26px;
    }
}

@media (min-width: 769px) and (max-width: 960px) {
    .ky-index-highlights-grid {
        gap: 16px 24px;
    }
}