/* ============================================================
   主头栏 + 促销条（公共组件 - 首页 style1 / 轴承页 style9 共用）
   改动此文件即同步影响所有引用页面
   类名前缀: util-
   ============================================================ */
.util-header {
    background: #166534;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 3px 10px rgba(0,0,0,.25);
}
.util-header-inner {
    display: flex;
    align-items: center;
    gap: 28px;
    padding-top: 22px;
    padding-bottom: 16px;
}
.util-logo { display: flex; align-items: baseline; white-space: nowrap; text-decoration: none; }
.util-logo-mark { font-size: 30px; font-weight: 800; color: #fff; }
.util-logo-accent { font-size: 22px; font-weight: 300; color: #fff; }

.util-search-wrap { flex: 1; max-width: 600px; margin: 0 auto; }
.util-search-bar { display: flex; align-items: center; }
.util-search-bar input {
    flex: 1;
    border: 2px solid #fff;
    border-right: none;
    padding: 9px 14px;
    font-size: 15px;
    outline: none;
    border-radius: 4px 0 0 4px;
}
.util-search-bar input:focus { border-color: #F59E0B; }
.util-search-btn {
    background: #D97706;
    color: #fff;
    border: none;
    padding: 10px 20px;
    font-weight: 800;
    font-size: 14px;
    letter-spacing: 2px;
    cursor: pointer;
    border-radius: 0 4px 4px 0;
    box-shadow: 0 2px 6px rgba(217,119,6,.35);
    transition: background .15s;
}
.util-search-btn:hover { background: #B45309; }
.util-exact {
    display: flex;
    align-items: center;
    gap: 5px;
    margin-left: 12px;
    color: rgba(255,255,255,.88);
    font-size: 13px;
    white-space: nowrap;
    cursor: pointer;
    user-select: none;
}
.util-exact input { accent-color: #D97706; width: 14px; height: 14px; cursor: pointer; }

.util-header-actions { display: flex; align-items: center; gap: 16px; white-space: nowrap; }
.util-action { font-size: 14px; color: #fff; position: relative; text-decoration: none; }
.util-action:hover { color: #F59E0B; }
.util-action-icon { margin-right: 4px; }
.util-action-ico { font-size: 20px; }
.util-badge {
    position: absolute;
    top: -8px;
    right: -12px;
    background: #D97706;
    color: #fff;
    font-size: 10px;
    font-weight: 800;
    min-width: 16px;
    height: 16px;
    line-height: 16px;
    text-align: center;
    border-radius: 8px;
    padding: 0 4px;
}

/* 促销条 */
.util-shipbar {
    background: #1E7A4E;
    border-top: 1px solid rgba(255,255,255,.12);
    text-align: center;
    padding: 8px 0;
    font-size: 13px;
    color: rgba(255,255,255,.9);
}
.util-shipbar strong { color: #F59E0B; letter-spacing: 1px; font-size: 14px; }
.util-shipbar-icon { margin-right: 4px; }

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
    .util-header-inner { flex-wrap: wrap; }
    .util-search-wrap { order: 3; flex-basis: 100%; max-width: none; }
    .util-exact { order: 4; flex-basis: 100%; margin: 8px 0 0; }
}