/*
Theme Name: Rainbo Child
Theme URI: https://www.rainboparts.com/
Author: WorkBuddy for Jenny Wei / Shenzhen Rainbo Technology Co., Ltd.
Author URI: https://www.rainboparts.com/
Template: hello-elementor
Version: 1.0.0
License: GNU General Public License v2 or later
Text Domain: rainbo-child
*/

/* Rainbo Child — 与静态原型 rainbo-site/assets/css/style.css 保持同一套设计 Token */

:root {
  --accent: #185FA5;
  --cta: #0F6E56;
  --card-bg: #F5F5F5;
  --border: #E5E5E5;
  --text: #1F2328;
  --text-mute: #5F6368;
  --container: 1200px;
}

.breadcrumb { font-size: .875rem; color: var(--text-mute); margin-bottom: 1rem; }
.breadcrumb a { color: var(--accent); text-decoration: none; }
.breadcrumb a:hover { text-decoration: underline; }

/* ---------- RFQ 表单 ---------- */
.rainbo-rfq-form {
  max-width: 760px;
  display: grid;
  gap: 1rem;
}
.rainbo-rfq-form .rfq-row { display: block; }
.rainbo-rfq-form .rfq-row-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.rainbo-rfq-form label {
  display: block;
  font-size: .875rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: .375rem;
}
.rainbo-rfq-form .req { color: #C0392B; }
.rainbo-rfq-form input[type="text"],
.rainbo-rfq-form input[type="email"],
.rainbo-rfq-form textarea {
  width: 100%;
  padding: .625rem .75rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: #fff;
  font: inherit;
  color: var(--text);
}
.rainbo-rfq-form input:focus,
.rainbo-rfq-form textarea:focus {
  outline: 2px solid var(--accent);
  outline-offset: 0;
  border-color: var(--accent);
}
.rainbo-rfq-form textarea { resize: vertical; }
.rainbo-rfq-form .rfq-consent label {
  display: flex;
  gap: .5rem;
  align-items: flex-start;
  font-weight: 400;
  font-size: .875rem;
  color: var(--text-mute);
}
.rainbo-rfq-form .rfq-consent input { margin-top: .2rem; }

/* 蜜罐字段：对真人隐藏，对机器人可见 */
.rainbo-rfq-form .rfq-hp {
  position: absolute !important;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.btn,
.rainbo-rfq-form .rfq-submit {
  display: inline-block;
  padding: .75rem 1.5rem;
  border: 0;
  border-radius: 6px;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  background: var(--cta);
  color: #fff;
}
.rainbo-rfq-form .rfq-submit:hover { background: #0B5544; }
.rainbo-rfq-form .rfq-submit:disabled { opacity: .6; cursor: default; }

.rainbo-rfq-msg { font-size: .9rem; min-height: 1.2em; }
.rainbo-rfq-msg.ok { color: var(--cta); }
.rainbo-rfq-msg.err { color: #C0392B; }

/* ---------- 产品卡片（与静态原型一致） ---------- */
.rainbo-product-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}
.rainbo-card {
  display: block;
  text-decoration: none;
  color: inherit;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
}
.rainbo-card img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: contain;
  background: var(--card-bg);
  display: block;
}
.rainbo-card h3 { font-size: 1rem; margin: .75rem .75rem .25rem; }
.rainbo-card p { font-size: .875rem; color: var(--text-mute); margin: 0 .75rem .75rem; }

/* ---------- SVG 线性图标卡片（分类入口 / 优势 / 流程 / 联系） ----------
   首页与 Products 页的分类入口原本用 Elementor icon-box + FontAwesome。
   FontAwesome 是实心图标，不符合品牌"线性图标"规范；且建模板时用的是 FA5
   命名（fa fa-plug / fa fa-cable），Elementor 4.x 已切 FA6，前端会刷 PHP Warning。
   现统一改为 html 控件输出内联 SVG（见 _tools/rainbo_svg_icons.php），
   这里负责它的排版。 */
.rainbo-ib {
  display: block;
  text-decoration: none;
  color: inherit;
}
.rainbo-ib-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 46px;
  height: 46px;
  margin-bottom: .875rem;
  border-radius: 10px;
  background: var(--card-bg, #F5F5F5);
  color: var(--accent);
  transition: background-color .18s ease, color .18s ease;
}
.rainbo-ib-icon svg {
  width: 24px;
  height: 24px;
  display: block;
}
.rainbo-ib-body { display: block; }
.rainbo-ib-title {
  display: block;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.35;
  color: var(--text);
  margin-bottom: .375rem;
  transition: color .18s ease;
}
.rainbo-ib-desc {
  display: block;
  font-size: .875rem;
  line-height: 1.55;
  color: var(--text-mute);
}
.rainbo-ib-desc a { color: var(--accent); text-decoration: none; }
.rainbo-ib-desc a:hover { text-decoration: underline; }

/* 只有带链接的分类卡片才给 hover 反馈 */
a.rainbo-ib:hover .rainbo-ib-title,
a.rainbo-ib:focus-visible .rainbo-ib-title { color: var(--accent); }
a.rainbo-ib:hover .rainbo-ib-icon,
a.rainbo-ib:focus-visible .rainbo-ib-icon {
  background: var(--accent);
  color: #fff;
}
a.rainbo-ib:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 4px;
  border-radius: 4px;
}

/* ---------- 容器 / 归档页 ---------- */
.rainbo-container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 2rem 1.25rem 3rem;
}
.rainbo-archive-title { margin: 0 0 .5rem; font-size: 1.75rem; }
.rainbo-archive-desc  { margin: 0 0 2rem; color: var(--text-mute); }
.rainbo-archive-cta   { margin-top: 2.5rem; }
.rainbo-related       { margin-top: 3rem; }
.rainbo-related h2    { font-size: 1.375rem; margin-bottom: 1.25rem; }

.rainbo-card-cta {
  display: block;
  margin: 0 .75rem .75rem;
  font-size: .8125rem;
  font-weight: 600;
  color: var(--cta);
}

.rainbo-pagination {
  margin-top: 2rem;
  display: flex;
  gap: .5rem;
  flex-wrap: wrap;
}
.rainbo-pagination .page-numbers {
  padding: .375rem .75rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  text-decoration: none;
  color: var(--text);
}
.rainbo-pagination .page-numbers.current {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

/* ---------- 产品详情（兜底模板 single-rainbo_product.php） ---------- */
.rainbo-pd-grid {
  display: grid;
  grid-template-columns: minmax(0, 480px) 1fr;
  gap: 2.5rem;
  align-items: start;
}

/* 图片卡片：480px 上限、灰底、8px 圆角、1px 边框；禁止 CSS 拉伸 */
.rainbo-pd-img {
  display: block;
  width: 100%;
  max-width: 480px;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: contain;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 8px;
}
.rainbo-pd-note {
  margin: .75rem 0 0;
  font-size: .8125rem;
  color: var(--text-mute);
}

.rainbo-pd-title  { margin: 0 0 .5rem; font-size: 1.5rem; line-height: 1.3; }
.rainbo-pd-short  { margin: 0 0 1.5rem; color: var(--text-mute); }
.rainbo-pd-content{ margin-top: 2rem; }

.rainbo-pd-actions {
  display: flex;
  gap: .75rem;
  flex-wrap: wrap;
  margin-top: 1.5rem;
}
.rainbo-btn-outline {
  display: inline-block;
  padding: .75rem 1.5rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-weight: 600;
  text-decoration: none;
  color: var(--accent);
}
.rainbo-btn-outline:hover { border-color: var(--accent); }

/* 规格表（[rainbo_spec_table] 与静态原型 .spec-table 同名） */
.spec-table {
  width: 100%;
  border-collapse: collapse;
  font-size: .9375rem;
}
.spec-table th,
.spec-table td {
  text-align: left;
  padding: .625rem .75rem;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}
.spec-table th {
  width: 34%;
  font-weight: 600;
  color: var(--text-mute);
  background: var(--card-bg);
}

/* ---------- 全站型号搜索 [rainbo_search] ---------- */
.rainbo-search { max-width: 760px; margin: 0 auto 1.5rem; }
.rainbo-search-input {
  width: 100%;
  padding: 1rem 1.25rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 1rem;
  background: #fff;
}
.rainbo-search-input:focus {
  outline: 2px solid var(--accent);
  outline-offset: 0;
  border-color: var(--accent);
}
.search-count { text-align: center; color: var(--text-mute); font-size: .875rem; margin: .5rem 0 0; }
.rainbo-card-grid:empty { display: none; }

/* ---------- RFQ 预填提示条 ---------- */
/* 从产品页跳过来时明确告知「型号已带过来」，
   否则客户以为表单没记住，会再手打一遍甚至直接放弃 */
.rfq-prefill {
  background: #EAF3FB;
  border: 1px solid #BBD6EE;
  border-left: 4px solid var(--accent);
  border-radius: 8px;
  padding: .875rem 1.125rem;
  margin-bottom: 1.25rem;
  color: #123E68;
  font-size: .95rem;
}
.rfq-prefill strong { color: var(--accent); font-size: 1.05rem; }
.rfq-prefill-cat { color: var(--text-mute); }

/* ---------- 全站页眉 ---------- */
/* Hello Elementor 默认把页面标题 h1.entry-title 输出出来，Elementor 页面已经自带标题，
   不需要重复显示；隐藏默认标题。 */
body.page .entry-header { display: none; }
body.page h1.entry-title { display: none; }

.rainbo-wrap { max-width: var(--container); margin: 0 auto; padding: 0 1.25rem; }

.rainbo-site-header { border-bottom: 1px solid var(--border); background: #fff; }

.rainbo-topbar {
  background: #F7F8FA;
  border-bottom: 1px solid var(--border);
  font-size: .8125rem;
  color: var(--text-mute);
}
.rainbo-topbar .rainbo-wrap {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; min-height: 38px; flex-wrap: wrap;
}
.rainbo-topbar-tag { letter-spacing: .01em; }
.rainbo-topbar-contact { display: flex; align-items: center; gap: 1.25rem; flex-wrap: wrap; }

/* IM 图标：线性 SVG，只描边不填充 */
.rainbo-im {
  display: inline-flex; align-items: center; gap: .4rem;
  color: var(--text); text-decoration: none; font-size: .8125rem;
}
.rainbo-im svg { width: 16px; height: 16px; fill: none; stroke: var(--cta); stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.rainbo-im b { font-weight: 600; letter-spacing: .01em; }
.rainbo-im:hover b { color: var(--cta); }
.rainbo-im-wechat { cursor: default; }

.rainbo-navbar .rainbo-wrap {
  display: flex; align-items: center; gap: 1.5rem; min-height: 62px;
}
.rainbo-logo {
  font-size: 1.25rem; font-weight: 700; letter-spacing: -.01em;
  color: var(--accent); text-decoration: none; white-space: nowrap;
}
.rainbo-logo em { font-style: normal; font-weight: 500; color: var(--text); }

.rainbo-nav { display: flex; gap: 1.25rem; margin-right: auto; flex-wrap: wrap; }
.rainbo-nav a {
  font-size: .9375rem; color: var(--text); text-decoration: none;
  padding-bottom: 2px; border-bottom: 2px solid transparent;
}
.rainbo-nav a:hover { color: var(--accent); }
.rainbo-nav a.is-current { color: var(--accent); border-bottom-color: var(--accent); font-weight: 600; }

.rainbo-nav-cta { padding: .5rem 1.125rem; font-size: .9375rem; white-space: nowrap; }

/* ---------- 全站页脚 ---------- */
.rainbo-site-footer {
  background: #1F2328; color: #C9CDD1; margin-top: 4rem;
  padding: 3rem 0 1.5rem; font-size: .9375rem;
}
.rainbo-fgrid {
  display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 2rem;
}
.rainbo-flogo { font-size: 1.125rem; font-weight: 700; color: #fff; margin: 0 0 .5rem; }
.rainbo-flogo em { font-style: normal; font-weight: 500; color: #9AA0A6; }
.rainbo-fco { margin: 0 0 .5rem; color: #fff; }
.rainbo-faddr { margin: 0; line-height: 1.6; color: #9AA0A6; }

.rainbo-site-footer h4 { color: #fff; font-size: .9375rem; margin: 0 0 .875rem; }
.rainbo-site-footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: .5rem; }
.rainbo-site-footer ul a { color: #C9CDD1; text-decoration: none; }
.rainbo-site-footer ul a:hover { color: #fff; text-decoration: underline; }

.rainbo-fim { display: flex; align-items: center; gap: .5rem; margin-bottom: .625rem; color: #C9CDD1; }
.rainbo-fim svg { width: 18px; height: 18px; flex: none; fill: none; stroke: #4EC9A0; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.rainbo-fim a { color: #C9CDD1; }
/* LinkedIn 社媒图标：深底白图标（与 WhatsApp/WeChat 的描边色区分，社媒统一白色） */
.rainbo-fim-linkedin svg { stroke: #fff; }
.rainbo-fim-linkedin:hover svg { stroke: #fff; }

.rainbo-fbottom {
  margin-top: 2.5rem; padding-top: 1.25rem;
  border-top: 1px solid #33383D; font-size: .8125rem; color: #9AA0A6;
}
.rainbo-fbottom p { margin: 0 0 .375rem; }
.rainbo-fnote { margin: 0; }

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
  .rainbo-product-grid { grid-template-columns: repeat(3, 1fr); }
  .rainbo-fgrid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 900px) {
  .rainbo-pd-grid { grid-template-columns: 1fr; gap: 1.5rem; }
}
@media (max-width: 768px) {
  .rainbo-product-grid { grid-template-columns: repeat(2, 1fr); }
  .rainbo-rfq-form .rfq-row-2 { grid-template-columns: 1fr; }
  .rainbo-topbar .rainbo-wrap { justify-content: center; text-align: center; padding-top: .5rem; padding-bottom: .5rem; }
  .rainbo-topbar-tag { display: none; }
  .rainbo-navbar .rainbo-wrap { flex-wrap: wrap; gap: .75rem 1rem; padding-top: .75rem; padding-bottom: .75rem; }
  .rainbo-nav { order: 3; width: 100%; margin-right: 0; gap: 1rem; }
  .rainbo-fgrid { grid-template-columns: 1fr; gap: 1.75rem; }
}