/*
Theme Name: EcoEquip 环保设备企业主题
Theme URI: https://example.com/eco-equip
Author: Your Company
Description: 面向环保设备销售/集成企业的 B2B 官网主题。工程数据表美学:宋体大标题 + 等宽参数字体 + 设备铭牌式产品卡片。内置「环保设备」自定义文章类型、参数字段、询盘 CTA 与联系信息设置。
Version: 1.0.0
Requires at least: 6.0
Tested up to: 6.7
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: eco-equip
Tags: business, custom-menu, custom-logo, featured-images, translation-ready
*/

/* ==========================================================
   1. 设计令牌
   ========================================================== */
:root {
  --ink: #182420;        /* 墨松:近黑带绿 */
  --pine: #1d5c3e;       /* 深松绿:品牌主色 */
  --pine-deep: #0e3423;  /* 松影:深色区块 */
  --pine-soft: #2e7a54;  /* 松亮:hover */
  --paper: #f4f7f3;      /* 白瓷:页面底色(冷调,非奶油色) */
  --card: #ffffff;
  --mist: #dce6dc;       /* 雾青:边框 */
  --steel: #5e6f65;      /* 钢青:次级文字 */
  --brass: #a87d1f;      /* 黄铜:铭牌点缀,克制使用 */
  --rivet: #b9c6b9;      /* 铆钉金属色 */

  --serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", "SimSun", serif;
  --sans: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", -apple-system, "Segoe UI", sans-serif;
  --mono: "IBM Plex Mono", "JetBrains Mono", "SF Mono", Consolas, "Courier New", monospace;

  --maxw: 1180px;
  --radius: 4px;
  --shadow: 0 1px 2px rgba(24, 36, 32, 0.06), 0 8px 24px rgba(24, 36, 32, 0.07);
}

/* ==========================================================
   2. 基础
   ========================================================== */
*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.75;
  color: var(--ink);
  background: var(--paper);
}

img { max-width: 100%; height: auto; display: block; }

a { color: var(--pine); text-decoration: none; }
a:hover { color: var(--pine-soft); }

h1, h2, h3, h4 {
  font-family: var(--serif);
  font-weight: 900;
  line-height: 1.3;
  color: var(--ink);
  margin: 0 0 0.5em;
}

p { margin: 0 0 1em; }

:focus-visible {
  outline: 2px solid var(--brass);
  outline-offset: 2px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--pine-deep);
  color: #fff;
  padding: 10px 18px;
  z-index: 999;
}
.skip-link:focus { left: 0; color: #fff; }

.ee-wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
}

.screen-reader-text {
  position: absolute !important;
  width: 1px; height: 1px;
  overflow: hidden;
  clip: rect(1px, 1px, 1px, 1px);
}

/* 等宽标签(眉题/参数/编码) */
.ee-mono {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--steel);
}

.ee-eyebrow {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--pine);
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}
.ee-eyebrow::before {
  content: "";
  width: 22px; height: 1px;
  background: var(--brass);
}

/* ==========================================================
   3. 按钮
   ========================================================== */
.ee-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--sans);
  font-size: 15px;
  font-weight: 600;
  padding: 12px 26px;
  border-radius: var(--radius);
  border: 1px solid var(--pine);
  background: var(--pine);
  color: #fff;
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s, color 0.2s;
}
.ee-btn:hover { background: var(--pine-soft); border-color: var(--pine-soft); color: #fff; }

.ee-btn--ghost {
  background: transparent;
  color: var(--pine);
}
.ee-btn--ghost:hover { background: rgba(29, 92, 62, 0.08); color: var(--pine); }

.ee-btn--light {
  background: #fff;
  border-color: #fff;
  color: var(--pine-deep);
}
.ee-btn--light:hover { background: var(--paper); border-color: var(--paper); color: var(--pine-deep); }

/* ==========================================================
   4. 顶栏 + 导航
   ========================================================== */
.ee-topbar {
  background: var(--pine-deep);
  color: rgba(255, 255, 255, 0.85);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.08em;
}
.ee-topbar .ee-wrap {
  display: flex;
  justify-content: space-between;
  align-items: center;
  min-height: 36px;
  gap: 16px;
}
.ee-topbar a { color: #fff; }
.ee-topbar .ee-topbar-note { opacity: 0.75; }

.ee-header {
  background: var(--card);
  border-bottom: 1px solid var(--mist);
  position: sticky;
  top: 0;
  z-index: 90;
}
.ee-header .ee-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  gap: 24px;
}

.ee-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--serif);
  font-weight: 900;
  font-size: 22px;
  color: var(--ink);
}
.ee-logo:hover { color: var(--pine); }
.ee-logo .ee-logo-mark {
  width: 12px; height: 12px;
  background: var(--pine);
  border-radius: 2px;
  position: relative;
  flex: 0 0 auto;
}
.ee-logo .ee-logo-mark::after {
  content: "";
  position: absolute;
  right: -5px; bottom: -5px;
  width: 6px; height: 6px;
  background: var(--brass);
  border-radius: 1px;
}
.ee-logo img { max-height: 44px; width: auto; }

.ee-nav ul {
  list-style: none;
  margin: 0; padding: 0;
  display: flex;
  gap: 6px;
}
.ee-nav a {
  display: block;
  padding: 10px 14px;
  font-size: 15px;
  font-weight: 500;
  color: var(--ink);
  border-radius: var(--radius);
}
.ee-nav a:hover { color: var(--pine); background: rgba(29, 92, 62, 0.06); }
.ee-nav .current-menu-item > a,
.ee-nav .current_page_item > a { color: var(--pine); font-weight: 700; }

.ee-header-cta { flex: 0 0 auto; }

.ee-burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: 0;
  padding: 10px;
  cursor: pointer;
}
.ee-burger span {
  width: 22px; height: 2px;
  background: var(--ink);
  transition: transform 0.2s, opacity 0.2s;
}

/* ==========================================================
   5. Hero
   ========================================================== */
.ee-hero {
  background:
    linear-gradient(180deg, rgba(29, 92, 62, 0.05), rgba(29, 92, 62, 0) 55%),
    var(--paper);
  border-bottom: 1px solid var(--mist);
  overflow: hidden;
}
.ee-hero .ee-wrap {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  gap: 56px;
  align-items: center;
  padding-top: 72px;
  padding-bottom: 80px;
}
.ee-hero h1 {
  font-size: clamp(2.2rem, 4.6vw, 3.6rem);
  letter-spacing: 0.01em;
  margin-bottom: 20px;
}
.ee-hero h1 em {
  font-style: normal;
  color: var(--pine);
}
.ee-hero-sub {
  font-size: 17px;
  color: var(--steel);
  max-width: 34em;
  margin-bottom: 30px;
}
.ee-hero-actions { display: flex; flex-wrap: wrap; gap: 14px; }

/* ==========================================================
   6. 设备铭牌(签名组件)
   ========================================================== */
.ee-plate {
  position: relative;
  background: var(--card);
  border: 1px solid var(--mist);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 22px 24px 20px;
}
.ee-plate .ee-rivet {
  position: absolute;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--rivet);
  box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.25);
}
.ee-rivet--tl { top: 9px; left: 9px; }
.ee-rivet--tr { top: 9px; right: 9px; }
.ee-rivet--bl { bottom: 9px; left: 9px; }
.ee-rivet--br { bottom: 9px; right: 9px; }

.ee-plate-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  border-bottom: 1px solid var(--mist);
  padding-bottom: 10px;
  margin-bottom: 14px;
}
.ee-plate-model {
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--pine);
}
.ee-plate-cat {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--brass);
  border: 1px solid rgba(168, 125, 31, 0.35);
  border-radius: 2px;
  padding: 2px 8px;
  white-space: nowrap;
}
.ee-plate-title {
  font-family: var(--serif);
  font-size: 19px;
  font-weight: 900;
  margin: 0 0 12px;
  line-height: 1.45;
}
.ee-plate-title a { color: var(--ink); }
.ee-plate-title a:hover { color: var(--pine); }

.ee-plate-thumb {
  margin: 0 0 14px;
  border-radius: 3px;
  overflow: hidden;
  border: 1px solid var(--mist);
}
.ee-plate-thumb img { width: 100%; height: 180px; object-fit: cover; }

.ee-specs {
  list-style: none;
  margin: 0 0 14px;
  padding: 0;
  font-family: var(--mono);
  font-size: 13px;
}
.ee-specs li {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 5px 0;
}
.ee-specs .k { color: var(--steel); flex: 0 0 auto; }
.ee-specs .dots {
  flex: 1;
  border-bottom: 1px dotted var(--mist);
  transform: translateY(-4px);
}
.ee-specs .v { color: var(--ink); font-weight: 600; text-align: right; }

.ee-plate-foot {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  border-top: 1px solid var(--mist);
  padding-top: 12px;
}
.ee-plate-qc {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--brass);
}
.ee-plate-more {
  font-size: 14px;
  font-weight: 600;
}

/* Hero 侧大铭牌 */
.ee-plate--hero { padding: 28px 30px 24px; }
.ee-plate--hero .ee-plate-title { font-size: 22px; }

/* ==========================================================
   7. 区块通用
   ========================================================== */
.ee-section { padding: 84px 0; }
.ee-section--alt { background: var(--card); border-top: 1px solid var(--mist); border-bottom: 1px solid var(--mist); }

.ee-section-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 24px;
  margin-bottom: 40px;
}
.ee-section-head h2 {
  font-size: clamp(1.6rem, 3vw, 2.3rem);
  margin: 0;
}
.ee-section-head .ee-section-link {
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  white-space: nowrap;
}

/* ==========================================================
   8. 数据带(仪表读数)
   ========================================================== */
.ee-stats {
  background: var(--pine-deep);
  color: #fff;
  padding: 44px 0;
}
.ee-stats .ee-wrap {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.ee-stat { border-left: 1px solid rgba(255, 255, 255, 0.18); padding-left: 20px; }
.ee-stat-num {
  font-family: var(--mono);
  font-size: clamp(1.8rem, 3.4vw, 2.6rem);
  font-weight: 700;
  line-height: 1.1;
  color: #fff;
}
.ee-stat-num .suffix { font-size: 0.6em; color: var(--brass); margin-left: 2px; }
.ee-stat-label {
  margin-top: 6px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.7);
}

/* ==========================================================
   9. 产品网格
   ========================================================== */
.ee-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
}

/* ==========================================================
   10. 服务流程(真实顺序,允许编号)
   ========================================================== */
.ee-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 26px;
  counter-reset: step;
}
.ee-step {
  background: var(--card);
  border: 1px solid var(--mist);
  border-radius: var(--radius);
  padding: 26px 24px;
  position: relative;
}
.ee-step::before {
  counter-increment: step;
  content: "0" counter(step);
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--brass);
  display: block;
  margin-bottom: 12px;
}
.ee-step h3 { font-size: 17px; margin-bottom: 8px; }
.ee-step p { font-size: 14px; color: var(--steel); margin: 0; }
.ee-step::after {
  content: "";
  position: absolute;
  top: 50%; right: -14px;
  width: 14px; height: 1px;
  background: var(--mist);
}
.ee-step:last-child::after { display: none; }

/* ==========================================================
   11. 行业清单(数据表行)
   ========================================================== */
.ee-industries { border-top: 1px solid var(--mist); }
.ee-industry {
  display: grid;
  grid-template-columns: 110px 200px 1fr auto;
  gap: 24px;
  align-items: center;
  padding: 22px 8px;
  border-bottom: 1px solid var(--mist);
  color: var(--ink);
  transition: background 0.15s;
}
.ee-industry:hover { background: rgba(29, 92, 62, 0.05); color: var(--ink); }
.ee-industry .code {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--brass);
}
.ee-industry .name {
  font-family: var(--serif);
  font-size: 18px;
  font-weight: 900;
}
.ee-industry .desc { font-size: 14px; color: var(--steel); }
.ee-industry .arrow {
  font-family: var(--mono);
  color: var(--pine);
}

/* ==========================================================
   12. 案例
   ========================================================== */
.ee-cases {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 26px;
}
.ee-case {
  background: var(--card);
  border: 1px solid var(--mist);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.ee-case-media { position: relative; }
.ee-case-media img { width: 100%; height: 240px; object-fit: cover; }
.ee-case-media--ph {
  height: 240px;
  background:
    repeating-linear-gradient(135deg, rgba(255,255,255,0.05) 0 2px, transparent 2px 14px),
    linear-gradient(160deg, var(--pine) 0%, var(--pine-deep) 100%);
  display: flex;
  align-items: flex-end;
  padding: 18px;
}
.ee-case-media--ph .ee-mono { color: rgba(255,255,255,0.65); }
.ee-case-body { padding: 24px 26px 26px; }
.ee-case-body h3 { font-size: 19px; margin-bottom: 8px; }
.ee-case-body h3 a { color: var(--ink); }
.ee-case-body h3 a:hover { color: var(--pine); }
.ee-case-body p { font-size: 14px; color: var(--steel); margin-bottom: 12px; }
.ee-case-result {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--pine);
}

/* ==========================================================
   13. 资质条
   ========================================================== */
.ee-certs {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 14px;
  justify-content: center;
}
.ee-cert {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--steel);
  border: 1px solid var(--mist);
  border-radius: 2px;
  background: var(--card);
  padding: 8px 16px;
}

/* ==========================================================
   14. 询盘 CTA
   ========================================================== */
.ee-cta {
  background:
    repeating-linear-gradient(135deg, rgba(255,255,255,0.04) 0 2px, transparent 2px 16px),
    var(--pine-deep);
  color: #fff;
  padding: 76px 0;
}
.ee-cta .ee-wrap {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  gap: 40px;
  align-items: center;
}
.ee-cta h2 { color: #fff; font-size: clamp(1.7rem, 3.2vw, 2.4rem); margin-bottom: 10px; }
.ee-cta p { color: rgba(255, 255, 255, 0.75); margin: 0; }
.ee-cta-contact { text-align: right; }
.ee-cta-hotline {
  display: block;
  font-family: var(--mono);
  font-size: clamp(1.4rem, 2.6vw, 2rem);
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.04em;
  margin-bottom: 16px;
}
.ee-cta-hotline:hover { color: var(--brass); }

/* ==========================================================
   15. 页脚
   ========================================================== */
.ee-footer {
  background: var(--ink);
  color: rgba(255, 255, 255, 0.72);
  font-size: 14px;
}
.ee-footer a { color: rgba(255, 255, 255, 0.72); }
.ee-footer a:hover { color: #fff; }
.ee-footer-main {
  display: grid;
  grid-template-columns: 2fr 1fr 1.4fr;
  gap: 40px;
  padding: 60px 0 44px;
}
.ee-footer h4 {
  color: #fff;
  font-size: 16px;
  margin-bottom: 16px;
}
.ee-footer ul { list-style: none; margin: 0; padding: 0; }
.ee-footer li { padding: 4px 0; }
.ee-footer .ee-logo { color: #fff; margin-bottom: 14px; }
.ee-footer-about p { max-width: 30em; }
.ee-footer-contact li {
  font-family: var(--mono);
  font-size: 13px;
}
.ee-footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding: 18px 0;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  color: rgba(255, 255, 255, 0.45);
}

/* ==========================================================
   16. 内页 / 博客 / 归档
   ========================================================== */
.ee-page-hero {
  background: var(--pine-deep);
  color: #fff;
  padding: 56px 0;
}
.ee-page-hero h1 { color: #fff; font-size: clamp(1.8rem, 3.4vw, 2.6rem); margin: 0; }
.ee-page-hero .ee-eyebrow { color: rgba(255, 255, 255, 0.7); }
.ee-page-hero .ee-eyebrow::before { background: var(--brass); }

.ee-content { padding: 64px 0; }
.ee-content--narrow .ee-entry { max-width: 780px; margin: 0 auto; }

.ee-entry {
  background: var(--card);
  border: 1px solid var(--mist);
  border-radius: var(--radius);
  padding: 48px;
}
.ee-entry h2, .ee-entry h3 { margin-top: 1.4em; }
.ee-entry img { border-radius: var(--radius); }
.ee-entry blockquote {
  margin: 1.4em 0;
  padding: 4px 22px;
  border-left: 3px solid var(--brass);
  color: var(--steel);
}
.ee-entry table { width: 100%; border-collapse: collapse; font-size: 15px; }
.ee-entry th, .ee-entry td { border: 1px solid var(--mist); padding: 10px 14px; text-align: left; }
.ee-entry th { background: var(--paper); font-family: var(--mono); font-size: 13px; }
.ee-entry code { font-family: var(--mono); background: var(--paper); padding: 2px 6px; border-radius: 3px; font-size: 0.9em; }

.ee-entry-meta {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--steel);
  margin-bottom: 18px;
}

/* 设备详情双栏 */
.ee-single-equipment {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 340px;
  gap: 32px;
  align-items: start;
}
.ee-single-equipment .ee-plate { position: sticky; top: 96px; }
.ee-plate-cta { margin-top: 14px; display: grid; gap: 10px; }
.ee-plate-cta .ee-btn { justify-content: center; }

/* 归档卡片列表(文章) */
.ee-post-list { display: grid; gap: 22px; }
.ee-post-card {
  background: var(--card);
  border: 1px solid var(--mist);
  border-radius: var(--radius);
  padding: 30px 34px;
}
.ee-post-card h2 { font-size: 20px; margin: 6px 0 10px; }
.ee-post-card h2 a { color: var(--ink); }
.ee-post-card h2 a:hover { color: var(--pine); }
.ee-post-card p { color: var(--steel); font-size: 15px; margin: 0; }

/* 分类筛选 */
.ee-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 32px;
}
.ee-filter a {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  border: 1px solid var(--mist);
  background: var(--card);
  border-radius: 2px;
  padding: 7px 14px;
  color: var(--steel);
}
.ee-filter a:hover, .ee-filter a.is-active { border-color: var(--pine); color: var(--pine); }

/* 分页 */
.ee-pagination { margin-top: 40px; text-align: center; font-family: var(--mono); font-size: 13px; }
.ee-pagination .page-numbers {
  display: inline-block;
  min-width: 36px;
  padding: 8px 10px;
  margin: 0 3px;
  border: 1px solid var(--mist);
  border-radius: 2px;
  background: var(--card);
  color: var(--steel);
}
.ee-pagination .page-numbers.current { border-color: var(--pine); color: var(--pine); font-weight: 700; }
.ee-pagination a.page-numbers:hover { border-color: var(--pine); color: var(--pine); }

/* 搜索表单 */
.ee-search-form { display: flex; gap: 10px; max-width: 520px; }
.ee-search-form input[type="search"] {
  flex: 1;
  padding: 11px 14px;
  border: 1px solid var(--mist);
  border-radius: var(--radius);
  font-family: var(--sans);
  font-size: 15px;
  background: var(--card);
}
.ee-search-form input[type="search"]:focus { border-color: var(--pine); outline: none; }

/* 评论(简化) */
.ee-comments { margin-top: 32px; }
.ee-comments .comment-list { list-style: none; padding: 0; }
.ee-comments .comment-body {
  background: var(--card);
  border: 1px solid var(--mist);
  border-radius: var(--radius);
  padding: 20px 24px;
  margin-bottom: 16px;
}
.ee-comments input, .ee-comments textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--mist);
  border-radius: var(--radius);
  font-family: var(--sans);
  font-size: 15px;
}

/* WordPress 核心必备类 */
.alignleft { float: left; margin: 0 20px 12px 0; }
.alignright { float: right; margin: 0 0 12px 20px; }
.aligncenter { display: block; margin: 0 auto 16px; }
.wp-caption { max-width: 100%; }
.wp-caption-text { font-size: 13px; color: var(--steel); text-align: center; padding: 6px 0; }
.sticky {}
.gallery-caption {}
.bypostauthor {}

/* ==========================================================
   17. 入场动效(尊重减少动态偏好)
   ========================================================== */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity 0.55s ease, transform 0.55s ease; }
.reveal.on { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  * { animation: none !important; transition: none !important; }
}

/* ==========================================================
   18. 响应式
   ========================================================== */
@media (max-width: 1020px) {
  .ee-hero .ee-wrap { grid-template-columns: 1fr; gap: 40px; padding-top: 56px; padding-bottom: 60px; }
  .ee-grid { grid-template-columns: repeat(2, 1fr); }
  .ee-steps { grid-template-columns: repeat(2, 1fr); }
  .ee-step::after { display: none; }
  .ee-stats .ee-wrap { grid-template-columns: repeat(2, 1fr); gap: 30px 24px; }
  .ee-footer-main { grid-template-columns: 1fr 1fr; }
  .ee-single-equipment { grid-template-columns: 1fr; }
  .ee-single-equipment .ee-plate { position: static; }
}

@media (max-width: 760px) {
  .ee-section { padding: 60px 0; }
  .ee-grid { grid-template-columns: 1fr; }
  .ee-steps { grid-template-columns: 1fr; }
  .ee-cases { grid-template-columns: 1fr; }
  .ee-cta .ee-wrap { grid-template-columns: 1fr; }
  .ee-cta-contact { text-align: left; }
  .ee-industry { grid-template-columns: 1fr; gap: 4px; }
  .ee-industry .arrow { display: none; }
  .ee-section-head { flex-direction: column; align-items: flex-start; gap: 8px; }
  .ee-footer-main { grid-template-columns: 1fr; }
  .ee-entry { padding: 28px 22px; }
  .ee-topbar .ee-topbar-note { display: none; }

  /* 移动端导航抽屉 */
  .ee-burger { display: flex; }
  .ee-header-cta { display: none; }
  .ee-nav {
    position: fixed;
    inset: 0;
    top: 0;
    background: var(--pine-deep);
    padding: 96px 32px 32px;
    transform: translateX(100%);
    transition: transform 0.25s ease;
    z-index: 80;
  }
  .ee-nav ul { flex-direction: column; gap: 4px; }
  .ee-nav a { color: #fff; font-size: 20px; font-family: var(--serif); padding: 12px 0; }
  .ee-nav a:hover { background: none; color: var(--brass); }
  body.nav-open .ee-nav { transform: none; }
  body.nav-open { overflow: hidden; }
  body.nav-open .ee-burger span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  body.nav-open .ee-burger span:nth-child(2) { opacity: 0; }
  body.nav-open .ee-burger span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  body.nav-open .ee-burger { position: relative; z-index: 90; }
  body.nav-open .ee-burger span { background: #fff; }
}