/*
Theme Name: Eco Vivid 活力渐变
Theme URI: https://example.com/themes/eco-vivid
Author: Chengdu Eco Themes
Author URI: https://example.com
Description: 活力渐变风环保设备主题。白底之上的青-蓝-紫渐变、超大圆角、粗字重标题与渐变描边卡片，年轻有冲击力，适合想摆脱传统工业形象、面向新兴产业客户的环保设备代理商。内置产品设备文章类型与设备分类法。
Version: 1.0.0
Requires at least: 6.0
Tested up to: 6.8
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-vivid
Tags: colorful, gradient, bold, light, custom-menu, custom-logo, featured-images
*/

/* ===== 共享基础（结构与常规组件，取色来自本主题 :root 变量） ===== */
.screen-reader-text{border:0;clip-path:inset(50%);height:1px;width:1px;margin:-1px;overflow:hidden;padding:0;position:absolute}
.skip-link{position:absolute;left:-9999px;background:var(--c-ink);color:#fff;padding:8px 16px;z-index:999}
.skip-link:focus{left:0;top:0;clip-path:none;width:auto;height:auto}
.wrap{width:100%;max-width:1160px;margin:0 auto;padding:0 22px}
.section{padding:64px 0}
img{max-width:100%;height:auto}
.article-wrap{max-width:820px}
.single-thumb img{border-radius:var(--r);margin-bottom:22px;width:100%}
.entry-content{font-size:15.5px}
.entry-content h2{font-size:23px;margin-top:1.7em}
.entry-content h3{font-size:19px;margin-top:1.4em}
.entry-content ul,.entry-content ol{padding-left:1.4em}
.entry-content blockquote{margin:1.5em 0;padding:14px 20px;border-left:4px solid var(--c-primary);background:var(--c-bg);color:var(--c-muted);border-radius:0 var(--r) var(--r) 0}
.entry-content table{width:100%;border-collapse:collapse;margin:1.5em 0;font-size:14px}
.entry-content th,.entry-content td{border:1px solid var(--c-line);padding:10px 14px;text-align:left}
.entry-content th{background:var(--c-bg);color:var(--c-primary);font-weight:600}
.entry-content img{border-radius:var(--r)}
.alignleft{float:left;margin:0 20px 12px 0}
.alignright{float:right;margin:0 0 12px 20px}
.aligncenter{display:block;margin:0 auto 12px}
.page-links{margin-top:1.5em}
/* 设备网格结构 */
.equipment-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.eq-card{display:flex;flex-direction:column;overflow:hidden}
.eq-thumb{display:block;aspect-ratio:16/11;overflow:hidden;position:relative;background:var(--c-bg)}
.eq-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.eq-card:hover .eq-thumb img{transform:scale(1.04)}
.thumb-placeholder{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-size:44px;font-weight:700;color:var(--c-primary);opacity:.3}
.eq-body{padding:16px 18px 18px;display:flex;flex-direction:column;flex:1;gap:6px}
.eq-terms{font-size:12px;color:var(--c-primary)}
.eq-terms a{color:inherit}
.eq-title{font-size:16px;margin:0;flex:1}
.eq-title a{color:var(--c-ink)}
.eq-title a:hover{color:var(--c-primary)}
.eq-more{font-size:13px;font-weight:600;color:var(--c-primary);margin-top:6px}
/* 筛选 */
.equipment-filter{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:32px}
.filter-pill{padding:8px 20px;border:1px solid var(--c-line);font-size:14px;color:var(--c-ink);background:var(--c-card);border-radius:var(--r-pill)}
.filter-pill:hover{border-color:var(--c-primary);color:var(--c-primary)}
.filter-pill.is-active{background:var(--c-primary);border-color:var(--c-primary);color:#fff}
.no-results{background:var(--c-bg);border-radius:var(--r);padding:36px;text-align:center;color:var(--c-muted)}
/* 文章列表 */
.post-list{display:grid;gap:18px}
.entry-meta{font-size:12px;color:var(--c-muted);margin-bottom:6px}
.entry-meta .meta-type{display:inline-block;background:var(--c-bg);color:var(--c-primary);border-radius:4px;padding:1px 8px;margin-right:8px;font-weight:600}
.post-item .entry-title{font-size:18px;margin:0 0 4px}
.post-item .entry-title a{color:var(--c-ink)}
.post-item .entry-title a:hover{color:var(--c-primary)}
.post-item .entry-summary{font-size:14px;color:var(--c-muted);margin:0}
/* 联系条结构 */
.contact-strip{margin-top:48px;display:flex;align-items:center;justify-content:space-between;gap:22px;flex-wrap:wrap;padding:30px 34px;border-radius:var(--r)}
.contact-strip h3{margin:0 0 4px;font-size:20px}
.contact-strip p{margin:0;font-size:14px}
.contact-strip-actions{display:flex;gap:12px;flex-wrap:wrap}
.related-title{font-size:23px;margin:52px 0 20px}
/* 搜索表单 */
.search-form{display:flex;gap:8px;max-width:460px}
.search-label{flex:1;display:flex}
.search-field{flex:1;min-width:0;padding:11px 14px;border:1px solid var(--c-line);border-radius:var(--r);font-size:14px;font-family:inherit;background:var(--c-card);color:var(--c-ink)}
.search-field:focus{outline:none;border-color:var(--c-primary)}
.search-submit{padding:11px 22px;border:0;border-radius:var(--r);background:var(--c-primary);color:#fff;font-size:14px;cursor:pointer;font-family:inherit}
.search-submit:hover{background:var(--c-primary-2)}
/* 分页 */
.navigation.pagination{margin-top:40px}
.nav-links{display:flex;gap:8px;justify-content:center;flex-wrap:wrap}
.nav-links .page-numbers{display:inline-flex;min-width:40px;height:40px;align-items:center;justify-content:center;padding:0 13px;border:1px solid var(--c-line);border-radius:var(--r);color:var(--c-ink);font-size:14px;background:var(--c-card)}
.nav-links .page-numbers.current{background:var(--c-primary);border-color:var(--c-primary);color:#fff}
.nav-links a.page-numbers:hover{border-color:var(--c-primary);color:var(--c-primary)}
/* 评论 */
.comments-area{margin-top:48px;padding-top:36px;border-top:1px solid var(--c-line)}
.comments-title{font-size:20px}
.comment-list{list-style:none;margin:0 0 24px;padding:0}
.comment-list .comment{border-bottom:1px solid var(--c-line);padding:15px 0}
.comment-list .children{list-style:none;padding-left:28px}
.comment-author{font-weight:600;font-size:14px;color:var(--c-ink)}
.comment-author .avatar{border-radius:50%;vertical-align:middle;margin-right:8px}
.comment-metadata{font-size:12px;color:var(--c-muted);margin:2px 0 6px}
.comment-content{font-size:14px}
.comment-form label{display:block;font-size:13px;margin-bottom:4px;color:var(--c-ink)}
.comment-form input[type="text"],.comment-form input[type="email"],.comment-form input[type="url"],.comment-form textarea{width:100%;padding:11px 14px;border:1px solid var(--c-line);border-radius:var(--r);font-family:inherit;font-size:14px;margin-bottom:13px;background:var(--c-card);color:var(--c-ink)}
.comment-form input:focus,.comment-form textarea:focus{outline:none;border-color:var(--c-primary)}
.comment-form .submit{padding:12px 28px;border:0;border-radius:var(--r);background:var(--c-primary);color:#fff;font-size:15px;cursor:pointer;font-family:inherit}
.comment-form .submit:hover{background:var(--c-primary-2)}
/* 404 */
.error-404{padding:90px 0;text-align:center}
.error-code{font-size:96px;font-weight:800;line-height:1;color:var(--c-primary)}
.error-note{color:var(--c-muted)}
.error-search{display:flex;justify-content:center;margin-top:22px}
.error-actions{margin-top:26px;display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
/* 页脚结构 */
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:36px;padding:52px 0 38px}
.footer-heading{font-size:15px;margin-bottom:14px}
.site-footer ul{list-style:none;margin:0;padding:0;display:grid;gap:9px}
.site-footer .widget{background:none;padding:0;box-shadow:none;border:0}
.footer-about p{max-width:340px}
.footer-bottom-inner{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;padding:16px 0;font-size:13px}
.footer-menu{list-style:none;margin:0;padding:0;display:flex !important;gap:18px}
/* 移动端导航结构 */
.menu-toggle{display:none;background:none;border:1px solid var(--c-line);border-radius:6px;padding:9px 10px;cursor:pointer}
.menu-toggle-bar{display:block;width:20px;height:2px;background:var(--c-ink);margin:4px 0}
@media (max-width:1024px){
.equipment-grid{grid-template-columns:repeat(2,1fr)}
.footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:782px){
.menu-toggle{display:block}
.main-navigation{position:absolute;top:100%;left:0;right:0;background:var(--c-nav-bg);border-bottom:1px solid var(--c-line);display:none;z-index:120}
.main-navigation.is-open{display:block}
.main-navigation ul{flex-direction:column;gap:0;padding:8px 0}
.main-navigation a{padding:12px 24px}
.main-navigation ul ul{position:static;display:flex;border:0;box-shadow:none;padding-left:18px}
.section{padding:48px 0}
.header-cta{display:none}
}
@media (max-width:600px){
.equipment-grid{grid-template-columns:1fr}
.footer-grid{grid-template-columns:1fr}
}
/* 滚动浮现（未启用 reveal 的主题此段无副作用） */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease}
.reveal.is-visible{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}

/* ===== 本主题设计层 ===== */
:root{
--c-primary:#3b82f6;--c-primary-2:#2563eb;--c-accent:#8b5cf6;
--c-ink:#111827;--c-muted:#6b7280;--c-line:#e5e7eb;
--c-bg:#f2f6ff;--c-card:#ffffff;--c-nav-bg:#ffffff;
--r:20px;--r-pill:999px;
--grad:linear-gradient(100deg,#06b6d4,#3b82f6 55%,#8b5cf6);
--shadow-pop:0 14px 34px rgba(59,130,246,.18);
--font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",-apple-system,sans-serif;
}
body{margin:0;font-family:var(--font);font-size:16px;line-height:1.85;color:var(--c-ink);background:#fff;-webkit-font-smoothing:antialiased}
a{color:var(--c-primary);text-decoration:none;transition:color .2s ease,box-shadow .2s ease,transform .2s ease}
a:hover{color:var(--c-accent)}
h1,h2,h3,h4,h5,h6{color:var(--c-ink);line-height:1.3;margin:0 0 .5em;font-weight:800}
p{margin:0 0 1em}
html{scroll-behavior:smooth}
.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}

/* 按钮：渐变胶囊 */
.btn{display:inline-block;padding:14px 34px;border-radius:999px;font-size:15px;font-weight:700;border:2px solid transparent;cursor:pointer;transition:all .2s ease}
.btn-primary{background:var(--grad);color:#fff;box-shadow:var(--shadow-pop)}
.btn-primary:hover{color:#fff;transform:translateY(-2px);box-shadow:0 18px 40px rgba(59,130,246,.28)}
.btn-secondary{border-color:var(--c-ink);color:var(--c-ink)}
.btn-secondary:hover{background:var(--c-ink);color:#fff}

/* 渐变描边卡片 */
.grad-border{position:relative;background:linear-gradient(#fff,#fff) padding-box,var(--grad) border-box;border:2px solid transparent;border-radius:var(--r)}

/* 页头 */
.site-header{background:rgba(255,255,255,.92);backdrop-filter:blur(10px);position:sticky;top:0;z-index:100;transition:box-shadow .25s ease}
.site-header.is-stuck{box-shadow:0 8px 26px rgba(17,24,39,.08)}
.header-inner{display:flex;align-items:center;justify-content:space-between;min-height:74px;gap:22px}
.site-branding .custom-logo{max-height:48px;width:auto;display:block}
.site-logo-text{display:flex;align-items:center;gap:11px}
.logo-mark{width:44px;height:44px;border-radius:15px;background:var(--grad);color:#fff;display:inline-flex;align-items:center;justify-content:center;font-size:20px;font-weight:800;flex:none;transform:rotate(-6deg)}
.logo-words{line-height:1.3}
.site-title{display:block;font-size:19px;font-weight:800;color:var(--c-ink)}
.site-desc{display:block;font-size:11px;color:var(--c-muted)}
.main-navigation ul{list-style:none;margin:0;padding:0;display:flex;gap:4px}
.main-navigation li{position:relative}
.main-navigation a{display:block;padding:10px 17px;border-radius:999px;font-size:15px;font-weight:600;color:var(--c-ink)}
.main-navigation a:hover,.main-navigation .current-menu-item>a,.main-navigation .current_page_item>a{background:var(--c-bg);color:var(--c-primary-2)}
.main-navigation ul ul{position:absolute;top:100%;left:8px;min-width:182px;background:#fff;border-radius:16px;box-shadow:var(--shadow-pop);display:none;flex-direction:column;gap:0;padding:8px;z-index:110}
.main-navigation li:hover>ul,.main-navigation li:focus-within>ul{display:flex}
.main-navigation ul ul a{border-radius:10px;padding:9px 14px;font-size:14px}
.header-cta{padding:11px 24px;font-size:14px}

/* 内页头 */
.page-head{background:var(--c-bg);padding:52px 0;border-bottom:1px solid var(--c-line)}
.page-title{font-size:33px;margin:0}
.page-subtitle{margin:8px 0 0;color:var(--c-muted);font-size:15px}

/* 首屏：渐变大圆角面板 */
.hero-shell{padding:36px 0 0}
.hero-panel{background:var(--grad);border-radius:34px;color:#fff;padding:72px 64px;position:relative;overflow:hidden;box-shadow:var(--shadow-pop)}
.hero-panel::after{content:"";position:absolute;right:-90px;top:-90px;width:320px;height:320px;border-radius:50%;background:rgba(255,255,255,.14)}
.hero-panel::before{content:"";position:absolute;right:120px;bottom:-130px;width:240px;height:240px;border-radius:50%;background:rgba(255,255,255,.1)}
.hero-inner{position:relative;z-index:1;max-width:640px}
.hero-chips{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:22px}
.hero-chip{background:rgba(255,255,255,.18);border-radius:999px;font-size:13px;font-weight:600;padding:5px 16px}
.hero-title{color:#fff;font-size:46px;line-height:1.22;margin-bottom:16px}
.hero-text{font-size:17px;color:rgba(255,255,255,.92);margin-bottom:32px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.hero-panel .btn-primary{background:#fff;color:var(--c-primary-2);box-shadow:0 10px 26px rgba(0,0,0,.16)}
.hero-panel .btn-secondary{border-color:rgba(255,255,255,.75);color:#fff}
.hero-panel .btn-secondary:hover{background:rgba(255,255,255,.16);color:#fff}

/* 品牌 chips */
.brand-row{display:flex;gap:12px;flex-wrap:wrap;justify-content:center}
.brand-chip{border:1px solid var(--c-line);border-radius:999px;padding:9px 22px;font-size:14px;font-weight:600;color:var(--c-muted);background:#fff}
.brand-chip:hover{border-color:var(--c-primary);color:var(--c-primary)}

/* 区块标题 */
.section-head{text-align:center;max-width:620px;margin:0 auto 44px}
.section-kicker{display:inline-block;background:var(--c-bg);color:var(--c-primary-2);font-size:13px;font-weight:700;border-radius:999px;padding:5px 18px;margin-bottom:12px}
.section-head h2{font-size:32px}
.section-head p{color:var(--c-muted);margin:0}
.section-tint{background:var(--c-bg)}

/* 设备卡皮肤 */
.eq-card{background:#fff;border:1px solid var(--c-line);border-radius:var(--r);transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease}
.eq-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-pop);border-color:transparent;background:linear-gradient(#fff,#fff) padding-box,var(--grad) border-box;border:1px solid transparent}
.eq-thumb{background:linear-gradient(140deg,#eaf2ff,#f3efff)}
.eq-title{font-weight:700}

/* 步骤 */
.step-row{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.step-card{background:#fff;border:1px solid var(--c-line);border-radius:var(--r);padding:30px 28px;text-align:center;transition:transform .25s ease,box-shadow .25s ease}
.step-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-pop)}
.step-num{width:52px;height:52px;border-radius:50%;background:var(--grad);color:#fff;font-size:21px;font-weight:800;display:inline-flex;align-items:center;justify-content:center;margin-bottom:16px;box-shadow:var(--shadow-pop)}
.step-card h3{font-size:19px;margin-bottom:8px}
.step-card p{font-size:14px;color:var(--c-muted);margin:0}

/* 数据行 */
.stat-row{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;text-align:center}
.stat-cell b{display:block;font-size:42px;font-weight:800;line-height:1.15}
.stat-cell span{font-size:13px;color:var(--c-muted)}

/* CTA */
.cta-panel{background:var(--grad);border-radius:34px;color:#fff;padding:60px 56px;text-align:center;box-shadow:var(--shadow-pop);position:relative;overflow:hidden}
.cta-panel::after{content:"";position:absolute;left:-70px;bottom:-110px;width:260px;height:260px;border-radius:50%;background:rgba(255,255,255,.12)}
.cta-panel h2{color:#fff;font-size:32px;margin-bottom:8px;position:relative;z-index:1}
.cta-panel p{color:rgba(255,255,255,.92);max-width:520px;margin:0 auto 30px;position:relative;z-index:1}
.cta-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;position:relative;z-index:1}
.cta-panel .btn-primary{background:#fff;color:var(--c-primary-2)}
.cta-panel .btn-secondary{border-color:rgba(255,255,255,.75);color:#fff}
.cta-panel .btn-secondary:hover{background:rgba(255,255,255,.16);color:#fff}

/* 列表/正文/联系条/页脚皮肤 */
.post-item{background:#fff;border:1px solid var(--c-line);border-radius:var(--r);padding:24px 28px;transition:box-shadow .2s ease}
.post-item:hover{box-shadow:var(--shadow-pop)}
.article-wrap article{background:#fff;border:1px solid var(--c-line);border-radius:var(--r);padding:34px 38px}
.contact-strip{background:var(--c-bg);border:1px solid var(--c-line)}
.contact-strip p{color:var(--c-muted)}
.site-footer{background:#101426;color:rgba(255,255,255,.72);font-size:14px;margin-top:72px}
.site-footer a{color:rgba(255,255,255,.72)}
.site-footer a:hover{color:#93c5fd}
.footer-heading{color:#fff}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12)}

/* 返回顶部 */
.back-top{position:fixed;right:26px;bottom:26px;width:48px;height:48px;border-radius:50%;border:0;background:var(--grad);color:#fff;font-size:20px;cursor:pointer;box-shadow:var(--shadow-pop);opacity:0;pointer-events:none;transition:opacity .25s ease,transform .25s ease;z-index:90}
.back-top.is-show{opacity:1;pointer-events:auto}
.back-top:hover{transform:translateY(-3px)}

@media (max-width:1024px){
.step-row{grid-template-columns:1fr}
.stat-row{grid-template-columns:1fr 1fr}
.hero-panel{padding:52px 40px}
}
@media (max-width:782px){
.hero-title{font-size:32px}
.hero-panel{padding:40px 26px;border-radius:24px}
.section-head h2{font-size:26px}
.page-title{font-size:26px}
.cta-panel{padding:40px 26px;border-radius:24px}
.article-wrap article{padding:24px}
}
@media (max-width:600px){
.stat-row{grid-template-columns:1fr 1fr}
}