/*
Theme Name: IntePrecision
Theme URI: https://www.inteprecision.com
Author: IntePrecision Web Team
Author URI: https://www.inteprecision.com
Description: 东莞市颖特精密电子有限公司（IntePrecision Switches & Sensors CO.,LTD）中英双语企业官网定制主题。前台与《颖特精密官网预览 v2.1》1:1 一致：含首页轮播、产品中心（product 自定义文章类型）、应用领域、新闻资讯、在线询盘、样品申请弹窗、证书灯箱与中英文切换。响应式断点 1200/992/768/600/480。
Version: 2.3.31
Requires at least: 6.0
Tested up to: 6.7
Requires PHP: 7.4
License: GNU General Public License v2 or later
Text Domain: inteprecision
Tags: business, custom-menu, custom-colors
*/

/* ==================================================================
   以下样式 1:1 提取自 颖特精密官网预览-v2.html 的主 <style> 块，未做任何改动
   ================================================================== */
:root{
  --ip-dark:#0B2A4A;--ip-blue:#0E6FFF;--ip-blue-soft:#E8F1FF;--ip-accent:#FF7A00;
  --ip-bg:#F5F7FA;--ip-text:#1F2D3D;--ip-light:#5B6B7C;--ip-border:#E3E9F0;--ip-radius:10px;
  --ip-shadow:0 6px 24px rgba(11,42,74,.08);--ip-shadow-hover:0 12px 32px rgba(11,42,74,.16);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:"Microsoft YaHei","PingFang SC",Arial,sans-serif;color:var(--ip-text);line-height:1.7;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{text-decoration:none;color:var(--ip-blue);transition:color .2s}
a:hover{color:var(--ip-dark)}
ul{list-style:none}
h1,h2,h3,h4{color:var(--ip-dark);line-height:1.35;font-weight:700}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:80px 0}
.section--gray{background:var(--ip-bg)}
.section-head{text-align:center;max-width:720px;margin:0 auto 48px}
.section-head h2{font-size:32px;margin-bottom:12px}
.section-head p{color:var(--ip-light);font-size:16px}
.bar{display:inline-block;width:56px;height:4px;border-radius:2px;background:linear-gradient(90deg,var(--ip-blue),var(--ip-accent));margin-top:14px}
.btn{display:inline-block;padding:13px 32px;border-radius:6px;font-size:15px;font-weight:600;cursor:pointer;border:2px solid transparent;transition:all .25s;text-align:center}
.btn--primary{background:var(--ip-blue);color:#fff}
.btn--primary:hover{background:var(--ip-dark);color:#fff}
.btn--accent{background:var(--ip-accent);color:#fff}
.btn--accent:hover{filter:brightness(1.08);color:#fff}
.btn--ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.6)}
.btn--ghost:hover{background:rgba(255,255,255,.12);color:#fff}
.btn--outline{background:transparent;color:var(--ip-blue);border-color:var(--ip-blue)}
.btn--outline:hover{background:var(--ip-blue);color:#fff}
.btn--sm{padding:8px 20px;font-size:14px}

/* ============ 顶部导航（无倒三角，垂直对齐） ============ */
.header{position:sticky;top:0;z-index:999;background:rgba(255,255,255,.96);backdrop-filter:blur(8px);border-bottom:1px solid var(--ip-border)}
.header__inner{display:flex;align-items:center;height:72px;gap:24px}
.logo{display:flex;align-items:center;gap:10px;margin-right:auto}
.logo__mark{width:40px;height:40px;border-radius:8px;background:linear-gradient(135deg,var(--ip-blue),var(--ip-dark));color:#fff;font-weight:800;font-size:18px;display:flex;align-items:center;justify-content:center}
.logo__text strong{display:block;font-size:17px;color:var(--ip-dark)}
.logo__text span{display:block;font-size:10.5px;color:var(--ip-light)}
.nav ul{display:flex;gap:6px;align-items:center}
.nav li{position:relative;display:flex;align-items:center}
.nav a{display:flex;align-items:center;padding:10px 15px;color:var(--ip-text);font-size:15px;font-weight:500;border-radius:6px;line-height:1.4}
.nav a:hover,.nav a.active{color:var(--ip-blue);background:var(--ip-blue-soft)}
.header__right{display:flex;align-items:center;gap:14px}
.lang-switch{display:flex;border:1px solid var(--ip-border);border-radius:999px;overflow:hidden}
.lang-switch button,.lang-switch a{padding:6px 14px;font-size:13.5px;font-weight:600;border:none;background:#fff;color:var(--ip-text);cursor:pointer;text-decoration:none;line-height:1.5}
.lang-switch button.active,.lang-switch a.active{background:var(--ip-dark);color:#fff}
.burger{display:none;flex-direction:column;justify-content:center;gap:5px;width:44px;height:44px;background:none;border:1px solid var(--ip-border);border-radius:8px;cursor:pointer;padding:10px}
.burger span{display:block;height:2.5px;background:var(--ip-dark);border-radius:2px;transition:.3s}
#navToggle{display:none}
#navToggle:checked~.header__right .burger span:nth-child(1){transform:translateY(7.5px) rotate(45deg)}
#navToggle:checked~.header__right .burger span:nth-child(2){opacity:0}
#navToggle:checked~.header__right .burger span:nth-child(3){transform:translateY(-7.5px) rotate(-45deg)}
#navToggle:checked~.nav{max-height:720px}

/* 竖向子菜单（悬停弹出） */
.nav .sub{position:absolute;top:calc(100% + 8px);right:0;min-width:200px;background:#fff;border:1px solid var(--ip-border);border-radius:12px;box-shadow:var(--ip-shadow-hover);padding:8px;opacity:0;visibility:hidden;transform:translateY(12px);transition:all .28s ease;z-index:120;display:block}
.nav li.has-sub:hover .sub{opacity:1;visibility:visible;transform:translateY(0)}
.nav .sub li{display:block;width:100%}
.nav .sub a{padding:10px 14px;font-size:14px;border-radius:8px;white-space:nowrap;justify-content:flex-start}

/* ============ 产品 Mega 菜单 ============ */
.mega{position:absolute;top:calc(100% + 8px);left:50%;transform:translate(-50%,14px);width:min(720px,92vw);background:#fff;border:1px solid var(--ip-border);border-radius:14px;box-shadow:var(--ip-shadow-hover);display:grid;grid-template-columns:200px 1fr;overflow:hidden;opacity:0;visibility:hidden;transition:all .3s ease;z-index:120}
.nav li.has-mega:hover .mega{opacity:1;visibility:visible;transform:translate(-50%,0)}
.mega__cats{background:var(--ip-bg);padding:12px 10px;border-right:1px solid var(--ip-border)}
.mega__cat{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:11px 14px;border-radius:8px;font-size:14px;font-weight:600;color:var(--ip-text);cursor:pointer;transition:all .2s;margin-bottom:2px}
.mega__cat i{font-style:normal;font-size:16px}
.mega__cat .arr{font-size:11px;color:var(--ip-light);transition:transform .2s}
.mega__cat:hover{background:#fff;color:var(--ip-blue)}
.mega__cat.on{background:var(--ip-blue);color:#fff}
.mega__cat.on .arr{color:#fff;transform:translateX(2px)}
.mega__list{padding:16px 20px;max-height:340px;overflow-y:auto}
.mega__list h4{font-size:13px;color:var(--ip-light);font-weight:600;margin-bottom:10px;letter-spacing:.5px}
.mega__items{display:none}
.mega__items.on{display:block}
.mega__item{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:8px 12px;border-radius:8px;cursor:pointer;transition:background .2s}
.mega__item:hover{background:var(--ip-blue-soft)}
.mega__item span{font-size:13.5px;color:var(--ip-text);font-weight:500}
.mega__item:hover span{color:var(--ip-blue)}
.mega__item em{font-style:normal;font-size:12px;color:var(--ip-light);font-family:Consolas,monospace;white-space:nowrap}

/* ============ 页面切换 ============ */
/* 【WordPress 必要改动】预览的 .page{display:none} / .page.active{display:block} 是单页应用路由规则；
   WordPress 每个页面由独立模板输出，且 body_class() 会给 <body> 自动加 .page 类，
   保留原规则会导致整站 body 被 display:none（前台空白）。故移除这两条规则，已在 README「必要改动清单」注明。 */

/* ============ Hero（真实图片轮播，文字靠左边缘） ============ */
.hero{position:relative;color:#fff;overflow:hidden;padding:120px 0;min-height:480px;display:flex;align-items:center}
.hero__slides{position:absolute;inset:0;z-index:0}
.hero__slide{position:absolute;inset:0;opacity:0;transition:opacity 1s ease;background-size:cover;background-position:center}
.hero__slide.on{opacity:1;animation:heroKb 8s ease-out forwards}
@keyframes heroKb{from{transform:scale(1)}to{transform:scale(1.06)}}
.hero__slides::after{content:"";position:absolute;inset:0;z-index:1;background:linear-gradient(90deg,rgba(6,18,34,.88) 0%,rgba(6,18,34,.6) 45%,rgba(6,18,34,.28) 100%)}
.hero__inner{position:relative;z-index:2;max-width:720px;margin-left:0;padding-left:clamp(24px,6vw,90px);padding-right:24px}
.hero__tag{display:inline-block;padding:6px 16px;border-radius:999px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.35);font-size:13.5px;letter-spacing:1px;margin-bottom:20px}
.hero__line{display:block;width:46px;height:4px;border-radius:2px;background:linear-gradient(90deg,#FF7A00,#7FB2FF);margin-bottom:20px}
.hero h1{color:#fff;font-size:46px;margin-bottom:18px;letter-spacing:1px;line-height:1.28}
.hero__grad{background:linear-gradient(90deg,#7FB2FF,#FF9A4D);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p{font-size:17px;color:rgba(255,255,255,.92);margin:0 0 36px;max-width:560px}
.hero__btns{display:flex;gap:16px;flex-wrap:wrap}
.hero__copy{transition:opacity .45s ease,transform .45s ease}
.hero__copy.fade{opacity:0;transform:translateY(14px)}
.hero__dots{position:absolute;bottom:26px;right:clamp(24px,6vw,90px);display:flex;gap:10px;z-index:3}
.hero__dots button{width:10px;height:10px;border-radius:6px;border:none;background:rgba(255,255,255,.45);cursor:pointer;transition:all .3s;padding:0}
.hero__dots button.on{background:#fff;width:28px}

/* ============ 信任条 ============ */
.trust{background:linear-gradient(180deg,#EAF2FF 0%,#F7FAFF 100%);padding:44px 0}
.trust__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.trust__item{display:flex;align-items:center;gap:14px;background:#fff;border:1px solid rgba(14,111,255,.12);border-radius:14px;padding:20px 22px;box-shadow:var(--ip-shadow);transition:all .25s}
.trust__item:hover{transform:translateY(-4px);box-shadow:var(--ip-shadow-hover)}
.trust__item i{flex:none;width:48px;height:48px;border-radius:12px;background:linear-gradient(135deg,var(--ip-blue-soft),#d6e8ff);display:flex;align-items:center;justify-content:center;font-size:22px;font-style:normal}
.trust__item strong{display:block;font-size:15.5px;color:var(--ip-dark);margin-bottom:2px;line-height:1.4}
.trust__item span{font-size:12px;color:var(--ip-light)}

/* ============ 产品卡（中间纯图片） ============ */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.card{background:#fff;border:1px solid var(--ip-border);border-radius:var(--ip-radius);overflow:hidden;box-shadow:var(--ip-shadow);transition:transform .25s,box-shadow .25s;display:flex;flex-direction:column;cursor:pointer}
.card:hover{transform:translateY(-6px);box-shadow:var(--ip-shadow-hover)}
.card--sq .card__img{aspect-ratio:1/1}
.card__img{aspect-ratio:4/3;background:linear-gradient(135deg,var(--ip-blue-soft),#dbe9ff);display:flex;align-items:center;justify-content:center;color:var(--ip-light);font-size:13.5px;font-weight:500;text-align:center;padding:12px}
.card__img img{width:100%;height:100%;object-fit:cover}
.card__body{padding:20px;flex:1;display:flex;flex-direction:column}
.card__body h3{font-size:15.5px;margin-bottom:8px;line-height:1.5}
.card__body p{font-size:13px;color:var(--ip-light);flex:1}
.card__more{margin-top:12px;font-weight:600;font-size:13.5px}

/* ============ 关于颖特两栏 ============ */
.about-flex{display:grid;grid-template-columns:1fr 1.15fr;gap:52px;align-items:center}
.about-visual{position:relative;aspect-ratio:4/3.2;border-radius:16px;overflow:hidden;background:linear-gradient(135deg,#0B2A4A 0%,#0E4DA4 60%,#0E6FFF 140%);display:flex;align-items:center;justify-content:center}
.about-visual::after{content:"";position:absolute;inset:0;background:radial-gradient(circle at 78% 20%,rgba(255,255,255,.12) 0 90px,transparent 91px),linear-gradient(transparent 94%,rgba(255,255,255,.06) 94%);background-size:280px 280px,100% 18px}
.about-visual img{width:100%;height:100%;object-fit:cover}
.about-visual__ph{position:relative;z-index:1;text-align:center;color:rgba(255,255,255,.85);padding:20px}
.about-visual__ph i{display:flex;width:64px;height:64px;margin:0 auto 12px;border-radius:16px;background:rgba(255,255,255,.14);align-items:center;justify-content:center;font-size:28px;font-style:normal}
.about-visual__ph b{display:block;font-size:16px;color:#fff;margin-bottom:4px}
.about-visual__ph span{font-size:12.5px}
.about-text .section-head{text-align:left;margin:0 0 16px}
.about-text .section-head .bar{margin:10px 0 0}
.about-text .section-head h2{margin-bottom:8px;font-size:30px}
.about-text>p{font-size:15px;margin-bottom:22px}
.about-stats{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-bottom:26px}
.stat{background:#fff;border:1px solid var(--ip-border);border-radius:12px;padding:16px 18px;transition:all .25s}
.stat:hover{border-color:var(--ip-blue);transform:translateY(-3px);box-shadow:var(--ip-shadow)}
.stat b{display:block;font-size:15px;color:var(--ip-dark);margin-bottom:3px}
.stat span{font-size:12px;color:var(--ip-light)}
.stat em{font-style:normal;font-size:11px;color:var(--ip-blue);display:block;margin-top:2px}

/* ============ 合作伙伴（Logo 流动跑马灯） ============ */
.partner-marquee{position:relative;overflow:hidden;padding:8px 0;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 6%,#000 94%,transparent);
  mask-image:linear-gradient(90deg,transparent,#000 6%,#000 94%,transparent)}
.partner-track{display:flex;gap:20px;width:max-content;animation:partnerFlow 26s linear infinite}
.partner-marquee:hover .partner-track{animation-play-state:paused}
@keyframes partnerFlow{from{transform:translateX(0)}to{transform:translateX(-50%)}}
.partner-item{flex:none;width:200px;aspect-ratio:2/1;background:#fff;border:1px solid var(--ip-border);border-radius:10px;display:flex;align-items:center;justify-content:center;color:var(--ip-light);font-size:12px;transition:all .25s;box-shadow:var(--ip-shadow)}
.partner-item:hover{border-color:var(--ip-blue);color:var(--ip-blue);transform:translateY(-4px)}
/* 后台上传的真实 Logo 图（保持原比例完整显示在卡片内） */
.partner-item img{max-width:calc(100% - 24px);max-height:calc(100% - 24px);width:auto;height:auto;object-fit:contain;display:block}

/* ============ 应用紧凑条 ============ */
.apps-compact{padding:56px 0}
.apps-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.app-mini{display:flex;align-items:center;gap:12px;background:#fff;border:1px solid var(--ip-border);border-radius:10px;padding:12px 16px;transition:all .25s;cursor:pointer}
.app-mini:hover{border-color:var(--ip-blue);transform:translateY(-3px);box-shadow:var(--ip-shadow)}
.app-mini i{flex:none;width:38px;height:38px;border-radius:10px;background:var(--ip-blue-soft);display:flex;align-items:center;justify-content:center;font-size:18px;font-style:normal}
.app-mini h3{font-size:13.5px;margin:0}

/* ============ 应用领域页（大类+图卡） ============ */
.appcat-intro{max-width:760px;margin:0 auto 36px;text-align:center;color:var(--ip-light);font-size:15px}
.appcat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.appcat-card{background:#fff;border:1px solid var(--ip-border);border-radius:14px;overflow:hidden;box-shadow:var(--ip-shadow);transition:all .25s;cursor:pointer}
.appcat-card:hover{transform:translateY(-5px);box-shadow:var(--ip-shadow-hover)}
.appcat-card__img{aspect-ratio:16/10;background:linear-gradient(135deg,#0B2A4A,#0E4DA4 60%,#0E6FFF);display:flex;align-items:center;justify-content:center;font-size:44px}
.appcat-card__img i{font-style:normal;opacity:.9}
.appcat-card__img img{width:100%;height:100%;object-fit:cover}
.appcat-card__body{padding:16px 18px;text-align:center}
.appcat-card__body h3{font-size:15.5px}

/* ============ 方案资讯 ============ */
.solutions-card{max-width:900px;margin:0 auto;background:#fff;border:1px solid var(--ip-border);border-radius:14px;padding:26px 30px;box-shadow:var(--ip-shadow)}
.solutions-card>h3{font-size:18px;padding-bottom:14px;margin-bottom:6px;border-bottom:2px solid var(--ip-blue-soft);display:flex;justify-content:space-between;align-items:center}
.solutions-item{display:flex;justify-content:space-between;align-items:center;gap:18px;padding:13px 4px;border-bottom:1px dashed var(--ip-border);transition:background .2s}
.solutions-item:last-of-type{border-bottom:none}
.solutions-item:hover{background:var(--ip-blue-soft)}
.solutions-item h4{font-size:15px;font-weight:600;color:var(--ip-text)}
.solutions-item:hover h4{color:var(--ip-blue)}
.solutions-item p{font-size:12px;color:var(--ip-light);white-space:nowrap}

/* ============ 优势 ============ */
.grid-2x2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.why-card{display:flex;gap:16px;padding:24px;background:#fff;border-radius:var(--ip-radius);border:1px solid var(--ip-border)}
.why-card__num{flex:none;width:46px;height:46px;border-radius:10px;background:linear-gradient(135deg,var(--ip-blue),var(--ip-dark));color:#fff;font-size:19px;font-weight:800;display:flex;align-items:center;justify-content:center}
.why-card h3{font-size:17px;margin-bottom:6px}
.why-card p{font-size:13.5px;color:var(--ip-light)}

/* ============ 新闻区 ============ */
.news-layout{display:grid;grid-template-columns:1fr 1fr 1.1fr;gap:28px;align-items:stretch}
.news-fig{background:#fff;border:1px solid var(--ip-border);border-radius:14px;overflow:hidden;box-shadow:var(--ip-shadow);transition:all .25s;display:flex;flex-direction:column}
.news-fig:hover{transform:translateY(-5px);box-shadow:var(--ip-shadow-hover)}
.news-fig__img{aspect-ratio:16/9;background:linear-gradient(135deg,#0B2A4A,#0E4DA4 60%,#0E6FFF);display:flex;align-items:center;justify-content:center;color:#fff}
.news-fig__img i{font-style:normal;font-size:38px;opacity:.9}
.news-fig__img img{width:100%;height:100%;object-fit:cover}
.news-fig__body{padding:18px 20px}
.news-fig__meta{font-size:12px;color:var(--ip-light);margin-bottom:6px}
.news-fig__body h3{font-size:16px;line-height:1.5}
.news-list-panel{background:#fff;border:1px solid var(--ip-border);border-radius:14px;padding:24px 26px;box-shadow:var(--ip-shadow);display:flex;flex-direction:column}
.news-list-panel h3{font-size:17px;margin-bottom:6px;padding-bottom:12px;border-bottom:2px solid var(--ip-blue-soft)}
.news-item{padding:12px 0;border-bottom:1px dashed var(--ip-border)}
.news-item:last-of-type{border-bottom:none}
.news-item h4{font-size:14.5px;font-weight:600;color:var(--ip-text);line-height:1.5;margin-bottom:4px;transition:color .2s;cursor:pointer}
.news-item h4:hover{color:var(--ip-blue)}
.news-item p{font-size:12px;color:var(--ip-light)}
.news-list-panel .more{margin-top:auto;padding-top:14px;text-align:right;font-size:13px;font-weight:600}

/* ============ 内页横幅（美化版：浅底+左标题+右侧面包屑） ============ */
.page-banner{background:linear-gradient(180deg,#F2F7FF 0%,#EAF2FF 100%);border-bottom:1px solid var(--ip-border);padding:46px 0;position:relative;overflow:hidden}
.page-banner::before{content:"";position:absolute;right:-70px;top:-80px;width:260px;height:260px;border-radius:50%;background:radial-gradient(circle,rgba(14,111,255,.12) 0 62%,transparent 63%)}
.page-banner::after{content:"";position:absolute;right:120px;top:-40px;width:140px;height:140px;border-radius:50%;background:radial-gradient(circle,rgba(255,122,0,.09) 0 60%,transparent 61%)}
.page-banner .container{position:relative;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.page-banner h1{color:var(--ip-dark);font-size:28px;margin:0;display:flex;align-items:center;gap:14px}
.page-banner h1::before{content:"";display:inline-block;width:6px;height:30px;border-radius:3px;background:linear-gradient(180deg,var(--ip-blue),var(--ip-accent))}
.breadcrumb{font-size:13.5px;color:var(--ip-light);background:#fff;border:1px solid var(--ip-border);border-radius:999px;padding:6px 16px}
/* 带背景图的横幅（后台可自定义不同图片，加暗色蒙层保证文字可读） */
.page-banner--img{background-size:cover;background-position:center;border-bottom:none}
.page-banner--img .banner-veil{position:absolute;inset:0;background:linear-gradient(90deg,rgba(6,18,34,.78) 0%,rgba(6,18,34,.45) 55%,rgba(6,18,34,.18) 100%)}
.page-banner--img .container{z-index:2}
.page-banner--img h1{color:#fff}
.page-banner--img .breadcrumb{color:var(--ip-dark)}
.page-banner__en{position:absolute;right:36px;bottom:-12px;font-size:84px;font-weight:800;color:rgba(14,111,255,.08);letter-spacing:4px;pointer-events:none;user-select:none;line-height:1;z-index:1}
.page-banner--img .page-banner__en{color:rgba(255,255,255,.14)}
/* 标题滑入动画（进入栏目时播放，同首页 Hero 风格） */
.banner-anim{animation:bannerIn .8s cubic-bezier(.22,.8,.32,1) both}
@keyframes bannerIn{from{opacity:0;transform:translateX(-36px)}to{opacity:1;transform:none}}

/* ============ 新闻卡（缩略图+标题+摘要，图4样式） ============ */
.news-card{display:flex;gap:22px;background:#fff;border:1px solid var(--ip-border);border-radius:14px;overflow:hidden;margin-bottom:18px;box-shadow:var(--ip-shadow);transition:all .25s}
.news-card:hover{border-color:var(--ip-blue);box-shadow:var(--ip-shadow-hover);transform:translateY(-3px)}
.news-card__thumb{flex:none;width:260px;background:transparent;display:flex;align-items:center;justify-content:center;color:#9DB2C9;font-size:13px;text-align:center;padding:14px;min-height:170px}
.news-card__thumb img{width:100%;height:100%;object-fit:cover}
.news-card__body{flex:1;padding:18px 24px;display:flex;flex-direction:column;justify-content:center}
.news-card__body h3{font-size:17px;line-height:1.5;margin-bottom:8px}
.news-card__body h3:hover{color:var(--ip-blue)}
.news-card__meta{display:flex;gap:12px;align-items:center;flex-wrap:wrap;margin-bottom:10px}
.news-card__meta time{font-size:12.5px;color:var(--ip-light)}
.news-card__tag{padding:2px 12px;border-radius:999px;background:var(--ip-blue-soft);color:var(--ip-blue);font-weight:600;font-size:11.5px}
.news-card__body p{font-size:13.5px;color:var(--ip-light);line-height:1.7;margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* ============ 应用领域（大底图+图标卡阵列，图6样式） ============ */
.appcat-hero{position:relative;border-radius:18px;overflow:hidden;padding:44px 40px;background:linear-gradient(120deg,#081F38 0%,#0E4DA4 55%,#0E6FFF 140%);box-shadow:var(--ip-shadow-hover)}
.appcat-hero::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 85% 15%,rgba(255,255,255,.12) 0 150px,transparent 151px),repeating-linear-gradient(90deg,transparent 0 108px,rgba(255,255,255,.04) 108px 110px),repeating-linear-gradient(0deg,transparent 0 108px,rgba(255,255,255,.04) 108px 110px)}
.appcat-hero>div{position:relative;z-index:1}
.appcat-hero h3{color:#fff;font-size:22px;margin-bottom:6px;display:flex;align-items:center;gap:12px}
.appcat-hero h3 i{font-style:normal;font-size:26px}
.appcat-hero>p{color:rgba(255,255,255,.82);font-size:14px;max-width:640px;margin-bottom:30px}
.appcat-icons{display:grid;grid-template-columns:repeat(6,1fr);gap:16px}
.appcat-icon{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.28);border-radius:14px;padding:20px 12px;text-align:center;cursor:pointer;transition:all .25s;backdrop-filter:blur(4px)}
.appcat-icon i{display:block;font-style:normal;font-size:30px;margin-bottom:10px;filter:grayscale(.2);transition:transform .25s}
.appcat-icon span{display:block;font-size:13px;color:#fff;font-weight:600;line-height:1.4}
.appcat-icon:hover{background:var(--ip-blue);border-color:var(--ip-blue);transform:translateY(-5px);box-shadow:0 10px 26px rgba(14,111,255,.4)}
.appcat-icon:hover i{transform:scale(1.18);filter:none}
@media(max-width:992px){.appcat-icons{grid-template-columns:repeat(4,1fr)}.news-card__thumb{width:210px}}
@media(max-width:600px){.appcat-icons{grid-template-columns:repeat(3,1fr)}.news-card{flex-direction:column}.news-card__thumb{width:100%;min-height:150px}}

/* ============ 新闻列表行（图2样式）+ 分页 ============ */
.news-row{display:flex;align-items:stretch;background:#fff;border:1px solid var(--ip-border);border-radius:14px;overflow:hidden;margin-bottom:16px;box-shadow:var(--ip-shadow);transition:all .25s}
.news-row:hover{border-color:var(--ip-blue);box-shadow:var(--ip-shadow-hover);transform:translateY(-3px)}
.news-row__date{flex:none;width:96px;background:linear-gradient(160deg,var(--ip-blue),var(--ip-dark));color:#fff;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:14px 0}
.news-row__date b{font-size:26px;line-height:1.2}
.news-row__date span{font-size:11.5px;opacity:.8}
.news-row__body{flex:1;padding:16px 22px;display:flex;flex-direction:column;justify-content:center}
.news-row__body h3{font-size:16.5px;line-height:1.5;margin-bottom:8px}
.news-row__meta{display:flex;gap:12px;align-items:center;flex-wrap:wrap}
.news-row__meta time{font-size:12.5px;color:var(--ip-light)}
.news-row__tag{padding:2px 12px;border-radius:999px;background:var(--ip-blue-soft);color:var(--ip-blue);font-weight:600;font-size:11.5px}
.pagination{display:flex;justify-content:center;gap:8px;margin-top:36px;flex-wrap:wrap}
.pagination button{min-width:40px;height:40px;border-radius:8px;border:1px solid var(--ip-border);background:#fff;color:var(--ip-text);font-size:14px;font-weight:600;cursor:pointer;transition:all .2s;padding:0 12px}
.pagination button:hover:not(:disabled):not(.active){border-color:var(--ip-blue);color:var(--ip-blue)}
.pagination button.active{background:var(--ip-blue);border-color:var(--ip-blue);color:#fff}
.pagination button:disabled{opacity:.35;cursor:default}

/* ============ 联系我们（卡片式美化） ============ */
.contact-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-bottom:36px}
.contact-card{background:#fff;border:1px solid var(--ip-border);border-radius:14px;padding:28px 24px;box-shadow:var(--ip-shadow);transition:all .25s;text-align:center}
.contact-card:hover{transform:translateY(-4px);box-shadow:var(--ip-shadow-hover);border-color:var(--ip-blue)}
.contact-card i{display:flex;width:54px;height:54px;margin:0 auto 14px;border-radius:14px;background:linear-gradient(135deg,var(--ip-blue-soft),#d6e8ff);align-items:center;justify-content:center;font-size:24px;font-style:normal}
.contact-card h3{font-size:15px;margin-bottom:6px}
.contact-card p{font-size:13.5px;color:var(--ip-text);line-height:1.6;margin:0}
.contact-cta{display:flex;justify-content:space-between;align-items:center;gap:28px;flex-wrap:wrap;background:linear-gradient(120deg,var(--ip-dark),#0E4DA4);border-radius:16px;padding:32px 36px;color:#fff;position:relative;overflow:hidden}
.contact-cta::after{content:"";position:absolute;right:-40px;top:-50px;width:180px;height:180px;border-radius:50%;background:radial-gradient(circle,rgba(255,122,0,.18) 0 60%,transparent 61%);pointer-events:none}/* v2.3.7：装饰圆不拦截点击，按钮整个矩形可点 */
.contact-cta h3{color:#fff;font-size:22px;margin-bottom:6px;position:relative}
.contact-cta p{color:rgba(255,255,255,.78);font-size:14px;margin:0;position:relative}
.contact-cta .btn{position:relative}
@media(max-width:992px){.contact-cards{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.contact-cards{grid-template-columns:1fr}.news-row__date{width:76px}}

/* ============ 关于我们页 ============ */
.entry{max-width:900px;margin:0 auto}
.entry p{margin-bottom:16px;font-size:15.5px}
.entry h2{font-size:24px;margin:40px 0 16px;text-align:center}
.tech-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin:32px 0}
.tech-card{background:#fff;border:1px solid var(--ip-border);border-radius:var(--ip-radius);padding:28px 22px;text-align:center}
.tech-card i{display:flex;width:54px;height:54px;margin:0 auto 14px;border-radius:12px;background:var(--ip-blue-soft);align-items:center;justify-content:center;font-size:24px;font-style:normal}
.tech-card h3{font-size:16.5px;margin-bottom:8px}
.tech-card p{font-size:13.5px;color:var(--ip-light)}
.philo-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin:32px 0}
.philo-card{background:var(--ip-dark);color:#fff;border-radius:var(--ip-radius);padding:28px 16px;text-align:center}
.philo-card i{display:flex;width:52px;height:52px;margin:0 auto 12px;border-radius:50%;background:rgba(255,255,255,.12);align-items:center;justify-content:center;font-size:23px;font-style:normal}
.philo-card h3{color:#fff;font-size:17px}

/* ============ 证书 ============ */
.cert-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.cert{background:#fff;border:1px solid var(--ip-border);border-radius:var(--ip-radius);overflow:hidden;cursor:zoom-in;transition:all .25s;box-shadow:var(--ip-shadow)}
.cert:hover{transform:translateY(-5px);box-shadow:var(--ip-shadow-hover)}
.cert__img{aspect-ratio:3/4;background:var(--ip-bg);display:flex;align-items:center;justify-content:center;color:var(--ip-light);font-size:14px;text-align:center;padding:12px;border-bottom:1px dashed var(--ip-border)}
.cert__body{padding:14px 16px}
.cert__body strong{display:block;font-size:14.5px;color:var(--ip-dark);margin-bottom:3px;line-height:1.45}
.cert__body span{font-size:12px;color:var(--ip-light);display:block;line-height:1.5}
.cert__body em{font-size:11.5px;color:var(--ip-blue);font-style:normal;display:block;margin-top:4px}
.lightbox{position:fixed;inset:0;z-index:99999;display:none;background:rgba(7,18,33,.88);align-items:center;justify-content:center;padding:32px;cursor:zoom-out}
.lightbox.is-open{display:flex}
.lightbox__placeholder{max-width:min(92vw,680px);width:100%;aspect-ratio:3/4;background:#fff;border-radius:8px;display:flex;flex-direction:column;align-items:center;justify-content:center;color:#9AA9B8;gap:10px}
.lightbox__placeholder b{font-size:22px;color:#5B6B7C}
.lightbox__title{position:fixed;bottom:26px;left:0;right:0;text-align:center;color:#fff;font-size:15px}
.lightbox__close{position:fixed;top:22px;right:30px;width:44px;height:44px;border-radius:50%;background:rgba(255,255,255,.15);color:#fff;font-size:24px;border:none;cursor:pointer}

/* ============ 样品申请弹窗 ============ */
.modal{position:fixed;inset:0;z-index:99998;display:none;background:rgba(7,18,33,.66);align-items:center;justify-content:center;padding:24px}
.modal.is-open{display:flex}
.modal__box{background:#fff;border-radius:16px;width:min(560px,94vw);max-height:92vh;overflow-y:auto;padding:34px 36px;position:relative;animation:modalIn .3s ease}
@keyframes modalIn{from{opacity:0;transform:translateY(22px)}to{opacity:1;transform:none}}
.modal__close{position:absolute;top:14px;right:16px;width:36px;height:36px;border-radius:50%;border:none;background:var(--ip-bg);color:var(--ip-text);font-size:20px;cursor:pointer}
.modal__close:hover{background:var(--ip-blue-soft);color:var(--ip-blue)}
.modal__box h3{font-size:21px;margin-bottom:4px}
.modal__box .modal__sub{font-size:13px;color:var(--ip-light);margin-bottom:22px}
.modal .form input,.modal .form textarea{margin-bottom:14px}

/* ============ 产品页筛选 ============ */
.filter-bar{display:flex;gap:12px;flex-wrap:wrap;justify-content:center;margin-bottom:36px}
.filter-btn{padding:8px 22px;border-radius:999px;border:1px solid var(--ip-border);background:#fff;color:var(--ip-text);font-size:14px;font-weight:600;cursor:pointer;transition:all .2s}
.filter-btn:hover,.filter-btn.active{background:var(--ip-blue);border-color:var(--ip-blue);color:#fff}

/* ============ 联系/询盘 ============ */
.contact-wrap{display:grid;grid-template-columns:1.5fr 1fr;gap:40px}
.form label{display:block;font-size:14px;font-weight:600;color:var(--ip-dark);margin-bottom:6px}
.form input,.form textarea{width:100%;padding:11px 14px;border:1px solid var(--ip-border);border-radius:6px;font-size:14.5px;font-family:inherit;background:#fff;margin-bottom:16px}
.form input:focus,.form textarea:focus{outline:none;border-color:var(--ip-blue);box-shadow:0 0 0 3px rgba(14,111,255,.12)}
.form button{background:var(--ip-accent);color:#fff;border:none;padding:13px 40px;border-radius:6px;font-size:15px;font-weight:600;cursor:pointer}
.form button:hover{filter:brightness(1.08)}
.form-note{font-size:12.5px;color:var(--ip-light);margin-top:12px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.info-card{background:var(--ip-dark);border-radius:var(--ip-radius);padding:32px;color:rgba(255,255,255,.8);align-self:start}
.info-card h3{color:#fff;font-size:18px;margin-bottom:20px}
.info-card li{margin-bottom:14px;font-size:13.5px;line-height:1.6;padding-left:26px;position:relative;list-style:none}
.info-card li:nth-child(1)::before{content:"📍";position:absolute;left:0}
.info-card li:nth-child(2)::before{content:"📞";position:absolute;left:0}
.info-card li:nth-child(3)::before{content:"📱";position:absolute;left:0}
.info-card li:nth-child(4)::before{content:"✉️";position:absolute;left:0}
.info-card li:nth-child(5)::before{content:"🕐";position:absolute;left:0}
.map-placeholder{margin-top:48px;background:var(--ip-blue-soft);border:1px dashed var(--ip-blue);border-radius:var(--ip-radius);height:280px;display:flex;align-items:center;justify-content:center;color:var(--ip-blue);font-size:15px;font-weight:600}
.inquiry-card{display:grid;grid-template-columns:1fr 1.25fr;gap:44px;background:#fff;border:1px solid var(--ip-border);border-radius:18px;padding:48px;box-shadow:var(--ip-shadow)}
.inquiry-card__left h2{font-size:28px;margin-bottom:10px}
.inquiry-card__left>p{color:var(--ip-light);font-size:15px;margin-bottom:22px}
.inquiry-contacts{display:flex;flex-direction:column;gap:10px}
.inquiry-contacts div{display:flex;align-items:center;gap:10px;font-size:14px}
.inquiry-contacts i{flex:none;width:34px;height:34px;border-radius:9px;background:var(--ip-blue-soft);display:flex;align-items:center;justify-content:center;font-style:normal;font-size:15px}
.cta{background:linear-gradient(120deg,var(--ip-dark),#0E4DA4);color:#fff;text-align:center;padding:70px 24px}
.cta h2{color:#fff;font-size:30px;margin-bottom:12px}
.cta p{color:rgba(255,255,255,.8);margin-bottom:28px;font-size:16px}

/* ============ 页脚（间距收紧，靠边对齐） ============ */
.footer{background:var(--ip-dark);color:rgba(255,255,255,.75);font-size:14px;position:relative;overflow:hidden}
.footer::before{content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;background:
  radial-gradient(circle at 88% 10%,rgba(14,111,255,.16) 0 200px,transparent 201px),
  repeating-linear-gradient(90deg,transparent 0 118px,rgba(255,255,255,.025) 118px 120px),
  repeating-linear-gradient(0deg,transparent 0 78px,rgba(255,255,255,.025) 78px 80px)}
.footer .container{position:relative}
.footer__main{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:flex-start;gap:28px 36px;padding:64px 0 44px}
.footer__brand-col{flex:0 1 350px;min-width:300px}
.footer__brand{display:flex;align-items:center;gap:10px;margin-bottom:18px}
.footer__brand .logo__mark{width:42px;height:42px}
.footer__brand strong{display:block;color:#fff;font-size:18px;letter-spacing:.5px}
.footer__brand span{display:block;font-size:11px;color:rgba(255,255,255,.6);letter-spacing:.3px}
.footer__contact li{margin-bottom:12px;font-size:13px;line-height:1.6;padding-left:26px;position:relative;list-style:none}
.footer__contact li:nth-child(1)::before{content:"📍";position:absolute;left:0}
.footer__contact li:nth-child(2)::before{content:"📞";position:absolute;left:0}
.footer__contact li:nth-child(3)::before{content:"📱";position:absolute;left:0}
.footer__contact li:nth-child(4)::before{content:"✉️";position:absolute;left:0}
.footer__contact a{color:rgba(255,255,255,.75)}
.footer__contact a:hover{color:#fff}
.footer__qr{display:flex;align-items:center;gap:14px;margin-top:18px}
.footer__qr img{width:86px;height:86px;border-radius:10px;background:#fff;padding:6px;border:1px solid rgba(255,255,255,.25)}
.footer__qr span{font-size:12.5px;color:rgba(255,255,255,.7);line-height:1.6}
/* v2.3.12 · 图片 Logo 与页脚联系方式条目（主题新增；未设置 Logo 图片 / 未填条目时不产生任何变化） */
.logo__img{display:block;width:auto;height:40px;max-width:240px;object-fit:contain}
.footer__brand .logo__img{height:44px}
/* v2.3.13 · Logo 图片与站点名之间的分隔竖线（仅在设置了 Logo 图片且显示文字块时输出；未设图片 = 不输出，保持预览 1:1） */
.logo__divider{flex:0 0 auto;width:1px;align-self:stretch;margin:2.5px -4px 2.5px 0;border-radius:1px;background:var(--ip-dark)}
/* v2.3.13 · ≤768px 页头只保留 Logo 方块/图片：站点名与副标语整段及分隔线隐藏，Logo 等比不拉伸、靠左对齐；页头高度恒为 72px，切换无错位 */
/* v2.3.17 · 改为按空间自适应：main.js 测得标题与副标语能各自单行完整显示时给 .logo 加 .logo--text-fit 恢复完整展示（强制单行 + 省略号仅作兜底，正常不会触发）；放不下保持只显示 Logo */
@media(max-width:768px){
  .logo__divider,.logo__text{display:none}
  .logo__img{height:36px;max-width:200px}
  .logo--text-fit .logo__text{display:block;min-width:0}
  .logo--text-fit .logo__text strong,.logo--text-fit .logo__text span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .logo--text-fit .logo__divider{display:block}
}
.footer__channels-title{margin:20px 0 0;font-size:14px;font-weight:600;color:#fff;letter-spacing:.5px}
.footer__channels{list-style:none;margin:12px 0 0;padding:0;display:flex;flex-direction:column;gap:12px}
.footer__channels li{display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:13px;line-height:1.5}
.fcontact{display:inline-flex;align-items:center;gap:8px;color:rgba(255,255,255,.78);text-decoration:none}
.fcontact:hover{color:#fff}
.fcontact__icon{display:inline-flex;align-items:center;justify-content:center;flex:0 0 18px;width:18px;height:18px}
.fcontact__icon svg{display:block;width:18px;height:18px}
.fcontact__icon img{display:block;width:18px;height:18px;object-fit:contain}
.fcontact__emoji{font-size:15px;line-height:1}
.fcontact__qr{flex:0 0 56px;width:56px;height:56px;padding:4px;background:#fff;border:1px solid rgba(255,255,255,.25);border-radius:8px}
@media(max-width:480px){
  .logo__img{height:32px;max-width:170px}
  .footer__brand .logo__img{height:36px}
  .footer__channels li{gap:10px}
  .fcontact__qr{flex:0 0 48px;width:48px;height:48px}
}
.footer h3{color:#fff;font-size:15px;margin-bottom:16px;letter-spacing:.5px}
.footer__col{flex:0 0 auto}
.footer__col li{margin-bottom:9px;list-style:none}
.footer__col a{color:rgba(255,255,255,.68);font-size:13px;white-space:nowrap}
.footer__col a:hover{color:#fff}
.footer__bottom{position:relative;border-top:1px solid rgba(255,255,255,.12);padding:16px 0}
.footer__bottom .inner{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;font-size:12px;color:rgba(255,255,255,.5)}
.footer__bottom a{color:rgba(255,255,255,.65)}
.footer__bottom a:hover{color:#fff}

/* ---- 10) v2.3.20：页脚备案号（ICP / 公安备案）与版权行同一行、垂直齐平 ---- */
.footer__beian{display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:4px 10px;font-size:12px;line-height:1.6;color:rgba(255,255,255,.5)}
.footer__beian a{display:inline-flex;align-items:center;gap:5px;color:rgba(255,255,255,.5)}
.footer__beian a:hover{color:#fff}
.footer__beian-sep{color:rgba(255,255,255,.3)}
.footer__beian-icon{width:auto;height:16px;display:block;margin-top:-1px}

.text-center{text-align:center}

/* ============ 滚动入场动画 ============ */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .65s ease,transform .65s ease}
.reveal.visible{opacity:1;transform:none}
.d1{transition-delay:.1s}.d2{transition-delay:.2s}
@media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}.hero__slide.on{animation:none}.partner-track{animation:none;flex-wrap:wrap;width:auto;justify-content:center}}

/* ============ 响应式 ============ */
@media(max-width:1200px){
  .mega{width:min(660px,94vw)}
  .footer__col a{white-space:normal}
}
@media(max-width:992px){
  .burger{display:flex}
  .nav{position:absolute;top:72px;left:0;right:0;background:#fff;border-bottom:1px solid var(--ip-border);max-height:0;overflow:hidden;transition:max-height .3s;box-shadow:var(--ip-shadow)}
  /* v2.3.16 · 移动端导航展开后内容完整可见：全局 #navToggle:checked~.nav{max-height:720px} + overflow:hidden 会把超长内容（Mega 全展开）裁掉且不可滚动；改为视口高减页头、内部滚动 */
  #navToggle:checked~.nav{max-height:calc(100vh - 72px);overflow-y:auto;overflow-x:hidden;-webkit-overflow-scrolling:touch}
  /* v2.3.17 · 触屏点按「产品中心」会触发 :hover——桌面规则 .nav li.has-mega:hover .mega（特异性高于本断点的 .mega 复位）把 translate(-50%) 盖回静态 Mega，导致整体左移自身宽度一半、溢出并遮挡下方型号区；此处同特异性且位置在后，强制复位 */
  .nav li.has-mega:hover .mega{position:static;transform:none}
  .nav ul{flex-direction:column;padding:10px 20px 16px;gap:2px;align-items:stretch}
  .nav li{display:block}
  .nav a{padding:12px 14px}
  .nav li.has-sub .sub,.mega{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;border:none;padding:0 0 0 16px;min-width:0;width:100%;display:block;background:transparent;grid-template-columns:1fr}
  .mega__cats{background:transparent;border-right:none;padding:0}
  .mega__list{padding:6px 0 10px;max-height:none}
  .mega__items{display:block}
  .grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}
  .cert-grid{grid-template-columns:repeat(3,1fr)}
  .trust__grid{grid-template-columns:repeat(2,1fr)}
  .grid-2x2{grid-template-columns:1fr}
  .tech-grid{grid-template-columns:1fr}
  .philo-grid{grid-template-columns:repeat(2,1fr)}
  .contact-wrap,.inquiry-card{grid-template-columns:1fr}
  .inquiry-card{padding:32px;gap:28px}
  .form-row{grid-template-columns:1fr}
  .section{padding:60px 0}
  .footer__main{gap:28px 40px}
  .footer__brand-col{flex:1 1 100%}
  .footer__col{flex:1 1 30%}
  .news-layout{grid-template-columns:1fr 1fr}
  .news-list-panel{grid-column:1/-1}
  .appcat-grid{grid-template-columns:repeat(2,1fr)}
  .partner-item{width:170px}
}
@media(max-width:768px){
  .hero{padding:70px 0;min-height:400px}
  .hero h1{font-size:32px}
  .section-head h2{font-size:26px}
  .page-banner h1{font-size:28px}
  .apps-compact{padding:40px 0}
  .apps-strip{grid-template-columns:repeat(2,1fr)}
  .news-layout{grid-template-columns:1fr}
  .footer__bottom .inner{flex-direction:column;text-align:center}
  .appcat-grid{grid-template-columns:1fr}
  .solutions-item{flex-direction:column;align-items:flex-start;gap:4px}
  .solutions-item p{white-space:normal}
}
@media(max-width:480px){
  .grid-3,.grid-4,.cert-grid{grid-template-columns:1fr}
  .trust__grid{grid-template-columns:1fr}
  .philo-grid{grid-template-columns:1fr}
  .hero h1{font-size:27px}
  .hero__btns .btn{width:100%}
  .about-flex{grid-template-columns:1fr;gap:36px}
  .about-stats{grid-template-columns:1fr}
  .logo__text strong{font-size:15px}
  .logo__text span{font-size:9px}
  .partner-item{width:150px}
}

/* ==================================================================
   产品详情页补充样式（预览未提供详情页设计，本块为主题新增，
   仅作用于 single-product.php，不影响预览既有页面的任何样式。
   已列入 README「必要改动清单」。）
   ================================================================== */
.product-detail{display:grid;grid-template-columns:1.1fr 1fr;gap:44px;align-items:start}
.product-detail__main{aspect-ratio:4/3;border:1px solid var(--ip-border);border-radius:var(--ip-radius)}
.product-detail__main img{width:100%;height:100%;object-fit:cover}
.product-detail__thumbs{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:12px}
.product-detail__thumbs .card__img{aspect-ratio:1/1;border:1px solid var(--ip-border);border-radius:8px}
.product-detail__thumbs .card__img img{width:100%;height:100%;object-fit:cover}
.product-detail__info h2{font-size:26px;margin-bottom:14px}
.product-detail__model{display:inline-block;font-size:15px;font-weight:600;color:var(--ip-blue);background:var(--ip-blue-soft);border-radius:999px;padding:4px 14px;vertical-align:middle;margin-left:6px}
.product-detail__desc{font-size:14.5px;color:var(--ip-light);margin-bottom:26px}
.product-detail__btns{display:flex;gap:14px;flex-wrap:wrap}
.product-specs{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--ip-border);border-radius:var(--ip-radius);overflow:hidden}
.product-specs th,.product-specs td{padding:12px 18px;font-size:14px;text-align:left;border-bottom:1px solid var(--ip-border)}
.product-specs tr:last-child th,.product-specs tr:last-child td{border-bottom:none}
.product-specs th{width:220px;color:var(--ip-dark);background:var(--ip-bg);font-weight:600}
@media(max-width:992px){.product-detail{grid-template-columns:1fr;gap:28px}.product-specs th{width:140px}}

/* ==================================================================
   产品中心筛选条下拉补充样式（用户确认的行为：药丸 = 顶级分类，
   鼠标悬停弹出子类目下拉，点击跳转对应分类归档页。
   预览无此下拉设计，本块为主题新增，仅作用于 archive-product.php
   筛选条，不影响预览既有页面的任何样式。已列入 README「必要改动清单」。）
   ================================================================== */
.filter-btn-wrap{position:relative;display:inline-flex}
.filter-caret{font-size:11px;margin-left:6px;opacity:.75}
/* v2.3.4：下拉箭头改由伪元素输出——原来嵌套在药丸内的 span 会让英文站
   自动替换（ip_en_buffer_swap 要求元素内为纯文本）失效，英文界面仍显示中文 */
.filter-btn-wrap>.filter-btn::after{content:"▾";font-size:11px;margin-left:6px;opacity:.75}
.filter-sub{position:absolute;top:calc(100% + 8px);left:50%;transform:translate(-50%,8px);min-width:210px;background:#fff;border:1px solid var(--ip-border);border-radius:12px;box-shadow:var(--ip-shadow-hover);padding:8px;opacity:0;visibility:hidden;transition:all .2s;z-index:150}
.filter-sub::before{content:"";position:absolute;top:-10px;left:0;right:0;height:10px}
.filter-btn-wrap:hover .filter-sub,.filter-btn-wrap:focus-within .filter-sub{opacity:1;visibility:visible;transform:translate(-50%,0)}
.filter-sub a{display:block;padding:9px 14px;border-radius:8px;font-size:13.5px;font-weight:600;color:var(--ip-text);white-space:nowrap}
.filter-sub a:hover,.filter-sub a.on{background:var(--ip-blue-soft);color:var(--ip-blue)}
@media(max-width:768px){.filter-sub{min-width:180px}}

/* ==================================================================
   v2.1.0 新增样式
   1) 页面可编辑化：管理员提示条
   2) 内页 Banner 背景图（自定义器上传后文字可读性修正）
   3) 关于我们页：子类目图标锚点导航
   4) 荣誉资质证书轮播（5 个可见 / 2 秒自动 / 中间放大 / 左右箭头）
   5) 产品中心：分类介绍滑出面板、卡片「查看详情 →」链接化
   均为主题新增，不改动上方预览既有样式。已列入 README「必要改动清单」。
   ================================================================== */

/* ---- 1) 管理员提示条（仅登录管理员可见，正文为空时显示在内容区顶部） ---- */
.ip-admin-hint{margin:18px 24px 0;padding:12px 18px;background:#FFF8E5;border:1px solid #F0C36D;border-radius:10px;color:#7A5B00;font-size:13px;line-height:1.7}

/* ---- 2) 内页 Banner 背景图（v2.3.4 修复）：面包屑是白色药丸底（:240 background:#fff），
   深浅背景下文字统一保持深色即可清晰可读；删除原「浅色文字覆盖」（白底白字不可见），
   让 :246 的 .page-banner--img .breadcrumb{color:var(--ip-dark)} 生效 ---- */
.page-banner--img{padding:64px 0}

/* ---- 3) 关于我们页：子类目图标锚点导航 ---- */
.about-anchor-nav{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;margin-bottom:38px}
.about-anchor{display:flex;flex-direction:column;align-items:center;gap:10px;background:#fff;border:1px solid var(--ip-border);border-radius:var(--ip-radius);padding:22px 12px;box-shadow:var(--ip-shadow);transition:all .25s;cursor:pointer;text-decoration:none;color:var(--ip-text);text-align:center}
.about-anchor i{font-size:28px;font-style:normal;line-height:1}
.about-anchor span{font-weight:600;font-size:14px}
.about-anchor:hover{transform:translateY(-4px);box-shadow:var(--ip-shadow-hover);color:var(--ip-blue);border-color:var(--ip-blue)}
@media(max-width:900px){.about-anchor-nav{grid-template-columns:repeat(3,1fr)}}
@media(max-width:560px){.about-anchor-nav{grid-template-columns:repeat(2,1fr)}}

/* ---- 4) 荣誉资质证书轮播 ---- */
.cert-carousel{margin-top:8px}
.cert-viewport{overflow:hidden;padding:22px 4px}
.cert-track{display:flex;align-items:stretch;will-change:transform}
.cert-carousel .cert{flex:0 0 auto;margin:0;cursor:zoom-in;transform:scale(.93);transition:transform .35s ease,box-shadow .35s ease,border-color .35s ease}
.cert-carousel .cert:hover{transform:scale(.93)}
.cert-carousel .cert.is-center{transform:scale(1.06);box-shadow:var(--ip-shadow-hover);border-color:var(--ip-blue);position:relative;z-index:2}
.cert-nav{display:flex;justify-content:center;gap:14px;margin-top:10px}
.cert-nav button{width:46px;height:46px;border-radius:50%;border:1px solid var(--ip-border);background:#fff;color:var(--ip-blue);font-size:22px;line-height:1;cursor:pointer;transition:all .2s;box-shadow:var(--ip-shadow);display:flex;align-items:center;justify-content:center}
.cert-nav button:hover{background:var(--ip-blue);color:#fff;border-color:var(--ip-blue)}

/* ---- 5) 产品中心：分类介绍滑出面板（v2.2.0 仿参考站版式：大标题 + 多段落 + 右侧白卡图） + 卡片链接 ---- */
.cat-intro{max-height:0;overflow:hidden;opacity:0;margin:0;transition:max-height .5s ease,opacity .4s ease,margin .5s ease}
.cat-intro.is-open{max-height:760px;opacity:1;margin:6px 0 30px}
.cat-intro__inner{display:flex;gap:56px;align-items:center;padding:6px 2px}
.cat-intro__text{flex:1;min-width:0}
.cat-intro__text h3{font-size:30px;font-weight:700;margin:0 0 20px;color:#222;line-height:1.35}
.cat-intro__desc p{font-size:15px;color:#555;line-height:2;margin:0 0 14px;text-indent:2em;text-align:justify}
.cat-intro__desc p:last-child{margin-bottom:0}
.cat-intro__img{flex:0 0 380px;height:270px;background:#fff center/contain no-repeat;background-origin:content-box;padding:18px;border:1px solid var(--ip-border);border-radius:14px;box-shadow:0 10px 30px rgba(11,42,74,.08)}
@media(max-width:992px){.cat-intro__inner{gap:28px}.cat-intro__img{flex:0 0 300px;height:220px}.cat-intro__text h3{font-size:24px}}
@media(max-width:768px){.cat-intro__inner{flex-direction:column;align-items:stretch}.cat-intro__img{width:100%;flex:0 0 auto;height:230px;box-sizing:border-box}.cat-intro__desc p{text-indent:0}}
.card__more{text-decoration:none;display:inline-block}

/* ---- 6) v2.3.6：首页「关于颖特」区块自定义图片（外观 → 自定义 → 首页文案 → 关于区块图片） ----
   上传图片后 .about-visual__ph 加 --photo 修饰类。
   v2.3.7：图片改为绝对定位铺满整个左侧容器（cover 居中、响应式随容器自动裁切，
   不留白边、不平铺、不变形），占位图标与说明文字全部隐藏；未上传时保持原占位样式不变 ---- */
.about-visual__ph--photo{position:absolute;inset:0;z-index:2;padding:0;text-align:left;background-size:cover;background-position:center;background-repeat:no-repeat}
.about-visual__ph--photo i,.about-visual__ph--photo b,.about-visual__ph--photo span{display:none}

/* ---- 7) v2.3.9：产品卡片图片整区可点击热区（<a class="card__img-link"> 包裹产品图，跳产品详情页） ----
   a 撑满 .card__img 容器（align-self:stretch 抵消父级 flex 居中收缩），热区与图片尺寸完全一致；
   hover 效果沿用 .card 整体的位移+阴影，与点击「查看详情」视觉反馈一致 ---- */
.card__img>.card__img-link{display:block;width:100%;height:100%;align-self:stretch;color:inherit;text-decoration:none}
.card__img>.card__img-link img{display:block}

/* ---- 8) v2.3.18：AI 顾问按钮 ----
   按钮本体复用 .btn--ghost（深蓝 CTA 底，同「样品申请」）/ .btn--outline（浅色底，同详情页），
   无需新增按钮样式。短代码 [ip_ai_advisor] 自带 12px 左间距占位 .ip-ai-gap；
   联系我们页 .contact-cta 为 flex（gap:14px）布局，占位隐藏避免双倍间距 ---- */
.ip-ai-gap{display:inline-block;width:12px}
.contact-cta .ip-ai-gap{display:none}

/* ---- 9) v2.3.19：首页询盘卡「提交询盘 + AI顾问」同一行 ----
   样式复用 .btn--outline（与左栏「样品申请」同一套描边：白底蓝字 2px 蓝框、hover 蓝底白字），
   尺寸对齐右栏 .form button（上下 13px、无边框）：此处 11px + 2px 边框 = 26px，高度完全一致；
   宽度由 main.js 实测「提交询盘」宽度后同步（中英文、字号变化都保持等宽），min-width 作兜底 ---- */
.form-actions{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.form-actions .ip-ai-home{padding:11px 40px;font-size:15px;min-width:140px;text-align:center;white-space:nowrap}
@media(max-width:560px){
  .form-actions{gap:10px}
  .form-actions .ip-ai-home{min-width:0}
}

/* ---- 10) v2.3.28：可编辑页（关于我们 / 应用领域 / 联系我们）AI 顾问按钮兜底容器 ----
   这三页正文是「后台粘贴的 HTML」：运营那份 HTML 里没有 [ip_ai_advisor] 时，
   模板在正文之后补一枚（见 ip_ai_page_cta_button()），样式同详情页的蓝描边按钮。
   AI 顾问开关默认关闭 → 零 DOM 输出，前台与之前完全一致 ---- */
.ip-ai-page-cta{margin:0 auto 56px;padding:0 24px;text-align:center}

/* ---- 11) v2.3.29：正文内注入按钮的间距 + 首页左栏并排 ----
   .ip-ai-spacer 用于「立即询盘 → 样品申请 → AI顾问」之间的 12px 间距（与产品中心一致）；
   .ip-ai-inline 是首页询盘卡左栏「样品申请」右侧那枚 AI 按钮的左间距（同样 12px） ---- */
.ip-ai-spacer{display:inline-block;width:12px}
.ip-ai-inline{margin-left:12px}

/* ---- 12) v2.3.31：新闻页「该分类暂无内容」空态 ----
   筛选条固定输出四个主分类（与文章数无关），所以某个分类可能一条内容都没有；
   此前会显示整片空白，现在给一句居中提示。默认 display:none，由 renderNews() 控制 ---- */
.news-empty{padding:56px 24px;text-align:center;color:#8a94a6;font-size:15px;line-height:1.8}
.news-empty::before{content:"";display:block;width:44px;height:44px;margin:0 auto 14px;border:2px dashed #d5dbe6;border-radius:50%}