/* ===========================================================
   五家渠市文孚技工学校 官网样式表（移动端优先）
   主色：文孚红 #b4232c  /  辅色：深蓝灰 #1f2d3d
   断点：基准=手机 ≥640px=平板 ≥960px=桌面 ≥1200px=宽屏
   =========================================================== */

:root{
  --red:#b4232c;
  --red-dark:#8f1a22;
  --red-light:#fdf1f1;
  --navy:#1f2d3d;
  --gray:#6b7280;
  --line:#e8ebef;
  --light:#f6f7f9;
  --gold:#ffd166;
  --radius:14px;
  --shadow:0 6px 24px rgba(31,45,61,.08);
  --shadow-lg:0 14px 36px rgba(31,45,61,.14);
  --nav-h:56px;
}
*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;color:var(--navy);background:#fff;line-height:1.7;-webkit-font-smoothing:antialiased;padding-bottom:calc(54px + env(safe-area-inset-bottom))}
a{text-decoration:none;color:inherit;transition:.2s}
ul{list-style:none}
img{display:block;max-width:100%}
.wrap{max-width:1200px;margin:0 auto;padding:0 16px}

/* ---------- 顶部信息条 ---------- */
.topbar{background:var(--navy);color:#cfd6df;font-size:12px}
.topbar .wrap{display:flex;justify-content:space-between;align-items:center;height:32px;gap:12px}
.topbar a{color:#ffd166}
.topbar .tb-right{display:none}

/* ---------- 导航（手机：汉堡抽屉） ---------- */
header.nav{position:sticky;top:0;z-index:200;background:#fff;box-shadow:0 2px 10px rgba(0,0,0,.06)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;height:var(--nav-h);gap:10px;position:relative;z-index:2;background:#fff}
.brand{display:flex;align-items:center;gap:9px;flex-shrink:1;min-width:0}
.brand img{height:38px;width:38px;object-fit:cover;object-position:left center;border-radius:50%;flex-shrink:0}
.brand .name{font-size:15px;font-weight:700;line-height:1.25;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.brand .name small{display:none;font-size:10px;font-weight:400;color:var(--gray);letter-spacing:.6px}
.nav-tel{display:none;align-items:center;gap:8px;color:var(--red);flex-shrink:0}
.nav-tel .ico{width:36px;height:36px;border-radius:50%;background:var(--red-light);display:flex;align-items:center;justify-content:center;font-size:16px}
.nav-tel b{font-size:18px;line-height:1.15;letter-spacing:.3px}
.nav-tel small{display:none;color:var(--gray);font-size:11px;font-weight:400}
.burger{display:flex;align-items:center;justify-content:center;background:var(--red-light);border:none;color:var(--red);font-size:22px;cursor:pointer;width:42px;height:42px;border-radius:10px;flex-shrink:0}
nav.menu{display:none;position:absolute;top:100%;left:0;right:0;background:#fff;flex-direction:column;padding:6px 16px 16px;box-shadow:0 14px 26px rgba(0,0,0,.12);max-height:calc(100vh - var(--nav-h) - 34px);overflow-y:auto;z-index:1}
nav.menu.open{display:flex}
nav.menu > a{display:flex;align-items:center;justify-content:space-between;padding:15px 6px;font-size:17px;font-weight:600;border-bottom:1px solid var(--line);color:var(--navy);min-height:52px}
nav.menu > a::after{content:"›";color:var(--gray);font-size:20px;font-weight:400}
nav.menu > a:hover,nav.menu > a.active{color:var(--red)}
nav.menu > a.active::after{color:var(--red)}

/* ---------- 按钮（手机加大触控面积） ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 30px;border-radius:999px;font-size:16px;font-weight:600;cursor:pointer;border:none;transition:.2s;min-height:48px}
.btn-primary{background:var(--red);color:#fff}
.btn-primary:hover{background:var(--red-dark)}
.btn-primary:active{transform:scale(.97)}
.btn-ghost{background:rgba(255,255,255,.14);color:#fff;border:1.5px solid rgba(255,255,255,.7)}
.btn-ghost:hover{background:rgba(255,255,255,.28)}
.btn-outline{background:#fff;color:var(--red);border:1.5px solid var(--red)}
.btn-outline:hover{background:var(--red);color:#fff}
.btn-sm{padding:10px 20px;font-size:14px;min-height:42px}

/* ---------- 首页 Banner（背景轮播） ---------- */
.banner{position:relative;min-height:560px;height:82svh;max-height:760px;display:flex;align-items:center;color:#fff;overflow:hidden;background:#121a24}
.hero-slides{position:absolute;inset:0;z-index:0}
.hero-slide{position:absolute;inset:0;background-position:center;background-size:cover;background-repeat:no-repeat;
  opacity:0;transform:scale(1.06);transition:opacity .9s ease,transform 7s linear;will-change:opacity,transform}
.hero-slide.is-on{opacity:1;transform:scale(1)}
.banner .mask{position:absolute;inset:0;z-index:1;pointer-events:none;
  background:linear-gradient(180deg,rgba(16,24,32,.72) 0%,rgba(16,24,32,.55) 55%,rgba(16,24,32,.82) 100%)}
.banner .wrap{padding:48px 16px 84px;width:100%;position:relative;z-index:2}
.hero-dots{position:absolute;left:0;right:0;bottom:20px;z-index:3;display:flex;justify-content:center;gap:8px;padding:10px 0}
.hero-dots button{width:24px;height:4px;border-radius:2px;border:none;padding:0;cursor:pointer;
  background:rgba(255,255,255,.32);transition:.3s}
.hero-dots button.on{background:#fff;width:34px}
.hero-dots button:hover{background:rgba(255,255,255,.65)}
.hero-arrow{display:none;position:absolute;top:50%;transform:translateY(-50%);z-index:3;width:46px;height:46px;border-radius:50%;
  align-items:center;justify-content:center;cursor:pointer;
  border:1px solid rgba(255,255,255,.32);background:rgba(0,0,0,.2);color:#fff;font-size:24px;line-height:1;padding-bottom:3px;transition:.22s}
.hero-arrow:hover{background:var(--red);border-color:var(--red)}
.hero-arrow.prev{left:20px}
.hero-arrow.next{right:20px}
.banner .tag{display:inline-block;background:rgba(180,35,44,.92);padding:5px 15px;border-radius:999px;font-size:13px;letter-spacing:2px;margin-bottom:16px}
.banner h1{font-size:29px;line-height:1.32;font-weight:800;text-shadow:0 2px 12px rgba(0,0,0,.35);text-wrap:balance}
.banner h1 span{color:var(--gold)}
.banner p.sub{margin-top:12px;font-size:16px;opacity:.95;letter-spacing:.5px}
.banner .btns{margin-top:24px;display:flex;gap:12px;flex-wrap:wrap}
.banner .btns .btn{flex:1 1 44%}
.banner .codes{margin-top:22px;display:flex;gap:18px;flex-wrap:wrap;font-size:13px;opacity:.92}
.banner .codes b{font-size:15px;color:var(--gold)}

/* ---------- 二级页头部 ---------- */
.page-hero{position:relative;color:#fff;padding:44px 0 40px;background:linear-gradient(100deg,rgba(20,30,45,.86),rgba(20,30,45,.55)),url("../img/gate.jpg") center/cover no-repeat}
.page-hero h1{font-size:27px;font-weight:800;letter-spacing:1px}
.page-hero p{margin-top:8px;font-size:15px;color:#e6e9ee;max-width:760px}
.crumb{margin-top:16px;font-size:13px;color:#cfd6df}
.crumb a:hover{color:#fff}
.crumb span{margin:0 6px;opacity:.6}

/* ---------- 通用区块 ---------- */
section{padding:48px 0}
.sec-head{text-align:center;margin-bottom:32px}
.sec-head .kicker{color:var(--red);font-weight:600;letter-spacing:3px;font-size:12px}
.sec-head h2{font-size:24px;font-weight:800;margin-top:6px}
.sec-head p{color:var(--gray);margin-top:8px;font-size:15px}
.sec-head::after{content:"";display:block;width:48px;height:4px;border-radius:2px;background:var(--red);margin:14px auto 0}
.sec-head.left{text-align:left}
.sec-head.left::after{margin:14px 0 0}
.bg-light{background:var(--light)}

/* ---------- 首页 核心优势 ---------- */
.adv-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.adv-card{background:#fff;border-radius:var(--radius);padding:22px 12px;text-align:center;box-shadow:var(--shadow);transition:.25s;border-top:4px solid transparent}
.adv-card:hover{border-top-color:var(--red)}
.adv-card .ico{width:52px;height:52px;margin:0 auto 12px;border-radius:15px;background:var(--red-light);display:flex;align-items:center;justify-content:center;font-size:25px}
.adv-card h3{font-size:15px;margin-bottom:5px}
.adv-card p{font-size:12.5px;color:var(--gray);line-height:1.6}

/* ---------- 专业卡片 ---------- */
.major-grid{display:grid;grid-template-columns:1fr;gap:16px}
.major-grid.two{grid-template-columns:1fr}
.major-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:.25s;display:flex;flex-direction:column}
.major-card:hover{box-shadow:var(--shadow-lg)}
.major-card .thumb{height:200px;overflow:hidden;position:relative}
.major-card .thumb img{width:100%;height:100%;object-fit:cover}
.major-card .thumb .badge{position:absolute;left:14px;top:14px;background:var(--red);color:#fff;font-size:12px;padding:4px 12px;border-radius:999px}
.major-card .thumb.iconview{display:flex;align-items:center;justify-content:center;height:132px;background:linear-gradient(135deg,#fdf1f1 0%,#f6f7f9 60%,#eef3f8 100%)}
.major-card .thumb.iconview span{font-size:46px;line-height:1;filter:saturate(1.1)}
.major-card .thumb.iconview::after{content:"";position:absolute;right:-30px;bottom:-40px;width:130px;height:130px;border-radius:50%;background:rgba(180,35,44,.06)}
.major-card .body{padding:18px;flex:1;display:flex;flex-direction:column;gap:8px}
.major-card h3{font-size:19px}
.major-card h3 a:hover{color:var(--red)}
.major-card .row{font-size:14px;color:var(--gray)}
.major-card .row b{color:var(--navy);font-weight:600}
.major-card .prospect{font-size:14px;color:var(--red);background:#fdf5f5;border-radius:8px;padding:8px 12px}
.major-card .more{margin-top:auto;padding-top:14px;display:flex;gap:10px}
.major-card .more .m-btn{flex:1;display:inline-flex;align-items:center;justify-content:center;min-height:44px;border-radius:999px;font-size:14.5px;font-weight:600;text-align:center;transition:.2s;white-space:nowrap}
.major-card .more .m-detail{background:#fff;color:var(--red);border:1.5px solid var(--red)}
.major-card .more .m-detail:hover{background:var(--red);color:#fff}
.major-card .more .m-consult{background:var(--red);color:#fff;border:1.5px solid var(--red)}
.major-card .more .m-consult:hover{background:var(--red-dark)}
.major-note{text-align:center;color:var(--gray);margin-top:24px;font-size:14px}

/* ---------- 数据 ---------- */
.stats{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.stat{background:#fff;border-radius:var(--radius);padding:20px 10px;text-align:center;box-shadow:var(--shadow)}
.stat b{display:block;font-size:30px;font-weight:800;color:var(--red);line-height:1.2}
.stat b i{font-style:normal;font-size:15px;margin-left:2px}
.stat span{color:var(--gray);font-size:13px}

/* ---------- 信任区 ---------- */
.trust-grid{display:grid;grid-template-columns:1fr;gap:28px;align-items:start}
.cert-photos{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.cert-photos figure{margin:0;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);position:relative}
.cert-photos img{width:100%;height:160px;object-fit:cover}
.cert-photos figcaption{position:absolute;left:0;right:0;bottom:0;background:linear-gradient(transparent,rgba(0,0,0,.68));color:#fff;font-size:12px;padding:24px 10px 8px}
.cert-list{background:#fff;border-radius:var(--radius);padding:20px;box-shadow:var(--shadow);margin-top:14px}
.cert-list h3{font-size:17px;margin-bottom:12px}
.cert-list li{display:flex;gap:10px;font-size:14.5px;color:#374151;padding:6px 0}
.cert-list li::before{content:"✔";color:var(--red);font-weight:700}
.reviews h3{font-size:17px;margin-bottom:14px}
.review{background:#fff;border-radius:var(--radius);padding:18px;box-shadow:var(--shadow);margin-bottom:14px;font-size:14.5px}
.review .stars{color:#f5a623;letter-spacing:2px}
.review p{margin:8px 0 10px;color:#374151}
.review .who{font-size:13px;color:var(--gray)}
.review .who b{color:var(--navy)}

/* ---------- 轮播 ---------- */
.carousel{position:relative;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.slides{display:flex;transition:transform .5s ease}
.slide{min-width:100%;position:relative}
.slide img{width:100%;height:230px;object-fit:cover}
.slide .cap{position:absolute;left:0;right:0;bottom:0;background:linear-gradient(transparent,rgba(0,0,0,.62));color:#fff;padding:34px 16px 12px;font-size:14px}
.car-btn{position:absolute;top:50%;transform:translateY(-50%);width:38px;height:38px;border-radius:50%;border:none;background:rgba(255,255,255,.86);color:var(--navy);font-size:18px;cursor:pointer;transition:.2s}
.car-btn:hover{background:#fff}
.car-prev{left:10px}
.car-next{right:10px}
.dots{display:flex;justify-content:center;gap:8px;margin-top:12px;padding:6px 0}
.dots button{width:9px;height:9px;border-radius:50%;border:none;background:#d1d5db;cursor:pointer;transition:.2s}
.dots button.on{background:var(--red);width:24px;border-radius:5px}

/* ---------- 报名区 ---------- */
.signup{background:linear-gradient(115deg,#8f1a22 0%,#b4232c 55%,#d2452f 100%);color:#fff}
.signup .sec-head h2,.signup .sec-head p{color:#fff}
.signup .sec-head .kicker{color:var(--gold)}
.signup .sec-head::after{background:var(--gold)}
.signup-grid{display:grid;grid-template-columns:1fr;gap:24px;align-items:center}
.signup-form{background:#fff;border-radius:var(--radius);padding:22px 18px;box-shadow:0 16px 40px rgba(0,0,0,.22);order:2}
.signup-form h3{color:var(--navy);font-size:20px;text-align:center;margin-bottom:4px}
.signup-form .tip{text-align:center;color:var(--gray);font-size:13px;margin-bottom:16px}
.field{margin-bottom:14px}
.field label{display:block;font-size:14px;color:#374151;margin-bottom:6px;font-weight:500}
.field input,.field select,.field textarea{width:100%;padding:12px 14px;border:1.5px solid #e5e7eb;border-radius:10px;font-size:16px;outline:none;transition:.2s;color:var(--navy);background:#fff;font-family:inherit}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--red)}
.signup-form .btn{width:100%;font-size:17px}
.form-msg{display:none;margin-top:14px;text-align:center;color:#15803d;background:#f0fdf4;border:1px solid #bbf7d0;border-radius:10px;padding:10px;font-size:14px}
.hotline{background:rgba(255,255,255,.1);border:1.5px solid rgba(255,255,255,.35);border-radius:var(--radius);padding:26px 18px;text-align:center;order:1}
.hotline .lab{font-size:14px;letter-spacing:2px;opacity:.9}
.hotline .num{display:block;font-size:38px;font-weight:800;color:var(--gold);margin:8px 0 2px;text-shadow:0 2px 10px rgba(0,0,0,.25);letter-spacing:1px}
.hotline .num:hover{color:#fff}
.hotline .time{font-size:13px;opacity:.85;margin-bottom:18px}
.hotline .sub-tels{border-top:1px dashed rgba(255,255,255,.35);padding-top:14px;display:grid;gap:10px;font-size:15px}
.hotline .sub-tels a{color:#fff;font-weight:600;padding:6px 0}

/* ---------- 页脚 ---------- */
footer{background:var(--navy);color:#aab3bf;padding:40px 0 0;font-size:14px}
.foot-grid{display:grid;grid-template-columns:1fr;gap:26px;padding-bottom:30px}
.foot-grid h4{color:#fff;font-size:16px;margin-bottom:12px}
.foot-grid li{padding:5px 0}
.foot-grid a:hover{color:#fff}
.foot-grid .foot-logo{display:flex;align-items:center;gap:10px;margin-bottom:12px}
.foot-grid .foot-logo img{width:40px;height:40px;object-fit:cover;object-position:left center;border-radius:10px}
.foot-grid .foot-logo b{color:#fff;font-size:15px;white-space:nowrap}
.copyright{border-top:1px solid rgba(255,255,255,.12);padding:16px 0;text-align:center;font-size:12.5px;padding-bottom:calc(16px + env(safe-area-inset-bottom))}
.copyright a{color:#aab3bf}
.copyright a:hover{color:#fff}

/* ---------- 移动端悬浮条（手机常驻，桌面隐藏） ---------- */
.m-bar{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:150;background:#fff;box-shadow:0 -4px 16px rgba(0,0,0,.12);padding-bottom:env(safe-area-inset-bottom)}
.m-bar a{flex:1;text-align:center;padding:14px 0;font-size:15.5px;font-weight:600;min-height:54px;display:flex;align-items:center;justify-content:center}
.m-bar .a1{color:var(--red)}
.m-bar .a2{background:var(--red);color:#fff}

/* ===========================================================
   二级 / 三级页组件
   =========================================================== */

/* 两栏：侧栏 + 正文（手机上下堆叠） */
.layout{display:grid;grid-template-columns:1fr;gap:22px;align-items:start}
.side{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.side h3{background:var(--red);color:#fff;font-size:17px;padding:14px 16px;font-weight:600}
.side li a{display:block;padding:13px 16px;font-size:15px;border-bottom:1px solid var(--line);color:#374151}
.side li a:hover,.side li a.on{background:var(--red-light);color:var(--red);font-weight:600}
.side .side-cta{padding:16px;background:var(--light);text-align:center}
.side .side-cta p{font-size:13px;color:var(--gray);margin-bottom:6px}
.side .side-cta b{display:block;color:var(--red);font-size:20px;margin-bottom:10px}

/* 正文排版 */
.article{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px 18px;box-shadow:var(--shadow)}
.article h2{font-size:21px;margin:0 0 14px;padding-left:12px;border-left:5px solid var(--red);line-height:1.4}
.article h3{font-size:17px;margin:22px 0 10px;color:var(--navy)}
.article p{color:#374151;font-size:16px;margin-bottom:14px;text-align:justify}
.article .lead{font-size:15.5px;color:var(--navy);background:var(--light);border-radius:10px;padding:14px 16px;margin-bottom:18px}
.article ul.dot li{position:relative;padding-left:20px;color:#374151;margin-bottom:8px;font-size:15.5px}
.article ul.dot li::before{content:"";position:absolute;left:4px;top:11px;width:6px;height:6px;border-radius:50%;background:var(--red)}
.article img{border-radius:10px;margin:16px 0;max-width:100%;height:auto}
.article .img-cap{font-size:13px;color:var(--gray);text-align:center;margin-top:-8px;margin-bottom:18px}
/* 富文本编辑器产出的排版元素 */
.article ul:not(.dot),.article ol{margin:0 0 14px;padding-left:24px;color:#374151}
.article ul:not(.dot){list-style:disc}
.article ol{list-style:decimal}
.article ul:not(.dot) li,.article ol li{margin-bottom:8px;font-size:15.5px;line-height:1.8}
.article blockquote{margin:14px 0;padding:12px 18px;border-left:4px solid var(--red);background:var(--light);color:#475569;border-radius:0 10px 10px 0}
.article blockquote p:last-child{margin-bottom:0}
.block-title{display:flex;align-items:center;gap:10px;font-size:19px;font-weight:700;margin:26px 0 14px}
.block-title::before{content:"";width:5px;height:19px;border-radius:3px;background:var(--red)}

/* 信息表格（手机横向滚动） */
.info-table{display:block;width:100%;border-collapse:collapse;font-size:14px;margin:14px 0 10px;overflow-x:auto;-webkit-overflow-scrolling:touch;white-space:nowrap}
.info-table th,.info-table td{border:1px solid var(--line);padding:10px 12px;text-align:left;white-space:normal}
.info-table th{background:var(--light);font-weight:600;white-space:nowrap;width:104px;color:var(--navy)}
.info-table tr:hover td{background:#fcfcfd}

/* 特色列表（图标+文字） */
.feature-list{display:grid;grid-template-columns:1fr;gap:14px}
.feature-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:18px;display:flex;gap:14px;transition:.2s}
.feature-item:hover{box-shadow:var(--shadow)}
.feature-item .n{font-size:22px;font-weight:800;color:var(--red);opacity:.85;line-height:1;min-width:32px}
.feature-item h4{font-size:16px;margin-bottom:5px}
.feature-item p{font-size:14px;color:var(--gray)}

/* 流程步骤 */
.steps{display:grid;grid-template-columns:1fr 1fr;gap:12px;counter-reset:s}
.step{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:18px 12px;text-align:center;position:relative}
.step::before{counter-increment:s;content:counter(s);display:flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:50%;background:var(--red);color:#fff;font-weight:700;margin:0 auto 8px}
.step h4{font-size:15px;margin-bottom:3px}
.step p{font-size:12.5px;color:var(--gray)}

/* 常见问题 */
.faq{border:1px solid var(--line);border-radius:10px;margin-bottom:12px;overflow:hidden;background:#fff}
.faq summary{cursor:pointer;padding:15px 16px;font-weight:600;font-size:15.5px;list-style:none;display:flex;justify-content:space-between;gap:10px;min-height:50px;align-items:center}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"＋";color:var(--red);font-weight:700;font-size:18px}
.faq[open] summary::after{content:"－"}
.faq .ans{padding:0 16px 14px;color:var(--gray);font-size:14.5px}

/* 数据条 / 荣誉 */
.honor-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.honor{background:#fff;border:1px solid var(--line);border-radius:12px;padding:18px 12px;text-align:center}
.honor .ico{font-size:24px}
.honor h4{font-size:14px;margin-top:8px}
.honor p{font-size:12px;color:var(--gray)}

/* 新闻列表（手机上图下文堆叠） */
.news-list{display:grid;gap:14px}
.news-item{display:grid;grid-template-columns:1fr;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:.2s}
.news-item:hover{box-shadow:var(--shadow)}
.news-item .pic{height:190px;overflow:hidden}
.news-item .pic img{width:100%;height:100%;object-fit:cover}
.news-item .txt{padding:14px 16px 16px;display:flex;flex-direction:column;gap:6px}
.news-item .meta{font-size:13px;color:var(--gray);display:flex;gap:12px;align-items:center;flex-wrap:wrap}
.news-item .cat{background:var(--red-light);color:var(--red);padding:2px 10px;border-radius:999px;font-size:12px}
.news-item h3{font-size:17px;line-height:1.5}
.news-item h3 a:hover{color:var(--red)}
.news-item p{font-size:14px;color:var(--gray);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* 文章页头 */
.article-head{text-align:center;padding-bottom:20px;border-bottom:1px solid var(--line);margin-bottom:22px}
.article-head h1{font-size:22px;line-height:1.5;margin-bottom:10px}
.article-head .meta{font-size:13px;color:var(--gray);display:flex;justify-content:center;gap:14px;flex-wrap:wrap}
.article-foot{margin-top:26px;padding-top:18px;border-top:1px dashed var(--line);display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:14px;color:var(--gray)}
.article-foot a:hover{color:var(--red)}

/* 标签页（手机横向滚动） */
.tabs{display:flex;gap:8px;justify-content:flex-start;margin-bottom:26px;flex-wrap:nowrap;overflow-x:auto;-webkit-overflow-scrolling:touch;padding-bottom:4px;scrollbar-width:none}
.tabs::-webkit-scrollbar{display:none}
.tabs button{padding:9px 18px;border-radius:999px;border:1.5px solid var(--line);background:#fff;font-size:14px;cursor:pointer;color:var(--gray);font-family:inherit;white-space:nowrap;flex-shrink:0;min-height:40px}
.tabs button.on{background:var(--red);border-color:var(--red);color:#fff;font-weight:600}

/* 图片橱窗 */
.gallery{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.gallery figure{margin:0;position:relative;border-radius:10px;overflow:hidden;box-shadow:var(--shadow)}
.gallery img{width:100%;height:150px;object-fit:cover}
.gallery figure:hover img{transform:scale(1.06)}
.gallery figcaption{position:absolute;left:0;right:0;bottom:0;background:linear-gradient(transparent,rgba(0,0,0,.7));color:#fff;font-size:12px;padding:24px 10px 8px}

/* CTA 横条 */
.cta-strip{background:linear-gradient(100deg,#8f1a22,#b4232c 60%,#c9402c);color:#fff;padding:32px 0}
.cta-strip .wrap{display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap}
.cta-strip h2{font-size:21px;font-weight:800}
.cta-strip p{font-size:14px;opacity:.9;margin-top:4px}
.cta-strip .btns{display:flex;gap:10px;flex-wrap:wrap}
.cta-strip .tel{font-size:24px;font-weight:800;color:var(--gold);line-height:1.1}

/* 面包屑（正文顶部） */
.crumb-bar{font-size:13px;color:var(--gray);padding:14px 0}
.crumb-bar a:hover{color:var(--red)}

/* ===========================================================
   ≥640px 平板
   =========================================================== */
@media(min-width:640px){
  .wrap{padding:0 24px}
  .brand .name{font-size:16px}
  .brand .name small{display:block}
  .topbar .tb-right{display:flex;gap:18px;align-items:center;white-space:nowrap}
  .topbar{font-size:13px}
  .banner{min-height:600px}
  .banner h1{font-size:34px}
  .banner p.sub{font-size:18px}
  .banner .btns .btn{flex:0 1 auto}
  .banner .wrap{padding:72px 24px 96px}
  .hero-dots{bottom:24px}
  .hero-dots button{width:28px}
  .hero-dots button.on{width:44px}
  section{padding:60px 0}
  .sec-head h2{font-size:28px}
  .adv-grid{grid-template-columns:repeat(4,1fr);gap:16px}
  .adv-card{padding:26px 18px}
  .adv-card h3{font-size:17px}
  .adv-card p{font-size:13.5px}
  .major-grid{grid-template-columns:1fr 1fr;gap:18px}
  .major-card .thumb{height:190px}
  .stats b,.stat b{font-size:34px}
  .cert-photos img{height:190px}
  .slide img{height:320px}
  .gallery img{height:180px}
  .news-item .pic{height:210px}
  .foot-grid{grid-template-columns:1fr 1fr;gap:28px}
  .steps{grid-template-columns:repeat(3,1fr)}
  .honor-grid{grid-template-columns:repeat(4,1fr)}
  .side ul{display:grid;grid-template-columns:1fr 1fr}
  .side li a{border-right:1px solid var(--line)}
  .info-table{display:table;white-space:normal}
  .info-table th{width:130px}
  .article{padding:28px}
  .page-hero{padding:52px 0 46px}
  .page-hero h1{font-size:30px}
  .article-head h1{font-size:25px}
  .signup-grid{gap:32px}
  .hotline .num{font-size:44px}
  .cta-strip h2{font-size:23px}
  .cta-strip .tel{font-size:27px}
  .feature-list{grid-template-columns:1fr 1fr}
  .tabs{justify-content:center;flex-wrap:wrap}
  .tabs button{padding:10px 22px;font-size:15px}
}

/* ===========================================================
   ≥960px 桌面
   =========================================================== */
@media(min-width:960px){
  body{padding-bottom:0}
  :root{--nav-h:72px}
  .nav .wrap{height:var(--nav-h);gap:16px}
  .brand img{height:46px;width:46px}
  .brand .name{font-size:18px}
  .nav-tel{display:flex}
  .nav-tel .ico{width:38px;height:38px;font-size:17px}
  .nav-tel small{display:block}
  .burger{display:none}
  nav.menu{display:flex;position:static;flex-direction:row;gap:1px;padding:0;overflow:visible;background:transparent}
  nav.menu > a{display:inline-flex;padding:8px 11px;font-size:15.5px;font-weight:500;border-radius:8px;white-space:nowrap;border-bottom:none;min-height:0}
  nav.menu > a::after{display:none}
  nav.menu > a:hover,nav.menu > a.active{color:var(--red);background:var(--red-light)}
  .m-bar{display:none}

  .banner{min-height:640px;height:auto;max-height:none}
  .banner .mask{background:linear-gradient(100deg,rgba(16,24,32,.9) 0%,rgba(16,24,32,.62) 52%,rgba(16,24,32,.3) 100%)}
  .banner h1{font-size:44px;line-height:1.28}
  .banner p.sub{font-size:20px;letter-spacing:1px;margin-top:16px}
  .banner .tag{font-size:14px;margin-bottom:22px}
  .banner .btns{margin-top:34px;gap:16px}
  .banner .codes{font-size:14px;gap:26px;margin-top:34px}
  .banner .codes b{font-size:16px}
  .hero-arrow{display:flex}
  .hero-dots{bottom:28px;gap:9px}
  .hero-dots button{width:30px}
  .hero-dots button.on{width:44px}

  section{padding:76px 0}
  .sec-head{margin-bottom:44px}
  .sec-head h2{font-size:32px}
  .sec-head .kicker{font-size:13px}

  .adv-card{padding:34px 24px}
  .adv-card .ico{width:64px;height:64px;font-size:30px;margin-bottom:16px}
  .adv-card h3{font-size:19px}
  .adv-card p{font-size:14px}
  .adv-card:hover{transform:translateY(-6px)}

  .major-grid{grid-template-columns:repeat(3,1fr);gap:24px}
  .major-grid.two{grid-template-columns:repeat(2,1fr)}
  .major-card .thumb{height:180px}
  .major-card .thumb img{transition:.4s}
  .major-card:hover{transform:translateY(-6px)}
  .major-card:hover .thumb img{transform:scale(1.06)}
  .major-card h3{font-size:20px}
  .major-note{font-size:15px;margin-top:28px}

  .stats{grid-template-columns:repeat(4,1fr);gap:22px}
  .stat{padding:28px 16px}
  .stat b{font-size:40px}
  .stat b i{font-size:17px}
  .stat span{font-size:14px}

  .trust-grid{grid-template-columns:1.05fr .95fr;gap:36px}
  .cert-photos{gap:16px}
  .cert-photos img{height:210px}
  .cert-photos figcaption{font-size:13px;padding:26px 12px 10px}
  .cert-list{padding:28px;margin-top:16px}
  .cert-list h3{font-size:18px;margin-bottom:14px}
  .cert-list li{font-size:15px;padding:7px 0}
  .reviews h3{font-size:18px;margin-bottom:16px}
  .review{padding:22px;margin-bottom:18px;font-size:15px}

  .slide img{height:520px}
  .slide .cap{font-size:16px;padding:40px 24px 16px}
  .car-btn{width:44px;height:44px;font-size:20px}
  .car-prev{left:16px}
  .car-next{right:16px}
  .dots{margin-top:16px}
  .dots button{width:10px;height:10px}
  .dots button.on{width:26px}

  .signup-grid{grid-template-columns:1fr .9fr;gap:40px}
  .signup-form{order:0;padding:32px}
  .signup-form h3{font-size:22px;margin-bottom:6px}
  .hotline{order:0;padding:34px}
  .hotline .lab{font-size:15px}
  .hotline .num{font-size:52px;margin:10px 0 4px}
  .hotline .time{font-size:14px;margin-bottom:22px}

  .foot-grid{grid-template-columns:1.4fr .9fr 1fr .9fr;gap:32px;padding-bottom:36px}
  footer{padding-top:52px}
  .copyright{font-size:13px;padding-bottom:18px}

  .layout{grid-template-columns:268px 1fr;gap:36px}
  .side{position:sticky;top:92px}
  .side ul{display:block}
  .side li a{border-right:none}
  .side li a:hover,.side li a.on{border-left:4px solid var(--red);padding-left:16px}

  .article{padding:38px}
  .article h2{font-size:24px;padding-left:14px}
  .article h3{font-size:18px;margin:26px 0 10px}
  .article .lead{font-size:17px;padding:18px 20px;margin-bottom:22px}
  .info-table{font-size:15px}
  .info-table th{width:150px}
  .info-table th,.info-table td{padding:12px 14px}

  .steps{grid-template-columns:repeat(5,1fr);gap:14px}
  .step{padding:24px 16px}
  .step h4{font-size:16px}
  .step p{font-size:13px}

  .honor{padding:22px 16px}
  .honor .ico{font-size:26px}
  .honor h4{font-size:15px}

  .news-list{gap:18px}
  .news-item{grid-template-columns:190px 1fr}
  .news-item .pic{height:100%;min-height:132px}
  .news-item .txt{padding:18px 20px 18px 0}
  .news-item h3{font-size:18px}

  .gallery{grid-template-columns:repeat(3,1fr);gap:16px}
  .gallery img{height:240px}
  .gallery figcaption{font-size:14px;padding:30px 14px 12px}
  .gallery figure{border-radius:12px}

  .cta-strip{padding:44px 0}
  .cta-strip h2{font-size:26px}
  .cta-strip p{font-size:15px;margin-top:4px}
  .cta-strip .tel{font-size:30px}

  .page-hero{padding:64px 0 56px}
  .page-hero h1{font-size:36px}
  .page-hero p{font-size:16px;margin-top:10px}
  .article-head h1{font-size:28px}
  .faq summary{font-size:16px;padding:16px 18px}
  .faq .ans{padding:0 18px 16px;font-size:15px}
  .feature-item{padding:24px}
  .feature-item:hover{transform:translateY(-3px)}
  .feature-item h4{font-size:17px}
  .block-title{font-size:20px;margin:30px 0 14px}
  .block-title::before{height:20px}
}

/* ---------- 宽屏微调 ---------- */
@media(min-width:1080px){
  nav.menu > a{padding:8px 12px}
}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .hero-slide{transition:opacity .2s ease;transform:none!important}
}