/* ============ 国风山水 · 设计令牌 ============ */
:root{
  --bg:#F8F7F3;        /* 暖白 · 主背景 */
  --surface:#F0ECE2;   /* 绢米色 · 纸感背景 */
  --fg:#173A5E;        /* 墨蓝 · 品牌主色 */
  --fg-deep:#10293F;   /* 深墨蓝 · 页脚渐变底 */
  --muted:#526779;     /* 蓝灰 · 正文 */
  --border:#C8D6E3;    /* 浅蓝灰 · 分隔线 */
  --accent:#B58A45;    /* 雅金 · 点缀 */
  --sky:#DCE8F2;       /* 淡青蓝 · 山水层次 */
  --sky-soft:#EDF2F7;  /* 淡青蓝 · 浅色区 */
  --ink:#FFFFFF;       /* 暖白文字（用于深色底） */
  --fg-hover:color-mix(in srgb, #173A5E 86%, #FFFFFF 14%);
  --accent-hover:color-mix(in srgb, #B58A45 86%, #FFFFFF 14%);
  --serif:"Songti SC","STSong","Noto Serif CJK SC","Source Han Serif SC","SimSun",serif;
  --sans:"PingFang SC","Helvetica Neue","Microsoft YaHei","Hiragino Sans GB",sans-serif;
  --maxw:1400px;
  --radius:14px;
  --shadow-sm:0 2px 14px rgba(23,58,94,.06);
  --shadow-md:0 14px 40px rgba(23,58,94,.12);
  --shadow-lg:0 24px 64px rgba(23,58,94,.16);
  --ease:cubic-bezier(.22,.61,.36,1);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--sans);color:var(--fg);background:var(--bg);line-height:1.7;font-size:16px;overflow-x:hidden}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
ul{list-style:none}
button{font-family:inherit;cursor:pointer}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 40px}
.serif{font-family:var(--serif)}
::selection{background:var(--accent);color:#fff}

/* 焦点态 */
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:3px solid color-mix(in srgb, var(--accent) 70%, transparent);
  outline-offset:2px;border-radius:4px;
}

/* 通用标题饰线（雅金细线 = 决定性视觉母题） */
.eyebrow{display:inline-flex;align-items:center;gap:12px;font-size:14px;letter-spacing:.28em;color:var(--accent);font-weight:600}
.eyebrow::before{content:"";width:34px;height:1px;background:var(--accent)}
.sec-title{font-family:var(--serif);font-weight:700;font-size:clamp(28px,3.4vw,44px);line-height:1.25;color:var(--fg);letter-spacing:.02em}
.sec-lead{color:var(--muted);font-size:16px;max-width:760px;margin-top:16px}

/* 按钮 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:52px;padding:0 34px;border-radius:999px;
  font-size:16px;font-weight:600;letter-spacing:.02em;transition:transform .35s var(--ease),background-color .35s var(--ease),box-shadow .35s var(--ease);border:none}
.btn-primary{background:var(--fg);color:var(--ink);box-shadow:0 10px 24px rgba(23,58,94,.22)}
.btn-primary:hover{background:var(--fg-hover);transform:translateY(-2px);box-shadow:0 16px 34px rgba(23,58,94,.28)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:transparent;color:var(--fg);border:1px solid var(--border);height:46px;padding:0 26px}
.btn-ghost:hover{background:var(--sky);border-color:var(--accent);color:var(--fg);transform:translateY(-2px)}
.btn .arr{transition:transform .35s var(--ease)}
.btn:hover .arr{transform:translateX(4px)}

/* ============ 顶部导航 ============ */
.header{position:fixed;top:0;left:0;right:0;z-index:200;background:color-mix(in srgb,var(--bg) 88%, transparent);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);transition:box-shadow .35s,border-color .35s;border-bottom:1px solid transparent}
.header.scrolled{border-bottom-color:var(--border);box-shadow:var(--shadow-sm)}
.header-box{max-width:var(--maxw);margin:0 auto;padding:0 40px;height:80px;display:flex;align-items:center;gap:36px}
.logo{flex-shrink:0}
.logo img{height:40px;width:auto}
.brand{display:inline-flex;align-items:center;gap:12px}
.brand-seal{width:42px;height:42px;border:1.5px solid var(--accent);border-radius:8px;display:grid;place-items:center;
  font-family:var(--serif);font-size:22px;color:var(--accent);background:color-mix(in srgb,var(--accent) 8%,transparent);flex-shrink:0}
.brand-text{display:flex;flex-direction:column;line-height:1.12}
.brand-text strong{font-family:var(--serif);font-size:24px;font-weight:700;color:var(--fg);letter-spacing:.06em}
.brand-text em{font-style:normal;font-size:11px;letter-spacing:.34em;color:var(--accent);margin-top:5px}
.footer .brand-text strong{color:#fff}
.footer .brand-text em{color:var(--sky)}
.header nav{flex:1;display:flex;justify-content:flex-start}
.header nav>ul{display:flex;gap:6px}
.header nav>ul>li{position:relative}
.header nav>ul>li>a{display:flex;align-items:center;height:80px;padding:0 16px;font-size:16px;font-weight:500;color:var(--fg);
  position:relative;transition:color .3s}
.header nav>ul>li>a::after{content:"";position:absolute;left:16px;right:16px;bottom:18px;height:2px;background:var(--accent);
  transform:scaleX(0);transform-origin:left;transition:transform .35s var(--ease)}
.header nav>ul>li.active>a,.header nav>ul>li>a:hover{color:var(--fg)}
.header nav>ul>li.active>a::after,.header nav>ul>li>a:hover::after{transform:scaleX(1)}
.header .column{display:flex;align-items:center;gap:20px;flex-shrink:0}
.ghead_tel{font-size:15px;color:var(--muted);white-space:nowrap}
.ghead_tel b{color:var(--fg);font-weight:700;font-family:var(--serif);font-size:17px}
.header .btn{height:44px;padding:0 24px;font-size:15px}
.mobile-switch{display:none;width:44px;height:44px;border-radius:10px;border:1px solid var(--border);align-items:center;justify-content:center;flex-direction:column;gap:5px;background:transparent}
.mobile-switch i{display:block;width:20px;height:2px;background:var(--fg);border-radius:2px;transition:.3s}

/* 下拉菜单 */
.subnav-box{position:absolute;top:80px;left:50%;transform:translate(-50%,10px);width:max-content;max-width:1080px;
  background:var(--bg);border:1px solid var(--border);border-radius:0 0 var(--radius) var(--radius);box-shadow:var(--shadow-md);
  padding:30px 36px;opacity:0;visibility:hidden;transition:.35s var(--ease);pointer-events:none}
.header nav>ul>li:hover .subnav-box{opacity:1;visibility:visible;transform:translate(-50%,0);pointer-events:auto}
.subnav-main{display:flex;gap:40px}
.subnav-info .headline{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--border);padding-bottom:14px;margin-bottom:16px}
.subnav-info .headline .title{font-family:var(--serif);font-size:22px;font-weight:700;color:var(--fg)}
.subnav-info .menu{display:flex;gap:34px}
.subnav-info .menu .one .title a{font-size:15px;font-weight:700;color:var(--fg);display:flex;align-items:center;gap:6px}
.subnav-info .menu .one .subnav{margin-top:10px;display:flex;flex-direction:column;gap:9px}
.subnav-info .menu .one .subnav a{font-size:14px;color:var(--muted);display:flex;align-items:center;gap:6px;transition:color .25s,padding-left .25s}
.subnav-info .menu .one .subnav a:hover{color:var(--accent);padding-left:4px}
.subnav-menu{display:flex;gap:20px;align-items:flex-start;padding-left:26px;border-left:1px solid var(--border)}
.subnav-menu .item{width:150px}
.subnav-menu .item .images{border-radius:10px;overflow:hidden;background:var(--sky);aspect-ratio:3/4}
.subnav-menu .item .images img{width:100%;height:100%;object-fit:cover}
.subnav-menu .item .info-box .title{margin-top:10px;font-size:14px;font-weight:600;color:var(--fg)}

/* 移动导航 */
.mobile-header{position:fixed;inset:0;z-index:300;background:var(--bg);padding:90px 24px 40px;overflow-y:auto;transform:translateX(100%);
  transition:transform .4s var(--ease)}
.mobile-header.open{transform:translateX(0)}
.mobile_nav>ul>li{border-bottom:1px solid var(--border)}
.mobile_nav .headline{display:flex;align-items:center;justify-content:space-between;padding:15px 0;font-size:17px;font-weight:600}
.mobile_nav .headline .icon{width:30px;height:30px;display:grid;place-items:center;border:1px solid var(--border);border-radius:8px}
.mobile_nav .headline .icon img{width:12px}
.mobile_nav ul ul{padding-left:18px;display:none}
.mobile_nav ul ul li{font-size:15px;color:var(--muted)}
.mobile_nav ul ul li .headline{padding:11px 0;font-weight:400}
.mobile_nav ul ul ul{padding-left:16px}

/* ============ 首屏 Banner ============ */
.hero{position:relative;margin-top:80px}
.hero-track{position:relative;overflow:hidden}
.hero-slide{position:absolute;inset:0;opacity:0;transition:opacity .9s var(--ease);pointer-events:none}
.hero-slide.active{position:relative;opacity:1;pointer-events:auto}
.hero-slide .bag{position:relative;height:min(78vh,720px);min-height:520px;overflow:hidden}
.hero-slide .bag img{width:100%;height:100%;object-fit:cover}
.hero-slide .bag::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(15,39,64,.72) 0%,rgba(15,39,64,.34) 46%,rgba(15,39,64,0) 78%)}
.hero-cont{position:absolute;inset:0;display:flex;align-items:center}
.hero-cont .container{width:100%}
.hero-copy{max-width:640px;color:#fff}
.hero-copy .kicker{display:inline-block;font-size:15px;letter-spacing:.22em;color:var(--sky);margin-bottom:20px;padding-bottom:10px;border-bottom:1px solid var(--accent)}
.hero-copy h1{font-family:var(--serif);font-size:clamp(34px,4.6vw,58px);line-height:1.18;font-weight:700;letter-spacing:.02em;margin-bottom:26px}
.hero-copy .btn{background:#fff;color:var(--fg)}
.hero-copy .btn:hover{background:var(--sky);color:var(--fg-deep)}
.hero-dots{position:absolute;bottom:26px;left:50%;transform:translateX(-50%);display:flex;gap:10px;z-index:5}
.hero-dots button{width:34px;height:4px;border-radius:2px;background:rgba(255,255,255,.35);border:none;transition:.35s}
.hero-dots button.active{background:var(--accent);width:52px}
.hero-arrow{position:absolute;top:50%;transform:translateY(-50%);width:52px;height:52px;border-radius:50%;border:1px solid rgba(255,255,255,.4);
  background:rgba(255,255,255,.08);color:#fff;display:grid;place-items:center;z-index:6;transition:.3s}
.hero-arrow:hover{background:var(--accent);border-color:var(--accent)}
.hero-arrow.prev{left:28px}.hero-arrow.next{right:28px}
.hero-arrow svg{width:20px;height:20px}

/* 四宫格入口 */
.hm-sec1{position:relative;z-index:4;margin-top:-64px}
.hm-sec1 .cont{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;background:var(--bg);border-radius:var(--radius);
  padding:26px;box-shadow:var(--shadow-md)}
.hm-sec1 .item a{display:flex;align-items:center;gap:16px;padding:18px 20px;border-radius:12px;transition:.35s var(--ease)}
.hm-sec1 .item a:hover{background:var(--surface)}
.hm-sec1 .img{width:56px;height:56px;flex-shrink:0;border-radius:14px;background:var(--sky);display:grid;place-items:center;overflow:hidden}
.hm-sec1 .img img{width:56px;height:56px;object-fit:cover}
.hm-sec1 .font h3{font-family:var(--serif);font-size:20px;font-weight:700;color:var(--fg)}
.hm-sec1 .font p{font-size:14px;color:var(--muted);margin-top:2px}
.hm-sec1 .f_icon{margin-left:auto;opacity:.85}
.hm-sec1 .f_icon img{width:22px;height:22px}

/* ============ 品牌介绍 ============ */
.about{padding:110px 0 70px}
.about .cont{display:grid;grid-template-columns:1.05fr .95fr;gap:64px;align-items:center}
.about .font .f_tit{font-family:var(--serif);font-size:clamp(28px,3vw,40px);font-weight:700;line-height:1.3}
.about .font .text{margin-top:22px;color:var(--muted);font-size:16px}
.about .font .text p+p{margin-top:14px}
.about .img{position:relative;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-lg);aspect-ratio:932/550}
.about .img img{width:100%;height:100%;object-fit:cover}
.about .f_jt{margin-top:64px;display:grid;grid-template-columns:repeat(5,1fr);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.about .f_jt .item{position:relative;padding:34px 22px;text-align:center}
.about .f_jt .item+.item::before{content:"";position:absolute;left:0;top:22%;bottom:22%;width:1px;background:var(--border)}
.about .f_jt .li h3{font-size:15px;color:var(--muted);font-weight:500}
.about .f_jt .shu{font-family:var(--serif);font-size:42px;font-weight:700;color:var(--fg);line-height:1.1;margin-top:8px}
.about .f_jt .shu .unit{color:var(--accent);font-size:.55em;font-weight:700;margin-left:2px}

/* ============ 服务体系（山水母题） ============ */
.service{position:relative;padding:120px 0;overflow:hidden;background:linear-gradient(180deg,var(--bg),var(--sky-soft))}
.service .mountains{position:absolute;left:0;right:0;bottom:0;height:340px;opacity:.9;pointer-events:none}
.service .mountains svg{width:100%;height:100%;display:block}
.service .inner{position:relative;z-index:2;text-align:center}
.service .eyebrow{justify-content:center}
.service .eyebrow::after{content:"";width:34px;height:1px;background:var(--accent)}
.service .sec-title{margin-top:16px}
.service .sec-lead{margin-left:auto;margin-right:auto}
.service .pillars{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:56px;text-align:left}
.pillar{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);padding:30px 26px;transition:.4s var(--ease);position:relative;overflow:hidden}
.pillar::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform .4s var(--ease)}
.pillar:hover{transform:translateY(-6px);box-shadow:var(--shadow-md);border-color:color-mix(in srgb,var(--border) 40%,var(--accent))}
.pillar:hover::before{transform:scaleX(1)}
.pillar .no{font-family:var(--serif);font-size:14px;color:var(--accent);letter-spacing:.2em}
.pillar h3{font-family:var(--serif);font-size:22px;font-weight:700;margin:12px 0 10px}
.pillar p{color:var(--muted);font-size:14.5px}
.pillar .tag{display:inline-block;margin-top:16px;font-size:13px;color:var(--fg);background:var(--sky);padding:4px 12px;border-radius:999px}

/* ============ 服务体系图 ============ */
.diagram{padding:70px 0 100px}
.diagram .wrap{text-align:center}
.diagram .frame{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-md);background:var(--sky-soft)}
.diagram .frame img{width:100%;height:auto}
.diagram .btn{margin-top:40px}

/* ============ 行业标杆 logo 墙 ============ */
.clients{padding:80px 0 60px}
.clients .hm_tit{text-align:center;margin-bottom:44px}
.clients .hm_tit .eyebrow{justify-content:center}
.clients .hm_tit .eyebrow::after{content:"";width:34px;height:1px;background:var(--accent)}
.clients .hm_tit .sec-title{margin-top:16px}
.marquee{overflow:hidden;position:relative;-webkit-mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);
  mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent)}
.marquee-track{display:flex;gap:16px;width:max-content;animation:scroll 46s linear infinite}
.marquee:hover .marquee-track{animation-play-state:paused}
@keyframes scroll{to{transform:translateX(-50%)}}
.marquee .logo-cell{flex-shrink:0;width:168px;height:96px;background:#fff;border:1px solid var(--border);border-radius:12px;
  display:grid;place-items:center;padding:16px;transition:.3s}
.marquee .logo-cell:hover{border-color:var(--accent);box-shadow:var(--shadow-sm)}
.marquee .logo-cell img{max-width:100%;max-height:100%;object-fit:contain;filter:grayscale(1);opacity:.82;transition:.3s}
.marquee .logo-cell:hover img{filter:none;opacity:1}

/* ============ 客户服务案例 ============ */
.cases{position:relative;padding:90px 0}
.cases .bgdeco{position:absolute;inset:0;overflow:hidden;pointer-events:none}
.cases .bgdeco img{width:100%;height:100%;object-fit:cover;opacity:.35}
.cases .inner{position:relative;z-index:2}
.cases .idx-title{text-align:center;margin-bottom:44px}
.cases .idx-title .eyebrow{justify-content:center}
.cases .idx-title .eyebrow::after{content:"";width:34px;height:1px;background:var(--accent)}
.cases .idx-title .sec-title{margin-top:16px}
.cases-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:26px;align-items:stretch}
.case-big{position:relative;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-lg);display:block;min-height:430px}
.case-big img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease);position:absolute;inset:0}
.case-big:hover img{transform:scale(1.05)}
.case-big .info{position:absolute;left:0;right:0;bottom:0;padding:34px;background:linear-gradient(180deg,transparent,rgba(15,39,64,.88));color:#fff}
.case-big .info h3{font-family:var(--serif);font-size:26px;font-weight:700;line-height:1.4}
.case-big .info .more{display:inline-flex;align-items:center;gap:8px;margin-top:12px;font-size:14px;color:var(--sky)}
.case-list{display:flex;flex-direction:column;gap:16px}
.case-list .item{flex:1;background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);padding:26px 28px;
  display:flex;flex-direction:column;justify-content:center;transition:.35s var(--ease);position:relative}
.case-list .item:hover{border-color:var(--accent);box-shadow:var(--shadow-md);transform:translateX(6px)}
.case-list .item .idx{font-family:var(--serif);font-size:15px;color:var(--accent);letter-spacing:.2em;margin-bottom:10px}
.case-list .item h3{font-family:var(--serif);font-size:19px;font-weight:700;line-height:1.45}
.case-list .item .arrow{margin-top:12px;color:var(--muted);font-size:14px;display:inline-flex;align-items:center;gap:6px}
.case-list .item:hover .arrow{color:var(--accent)}

/* ============ 最新动态 ============ */
.news{padding:90px 0}
.news .hm_tit{text-align:center;margin-bottom:44px}
.news .hm_tit .eyebrow{justify-content:center}
.news .hm_tit .eyebrow::after{content:"";width:34px;height:1px;background:var(--accent)}
.news .hm_tit .sec-title{margin-top:16px}
.news .cont{display:grid;grid-template-columns:1.3fr .7fr;gap:26px;align-items:stretch}
.news .lt .item{display:block;background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:.4s var(--ease);height:100%}
.news .lt .item:hover{box-shadow:var(--shadow-lg);transform:translateY(-4px)}
.news .lt .img{aspect-ratio:16/9;overflow:hidden}
.news .lt .img img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease)}
.news .lt .item:hover .img img{transform:scale(1.05)}
.news .lt .font{padding:26px 28px}
.news .lt .tit{font-family:var(--serif);font-size:22px;font-weight:700;line-height:1.4}
.news .lt .f_time,.news .gt .f_time{color:var(--accent);font-size:14px;margin-top:12px;display:inline-block}
.news .gt{display:flex;flex-direction:column;gap:26px}
.news .gt .item{display:flex;gap:18px;background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);padding:16px;transition:.35s var(--ease);align-items:center}
.news .gt .item:hover{border-color:var(--accent);box-shadow:var(--shadow-md)}
.news .gt .img{width:150px;flex-shrink:0;aspect-ratio:16/11;border-radius:10px;overflow:hidden}
.news .gt .img img{width:100%;height:100%;object-fit:cover}
.news .gt .tit{font-family:var(--serif);font-size:17px;font-weight:700;line-height:1.4}
.news .g_tc{text-align:center;margin-top:44px}

/* ============ 一键匹配 CTA ============ */
.cta{position:relative;padding:0 0 40px}
.cta .bag{position:relative;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-lg)}
.cta .bag img{width:100%;height:260px;object-fit:cover}
.cta .bag::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(15,39,64,.85),rgba(15,39,64,.4))}
.cta .cta-inner{position:absolute;inset:0;display:flex;align-items:center;justify-content:space-between;padding:0 56px;gap:30px}
.cta h2{font-family:var(--serif);font-size:clamp(24px,2.8vw,36px);font-weight:700;color:#fff}
.cta .btn{flex-shrink:0;background:#fff;color:var(--fg)}
.cta .btn:hover{background:var(--accent);color:#fff}

/* ============ 页脚 ============ */
.footer{background:linear-gradient(180deg,var(--fg) 0%,var(--fg-deep) 100%);color:color-mix(in srgb,#fff 78%,var(--sky));padding:70px 0 0;position:relative}
.footer .foot-top{border-bottom:1px solid rgba(255,255,255,.12)}
.footer-box{display:grid;grid-template-columns:1.4fr 2fr;gap:60px;padding-bottom:54px}
.foot-logo img{height:64px;width:auto;filter:brightness(0) invert(1);opacity:.95}
.foot-left .contact-info{margin-top:22px;font-size:14.5px;line-height:1.9;color:color-mix(in srgb,#fff 72%,var(--sky))}
.share-box{display:flex;gap:12px;margin-top:26px}
.share-box .item a{display:inline-grid;place-items:center;min-width:42px;height:42px;padding:0 14px;border-radius:999px;
  border:1px solid rgba(255,255,255,.22);font-size:13.5px;color:#fff;transition:.3s}
.share-box .item a:hover{background:var(--accent);border-color:var(--accent)}
.foot-nav{display:grid;grid-template-columns:repeat(4,1fr);gap:26px}
.foot-nav .headline a{font-family:var(--serif);font-size:17px;font-weight:700;color:#fff;letter-spacing:.02em}
.foot-nav .menu{margin-top:18px;display:flex;flex-direction:column;gap:11px}
.foot-nav .menu a{font-size:14px;color:color-mix(in srgb,#fff 66%,var(--sky));transition:.25s}
.foot-nav .menu a:hover{color:var(--accent);padding-left:3px}
.footer-bottom{padding:24px 0;background:rgba(0,0,0,.18)}
.footer-copy{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:14px;font-size:13.5px;color:color-mix(in srgb,#fff 62%,var(--sky))}
.footer-copy a{color:color-mix(in srgb,#fff 72%,var(--sky));margin:0 4px;transition:.25s}
.footer-copy a:hover{color:var(--accent)}
.footer-copy .links{display:flex;gap:16px}

/* ============ 右侧浮动栏 ============ */
.fixedgt{position:fixed;right:22px;top:50%;transform:translateY(-50%);z-index:150;display:flex;flex-direction:column;gap:10px}
.fixedgt .item{position:relative;width:56px;height:60px;border-radius:14px;background:var(--bg);border:1px solid var(--border);
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;box-shadow:var(--shadow-sm);cursor:pointer;transition:.3s}
.fixedgt .item:hover{background:var(--fg);border-color:var(--fg)}
.fixedgt .item img{width:21px;height:21px}
.fixedgt .item p{font-size:11px;color:var(--muted);line-height:1;transition:.3s}
.fixedgt .item:hover p{color:#fff}
.fixedgt .f_tel_hover,.fixedgt .qrcode-box{position:absolute;right:70px;top:50%;transform:translateY(-50%) translateX(8px);background:var(--fg);color:#fff;
  border-radius:10px;padding:14px 18px;white-space:nowrap;font-size:15px;opacity:0;visibility:hidden;transition:.3s var(--ease);box-shadow:var(--shadow-md)}
.fixedgt .item:hover .f_tel_hover,.fixedgt .item:hover .qrcode-box{opacity:1;visibility:visible;transform:translateY(-50%) translateX(0)}
.fixedgt .qrcode-box{padding:12px}
.fixedgt .qrcode-box .img{width:130px;height:156px;border-radius:8px;overflow:hidden;background:#fff}
.fixedgt .qrcode-box img{width:100%;height:100%;object-fit:cover}

/* ============ 弹窗表单 ============ */
.popup{position:fixed;inset:0;z-index:400;display:none;align-items:center;justify-content:center;padding:24px;background:rgba(15,39,64,.55);
  backdrop-filter:blur(4px)}
.popup.show{display:flex}
.popup .cont{position:relative;display:grid;grid-template-columns:.82fr 1.18fr;width:min(940px,100%);max-height:92vh;overflow:hidden;
  background:var(--bg);border-radius:18px;box-shadow:var(--shadow-lg)}
.popup .lt{position:relative;background-size:cover;background-position:center;color:#fff;display:flex;flex-direction:column;justify-content:flex-end;padding:34px}
.popup .lt::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(15,39,64,.15),rgba(15,39,64,.75))}
.popup .lt>*{position:relative;z-index:2}
.popup .lt .f_tit{font-family:var(--serif);font-size:26px;font-weight:700}
.popup .gt{padding:40px 44px;overflow-y:auto}
.popup .fclose{position:absolute;top:16px;right:16px;width:40px;height:40px;border-radius:50%;background:var(--surface);
  display:grid;place-items:center;cursor:pointer;z-index:5;transition:.3s}
.popup .fclose:hover{background:var(--accent)}
.popup .fclose svg{width:16px;height:16px;stroke:var(--fg)}
.popup .fclose:hover svg{stroke:#fff}
.popup .gt .f_tit{font-family:var(--serif);font-size:26px;font-weight:700}
.popup .gt .text{color:var(--muted);font-size:14.5px;margin:8px 0 24px}
.popup form{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.popup .item{display:flex;flex-direction:column;gap:7px}
.popup .item.f_textarea{grid-column:1/-1}
.popup .item .name{font-size:13.5px;color:var(--fg);font-weight:600}
.popup .item .name span{color:var(--accent)}
.popup .f_int input,.popup .f_int select,.popup .f_int textarea{width:100%;height:46px;border:1px solid var(--border);border-radius:10px;
  background:#fff;padding:0 14px;font-size:14.5px;font-family:inherit;color:var(--fg);transition:.25s}
.popup .f_int textarea{height:96px;padding:12px 14px;resize:vertical}
.popup .f_int input:focus,.popup .f_int select:focus,.popup .f_int textarea:focus{border-color:var(--accent);outline:none;box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 18%,transparent)}
.popup .f_sub{grid-column:1/-1;width:100%;margin-top:6px}

/* 回到顶部 */
.backtop{position:fixed;right:22px;bottom:26px;z-index:150;width:56px;height:56px;border-radius:14px;background:var(--fg);color:#fff;
  display:grid;place-items:center;box-shadow:var(--shadow-md);opacity:0;visibility:hidden;transition:.3s;border:none}
.backtop.show{opacity:1;visibility:visible}
.backtop:hover{background:var(--accent)}
.backtop svg{width:20px;height:20px}

/* 入场动画 */
.reveal{opacity:1;transform:none}
.reveal.in{opacity:1;transform:none}

/* ============ 响应式 ============ */
@media (max-width:1180px){
  .header nav>ul>li>a{padding:0 11px;font-size:15px}
  .ghead_tel{display:none}
  .cases-grid{grid-template-columns:1fr}
  .case-list{display:grid;grid-template-columns:1fr 1fr}
  .news .cont{grid-template-columns:1fr}
  .foot-nav{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:900px){
  .header nav{display:none}
  .mobile-switch{display:flex}
  .header-box{padding:0 20px;height:68px}
  .header .column{gap:12px}
  .hero{margin-top:68px}
  .hero-slide .bag{height:520px;min-height:420px}
  .hm-sec1{margin-top:0;padding-top:24px}
  .hm-sec1 .cont{grid-template-columns:repeat(2,1fr);padding:16px}
  .about .cont{grid-template-columns:1fr;gap:36px}
  .about .f_jt{grid-template-columns:repeat(2,1fr)}
  .about .f_jt .item+.item::before{display:none}
  .service .pillars{grid-template-columns:repeat(2,1fr)}
  .footer-box{grid-template-columns:1fr;gap:40px}
  .popup .cont{grid-template-columns:1fr}
  .popup .lt{display:none}
  .fixedgt{right:12px}
}
@media (max-width:560px){
  .container{padding:0 20px}
  .hm-sec1 .cont{grid-template-columns:1fr;gap:10px}
  .about .f_jt{grid-template-columns:repeat(2,1fr)}
  .about .f_jt .item{padding:24px 12px}
  .about .f_jt .shu{font-size:34px}
  .service .pillars{grid-template-columns:1fr}
  .case-list{grid-template-columns:1fr}
  .cta .cta-inner{flex-direction:column;justify-content:center;text-align:center;padding:0 24px}
  .cta .bag img{height:300px}
  .footer-copy{flex-direction:column;align-items:flex-start}
  .hero-slide .bag{height:460px}
  .hero-copy h1{font-size:32px}
  .hero-arrow{display:none}
  .popup .gt{padding:28px 20px}
  .popup form{grid-template-columns:1fr}
  .fixedgt{display:none}
}

/* ===================== 子页通用 ===================== */
.page{padding-top:80px}
@media (max-width:900px){.page{padding-top:68px}}

/* 子页 banner */
.page-banner{position:relative;height:min(52vh,460px);min-height:320px;display:flex;align-items:center;overflow:hidden}
.page-banner .bg{position:absolute;inset:0}
.page-banner .bg img{width:100%;height:100%;object-fit:cover}

/* 内容配图：课程阶段、服务卡和案例卡 */
.course-stage-grid>div{display:grid!important;grid-template-columns:180px 1fr;column-gap:24px;align-items:center;overflow:hidden}
.course-stage-grid>div::before{content:"";grid-row:1/3;width:180px;height:150px;border-radius:12px;background-size:cover;background-position:center;box-shadow:var(--shadow-sm)}
.course-business>div:nth-child(1)::before{background-image:url('../images/dazhixing/course-icons/b01.svg')}
.course-business>div:nth-child(2)::before{background-image:url('../images/dazhixing/course-icons/b02.svg')}
.course-business>div:nth-child(3)::before{background-image:url('../images/dazhixing/course-icons/b03.svg')}
.course-business>div:nth-child(4)::before{background-image:url('../images/dazhixing/course-icons/b04.svg')}
.course-business>div:nth-child(5)::before{background-image:url('../images/dazhixing/course-icons/b05.svg')}
.course-operations>div:nth-child(1)::before{background-image:url('../images/dazhixing/course-icons/o01.svg')}
.course-operations>div:nth-child(2)::before{background-image:url('../images/dazhixing/course-icons/o02.svg')}
.course-operations>div:nth-child(3)::before{background-image:url('../images/dazhixing/course-icons/o03.svg')}
.course-operations>div:nth-child(4)::before{background-image:url('../images/dazhixing/course-icons/o04.svg')}
.course-operations>div:nth-child(5)::before{background-image:url('../images/dazhixing/course-icons/o05.svg')}
.course-management>div:nth-child(1)::before{background-image:url('../images/dazhixing/course-icons/m01.svg')}
.course-management>div:nth-child(2)::before{background-image:url('../images/dazhixing/course-icons/m02.svg')}
.course-management>div:nth-child(3)::before{background-image:url('../images/dazhixing/course-icons/m03.svg')}
.course-management>div:nth-child(4)::before{background-image:url('../images/dazhixing/course-icons/m04.svg')}
.course-management>div:nth-child(5)::before{background-image:url('../images/dazhixing/course-icons/m05.svg')}
.course-ai>div:nth-child(1)::before{background-image:url('../images/dazhixing/course-icons/a01.svg')}
.real-gallery{padding:0 0 88px}.real-gallery .grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:18px;margin-top:30px}.real-gallery figure{margin:0;border-radius:14px;overflow:hidden;background:var(--sky-soft);box-shadow:var(--shadow-sm);position:relative;min-height:250px}.real-gallery figure:first-child{grid-row:span 2}.real-gallery img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0}.real-gallery figcaption{position:absolute;left:0;right:0;bottom:0;padding:34px 18px 14px;color:#fff;font-size:14px;background:linear-gradient(transparent,rgba(16,41,63,.82))}
.pillar::before{content:"";display:block;height:116px;margin:-2px -2px 20px;border-radius:12px 12px 8px 8px;background-size:cover;background-position:center}
@media(max-width:680px){.course-stage-grid>div{grid-template-columns:1fr}.course-stage-grid>div::before{grid-row:auto;width:100%;height:180px;margin-bottom:18px}.pillar::before{height:160px}.real-gallery .grid{grid-template-columns:1fr}.real-gallery figure,.real-gallery figure:first-child{min-height:220px;grid-row:auto}}
.page-banner .bg::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(15,39,64,.82) 0%,rgba(15,39,64,.5) 55%,rgba(15,39,64,.25) 100%)}
.page-banner .cont{position:relative;z-index:2;width:100%}
.page-banner h1{font-family:var(--serif);font-size:clamp(30px,4vw,52px);font-weight:700;color:#fff;letter-spacing:.03em}
.page-banner .sub{margin-top:14px;color:var(--sky);font-size:16px;letter-spacing:.06em}
.crumb{margin-top:22px;display:inline-flex;align-items:center;gap:10px;font-size:14px;color:color-mix(in srgb,#fff 78%,var(--sky))}
.crumb a{transition:.25s}.crumb a:hover{color:var(--accent)}
.crumb .sep{opacity:.6}

/* 板块标题（带字母编号） */
.sec-head{display:flex;align-items:center;gap:18px;margin-bottom:40px}
.sec-head .letter{font-family:var(--serif);font-size:clamp(30px,3vw,44px);font-weight:700;color:var(--accent);line-height:1}
.sec-head h2{font-family:var(--serif);font-size:clamp(24px,2.6vw,36px);font-weight:700;color:var(--fg)}
.sec-head .line{flex:1;height:1px;background:var(--border)}

/* 产品卡 grid（chanpin） */
.pro-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.pro-card{display:block;background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:.4s var(--ease)}
.pro-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:color-mix(in srgb,var(--border) 40%,var(--accent))}
.pro-card .img{aspect-ratio:16/10;overflow:hidden;background:var(--sky-soft)}
.pro-card .img img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease)}
.pro-card:hover .img img{transform:scale(1.06)}
.pro-card .font{padding:20px 22px;display:flex;align-items:center;justify-content:space-between;gap:12px}
.pro-card .font h3{font-family:var(--serif);font-size:19px;font-weight:700;color:var(--fg)}
.pro-card .font .more{color:var(--accent);font-size:13px;white-space:nowrap;display:inline-flex;align-items:center;gap:4px}

/* 团队 grid（zhuanjiatuandui） */
.team-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.team-card{display:block;background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:.4s var(--ease)}
.team-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md);border-color:color-mix(in srgb,var(--border) 40%,var(--accent))}
.team-card .img{aspect-ratio:4/3;overflow:hidden;background:var(--sky-soft)}
.team-card .img img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease)}
.team-card:hover .img img{transform:scale(1.05)}
.team-card .font{padding:18px 20px 20px}
.team-card .font h3{font-family:var(--serif);font-size:19px;font-weight:700;color:var(--fg)}
.team-card .font p{font-size:13.5px;color:var(--muted);margin-top:5px}
.team-card .font .g_more{margin-top:12px;font-size:13px;color:var(--accent)}

/* 筛选导航 + 搜索 */
.filter-bar{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-bottom:34px}
.filter-nav{display:flex;flex-wrap:wrap;gap:10px}
.filter-nav a{display:inline-flex;align-items:center;height:40px;padding:0 20px;border-radius:999px;border:1px solid var(--border);
  font-size:14px;color:var(--muted);transition:.3s;background:var(--bg)}
.filter-nav a:hover{border-color:var(--accent);color:var(--accent)}
.filter-nav a.on{background:var(--fg);border-color:var(--fg);color:#fff}
.search-box{display:flex;align-items:center;gap:0;border:1px solid var(--border);border-radius:999px;overflow:hidden;background:#fff}
.search-box input{width:200px;height:40px;border:none;outline:none;padding:0 16px;font-size:14px;font-family:inherit;color:var(--fg);background:transparent}
.search-box button{width:44px;height:40px;border:none;background:var(--fg);color:#fff;display:grid;place-items:center;transition:.3s}
.search-box button:hover{background:var(--accent)}
.search-box button svg{width:16px;height:16px}
.result-tip{font-size:14px;color:var(--muted);margin-bottom:8px}

/* 案例 grid（maoluanliku） */
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.case-card{display:block;background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:.4s var(--ease)}
.case-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:color-mix(in srgb,var(--border) 40%,var(--accent))}
.case-card .img{aspect-ratio:16/11;overflow:hidden;background:var(--sky-soft);position:relative}
.case-card .img>img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease)}
.case-card:hover .img>img{transform:scale(1.05)}
.case-card .logo{position:absolute;left:14px;bottom:14px;width:52px;height:52px;border-radius:10px;background:#fff;box-shadow:var(--shadow-sm);
  display:grid;place-items:center;overflow:hidden;padding:6px}
.case-card .logo img{max-width:100%;max-height:100%;object-fit:contain}
.case-card .font{padding:20px 22px}
.case-card .cat{font-size:13px;color:var(--accent);letter-spacing:.04em}
.case-card .font h3{font-family:var(--serif);font-size:18px;font-weight:700;line-height:1.5;color:var(--fg);margin-top:8px}
.case-card .but{margin-top:14px;display:inline-flex;align-items:center;gap:6px;font-size:13.5px;color:var(--muted)}
.case-card:hover .but{color:var(--accent)}

/* 文章 grid（maoluzhiku） */
.article-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.article-card{display:block;background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:.4s var(--ease)}
.article-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:color-mix(in srgb,var(--border) 40%,var(--accent))}
.article-card .img{aspect-ratio:16/9;overflow:hidden;background:var(--sky-soft)}
.article-card .img img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease)}
.article-card:hover .img img{transform:scale(1.05)}
.article-card .font{padding:20px 22px}
.article-card h3{font-family:var(--serif);font-size:18px;font-weight:700;line-height:1.5;color:var(--fg)}
.article-card .f_time{margin-top:12px;display:inline-flex;align-items:center;gap:6px;font-size:13.5px;color:var(--accent)}
.article-card .f_time svg{width:14px;height:14px}

/* 我们是谁（guanyuwomen） */
.who-sec{padding:100px 0}
.who-sec .cont{display:grid;grid-template-columns:1.1fr .9fr;gap:60px;align-items:center}
.who-sec .li{display:flex;gap:22px;padding:26px 0;border-bottom:1px solid var(--border)}
.who-sec .li:last-child{border-bottom:none}
.who-sec .li i{font-style:normal;font-family:var(--serif);font-size:16px;color:var(--accent);letter-spacing:.1em;flex-shrink:0;padding-top:6px}
.who-sec .li h3{font-family:var(--serif);font-size:24px;font-weight:700;color:var(--fg)}
.who-sec .li p{color:var(--muted);font-size:15px;margin-top:8px}
.who-sec .img{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-lg);aspect-ratio:4/5}
.who-sec .img img{width:100%;height:100%;object-fit:cover}

/* 为什么选择（5 点） */
.feature-sec{padding:90px 0;background:var(--surface)}
.feature-sec .cont{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;margin-top:46px}
.feature-card{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:.4s var(--ease)}
.feature-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md);border-color:color-mix(in srgb,var(--border) 40%,var(--accent))}
.feature-card .img{aspect-ratio:16/10;overflow:hidden}
.feature-card .img img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease)}
.feature-card:hover .img img{transform:scale(1.05)}
.feature-card .font{padding:22px 24px 26px}
.feature-card h3{font-family:var(--serif);font-size:20px;font-weight:700;color:var(--fg)}
.feature-card p{color:var(--muted);font-size:14.5px;margin-top:10px}

/* 发展历程（timeline） */
.timeline-sec{padding:90px 0}
.timeline{display:grid;grid-template-columns:repeat(5,1fr);gap:22px;margin-top:46px}
.tl-item{position:relative;background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:.35s var(--ease)}
.tl-item:hover{transform:translateY(-6px);box-shadow:var(--shadow-md);border-color:color-mix(in srgb,var(--border) 40%,var(--accent))}
.tl-item .img{aspect-ratio:4/3;overflow:hidden;background:var(--sky-soft)}
.tl-item .img img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease)}
.tl-item:hover .img img{transform:scale(1.05)}
.tl-item .font{padding:18px 20px 22px}
.tl-item .year{font-family:var(--serif);font-size:28px;font-weight:700;color:var(--accent)}
.tl-item h3{font-family:var(--serif);font-size:17px;font-weight:700;color:var(--fg);margin-top:4px}
.tl-item p{color:var(--muted);font-size:13.5px;margin-top:8px;line-height:1.65}

/* 区块间距 */
.ptb{padding:90px 0}
.section-gap{margin-top:70px}

/* 响应式（子页） */
@media (max-width:1180px){
  .pro-grid,.case-grid,.article-grid{grid-template-columns:repeat(2,1fr)}
  .team-grid{grid-template-columns:repeat(3,1fr)}
  .feature-sec .cont{grid-template-columns:repeat(2,1fr)}
  .timeline{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:900px){
  .who-sec .cont{grid-template-columns:1fr;gap:36px}
  .team-grid{grid-template-columns:repeat(2,1fr)}
  .timeline{grid-template-columns:repeat(2,1fr)}
  .page-banner{height:340px;min-height:300px}
}
@media (max-width:560px){
  .pro-grid,.case-grid,.article-grid{grid-template-columns:1fr}
  .feature-sec .cont{grid-template-columns:1fr}
  .timeline{grid-template-columns:1fr}
  .team-grid{grid-template-columns:repeat(2,1fr);gap:14px}
  .search-box input{width:140px}
  .sec-head{flex-wrap:wrap}
}

/* 通用居中区块标题（子页复用） */
.idx-title,.hm_tit{text-align:center;margin-bottom:44px}
.idx-title .eyebrow,.hm_tit .eyebrow{justify-content:center}
.idx-title .eyebrow::after,.hm_tit .eyebrow::after{content:"";width:34px;height:1px;background:var(--accent)}
.idx-title .sec-title,.hm_tit .sec-title{margin-top:16px}

/* 达知行 · 文字印章图标（四宫格/条目） */
.hm-sec1 .zi{font-family:var(--serif);font-size:26px;font-weight:700;color:var(--accent);line-height:1}
/* 达知行 · 能力墙文字单元 */
.marquee .logo-cell .txt{font-family:var(--serif);font-size:20px;font-weight:700;color:var(--fg);letter-spacing:.08em}


/* 真实项目记录：照片与课程功能图分层使用 */
.proof-section{padding:88px 0;background:linear-gradient(180deg,#f6f8fb 0%,#fff 100%)}
.proof-section.white{background:#fff}.proof-section.compact{padding:72px 0}
.proof-head{display:flex;align-items:end;justify-content:space-between;gap:28px;margin-bottom:30px}
.proof-head .sec-lead{max-width:570px;margin:0;text-align:left}
.proof-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.proof-grid.four{grid-template-columns:repeat(4,minmax(0,1fr))}
.proof-card{position:relative;overflow:hidden;margin:0;border-radius:16px;min-height:270px;background:#dfe8f1;box-shadow:var(--shadow-sm);border:1px solid rgba(25,60,91,.08)}
.proof-card.tall{min-height:430px}.proof-card.wide{grid-column:span 2}
.proof-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease)}
.proof-card:hover img{transform:scale(1.025)}
.proof-card figcaption{position:absolute;left:0;right:0;bottom:0;padding:52px 20px 18px;color:#fff;background:linear-gradient(transparent,rgba(10,31,50,.9));display:flex;flex-direction:column;gap:5px}
.proof-card figcaption b{font-family:var(--serif);font-size:18px;letter-spacing:.02em}.proof-card figcaption span{font-size:12px;letter-spacing:.12em;color:#d8e7f3}
.proof-note{display:inline-flex;align-items:center;gap:8px;margin-top:20px;color:var(--muted);font-size:13px}.proof-note::before{content:"";width:24px;height:1px;background:var(--accent)}
.course-scene{padding:0 0 84px}.course-scene .proof-grid{margin-top:28px}
.course-stage-grid>div::before{background-size:cover!important;background-color:#eaf1f7;border:1px solid rgba(25,60,91,.08);box-shadow:none!important}
@media(max-width:900px){.proof-grid,.proof-grid.four{grid-template-columns:repeat(2,minmax(0,1fr))}.proof-card.wide{grid-column:span 1}.proof-head{align-items:flex-start;flex-direction:column}.proof-card{min-height:250px}.proof-card.tall{min-height:380px}}
@media(max-width:560px){.proof-section{padding:64px 0}.proof-grid,.proof-grid.four{grid-template-columns:1fr}.proof-card,.proof-card.tall{min-height:310px}}

.proof-grid:has(>.proof-card:nth-child(4):last-child){grid-template-columns:repeat(4,minmax(0,1fr))}
@media(max-width:900px){.proof-grid:has(>.proof-card:nth-child(4):last-child){grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:560px){.proof-grid:has(>.proof-card:nth-child(4):last-child){grid-template-columns:1fr}}
.proof-grid:has(>.proof-card:nth-child(3):last-child) .proof-card.wide{grid-row:span 2;min-height:560px}
@media(max-width:900px){.proof-grid:has(>.proof-card:nth-child(3):last-child) .proof-card.wide{grid-row:auto;min-height:380px}}
@media(max-width:560px){.proof-grid:has(>.proof-card:nth-child(3):last-child) .proof-card.wide{min-height:310px}}


/* AI视觉优化：补齐课程、服务、能力与功能页面配图 */
.capability-visual{max-width:920px;margin:0 auto 32px;display:grid;grid-template-columns:1.35fr .65fr;align-items:stretch;border:1px solid var(--border);border-radius:18px;overflow:hidden;background:#fff;box-shadow:var(--shadow-sm)}
.capability-visual img{width:100%;height:290px;object-fit:cover}.capability-visual>div{padding:34px 28px;display:flex;flex-direction:column;justify-content:center;gap:12px;background:linear-gradient(150deg,#f9f6ef,#eef4f8)}
.capability-visual strong{font-family:var(--serif);font-size:22px;color:var(--fg)}.capability-visual span{font-size:14px;line-height:1.8;color:var(--muted)}
.course-intro-visual{position:relative;margin:0 0 42px;border-radius:18px;overflow:hidden;min-height:350px;background:#edf3f7;box-shadow:var(--shadow-sm);border:1px solid rgba(25,60,91,.08)}
.course-intro-visual img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}.course-intro-visual::after{content:"";position:absolute;inset:50% 0 0;background:linear-gradient(transparent,rgba(10,31,50,.82))}
.course-intro-visual figcaption{position:absolute;z-index:2;left:24px;right:24px;bottom:20px;color:#fff;font-family:var(--serif);font-size:19px}
.policy-visual{margin:0 0 36px;border-radius:18px;overflow:hidden;background:#edf3f7;border:1px solid var(--border);box-shadow:var(--shadow-sm)}
.policy-visual img{display:block;width:100%;max-height:420px;object-fit:cover}.policy-visual figcaption{padding:14px 18px;color:var(--muted);font-size:13px;background:#fff}
.hm-sec1 .img{background:#eef4f8}.hm-sec1 .img img{transform:scale(1.35)}
.news .item .img img,.pro-card .img img{filter:saturate(.94) contrast(1.02)}
@media(max-width:760px){.capability-visual{grid-template-columns:1fr}.capability-visual img{height:230px}.course-intro-visual{min-height:240px}.policy-visual img{max-height:280px}}

/* Photo presentation */
.hero-slide .bag img,.page-banner .bg img,.pro-card .img img,.news .item .img img,.proof-card img,.course-intro-visual img,.frame img,.capability-visual img{image-rendering:auto;filter:saturate(.96) contrast(1.035);transform:translateZ(0)}
.hero-slide .bag img,.page-banner .bg img{object-position:center 38%}

/* Restored photography */

/* Editorial system: restrained photography, consistent diagrams and captions. */
:root{--radius:12px;--shadow-sm:0 2px 8px rgba(25,61,96,.035);--shadow-md:0 5px 16px rgba(25,61,96,.045);--shadow-lg:0 8px 24px rgba(25,61,96,.05)}
.editorial-hero{margin-top:80px;padding:68px 0 76px;background:#f1f2ed;border-bottom:1px solid var(--border)}
.editorial-hero>.container{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
.editorial-hero h1{font-family:var(--serif);font-size:clamp(34px,3.4vw,52px);line-height:1.4;margin:22px 0;color:var(--fg)}
.editorial-hero-copy>p{max-width:440px;font-size:17px;line-height:1.9;color:var(--muted);margin-bottom:30px}
.editorial-hero-photo{margin:0;overflow:hidden;border-radius:12px;background:var(--bg);border:1px solid var(--border)}
.editorial-hero-photo img{width:100%;aspect-ratio:4/3;object-fit:cover;object-position:center;display:block}
.editorial-hero-photo figcaption{padding:16px 20px;display:flex;justify-content:space-between;font-size:14px;color:var(--fg)}
.editorial-hero-photo figcaption span{color:var(--muted);font-size:12px}
.hero-text-link{display:inline-block;margin:16px 0 0 20px;font-size:14px;color:var(--muted)}
.hm-sec1{margin-top:0;padding-top:24px}.hm-sec1 .cont{box-shadow:none;border:1px solid var(--border);padding:12px;gap:0}.hm-sec1 .item a{padding:18px 14px;gap:12px}.hm-sec1 .font h3{font-size:17px}.hm-sec1 .font p{font-size:12px}.hm-sec1 .img{background:transparent;width:40px;height:40px}.hm-sec1 .img img{width:36px;height:36px;transform:none;object-fit:contain}
.page-banner{height:auto!important;min-height:270px!important;padding:64px 0;background:#193d60;border-bottom:4px solid #b58a45}
.page-banner::after{content:"";position:absolute;right:6%;top:-70px;width:370px;height:370px;border:1px solid rgba(255,255,255,.09);border-radius:50%;box-shadow:0 0 0 55px rgba(255,255,255,.025);pointer-events:none}.page-banner h1{font-size:clamp(32px,3.6vw,48px)}.page-banner .sub{max-width:780px;letter-spacing:.02em}
.editorial-map{padding:36px;background:#f0f2ef;border:1px solid #dce2dd;border-radius:12px;text-align:left;width:100%}.map-label{font-size:12px;letter-spacing:.1em;color:#657481}.editorial-map h3{font-family:var(--serif);font-size:28px;margin:14px 0 30px}.map-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.map-grid>div{border-top:2px solid #b58a45;padding-top:18px}.map-grid span{display:block;color:#b58a45;font-size:12px;margin-bottom:12px}.map-grid strong{display:block;font-size:19px}.map-grid p{font-size:13px;color:var(--muted);margin:10px 0 0;line-height:1.8}
.course-catalog{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;width:100%}.news:has(.course-catalog) .cont{display:block}.course-catalog .item{display:block!important;background:#fff;border:1px solid var(--border);border-radius:12px;overflow:hidden}.course-catalog .img{width:100%!important;aspect-ratio:16/9!important;height:auto!important;border-radius:0!important}.course-catalog .font{padding:20px}.course-catalog h3{font-size:20px!important}.course-catalog .f_time{font-size:11px!important}.concept-visual{object-fit:contain!important;filter:none!important;transform:none!important}
.pro-card{box-shadow:none!important;border:1px solid var(--border)}.pro-card .img{aspect-ratio:16/9;height:auto!important}.pro-card .img img{width:100%;height:100%}.pro-card:hover .img img{transform:none}
.pillar::before{position:absolute;inset:0 0 auto!important;height:3px!important;margin:0!important;border-radius:0!important;background:var(--accent)!important}.service .mountains{opacity:.14}.pillar{box-shadow:none}
.proof-section,.proof-section.white,.proof-section.compact,.real-gallery{padding:72px 0;background:#f7f7f3}.proof-grid,.proof-grid.four,.real-gallery .grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}.proof-grid.curated-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.proof-card,.proof-card.tall,.real-gallery figure,.real-gallery figure:first-child{position:relative;min-height:0!important;grid-column:auto;grid-row:auto;background:#fff;border:1px solid var(--border);border-radius:12px;box-shadow:none;margin:0;overflow:hidden}
.proof-card img,.real-gallery img{position:static;inset:auto;width:100%;height:auto;aspect-ratio:16/10;object-fit:cover;display:block;transform:none}
.proof-card figcaption,.real-gallery figcaption{position:static;padding:19px 20px 22px;background:#fff;color:var(--fg);display:flex;flex-direction:column;gap:6px}.proof-card figcaption span{color:var(--muted);font-size:12px}.proof-card figcaption b{font-size:18px}.proof-note{font-size:11px;opacity:.8}
.concept-case{background:#f0f2ef!important}.concept-case>img{object-fit:contain!important}.case-big.concept-case::after{display:none}.case-big.concept-case .info{background:var(--fg);padding:22px!important}.case-big.concept-case .info h3{font-size:20px}
.cta .bag{background:#193d60;min-height:200px;border-radius:12px;box-shadow:none}.cta .bag::after{display:none}.cta .cta-inner{position:relative;min-height:200px}.cta{padding-top:48px}
.team-grid .team-card:first-child .img{aspect-ratio:4/3!important}.team-grid .team-card:first-child img{object-position:center 65%!important}.capability-visual img{object-fit:contain}
@media(max-width:900px){.editorial-hero>.container{gap:28px}.editorial-hero h1{font-size:34px}.editorial-hero{padding:42px 0}.course-catalog{grid-template-columns:repeat(2,1fr)}.hm-sec1 .cont{grid-template-columns:repeat(2,1fr)}.proof-head{gap:16px}.editorial-map{padding:26px}.map-grid{gap:16px}}
@media(max-width:680px){.editorial-hero{margin-top:68px;padding:36px 0}.editorial-hero>.container{grid-template-columns:1fr}.editorial-hero h1{font-size:33px}.editorial-hero-copy>p{font-size:15px}.editorial-hero-photo img{aspect-ratio:16/10}.hero-text-link{margin-left:12px}.editorial-hero-photo figcaption{font-size:12px;padding:14px}.editorial-hero-photo figcaption span{font-size:10px}.hm-sec1 .item a{padding:12px 5px;gap:8px}.hm-sec1 .font h3{font-size:14px}.hm-sec1 .font p{font-size:10px}.hm-sec1 .f_icon{display:none}.hm-sec1 .img{width:30px;flex-shrink:0}.hm-sec1 .img img{width:27px}.page-banner{min-height:240px!important;padding:44px 0}.page-banner::after{right:-180px}.proof-grid,.proof-grid.four,.proof-grid.curated-2,.real-gallery .grid{grid-template-columns:1fr!important}.proof-section,.proof-section.compact,.real-gallery{padding:48px 0}.proof-card img,.real-gallery img{aspect-ratio:16/10}.map-grid{grid-template-columns:1fr;gap:18px}.map-grid>div{padding:12px 0 0;display:grid;grid-template-columns:30px 1fr;gap:4px 10px}.map-grid span{grid-row:span 2;margin:4px 0}.map-grid p{margin:0}.editorial-map h3{font-size:24px;margin-bottom:20px}.course-catalog{gap:14px}.course-catalog .font{padding:14px}.course-catalog h3{font-size:17px!important}.cta .cta-inner{padding:32px 24px}.team-grid{grid-template-columns:1fr!important}}
@media(max-width:1100px){.fixedgt{display:none}}
@media(min-width:1101px){.fixedgt{top:auto;bottom:26px;transform:none}.fixedgt>.item:not(:first-child){display:none}.backtop{bottom:100px}}
/* Full-width homepage carousel */
.hero .hero-copy{padding-left:36px;max-width:680px}
.hero .hero-slide .bag{height:clamp(480px,43vw,650px);min-height:480px}
.hero .hero-copy h1{line-height:1.35}
.hero .hero-slide .bag::after{background:linear-gradient(90deg,rgba(15,39,64,.83),rgba(15,39,64,.48) 48%,rgba(15,39,64,.12))}
@media(max-width:900px){.hero .hero-copy{padding-left:0;max-width:600px}.hero .hero-arrow{width:38px;height:38px;top:auto;bottom:16px;transform:none}.hero .hero-slide .bag{height:480px;min-height:480px}}
@media(max-width:560px){.hero .hero-slide .bag{height:440px;min-height:440px}.hero .hero-copy h1{font-size:31px}.hero .hero-copy .kicker{font-size:12px;letter-spacing:.08em;line-height:1.8}.hero .hero-slide .bag img{object-position:58% center}.hero .hero-dots{bottom:22px}}
/* Keep photographed subjects inside the frame. */
.founder-intro-photo{margin:0;border:1px solid var(--border);border-radius:12px;overflow:hidden;background:#eef2ef}
.founder-intro-photo img{display:block;width:100%;height:auto;object-fit:contain}
.founder-intro-photo figcaption{padding:20px 24px;display:flex;flex-direction:column;gap:5px;background:#fff}.founder-intro-photo figcaption strong{font-family:var(--serif);font-size:21px}.founder-intro-photo figcaption span{font-size:13px;color:var(--muted)}
.team-grid .team-card:first-child .img{aspect-ratio:4/5!important}.team-grid .team-card:first-child img{object-fit:contain!important;object-position:center!important}
.case-big:not(.concept-case){min-height:0;align-self:start;background:#e8ece8}.case-big:not(.concept-case)>img{position:static;display:block;height:auto;object-fit:contain;aspect-ratio:auto}.case-big:not(.concept-case) .info{position:static;background:#193d60;padding:22px 26px}
.case-card .img{aspect-ratio:800/460}.case-card .img>img{object-fit:contain;transform:none!important}
.hero .bag{background:#142f48}.hero .bag>img{width:68%;margin-left:32%;object-fit:contain!important;object-position:center!important}.hero .hero-slide .bag::after{background:linear-gradient(90deg,#142f48 0%,rgba(20,47,72,.96) 25%,rgba(20,47,72,.30) 60%,transparent)}
@media(max-width:680px){.hero .hero-slide .bag{height:590px;min-height:590px}.hero .bag>img{width:100%;margin-left:0;height:290px;position:absolute;top:0}.hero .hero-slide .bag::after{background:linear-gradient(0deg,#142f48 0%,#142f48 47%,transparent 60%)}.hero-cont{align-items:flex-end;padding-bottom:64px}.hero .hero-copy h1{font-size:28px;margin-bottom:18px}.hero .hero-copy .kicker{margin-bottom:12px}.hero .hero-copy{max-width:100%}.hero .hero-dots{bottom:22px}}
/* Unified edge-to-edge banners and supplied brand artwork. */
.header .logo .official-logo{display:block;width:72px;height:72px;object-fit:contain;mix-blend-mode:multiply}
.header .logo .brand{gap:12px}.brand-service{font-size:14px;letter-spacing:.08em;color:var(--accent);white-space:nowrap}
.hero .hero-slide .bag{height:auto;min-height:0;aspect-ratio:2.35/1}
.hero .hero-slide .bag>img{position:absolute;inset:0;width:100%;height:100%;margin:0;object-fit:cover!important;object-position:center 45%!important}
.hero .hero-slide:first-child .bag>img{object-position:center 35%!important}
.hero .hero-slide:nth-child(2) .bag>img{object-position:center 38%!important}
.hero .hero-slide:nth-child(3) .bag>img{object-position:center 48%!important}
.hero .hero-slide:nth-child(4) .bag>img{object-position:center 54%!important}
.hero .hero-slide .bag::after{background:linear-gradient(90deg,rgba(14,35,54,.86) 0%,rgba(14,35,54,.62) 35%,rgba(14,35,54,.13) 74%,rgba(14,35,54,.06))}
.hero .hero-cont{align-items:center;padding-bottom:0}.hero .hero-copy{max-width:660px}.hero .hero-copy h1{font-size:clamp(32px,3.5vw,54px)}
@media(max-width:900px){.header .logo .official-logo{height:60px;width:60px}.brand-service{font-size:12px}.hero .hero-slide .bag{aspect-ratio:1.7/1}.hero .hero-copy{max-width:560px;padding-right:20px}.hero .hero-copy h1{font-size:34px}}
@media(max-width:560px){.header .logo .brand{gap:6px}.header .logo .official-logo{width:56px;height:56px}.brand-service{font-size:11px;letter-spacing:0}.hero .hero-slide .bag{aspect-ratio:1/1.14}.hero .hero-slide .bag>img{object-position:58% center!important}.hero .hero-slide .bag::after{background:linear-gradient(90deg,rgba(14,35,54,.82),rgba(14,35,54,.45))}.hero .hero-cont{align-items:center;padding:0 0 24px}.hero .hero-copy h1{font-size:29px}.hero .hero-copy .kicker{font-size:11px;letter-spacing:.03em}}

/* New source photographs retain full framing. */

/* Composition review: complete subjects and quiet text sections. */
.hero .hero-slide:nth-child(4) .bag>img{object-position:center 50%!important}
.capability-visual{grid-template-columns:1.25fr 1fr;background:#F7F6F1}
.capability-visual>img{display:block;width:100%;height:auto;aspect-ratio:1200/760;object-fit:contain;align-self:center;background:#F7F6F1;filter:none;transform:none}
.feature-sec .cont{grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.feature-card{padding:28px 26px}
.feature-card:before{content:attr(data-step);display:block;color:var(--accent);font-size:15px;letter-spacing:.1em;margin-bottom:24px}
.feature-card .font{padding:0}
.timeline-sec .timeline{gap:0;border-top:1px solid var(--border)}
.timeline-sec .tl-item{border:0;border-radius:0;background:transparent;padding-top:24px;overflow:visible;box-shadow:none;transform:none}
.timeline-sec .tl-item:before{content:"";position:absolute;top:-5px;left:20px;width:9px;height:9px;border-radius:50%;background:var(--accent)}
.timeline-sec .tl-item .font{padding-top:0}
@media(max-width:760px){.capability-visual{grid-template-columns:1fr}.capability-visual>img{height:auto}.feature-sec .cont{grid-template-columns:1fr}.timeline-sec .timeline{grid-template-columns:1fr;border-top:0;border-left:1px solid var(--border);margin-left:5px}.timeline-sec .tl-item{padding:0 0 28px 15px}.timeline-sec .tl-item:before{top:12px;left:-5px}}
@media(min-width:761px){.feature-sec .cont{grid-template-columns:repeat(6,minmax(0,1fr))}.feature-sec .feature-card{grid-column:span 2}.feature-sec .feature-card:nth-last-child(-n+2){grid-column:span 3}}

/* Unified hero rhythm and focused course / service layouts. */
.hero .hero-copy{display:grid;grid-template-rows:58px 144px 52px;gap:18px;max-width:760px}
.hero .hero-copy .kicker{align-self:start;margin:0;width:fit-content;line-height:1.7}
.hero .hero-copy h1{margin:0;align-self:start;line-height:1.25}
.hero .hero-copy .btn{justify-self:start;align-self:start;min-width:216px;justify-content:center;margin:0}
.founder-intro-photo{max-width:450px!important;width:100%;justify-self:center;background:#edf0ee!important;padding:22px 22px 0;border-color:#d8dfdf!important}
.founder-intro-photo img{width:100%!important;height:auto!important;aspect-ratio:1/1.12!important;object-fit:cover!important;object-position:32% center!important;border-radius:8px;display:block}
.founder-intro-photo figcaption{background:#edf0ee!important;text-align:center;padding:20px 8px!important}
.course-system-v12{display:grid;grid-template-columns:.85fr 1.8fr;gap:24px;text-align:left;margin:36px 0}
.course-base{background:#193d60;color:white;border-radius:16px;padding:32px;display:flex;flex-direction:column;justify-content:center}
.course-base .eyebrow{color:#d6b77f}.course-base h3{color:white!important}.course-base p{color:#dde7ee!important}
.course-tracks{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.course-tracks>a,.cycle-options-v12>a{border:1px solid var(--border);border-radius:16px;padding:30px 24px;background:#faf9f5;display:flex;flex-direction:column}
.course-system-v12 h3,.cycle-options-v12 h3{font-family:var(--serif);font-size:25px;margin:18px 0 14px;color:var(--fg)}
.course-system-v12 p,.cycle-options-v12 p{font-size:15px;line-height:1.9;color:var(--muted);margin:0 0 28px}
.course-go{display:block;margin-top:auto;font-size:13px;line-height:1.8;padding-top:16px;border-top:1px solid #cbd5dc}
.cycle-options-v12{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
@media(max-width:900px){.course-system-v12{grid-template-columns:1fr}.hero .hero-copy{grid-template-rows:48px 100px 52px;gap:16px}}
@media(max-width:600px){.hero .hero-copy{grid-template-rows:62px 112px 48px;gap:14px;padding-right:0}.hero .hero-copy h1{font-size:28px}.course-tracks,.cycle-options-v12{grid-template-columns:1fr}.founder-intro-photo{max-width:360px!important;padding:16px 16px 0}.course-system-v12{gap:18px}}
.founder-intro-photo img{object-position:left center!important}

/* Source-aware photo framing. */
.founder-intro-photo{max-width:420px!important;padding:0!important;background:#f0f2ef!important;overflow:hidden}
.founder-intro-photo img{aspect-ratio:3/4!important;object-fit:contain!important;object-position:center!important;border-radius:0;filter:none!important;background:#929a9b}
.founder-intro-photo figcaption{padding:22px 18px!important}
.photo-grid-v13 img{height:auto!important;aspect-ratio:auto!important;width:100%!important;object-fit:contain!important;display:block;background:transparent!important}
.photo-grid-v13 figure{align-self:start;background:#fff;overflow:hidden}
.photo-grid-v13 figcaption{position:static!important;padding:20px!important;background:#fff!important;color:#193d60!important}
.photo-grid-v13 figcaption span{display:block;font-size:12px;color:#617789;margin-bottom:8px}
.photo-grid-v13 figcaption b{font-family:var(--serif);font-size:19px;line-height:1.5}
@media(max-width:680px){.photo-grid-v13{grid-template-columns:1fr!important}.founder-intro-photo{max-width:340px!important}}
.classroom-v13 img{aspect-ratio:16/10!important;object-fit:cover!important;object-position:center 48%!important}

/* Consistent photographic rows, with the subject kept inside the frame. */
.photo-grid-v13{align-items:stretch}
.photo-grid-v13 figure{align-self:stretch!important;display:flex;flex-direction:column;height:100%;margin:0}
.photo-grid-v13 img{aspect-ratio:4/3!important;object-fit:cover!important;object-position:center 50%!important;flex:none}
.photo-grid-v13 figcaption{flex:1;min-height:108px;display:flex;flex-direction:column;justify-content:center}
.founder-layout-v14{display:grid!important;grid-template-columns:340px minmax(0,1fr)!important;max-width:1080px;margin:0 auto;gap:36px;align-items:center}
.founder-layout-v14 .team-card{height:auto!important;min-height:0;background:transparent;box-shadow:none}
.founder-layout-v14 .team-card:first-child .img{aspect-ratio:3/4!important;height:auto!important;padding:0!important}
.founder-layout-v14 .team-card:first-child .img img{position:static!important;width:100%!important;height:100%!important;object-fit:contain!important;object-position:center!important;aspect-ratio:3/4!important}
.founder-layout-v14 .team-card:nth-child(2){border:0}
.founder-method{margin-top:24px;padding-top:22px;border-top:1px solid var(--border)}
.founder-method h4{font-family:var(--serif);font-size:23px;color:var(--fg);margin-bottom:12px}.founder-method p{font-size:15px;line-height:1.9;color:var(--muted)}
.history-rail-v14{position:relative;min-height:360px;margin-top:45px;padding:0 6%;overflow:hidden}
.history-rail-v14:before{content:"";position:absolute;left:6%;right:6%;top:208px;height:2px;background:linear-gradient(90deg,#b68c45,#d9c7a3 65%,transparent)}
.history-node{position:relative;max-width:440px;padding-left:30px}
.history-copy{min-height:208px;padding:12px 0 28px}.history-copy h3{font-family:var(--serif);font-size:34px;color:var(--fg);margin:14px 0}.history-copy p{color:var(--muted);font-size:16px;line-height:1.85}
.history-dot{position:absolute;width:16px;height:16px;border:2px solid #b68c45;border-radius:50%;background:#faf9f5;left:0;top:201px;box-shadow:0 0 0 7px #b68c4510}
.history-node>img{width:68px;height:68px;object-fit:contain;margin-top:34px;border-radius:50%;border:1px solid #d9c7a3;background:#faf9f5;padding:5px}
/* Subtle Chinese landscape rhythm: quiet ink lines, slow movement, no interference with reading. */
.page-banner,.timeline-sec,.diagram,.clients{position:relative;isolation:isolate;overflow:hidden}
.page-banner:before,.timeline-sec:after,.diagram:after,.clients:after{content:"";position:absolute;z-index:-1;pointer-events:none;right:-5%;bottom:-70px;width:65%;height:170px;border:1px solid #193d600b;border-radius:48% 70% 0 0;box-shadow:-80px -15px 0 3px #193d6004,-150px 16px 0 1px #b68c4506;transform:rotate(-7deg);animation:ink-drift 18s ease-in-out infinite alternate}
.eyebrow:before{transition:width .8s ease}.btn,.photo-grid-v13 figure{transition:transform .3s ease,box-shadow .3s ease}.photo-grid-v13 figure:hover{transform:translateY(-3px);box-shadow:0 12px 28px #193d600c}
@keyframes ink-drift{from{transform:translateX(-12px) rotate(-7deg)}to{transform:translateX(12px) rotate(-5deg)}}
@media(max-width:760px){.founder-layout-v14{grid-template-columns:1fr!important;max-width:560px;gap:20px}.founder-layout-v14 .team-card:first-child{max-width:320px;width:100%;margin:auto}.founder-layout-v14 .team-card:nth-child(2) .font{padding:20px 0!important}.history-rail-v14{padding-left:4%;padding-right:4%}.history-copy h3{font-size:28px}.photo-grid-v13 figcaption{min-height:100px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}

#peiban .pro-card .font{display:flex;flex-direction:column;align-items:flex-start;padding:30px;gap:18px;height:100%}
#peiban .pro-card .font p{font-size:15px;line-height:1.9;color:var(--muted)}#peiban .pro-card .more{margin-top:auto}
.four-courses-v15{grid-template-columns:repeat(4,minmax(0,1fr))}
.delivery-flow-v15{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px;margin-bottom:30px}
.delivery-flow-v15 article{border-top:2px solid var(--accent);padding:24px 0}.delivery-flow-v15 span{font-size:13px;color:var(--accent)}.delivery-flow-v15 h3{font-family:var(--serif);font-size:25px;margin:16px 0;color:var(--fg)}.delivery-flow-v15 p{color:var(--muted);font-size:15px;line-height:1.9}
section[id]{scroll-margin-top:110px}.contact-options-v15{display:flex;flex-direction:column;gap:26px;margin-top:28px}.wechat-contact{padding:22px;border:1px solid var(--border);border-radius:10px}.wechat-contact span{display:block;color:var(--muted);font-size:13px}.wechat-contact strong{display:block;font-size:24px;margin:8px 0;user-select:all}.wechat-contact p{font-size:14px;color:var(--muted)}.contact-email{font-size:15px;overflow-wrap:anywhere}.popup .fclose{background:transparent;border:0;cursor:pointer}
@media(max-width:760px){.four-courses-v15{grid-template-columns:repeat(2,minmax(0,1fr))}.delivery-flow-v15{grid-template-columns:1fr;gap:8px}.contact-options-v15 .btn{font-size:14px;padding:14px}}

/* Explicit photo rules supersede previous source-folder overrides. */
.photo-grid-v13 .proof-card>img[src],.real-gallery .photo-grid-v13 figure>img[src]{display:block;position:static;width:100%!important;height:auto!important;aspect-ratio:4/3!important;object-fit:cover!important;object-position:center!important;margin:0!important;padding:0!important}
.single-photo-v16 .proof-card>img[src]{aspect-ratio:auto!important;object-fit:contain!important}
.hero .hero-slide:nth-child(2) .bag>img{object-position:center 57%!important}
.filter-nav button{display:inline-flex;align-items:center;height:40px;padding:0 20px;border-radius:999px;border:1px solid var(--border);background:transparent;color:var(--muted);font:inherit;cursor:pointer}
.filter-nav button:hover{border-color:var(--accent);color:var(--accent)}.filter-nav button.on{background:var(--fg);border-color:var(--fg);color:#fff}
#course-library [hidden]{display:none!important}.course-results{color:var(--muted);font-size:14px;margin-top:20px}#course-empty{padding:38px 20px;text-align:center;border:1px solid var(--border);border-radius:12px}#course-empty p{margin-bottom:20px}
.photo-grid-v13 figure:hover{transform:none}

.brand-origin-v17{display:grid;grid-template-columns:300px minmax(0,1fr);gap:60px;max-width:1100px;margin:48px auto 36px;text-align:left}
.origin-marker{border-left:2px solid var(--accent);padding:4px 0 24px 28px;position:relative}.origin-marker:before{content:"";position:absolute;left:-7px;top:0;width:12px;height:12px;border:2px solid var(--accent);background:var(--bg);border-radius:50%}
.origin-marker img{display:block;width:76px;height:76px;object-fit:contain;margin-bottom:24px}.origin-marker h3,.origin-story h3{font-family:var(--serif);font-size:30px;color:var(--fg);margin:16px 0}.origin-marker p,.origin-story p{font-size:16px;line-height:1.9;color:var(--muted);margin-bottom:16px}.origin-marker a,.origin-answer a{color:var(--accent);display:inline-block;margin-top:10px}
.brand-definition{border-top:1px solid var(--border);padding-top:20px}.brand-definition strong{color:var(--fg)}
.origin-details-v17{max-width:1100px;margin:0 auto}.origin-details-v17 details{border-bottom:1px solid var(--border);scroll-margin-top:110px}.origin-details-v17 summary{display:grid;grid-template-columns:100px 1fr 28px;gap:24px;align-items:center;cursor:pointer;list-style:none;padding:26px 0}.origin-details-v17 summary::-webkit-details-marker{display:none}.origin-label{font-size:13px;color:var(--accent);letter-spacing:.08em}.origin-details-v17 strong{display:block;font-family:var(--serif);font-size:23px;color:var(--fg)}.origin-details-v17 small{display:block;font-size:14px;color:var(--muted);margin-top:9px;line-height:1.7}.origin-toggle:after{content:"＋";font-size:23px;color:var(--accent)}details[open] .origin-toggle:after{content:"−"}.origin-answer{padding:0 50px 30px 124px;line-height:1.95;color:var(--muted);font-size:16px}.origin-answer p+p{margin-top:14px}.origin-details-v17 summary:focus-visible{outline:2px solid var(--accent);outline-offset:5px}
@media(max-width:760px){.brand-origin-v17{grid-template-columns:1fr;gap:28px}.origin-marker{padding-bottom:0}.origin-marker h3,.origin-story h3{font-size:26px}.origin-details-v17 summary{grid-template-columns:1fr 24px;gap:10px}.origin-label{grid-column:1/-1}.origin-details-v17 strong{font-size:21px}.origin-answer{padding:0 0 26px;font-size:15px}}

/* v18: keep page architecture; refine useful details and controls. */
[hidden]{display:none!important}
.hero-slide .hero-title-v18{font-family:inherit;font-size:clamp(32px,4.5vw,68px);line-height:1.35;color:#fff;font-weight:600;margin:0 0 30px}
.service-detail-v18 summary,.practice-detail-v18 summary{cursor:pointer;list-style:none}
.service-detail-v18 summary::-webkit-details-marker,.practice-detail-v18 summary::-webkit-details-marker{display:none}
.service-detail-v18 p,.practice-answer{font-size:16px;line-height:1.9;color:#526b7d;margin:18px 0 0}
.practice-answer{padding:0 24px 26px;margin:0}
.practice-detail-v18[open],.service-detail-v18[open]{border-color:#b88c43}
.filter-nav button{font:inherit;cursor:pointer;border:1px solid #d4dfe8;border-radius:28px;background:transparent;color:#526b7d;padding:10px 22px}
.filter-nav button.on{color:white;background:#193e5d;border-color:#193e5d}
.cycle-note-v18{margin-top:28px;color:#526b7d;line-height:1.8}
:where(a,button,input,summary):focus-visible{outline:3px solid #b88c43;outline-offset:5px}
.service-choice-v18{margin-top:24px;border-top:1px solid #d4dfe8;padding-top:20px;color:#526b7d;line-height:1.9}
.service-choice-v18 summary{color:#193e5d;cursor:pointer;font-weight:600}
.service-choice-v18 dl{display:grid;grid-template-columns:100px 1fr;gap:10px 18px;margin-top:20px}
.service-choice-v18 dt{font-weight:600;color:#193e5d}.service-choice-v18 dd{margin:0}
@media(max-width:700px){.filter-nav{flex-wrap:wrap;gap:8px}.filter-nav button{padding:9px 14px}.service-choice-v18 dl{grid-template-columns:1fr;gap:4px}.service-choice-v18 dd{margin-bottom:12px}}


.practice-detail-v18:hover{transform:none!important}.practice-detail-v18 .img{aspect-ratio:16/9;overflow:hidden}.practice-detail-v18 .img img{width:100%;height:100%;object-fit:cover}.practice-detail-v18 summary .font{min-height:132px}#practice-library,details[id]{scroll-margin-top:110px}

/* v19: unified hero scale and clear contact feedback. */
.hero .hero-copy :is(h1,.hero-title-v18){font-family:var(--serif);font-size:clamp(32px,3.5vw,54px);font-weight:700;letter-spacing:.02em;line-height:1.25;margin:0;align-self:start;color:#fff}
@media(max-width:900px){.hero .hero-copy :is(h1,.hero-title-v18){font-size:34px}}
@media(max-width:600px){.hero .hero-copy :is(h1,.hero-title-v18){font-size:28px}}
.copy-wechat-v19{margin-top:12px;padding:9px 16px;border:1px solid #b88c43;border-radius:6px;color:#193e5d;background:transparent;font:inherit;cursor:pointer}
.copy-status-v19{display:block;margin-top:8px;font-size:14px;color:#526b7d;min-height:1.5em}

/* v20: successor coaching, same typography and restrained blue/gold palette. */
.dual-coaching-v20{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;margin-top:32px}
.dual-coaching-v20 article{padding:28px 32px;border:1px solid var(--border);border-top:2px solid #b88c43;border-radius:14px;background:rgba(255,255,255,.55)}
.dual-coaching-v20 h3,.successor-grid-v20 h3{font-family:var(--serif);font-size:24px;line-height:1.5;margin:12px 0;color:var(--fg)}
.dual-coaching-v20 p,.successor-grid-v20 p,.successor-faq-v20 p{color:var(--muted);font-size:16px;line-height:1.9}
.dual-coaching-v20 a{display:inline-block;margin-top:18px;color:#936b2e;font-weight:600}
.successor-intro-v20{max-width:860px;margin:0 auto;font-size:19px;line-height:1.9;color:var(--muted)}
.successor-actions-v20{display:flex;justify-content:center;gap:20px;flex-wrap:wrap;margin-top:28px}
.successor-grid-v20{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
#growth-skills .successor-grid-v20{grid-template-columns:repeat(4,minmax(0,1fr))}
.successor-grid-v20 article{padding:28px;border:1px solid var(--border);border-radius:14px;background:rgba(255,255,255,.5)}
.successor-section-v20:nth-of-type(odd){background:rgba(185,146,74,.035)}
.successor-faq-v20{max-width:940px;margin:auto}.successor-faq-v20 details{border-bottom:1px solid var(--border);padding:22px 0}.successor-faq-v20 summary{font-size:19px;color:var(--fg);cursor:pointer;line-height:1.6}.successor-faq-v20 p{margin-top:16px}
@media(max-width:900px){#growth-skills .successor-grid-v20{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:600px){.dual-coaching-v20,.successor-grid-v20,#growth-skills .successor-grid-v20{grid-template-columns:1fr}.dual-coaching-v20 article,.successor-grid-v20 article{padding:22px}.successor-intro-v20{font-size:17px}.successor-actions-v20{gap:12px}.successor-grid-v20 h3,.dual-coaching-v20 h3{font-size:22px}}

/* v21: 陪跑环节全流程图 + 环节顺序号 + 课程结构图四列。 */
.practice-flow-v21{padding:34px 32px;background:#f0f2ef;border:1px solid #dce2dd;border-radius:14px;margin-bottom:44px}
.flow-head{text-align:center;max-width:780px;margin:0 auto 32px}
.flow-head .eyebrow{justify-content:center}
.flow-head .eyebrow::after{content:"";width:34px;height:1px;background:var(--accent)}
.flow-title{font-family:var(--serif);font-weight:700;font-size:clamp(22px,2.4vw,30px);line-height:1.4;color:var(--fg);margin:14px 0 12px}
.flow-lead{font-size:15px;line-height:1.9;color:var(--muted)}
.flow-stages{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:36px;list-style:none;margin:0;padding:0}
.flow-stage{position:relative;background:#fff;border:1px solid var(--border);border-top:2px solid var(--accent);border-radius:12px;padding:20px 18px}
.flow-stage:not(:last-child)::after{content:"";position:absolute;right:-24px;top:44px;width:12px;height:12px;border-top:1.5px solid var(--accent);border-right:1.5px solid var(--accent);transform:rotate(45deg)}
.flow-stage-head{display:flex;gap:10px;align-items:flex-start;margin-bottom:14px}
.flow-no{flex:none;font-family:var(--serif);font-size:14px;line-height:1.6;color:var(--accent);letter-spacing:.06em}
.flow-stage-head h4{font-family:var(--serif);font-size:19px;line-height:1.4;color:var(--fg);margin:0}
.flow-stage-head p{font-size:12.5px;line-height:1.7;color:var(--muted);margin-top:5px}
.flow-steps{list-style:none;margin:0;padding:12px 0 0;border-top:1px solid #e3e9ee;display:grid;gap:9px}
.flow-steps li{position:relative;padding-left:37px;font-size:13.5px;line-height:1.65;color:var(--fg)}
.flow-steps li span{position:absolute;left:0;top:1px;width:27px;text-align:center;font-size:11px;line-height:1.6;color:var(--accent);background:#faf6ee;border:1px solid #e6d5b6;border-radius:999px}
.practice-detail-v18 summary{position:relative}
.step-v21{position:absolute;left:14px;top:14px;z-index:2;font-size:12px;letter-spacing:.08em;color:#fff;background:rgba(16,41,63,.86);border:1px solid rgba(214,183,127,.75);border-radius:999px;padding:2px 10px}
.map-grid.map-grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}
@media(min-width:901px){#course-library .article-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:1000px){
  .flow-stages{grid-template-columns:repeat(2,minmax(0,1fr));gap:30px}
  .flow-stage:nth-child(2)::after{display:none}
  .map-grid.map-grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media(max-width:680px){
  .practice-flow-v21{padding:24px 20px}
  .flow-stages{grid-template-columns:1fr;gap:22px}
  .flow-stage::after{display:none!important}
  .map-grid.map-grid-4{grid-template-columns:1fr}
}

/* ICP 备案链接 */
.copy a.beian{color:inherit;text-decoration:underline;text-decoration-color:rgba(144,164,180,.55);text-underline-offset:3px;font-weight:400}.copy a.beian:hover{text-decoration-color:currentColor}