/* ============================================================
   XX 企业主题 · 基础样式层（10 套共用结构，主题变量在 theme.css 中覆盖）
   变量：--p 主色 / --s 辅助色 / --a 点缀色 及其衍生
   ============================================================ */
:root{
  --p:#1b1f24; --s:#e8e4dc; --a:#c08a3e;
  --ink:#14171a; --ink-2:#3c434a; --muted:#6d747c;
  --bg:#ffffff; --surface:#f6f6f4; --line:rgba(20,23,26,.12);
  --radius:14px; --radius-sm:10px; --radius-lg:18px;
  --shadow-1:0 1px 2px rgba(16,20,24,.06), 0 8px 24px -12px rgba(16,20,24,.18);
  --shadow-2:0 24px 60px -28px rgba(16,20,24,.35);
  --container:1280px; --gutter:24px; --section-pad:120px;
  --nav-h:84px; --ann-h:40px;
  --fs-14:14px; --fs-16:16px; --fs-18:18px; --fs-24:24px; --fs-32:32px; --fs-44:44px; --fs-56:56px;
  --font:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Helvetica Neue",Inter,Arial,sans-serif;
  --ease:cubic-bezier(.22,.61,.36,1);
  --dur:280ms;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--ink);font-family:var(--font);
  font-size:var(--fs-16);line-height:1.75;font-weight:400;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  overflow-x:clip;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:color var(--dur) var(--ease),opacity var(--dur) var(--ease)}
a:hover{color:var(--a)}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,h5,h6{margin:0;font-weight:800;line-height:1.15;letter-spacing:-.01em}
p{margin:0}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--a);outline-offset:3px}
.screen-reader-text{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip-link{position:absolute;left:-9999px;top:0;z-index:9999;background:var(--p);color:#fff;padding:12px 20px;border-radius:0 0 var(--radius-sm) 0}
.skip-link:focus{left:0;color:#fff}

/* ---------- 布局骨架 ---------- */
.xx-wrap{width:100%;max-width:var(--container);margin-inline:auto;padding-inline:var(--gutter)}
.xx-section{position:relative;padding-block:var(--section-pad)}
.xx-section--tight{padding-block:calc(var(--section-pad) * .62)}
.xx-section--flush-top{padding-top:0}
.xx-section--surface{background:var(--surface)}
.xx-section--dark{background:var(--p);color:#fff}
.xx-section--dark .xx-eyebrow{color:rgba(255,255,255,.72)}
.xx-section--dark .xx-lead{color:rgba(255,255,255,.72)}
.xx-grid{display:grid;gap:clamp(24px,3vw,40px)}
.xx-grid--2{grid-template-columns:repeat(2,minmax(0,1fr))}
.xx-grid--3{grid-template-columns:repeat(3,minmax(0,1fr))}
.xx-grid--4{grid-template-columns:repeat(4,minmax(0,1fr))}

/* ---------- 通用文字元素 ---------- */
.xx-eyebrow{display:inline-flex;align-items:center;gap:12px;font-size:var(--fs-14);letter-spacing:.14em;text-transform:uppercase;color:var(--muted);font-weight:600}
.xx-eyebrow::before{content:"";width:28px;height:1px;background:currentColor;opacity:.6}
.xx-h2{font-size:clamp(30px,3.4vw,var(--fs-44));font-weight:800;letter-spacing:-.02em}
.xx-h3{font-size:var(--fs-24);font-weight:700;line-height:1.35}
.xx-lead{font-size:var(--fs-18);line-height:1.8;color:var(--muted);font-weight:400}
.xx-text{color:var(--ink-2)}
.xx-mono{font-variant-numeric:tabular-nums}
.xx-head{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);align-items:end;gap:clamp(20px,4vw,64px);margin-bottom:clamp(40px,5vw,64px)}
.xx-head__aside{padding-bottom:6px}
.xx-link-arrow{display:inline-flex;align-items:center;gap:10px;font-weight:600;font-size:var(--fs-16);color:var(--ink);border-bottom:1px solid var(--line);padding-bottom:6px}
.xx-link-arrow svg{transition:transform var(--dur) var(--ease)}
.xx-link-arrow:hover svg{transform:translateX(5px)}
.xx-section--dark .xx-link-arrow{color:#fff;border-color:rgba(255,255,255,.28)}

/* ---------- 按钮 ---------- */
.xx-btn{--btn-bg:var(--p);--btn-fg:#fff;display:inline-flex;align-items:center;justify-content:center;gap:10px;
  min-height:52px;padding:0 26px;border-radius:var(--radius-sm);background:var(--btn-bg);color:var(--btn-fg);
  font-size:var(--fs-16);font-weight:600;letter-spacing:.01em;border:1px solid transparent;cursor:pointer;
  transition:transform var(--dur) var(--ease),background var(--dur) var(--ease),color var(--dur) var(--ease),border-color var(--dur) var(--ease),box-shadow var(--dur) var(--ease)}
.xx-btn:hover{transform:translateY(-2px);color:var(--btn-fg);box-shadow:var(--shadow-1)}
.xx-btn:active{transform:translateY(0)}
.xx-btn--accent{--btn-bg:var(--a)}
.xx-btn--ghost{--btn-bg:transparent;--btn-fg:currentColor;border-color:currentColor}
.xx-btn--ghost:hover{--btn-bg:var(--a);--btn-fg:#fff;border-color:var(--a)}
.xx-btn--light{--btn-bg:#fff;--btn-fg:var(--ink)}
.xx-btn--sm{min-height:44px;padding:0 20px;font-size:var(--fs-14)}

/* ---------- 图片 / 图形 ---------- */
.xx-fig{position:relative;overflow:hidden;border-radius:var(--radius);background:var(--surface);isolation:isolate}
.xx-fig img{width:100%;height:100%;object-fit:cover;transition:transform 600ms var(--ease),opacity 400ms var(--ease)}
.xx-fig::after{content:"";position:absolute;inset:0;background:var(--tint,rgba(0,0,0,0));opacity:var(--tint-opacity,.0);pointer-events:none;transition:opacity var(--dur) var(--ease)}
.xx-fig--4x3{aspect-ratio:4/3}
.xx-fig--16x9{aspect-ratio:16/9}
.xx-fig--3x4{aspect-ratio:3/4}
.xx-fig--1x1{aspect-ratio:1/1}
.xx-fig--hover:hover img{transform:scale(1.04)}
.xx-fig.is-loading::before{content:"";position:absolute;inset:0;background:linear-gradient(100deg,var(--surface) 30%,rgba(255,255,255,.65) 45%,var(--surface) 60%);background-size:220% 100%;animation:xxShimmer 1.4s linear infinite;z-index:2}
@keyframes xxShimmer{from{background-position:120% 0}to{background-position:-120% 0}}
.xx-skeleton{background:var(--surface)}

/* ---------- 公告条 ---------- */
.xx-ann{position:relative;z-index:60;background:var(--p);color:rgba(255,255,255,.9);font-size:var(--fs-14)}
.xx-ann__in{display:flex;align-items:center;justify-content:center;gap:18px;min-height:var(--ann-h);padding-block:6px}
.xx-ann__tag{display:inline-flex;align-items:center;gap:8px;padding:2px 10px;border:1px solid rgba(255,255,255,.28);border-radius:6px;font-size:12px;letter-spacing:.06em}
.xx-ann__dot{width:6px;height:6px;border-radius:50%;background:var(--a);box-shadow:0 0 0 3px rgba(255,255,255,.08)}
.xx-ann p{margin:0}
.xx-ann a{color:var(--a);font-weight:600;margin-left:4px}
.xx-ann__close{position:absolute;right:16px;top:50%;transform:translateY(-50%);background:none;border:0;color:rgba(255,255,255,.6);font-size:18px;line-height:1;cursor:pointer;padding:6px}

/* ---------- 导航 ---------- */
.xx-nav{position:relative;z-index:50;--nav-fg:#fff;--nav-bg:transparent;color:var(--nav-fg)}
.xx-nav__bar{position:relative;display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:var(--nav-h)}
.xx-nav__brand{display:flex;align-items:center;gap:12px;color:inherit;font-weight:800;letter-spacing:.02em}
.xx-nav__mark{width:40px;height:40px;border-radius:10px;background:var(--a);color:#fff;display:grid;place-items:center;font-size:18px;font-weight:900;letter-spacing:0}
.xx-nav__name{display:flex;flex-direction:column;line-height:1.1}
.xx-nav__name b{font-size:18px;font-weight:800}
.xx-nav__name span{font-size:10px;letter-spacing:.18em;text-transform:uppercase;opacity:.6;font-weight:600}
.xx-nav__menu{display:flex;align-items:center;gap:6px}
.xx-nav__menu>li{position:relative}
.xx-nav__menu>li>a{display:inline-flex;align-items:center;gap:6px;padding:12px 14px;font-size:15px;font-weight:500;color:inherit;opacity:.86}
.xx-nav__menu>li>a:hover,.xx-nav__menu>li.is-current>a{opacity:1;color:var(--a)}
.xx-nav__menu .sub-menu{position:absolute;top:calc(100% + 2px);left:0;min-width:224px;padding:10px;background:#fff;color:var(--ink);
  border-radius:var(--radius);box-shadow:var(--shadow-2);opacity:0;visibility:hidden;transform:translateY(8px);
  transition:opacity var(--dur) var(--ease),transform var(--dur) var(--ease),visibility var(--dur)}
.xx-nav__menu li:hover>.sub-menu,.xx-nav__menu li:focus-within>.sub-menu{opacity:1;visibility:visible;transform:translateY(0)}
.xx-nav__menu .sub-menu a{display:block;padding:10px 12px;border-radius:8px;font-size:14px;color:var(--ink-2)}
.xx-nav__menu .sub-menu a:hover{background:var(--surface);color:var(--ink)}
.xx-nav__menu .sub-menu .sub-menu{top:0;left:100%}
.xx-nav__actions{display:flex;align-items:center;gap:10px}
.xx-nav__icon{width:42px;height:42px;display:grid;place-items:center;border:1px solid currentColor;border-radius:10px;background:none;color:inherit;opacity:.7;cursor:pointer;transition:opacity var(--dur) var(--ease),background var(--dur) var(--ease)}
.xx-nav__icon:hover{opacity:1}
.xx-nav__cta{min-height:44px;padding:0 20px;font-size:14px}
.xx-nav__burger{display:none;width:44px;height:44px;border:1px solid currentColor;border-radius:10px;background:none;color:inherit;align-items:center;justify-content:center;cursor:pointer}
.xx-nav__burger span{display:block;width:18px;height:1.5px;background:currentColor;position:relative}
.xx-nav__burger span::before,.xx-nav__burger span::after{content:"";position:absolute;left:0;width:18px;height:1.5px;background:currentColor}
.xx-nav__burger span::before{top:-6px}.xx-nav__burger span::after{top:6px}
.xx-search{position:fixed;inset:0;z-index:200;display:none;background:rgba(12,14,16,.72);backdrop-filter:blur(6px)}
.xx-search.is-open{display:grid;place-items:center}
.xx-search__box{width:min(680px,92vw);background:#fff;border-radius:var(--radius);padding:28px}
.xx-search__box form{display:flex;gap:10px}
.xx-search__box input[type=search]{flex:1;min-height:52px;padding:0 16px;border:1px solid var(--line);border-radius:var(--radius-sm);font-size:16px;background:#fff}
.xx-search__box input[type=search]:focus{outline:none;border-color:var(--a);box-shadow:0 0 0 3px color-mix(in srgb,var(--a) 20%,transparent)}
.xx-search__close{position:absolute;top:24px;right:28px;background:none;border:0;color:#fff;font-size:28px;cursor:pointer}
.xx-mobile{display:none}
body.is-nav-scrolled .xx-nav__bar{}

/* ---------- Hero 基础（各主题在 theme.css 覆盖构图） ---------- */
.xx-hero{position:relative;isolation:isolate;background:var(--p);color:#fff;overflow:hidden;margin-top:calc(var(--nav-h) * -1);padding-top:var(--nav-h)}
.xx-hero__carousel{position:relative}
.xx-hero .carousel-item{position:relative}
.xx-hero__media{position:absolute;inset:0;z-index:0}
.xx-hero__media img,.xx-hero__media video{width:100%;height:100%;object-fit:cover}
.xx-hero__media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,12,14,.55),rgba(10,12,14,.35) 45%,rgba(10,12,14,.72))}
.xx-hero__inner{position:relative;z-index:2;display:flex;flex-direction:column;justify-content:center;min-height:calc(100svh - var(--nav-h));padding-block:clamp(48px,8vh,96px)}
.xx-hero__kicker{font-size:var(--fs-14);letter-spacing:.2em;text-transform:uppercase;color:var(--a);font-weight:600;margin-bottom:20px}
.xx-hero h1{font-size:clamp(34px,4.6vw,var(--fs-56));font-weight:900;letter-spacing:-.025em;line-height:1.08;max-width:16em}
.xx-hero__sub{margin-top:22px;font-size:var(--fs-18);line-height:1.75;color:rgba(255,255,255,.82);max-width:34em}
.xx-hero__btns{display:flex;flex-wrap:wrap;gap:14px;margin-top:36px}
.xx-hero__scroll{position:absolute;left:50%;bottom:28px;transform:translateX(-50%);z-index:3;display:flex;flex-direction:column;align-items:center;gap:8px;font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:rgba(255,255,255,.6)}
.xx-hero__scroll i{display:block;width:1px;height:42px;background:linear-gradient(180deg,rgba(255,255,255,.6),transparent);animation:xxScroll 2.2s var(--ease) infinite}
@keyframes xxScroll{0%{transform:scaleY(.2);transform-origin:top}50%{transform:scaleY(1);transform-origin:top}51%{transform-origin:bottom}100%{transform:scaleY(.2);transform-origin:bottom}}
.xx-hero .carousel-control-prev,.xx-hero .carousel-control-next{width:56px;height:56px;top:auto;bottom:32px;opacity:.8;border:1px solid rgba(255,255,255,.4);border-radius:50%}
.xx-hero .carousel-control-prev{left:auto;right:104px}
.xx-hero .carousel-control-next{right:32px}
.xx-hero .carousel-control-prev-icon,.xx-hero .carousel-control-next-icon{width:16px;height:16px}
.xx-hero .carousel-indicators{bottom:auto;top:50%;right:32px;left:auto;margin:0;flex-direction:column;width:auto}
.xx-hero .carousel-indicators [data-bs-target]{width:8px;height:8px;border-radius:50%;background:rgba(255,255,255,.4);border:0;margin:5px 0}
.xx-hero .carousel-indicators .active{background:var(--a);opacity:1}
.xx-hero__badge{display:inline-flex;align-items:center;gap:10px;padding:8px 14px;border:1px solid rgba(255,255,255,.28);border-radius:8px;font-size:13px;letter-spacing:.04em;margin-bottom:26px;color:rgba(255,255,255,.86)}

/* ---------- 数据背书 ---------- */
.xx-stats{background:var(--p);color:#fff;position:relative;z-index:3}
.xx-stats--light{background:var(--s);color:var(--ink)}
.xx-stats__grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;background:rgba(255,255,255,.14)}
.xx-stats--light .xx-stats__grid{background:rgba(20,23,26,.12)}
.xx-stat{background:inherit;padding:clamp(26px,3vw,40px) clamp(18px,2vw,30px)}
.xx-stats .xx-stat{background:var(--p)}
.xx-stats--light .xx-stat{background:var(--s)}
.xx-stat__num{display:flex;align-items:baseline;gap:4px;font-size:clamp(34px,3.6vw,46px);font-weight:800;letter-spacing:-.03em;line-height:1;font-variant-numeric:tabular-nums;color:var(--a)}
.xx-stats--light .xx-stat__num{color:var(--p)}
.xx-stat__suffix{font-size:18px;font-weight:700}
.xx-stat__label{margin-top:12px;font-size:var(--fs-14);letter-spacing:.08em;color:rgba(255,255,255,.66)}
.xx-stats--light .xx-stat__label{color:var(--muted)}

/* ---------- 公司简介 ---------- */
.xx-about__grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:clamp(32px,5vw,80px);align-items:start}
.xx-about__media{position:relative}
.xx-about__media .xx-fig{aspect-ratio:5/4}
.xx-about__play{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:84px;height:84px;border-radius:50%;
  background:rgba(255,255,255,.92);color:var(--p);display:grid;place-items:center;border:0;cursor:pointer;box-shadow:var(--shadow-2);
  transition:transform var(--dur) var(--ease),background var(--dur) var(--ease)}
.xx-about__play:hover{transform:translate(-50%,-50%) scale(1.06);background:#fff}
.xx-about__play::after{content:"";position:absolute;inset:-10px;border:1px solid rgba(255,255,255,.5);border-radius:50%;animation:xxPulse 2.6s var(--ease) infinite}
@keyframes xxPulse{0%{transform:scale(.92);opacity:.8}100%{transform:scale(1.18);opacity:0}}
.xx-about__badge{position:absolute;left:-18px;bottom:-24px;background:var(--p);color:#fff;border-radius:var(--radius);padding:20px 24px;box-shadow:var(--shadow-2);max-width:220px}
.xx-about__badge b{display:block;font-size:32px;font-weight:800;color:var(--a);line-height:1}
.xx-about__badge span{font-size:13px;color:rgba(255,255,255,.72)}
.xx-about__body p+p{margin-top:16px}
.xx-points{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;margin-top:36px}
.xx-point{display:flex;gap:14px;align-items:flex-start}
.xx-point__ico{flex:0 0 40px;width:40px;height:40px;border-radius:10px;background:color-mix(in srgb,var(--a) 14%,transparent);color:var(--a);display:grid;place-items:center}
.xx-point h3{font-size:var(--fs-16);font-weight:700;margin-bottom:4px}
.xx-point p{font-size:var(--fs-14);color:var(--muted);line-height:1.65}
.xx-subhead{display:flex;align-items:baseline;gap:16px;margin-block:clamp(48px,5vw,72px) 28px}
.xx-subhead h3{font-size:var(--fs-24);font-weight:700}
.xx-subhead::after{content:"";flex:1;height:1px;background:var(--line)}
.xx-culture{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.xx-culture__card{border:1px solid var(--line);border-radius:var(--radius);padding:26px 24px;background:#fff;transition:transform var(--dur) var(--ease),border-color var(--dur) var(--ease)}
.xx-culture__card:hover{transform:translateY(-5px);border-color:color-mix(in srgb,var(--a) 45%,var(--line))}
.xx-culture__card span{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--a);font-weight:700}
.xx-culture__card h4{margin:10px 0 8px;font-size:var(--fs-18);font-weight:700}
.xx-culture__card p{font-size:var(--fs-14);color:var(--muted);line-height:1.7}
.xx-timeline{position:relative;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:16px;margin-top:28px}
.xx-timeline::before{content:"";position:absolute;left:0;right:0;top:7px;height:1px;background:var(--line)}
.xx-timeline__item{position:relative;padding-top:26px}
.xx-timeline__item::before{content:"";position:absolute;left:0;top:2px;width:11px;height:11px;border-radius:50%;background:#fff;border:2px solid var(--a)}
.xx-timeline__item b{display:block;font-size:var(--fs-18);font-weight:800;color:var(--p);font-variant-numeric:tabular-nums}
.xx-timeline__item p{font-size:var(--fs-14);color:var(--muted);margin-top:6px;line-height:1.65}

/* ---------- 产品与服务 ---------- */
.xx-tabs{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:clamp(28px,3vw,40px)}
.xx-tabs button{appearance:none;background:transparent;border:1px solid var(--line);border-radius:8px;padding:10px 18px;font-size:var(--fs-14);font-weight:600;color:var(--ink-2);cursor:pointer;transition:all var(--dur) var(--ease)}
.xx-tabs button:hover{border-color:var(--ink);color:var(--ink)}
.xx-tabs button.is-active{background:var(--p);border-color:var(--p);color:#fff}
.xx-products{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(18px,2vw,28px)}
.xx-product{position:relative;display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  transition:transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease),border-color var(--dur) var(--ease)}
.xx-product:hover{transform:translateY(-6px);box-shadow:var(--shadow-2);border-color:color-mix(in srgb,var(--a) 40%,var(--line))}
.xx-product__media{position:relative;aspect-ratio:4/3;overflow:hidden;background:var(--surface)}
.xx-product__media img{width:100%;height:100%;object-fit:cover;transition:transform 600ms var(--ease)}
.xx-product:hover .xx-product__media img{transform:scale(1.04)}
.xx-product__model{position:absolute;left:14px;top:14px;background:rgba(12,14,16,.72);color:#fff;font-size:12px;letter-spacing:.08em;padding:5px 10px;border-radius:6px;backdrop-filter:blur(4px)}
.xx-product__body{padding:22px 22px 24px;display:flex;flex-direction:column;gap:12px;flex:1}
.xx-product__cat{font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--a);font-weight:700}
.xx-product h3{font-size:var(--fs-18);font-weight:700;line-height:1.4}
.xx-product__points{display:flex;flex-direction:column;gap:6px;font-size:var(--fs-14);color:var(--muted)}
.xx-product__points li{display:flex;gap:8px;align-items:flex-start}
.xx-product__points li::before{content:"";flex:0 0 4px;width:4px;height:4px;margin-top:9px;border-radius:50%;background:var(--a)}
.xx-product__more{margin-top:auto;display:inline-flex;align-items:center;gap:8px;font-size:var(--fs-14);font-weight:600;color:var(--ink);padding-top:6px}
.xx-product__more svg{transition:transform var(--dur) var(--ease)}
.xx-product:hover .xx-product__more svg{transform:translateX(4px)}
.xx-product__hover{position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,12,14,.1),rgba(10,12,14,.88));color:#fff;
  display:flex;flex-direction:column;justify-content:flex-end;gap:10px;padding:24px;opacity:0;transition:opacity var(--dur) var(--ease)}
.xx-product:hover .xx-product__hover{opacity:1}
.xx-product__hover h4{font-size:var(--fs-18)}
.xx-product__hover ul{font-size:var(--fs-14);color:rgba(255,255,255,.82);display:flex;flex-direction:column;gap:4px}

/* ---------- 解决方案 ---------- */
.xx-solutions{display:flex;flex-direction:column;gap:clamp(40px,5vw,72px)}
.xx-solution{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(24px,4vw,64px);align-items:center}
.xx-solution:nth-child(even) .xx-solution__media{order:2}
.xx-solution__media .xx-fig{aspect-ratio:16/11}
.xx-solution__body h3{font-size:clamp(24px,2.4vw,var(--fs-32));font-weight:800;margin-bottom:16px}
.xx-solution__body p{color:var(--muted);font-size:var(--fs-16);line-height:1.8}
.xx-solution__list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px 20px;margin-top:26px}
.xx-solution__list li{display:flex;gap:10px;font-size:var(--fs-14);color:var(--ink-2);align-items:flex-start}
.xx-solution__list li svg{flex:0 0 16px;margin-top:5px;color:var(--a)}
.xx-solution__index{display:inline-block;font-size:12px;letter-spacing:.16em;color:var(--a);font-weight:700;margin-bottom:12px}

/* ---------- 案例 ---------- */
.xx-filters{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:32px}
.xx-filters button{appearance:none;background:transparent;border:1px solid var(--line);border-radius:8px;padding:9px 16px;font-size:var(--fs-14);font-weight:600;color:var(--ink-2);cursor:pointer;transition:all var(--dur) var(--ease)}
.xx-filters button.is-active{background:var(--a);border-color:var(--a);color:#fff}
.xx-cases{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(16px,2vw,26px)}
.xx-case{position:relative;display:block;border-radius:var(--radius);overflow:hidden;isolation:isolate;background:var(--p);aspect-ratio:4/3}
.xx-case img{width:100%;height:100%;object-fit:cover;transition:transform 700ms var(--ease)}
.xx-case:hover img{transform:scale(1.06)}
.xx-case::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,12,14,0) 35%,rgba(10,12,14,.82));transition:opacity var(--dur) var(--ease)}
.xx-case__body{position:absolute;inset:auto 0 0 0;padding:22px;color:#fff;z-index:2;display:flex;flex-direction:column;gap:8px}
.xx-case__tag{font-size:12px;letter-spacing:.1em;color:var(--a);font-weight:700}
.xx-case__body h3{font-size:var(--fs-18);font-weight:700;line-height:1.4}
.xx-case__client{font-size:var(--fs-14);color:rgba(255,255,255,.7);opacity:0;transform:translateY(8px);transition:all var(--dur) var(--ease)}
.xx-case:hover .xx-case__client{opacity:1;transform:translateY(0)}
.xx-case--wide{grid-column:span 2;aspect-ratio:auto}

/* ---------- 新闻 ---------- */
.xx-news{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:clamp(24px,3vw,48px)}
.xx-news__hero{display:flex;flex-direction:column}
.xx-news__hero .xx-fig{aspect-ratio:16/10;margin-bottom:22px}
.xx-news__meta{display:flex;align-items:center;gap:12px;font-size:var(--fs-14);color:var(--muted);margin-bottom:10px}
.xx-news__meta b{color:var(--a);font-weight:700}
.xx-news__hero h3{font-size:clamp(22px,2.2vw,var(--fs-24));font-weight:800;line-height:1.4;margin-bottom:10px}
.xx-news__hero p{color:var(--muted);font-size:var(--fs-14)}
.xx-news__list{display:flex;flex-direction:column;border-top:1px solid var(--line)}
.xx-news__item{display:grid;grid-template-columns:88px minmax(0,1fr);gap:16px;padding:20px 0;border-bottom:1px solid var(--line);align-items:start}
.xx-news__date{font-size:13px;color:var(--muted);line-height:1.4}
.xx-news__date b{display:block;font-size:22px;font-weight:800;color:var(--p);letter-spacing:-.02em}
.xx-news__item h4{font-size:var(--fs-16);font-weight:600;line-height:1.5;transition:color var(--dur) var(--ease)}
.xx-news__item:hover h4{color:var(--a)}
.xx-news__item span{font-size:12px;color:var(--muted);letter-spacing:.06em}

/* ---------- 合作伙伴 ---------- */
.xx-partners{overflow:hidden;position:relative}
.xx-partners::before,.xx-partners::after{content:"";position:absolute;top:0;bottom:0;width:140px;z-index:2;pointer-events:none}
.xx-partners::before{left:0;background:linear-gradient(90deg,var(--bg),transparent)}
.xx-partners::after{right:0;background:linear-gradient(270deg,var(--bg),transparent)}
.xx-marquee{display:flex;width:max-content;animation:xxMarquee 42s linear infinite}
.xx-partners:hover .xx-marquee{animation-play-state:paused}
.xx-marquee__group{display:flex;align-items:center}
.xx-logo{display:grid;place-items:center;width:210px;height:88px;margin-inline:18px;filter:grayscale(1);opacity:.55;transition:filter var(--dur) var(--ease),opacity var(--dur) var(--ease)}
.xx-logo:hover{filter:grayscale(0);opacity:1}
.xx-logo svg{max-width:170px;max-height:44px;height:auto}
@keyframes xxMarquee{from{transform:translateX(0)}to{transform:translateX(-50%)}}

/* ---------- 荣誉资质 ---------- */
.xx-honors{position:relative}
.xx-honors__track{display:grid;grid-auto-flow:column;grid-auto-columns:minmax(220px,1fr);gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:8px;scrollbar-width:none}
.xx-honors__track::-webkit-scrollbar{display:none}
.xx-honor{scroll-snap-align:start;border:1px solid var(--line);border-radius:var(--radius);background:#fff;padding:14px}
.xx-honor .xx-fig{aspect-ratio:3/4;border-radius:var(--radius-sm);background:var(--surface)}
.xx-honor h4{font-size:var(--fs-16);font-weight:700;margin:14px 0 4px}
.xx-honor p{font-size:12px;color:var(--muted)}
.xx-honors__nav{display:flex;gap:8px}
.xx-honors__nav button{width:44px;height:44px;border-radius:50%;border:1px solid var(--line);background:#fff;color:var(--ink);display:grid;place-items:center;cursor:pointer;transition:all var(--dur) var(--ease)}
.xx-honors__nav button:hover{background:var(--p);color:#fff;border-color:var(--p)}

/* ---------- 流程 ---------- */
.xx-process{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:clamp(14px,2vw,26px);counter-reset:xxstep}
.xx-step{position:relative;padding-top:28px;border-top:1px solid rgba(255,255,255,.2)}
.xx-section:not(.xx-section--dark) .xx-step{border-color:var(--line)}
.xx-step__no{font-size:12px;letter-spacing:.18em;font-weight:700;color:var(--a);margin-bottom:12px}
.xx-step h3{font-size:var(--fs-18);font-weight:700;margin-bottom:8px}
.xx-step p{font-size:var(--fs-14);color:var(--muted);line-height:1.7}
.xx-section--dark .xx-step p{color:rgba(255,255,255,.66)}

/* ---------- 客户评价 ---------- */
.xx-testimonials{position:relative}
.xx-testi__track{display:grid;grid-auto-flow:column;grid-auto-columns:minmax(320px,380px);gap:22px;overflow-x:auto;scroll-snap-type:x mandatory;padding:4px 4px 12px;scrollbar-width:none}
.xx-testi__track::-webkit-scrollbar{display:none}
.xx-testi{scroll-snap-align:start;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px 28px;display:flex;flex-direction:column;gap:18px}
.xx-testi__mark{font-size:40px;line-height:1;color:var(--a);font-weight:900;font-family:Georgia,serif}
.xx-testi p{font-size:var(--fs-16);line-height:1.8;color:var(--ink-2)}
.xx-testi__who{display:flex;align-items:center;gap:12px;margin-top:auto}
.xx-testi__who img{width:44px;height:44px;border-radius:50%;object-fit:cover}
.xx-testi__who b{display:block;font-size:var(--fs-16);font-weight:700;line-height:1.3}
.xx-testi__who span{font-size:13px;color:var(--muted)}
.xx-testi__dots{display:flex;gap:8px;margin-top:24px}
.xx-testi__dots button{width:28px;height:4px;border:0;border-radius:2px;background:var(--line);cursor:pointer;transition:background var(--dur) var(--ease),width var(--dur) var(--ease)}
.xx-testi__dots button.is-active{background:var(--a);width:44px}

/* ---------- FAQ ---------- */
.xx-faq{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);gap:clamp(28px,4vw,64px);align-items:start}
.xx-faq .accordion-item{border:0;border-top:1px solid var(--line);background:transparent}
.xx-faq .accordion-item:last-child{border-bottom:1px solid var(--line)}
.xx-faq .accordion-button{background:transparent;box-shadow:none;padding:22px 44px 22px 0;font-size:var(--fs-18);font-weight:600;color:var(--ink);line-height:1.5}
.xx-faq .accordion-button:not(.collapsed){color:var(--p)}
.xx-faq .accordion-button::after{width:14px;height:14px;background-size:14px;position:absolute;right:8px}
.xx-faq .accordion-button:focus{box-shadow:none;border-color:transparent}
.xx-faq .accordion-body{padding:0 44px 24px 0;color:var(--muted);font-size:var(--fs-16);line-height:1.8}

/* ---------- CTA ---------- */
.xx-cta{position:relative;overflow:hidden;background:var(--p);color:#fff}
.xx-cta__bg{position:absolute;inset:0;z-index:0;opacity:.18}
.xx-cta__bg img{width:100%;height:100%;object-fit:cover}
.xx-cta__in{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,.8fr);gap:clamp(24px,4vw,56px);align-items:center;padding-block:clamp(56px,7vw,96px)}
.xx-cta h2{font-size:clamp(28px,3.2vw,var(--fs-44));font-weight:800;letter-spacing:-.02em}
.xx-cta p{color:rgba(255,255,255,.76);margin-top:14px;font-size:var(--fs-16);max-width:38em}
.xx-cta__actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:flex-end}
.xx-cta__tel{display:flex;flex-direction:column;gap:2px;padding:0 4px}
.xx-cta__tel span{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:rgba(255,255,255,.6)}
.xx-cta__tel b{font-size:clamp(22px,2.4vw,30px);font-weight:800;letter-spacing:.01em;font-variant-numeric:tabular-nums}

/* ---------- 页脚 ---------- */
.xx-footer{background:#0d1013;color:rgba(255,255,255,.7);position:relative;overflow:hidden}
.xx-footer a{color:rgba(255,255,255,.7)}
.xx-footer a:hover{color:#fff}
.xx-footer__main{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,1fr) minmax(0,1fr) minmax(0,1.2fr);gap:clamp(24px,3vw,48px);padding-block:clamp(48px,6vw,80px)}
.xx-footer__brand{display:flex;align-items:center;gap:12px;margin-bottom:20px;color:#fff}
.xx-footer__brand .xx-nav__mark{background:var(--a)}
.xx-footer__brand b{font-size:20px;font-weight:800;display:block;line-height:1.2}
.xx-footer__brand span{font-size:10px;letter-spacing:.18em;text-transform:uppercase;opacity:.6}
.xx-footer__about{font-size:var(--fs-14);line-height:1.8;max-width:34em}
.xx-footer__qr{display:flex;gap:14px;margin-top:22px;align-items:center}
.xx-footer__qr img{width:88px;height:88px;border-radius:8px;background:#fff;padding:6px}
.xx-footer__qr span{font-size:12px;line-height:1.6}
.xx-footer h4{color:#fff;font-size:var(--fs-14);letter-spacing:.14em;text-transform:uppercase;margin-bottom:18px;font-weight:700}
.xx-footer__links{display:flex;flex-direction:column;gap:10px;font-size:var(--fs-14)}
.xx-footer__contact{display:flex;flex-direction:column;gap:12px;font-size:var(--fs-14)}
.xx-footer__contact b{color:#fff;font-size:var(--fs-18);font-weight:800;font-variant-numeric:tabular-nums}
.xx-footer__form{display:flex;gap:8px;margin-top:16px}
.xx-footer__form input{flex:1;min-height:46px;padding:0 14px;border-radius:8px;border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.06);color:#fff;font-size:14px}
.xx-footer__form input::placeholder{color:rgba(255,255,255,.4)}
.xx-footer__form input:focus{outline:none;border-color:var(--a);background:rgba(255,255,255,.1)}
.xx-footer__form button{min-height:46px;padding:0 18px;border:0;border-radius:8px;background:var(--a);color:#fff;font-weight:600;font-size:14px;cursor:pointer;transition:transform var(--dur) var(--ease)}
.xx-footer__form button:hover{transform:translateY(-2px)}
.xx-footer__bottom{border-top:1px solid rgba(255,255,255,.1);padding-block:22px;display:flex;flex-wrap:wrap;gap:12px 24px;align-items:center;justify-content:space-between;font-size:13px}
.xx-footer__legal{display:flex;flex-wrap:wrap;gap:6px 18px;align-items:center}
.xx-footer__social{display:flex;gap:10px}
.xx-footer__social a{width:36px;height:36px;border-radius:50%;border:1px solid rgba(255,255,255,.18);display:grid;place-items:center;transition:all var(--dur) var(--ease)}
.xx-footer__social a:hover{background:var(--a);border-color:var(--a);color:#fff}
.xx-footer__watermark{position:absolute;right:-2%;bottom:-8%;font-size:clamp(80px,14vw,220px);font-weight:900;letter-spacing:-.04em;color:rgba(255,255,255,.03);pointer-events:none;line-height:1}
.xx-sitemap-link{display:inline-flex;align-items:center;gap:6px}

/* ---------- 表单 / 通用页面 ---------- */
.xx-field{display:flex;flex-direction:column;gap:8px;margin-bottom:20px}
.xx-field label{font-size:var(--fs-14);font-weight:600;color:var(--ink)}
.xx-field input,.xx-field textarea,.xx-field select{min-height:50px;padding:12px 14px;border:1px solid var(--line);border-radius:var(--radius-sm);background:#fff;font-size:var(--fs-16);font-family:inherit;transition:border-color var(--dur) var(--ease),box-shadow var(--dur) var(--ease)}
.xx-field textarea{min-height:140px;resize:vertical}
.xx-field input:focus,.xx-field textarea:focus,.xx-field select:focus{outline:none;border-color:var(--a);box-shadow:0 0 0 3px color-mix(in srgb,var(--a) 22%,transparent)}
.xx-page-head{background:var(--p);color:#fff;padding-block:calc(var(--nav-h) + 72px) 64px;margin-top:calc(var(--nav-h) * -1);padding-top:calc(var(--nav-h) + 72px)}
.xx-page-head h1{font-size:clamp(28px,3.6vw,var(--fs-44));font-weight:800}
.xx-page-head p{color:rgba(255,255,255,.7);margin-top:12px;max-width:46em}
.xx-breadcrumb{display:flex;flex-wrap:wrap;gap:8px;font-size:13px;color:rgba(255,255,255,.6);margin-top:18px}
.xx-breadcrumb a:hover{color:#fff}
.xx-shell{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:clamp(28px,4vw,56px);align-items:start}
.xx-post-list{display:flex;flex-direction:column;gap:32px}
.xx-post-card{display:grid;grid-template-columns:280px minmax(0,1fr);gap:24px;padding-bottom:32px;border-bottom:1px solid var(--line)}
.xx-post-card__media .xx-fig{aspect-ratio:4/3}
.xx-post-card h2{font-size:var(--fs-24);font-weight:700;line-height:1.4;margin-bottom:10px}
.xx-post-card p{color:var(--muted);font-size:var(--fs-14)}
.xx-post-meta{display:flex;gap:14px;font-size:13px;color:var(--muted);margin-bottom:10px;flex-wrap:wrap}
.xx-sidebar{display:flex;flex-direction:column;gap:28px;position:sticky;top:calc(var(--nav-h) + 24px)}
.xx-widget{border:1px solid var(--line);border-radius:var(--radius);padding:24px}
.xx-widget h3{font-size:var(--fs-16);font-weight:700;margin-bottom:16px;padding-bottom:12px;border-bottom:1px solid var(--line)}
.xx-widget ul{display:flex;flex-direction:column;gap:10px;font-size:var(--fs-14)}
.xx-widget ul li a{color:var(--ink-2)}
.xx-widget ul li a:hover{color:var(--a)}
.xx-entry{max-width:820px}
.xx-entry h2,.xx-entry h3{margin:36px 0 14px}
.xx-entry p{margin-bottom:18px;color:var(--ink-2);line-height:1.85}
.xx-entry img{border-radius:var(--radius);margin-block:24px}
.xx-entry blockquote{border-left:3px solid var(--a);margin:28px 0;padding:8px 0 8px 22px;color:var(--ink-2);font-size:var(--fs-18)}
.xx-entry ul{list-style:disc;padding-left:22px;margin-bottom:18px;color:var(--ink-2)}
.xx-entry ol{list-style:decimal;padding-left:22px;margin-bottom:18px;color:var(--ink-2)}
.xx-pagination{display:flex;gap:8px;justify-content:center;margin-top:48px}
.xx-pagination .page-numbers{min-width:44px;height:44px;display:grid;place-items:center;border:1px solid var(--line);border-radius:10px;font-size:14px}
.xx-pagination .page-numbers.current{background:var(--p);color:#fff;border-color:var(--p)}
.xx-404{text-align:center;padding-block:clamp(72px,10vw,140px)}
.xx-404 b{display:block;font-size:clamp(72px,12vw,140px);line-height:1;font-weight:900;color:var(--a);letter-spacing:-.04em}
.xx-404 h1{margin:20px 0 14px;font-size:var(--fs-32)}
.xx-404 p{color:var(--muted);max-width:36em;margin:0 auto 28px}
.xx-sitemap-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:clamp(24px,3vw,44px)}
.xx-sitemap-block h3{font-size:var(--fs-18);font-weight:700;padding-bottom:12px;border-bottom:1px solid var(--line);margin-bottom:14px;display:flex;justify-content:space-between;align-items:baseline;gap:10px}
.xx-sitemap-block h3 span{font-size:12px;color:var(--muted);font-weight:500;letter-spacing:.06em}
.xx-sitemap-block ul{display:flex;flex-direction:column;gap:8px}
.xx-sitemap-block li{display:flex;justify-content:space-between;gap:12px;font-size:var(--fs-14);color:var(--ink-2)}
.xx-sitemap-block li a{border-bottom:1px solid transparent}
.xx-sitemap-block li a:hover{border-color:var(--a);color:var(--ink)}
.xx-sitemap-block li em{font-style:normal;color:var(--muted);font-size:12px;font-variant-numeric:tabular-nums;white-space:nowrap}
.xx-sitemap-tags{display:flex;flex-wrap:wrap;gap:8px}
.xx-sitemap-tags a{padding:6px 12px;border:1px solid var(--line);border-radius:6px;font-size:13px;color:var(--ink-2)}
.xx-sitemap-tags a:hover{border-color:var(--a);color:var(--ink)}

/* ---------- 返回顶部 / 动效 ---------- */
.xx-top{position:fixed;right:24px;bottom:24px;z-index:80;width:48px;height:48px;border-radius:50%;border:1px solid var(--line);background:#fff;color:var(--ink);display:grid;place-items:center;cursor:pointer;box-shadow:var(--shadow-1);opacity:0;visibility:hidden;transform:translateY(10px);transition:all var(--dur) var(--ease)}
.xx-top.is-visible{opacity:1;visibility:visible;transform:translateY(0)}
.xx-top:hover{background:var(--p);color:#fff;border-color:var(--p)}
.xx-reveal{opacity:0;transform:translateY(24px);transition:opacity 420ms var(--ease),transform 420ms var(--ease)}
.xx-reveal.is-in{opacity:1;transform:none}
.xx-hero__kicker,.xx-hero h1,.xx-hero__sub,.xx-hero__btns{opacity:0;transform:translateY(18px);animation:xxHeroIn 700ms var(--ease) forwards}
.xx-hero h1{animation-delay:90ms}
.xx-hero__sub{animation-delay:180ms}
.xx-hero__btns{animation-delay:270ms}
.xx-hero__kicker{animation-delay:0ms}
@keyframes xxHeroIn{to{opacity:1;transform:none}}

/* ---------- 响应式 1400 / 1200 / 992 / 768 / 576 ---------- */
@media (max-width:1399.98px){
  :root{--container:1180px;--section-pad:112px}
}
@media (max-width:1199.98px){
  :root{--container:1040px;--section-pad:104px;--fs-56:48px;--fs-44:38px}
  .xx-head{grid-template-columns:1fr;align-items:start}
  .xx-products{grid-template-columns:repeat(2,minmax(0,1fr))}
  .xx-case--wide{grid-column:span 1;aspect-ratio:4/3}
  .xx-footer__main{grid-template-columns:repeat(2,minmax(0,1fr));row-gap:40px}
  .xx-shell{grid-template-columns:1fr}
  .xx-sidebar{position:static}
}
@media (max-width:991.98px){
  :root{--section-pad:88px;--nav-h:72px;--fs-56:40px;--fs-44:32px}
  .xx-nav__menu,.xx-nav__actions .xx-nav__cta{display:none}
  .xx-nav__burger{display:inline-flex}
  .xx-hero__inner{min-height:auto;padding-block:96px 72px}
  .xx-hero{margin-top:0;padding-top:0}
  .xx-stats__grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .xx-about__grid{grid-template-columns:1fr}
  .xx-about__badge{left:16px;bottom:16px;padding:14px 18px;max-width:180px}
  .xx-about__badge b{font-size:24px}
  .xx-culture{grid-template-columns:1fr 1fr}
  .xx-timeline{grid-template-columns:repeat(3,minmax(0,1fr));row-gap:28px}
  .xx-timeline::before{display:none}
  .xx-solution{grid-template-columns:1fr}
  .xx-solution:nth-child(even) .xx-solution__media{order:0}
  .xx-cases{grid-template-columns:repeat(2,minmax(0,1fr))}
  .xx-news{grid-template-columns:1fr}
  .xx-faq{grid-template-columns:1fr}
  .xx-process{grid-template-columns:repeat(2,minmax(0,1fr))}
  .xx-cta__in{grid-template-columns:1fr}
  .xx-cta__actions{justify-content:flex-start}
  .xx-post-card{grid-template-columns:1fr}
  .xx-sitemap-grid{grid-template-columns:1fr}
  .xx-page-head{margin-top:calc(var(--nav-h) * -1);padding-top:calc(var(--nav-h) + 40px)}
  .xx-mobile{display:block}
  .xx-mobile__panel{position:fixed;inset:0;z-index:300;background:#fff;color:var(--ink);transform:translateX(100%);transition:transform 320ms var(--ease);display:flex;flex-direction:column;overflow-y:auto}
  .xx-mobile__panel.is-open{transform:none}
  .xx-mobile__head{display:flex;align-items:center;justify-content:space-between;padding:20px 24px;border-bottom:1px solid var(--line)}
  .xx-mobile__head button{width:40px;height:40px;border:1px solid var(--line);border-radius:10px;background:#fff;font-size:20px;line-height:1}
  .xx-mobile__nav{padding:12px 24px 24px;display:flex;flex-direction:column}
  .xx-mobile__nav a{padding:14px 0;border-bottom:1px solid var(--line);font-size:16px;font-weight:600;display:flex;justify-content:space-between;align-items:center}
  .xx-mobile__nav .sub-menu a{padding-left:16px;font-weight:400;font-size:15px;color:var(--ink-2);border-bottom-style:dashed}
  .xx-mobile__foot{padding:24px;display:flex;flex-direction:column;gap:12px;margin-top:auto;border-top:1px solid var(--line)}
}
@media (max-width:767.98px){
  :root{--section-pad:72px;--panel-pad:20px;--fs-44:30px;--fs-32:26px;--fs-24:21px;--fs-18:17px}
  .xx-grid--3,.xx-grid--4,.xx-products,.xx-cases,.xx-culture{grid-template-columns:1fr}
  .xx-points{grid-template-columns:1fr}
  .xx-timeline{grid-template-columns:repeat(2,minmax(0,1fr))}
  .xx-process{grid-template-columns:1fr}
  .xx-footer__main{grid-template-columns:1fr}
  .xx-hero .carousel-control-prev,.xx-hero .carousel-control-next{display:none}
  .xx-hero .carousel-indicators{top:auto;bottom:18px;right:auto;left:50%;transform:translateX(-50%);flex-direction:row}
  .xx-hero .carousel-indicators [data-bs-target]{margin:0 4px}
  .xx-news__item{grid-template-columns:70px minmax(0,1fr)}
  .xx-testi__track{grid-auto-columns:minmax(280px,86vw)}
  .xx-stat{padding:22px 18px}
  .xx-cta__tel b{font-size:24px}
  .xx-hero__scroll{display:none}
}
@media (max-width:575.98px){
  :root{--gutter:20px;--section-pad:64px;--fs-18:16px}
  .xx-stats__grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .xx-btn{width:100%}
  .xx-hero__btns{gap:10px}
  .xx-tabs,.xx-filters{gap:6px}
  .xx-tabs button,.xx-filters button{padding:8px 12px;font-size:13px}
  .xx-sitemap-block li{font-size:13px}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
  .xx-reveal{opacity:1;transform:none}
  .xx-hero__kicker,.xx-hero h1,.xx-hero__sub,.xx-hero__btns{opacity:1;transform:none}
  .xx-marquee{animation:none}
}

/* ---------- 视频弹窗 ---------- */
.xx-video-modal{position:fixed;inset:0;z-index:400;background:rgba(8,10,12,.86);display:grid;place-items:center;padding:24px;backdrop-filter:blur(4px)}
.xx-video-modal__in{position:relative;width:min(1080px,94vw)}
.xx-video-modal__frame{position:relative;aspect-ratio:16/9;background:#000;border-radius:var(--radius);overflow:hidden}
.xx-video-modal__frame iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.xx-video-modal__close{position:absolute;right:0;top:-48px;background:none;border:0;color:#fff;font-size:32px;line-height:1;cursor:pointer}

/* ============================================================
   组件补充：导航形态、首屏构图、页脚形态、站点地图与表单
   ============================================================ */
.xx-main{display:block}
.xx-nav__nav{display:flex;align-items:center}
.xx-nav__nav--end{margin-left:auto}
.xx-nav__bar--center{justify-content:space-between}
.xx-nav__bar--center .xx-nav__nav:first-child{flex:1}
.xx-nav__bar--center .xx-nav__nav:first-child .xx-nav__menu{justify-content:flex-end}
.xx-nav__bar--center .xx-nav__brand{position:absolute;left:50%;transform:translateX(-50%)}
.xx-nav__bar--center .xx-nav__nav:nth-of-type(2){flex:1;justify-content:flex-start;padding-left:24px}
.xx-nav__shell{position:relative}
.xx-nav__topbar{position:relative;z-index:50}
body.is-nav-scrolled .xx-nav__bar{background:var(--nav-solid,#fff);color:var(--nav-solid-fg,var(--ink));box-shadow:0 1px 0 var(--line)}
.xx-nav--n1 .xx-nav__bar, .xx-nav--n5 .xx-nav__bar{transition:background var(--dur) var(--ease),color var(--dur) var(--ease),box-shadow var(--dur) var(--ease)}
.xx-nav--n1{--nav-solid:#0d1013;--nav-solid-fg:#fff}
/* 修复（2026-11-03）：n1 顶部状态导航条无底色，白色导航文字与栏目落在白底上不可见；补上与滚动后一致的深色底 */
.xx-nav--n1 .xx-nav__bar{background:var(--nav-solid,#0d1013);color:var(--nav-solid-fg,#fff)}
.xx-nav--n2{--nav-solid:#fff;--nav-solid-fg:var(--ink)}
.xx-nav--n2 .xx-nav__bar{background:#fff;color:var(--ink);border-bottom:1px solid var(--line)}
.xx-nav--n2{color:var(--ink)}
.xx-nav--n3 .xx-nav__bar{background:#fff;color:var(--ink);border-bottom:1px solid var(--line)}
.xx-nav--n3{color:var(--ink);--nav-solid:#fff;--nav-solid-fg:var(--ink)}
.xx-nav--n4{--nav-solid:#0b0d10;--nav-solid-fg:#fff;background:#0b0d10;color:#fff}
.xx-nav--n5 .xx-nav__bar{width:min(100% - 32px,var(--container));margin:14px auto 0;border-radius:calc(var(--radius) + 6px);padding-inline:22px;border:1px solid rgba(255,255,255,.22);background:rgba(12,14,16,.18);backdrop-filter:blur(10px)}
body.is-nav-scrolled .xx-nav--n5 .xx-nav__bar{background:rgba(255,255,255,.94);color:var(--ink);border-color:transparent;box-shadow:var(--shadow-1)}
.xx-nav--n6 .xx-nav__topbar{margin-left:var(--rail-w,0px)}
.xx-nav--n6 .xx-nav__bar{background:#fff;color:var(--ink);border-bottom:1px solid var(--line)}
.xx-nav--n6{color:var(--ink)}
.xx-rail{display:none}
@media (min-width:1200px){
  .xx-nav--n6{--rail-w:92px}
  .xx-nav--n6 .xx-rail{display:flex;position:fixed;left:0;top:0;bottom:0;width:var(--rail-w);z-index:70;flex-direction:column;align-items:center;justify-content:space-between;padding:22px 0;background:#0e2a47;color:#fff}
  .xx-rail__brand .xx-nav__mark{width:44px;height:44px}
  .xx-rail__nav{display:flex;flex-direction:column;gap:22px;align-items:center}
  .xx-rail__nav a{writing-mode:vertical-rl;text-orientation:mixed;letter-spacing:.24em;font-size:13px;color:rgba(255,255,255,.7);padding:6px 0}
  .xx-rail__nav a:hover{color:var(--a)}
  .xx-rail__search{background:none;border:0;color:rgba(255,255,255,.7);cursor:pointer;padding:8px}
  body.xx-nav-n6 .xx-main,body.xx-nav-n6 .xx-footer,body.xx-nav-n6 .xx-ann,body.xx-nav-n6 .xx-nav__topbar{margin-left:var(--rail-w)}
}
.xx-mobile__panel{position:fixed;inset:0 0 0 auto;width:min(420px,100%);z-index:300;background:var(--p);color:#fff;display:flex;flex-direction:column;padding:20px 22px 28px;transform:translateX(100%);visibility:hidden;transition:transform .32s var(--ease),visibility .32s}
.xx-mobile__panel.is-open{transform:none;visibility:visible}
.xx-mobile__head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-bottom:18px;border-bottom:1px solid rgba(255,255,255,.14)}
.xx-mobile__head button{background:none;border:0;color:inherit;font-size:26px;line-height:1;cursor:pointer}
.xx-mobile__nav{margin-top:18px;display:flex;flex-direction:column;overflow:auto;flex:1}
.xx-mobile__nav>li{border-bottom:1px solid rgba(255,255,255,.1)}
.xx-mobile__nav a{display:block;padding:14px 0;color:inherit;font-size:17px;font-weight:600}
.xx-mobile__nav .sub-menu a{padding-left:16px;font-size:15px;font-weight:400;opacity:.72}
.xx-mobile__foot{display:flex;gap:10px;margin-top:16px}
.xx-mobile__foot .xx-btn{flex:1;justify-content:center}
body.xx-locked{overflow:hidden}

/* ---------- 首屏通用补充 ---------- */
.xx-hero__h1{font-size:clamp(30px,4vw,var(--fs-44));font-weight:800;letter-spacing:-.02em;line-height:1.14;max-width:16em}
.xx-hero__col{max-width:640px}
.xx-hero__inner--top{justify-content:flex-start;padding-top:clamp(90px,14vh,160px)}
.xx-hero__inner--right .xx-hero__col{margin-left:auto;text-align:right}
.xx-hero__inner--right .xx-hero__btns{justify-content:flex-end}
.xx-hero__inner--right .xx-hero__sub{margin-left:auto}
.xx-hero__video{width:100%;height:100%;object-fit:cover}
.xx-hero__facts{display:flex;flex-wrap:wrap;gap:clamp(20px,3vw,48px);list-style:none;margin:0;padding:0}
.xx-hero__facts li{display:flex;flex-direction:column;gap:2px}
.xx-hero__facts b{font-size:clamp(18px,1.6vw,24px);font-weight:800;color:#fff;letter-spacing:-.01em}
.xx-hero__facts span{font-size:12px;letter-spacing:.06em;color:rgba(255,255,255,.6)}
.xx-hero__facts--tile b,.xx-hero__facts--tile span{color:var(--ink)}
.xx-hero__ctrl{display:flex;align-items:center;gap:10px}
.xx-hero__arrow{width:46px;height:46px;border-radius:50%;border:1px solid rgba(255,255,255,.4);background:none;color:#fff;display:grid;place-items:center;cursor:pointer;transition:background var(--dur) var(--ease),border-color var(--dur) var(--ease)}
.xx-hero__arrow:hover{background:var(--a);border-color:var(--a);color:var(--p)}
.xx-hero__arrow svg{transform:rotate(180deg)}
.xx-hero__arrow--next svg{transform:none}
.xx-hero__count{font-size:13px;letter-spacing:.1em;color:rgba(255,255,255,.66)}
.xx-hero__count b{color:#fff;font-weight:700}
.xx-hero__dots{display:flex;gap:8px}
.xx-hero__dots button{width:26px;height:3px;border:0;background:rgba(20,23,26,.2);cursor:pointer;padding:0}
.xx-hero__dots button.is-active{background:var(--p)}
.xx-hero__pager{position:absolute;right:clamp(16px,3vw,48px);bottom:clamp(90px,12vh,140px);z-index:4;display:flex;flex-direction:column;gap:10px}
.xx-hero__pager button{background:none;border:0;color:rgba(255,255,255,.5);font-size:13px;letter-spacing:.1em;cursor:pointer;position:relative;padding-left:16px}
.xx-hero__pager button::before{content:"";position:absolute;left:0;top:50%;width:8px;height:1px;background:currentColor}
.xx-hero__pager button.is-active{color:#fff}
.xx-hero__pager button.is-active::before{width:14px;background:var(--a)}
.xx-hero__textlink{display:inline-flex;align-items:center;gap:8px;font-size:15px;font-weight:600;color:inherit;border-bottom:1px solid currentColor;padding-bottom:2px}
.xx-hero__chip{position:absolute;left:24px;bottom:24px;z-index:2;padding:8px 14px;background:rgba(255,255,255,.92);color:var(--ink);border-radius:999px;font-size:12px;letter-spacing:.08em}
.xx-hero__mini{display:flex;gap:28px;margin-top:44px;padding-top:26px;border-top:1px solid rgba(255,255,255,.18)}
.xx-hero__mini b{display:block;font-size:20px;font-weight:800}
.xx-hero__mini span{font-size:12px;color:rgba(255,255,255,.62)}

/* h1 全幅 + 底部信息坞 */
.xx-hero--h1 .xx-hero__dock{position:absolute;left:0;right:0;bottom:0;z-index:5;border-top:1px solid rgba(255,255,255,.16);background:linear-gradient(180deg,rgba(10,12,14,.2),rgba(10,12,14,.72))}
.xx-hero--h1 .xx-hero__dock-in{display:flex;align-items:center;justify-content:space-between;gap:24px;padding-block:22px}
.xx-hero--h1 .xx-hero__inner{min-height:calc(100svh - var(--nav-h) - 96px)}
.xx-hero--h1 .xx-hero__scroll{bottom:118px}

/* h2 左右分屏 */
.xx-hero--h2{background:var(--s);color:var(--ink);padding-top:0;margin-top:0}
.xx-hero--h2 .xx-hero__split{display:grid;grid-template-columns:minmax(0,.92fr) minmax(0,1.08fr);min-height:calc(100svh - var(--ann-h))}
.xx-hero--h2 .xx-hero__panel{background:var(--p);color:#fff;display:flex;align-items:center;padding:calc(var(--nav-h) + 48px) clamp(24px,5vw,72px) clamp(40px,6vh,72px)}
.xx-hero--h2 .xx-hero__panel-in{max-width:520px}
.xx-hero--h2 .xx-hero__stage{position:relative;overflow:hidden;min-height:420px}
.xx-hero--h2 .xx-hero__stage img,.xx-hero--h2 .xx-hero__stage video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.xx-hero--h2 .xx-hero__sub{color:rgba(255,255,255,.78)}
.xx-hero--h2 .xx-hero__pager{right:auto;left:clamp(24px,5vw,72px);bottom:36px;flex-direction:row;gap:16px}

/* h3 浅底留白 */
.xx-hero--h3{background:var(--s);color:var(--ink);padding-top:calc(var(--nav-h) + 24px);margin-top:0}
.xx-hero--h3 .xx-hero__grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:clamp(32px,6vw,96px);align-items:center;min-height:calc(100svh - var(--nav-h) - 120px)}
.xx-hero--h3 .xx-hero__copy h1{color:var(--ink)}
.xx-hero--h3 .xx-hero__sub{color:var(--muted);max-width:30em}
.xx-hero--h3 .xx-hero__kicker{color:var(--p)}
.xx-hero--h3 .xx-hero__frame{position:relative;aspect-ratio:4/5;overflow:hidden;border-radius:var(--radius)}
.xx-hero--h3 .xx-hero__frame img{width:100%;height:100%;object-fit:cover}
.xx-hero--h3 .xx-hero__frame-no{position:absolute;right:16px;bottom:12px;font-size:12px;letter-spacing:.16em;color:#fff;background:rgba(10,12,14,.42);padding:6px 10px;border-radius:6px}
.xx-hero--h3 .xx-hero__rail{display:flex;align-items:center;justify-content:space-between;gap:24px;padding-block:26px;border-top:1px solid var(--line);margin-top:clamp(24px,4vh,48px)}
.xx-hero--h3 .xx-hero__rail ul{display:flex;gap:clamp(24px,4vw,64px);flex-wrap:wrap}
.xx-hero--h3 .xx-hero__rail li{display:flex;flex-direction:column;gap:4px}
.xx-hero--h3 .xx-hero__rail span{font-size:12px;letter-spacing:.06em;color:var(--muted)}
.xx-hero--h3 .xx-hero__rail b{font-size:22px;font-weight:800;color:var(--ink)}
.xx-hero--h3 .xx-btn--ghost{color:var(--ink);border-color:rgba(20,23,26,.24)}

/* h4 暗场居中 */
.xx-hero--h4 .xx-hero__center{position:relative;z-index:2;display:flex;flex-direction:column;align-items:center;text-align:center;justify-content:center;min-height:calc(100svh - var(--nav-h) - 110px);padding-block:clamp(60px,10vh,120px)}
.xx-hero--h4 .xx-hero h1,.xx-hero--h4 .xx-hero__h1{font-weight:300;letter-spacing:-.01em;max-width:20em}
.xx-hero--h4 .xx-hero__sub{margin-inline:auto;max-width:36em}
.xx-hero--h4 .xx-hero__btns{justify-content:center}
.xx-hero--h4 .xx-hero__ticker{position:absolute;left:0;right:0;bottom:0;z-index:4;border-top:1px solid rgba(255,255,255,.14);background:rgba(6,7,9,.62);backdrop-filter:blur(6px)}
.xx-hero--h4 .xx-hero__ticker-in{display:flex;align-items:center;justify-content:space-between;gap:24px;padding-block:18px}
.xx-hero--h4 .xx-hero__ticker ul{display:flex;gap:clamp(20px,4vw,56px);flex-wrap:wrap}

/* h5 网格拼贴 */
.xx-hero--h5{background:var(--s);color:var(--ink);padding-top:calc(var(--nav-h) + 28px);margin-top:0}
.xx-hero--h5 .xx-hero__mosaic{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(0,.95fr);gap:14px;min-height:min(78vh,720px)}
.xx-hero--h5 .xx-hero__tile{position:relative;overflow:hidden;border-radius:var(--radius);background:var(--p)}
.xx-hero--h5 .xx-hero__tile--main{min-height:520px}
.xx-hero--h5 .xx-hero__tile-carousel,.xx-hero--h5 .xx-hero__tile-carousel .carousel-inner,.xx-hero--h5 .xx-hero__tile-carousel .carousel-item{height:100%}
.xx-hero--h5 .xx-hero__tile img{width:100%;height:100%;object-fit:cover;display:block}
.xx-hero--h5 .xx-hero__plate{position:absolute;left:clamp(18px,3vw,40px);right:auto;bottom:clamp(18px,3vw,40px);z-index:3;max-width:460px;background:rgba(15,17,19,.78);backdrop-filter:blur(8px);padding:clamp(20px,2.4vw,32px);border-radius:var(--radius);color:#fff}
.xx-hero--h5 .xx-hero__side{display:grid;grid-template-rows:1fr 1fr auto;gap:14px}
.xx-hero--h5 .xx-hero__tile--sm{min-height:150px}
.xx-hero--h5 .xx-hero__tile-label{position:absolute;left:14px;bottom:12px;z-index:2;font-size:12px;letter-spacing:.08em;color:#fff;background:rgba(10,12,14,.5);padding:5px 9px;border-radius:5px}
.xx-hero--h5 .xx-hero__facts--tile{display:flex;flex-wrap:wrap;gap:18px;background:#fff;border-radius:var(--radius);padding:16px 18px}
.xx-hero--h5 .xx-hero__facts--tile li{flex:1 1 auto}
.xx-hero--h5 .xx-hero__facts--tile b{font-size:17px;color:var(--ink)}
.xx-hero--h5 .xx-hero__facts--tile span{font-size:11px;color:var(--muted)}
.xx-hero--h5 .xx-hero__mosaic-nav{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-top:18px;padding-top:16px;border-top:1px solid var(--line);color:var(--muted);font-size:13px;letter-spacing:.06em}
.xx-hero--h5 .xx-hero__mosaic-nav button{width:38px;height:38px;border-radius:50%;border:1px solid var(--line);background:none;color:var(--ink);cursor:pointer}
.xx-hero--h5 .xx-hero__mosaic-nav button svg{transform:rotate(180deg)}
.xx-hero--h5 .xx-hero__mosaic-nav .xx-hero__arrow--next svg{transform:none}

/* h6 大图 + 浮层卡 */
.xx-hero--h6{background:var(--s);color:var(--ink);padding-top:calc(var(--nav-h) + 24px);margin-top:0}
.xx-hero--h6 .xx-hero__float{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,.85fr);align-items:center;gap:0;min-height:calc(100svh - var(--nav-h) - 140px)}
.xx-hero--h6 .xx-hero__photo{position:relative;aspect-ratio:16/11;overflow:hidden;border-radius:var(--radius)}
.xx-hero--h6 .xx-hero__photo img{width:100%;height:100%;object-fit:cover}
.xx-hero--h6 .xx-hero__card{position:relative;z-index:2;margin-left:clamp(-120px,-8vw,-40px);background:#fff;border-radius:var(--radius);padding:clamp(26px,3vw,44px);box-shadow:var(--shadow-2);max-width:520px}
.xx-hero--h6 .xx-hero__card h1,.xx-hero--h6 .xx-hero__card .xx-hero__h1{color:var(--ink)}
.xx-hero--h6 .xx-hero__kicker{color:var(--a)}
.xx-hero--h6 .xx-hero__sub{color:var(--muted)}
.xx-hero--h6 .xx-hero__btns{align-items:center}
.xx-hero--h6 .xx-hero__cardfacts{display:flex;gap:22px;margin-top:30px;padding-top:22px;border-top:1px solid var(--line);flex-wrap:wrap}
.xx-hero--h6 .xx-hero__cardfacts b{display:block;font-size:19px;font-weight:800;color:var(--ink)}
.xx-hero--h6 .xx-hero__cardfacts span{font-size:11px;color:var(--muted)}
.xx-hero--h6 .xx-hero__idx{position:absolute;right:clamp(16px,3vw,40px);top:50%;transform:translateY(-50%);z-index:4;display:flex;flex-direction:column;gap:12px}
.xx-hero--h6 .xx-hero__idx button{background:none;border:0;font-size:12px;letter-spacing:.1em;color:var(--muted);cursor:pointer}
.xx-hero--h6 .xx-hero__idx button.is-active{color:var(--p);font-weight:700}

/* h7 全幅 + 底部悬浮卡 */
.xx-hero--h7 .xx-hero__media::after{background:linear-gradient(180deg,rgba(8,20,34,.72),rgba(8,20,34,.3) 40%,rgba(8,20,34,.55))}
.xx-hero--h7 .xx-hero__floatcard{position:absolute;left:0;right:0;bottom:clamp(20px,4vh,48px);z-index:4;display:flex;align-items:center;gap:clamp(16px,3vw,40px);background:#fff;color:var(--ink);border-radius:var(--radius);padding:22px clamp(20px,2.4vw,32px);box-shadow:var(--shadow-2);width:min(calc(100% - 48px),var(--container));margin-inline:auto}
.xx-hero--h7 .xx-hero__floatcard ul{display:flex;gap:clamp(18px,3vw,44px);flex:1;flex-wrap:wrap}
.xx-hero--h7 .xx-hero__floatcard b{display:block;font-size:clamp(20px,2vw,26px);font-weight:800}
.xx-hero--h7 .xx-hero__floatcard span{font-size:12px;color:var(--muted)}
.xx-hero--h7 .xx-hero__floatcard-cta{display:flex;flex-direction:column;gap:8px;padding-left:clamp(16px,2vw,32px);border-left:1px solid var(--line)}
.xx-hero--h7 .xx-hero__ctrl{color:var(--ink)}
.xx-hero--h7 .xx-hero__arrow{border-color:rgba(20,23,26,.24);color:var(--ink)}
.xx-hero--h7 .xx-hero__arrow:hover{color:#fff}

/* h8 右对齐 + 竖排序号 + 底部数据带 */
.xx-hero--h8 .xx-hero__no{position:absolute;left:clamp(16px,3vw,40px);top:50%;transform:translateY(-50%);z-index:4;display:flex;flex-direction:column;gap:14px;list-style:none;margin:0;padding:0}
.xx-hero--h8 .xx-hero__no button{background:none;border:0;color:rgba(255,255,255,.42);font-size:12px;letter-spacing:.14em;cursor:pointer;padding:0}
.xx-hero--h8 .xx-hero__no li.is-active button{color:var(--a)}
.xx-hero--h8 .xx-hero__band{position:absolute;left:0;right:0;bottom:0;z-index:4;background:rgba(8,9,11,.82);border-top:1px solid rgba(255,255,255,.16)}
.xx-hero--h8 .xx-hero__band-in{display:flex;align-items:center;justify-content:space-between;gap:24px;padding-block:20px}
.xx-hero--h8 .xx-hero__band ul{display:flex;gap:clamp(20px,4vw,56px);flex-wrap:wrap}
.xx-hero--h8 .xx-hero__band-link{display:inline-flex;align-items:center;gap:8px;font-size:13px;letter-spacing:.08em;color:rgba(255,255,255,.7)}

/* h9 叠层 + 左下文案块 */
.xx-hero--h9{background:var(--s);color:var(--ink);padding-top:calc(var(--nav-h) + 18px);margin-top:0}
.xx-hero--h9 .xx-hero__stack{position:relative;min-height:min(80vh,760px);display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr)}
.xx-hero--h9 .xx-hero__stack-a{position:relative;overflow:hidden;border-radius:var(--radius);grid-row:1;grid-column:1/2;z-index:1;aspect-ratio:4/3}
.xx-hero--h9 .xx-hero__stack-a img{width:100%;height:100%;object-fit:cover}
.xx-hero--h9 .xx-hero__stack-b{position:relative;overflow:hidden;border-radius:var(--radius);grid-row:1;grid-column:2/3;align-self:start;justify-self:end;width:min(100%,380px);margin-left:-90px;margin-top:-24px;z-index:2;aspect-ratio:3/4;box-shadow:var(--shadow-2)}
.xx-hero--h9 .xx-hero__stack-b img{width:100%;height:100%;object-fit:cover}
.xx-hero--h9 .xx-hero__stackcopy{position:relative;z-index:3;grid-row:1;grid-column:1/2;align-self:end;margin:0 0 26px -12px;max-width:560px;background:var(--p);color:#fff;padding:clamp(24px,2.6vw,40px);border-radius:var(--radius);box-shadow:var(--shadow-2)}
.xx-hero--h9 .xx-hero__stackcopy h1,.xx-hero--h9 .xx-hero__stackcopy .xx-hero__h1{color:#fff;font-size:clamp(26px,2.8vw,38px)}
.xx-hero--h9 .xx-hero__stackcopy .xx-hero__sub{color:rgba(255,255,255,.78);font-size:16px;margin-top:16px}
.xx-hero--h9 .xx-hero__stackfacts{grid-row:1;grid-column:2/3;align-self:end;justify-self:end;display:flex;gap:22px;z-index:3;background:#fff;border-radius:var(--radius);padding:16px 20px;flex-wrap:wrap}
.xx-hero--h9 .xx-hero__stackfacts b{display:block;font-size:18px;font-weight:800;color:var(--ink)}
.xx-hero--h9 .xx-hero__stackfacts span{font-size:11px;color:var(--muted)}
.xx-hero--h9 .xx-hero__ctrl--corner{position:absolute;right:clamp(16px,3vw,32px);bottom:26px;z-index:5;color:var(--ink)}
.xx-hero--h9 .xx-hero__arrow{background:#fff;border-color:var(--line);color:var(--ink)}
.xx-hero--h9 .xx-hero__arrow:hover{background:var(--a);color:#fff}

/* h10 极简居中 + 缩略图条 */
.xx-hero--h10{background:#fff;color:var(--ink);padding-top:calc(var(--nav-h) + 40px);margin-top:0;text-align:center;position:relative}
.xx-hero--h10 .xx-hero__grid-bg{position:absolute;inset:0;z-index:0;background-image:radial-gradient(var(--line) 1px,transparent 1px);background-size:26px 26px;opacity:.6;mask-image:radial-gradient(ellipse at 50% 30%,#000 25%,transparent 72%)}
.xx-hero--h10 .carousel{position:relative;z-index:1}
.xx-hero--h10 .xx-hero__center{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:calc(62vh - var(--nav-h));padding-block:clamp(30px,6vh,70px)}
.xx-hero--h10 .xx-hero__center h1{font-size:clamp(38px,6vw,68px);letter-spacing:-.035em;line-height:1.04;max-width:20em;margin-inline:auto;color:var(--ink)}
.xx-hero--h10 .xx-hero__sub{color:var(--muted);margin-inline:auto;max-width:38em;font-size:17px}
.xx-hero--h10 .xx-hero__btns{justify-content:center}
.xx-hero--h10 .xx-btn--ghost{color:var(--ink);border-color:rgba(20,23,26,.18)}
.xx-hero--h10 .xx-hero__strip{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;padding-bottom:clamp(24px,4vh,44px);border-top:1px solid var(--line);padding-top:22px;text-align:left}
.xx-hero--h10 .xx-hero__thumbs{display:flex;gap:12px;flex:1}
.xx-hero--h10 .xx-hero__thumb{display:grid;grid-template-columns:auto 1fr;grid-template-rows:auto auto;gap:2px 10px;background:none;border:0;padding:8px;cursor:pointer;text-align:left;border-radius:10px;transition:background var(--dur) var(--ease)}
.xx-hero--h10 .xx-hero__thumb.is-active{background:var(--surface)}
.xx-hero--h10 .xx-hero__thumb-img{grid-row:1/3;width:78px;height:54px;overflow:hidden;border-radius:6px}
.xx-hero--h10 .xx-hero__thumb-img img{width:100%;height:100%;object-fit:cover}
.xx-hero--h10 .xx-hero__thumb-no{font-size:11px;letter-spacing:.1em;color:var(--muted)}
.xx-hero--h10 .xx-hero__thumb-label{font-size:12px;font-weight:600;color:var(--ink);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:130px}
.xx-hero--h10 .xx-hero__facts--inline{display:flex;gap:24px;flex-wrap:wrap}
.xx-hero--h10 .xx-hero__facts--inline b{color:var(--ink);font-size:18px}
.xx-hero--h10 .xx-hero__facts--inline span{color:var(--muted)}

/* ---------- 页脚补充形态 ---------- */
.xx-footer__main--3{grid-template-columns:minmax(0,1.4fr) minmax(0,.8fr) minmax(0,1fr)!important}
.xx-footer__hero{background:color-mix(in srgb,var(--a) 16%,var(--p));color:#fff;padding-block:clamp(48px,6vw,88px);margin-bottom:clamp(36px,5vw,64px)}
.xx-footer__hero h2{font-size:clamp(30px,4vw,52px);font-weight:900;letter-spacing:-.03em;line-height:1.04;margin-block:14px 16px}
.xx-footer__hero p{max-width:44em;color:rgba(255,255,255,.72)}
.xx-footer__hero .xx-eyebrow{color:var(--a)}
.xx-footer__mega{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;padding-bottom:clamp(32px,4vw,56px);margin-bottom:clamp(32px,4vw,56px);border-bottom:1px solid rgba(255,255,255,.14);flex-wrap:wrap}
.xx-footer__mega h2{font-size:clamp(28px,3.6vw,46px);font-weight:900;letter-spacing:-.03em;line-height:1.08}
.xx-footer__mega-cta{display:flex;align-items:center;gap:20px;flex-wrap:wrap}
.xx-footer__tel{font-size:clamp(20px,2.2vw,28px);font-weight:800;color:#fff;letter-spacing:-.01em}
.xx-footer__legal--links{flex-wrap:wrap;gap:10px 16px}
.xx-footer__legal--links span{font-size:12px}
@media (max-width:991px){
  .xx-footer__main--3{grid-template-columns:1fr 1fr!important}
}

/* ---------- 搜索表单 / FAQ / 站点地图 / 评论 ---------- */
.xx-searchform{display:flex;gap:10px;width:100%}
.xx-searchform input[type=search]{flex:1;min-height:50px;padding:0 16px;border:1px solid var(--line);border-radius:var(--radius-sm);background:#fff;font-size:15px}
.xx-searchform input[type=search]:focus{outline:none;border-color:var(--a);box-shadow:0 0 0 3px color-mix(in srgb,var(--a) 18%,transparent)}
.xx-searchform button{min-height:50px;padding:0 22px;border:0;border-radius:var(--radius-sm);background:var(--p);color:#fff;font-weight:600;cursor:pointer}
.xx-searchform button:hover{background:var(--a);color:var(--p)}
.xx-faq__list .accordion-item{border:0;border-bottom:1px solid var(--line);background:transparent}
.xx-faq__list .accordion-button{padding:22px 44px 22px 0;font-size:17px;font-weight:600;background:transparent;color:var(--ink);box-shadow:none}
.xx-faq__list .accordion-button:not(.collapsed){color:var(--p);background:transparent}
.xx-faq__list .accordion-body{padding:0 44px 24px 0;color:var(--muted);font-size:15px;line-height:1.75}
.xx-page-sitemap{padding-block:0}
.xx-comments{margin-top:clamp(32px,4vw,56px)}
.xx-comments h3{font-size:var(--fs-24);margin-bottom:20px}
.comment-list{list-style:none;padding:0;margin:0 0 32px;display:flex;flex-direction:column;gap:22px}
.comment-list .comment-body{background:var(--surface);border-radius:var(--radius);padding:20px 22px}
.comment-form{display:grid;gap:14px}
.comment-form p{margin:0}
.comment-form label{display:block;font-size:13px;color:var(--muted);margin-bottom:6px}
.comment-form input,.comment-form textarea{width:100%;border:1px solid var(--line);border-radius:var(--radius-sm);padding:12px 14px;font-size:15px;background:#fff}
.comment-form .submit{border:0;border-radius:var(--radius-sm);background:var(--p);color:#fff;padding:14px 26px;font-weight:600;cursor:pointer;width:auto}
.comment-form .submit:hover{background:var(--a);color:var(--p)}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .xx-nav__nav{display:none}
  .xx-nav__burger{display:inline-flex}
  .xx-nav__cta{display:none}
  .xx-hero--h2 .xx-hero__split{grid-template-columns:1fr}
  .xx-hero--h2 .xx-hero__stage{min-height:52vh;order:-1}
  .xx-hero--h2 .xx-hero__panel{padding-block:56px}
  .xx-hero--h5 .xx-hero__mosaic{grid-template-columns:1fr}
  .xx-hero--h5 .xx-hero__side{grid-template-columns:1fr 1fr;grid-template-rows:auto auto}
  .xx-hero--h5 .xx-hero__facts--tile{grid-column:1/-1}
  .xx-hero--h9 .xx-hero__stack{grid-template-columns:1fr;min-height:auto}
  .xx-hero--h9 .xx-hero__stack-b{display:none}
  .xx-hero--h9 .xx-hero__stackcopy{margin:-40px 12px 20px;grid-column:1}
  .xx-hero--h9 .xx-hero__stackfacts{grid-row:2;grid-column:1;justify-self:start;margin:0 12px 18px}
  .xx-hero--h6 .xx-hero__float{grid-template-columns:1fr}
  .xx-hero--h6 .xx-hero__card{margin:-56px 16px 0;max-width:none}
  .xx-hero--h6 .xx-hero__idx{display:none}
  .xx-hero--h10 .xx-hero__strip{flex-direction:column;align-items:stretch}
  .xx-hero--h10 .xx-hero__thumbs{overflow-x:auto;padding-bottom:6px}
  .xx-hero--h3 .xx-hero__grid{grid-template-columns:1fr;min-height:auto}
  .xx-hero--h3 .xx-hero__frame{aspect-ratio:16/10;order:-1}
}
@media (max-width:991px){
  .xx-hero__pager{display:none}
  .xx-hero--h1 .xx-hero__dock-in{flex-wrap:wrap;gap:14px}
  .xx-hero--h1 .xx-hero__scroll{display:none}
  .xx-hero--h7 .xx-hero__floatcard{position:static;margin-top:-40px;flex-direction:column;align-items:flex-start;width:calc(100% - 32px)}
  .xx-hero--h7 .xx-hero__ctrl{display:none}
  .xx-hero--h8 .xx-hero__no{display:none}
  .xx-hero--h8 .xx-hero__band{position:static;background:var(--p)}
  .xx-hero--h8 .xx-hero__inner--right .xx-hero__col{text-align:left}
  .xx-hero--h8 .xx-hero__inner--right .xx-hero__btns{justify-content:flex-start}
  .xx-hero--h8 .xx-hero__sub{margin-left:0}
  .xx-hero--h4 .xx-hero__center{min-height:auto;padding-block:80px 120px}
  .xx-hero--h4 .xx-hero__ticker{position:static}
  .xx-hero--h5 .xx-hero__plate{position:static;margin:0;border-radius:0;background:var(--p)}
  .xx-hero--h5 .xx-hero__tile--main{display:flex;flex-direction:column}
  .xx-hero--h5 .xx-hero__tile-carousel{aspect-ratio:16/10}
  .xx-footer__mega{flex-direction:column;align-items:flex-start}
}
@media (max-width:575px){
  .xx-hero--h1 .xx-hero__facts{display:none}
  .xx-hero--h10 .xx-hero__thumb-label{max-width:90px}
  .xx-hero--h10 .xx-hero__thumb-img{width:60px;height:42px}
  .xx-nav--n5 .xx-nav__bar{width:calc(100% - 20px);padding-inline:14px}
  .xx-mobile__panel{width:100%}
}

:root{
  --p:#1b1f24; --s:#e8e4dc; --a:#c08a3e;
  --on-a:#ffffff;
  --surface:#e8e4dc;
  --container:1280px;
  --section-pad:clamp(64px,7.5vw,112px);
  --nav-h:84px;
  --radius:12px; --radius-sm:calc(12px * .62);
}
/* 节奏 r1：整块明暗交替 */
.xx-section--surface{background:var(--s)}
.xx-section{padding-block:var(--section-pad)}
.xx-stats{padding-block:0}

.xx-h2{letter-spacing:-.03em}
.xx-eyebrow{letter-spacing:.24em}
.xx-product__hover{background:linear-gradient(180deg,rgba(27,31,36,.2),rgba(27,31,36,.92))}
.xx-nav__mark{border-radius:4px}
.xx-btn{border-radius:4px}
.xx-product,.xx-culture__card{border-radius:6px}
.xx-hero--h1 .xx-hero__dock-in{padding-block:20px}
.xx-nav--n1 .xx-nav__bar{transition:none}
.xx-nav--n1 .xx-nav__menu>li>a{font-weight:500;opacity:.78}