:root{
  --ink:#0B1B2B;
  --ink-deep:#08131F;
  --char:#14181D;
  --cyan:#2FB8C6;
  --cyan-deep:#1B7C8A;
  --sand:#D8B26A;
  --orange:#F27A3D;
  --mist:#E8EEF2;
  --slate:#6E7B85;
  --glass:rgba(47,184,198,.10);
  --glass-strong:rgba(47,184,198,.16);
  --paper:#F3EDE2;
  --line:rgba(110,123,133,.30);
  --line-soft:rgba(110,123,133,.16);
  --foot-text:#8B99A3;
  --maxw:1340px;
  --gutter:clamp(16px,4vw,56px);
  --bar-h:56px;
  --gap:16px;
  --font-sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Noto Sans CJK SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --font-num:ui-monospace,"SF Mono","JetBrains Mono","Menlo","Consolas","Liberation Mono",monospace;
}

*,*::before,*::after{box-sizing:border-box}

html{
  -webkit-text-size-adjust:100%;
  scroll-behavior:smooth;
  scroll-padding-top:calc(var(--bar-h) + 24px);
}

body{
  margin:0;
  min-height:100%;
  font-family:var(--font-sans);
  font-size:17px;
  line-height:1.75;
  letter-spacing:.01em;
  color:var(--mist);
  background:
    radial-gradient(1200px 620px at 10% -10%,rgba(47,184,198,.14),transparent 62%),
    radial-gradient(900px 520px at 94% 2%,rgba(216,178,106,.08),transparent 60%),
    var(--ink);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}

h1,h2,h3,h4,h5,h6{margin:0;font-weight:400;line-height:1.18;letter-spacing:.04em}
p{margin:0}
ul,ol,li{margin:0;padding:0;list-style:none}
figure,blockquote,dl,dd{margin:0}
img,svg,video{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;padding:0;cursor:pointer}
strong{font-weight:600}
::selection{background:rgba(47,184,198,.32);color:#fff}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:2px}

/* ---------- 排版层级 ---------- */
.display{font-weight:200;font-size:clamp(44px,7.2vw,92px);line-height:1.02;letter-spacing:.08em}
.h1{font-size:clamp(34px,4.6vw,60px);font-weight:300;line-height:1.08;letter-spacing:.06em}
.h2{font-size:clamp(26px,3vw,38px);font-weight:300;line-height:1.16;letter-spacing:.05em}
.h3{font-size:clamp(19px,2vw,26px);font-weight:400;line-height:1.32;letter-spacing:.04em;color:var(--mist)}
.lede{font-size:clamp(16px,1.35vw,18px);line-height:1.85;color:#A9B7C1;max-width:62ch}
.label{font-size:11px;letter-spacing:.26em;text-transform:uppercase;color:var(--sand)}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:11px;letter-spacing:.28em;text-transform:uppercase;color:var(--sand)}
.eyebrow::before{content:"";width:26px;height:1px;background:currentColor;opacity:.85}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums;letter-spacing:.02em}
.muted{color:var(--slate)}

/* ---------- 布局骨架 ---------- */
.wrap{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:var(--gutter)}
.section{padding-block:clamp(40px,6vw,80px)}
.section--tight{padding-block:clamp(26px,4vw,48px)}
.stack{display:flex;flex-direction:column;gap:var(--gap)}
.cluster{display:flex;flex-wrap:wrap;align-items:center;gap:var(--gap)}
.grid12{display:grid;grid-template-columns:repeat(12,1fr);gap:clamp(14px,2vw,26px)}
.grid12 > *{grid-column:span 12;min-width:0}
@media (min-width:900px){
  .span-2{grid-column:span 2}
  .span-3{grid-column:span 3}
  .span-4{grid-column:span 4}
  .span-5{grid-column:span 5}
  .span-6{grid-column:span 6}
  .span-7{grid-column:span 7}
  .span-8{grid-column:span 8}
  .span-9{grid-column:span 9}
  .span-10{grid-column:span 10}
  .span-12{grid-column:span 12}
}

/* ---------- 跳转链接 ---------- */
.skip-link{
  position:fixed;top:8px;left:8px;z-index:400;
  transform:translateY(-180%);
  padding:10px 16px;
  background:var(--sand);color:#1A1408;
  font-size:13px;letter-spacing:.14em;
  border-radius:2px;
  transition:transform .18s ease;
}
.skip-link:focus{transform:translateY(0)}

/* ---------- 顶部命令栏 ---------- */
.cmdbar{
  position:sticky;top:0;z-index:120;
  background:linear-gradient(180deg,rgba(11,27,43,.985),rgba(11,27,43,.92));
  border-bottom:1px solid var(--line-soft);
  color:var(--mist);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
}
.cmdbar::before{
  content:"";position:absolute;inset:0 0 auto 0;height:2px;
  background:linear-gradient(90deg,var(--cyan) 0%,var(--cyan) 18%,var(--sand) 52%,rgba(110,123,133,0) 92%);
  opacity:.9;
}
.cmdbar[data-stuck="true"]{
  border-bottom-color:rgba(47,184,198,.3);
  box-shadow:0 16px 36px -24px rgba(0,0,0,.95);
}
.cmdbar[data-open="true"]{border-bottom-color:rgba(47,184,198,.42)}

.cmdbar__inner{
  width:100%;max-width:var(--maxw);margin-inline:auto;
  min-height:var(--bar-h);
  padding:0 var(--gutter);
  display:flex;align-items:center;gap:clamp(10px,2vw,34px);
}

/* 品牌署名 */
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.brand__mark{
  display:grid;place-items:center;
  width:28px;height:28px;
  border:1px solid rgba(216,178,106,.55);
  background:rgba(216,178,106,.07);
  color:var(--sand);
  font-family:var(--font-num);font-size:11px;letter-spacing:.06em;
  transition:border-color .2s ease,color .2s ease,background .2s ease;
}
.brand__text{display:flex;flex-direction:column;line-height:1.05}
.brand__word{font-size:13px;font-weight:500;letter-spacing:.26em;text-transform:uppercase;color:var(--mist)}
.brand__sub{margin-top:3px;font-size:11px;letter-spacing:.2em;color:var(--slate)}
.brand:hover .brand__mark,.brand:focus-visible .brand__mark{border-color:var(--cyan);color:var(--cyan);background:rgba(47,184,198,.10)}
.brand--footer .brand__word{font-size:14px}
.brand--footer .brand__mark{width:30px;height:30px}

/* 中部栏目索引 */
.cmdnav{display:flex;align-items:center;justify-content:center;margin-inline:auto}
.cmdnav__list{display:flex;align-items:center;gap:clamp(2px,1vw,8px)}
.cmdnav__item{position:relative}
.cmdnav__link{
  position:relative;display:inline-flex;align-items:baseline;gap:7px;
  padding:17px 9px;border-radius:2px;
  font-size:13px;letter-spacing:.14em;white-space:nowrap;
  color:#9FB0BB;
  transition:color .2s ease;
}
.cmdnav__link::after{
  content:"";position:absolute;left:9px;right:9px;bottom:11px;height:1px;
  background:var(--cyan);
  transform:scaleX(0);transform-origin:left center;
  transition:transform .28s cubic-bezier(.2,.7,.2,1);
}
.cmdnav__link:hover,.cmdnav__link:focus-visible{color:var(--mist)}
.cmdnav__link:hover::after,.cmdnav__link:focus-visible::after{transform:scaleX(1)}
.cmdnav__idx{
  font-family:var(--font-num);font-size:10px;letter-spacing:.04em;
  color:var(--sand);opacity:.6;transition:opacity .2s ease;
}
.cmdnav__link[aria-current="page"]{color:var(--mist)}
.cmdnav__link[aria-current="page"]::after{transform:scaleX(1);height:2px;background:var(--cyan)}
.cmdnav__link[aria-current="page"] .cmdnav__idx{opacity:1;color:var(--sand)}
.cmdnav__note{
  display:none;
  font-size:12px;line-height:1.7;letter-spacing:.08em;color:var(--slate);
}

/* 右侧动作区 */
.cmdbar__actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.service-chip{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 11px;
  border:1px solid rgba(242,122,61,.45);
  background:rgba(242,122,61,.08);
  border-radius:2px;
  font-size:11.5px;letter-spacing:.14em;
  transition:border-color .2s ease,background .2s ease;
}
.service-chip__dot{
  width:6px;height:6px;border-radius:50%;
  background:var(--orange);
  box-shadow:0 0 0 3px rgba(242,122,61,.18);
  animation:chip-pulse 1.8s ease-out 1 both;
}
.service-chip__label{color:var(--orange);font-weight:500;letter-spacing:.16em}
.service-chip__time{font-family:var(--font-num);font-size:11px;letter-spacing:.02em;color:var(--slate)}
.service-chip:hover,.service-chip:focus-visible{border-color:var(--orange);background:rgba(242,122,61,.16)}
.service-chip:hover .service-chip__time,.service-chip:focus-visible .service-chip__time{color:#D3A98C}
@keyframes chip-pulse{
  0%{box-shadow:0 0 0 0 rgba(242,122,61,.55)}
  100%{box-shadow:0 0 0 3px rgba(242,122,61,.18)}
}

.nav-toggle{
  display:none;align-items:center;gap:9px;
  height:36px;padding:0 12px;
  border:1px solid var(--line);border-radius:2px;
  font-size:11.5px;letter-spacing:.18em;color:var(--mist);
  transition:border-color .2s ease,background .2s ease;
}
.nav-toggle:hover,.nav-toggle:focus-visible{border-color:var(--cyan);background:rgba(47,184,198,.10)}
.nav-toggle__bars{display:inline-flex;flex-direction:column;gap:4px;width:16px}
.nav-toggle__bar{display:block;height:1px;width:100%;background:currentColor;transition:transform .24s ease}
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:first-child{transform:translateY(2.5px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:last-child{transform:translateY(-2.5px) rotate(-45deg)}

.cmdbar__progress{
  position:absolute;left:0;right:0;bottom:0;height:2px;
  background:linear-gradient(90deg,var(--cyan),var(--sand));
  transform:scaleX(0);transform-origin:0 50%;
  pointer-events:none;
}

/* ---------- 页脚 ---------- */
.site-footer{
  position:relative;
  margin-top:clamp(56px,9vw,110px);
  background:linear-gradient(180deg,var(--char) 0%,#0E1216 62%,#0B0F13 100%);
  border-top:1px solid rgba(47,184,198,.22);
  color:var(--foot-text);
  font-size:14px;
  line-height:1.7;
}
.site-footer__scale{
  height:16px;
  border-bottom:1px solid rgba(47,184,198,.18);
  background-image:repeating-linear-gradient(90deg,rgba(216,178,106,.5) 0 1px,transparent 1px 10px);
  background-size:auto 6px;
  background-position:0 100%;
  background-repeat:repeat-x;
  opacity:.75;
}
.site-footer__inner{padding-block:clamp(30px,4vw,52px) 22px}

.footer-grid{
  display:grid;
  grid-template-columns:1.05fr 1.3fr 1fr 1fr;
  gap:clamp(22px,3vw,44px);
  align-items:start;
}
.fcol{min-width:0}
.fcol__title{
  display:flex;align-items:baseline;gap:9px;
  margin-bottom:16px;
  font-size:11px;font-weight:500;letter-spacing:.26em;text-transform:uppercase;
  color:var(--sand);
}
.fcol__no{font-family:var(--font-num);font-size:10px;letter-spacing:.04em;color:var(--slate)}
.fcol__body{margin-top:12px;font-size:13px;line-height:1.8;letter-spacing:.04em;color:var(--foot-text)}
.fcol__list{display:flex;flex-direction:column;gap:9px;margin-top:4px}
.fcol__list--links{gap:10px}
.fcol__item{display:flex;align-items:baseline;gap:10px;font-size:13px}
.fcol__key{flex:0 0 40px;font-size:11px;letter-spacing:.18em;color:var(--slate)}
.fcol__val{color:var(--mist);word-break:break-word}
.fcol__val.num{font-family:var(--font-num);letter-spacing:.04em}
.fcol__link{
  display:inline-block;
  font-size:13.5px;letter-spacing:.08em;color:#A7B4BD;
  padding-bottom:1px;border-bottom:1px solid transparent;
  transition:color .2s ease,border-color .2s ease;
}
.fcol__link:hover,.fcol__link:focus-visible{color:var(--cyan);border-bottom-color:var(--cyan)}
.fcol__tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:16px}

.fcol--service{
  position:relative;
  padding:18px 18px 20px;
  border:1px solid rgba(47,184,198,.3);
  border-radius:3px;
  background:linear-gradient(180deg,rgba(47,184,198,.13),rgba(47,184,198,.03));
}
.fcol--service::after{
  content:"";position:absolute;left:0;right:0;top:0;height:2px;border-radius:3px 3px 0 0;
  background:linear-gradient(90deg,var(--cyan),var(--sand) 62%,transparent);
}
.fcol--service .btn{margin-top:14px}

.footer-base{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;
  gap:8px 26px;
  margin-top:clamp(26px,4vw,44px);
  padding-top:16px;
  border-top:1px solid var(--line-soft);
}
.footer-base__meta{font-size:12px;letter-spacing:.08em;color:#78868F}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;gap:9px;
  padding:11px 20px;border-radius:2px;
  border:1px solid var(--line);
  background:rgba(232,238,242,.03);
  color:var(--mist);
  font-size:13px;letter-spacing:.16em;line-height:1.4;
  transition:background .2s ease,border-color .2s ease,color .2s ease,transform .2s ease;
}
.btn:hover,.btn:focus-visible{border-color:var(--cyan);color:#fff;background:rgba(47,184,198,.12)}
.btn:active{transform:translateY(1px)}
.btn--primary{background:var(--cyan);border-color:var(--cyan);color:#05252D;font-weight:600}
.btn--primary:hover,.btn--primary:focus-visible{background:#3FCEDD;border-color:#3FCEDD;color:#04222A}
.btn--sand{background:rgba(216,178,106,.14);border-color:rgba(216,178,106,.5);color:var(--sand)}
.btn--sand:hover,.btn--sand:focus-visible{background:var(--sand);border-color:var(--sand);color:#20180A}
.btn--ghost{background:transparent}
.btn--sm{padding:8px 14px;font-size:12px;letter-spacing:.12em}

/* ---------- 标签 ---------- */
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:3px 9px;border-radius:1px;
  border:1px solid transparent;
  font-size:11px;letter-spacing:.16em;line-height:1.7;white-space:nowrap;
}
.tag--sand{color:var(--sand);border-color:rgba(216,178,106,.45);background:rgba(216,178,106,.10)}
.tag--cyan{color:var(--cyan);border-color:rgba(47,184,198,.45);background:rgba(47,184,198,.10)}
.tag--orange{color:var(--orange);border-color:rgba(242,122,61,.45);background:rgba(242,122,61,.10)}
.tag--ghost{color:#9AA7B0;border-color:var(--line);background:rgba(232,238,242,.02)}

/* ---------- 面板材质 ---------- */
.panel{
  padding:clamp(18px,2.4vw,30px);
  border:1px solid var(--line);
  border-radius:3px;
  background:var(--ink-deep);
}
.panel--glass{
  background:var(--glass);
  border-color:rgba(47,184,198,.28);
  -webkit-backdrop-filter:blur(8px);
  backdrop-filter:blur(8px);
}
.panel--solid{background:#101A26;border-color:rgba(110,123,133,.32)}
.panel--paper{background:var(--paper);border-color:#DCD2C0;color:#1B2228}

/* ---------- 档案资料卡 ---------- */
.dossier{
  position:relative;
  padding:22px 22px 24px;
  border:1px solid var(--line);
  border-radius:3px;
  background:#0F1A26;
  transition:transform .22s ease,border-color .22s ease;
}
.dossier::before{content:"";position:absolute;top:-1px;left:0;width:64px;height:2px;background:var(--sand)}
.dossier:hover{transform:translateY(-2px);border-color:rgba(47,184,198,.5)}
.dossier__head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px}
.dossier__tab{
  display:inline-block;padding:2px 8px;
  font-size:10px;letter-spacing:.2em;
  background:var(--sand);color:#1A1408;
}
.dossier__no{font-family:var(--font-num);font-size:12px;letter-spacing:.06em;color:var(--slate)}
.dossier__title{font-size:clamp(17px,1.8vw,21px);font-weight:400;letter-spacing:.04em;color:var(--mist)}
.dossier__text{margin-top:10px;font-size:14.5px;line-height:1.8;color:#9FB0BB}
.dossier__meta{
  display:flex;flex-wrap:wrap;gap:6px 16px;margin-top:16px;
  padding-top:12px;border-top:1px solid var(--line-soft);
  font-size:11.5px;letter-spacing:.1em;color:var(--slate);
}

/* ---------- 图片容器 ---------- */
.figure{position:relative;display:block}
.figure__media{
  position:relative;overflow:hidden;
  aspect-ratio:16/9;
  border:1px solid rgba(110,123,133,.3);
  border-radius:3px;
  background:
    radial-gradient(120% 90% at 18% 12%,rgba(47,184,198,.35),transparent 62%),
    linear-gradient(160deg,#0F2534,#0A1620 58%,#131B22);
}
.figure__media > img{width:100%;height:100%;object-fit:cover}
.figure__media::after{
  content:"";position:absolute;inset:auto 0 0 0;height:46%;
  background:linear-gradient(180deg,transparent,rgba(8,19,31,.72));
  pointer-events:none;
}
.figure__cap{
  display:flex;align-items:baseline;gap:10px;
  margin-top:10px;
  font-size:12px;letter-spacing:.1em;color:var(--slate);
}
.figure__cap .num{color:var(--sand)}
.figure--tall .figure__media{aspect-ratio:4/5}
.figure--square .figure__media{aspect-ratio:1/1}
.figure--band .figure__media{aspect-ratio:21/9}

/* ---------- 线与刻度 ---------- */
.rule{height:1px;border:0;margin:0;background:var(--line)}
.rule--ticks{
  height:16px;border:0;
  border-top:1px solid rgba(47,184,198,.35);
  background-image:repeating-linear-gradient(90deg,rgba(110,123,133,.5) 0 1px,transparent 1px 14px);
  background-size:auto 7px;
  background-repeat:repeat-x;
}

/* ---------- 面包屑 ---------- */
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  padding-block:14px;
  font-size:11.5px;letter-spacing:.16em;color:var(--slate);
}
.breadcrumb__link{color:#9FB0BB;border-bottom:1px solid transparent;transition:color .2s ease,border-color .2s ease}
.breadcrumb__link:hover,.breadcrumb__link:focus-visible{color:var(--cyan);border-bottom-color:var(--cyan)}
.breadcrumb__sep{color:rgba(110,123,133,.7)}
.breadcrumb__current{color:var(--sand)}

/* ---------- 工具类 ---------- */
.visually-hidden{
  position:absolute!important;width:1px;height:1px;
  padding:0;margin:-1px;overflow:hidden;
  clip:rect(0 0 0 0);clip-path:inset(50%);
  white-space:nowrap;border:0;
}

/* ---------- 响应式：命令栏 ---------- */
@media (max-width:1180px){
  .service-chip__time{display:none}
}
@media (max-width:1040px){
  .cmdnav{
    position:absolute;top:100%;left:0;right:0;
    display:none;
    flex-direction:column;align-items:stretch;justify-content:flex-start;
    gap:0;
    margin-inline:0;
    padding:6px var(--gutter) 22px;
    background:var(--ink-deep);
    border-bottom:1px solid rgba(47,184,198,.3);
    box-shadow:0 28px 48px -32px #000;
    max-height:calc(100dvh - var(--bar-h));
    overflow-y:auto;
  }
  .cmdnav[data-open="true"]{display:flex;animation:nav-drop .22s ease-out both}
  .cmdnav__list{flex-direction:column;align-items:stretch;gap:0}
  .cmdnav__item{border-bottom:1px solid var(--line-soft)}
  .cmdnav__item:first-child{border-top:1px solid var(--line-soft)}
  .cmdnav__link{width:100%;padding:15px 2px;font-size:15px;letter-spacing:.16em}
  .cmdnav__idx{flex:0 0 auto;width:30px;font-size:11px;opacity:.85}
  .cmdnav__link::after{left:0;right:auto;width:100%;bottom:7px}
  .cmdnav__note{display:block;margin-top:16px}
  .nav-toggle{display:inline-flex}
  @keyframes nav-drop{
    from{opacity:0;transform:translateY(-6px)}
    to{opacity:1;transform:none}
  }
}
@media (max-width:680px){
  .cmdbar__inner{gap:8px}
  .brand__sub{display:none}
  .brand__word{font-size:12px;letter-spacing:.18em}
  .service-chip{padding:6px 9px;letter-spacing:.1em}
  .service-chip__label{font-size:11px}
}

/* ---------- 响应式：页脚 ---------- */
@media (max-width:1100px){
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:660px){
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .fcol--service{padding:16px}
  .footer-base{justify-content:flex-start}
}

/* ---------- 降低动态 ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.001ms!important;
    animation-iteration-count:1!important;
    transition-duration:.001ms!important;
  }
  .dossier:hover{transform:none}
}