/* ===== 竞博JBO 2025品质服务中心 · 共享样式 ===== */
:root{
  --ink:#040B16;
  --space:#081A33;
  --midnight:#102B4E;
  --cyan:#24E0CF;
  --cyan-soft:#B8FFF7;
  --orange:#FF8A3D;
  --mist:#F2F6FA;
  --slate:#8298AD;
  --violet:#7B61FF;

  --font-display:"HarmonyOS Sans SC","Source Han Sans SC","Noto Sans SC",system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  --font-body:"Noto Sans SC","Source Han Sans SC",system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  --font-mono:"JetBrains Mono","IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,"Courier New",monospace;

  --edge:clamp(20px,4vw,72px);
  --maxw:1440px;
  --r-lg:28px;
  --r-md:18px;
  --r-sm:12px;
  --pill:999px;
  --line:rgba(130,152,173,.26);
  --line-cyan:rgba(36,224,207,.28);
  --shadow:0 30px 60px -40px rgba(4,11,22,.9);
  --ease:cubic-bezier(.22,.61,.36,1);
}

/* ===== reset ===== */
*,*::before,*::after{box-sizing:border-box}
html{
  -webkit-text-size-adjust:100%;
  scroll-behavior:smooth;
  scroll-padding-top:104px;
}
body{
  margin:0;
  background:var(--space);
  color:rgba(242,246,250,.88);
  font-family:var(--font-body);
  font-size:17px;
  line-height:1.85;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
main{display:block}
h1,h2,h3,h4,h5,h6{
  margin:0;
  font-family:var(--font-display);
  font-weight:800;
  line-height:1.2;
  letter-spacing:-.02em;
  color:inherit;
}
p{margin:0}
ul,ol{margin:0}
img,svg{max-width:100%}
button{font:inherit;color:inherit}
[hidden]{display:none!important}
::selection{background:var(--cyan);color:var(--space)}

:where(a,button,summary,input,select,textarea,[tabindex]):focus-visible{
  outline:2px solid var(--cyan);
  outline-offset:3px;
}

/* ===== 跳转链接 ===== */
.skip-link{
  position:fixed;
  top:12px;
  left:50%;
  z-index:200;
  transform:translate(-50%,-180%);
  padding:12px 24px;
  border-radius:var(--pill);
  background:var(--cyan);
  color:var(--space);
  font-weight:700;
  text-decoration:none;
  transition:transform .2s var(--ease);
}
.skip-link:focus{transform:translate(-50%,0)}

/* ===== 头部 · 框架横梁 ===== */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(8,26,51,.94);
  border-bottom:1px solid var(--line-cyan);
  box-shadow:0 20px 44px -36px var(--ink);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
}
.header-progress{
  position:absolute;
  left:0;right:0;bottom:-1px;
  height:2px;
  background:rgba(184,255,247,.08);
  overflow:hidden;
}
.header-progress__bar{
  display:block;
  height:100%;
  width:100%;
  background:var(--cyan);
  transform:scaleX(0);
  transform-origin:left center;
  box-shadow:0 0 12px rgba(36,224,207,.9);
}
.header-rail{
  display:flex;
  align-items:center;
  gap:clamp(12px,1.6vw,28px);
  width:100%;
  max-width:var(--maxw);
  margin-inline:auto;
  padding:12px var(--edge);
}

/* 品牌 */
.brand{
  display:inline-flex;
  align-items:center;
  gap:12px;
  text-decoration:none;
  color:var(--mist);
  flex:0 0 auto;
}
.brand__mark{
  display:grid;
  place-items:center;
  width:46px;height:46px;
  border-radius:14px;
  background:var(--cyan);
  color:var(--space);
  font-family:var(--font-mono);
  font-size:13px;
  font-weight:700;
  letter-spacing:.04em;
}
.brand__text{display:flex;flex-direction:column;gap:1px}
.brand__line{font-size:14px;font-weight:700;letter-spacing:.01em;white-space:nowrap}
.brand__meta{
  font-family:var(--font-mono);
  font-size:10px;
  letter-spacing:.2em;
  color:var(--slate);
  text-transform:uppercase;
}

/* 状态胶囊 */
.status-badge{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:8px 14px;
  border-radius:var(--pill);
  border:1px solid rgba(36,224,207,.34);
  background:rgba(36,224,207,.09);
  color:var(--cyan-soft);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.08em;
  line-height:1.4;
  white-space:nowrap;
}
.status-badge__dot{
  width:7px;height:7px;
  border-radius:50%;
  background:var(--cyan);
  box-shadow:0 0 0 4px rgba(36,224,207,.16);
  animation:breathe 2.4s ease-in-out infinite;
}
.status-badge--rail{flex:0 0 auto}
.status-badge--panel{display:none}
@keyframes breathe{
  0%,100%{opacity:1;transform:scale(1)}
  50%{opacity:.45;transform:scale(.82)}
}

/* 导航 */
.site-nav{
  display:flex;
  align-items:center;
  gap:clamp(6px,1vw,16px);
  margin-left:auto;
}
.site-nav__list{
  display:flex;
  align-items:center;
  gap:clamp(2px,.6vw,8px);
  list-style:none;
  padding:0;
}
.site-nav__item{margin:0}
.site-nav__link{
  position:relative;
  display:inline-flex;
  align-items:baseline;
  gap:6px;
  padding:10px 12px;
  border-radius:var(--r-sm);
  color:rgba(242,246,250,.78);
  font-size:15px;
  font-weight:500;
  text-decoration:none;
  transition:color .18s var(--ease),background-color .18s var(--ease);
}
.site-nav__index{
  font-family:var(--font-mono);
  font-size:10px;
  letter-spacing:.06em;
  color:var(--slate);
  transition:color .18s var(--ease);
}
.site-nav__link:hover{color:var(--cyan-soft);background:rgba(36,224,207,.09)}
.site-nav__link[aria-current="page"]{
  color:var(--cyan-soft);
  background:rgba(36,224,207,.14);
  box-shadow:inset 0 -2px 0 0 var(--cyan);
}
.site-nav__link[aria-current="page"] .site-nav__index{color:var(--cyan)}
.site-nav__cta{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:10px 20px;
  border-radius:var(--pill);
  background:var(--orange);
  color:var(--space);
  font-size:14px;
  font-weight:700;
  text-decoration:none;
  white-space:nowrap;
  transition:background-color .2s var(--ease),transform .2s var(--ease);
}
.site-nav__cta:hover{background:#FFA468;transform:translateY(-1px)}

/* 移动导航按钮 */
.nav-toggle{
  display:none;
  align-items:center;
  gap:8px;
  padding:10px 16px 10px 14px;
  border:1px solid var(--line-cyan);
  border-radius:var(--pill);
  background:rgba(36,224,207,.08);
  color:var(--cyan-soft);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.14em;
  cursor:pointer;
}
.nav-toggle__bars{display:grid;gap:4px;width:18px}
.nav-toggle__bars span{
  display:block;
  height:2px;
  border-radius:2px;
  background:currentColor;
  transition:transform .2s var(--ease),opacity .2s var(--ease);
}
.site-header[data-open] .nav-toggle__bars span:first-child{transform:translateY(3px) rotate(45deg)}
.site-header[data-open] .nav-toggle__bars span:last-child{transform:translateY(-3px) rotate(-45deg)}
.nav-toggle__label{white-space:nowrap}

/* ===== 页脚 · 封底 ===== */
.site-footer{
  margin-top:clamp(48px,7vw,96px);
  background:var(--ink);
  border-top:1px solid var(--line-cyan);
  color:rgba(242,246,250,.74);
}
.footer-inner{
  display:grid;
  grid-template-columns:minmax(240px,1.6fr) minmax(130px,.7fr) minmax(130px,.7fr) minmax(250px,1.2fr);
  gap:clamp(24px,3vw,56px);
  width:100%;
  max-width:var(--maxw);
  margin-inline:auto;
  padding:clamp(40px,6vw,80px) var(--edge) 0;
}
.footer-brand{display:flex;flex-direction:column;align-items:flex-start;gap:12px}
.footer-brand__link{
  display:inline-flex;
  align-items:center;
  gap:12px;
  text-decoration:none;
  color:var(--mist);
}
.footer-brand__mark{
  display:grid;
  place-items:center;
  width:42px;height:42px;
  border-radius:13px;
  border:1px solid var(--line-cyan);
  background:rgba(36,224,207,.12);
  color:var(--cyan);
  font-family:var(--font-mono);
  font-size:12px;
  font-weight:700;
  letter-spacing:.04em;
}
.footer-brand__title{
  font-family:var(--font-display);
  font-size:clamp(20px,2.4vw,28px);
  font-weight:800;
  letter-spacing:-.01em;
}
.footer-brand__line{
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.14em;
  color:var(--slate);
}
.footer-brand__note{
  max-width:34ch;
  font-size:15px;
  line-height:1.8;
  color:rgba(242,246,250,.66);
}
.footer-col{min-width:0}
.footer-col__title{
  margin-bottom:14px;
  font-family:var(--font-mono);
  font-size:11px;
  font-weight:600;
  letter-spacing:.22em;
  text-transform:uppercase;
  color:var(--cyan);
}
.footer-list{list-style:none;padding:0;display:flex;flex-direction:column;gap:10px}
.footer-list__item{margin:0}
.footer-link{
  display:inline-block;
  color:rgba(242,246,250,.76);
  font-size:15px;
  text-decoration:none;
  border-bottom:1px solid transparent;
  transition:color .18s var(--ease),border-color .18s var(--ease);
}
.footer-link:hover{color:var(--cyan-soft);border-bottom-color:var(--line-cyan)}

.footer-contact{list-style:none;padding:0;display:flex;flex-direction:column;gap:14px}
.footer-contact__item{
  display:flex;
  flex-wrap:wrap;
  align-items:baseline;
  gap:8px;
  padding-bottom:12px;
  border-bottom:1px solid rgba(130,152,173,.16);
}
.footer-contact__item:last-child{border-bottom:0;padding-bottom:0}
.footer-contact__label{
  flex:0 0 68px;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.1em;
  color:var(--slate);
}
.footer-contact__value{
  flex:1 1 160px;
  min-width:0;
  font-family:var(--font-mono);
  font-size:13px;
  line-height:1.7;
  letter-spacing:.02em;
  color:var(--mist);
  overflow-wrap:anywhere;
}
.copy-btn{
  flex:0 0 auto;
  padding:4px 12px;
  border:1px solid var(--line);
  border-radius:var(--pill);
  background:transparent;
  color:var(--slate);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.08em;
  cursor:pointer;
  transition:color .18s var(--ease),border-color .18s var(--ease),background-color .18s var(--ease);
}
.copy-btn:hover{color:var(--cyan-soft);border-color:var(--line-cyan);background:rgba(36,224,207,.1)}

.footer-bottom{
  grid-column:1 / -1;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  margin-top:clamp(28px,4vw,52px);
  padding-block:20px 26px;
  border-top:1px solid rgba(130,152,173,.18);
}
.footer-bottom__meta{
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.06em;
  line-height:1.9;
  color:var(--slate);
}
.to-top{
  position:fixed;
  right:clamp(14px,3vw,32px);
  bottom:clamp(14px,3vw,32px);
  z-index:80;
  padding:12px 22px;
  border:1px solid rgba(36,224,207,.4);
  border-radius:var(--pill);
  background:rgba(16,43,78,.92);
  color:var(--cyan-soft);
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.12em;
  cursor:pointer;
  box-shadow:var(--shadow);
  transition:background-color .2s var(--ease),transform .2s var(--ease),color .2s var(--ease);
}
.to-top:hover{background:var(--cyan);color:var(--space);transform:translateY(-2px)}

/* ===== 通用布局 ===== */
.container{
  width:100%;
  max-width:var(--maxw);
  margin-inline:auto;
  padding-inline:var(--edge);
}
.container--narrow{max-width:880px}
.section{padding-block:clamp(48px,7vw,104px)}
.section--mist{background:var(--mist);color:#0B2035}
.section--midnight{background:var(--midnight)}
.section--ink{background:var(--ink)}
.grid-12{
  display:grid;
  grid-template-columns:repeat(12,minmax(0,1fr));
  gap:clamp(16px,2vw,32px);
}
.rule{height:1px;border:0;background:var(--line);margin:0}

/* ===== 通用文字 ===== */
.display-title{
  margin:0;
  font-family:var(--font-display);
  font-weight:900;
  font-size:clamp(48px,9vw,132px);
  line-height:.92;
  letter-spacing:-.04em;
  color:inherit;
}
.eyebrow{
  margin:0;
  font-family:var(--font-mono);
  font-size:12px;
  font-weight:600;
  letter-spacing:.22em;
  text-transform:uppercase;
  color:var(--cyan);
}
.lede{
  max-width:62ch;
  font-size:clamp(17px,1.35vw,20px);
  line-height:1.75;
  color:inherit;
  opacity:.82;
}
.mono{
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.08em;
}
.annotation{
  margin:0;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.18em;
  color:var(--slate);
  writing-mode:vertical-rl;
  text-orientation:mixed;
}

/* ===== 徽章 ===== */
.badge{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:6px 14px;
  border-radius:var(--pill);
  border:1px solid var(--line-cyan);
  background:rgba(36,224,207,.1);
  color:var(--cyan-soft);
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.08em;
  line-height:1.5;
  white-space:nowrap;
}
.badge--orange{border-color:rgba(255,138,61,.42);background:rgba(255,138,61,.13);color:#FFC49B}
.badge--violet{border-color:rgba(123,97,255,.44);background:rgba(123,97,255,.15);color:#D3CCFF}
.badge--muted{border-color:var(--line);background:rgba(130,152,173,.14);color:var(--slate)}

/* ===== 按钮 ===== */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  padding:14px 26px;
  border:1px solid transparent;
  border-radius:var(--pill);
  font-family:var(--font-body);
  font-size:15px;
  font-weight:700;
  line-height:1.2;
  text-decoration:none;
  cursor:pointer;
  transition:background-color .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease);
}
.btn--primary{background:var(--orange);color:var(--space)}
.btn--primary:hover{background:#FFA468;transform:translateY(-2px)}
.btn--ghost{background:transparent;color:var(--cyan-soft);border-color:var(--line-cyan)}
.btn--ghost:hover{background:rgba(36,224,207,.12);border-color:var(--cyan)}
.btn--quiet{background:rgba(242,246,250,.07);color:inherit;border-color:var(--line)}
.btn--quiet:hover{background:rgba(242,246,250,.12)}

/* ===== 面包屑 ===== */
.breadcrumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  margin:0 0 24px;
  padding:0;
  list-style:none;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.08em;
  color:var(--slate);
}
.breadcrumb a{
  color:inherit;
  text-decoration:none;
  border-bottom:1px solid transparent;
  transition:color .18s var(--ease),border-color .18s var(--ease);
}
.breadcrumb a:hover{color:var(--cyan-soft);border-bottom-color:var(--line-cyan)}
.breadcrumb__sep{color:rgba(130,152,173,.55)}
.breadcrumb [aria-current="page"]{color:var(--cyan-soft)}

/* ===== 长文 ===== */
.prose{max-width:70ch;font-size:17px;line-height:1.85}
.prose > * + *{margin-top:1.1em}
.prose h2{
  margin-top:2em;
  font-family:var(--font-display);
  font-size:clamp(24px,2.6vw,34px);
  line-height:1.28;
  letter-spacing:-.02em;
}
.prose h3{
  margin-top:1.6em;
  font-size:clamp(19px,1.8vw,23px);
  line-height:1.4;
}
.prose ul,.prose ol{padding-left:1.25em}
.prose li + li{margin-top:.4em}
.prose a{
  color:var(--cyan);
  text-decoration:underline;
  text-underline-offset:3px;
}
.prose strong{color:inherit;font-weight:700}

/* ===== 卡片 ===== */
.card{
  padding:clamp(20px,2.4vw,32px);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  background:var(--midnight);
  color:var(--mist);
}
.card--mist{
  background:var(--mist);
  color:#0B2035;
  border-color:rgba(8,26,51,.1);
  box-shadow:0 24px 60px -48px var(--ink);
}

/* ===== 时间线 ===== */
.timeline{
  margin:0;
  padding:0 0 0 26px;
  list-style:none;
  border-left:2px solid var(--line-cyan);
}
.timeline__item{position:relative;padding-bottom:28px}
.timeline__item:last-child{padding-bottom:0}
.timeline__item::before{
  content:"";
  position:absolute;
  left:-33px;
  top:9px;
  width:12px;height:12px;
  border-radius:50%;
  background:var(--cyan);
  box-shadow:0 0 0 4px rgba(36,224,207,.16);
}
.timeline__time{
  display:block;
  margin-bottom:4px;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.08em;
  color:var(--slate);
}

/* ===== 图片容器 ===== */
.media-frame{
  position:relative;
  overflow:hidden;
  isolation:isolate;
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  background:var(--midnight);
  aspect-ratio:16 / 10;
}
.media-frame img{
  position:relative;
  z-index:1;
  display:block;
  width:100%;
  height:100%;
  object-fit:cover;
}
.media-frame--tall{aspect-ratio:3 / 4}
.media-frame--wide{aspect-ratio:21 / 9}
.media-frame--square{aspect-ratio:1 / 1}
.media-frame__caption{
  position:absolute;
  left:16px;
  bottom:14px;
  z-index:2;
  padding:4px 12px;
  border-radius:var(--pill);
  background:rgba(4,11,22,.68);
  color:var(--cyan-soft);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.1em;
}
.media-frame--placeholder::before{
  content:"";
  position:absolute;
  inset:0;
  z-index:0;
  background-image:
    repeating-linear-gradient(90deg,rgba(36,224,207,.16) 0 1px,transparent 1px 48px),
    repeating-linear-gradient(0deg,rgba(36,224,207,.11) 0 1px,transparent 1px 48px);
  background-position:center;
}

/* ===== 显现 ===== */
html.js [data-reveal]{
  opacity:0;
  transform:translateY(18px);
  transition:opacity .32s var(--ease),transform .32s var(--ease);
}
html.js [data-reveal].is-visible{opacity:1;transform:none}

/* ===== 响应式 ===== */
@media (max-width:1279px){
  .status-badge--rail{display:none}
}
@media (max-width:1199px){
  .site-nav__index{display:none}
  .site-nav__link{font-size:14px;padding:10px 10px}
}
@media (max-width:1080px){
  .nav-toggle{display:inline-flex;margin-left:auto}
  .site-nav{
    position:absolute;
    top:100%;
    left:0;
    right:0;
    z-index:70;
    display:none;
    flex-direction:column;
    align-items:stretch;
    gap:12px;
    margin-left:0;
    padding:16px var(--edge) 24px;
    background:var(--midnight);
    border-bottom:1px solid var(--line-cyan);
    box-shadow:0 30px 60px -32px var(--ink);
    max-height:calc(100vh - 92px);
    max-height:calc(100dvh - 92px);
    overflow:auto;
  }
  .site-header[data-open] .site-nav{display:flex}
  .site-nav__list{flex-direction:column;align-items:stretch;gap:2px}
  .site-nav__link{justify-content:flex-start;padding:14px 14px;font-size:16px;border-radius:var(--r-sm)}
  .site-nav__index{display:inline;font-size:11px}
  .site-nav__cta{margin-top:6px;padding:14px 22px;font-size:15px}
  .status-badge--panel{display:inline-flex;align-self:flex-start;margin-bottom:4px}
  .footer-inner{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-brand{grid-column:1 / -1}
}
@media (max-width:640px){
  body{font-size:16px}
  .brand__meta{display:none}
  .brand__line{font-size:13px;white-space:normal;max-width:16ch;line-height:1.35}
  .brand__mark{width:42px;height:42px;border-radius:12px;font-size:12px}
  .header-rail{padding-block:10px}
  .footer-inner{grid-template-columns:minmax(0,1fr)}
  .footer-contact__label{flex-basis:100%}
  .to-top{font-size:11px;padding:10px 16px}
}
@media (max-width:400px){
  .brand__line{max-width:13ch}
}

/* ===== 动效偏好 ===== */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.001ms!important;
    animation-iteration-count:1!important;
    transition-duration:.001ms!important;
  }
  html.js [data-reveal]{opacity:1;transform:none;transition:none}
}