:root{
  --ink:#07130F;
  --stand:#123A2B;
  --pitch:#1F7A4C;
  --lime:#C8FF4D;
  --amber:#FFB43A;
  --warm:#F6F3E9;
  --char:#171A1B;
  --cyan:#35E0C8;
  --mist:#D8DED6;
  --violet:#6B5CFF;
  --font-display:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  --font-body:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  --font-mono:"JetBrains Mono","Roboto Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --r-xl:40px;
  --r-lg:32px;
  --r-md:24px;
  --r-sm:16px;
  --r-pill:999px;
  --max:1320px;
  --pad:clamp(20px,4vw,48px);
  --ease:cubic-bezier(.16,1,.3,1);
  --line:rgba(216,222,214,.16);
  --line-soft:rgba(216,222,214,.1);
  --warm-72:rgba(246,243,233,.72);
  --warm-56:rgba(246,243,233,.56);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--ink);
  color:var(--warm);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.75;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
body.nav-open{overflow:hidden}
h1,h2,h3,h4,p,figure,blockquote{margin:0}
h1,h2,h3,h4{font-family:var(--font-display);font-weight:900;letter-spacing:-.02em;line-height:1.14}
ul,ol{margin:0;padding:0;list-style:none}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
img,svg,video{display:block;max-width:100%;height:auto}
[hidden]{display:none !important}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px}
.btn:focus-visible,.nav-pill:focus-visible,.chip:focus-visible,.tab:focus-visible,.copy-btn:focus-visible,.nav-toggle:focus-visible,.nav-pill[aria-current="page"]:focus-visible{outline:2px solid var(--cyan);outline-offset:3px}
.btn--lime:focus-visible,.nav-pill[aria-current="page"]:focus-visible{outline-color:var(--char);outline-offset:2px}
::selection{background:var(--lime);color:var(--char)}

/* 排版与通用工具 */
.display{font-family:var(--font-display);font-weight:900;font-size:clamp(32px,5.4vw,64px);line-height:1.06;letter-spacing:-.03em;transform:skewX(-3deg);transform-origin:left bottom}
.display--sm{font-size:clamp(26px,3.4vw,40px)}
.lede{font-size:clamp(15px,1.6vw,18px);line-height:1.8;color:var(--warm-72);max-width:36em}
.num{font-family:var(--font-mono);font-variant-numeric:tabular-nums;font-weight:700;letter-spacing:-.02em;line-height:1}
.note{font-size:12.5px;color:var(--warm-56);letter-spacing:.08em}
.note--vertical{writing-mode:vertical-rl;text-orientation:mixed;letter-spacing:.3em;max-height:280px;line-height:1.2}
.wrap{width:100%;max-width:var(--max);margin-inline:auto;padding-inline:var(--pad)}
.section{padding-block:clamp(40px,6vw,88px)}
.grid12{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:clamp(16px,2.2vw,28px)}
.grid12 > *{min-width:0}
.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}

/* 按钮 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:13px 24px;border-radius:var(--r-pill);border:1px solid transparent;font-family:var(--font-display);font-size:15px;font-weight:700;line-height:1;letter-spacing:.01em;transition:transform .18s var(--ease),background-color .18s,color .18s,border-color .18s}
.btn:hover{transform:translateY(-1px)}
.btn--lime{background:var(--lime);color:var(--char);box-shadow:0 12px 30px -14px rgba(200,255,77,.7)}
.btn--lime:hover{background:#dbff85}
.btn--ghost{border-color:rgba(216,222,214,.34);color:var(--warm)}
.btn--ghost:hover{border-color:var(--cyan);color:var(--cyan)}
.btn--ink{background:var(--stand);color:var(--warm);border-color:rgba(216,222,214,.18)}
.btn--ink:hover{background:#17492f}
.btn--block{width:100%}

/* 标签与胶囊 */
.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:var(--r-pill);border:1px solid rgba(200,255,77,.4);background:rgba(200,255,77,.08);color:var(--lime);font-size:12px;font-weight:700;letter-spacing:.12em}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--lime)}
.tag-cut{display:inline-flex;align-items:center;gap:6px;padding:7px 20px 7px 14px;background:var(--amber);color:var(--char);font-size:12px;font-weight:700;letter-spacing:.06em;clip-path:polygon(0 0,100% 0,calc(100% - 12px) 100%,0 100%)}
.chip{display:inline-flex;align-items:center;gap:8px;padding:8px 16px;border-radius:var(--r-pill);border:1px solid rgba(216,222,214,.28);color:rgba(246,243,233,.8);font-size:13px;line-height:1.4;transition:border-color .18s,color .18s,background-color .18s}
.chip:hover{border-color:rgba(200,255,77,.55);color:var(--lime)}
.chip[aria-pressed="true"],.chip.is-active{border-color:var(--lime);color:var(--lime);background:rgba(200,255,77,.09)}

/* 卡片 */
.card{position:relative;background:linear-gradient(160deg,#123A2B 0%,#0B2118 100%);border:1px solid var(--line);border-radius:var(--r-lg);padding:clamp(20px,3vw,32px);color:var(--warm)}
.card--cut{clip-path:polygon(0 0,calc(100% - 18px) 0,100% 18px,100% 100%,0 100%);border-radius:var(--r-md)}

/* 数据块 */
.stat{display:grid;gap:8px}
.stat__label{font-size:12px;letter-spacing:.16em;color:var(--warm-56)}
.stat__value{font-family:var(--font-mono);font-variant-numeric:tabular-nums;font-weight:700;font-size:clamp(48px,7vw,96px);line-height:.95;letter-spacing:-.03em;color:var(--lime)}
.stat__unit{font-size:.34em;letter-spacing:.08em;margin-left:.15em;color:var(--warm-72)}
.stat__bar{height:6px;border-radius:var(--r-pill);background:rgba(31,122,76,.4);overflow:hidden}
.stat__bar span{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--pitch),var(--lime))}
.stat__note{font-size:13px;line-height:1.65;color:var(--warm-72)}

/* 标签切换 */
.tab-set{display:block}
.tab-set__bar{display:inline-flex;gap:6px;padding:6px;margin-bottom:20px;border-radius:var(--r-pill);background:rgba(7,19,15,.6);border:1px solid var(--line)}
.tab{padding:9px 18px;border-radius:var(--r-pill);font-size:13.5px;font-weight:700;letter-spacing:.02em;color:var(--warm-72);transition:background-color .18s,color .18s}
.tab:hover{color:var(--warm)}
.tab[aria-selected="true"]{background:var(--lime);color:var(--char)}
.tab-panel{padding-top:4px}

/* 图片容器 */
.media{position:relative;overflow:hidden;border-radius:var(--r-lg);isolation:isolate;background:radial-gradient(120% 100% at 15% 0%,#1F7A4C 0%,#123A2B 46%,#07130F 100%)}
.media::after{content:"";position:absolute;inset:0;background:repeating-linear-gradient(180deg,rgba(7,19,15,.22) 0 12px,rgba(7,19,15,0) 12px 24px);opacity:.5;pointer-events:none;mix-blend-mode:multiply}
.media img{width:100%;height:100%;object-fit:cover}
.media--16x9{aspect-ratio:16/9}
.media--4x3{aspect-ratio:4/3}
.media--1x1{aspect-ratio:1/1}
.media--21x9{aspect-ratio:21/9}
.media--tall{aspect-ratio:3/4}
.media__caption{position:absolute;left:16px;right:16px;bottom:14px;z-index:2;font-size:12px;letter-spacing:.06em;color:var(--warm-72)}

/* 面包屑 */
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-family:var(--font-mono);font-size:12px;letter-spacing:.06em;color:var(--warm-56)}
.breadcrumb li{display:inline-flex;align-items:center;gap:8px}
.breadcrumb li + li::before{content:"/";color:rgba(216,222,214,.32)}
.breadcrumb a{color:var(--warm-72);transition:color .18s}
.breadcrumb a:hover{color:var(--lime)}
.breadcrumb [aria-current="page"]{color:var(--warm)}

/* 正文 */
.prose{max-width:38em;font-size:16px;line-height:1.75;color:rgba(246,243,233,.82)}
.prose > * + *{margin-top:20px}
.prose h2{font-size:clamp(22px,2.6vw,30px);margin-top:36px;color:var(--warm)}
.prose h3{font-size:20px;margin-top:28px;color:var(--warm)}
.prose a{color:var(--cyan);border-bottom:1px solid rgba(53,224,200,.4)}
.prose strong{color:var(--warm)}
.prose ul{display:grid;gap:10px}
.prose ul li{position:relative;padding-left:20px}
.prose ul li::before{content:"";position:absolute;left:0;top:.72em;width:8px;height:2px;background:var(--lime)}
.prose code{font-family:var(--font-mono);font-size:.92em;background:rgba(31,122,76,.3);padding:2px 6px;border-radius:6px}

/* 显现 */
.reveal-ready [data-reveal]{opacity:0;transform:translateY(16px);transition:opacity .48s var(--ease),transform .48s var(--ease)}
.reveal-ready [data-reveal-side="left"]{transform:translateX(-24px)}
.reveal-ready [data-reveal-side="right"]{transform:translateX(24px)}
.reveal-ready [data-reveal].is-in{opacity:1;transform:none}

/* 头部 */
.skip-link{position:absolute;left:16px;top:-120px;z-index:120;padding:12px 20px;border-radius:var(--r-pill);background:var(--lime);color:var(--char);font-weight:700;font-size:14px;transition:top .2s var(--ease)}
.skip-link:focus{top:12px}
.site-header{position:sticky;top:0;z-index:60;background:rgba(7,19,15,.86);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border-bottom:1px solid var(--line-soft);transition:background-color .3s,box-shadow .3s}
.site-header[data-scrolled="true"]{background:rgba(7,19,15,.97);box-shadow:0 20px 44px -30px rgba(0,0,0,.95)}
.header-inner{position:relative;display:flex;align-items:center;gap:20px;width:100%;max-width:var(--max);margin-inline:auto;min-height:84px;padding:12px var(--pad)}
.brand{display:flex;align-items:center;gap:14px;position:relative;z-index:58;min-width:0}
.brand__mark{position:relative;flex:0 0 auto;width:10px;height:10px;border-radius:50%;background:var(--lime);box-shadow:0 0 0 5px rgba(200,255,77,.12)}
.brand__mark::after{content:"";position:absolute;inset:-5px;border-radius:50%;background:radial-gradient(circle,rgba(200,255,77,.55),rgba(200,255,77,0) 70%);animation:standGlow 6s ease-in-out infinite}
@keyframes standGlow{0%,100%{opacity:.86;transform:scale(1)}50%{opacity:1;transform:scale(1.18)}}
.brand__text{display:flex;flex-direction:column;gap:1px;min-width:0}
.brand__name{font-family:var(--font-display);font-size:20px;font-weight:900;line-height:1.15;letter-spacing:-.02em;transform:skewX(-3deg);transform-origin:left center;transition:color .18s}
.brand__line{font-size:11px;line-height:1.2;letter-spacing:.2em;color:var(--warm-56)}
.brand:hover .brand__name{color:var(--lime)}
.header-nav{display:flex;align-items:center;gap:6px;margin-left:auto}
.nav-pill{display:inline-flex;align-items:center;padding:9px 15px;border-radius:var(--r-pill);border:1px solid transparent;font-size:14px;font-weight:500;line-height:1.3;color:rgba(246,243,233,.78);transition:color .18s,background-color .18s,border-color .18s}
.nav-pill:hover{color:var(--warm);background:rgba(31,122,76,.36);border-color:rgba(200,255,77,.34)}
.nav-pill[aria-current="page"]{background:var(--lime);color:var(--char);font-weight:700;border-color:transparent}
.header-actions{display:flex;align-items:center;gap:10px}
.header-progress{position:absolute;left:0;bottom:-1px;width:100%;height:2px;transform:scaleX(var(--p,0));transform-origin:0 50%;background:linear-gradient(90deg,var(--lime),var(--cyan));opacity:.9;pointer-events:none}
.nav-toggle{display:none;position:relative;z-index:58;width:46px;height:46px;align-items:center;justify-content:center;border-radius:var(--r-pill);border:1px solid rgba(216,222,214,.26);background:rgba(7,19,15,.45);transition:border-color .18s,background-color .18s}
.nav-toggle:hover{border-color:rgba(200,255,77,.55)}
.nav-toggle__bars{position:relative;display:block;width:18px;height:2px;background:var(--warm);transition:background-color .2s}
.nav-toggle__bars::before,.nav-toggle__bars::after{content:"";position:absolute;left:0;width:100%;height:2px;background:var(--warm);transition:transform .24s var(--ease)}
.nav-toggle__bars::before{top:-6px}
.nav-toggle__bars::after{top:6px}
.site-header[data-open="true"] .nav-toggle__bars{background:transparent}
.site-header[data-open="true"] .nav-toggle__bars::before{transform:translateY(6px) rotate(45deg)}
.site-header[data-open="true"] .nav-toggle__bars::after{transform:translateY(-6px) rotate(-45deg)}

/* 页脚 */
.site-footer{position:relative;margin-top:clamp(56px,8vw,120px);overflow:hidden;background:linear-gradient(180deg,#0B2118 0%,#123A2B 100%);color:var(--warm)}
.site-footer::before{content:"";position:absolute;inset:0;background:repeating-linear-gradient(180deg,rgba(31,122,76,.16) 0 2px,rgba(31,122,76,0) 2px 88px);opacity:.55;pointer-events:none}
.footer-inner{position:relative;z-index:1;width:100%;max-width:var(--max);margin-inline:auto;padding:clamp(48px,6vw,72px) var(--pad) 0}
.footer-grid{display:grid;grid-template-columns:1.7fr .9fr .9fr 1.5fr;gap:clamp(28px,4vw,56px)}
.footer-brand__mark{display:inline-block;width:10px;height:10px;border-radius:50%;background:var(--lime);box-shadow:0 0 0 5px rgba(200,255,77,.1);margin-bottom:16px}
.footer-brand__name{font-family:var(--font-display);font-size:26px;font-weight:900;letter-spacing:-.02em;line-height:1.2;transform:skewX(-3deg);transform-origin:left center}
.footer-brand__line{margin-top:10px;max-width:24em;font-size:14px;line-height:1.7;color:var(--warm-72)}
.footer-brand__since{display:inline-flex;margin-top:16px;padding:6px 12px;border-radius:var(--r-pill);border:1px solid rgba(255,180,58,.5);color:var(--amber);font-family:var(--font-mono);font-size:12px;letter-spacing:.06em}
.footer-col__title{position:relative;padding-left:14px;margin-bottom:18px;font-size:12px;font-weight:700;letter-spacing:.26em;color:var(--lime)}
.footer-col__title::before{content:"";position:absolute;left:0;top:.35em;width:6px;height:6px;border-radius:50%;background:var(--lime)}
.footer-list{display:grid;gap:10px}
.footer-list a{display:inline-block;font-size:14px;color:var(--warm-72);transition:color .18s,transform .18s}
.footer-list a:hover{color:var(--lime);transform:translateX(3px)}
.footer-list--contact{gap:12px}
.footer-list--contact li{display:grid;gap:2px;font-size:13px;line-height:1.65;color:var(--warm-72)}
.footer-key{font-family:var(--font-mono);font-size:11px;letter-spacing:.14em;color:rgba(53,224,200,.9)}
.footer-val{font-family:var(--font-mono);font-size:12.5px;letter-spacing:0;color:var(--warm)}
.copy-btn{display:inline-flex;align-items:center;gap:8px;margin-top:16px;padding:9px 16px;border-radius:var(--r-pill);border:1px solid rgba(200,255,77,.45);color:var(--lime);font-size:12.5px;letter-spacing:.04em;transition:background-color .18s,color .18s,border-color .18s}
.copy-btn:hover{background:rgba(200,255,77,.12);border-color:var(--lime)}
.footer-hint{max-width:62ch;margin-top:clamp(32px,5vw,52px);padding:16px 20px;border-left:2px solid var(--cyan);border-radius:0 var(--r-sm) var(--r-sm) 0;background:rgba(7,19,15,.42);font-size:13px;line-height:1.7;color:var(--warm-72)}
.footer-bottom{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px 28px;margin-top:clamp(28px,4vw,40px);padding:22px 0 30px;border-top:1px solid rgba(246,243,233,.14);font-size:12px;color:var(--warm-56)}
.footer-legal{line-height:1.6}
.footer-legal-nav{display:flex;flex-wrap:wrap;gap:18px}
.footer-legal-nav a{color:var(--warm-56);transition:color .18s}
.footer-legal-nav a:hover{color:var(--lime)}
.footer-icp{font-family:var(--font-mono);letter-spacing:.04em}

/* 平板与移动 */
@media (max-width:1180px){
  .nav-pill{padding:8px 12px;font-size:13px}
  .brand__line{letter-spacing:.14em}
}
@media (max-width:960px){
  .header-inner{min-height:68px;gap:12px}
  .header-nav{
    position:fixed;
    inset:0;
    z-index:54;
    display:flex;
    flex-direction:column;
    align-items:stretch;
    gap:8px;
    margin-left:0;
    padding:calc(68px + 32px) var(--pad) 150px;
    overflow-y:auto;
    overscroll-behavior:contain;
    background:linear-gradient(170deg,#07130F 0%,#0C2419 55%,#123A2B 100%);
    opacity:0;
    visibility:hidden;
    transform:translateY(-14px);
    transition:opacity .28s var(--ease),transform .28s var(--ease),visibility .28s;
  }
  .site-header[data-open="true"] .header-nav{opacity:1;visibility:visible;transform:none}
  .nav-pill{justify-content:space-between;gap:16px;padding:18px 22px;border-radius:var(--r-md);border-color:rgba(216,222,214,.14);font-size:clamp(19px,4.6vw,24px);font-weight:700;color:var(--warm)}
  .nav-pill::after{content:"→";font-size:15px;color:rgba(200,255,77,.6)}
  .nav-pill[aria-current="page"]::after{color:var(--char)}
  .header-actions{display:none}
  .site-header[data-open="true"] .header-actions{
    display:flex;
    position:fixed;
    left:var(--pad);
    right:var(--pad);
    bottom:calc(24px + env(safe-area-inset-bottom,0px));
    z-index:58;
  }
  .site-header[data-open="true"] .header-actions .btn{width:100%;padding:16px 24px}
  .nav-toggle{display:inline-flex}
}
@media (max-width:880px){
  .grid12{grid-template-columns:1fr}
  .span-3,.span-4,.span-5,.span-6,.span-7,.span-8{grid-column:auto}
  .footer-grid{grid-template-columns:1fr 1fr}
  .footer-col--contact{grid-column:1 / -1}
  .display{transform:skewX(-2deg)}
}
@media (max-width:600px){
  body{font-size:15px}
  .brand__line{display:none}
  .brand__name{font-size:18px}
  .footer-grid{grid-template-columns:1fr}
  .footer-col--contact{grid-column:auto}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:12px}
  .footer-legal-nav{gap:14px}
  .stat__value{font-size:clamp(44px,13vw,72px)}
  .card{border-radius:var(--r-md)}
  .media{border-radius:var(--r-md)}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important}
  .reveal-ready [data-reveal],
  .reveal-ready [data-reveal-side="left"],
  .reveal-ready [data-reveal-side="right"]{opacity:1 !important;transform:none !important;transition:none !important}
  .brand__mark::after{animation:none;opacity:1;transform:none}
  .btn:hover,.footer-list a:hover{transform:none}
}