/* roulang page: index */
:root{
  --c-ink:#0E1518;
  --c-ink-soft:#1A2427;
  --c-primary:#00BE84;
  --c-primary-dark:#00A16F;
  --c-primary-active:#00875C;
  --c-primary-soft:rgba(0,190,132,.10);
  --c-accent:#FF7A2F;
  --c-lime:#C6F24E;
  --c-bg:#F7F8F6;
  --c-surface:#FFFFFF;
  --c-line:#E3E7E2;
  --c-text:#16211F;
  --c-muted:#6B7772;
  --shadow-1:0 1px 2px rgba(14,21,24,.06), 0 8px 24px -12px rgba(14,21,24,.18);
  --radius-card:16px;
  --radius-btn:10px;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-text);
  font-family:system-ui,-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
p{margin:0 0 .9em;}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button,input,select,textarea{font:inherit;color:inherit;}
a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;}
::selection{background:rgba(0,190,132,.25);}

.num{font-variant-numeric:tabular-nums;font-weight:800;}

/* 深色区与斜线纹理 */
.dark-band{
  position:relative;
  background:linear-gradient(135deg,#0E1518 0%,#16211F 100%);
  overflow:hidden;
}
.dark-band::after{
  content:"";
  position:absolute;
  inset:0;
  background-image:repeating-linear-gradient(45deg, rgba(0,190,132,.08) 0 1px, transparent 1px 28px);
  pointer-events:none;
}
.dark-band > *{position:relative;z-index:1;}

/* 图片降级底纹 */
.media{
  position:relative;
  overflow:hidden;
  background-color:rgba(0,190,132,.10);
  background-image:
    repeating-linear-gradient(0deg, rgba(14,21,24,.07) 0 1px, transparent 1px 12px),
    repeating-linear-gradient(90deg, rgba(14,21,24,.07) 0 1px, transparent 1px 12px);
}
.media img{transition:transform .35s ease-out;}

/* 通用卡片 */
.card{
  transition:transform .25s ease, box-shadow .25s ease, border-color .25s ease;
  box-shadow:var(--shadow-1);
}
.card:hover{
  transform:translateY(-3px);
  box-shadow:0 12px 32px -14px rgba(0,190,132,.30);
  border-color:rgba(0,190,132,.30);
}
.card:hover .card-title{color:var(--c-primary);}
.card:hover .media img{transform:scale(1.03);}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
  font-weight:700;border-radius:var(--radius-btn);
  padding:.78rem 1.5rem;line-height:1.2;
  transition:background-color .2s ease, color .2s ease, border-color .2s ease, box-shadow .2s ease, transform .2s ease;
  cursor:pointer;border:1px solid transparent;
}
.btn-primary{background:var(--c-primary);color:#fff;}
.btn-primary:hover{background:var(--c-primary-dark);box-shadow:0 12px 26px -12px rgba(0,190,132,.75);transform:translateY(-1px);}
.btn-primary:active{background:var(--c-primary-active);transform:translateY(0);}
.btn-lg{border-radius:12px;padding:.95rem 1.9rem;font-size:17px;}
.btn-ghost{background:transparent;border:1px solid var(--c-line);color:var(--c-text);}
.btn-ghost:hover{border-color:var(--c-primary);color:var(--c-primary-dark);background:var(--c-primary-soft);}
.btn-ghost-light{background:transparent;border:1px solid rgba(255,255,255,.28);color:#fff;}
.btn-ghost-light:hover{border-color:var(--c-primary);color:var(--c-primary);background:rgba(0,190,132,.12);}

/* 文本链 */
.text-link{
  display:inline-flex;align-items:center;gap:.35rem;
  font-size:14px;font-weight:700;color:var(--c-primary-dark);
  border-bottom:1px dashed var(--c-primary);
  padding-bottom:2px;
  transition:border-color .2s ease, color .2s ease;
}
.text-link span{transition:transform .2s ease;}
.text-link:hover{border-bottom-style:solid;color:var(--c-primary-active);}
.text-link:hover span{transform:translateX(2px);}

/* 板块标题 */
.section-label{
  display:inline-block;
  font-size:13px;font-weight:700;letter-spacing:.08em;
  color:var(--c-primary);margin-bottom:.55rem;
}
.section-title{
  font-size:clamp(24px,2.6vw,34px);line-height:1.28;font-weight:700;
  margin:0 0 .6rem;color:var(--c-text);
}
.section-sub{font-size:15px;color:var(--c-muted);margin:0;max-width:620px;}
.h2-bar{position:relative;padding-left:16px;}
.h2-bar::before{
  content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:4px;border-radius:2px;
  background:var(--c-primary);
}

/* 徽章与胶囊 */
.dot-live{
  display:inline-block;width:6px;height:6px;border-radius:999px;background:var(--c-primary);
  animation:breathe 1.8s ease-in-out infinite;
}
@keyframes breathe{
  0%,100%{opacity:1;transform:scale(1);}
  50%{opacity:.32;transform:scale(.7);}
}
.pill{
  display:inline-flex;align-items:center;gap:.3rem;
  height:24px;padding:0 .7rem;border-radius:999px;
  font-size:12.5px;font-weight:700;
  background:var(--c-primary-soft);color:var(--c-primary-dark);
}
.pill-accent{background:rgba(255,122,47,.12);color:#C65418;}

/* 时间线 */
.timeline{position:relative;padding-left:0;}
.timeline-line{
  position:absolute;left:31px;top:16px;bottom:16px;width:2px;
  background:linear-gradient(180deg, var(--c-primary) 0%, rgba(0,190,132,.15) 100%);
}
.timeline-num{
  font-size:64px;line-height:1;font-weight:800;
  color:rgba(198,242,78,.16);
  letter-spacing:-.04em;
}

/* FAQ */
.faq-item{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--radius-card);
  overflow:hidden;transition:border-color .25s ease;
}
.faq-item + .faq-item{margin-top:14px;}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:1rem;
  padding:1.05rem 1.25rem;font-weight:600;font-size:16.5px;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item .chev{transition:transform .25s ease;color:var(--c-muted);flex:0 0 auto;}
.faq-item[open]{border-left:4px solid var(--c-primary);}
.faq-item[open] summary{font-weight:700;}
.faq-item[open] .chev{transform:rotate(180deg);color:var(--c-primary);}
.faq-answer{padding:0 1.25rem 1.15rem;font-size:15.5px;line-height:1.8;color:#3B4744;}

/* 表单 */
.field-label{display:block;font-size:13px;font-weight:700;color:var(--c-muted);margin-bottom:.4rem;}
.field{
  width:100%;height:46px;border-radius:var(--radius-btn);
  border:1px solid var(--c-line);background:#fff;padding:0 .9rem;
  transition:border-color .2s ease, box-shadow .2s ease, background-color .2s ease;
}
.field:focus{border-color:var(--c-primary);background:var(--c-primary-soft);box-shadow:0 0 0 3px rgba(0,190,132,.12);outline:none;}
.field-error{border-color:var(--c-accent);}
.field-hint-error{font-size:12.5px;color:var(--c-accent);margin-top:.35rem;display:none;}
.field-error + .field-hint-error{display:block;}

/* 缩略信息条 */
.stat-strip{display:flex;flex-wrap:wrap;gap:1.25rem 2rem;}
.stat-strip .stat-num{font-size:26px;line-height:1.1;font-weight:800;color:var(--c-primary);}
.stat-strip .stat-label{font-size:13px;color:var(--c-muted);}

.clamp-2{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.clamp-3{display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}

/* 滚动条 */
::-webkit-scrollbar{width:10px;height:10px;}
::-webkit-scrollbar-thumb{background:rgba(14,21,24,.18);border-radius:999px;}
::-webkit-scrollbar-thumb:hover{background:rgba(0,190,132,.5);}
::-webkit-scrollbar-track{background:rgba(14,21,24,.04);}

/* 导航滚动阴影 */
.site-header{transition:box-shadow .25s ease;}
.site-header.is-scrolled{box-shadow:var(--shadow-1);}

@media (max-width:768px){
  body{font-size:15.5px;}
  .timeline-line{left:23px;}
}
@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{animation:none !important;transition:none !important;}
  html{scroll-behavior:auto;}
}

.nav-link{
  position:relative;display:inline-flex;align-items:center;height:68px;padding:0 14px;
  font-size:15.5px;font-weight:600;color:#3B4744;transition:color .2s ease;
}
.nav-link::after{
  content:"";position:absolute;left:14px;right:14px;bottom:14px;height:3px;border-radius:2px;
  background:var(--c-primary);transform:scaleX(0);transition:transform .22s ease;
}
.nav-link:hover{color:var(--c-primary-dark);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-active{color:var(--c-primary-dark);}
.nav-active::after{transform:scaleX(1);}
.mob-link{
  display:block;padding:.7rem .85rem;border-radius:10px;font-size:15.5px;font-weight:600;color:#3B4744;
  transition:background-color .2s ease,color .2s ease;
}
.mob-link:hover{background:var(--c-primary-soft);color:var(--c-primary-dark);}
.mob-active{background:var(--c-primary-soft);color:var(--c-primary-dark);}

.foot-link{color:rgba(255,255,255,.70);transition:color .2s ease;}
.foot-link:hover{color:var(--c-primary);}

/* roulang page: article */
:root{
  --c-ink:#0E1518;
  --c-ink-soft:#1A2427;
  --c-primary:#00BE84;
  --c-primary-dark:#00A16F;
  --c-primary-active:#00875C;
  --c-primary-soft:rgba(0,190,132,.10);
  --c-accent:#FF7A2F;
  --c-lime:#C6F24E;
  --c-bg:#F7F8F6;
  --c-surface:#FFFFFF;
  --c-line:#E3E7E2;
  --c-text:#16211F;
  --c-muted:#6B7772;
  --shadow-1:0 1px 2px rgba(14,21,24,.06), 0 8px 24px -12px rgba(14,21,24,.18);
  --shadow-2:0 12px 32px -14px rgba(0,190,132,.30);
  --radius-card:16px;
  --radius-btn:10px;
  --radius-img:12px;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  background:var(--c-bg);
  color:var(--c-text);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
ul,ol{margin:0;padding:0}
h1,h2,h3,h4,p{margin:0}
::selection{background:rgba(0,190,132,.22)}

:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:4px}

.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";}

/* ===== 纹理与深色底 ===== */
.texture-ink{
  background-color:var(--c-ink);
  background-image:
    repeating-linear-gradient(45deg, rgba(0,190,132,.08) 0 1px, transparent 1px 28px),
    linear-gradient(160deg,#0E1518 0%, #16211F 100%);
}
.bg-grid-soft{
  background-color:rgba(0,190,132,.10);
  background-image:
    linear-gradient(rgba(0,190,132,.16) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,190,132,.16) 1px, transparent 1px);
  background-size:22px 22px;
}
.fade-mask{
  background:linear-gradient(96deg, rgba(14,21,24,.94) 0%, rgba(14,21,24,.80) 52%, rgba(14,21,24,.34) 100%);
}
.hairline-primary{border-color:rgba(0,190,132,.30)}

/* ===== 导航 ===== */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.96);
  backdrop-filter:saturate(160%) blur(8px);
  border-bottom:1px solid var(--c-line);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:var(--shadow-1)}
.brand-mark{
  display:grid;place-items:center;width:40px;height:40px;border-radius:12px;
  background:var(--c-ink);color:#fff;font-size:13px;font-weight:800;letter-spacing:-.02em;
}
.nav-link{
  position:relative;display:inline-flex;align-items:center;height:64px;
  padding:0 14px;font-size:14px;font-weight:600;color:#33403C;
  transition:color .2s ease;
}
.nav-link::after{
  content:"";position:absolute;left:14px;right:14px;bottom:12px;height:3px;border-radius:999px;
  background:var(--c-primary);transform:scaleX(0);transform-origin:left center;transition:transform .25s ease;
}
.nav-link:hover{color:var(--c-primary-dark)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.nav-active{color:var(--c-primary-dark)}
.nav-link.nav-active::after{transform:scaleX(1)}
.status-dot{
  width:6px;height:6px;border-radius:999px;background:var(--c-primary);
  box-shadow:0 0 0 0 rgba(0,190,132,.55);animation:pulse 1.8s ease-in-out infinite;
}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(0,190,132,.55)}
  70%{box-shadow:0 0 0 8px rgba(0,190,132,0)}
  100%{box-shadow:0 0 0 0 rgba(0,190,132,0)}
}

/* ===== 按钮 ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:700;letter-spacing:.01em;
  border:1px solid transparent;cursor:pointer;
  transition:background-color .2s ease,color .2s ease,border-color .2s ease,box-shadow .2s ease,transform .2s ease;
}
.btn-primary{background:var(--c-primary);color:#fff}
.btn-primary:hover{background:var(--c-primary-dark);box-shadow:var(--shadow-2);transform:translateY(-1px)}
.btn-primary:active{background:var(--c-primary-active);transform:translateY(0)}
.btn-ghost{background:transparent;color:var(--c-text);border-color:var(--c-line)}
.btn-ghost:hover{color:var(--c-primary-dark);border-color:rgba(0,190,132,.45);background:var(--c-primary-soft)}
.btn-ghost:active{background:rgba(0,190,132,.16)}
.btn-sm{height:38px;padding:0 16px;font-size:14px;border-radius:9px}
.btn-dark{background:var(--c-ink);color:#fff;border-color:rgba(0,190,132,.35)}
.btn-dark:hover{background:var(--c-ink-soft);border-color:rgba(0,190,132,.6);transform:translateY(-1px)}

.link-arrow{
  display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:700;
  color:var(--c-primary-dark);border-bottom:1px dashed var(--c-primary);
  padding-bottom:2px;transition:border-color .2s ease,color .2s ease;
}
.link-arrow span.arw{transition:transform .2s ease}
.link-arrow:hover{border-bottom-style:solid;color:var(--c-primary-active)}
.link-arrow:hover span.arw{transform:translateX(2px)}

/* ===== 标签 / 徽章 ===== */
.tag{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;
  font-size:12.5px;font-weight:600;background:rgba(0,190,132,.10);color:var(--c-primary-dark);
}
.tag-accent{background:rgba(255,122,47,.12);color:#C9541A}
.badge-line{
  display:inline-flex;align-items:center;gap:8px;height:30px;padding:0 12px;border-radius:999px;
  font-size:12.5px;font-weight:600;color:rgba(255,255,255,.86);
  border:1px solid rgba(0,190,132,.30);background:rgba(255,255,255,.05);
}

/* ===== 面包屑 ===== */
.breadcrumb{font-size:13px;color:var(--c-muted)}
.breadcrumb a{color:var(--c-muted);transition:color .2s ease}
.breadcrumb a:hover{color:var(--c-primary-dark)}
.breadcrumb .sep{margin:0 8px;opacity:.6}
.breadcrumb .cur{color:var(--c-primary)}

/* ===== 卡片 ===== */
.card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--radius-card);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.card-hover:hover{
  transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:rgba(0,190,132,.30);
}
.card-hover:hover .card-title{color:var(--c-primary-dark)}
.card-title{transition:color .2s ease}
.thumb{
  position:relative;overflow:hidden;border-radius:var(--radius-img);
  background-color:rgba(0,190,132,.10);
  background-image:
    linear-gradient(rgba(0,190,132,.16) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,190,132,.16) 1px, transparent 1px);
  background-size:20px 20px;
}
.thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease-out}
.card-hover:hover .thumb img{transform:scale(1.03)}
.line-clamp-2{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.line-clamp-3{display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}

/* ===== 正文排版 ===== */
.article-body{font-size:16.5px;line-height:1.9;color:var(--c-text);max-width:760px}
.article-body p{margin:0 0 1.15em}
.article-body h2{
  font-size:24px;line-height:1.35;font-weight:700;margin:1.9em 0 .7em;
  padding-left:14px;border-left:4px solid var(--c-primary);color:var(--c-text);
}
.article-body h3{font-size:19px;line-height:1.45;font-weight:700;margin:1.6em 0 .6em}
.article-body h4{font-size:17px;font-weight:600;margin:1.4em 0 .5em}
.article-body ul,.article-body ol{margin:0 0 1.15em;padding-left:0;list-style:none}
.article-body ul li{position:relative;padding-left:20px;margin-bottom:.5em}
.article-body ul li::before{
  content:"";position:absolute;left:2px;top:.72em;width:7px;height:7px;
  background:var(--c-primary);border-radius:2px;
}
.article-body ol{counter-reset:olc}
.article-body ol li{position:relative;padding-left:26px;margin-bottom:.5em;counter-increment:olc}
.article-body ol li::before{
  content:counter(olc);position:absolute;left:0;top:.18em;width:18px;height:18px;
  display:grid;place-items:center;border-radius:5px;font-size:11.5px;font-weight:800;
  background:var(--c-primary-soft);color:var(--c-primary-dark);
}
.article-body blockquote{
  margin:1.4em 0;padding:16px 20px;background:var(--c-primary-soft);
  border-left:4px solid var(--c-primary);border-radius:0 12px 12px 0;color:#20433A;
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:var(--radius-img);box-shadow:var(--shadow-1);margin:1.4em auto}
.article-body figure{margin:1.5em 0}
.article-body figcaption{font-size:13px;color:var(--c-muted);text-align:center;margin-top:10px}
.article-body a{color:var(--c-primary-dark);border-bottom:1px dashed rgba(0,190,132,.65)}
.article-body a:hover{color:var(--c-primary-active);border-bottom-style:solid}
.article-body table{width:100%;border-collapse:collapse;margin:1.5em 0;font-size:15px}
.article-body th,.article-body td{border:1px solid var(--c-line);padding:10px 12px;text-align:left}
.article-body th{background:rgba(0,190,132,.08);font-weight:700}
.article-body tbody tr:nth-child(even){background:#FAFBFA}
.article-body code{
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  font-size:14.5px;background:#F1F3F0;border:1px solid var(--c-line);
  border-radius:6px;padding:1px 6px;
}
.article-body pre{
  background:#F1F3F0;border:1px solid var(--c-line);border-radius:12px;
  padding:16px 18px;overflow-x:auto;font-size:14px;line-height:1.7;
}
.article-body pre code{background:transparent;border:0;padding:0}
.article-body hr{border:0;height:1px;background:var(--c-line);margin:2em 0}

/* ===== 侧栏 ===== */
.side-card{
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--radius-card);box-shadow:var(--shadow-1);
}
.toc-link{
  display:block;font-size:14px;color:#42504B;padding:7px 0 7px 12px;
  border-left:2px solid transparent;line-height:1.6;transition:color .2s ease,border-color .2s ease,background-color .2s ease;
}
.toc-link:hover{color:var(--c-primary-dark);border-left-color:rgba(0,190,132,.45);background:var(--c-primary-soft)}

/* ===== 空态 ===== */
.empty-state{
  background:var(--c-primary-soft);border:1px solid rgba(0,190,132,.22);
  border-radius:var(--radius-card);padding:40px 24px;text-align:center;
}
.empty-icon{
  width:56px;height:56px;border-radius:16px;margin:0 auto 16px;
  display:grid;place-items:center;background:rgba(0,190,132,.16);
  color:var(--c-primary-dark);font-weight:800;font-size:20px;
}

/* ===== 页脚 ===== */
.foot-link{color:rgba(255,255,255,.68);transition:color .2s ease}
.foot-link:hover{color:var(--c-primary)}

/* ===== 滚动条 ===== */
::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-track{background:#EFF1EE}
::-webkit-scrollbar-thumb{background:#C7CFC9;border-radius:999px;border:2px solid #EFF1EE}
::-webkit-scrollbar-thumb:hover{background:var(--c-primary)}

@media (max-width:1023px){
  .article-body{font-size:16px;max-width:none}
}
@media (max-width:640px){
  .article-body{font-size:15.5px}
  .article-body h2{font-size:21px}
  .article-body h3{font-size:18px}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important}
  html{scroll-behavior:auto}
}

/* roulang page: category1 */
:root{
    --c-ink:#0E1518;
    --c-ink-soft:#1A2427;
    --c-primary:#00BE84;
    --c-primary-dark:#00A16F;
    --c-primary-active:#00875C;
    --c-primary-soft:rgba(0,190,132,.10);
    --c-accent:#FF7A2F;
    --c-lime:#C6F24E;
    --c-bg:#F7F8F6;
    --c-surface:#FFFFFF;
    --c-line:#E3E7E2;
    --c-text:#16211F;
    --c-muted:#6B7772;
    --radius-card:16px;
    --radius-btn:10px;
    --radius-img:12px;
    --shadow-1:0 1px 2px rgba(14,21,24,.06), 0 8px 24px -12px rgba(14,21,24,.18);
    --shadow-2:0 12px 32px -14px rgba(0,190,132,.30);
  }

  *,*::before,*::after{box-sizing:border-box}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
  body{
    margin:0;
    background:var(--c-bg);
    color:var(--c-text);
    font-family:system-ui,-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
    font-size:16px;
    line-height:1.85;
    -webkit-font-smoothing:antialiased;
  }
  img{max-width:100%;display:block;height:auto}
  a{color:inherit;text-decoration:none}
  button,input,select{font:inherit;color:inherit}
  p{margin:0 0 .9em}
  p:last-child{margin-bottom:0}
  h1,h2,h3,h4{margin:0;color:var(--c-text)}
  ul,ol{margin:0}
  .num{font-variant-numeric:tabular-nums}
  :focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:4px}

  .container{width:100%;max-width:1200px;margin:0 auto;padding-left:20px;padding-right:20px}
  @media (min-width:768px){.container{padding-left:28px;padding-right:28px}}
  @media (min-width:1024px){.container{padding-left:32px;padding-right:32px}}

  /* ---------- 导航 ---------- */
  .site-header{
    position:sticky;top:0;z-index:60;
    background:#fff;
    border-bottom:1px solid var(--c-line);
    transition:box-shadow .25s ease, background .25s ease;
  }
  .site-header.is-scrolled{box-shadow:var(--shadow-1)}
  .logo-mark{
    display:grid;place-items:center;
    width:40px;height:40px;border-radius:12px;
    background:var(--c-ink);color:#fff;
    font-size:13px;font-weight:800;letter-spacing:-.02em;
  }
  .nav-link{
    position:relative;
    display:inline-flex;align-items:center;
    padding:10px 14px;
    font-size:15px;font-weight:600;color:#3C4A48;
    border-radius:8px;
    transition:color .2s ease, background .2s ease;
  }
  .nav-link:hover{color:var(--c-primary-dark);background:var(--c-primary-soft)}
  .nav-link::after{
    content:"";position:absolute;left:14px;right:14px;bottom:2px;height:3px;border-radius:3px;
    background:transparent;transition:background .2s ease;
  }
  .nav-link.nav-active{color:var(--c-primary-dark)}
  .nav-link.nav-active::after{background:var(--c-primary)}
  .status-badge{
    display:inline-flex;align-items:center;gap:7px;
    height:30px;padding:0 12px;border-radius:999px;
    background:var(--c-primary-soft);
    color:var(--c-primary-dark);
    font-size:12.5px;font-weight:700;
  }
  .dot{width:6px;height:6px;border-radius:999px;background:var(--c-primary);animation:breathe 1.8s ease-in-out infinite}
  @keyframes breathe{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.45;transform:scale(.8)}}

  /* ---------- 按钮 ---------- */
  .btn-primary{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    background:var(--c-primary);color:#fff;
    font-size:15px;font-weight:700;
    padding:13px 24px;border-radius:var(--radius-btn);border:1px solid transparent;
    transition:background .2s ease, transform .2s ease, box-shadow .2s ease;
    cursor:pointer;
  }
  .btn-primary:hover{background:var(--c-primary-dark);box-shadow:var(--shadow-2);transform:translateY(-2px)}
  .btn-primary:active{background:var(--c-primary-active);transform:translateY(0)}
  .btn-ghost{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    background:transparent;color:var(--c-text);
    font-size:15px;font-weight:700;
    padding:12px 22px;border-radius:var(--radius-btn);border:1px solid var(--c-line);
    transition:color .2s ease, border-color .2s ease, background .2s ease, transform .2s ease;
    cursor:pointer;
  }
  .btn-ghost:hover{color:var(--c-primary-dark);border-color:rgba(0,190,132,.45);background:var(--c-primary-soft);transform:translateY(-2px)}
  .btn-ghost-dark{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    background:transparent;color:#fff;
    font-size:15px;font-weight:700;
    padding:12px 22px;border-radius:var(--radius-btn);border:1px solid rgba(255,255,255,.28);
    transition:color .2s ease, border-color .2s ease, background .2s ease, transform .2s ease;
    cursor:pointer;
  }
  .btn-ghost-dark:hover{color:#fff;border-color:rgba(0,190,132,.6);background:rgba(0,190,132,.14);transform:translateY(-2px)}
  .text-link{
    display:inline-flex;align-items:center;gap:6px;
    font-size:14px;font-weight:700;color:var(--c-primary-dark);
    border-bottom:1px dashed var(--c-primary);
    padding-bottom:2px;transition:border-color .2s ease;
  }
  .text-link:hover{border-bottom-style:solid}
  .text-link span{transition:transform .2s ease}
  .text-link:hover span{transform:translateX(2px)}

  /* ---------- 深色区与纹理 ---------- */
  .dark-tex{
    background-color:var(--c-ink);
    background-image:
      linear-gradient(160deg,#0E1518 0%,#16211F 70%,#0E1518 100%),
      repeating-linear-gradient(45deg, rgba(0,190,132,.10) 0 1px, transparent 1px 28px);
    background-blend-mode:normal;
  }
  .eyebrow{display:inline-block;font-size:13px;font-weight:700;letter-spacing:.08em;color:var(--c-primary);margin-bottom:12px}
  .h2-bar{position:relative;padding-left:16px}
  .h2-bar::before{content:"";position:absolute;left:0;top:.2em;bottom:.2em;width:4px;border-radius:4px;background:var(--c-primary)}

  /* ---------- Hero ---------- */
  .hero-dark{
    position:relative;
    background-color:var(--c-ink);
    background-image:
      repeating-linear-gradient(45deg, rgba(0,190,132,.09) 0 1px, transparent 1px 28px),
      linear-gradient(150deg,#0E1518 0%,#16211F 100%);
    color:#fff;
    overflow:hidden;
  }
  .hero-dark h1{color:#fff}
  .hero-media{position:relative;border-radius:var(--radius-card);overflow:hidden;border:1px solid rgba(255,255,255,.10);aspect-ratio:16/11;background:rgba(0,190,132,.10)}
  .hero-media img{width:100%;height:100%;object-fit:cover}
  .hero-status{
    position:absolute;left:16px;right:16px;bottom:16px;
    border:1px solid rgba(0,190,132,.30);
    background:rgba(14,21,24,.82);
    border-radius:14px;padding:12px 16px;
    display:flex;flex-wrap:wrap;gap:6px 18px;align-items:center;
  }
  .hero-status .k{font-size:12.5px;color:rgba(255,255,255,.55)}
  .hero-status .v{font-size:13.5px;font-weight:700;color:#fff}
  .crumb{font-size:13px;color:rgba(255,255,255,.55);display:flex;flex-wrap:wrap;align-items:center;gap:8px}
  .crumb a:hover{color:var(--c-primary)}
  .crumb .sep{color:rgba(255,255,255,.30)}
  .crumb .cur{color:var(--c-primary)}

  .anchor-bar{background:#fff;border-bottom:1px solid var(--c-line)}
  .chip{
    display:inline-flex;align-items:center;white-space:nowrap;
    height:26px;padding:0 12px;border-radius:999px;
    background:var(--c-primary-soft);color:var(--c-primary-dark);
    font-size:12.5px;font-weight:700;
    transition:background .2s ease,color .2s ease,transform .2s ease;
  }
  .chip:hover{background:rgba(0,190,132,.18);transform:translateY(-1px)}
  .chip-cta{background:var(--c-primary);color:#fff}
  .chip-cta:hover{background:var(--c-primary-dark)}
  .chip-accent{background:rgba(255,122,47,.12);color:#D75B15}

  /* ---------- 时间线 ---------- */
  .step-list{position:relative;list-style:none;padding:0;margin:0}
  .step-list::before{
    content:"";position:absolute;left:15px;top:14px;bottom:26px;width:2px;
    background:linear-gradient(180deg,var(--c-primary),rgba(0,190,132,.12));
    border-radius:2px;
  }
  .step{position:relative;padding-left:56px;padding-bottom:40px}
  .step:last-child{padding-bottom:0}
  .step-dot{
    position:absolute;left:10px;top:9px;width:12px;height:12px;border-radius:999px;
    background:var(--c-primary);box-shadow:0 0 0 4px rgba(0,190,132,.14);
  }
  .step-wm{
    position:absolute;left:0;top:-8px;
    font-size:40px;font-weight:800;line-height:1;
    color:rgba(198,242,78,.16);
    font-variant-numeric:tabular-nums;
    pointer-events:none;
  }
  @media (min-width:768px){
    .step-list::before{left:27px;top:16px}
    .step{padding-left:88px;padding-bottom:44px}
    .step-dot{left:22px;top:11px}
    .step-wm{font-size:64px;top:-14px}
  }

  /* ---------- 卡片 ---------- */
  .card{
    background:var(--c-surface);
    border:1px solid var(--c-line);
    border-radius:var(--radius-card);
    box-shadow:var(--shadow-1);
    transition:transform .25s ease, box-shadow .25s ease, border-color .25s ease;
    overflow:hidden;
  }
  .card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:rgba(0,190,132,.30)}
  .card:hover .card-title{color:var(--c-primary-dark)}
  .card-figure{aspect-ratio:16/10;overflow:hidden;background:rgba(0,190,132,.10)}
  .card-figure img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease-out}
  .card:hover .card-figure img{transform:scale(1.03)}
  .card-title{font-size:18px;font-weight:700;line-height:1.5;transition:color .25s ease}
  .clamp-2{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

  .panel{
    background:var(--c-surface);
    border:1px solid var(--c-line);
    border-radius:var(--radius-card);
    box-shadow:var(--shadow-1);
  }
  .check-item{display:flex;gap:12px;align-items:flex-start}
  .check-dot{
    flex:0 0 auto;width:8px;height:8px;border-radius:2px;background:var(--c-primary);margin-top:10px;
  }

  .stat-strip{border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line);background:#fff}
  .stat-num{font-size:26px;font-weight:800;line-height:1.1;color:var(--c-ink);font-variant-numeric:tabular-nums}
  .stat-lb{font-size:13px;color:var(--c-muted);margin-top:6px}
  .stat-item + .stat-item{border-left:1px solid var(--c-line)}
  @media (max-width:639px){
    .stat-item + .stat-item{border-left:0;border-top:1px solid var(--c-line);padding-top:16px;margin-top:16px}
  }

  /* ---------- FAQ ---------- */
  .faq{
    background:#fff;border:1px solid var(--c-line);border-radius:14px;
    box-shadow:var(--shadow-1);margin-bottom:12px;overflow:hidden;
    transition:border-color .25s ease;
  }
  .faq:hover{border-color:rgba(0,190,132,.30)}
  .faq[open]{border-left:4px solid var(--c-primary)}
  .faq summary{
    cursor:pointer;list-style:none;
    padding:18px 20px;font-size:16.5px;font-weight:600;line-height:1.6;
    display:flex;align-items:flex-start;justify-content:space-between;gap:16px;
  }
  .faq summary::-webkit-details-marker{display:none}
  .faq summary::after{
    content:"›";flex:0 0 auto;
    color:var(--c-primary);font-size:22px;font-weight:800;line-height:1;
    transform:rotate(90deg);transition:transform .25s ease;
  }
  .faq[open] summary{font-weight:700}
  .faq[open] summary::after{transform:rotate(-90deg)}
  .faq-body{padding:0 20px 20px;font-size:15.5px;line-height:1.8;color:#3B4744}

  /* ---------- CTA ---------- */
  .cta-band{
    position:relative;
    background-color:var(--c-ink);
    background-image:
      repeating-linear-gradient(45deg, rgba(0,190,132,.08) 0 1px, transparent 1px 28px),
      linear-gradient(140deg,#0E1518 0%,#16211F 100%);
    border-top:1px solid rgba(0,190,132,.30);
    border-bottom:1px solid rgba(0,190,132,.30);
    color:#fff;
  }
  .cta-band h2{color:#fff}

  /* ---------- 页脚 ---------- */
  .foot-link{color:rgba(255,255,255,.70);transition:color .2s ease}
  .foot-link:hover{color:var(--c-primary)}

  @media (prefers-reduced-motion: reduce){
    *{animation:none !important;transition:none !important;scroll-behavior:auto !important}
  }

/* roulang page: category3 */
:root{
  --c-ink:#0E1518;
  --c-ink-soft:#1A2427;
  --c-primary:#00BE84;
  --c-primary-dark:#00A16F;
  --c-primary-active:#00875C;
  --c-primary-soft:rgba(0,190,132,.10);
  --c-accent:#FF7A2F;
  --c-lime:#C6F24E;
  --c-bg:#F7F8F6;
  --c-surface:#FFFFFF;
  --c-line:#E3E7E2;
  --c-text:#16211F;
  --c-muted:#6B7772;
  --shadow-1:0 1px 2px rgba(14,21,24,.06), 0 8px 24px -12px rgba(14,21,24,.18);
  --shadow-lift:0 12px 32px -14px rgba(0,190,132,.30);
  --r-card:16px;
  --r-btn:10px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-text);
  font-family:system-ui,-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;}
button,input,select,textarea{font:inherit;color:inherit;}
h1,h2,h3,h4,p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:4px;}
.num{font-variant-numeric:tabular-nums;font-weight:800;}
.container{width:100%;max-width:1200px;margin-inline:auto;padding-inline:20px;}
@media(min-width:768px){.container{padding-inline:28px;}}
@media(min-width:1024px){.container{padding-inline:32px;}}

/* 斜线纹理 */
.tex-line{
  background-image:repeating-linear-gradient(45deg, rgba(0,190,132,.07) 0 1px, transparent 1px 28px);
}
.hero-dark{
  background:linear-gradient(160deg,#0E1518 0%,#16211F 100%);
  position:relative;
  overflow:hidden;
}
.hero-dark::after{
  content:"";
  position:absolute;inset:0;
  background-image:repeating-linear-gradient(45deg, rgba(0,190,132,.08) 0 1px, transparent 1px 28px);
  pointer-events:none;
}
/* 导航 */
.nav-link{
  display:inline-flex;align-items:center;height:38px;padding:0 14px;
  font-size:16px;font-weight:500;color:#2B3733;border-radius:8px;
  position:relative;transition:color .2s ease,background-color .2s ease;
}
.nav-link:hover{color:var(--c-primary);background:var(--c-primary-soft);}
.nav-link.nav-active{color:var(--c-primary);font-weight:700;}
.nav-link.nav-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:0;height:3px;
  border-radius:3px;background:var(--c-primary);
}
.mnav-link{
  display:block;padding:12px 4px;font-size:16px;font-weight:600;color:#16211F;
  border-bottom:1px solid var(--c-line);
}
.mnav-link.active{color:var(--c-primary);}
/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:700;letter-spacing:.01em;cursor:pointer;
  border:1px solid transparent;transition:all .22s ease;
}
.btn-primary{background:var(--c-primary);color:#fff;box-shadow:0 6px 18px -10px rgba(0,190,132,.7);}
.btn-primary:hover{background:var(--c-primary-dark);transform:translateY(-2px);box-shadow:var(--shadow-lift);}
.btn-primary:active{background:var(--c-primary-active);transform:translateY(0);}
.btn-ghost{background:transparent;color:#16211F;border-color:var(--c-line);}
.btn-ghost:hover{color:var(--c-primary);border-color:var(--c-primary);background:var(--c-primary-soft);transform:translateY(-2px);}
.btn-ghost-dark{background:transparent;color:#fff;border-color:rgba(255,255,255,.28);}
.btn-ghost-dark:hover{background:rgba(0,190,132,.16);border-color:var(--c-primary);color:#fff;}
.btn-block{width:100%;}
@media(min-width:640px){.btn-block{width:auto;}}
/* 文本链 */
.text-link{
  color:var(--c-primary);font-weight:600;font-size:14px;
  border-bottom:1px dashed var(--c-primary);padding-bottom:2px;
  display:inline-flex;align-items:center;gap:6px;transition:all .2s ease;
}
.text-link:hover{border-bottom-style:solid;}
.text-link:hover .arw{transform:translateX(2px);}
.arw{transition:transform .2s ease;}
/* 徽章 */
.chip{
  display:inline-flex;align-items:center;height:24px;padding:0 11px;border-radius:999px;
  font-size:12.5px;font-weight:600;background:var(--c-primary-soft);color:var(--c-primary);
}
.chip-hot{background:rgba(255,122,47,.12);color:var(--c-accent);}
.chip-ink{background:rgba(255,255,255,.12);color:#fff;}
.dot{
  width:6px;height:6px;border-radius:50%;background:var(--c-primary);display:inline-block;
  animation:pulse 1.8s ease-in-out infinite;
}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1);}50%{opacity:.45;transform:scale(.82);}}
@media(prefers-reduced-motion:reduce){
  .dot{animation:none;}
  *{scroll-behavior:auto !important;transition-duration:.001ms !important;}
}
/* 卡片 */
.card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  box-shadow:var(--shadow-1);transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease;
}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lift);border-color:rgba(0,190,132,.30);}
.card:hover .card-title{color:var(--c-primary);}
.card-title{transition:color .2s ease;}
/* 图片容器 */
.media{
  position:relative;border-radius:12px;overflow:hidden;
  background-color:var(--c-primary-soft);
  background-image:linear-gradient(rgba(0,190,132,.10) 1px, transparent 1px),
                   linear-gradient(90deg, rgba(0,190,132,.10) 1px, transparent 1px);
  background-size:22px 22px;
}
.media img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/11;transition:transform .35s ease-out;}
.card:hover .media img{transform:scale(1.03);}
/* 序号水印 */
.watermark{
  font-size:64px;line-height:1;font-weight:800;color:rgba(198,242,78,.20);
  font-variant-numeric:tabular-nums;letter-spacing:-.02em;
}
/* 列表要点 */
.point-list{display:grid;gap:12px;}
.point-list li{
  position:relative;padding-left:22px;font-size:15.5px;line-height:1.8;color:#2B3733;
}
.point-list li::before{
  content:"";position:absolute;left:0;top:.72em;width:8px;height:8px;border-radius:2px;
  background:var(--c-primary);
}
/* 锚点导航条 */
.anchor-bar{
  display:flex;gap:8px;overflow-x:auto;padding:6px;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:999px;
  box-shadow:var(--shadow-1);scrollbar-width:none;
}
.anchor-bar::-webkit-scrollbar{display:none;}
.anchor-bar a{
  flex:0 0 auto;padding:8px 16px;border-radius:999px;font-size:14px;font-weight:600;
  color:var(--c-muted);transition:all .2s ease;white-space:nowrap;
}
.anchor-bar a:hover{background:var(--c-primary-soft);color:var(--c-primary);}
/* FAQ */
.faq-item{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  overflow:hidden;transition:border-color .25s ease,box-shadow .25s ease;
}
.faq-item[open]{border-color:rgba(0,190,132,.35);box-shadow:var(--shadow-1);border-left:4px solid var(--c-primary);}
.faq-item summary{
  cursor:pointer;list-style:none;display:flex;align-items:center;justify-content:space-between;
  gap:16px;padding:18px 22px;font-size:16.5px;font-weight:600;color:#16211F;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item[open] summary{font-weight:700;}
.faq-arrow{
  flex:0 0 auto;width:26px;height:26px;border-radius:50%;display:grid;place-items:center;
  background:var(--c-primary-soft);color:var(--c-primary);font-size:13px;transition:transform .25s ease;
}
.faq-item[open] .faq-arrow{transform:rotate(180deg);}
.faq-body{padding:0 22px 20px;font-size:15.5px;line-height:1.8;color:#3A4541;}
/* 页脚链接 */
.foot-link{color:rgba(255,255,255,.68);transition:color .2s ease;border-bottom:1px solid transparent;}
.foot-link:hover{color:#00BE84;border-bottom-color:rgba(0,190,132,.6);}
/* 面包屑 */
.crumb{font-size:13px;color:var(--c-muted);}
.crumb a:hover{color:var(--c-primary);}
.crumb .cur{color:var(--c-primary);font-weight:600;}
.crumb .sep{margin:0 7px;opacity:.6;}
/* 表格 */
.cmp-table{width:100%;border-collapse:collapse;font-size:15px;background:var(--c-surface);}
.cmp-table th,.cmp-table td{padding:14px 16px;text-align:left;border-bottom:1px solid var(--c-line);vertical-align:top;}
.cmp-table thead th{background:rgba(0,190,132,.08);font-weight:700;color:#16211F;font-size:14.5px;}
.cmp-table tbody tr:nth-child(even){background:#FBFCFB;}
.cmp-table tbody tr:last-child td{border-bottom:0;}
/* 步骤/数据 */
.stat-num{font-size:26px;font-weight:800;color:#16211F;font-variant-numeric:tabular-nums;line-height:1.2;}
.status-card{
  border:1px solid rgba(0,190,132,.30);border-radius:16px;background:rgba(14,21,24,.55);
  backdrop-filter:blur(2px);
}
::-webkit-scrollbar{width:10px;height:10px;}
::-webkit-scrollbar-thumb{background:rgba(14,21,24,.18);border-radius:999px;}
::-webkit-scrollbar-thumb:hover{background:rgba(0,190,132,.5);}
::-webkit-scrollbar-track{background:transparent;}
@media(max-width:767px){
  body{font-size:15.5px;}
}

/* roulang page: category2 */
:root{
    --c-ink:#0E1518;
    --c-ink-soft:#1A2427;
    --c-primary:#00BE84;
    --c-primary-dark:#00A16F;
    --c-primary-active:#00875C;
    --c-primary-soft:rgba(0,190,132,.10);
    --c-accent:#FF7A2F;
    --c-lime:#C6F24E;
    --c-bg:#F7F8F6;
    --c-surface:#FFFFFF;
    --c-line:#E3E7E2;
    --c-text:#16211F;
    --c-muted:#6B7772;
    --radius-card:16px;
    --radius-btn:10px;
    --shadow-1:0 1px 2px rgba(14,21,24,.06), 0 8px 24px -12px rgba(14,21,24,.18);
    --shadow-hover:0 12px 32px -14px rgba(0,190,132,.30);
  }

  *,*::before,*::after{ box-sizing:border-box; }
  html{ -webkit-text-size-adjust:100%; scroll-behavior:smooth; }
  body{
    margin:0;
    background-color:var(--c-bg);
    color:var(--c-text);
    font-family:system-ui,-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
    font-size:16px;
    line-height:1.85;
    -webkit-font-smoothing:antialiased;
  }
  img{ max-width:100%; display:block; border:0; }
  a{ color:inherit; text-decoration:none; }
  button,input,select,textarea{ font:inherit; color:inherit; }
  h1,h2,h3,h4{ margin:0; color:var(--c-text); }
  p{ margin:0 0 .9em; }
  p:last-child{ margin-bottom:0; }
  ul,ol{ margin:0; padding:0; list-style:none; }

  ::selection{ background:rgba(0,190,132,.24); }
  :focus-visible{ outline:2px solid var(--c-primary); outline-offset:2px; border-radius:6px; }

  ::-webkit-scrollbar{ width:10px; height:10px; }
  ::-webkit-scrollbar-thumb{ background:#c9d2cc; border-radius:999px; border:3px solid var(--c-bg); }
  ::-webkit-scrollbar-thumb:hover{ background:var(--c-primary); }

  .num{ font-variant-numeric:tabular-nums; }

  /* ---------- 容器与节奏 ---------- */
  .container{ width:100%; max-width:1200px; margin:0 auto; padding-left:20px; padding-right:20px; }
  @media (min-width:768px){ .container{ padding-left:28px; padding-right:28px; } }
  @media (min-width:1024px){ .container{ padding-left:32px; padding-right:32px; } }

  .section{ padding-top:56px; padding-bottom:56px; }
  @media (min-width:1024px){ .section{ padding-top:92px; padding-bottom:92px; } }
  .section-tight{ padding-top:44px; padding-bottom:44px; }
  @media (min-width:1024px){ .section-tight{ padding-top:64px; padding-bottom:64px; } }

  /* ---------- 纹理与深色区 ---------- */
  .dark-tex{
    background-color:#0E1518;
    background-image:
      repeating-linear-gradient(45deg, rgba(0,190,132,.08) 0 1px, transparent 1px 28px),
      linear-gradient(180deg,#0E1518 0%,#16211F 100%);
    color:#fff;
  }
  .soft-grid{
    background-color:rgba(0,190,132,.07);
    background-image:
      linear-gradient(rgba(14,21,24,.045) 1px, transparent 1px),
      linear-gradient(90deg, rgba(14,21,24,.045) 1px, transparent 1px);
    background-size:20px 20px;
  }

  /* ---------- 导航 ---------- */
  .site-header{
    position:sticky; top:0; z-index:60;
    background:rgba(255,255,255,.96);
    backdrop-filter:saturate(180%) blur(10px);
    border-bottom:1px solid var(--c-line);
    transition:box-shadow .25s ease;
  }
  .site-header.is-scrolled{ box-shadow:var(--shadow-1); }
  .logo-mark{
    display:grid; place-items:center;
    width:42px; height:42px;
    border-radius:12px;
    background:linear-gradient(140deg,#00BE84,#00875C);
    color:#fff; font-size:13px; font-weight:800; letter-spacing:-.02em;
    box-shadow:0 8px 18px -10px rgba(0,190,132,.75);
  }
  .nav-link{
    display:inline-flex; align-items:center;
    height:38px; padding:0 14px;
    border-radius:9px;
    font-size:16px; color:var(--c-text);
    position:relative;
    transition:color .2s ease, background-color .2s ease;
  }
  .nav-link:hover{ color:var(--c-primary-dark); background:var(--c-primary-soft); }
  .nav-link.nav-active{ color:var(--c-primary-dark); font-weight:700; }
  .nav-link.nav-active::after{
    content:""; position:absolute; left:14px; right:14px; bottom:0;
    height:3px; border-radius:3px; background:var(--c-primary);
  }
  .foot-link{
    color:rgba(255,255,255,.72);
    border-bottom:1px solid transparent;
    padding-bottom:2px;
    transition:color .2s ease, border-color .2s ease;
  }
  .foot-link:hover{ color:#fff; border-bottom-color:var(--c-primary); }

  .drawer-link{
    display:block; padding:12px 4px;
    font-size:16px; font-weight:600;
    border-bottom:1px solid var(--c-line);
  }
  .drawer-link.active{ color:var(--c-primary-dark); }

  /* ---------- 按钮 ---------- */
  .btn{
    display:inline-flex; align-items:center; justify-content:center; gap:8px;
    height:46px; padding:0 22px;
    border-radius:var(--radius-btn);
    font-size:15.5px; font-weight:700;
    border:1px solid transparent;
    cursor:pointer;
    transition:background-color .2s ease, color .2s ease, border-color .2s ease, box-shadow .2s ease, transform .2s ease;
    white-space:nowrap;
  }
  .btn-primary{ background:var(--c-primary); color:#fff; box-shadow:0 10px 24px -14px rgba(0,190,132,.85); }
  .btn-primary:hover{ background:var(--c-primary-dark); box-shadow:var(--shadow-hover); transform:translateY(-2px); }
  .btn-primary:active{ background:var(--c-primary-active); transform:translateY(0); }
  .btn-ghost{ background:transparent; color:var(--c-text); border-color:var(--c-line); }
  .btn-ghost:hover{ color:var(--c-primary-dark); border-color:rgba(0,190,132,.55); background:var(--c-primary-soft); }
  .btn-ghost:active{ background:rgba(0,190,132,.16); }
  .btn-ghost-light{ background:transparent; color:#fff; border-color:rgba(255,255,255,.28); }
  .btn-ghost-light:hover{ color:#fff; border-color:rgba(0,190,132,.75); background:rgba(0,190,132,.16); }
  .btn-lg{ height:52px; padding:0 28px; font-size:16px; border-radius:12px; }

  .link-arrow{
    display:inline-flex; align-items:center; gap:6px;
    font-size:14.5px; font-weight:600; color:var(--c-primary-dark);
    border-bottom:1px dashed var(--c-primary);
    padding-bottom:2px;
    transition:border-color .2s ease, color .2s ease;
  }
  .link-arrow span{ transition:transform .2s ease; display:inline-block; }
  .link-arrow:hover{ border-bottom-style:solid; color:var(--c-primary-active); }
  .link-arrow:hover span{ transform:translateX(2px); }

  /* ---------- 标签、徽章 ---------- */
  .chip{
    display:inline-flex; align-items:center; gap:6px;
    height:24px; padding:0 11px;
    border-radius:999px;
    background:var(--c-primary-soft);
    color:var(--c-primary-dark);
    font-size:12.5px; font-weight:700; letter-spacing:.02em;
  }
  .chip-accent{ background:rgba(255,122,47,.12); color:#D2560F; }
  .dot-live{
    width:6px; height:6px; border-radius:999px; background:var(--c-primary);
    animation:breathe 1.8s ease-in-out infinite;
  }
  @keyframes breathe{
    0%,100%{ opacity:1; transform:scale(1); }
    50%{ opacity:.4; transform:scale(.78); }
  }
  .status-pill{
    display:inline-flex; align-items:center; gap:7px;
    height:34px; padding:0 13px;
    border-radius:999px;
    border:1px solid var(--c-line);
    font-size:13px; color:var(--c-muted);
    background:#fff;
  }

  /* ---------- 标题区 ---------- */
  .sec-label{
    font-size:13px; font-weight:700; letter-spacing:.08em;
    color:var(--c-primary-dark); margin:0 0 10px;
    text-transform:none;
  }
  .h2-bar{
    position:relative;
    font-size:clamp(24px,2.6vw,34px); line-height:1.28; font-weight:700;
    padding-left:14px;
  }
  .h2-bar::before{
    content:""; position:absolute; left:0; top:.18em; bottom:.18em;
    width:4px; border-radius:3px; background:var(--c-primary);
  }
  .sec-sub{ margin-top:10px; font-size:15px; color:var(--c-muted); max-width:640px; }
  .dark-tex .sec-sub{ color:rgba(255,255,255,.66); }
  .dark-tex h2{ color:#fff; }

  /* ---------- 面包屑 ---------- */
  .breadcrumb{
    display:flex; flex-wrap:wrap; align-items:center; gap:8px;
    font-size:13px; color:var(--c-muted); margin-bottom:22px;
  }
  .breadcrumb a:hover{ color:var(--c-primary-dark); }
  .breadcrumb .sep{ color:#b9c2bc; }
  .breadcrumb .cur{ color:var(--c-primary-dark); font-weight:600; }

  /* ---------- 图片降级容器 ---------- */
  .img-shell{
    position:relative; overflow:hidden;
    border-radius:12px;
    background-color:rgba(0,190,132,.10);
    background-image:
      linear-gradient(rgba(14,21,24,.05) 1px, transparent 1px),
      linear-gradient(90deg, rgba(14,21,24,.05) 1px, transparent 1px);
    background-size:18px 18px;
    border:1px solid rgba(0,190,132,.20);
  }
  .img-shell img{
    width:100%; height:100%; object-fit:cover;
    aspect-ratio:16 / 10;
    transition:transform .35s ease-out;
  }
  .card:hover .img-shell img{ transform:scale(1.03); }

  /* ---------- 卡片 ---------- */
  .card{
    background:var(--c-surface);
    border:1px solid var(--c-line);
    border-radius:var(--radius-card);
    box-shadow:var(--shadow-1);
    transition:transform .25s ease, box-shadow .25s ease, border-color .25s ease;
  }
  .card-hover:hover{
    transform:translateY(-3px);
    box-shadow:var(--shadow-hover);
    border-color:rgba(0,190,132,.30);
  }
  .card-hover:hover h3{ color:var(--c-primary-dark); }

  /* ---------- 对照表 ---------- */
  .table-wrap{
    overflow-x:auto;
    border:1px solid var(--c-line);
    border-radius:var(--radius-card);
    background:#fff;
    box-shadow:var(--shadow-1);
  }
  .cmp-table{ width:100%; min-width:760px; border-collapse:collapse; font-size:15px; }
  .cmp-table thead th{
    background:rgba(0,190,132,.08);
    color:var(--c-text);
    font-size:14px; font-weight:700; letter-spacing:.02em;
    text-align:left; padding:16px 20px;
    border-bottom:1px solid var(--c-line);
  }
  .cmp-table tbody td{
    padding:16px 20px;
    border-bottom:1px solid var(--c-line);
    vertical-align:top;
    line-height:1.75;
  }
  .cmp-table tbody tr:nth-child(even){ background:#FAFBFA; }
  .cmp-table tbody tr:last-child td{ border-bottom:0; }
  .cmp-table tbody tr:hover{ background:var(--c-primary-soft); }
  .cmp-table .dim{ font-weight:700; color:var(--c-text); white-space:nowrap; }
  .cmp-table .good{ color:#00694A; }
  .cmp-table .good::before{ content:"规范"; display:inline-block; font-size:11.5px; font-weight:700; color:var(--c-primary-dark); background:var(--c-primary-soft); border-radius:999px; padding:1px 8px; margin-right:8px; vertical-align:1px; }
  .cmp-table .risk{ color:#8A3A0C; }
  .cmp-table .risk::before{ content:"留意"; display:inline-block; font-size:11.5px; font-weight:700; color:#D2560F; background:rgba(255,122,47,.12); border-radius:999px; padding:1px 8px; margin-right:8px; vertical-align:1px; }

  /* ---------- 列表 ---------- */
  .marker-list li{
    position:relative;
    padding-left:20px;
    margin-bottom:12px;
    font-size:15px; line-height:1.8;
  }
  .marker-list li:last-child{ margin-bottom:0; }
  .marker-list li::before{
    content:""; position:absolute; left:0; top:.62em;
    width:8px; height:8px; border-radius:2px; background:var(--c-primary);
  }
  .num-list li{
    position:relative; padding-left:34px; margin-bottom:14px;
    font-size:15px; line-height:1.8;
  }
  .num-list li:last-child{ margin-bottom:0; }
  .num-list li::before{
    counter-increment:stepc;
    content:counter(stepc,decimal-leading-zero);
    position:absolute; left:0; top:1px;
    font-size:13px; font-weight:800; color:var(--c-primary-dark);
    font-variant-numeric:tabular-nums;
    background:var(--c-primary-soft); border-radius:7px;
    padding:2px 6px;
  }
  .num-list{ counter-reset:stepc; }

  /* ---------- 数据条 ---------- */
  .stat-strip{
    display:grid; gap:14px;
    grid-template-columns:repeat(2,minmax(0,1fr));
  }
  @media (min-width:768px){ .stat-strip{ grid-template-columns:repeat(4,minmax(0,1fr)); } }
  .stat-cell{
    background:#fff; border:1px solid var(--c-line); border-radius:14px;
    padding:16px 18px;
  }
  .stat-cell .v{ font-size:26px; font-weight:800; line-height:1.15; font-variant-numeric:tabular-nums; color:var(--c-ink); }
  .stat-cell .k{ font-size:13px; color:var(--c-muted); margin-top:4px; }

  /* ---------- 锚点横条 ---------- */
  .anchor-bar{
    margin-top:34px;
    border:1px solid var(--c-line);
    background:#fff;
    border-radius:999px;
    padding:6px;
    display:flex; gap:4px;
    overflow-x:auto;
    box-shadow:var(--shadow-1);
  }
  .anchor-bar a{
    flex:0 0 auto;
    padding:9px 16px;
    border-radius:999px;
    font-size:14px; font-weight:600; color:var(--c-muted);
    transition:background-color .2s ease, color .2s ease;
  }
  .anchor-bar a:hover{ background:var(--c-primary-soft); color:var(--c-primary-dark); }

  /* ---------- FAQ ---------- */
  .faq-item{
    background:#fff; border:1px solid var(--c-line);
    border-radius:14px; margin-bottom:12px;
    overflow:hidden;
    transition:border-color .25s ease, box-shadow .25s ease;
  }
  .faq-item[open]{ border-color:rgba(0,190,132,.45); box-shadow:var(--shadow-1); }
  .faq-item summary{
    list-style:none; cursor:pointer;
    display:flex; align-items:flex-start; justify-content:space-between; gap:16px;
    padding:18px 20px;
    font-size:16px; font-weight:600; line-height:1.6;
    position:relative;
  }
  .faq-item summary::-webkit-details-marker{ display:none; }
  .faq-item summary::before{
    content:""; position:absolute; left:0; top:12px; bottom:12px;
    width:4px; border-radius:0 3px 3px 0; background:transparent;
    transition:background-color .25s ease;
  }
  .faq-item[open] summary{ font-weight:700; }
  .faq-item[open] summary::before{ background:var(--c-primary); }
  .faq-item summary .arrow{
    flex:0 0 auto; margin-top:2px;
    width:22px; height:22px; border-radius:999px;
    display:grid; place-items:center;
    background:var(--c-primary-soft); color:var(--c-primary-dark);
    font-size:12px; font-weight:800;
    transition:transform .25s ease;
  }
  .faq-item[open] summary .arrow{ transform:rotate(180deg); }
  .faq-item .answer{ padding:0 20px 20px 20px; font-size:15.5px; line-height:1.85; color:var(--c-muted); }

  /* ---------- 表单 ---------- */
  .form-card{
    background:#fff; border-radius:var(--radius-card);
    box-shadow:var(--shadow-1);
    padding:24px;
  }
  .field-label{ display:block; font-size:13px; color:var(--c-muted); margin-bottom:6px; font-weight:600; }
  .field-input{
    width:100%; height:46px;
    border:1px solid var(--c-line); border-radius:10px;
    padding:0 14px; font-size:15px; background:#fff;
    transition:border-color .2s ease, box-shadow .2s ease, background-color .2s ease;
  }
  .field-input::placeholder{ color:#a9b3ad; }
  .field-input:hover{ border-color:#cfd8d2; }
  .field-input:focus{
    outline:none; border-color:var(--c-primary);
    background:var(--c-primary-soft);
    box-shadow:0 0 0 3px rgba(0,190,132,.16);
  }
  .field-input.is-error{ border-color:var(--c-accent); background:rgba(255,122,47,.06); }
  .field-tip{ font-size:12px; color:#D2560F; margin-top:6px; }
  .privacy-note{ font-size:12px; color:var(--c-muted); margin-top:12px; }

  /* ---------- 相关频道内链 ---------- */
  .rel-link{
    display:flex; align-items:center; justify-content:space-between; gap:14px;
    padding:18px 20px; border:1px solid var(--c-line); border-radius:14px;
    background:#fff; transition:transform .25s ease, border-color .25s ease, box-shadow .25s ease;
  }
  .rel-link:hover{ transform:translateY(-3px); border-color:rgba(0,190,132,.30); box-shadow:var(--shadow-hover); }
  .rel-link:hover .rel-title{ color:var(--c-primary-dark); }
  .rel-title{ font-size:16px; font-weight:700; }
  .rel-desc{ font-size:13.5px; color:var(--c-muted); margin-top:2px; }

  @media (prefers-reduced-motion: reduce){
    *{ animation:none !important; transition:none !important; }
    html{ scroll-behavior:auto; }
  }