/* roulang page: index */
:root{
  --bg-base:#070F17;
  --bg-panel:#0E1A26;
  --bg-panel-2:#132432;
  --bg-input:#0B1622;
  --brand-primary:#0FA9E0;
  --brand-accent:#17E2B4;
  --brand-warm:#FF7A33;
  --text-1:#EAF2F8;
  --text-2:#9DB0C2;
  --text-3:#6D8195;
  --line:rgba(255,255,255,.10);
  --line-strong:rgba(255,255,255,.18);
  --glass-bg:rgba(255,255,255,.055);
  --success:#2ED47A;
  --warning:#FFB020;
  --danger:#FF5A5A;
  --radius-card:16px;
  --radius-btn:10px;
  --radius-badge:999px;
  --radius-input:10px;
  --radius-img:14px;
  --shadow-1:0 8px 28px rgba(0,0,0,.35);
  --shadow-2:0 14px 40px rgba(0,0,0,.45);
  --glow:0 0 0 1px rgba(23,226,180,.5), 0 6px 24px rgba(23,226,180,.28);
  --ease:200ms cubic-bezier(.4,0,.2,1);
  --container:1200px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--bg-base);
  color:var(--text-1);
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img{display:block;max-width:100%;object-fit:cover}
a{color:inherit;text-decoration:none;transition:color var(--ease)}
a:hover{color:var(--brand-accent)}
button,input,select,textarea{font:inherit;color:inherit}
button{background:none;border:none;cursor:pointer}
ul,ol{list-style:none}
:focus-visible{outline:2px solid var(--brand-accent);outline-offset:2px;border-radius:4px}
.num{font-variant-numeric:tabular-nums;letter-spacing:.01em}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px}
.section{padding:96px 0}
.section--tight{padding:72px 0}
.section-alt{background:linear-gradient(180deg,rgba(14,26,38,.65),rgba(7,15,23,0))}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:var(--radius-btn);font-size:15px;font-weight:600;
  letter-spacing:.01em;transition:transform var(--ease),box-shadow var(--ease),background var(--ease),border-color var(--ease),color var(--ease);
  border:1px solid transparent;cursor:pointer;white-space:nowrap;
}
.btn-primary{background:var(--brand-accent);color:#052018;box-shadow:var(--glow)}
.btn-primary:hover{color:#052018;transform:translateY(-2px);box-shadow:0 0 0 1px rgba(23,226,180,.65),0 10px 28px rgba(23,226,180,.34)}
.btn-primary:active{transform:translateY(0);box-shadow:0 0 0 1px rgba(23,226,180,.45)}
.btn-ghost{background:transparent;border-color:var(--line-strong);color:var(--text-1)}
.btn-ghost:hover{border-color:rgba(23,226,180,.6);color:var(--brand-accent);transform:translateY(-2px)}
.btn-outline{background:rgba(15,169,224,.08);border-color:rgba(15,169,224,.45);color:#7DD9F5}
.btn-outline:hover{border-color:var(--brand-primary);color:#BFE9FA;transform:translateY(-2px)}
.btn-sm{padding:9px 18px;font-size:14px}
.btn-block{width:100%}
.btn:disabled{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none}

/* ---------- 头部导航 ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:rgba(7,15,23,.82);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  border-bottom:1px solid transparent;
  transition:height var(--ease),background var(--ease),border-color var(--ease);
}
.site-header.is-scrolled{background:var(--glass-bg);border-bottom-color:var(--line);box-shadow:0 10px 30px rgba(0,0,0,.35)}
.header-inner{
  display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:24px;
  height:76px;transition:height var(--ease);
}
.site-header.is-scrolled .header-inner{height:64px}
.nav-left{display:flex;align-items:center;gap:28px;justify-content:flex-start}
.nav-right{display:flex;align-items:center;gap:28px;justify-content:flex-end}
.nav-link{
  position:relative;font-size:15px;color:var(--text-2);padding:6px 0;white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:0;bottom:0;height:2px;width:0;
  background:var(--brand-accent);border-radius:2px;transition:width 180ms cubic-bezier(.4,0,.2,1);
}
.nav-link:hover{color:var(--text-1)}
.nav-link:hover::after{width:100%}
.nav-link.active{color:var(--text-1);font-weight:600}
.nav-link.active::after{width:100%;box-shadow:0 0 10px rgba(23,226,180,.6)}
.brand{display:flex;align-items:center;gap:10px;justify-self:center}
.brand-mark{
  width:28px;height:28px;border-radius:8px;flex:0 0 28px;
  border:1px solid rgba(23,226,180,.75);
  background:
    linear-gradient(135deg,rgba(23,226,180,.35),rgba(15,169,224,.18)),
    var(--bg-panel-2);
  position:relative;
}
.brand-mark::before{
  content:"";position:absolute;inset:7px;border-radius:3px;
  background:var(--brand-accent);opacity:.9;
}
.brand-name{font-size:18px;font-weight:700;letter-spacing:-.01em;color:var(--text-1)}
.nav-toggle{
  display:none;width:42px;height:42px;border:1px solid var(--line-strong);border-radius:10px;
  align-items:center;justify-content:center;flex-direction:column;gap:4px;
}
.nav-toggle span{display:block;width:18px;height:1.5px;background:var(--text-1);transition:transform var(--ease),opacity var(--ease)}
.nav-toggle.is-open span:nth-child(1){transform:translateY(5.5px) rotate(45deg)}
.nav-toggle.is-open span:nth-child(2){opacity:0}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-5.5px) rotate(-45deg)}
.drawer{
  position:fixed;top:64px;left:0;right:0;bottom:0;z-index:99;
  background:rgba(7,15,23,.98);backdrop-filter:blur(18px);
  padding:12px 18px 32px;display:none;flex-direction:column;overflow-y:auto;
}
.drawer.is-open{display:flex}
.drawer a{
  display:flex;align-items:center;min-height:52px;font-size:16px;color:var(--text-1);
  border-bottom:1px solid var(--line);
}
.drawer a.active{color:var(--brand-accent)}
.drawer .btn{margin-top:22px;width:100%}

/* ---------- Hero ---------- */
.hero{
  position:relative;padding:150px 0 0;
  background-image:linear-gradient(180deg,rgba(7,15,23,.86) 0%,rgba(7,15,23,.78) 45%,rgba(7,15,23,.96) 78%,var(--bg-base) 100%),url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
  overflow:hidden;
}
.hero::after{
  content:"";position:absolute;left:-10%;top:120px;width:60%;height:1px;
  background:linear-gradient(90deg,transparent,rgba(23,226,180,.5),transparent);
  transform:rotate(-6deg);pointer-events:none;
}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center;position:relative;z-index:2}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:var(--radius-badge);
  border:1px solid rgba(255,122,51,.45);background:rgba(255,122,51,.1);
  color:#FFB894;font-size:13px;letter-spacing:.01em;margin-bottom:22px;
}
.hero-tag::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--brand-warm)}
.hero h1{
  font-size:42px;line-height:1.25;font-weight:700;letter-spacing:-.01em;margin-bottom:20px;
}
.hero h1 em{font-style:normal;color:var(--brand-accent)}
.hero-sub{font-size:17px;color:var(--text-2);line-height:1.9;max-width:560px;margin-bottom:30px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:28px}
.hero-points{display:flex;flex-wrap:wrap;gap:10px}
.hero-points li{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--text-2);
  padding:7px 14px;border-radius:var(--radius-badge);background:rgba(19,36,50,.72);border:1px solid var(--line);
}
.hero-points li::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--brand-accent)}
.hero-visual{position:relative}
.hero-visual img{
  width:100%;aspect-ratio:4/3;border-radius:var(--radius-img);
  border:1px solid var(--line-strong);box-shadow:var(--shadow-2);
}
.hero-float{
  position:absolute;left:-18px;bottom:-22px;width:min(280px,88%);
  background:var(--glass-bg);backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  border:1px solid var(--line-strong);border-radius:var(--radius-card);
  padding:16px 18px;box-shadow:var(--shadow-1);
}
.hero-float h4{font-size:13px;color:var(--text-3);font-weight:500;margin-bottom:10px}
.hero-float-row{display:flex;align-items:center;justify-content:space-between;font-size:14px;padding:6px 0}
.hero-float-row span:last-child{color:var(--text-2);font-size:13px}
.dot-live{display:inline-flex;align-items:center;gap:6px;color:var(--brand-accent);font-size:13px}
.dot-live::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--brand-accent);box-shadow:0 0 10px rgba(23,226,180,.85)}
.hero-stats{
  margin-top:64px;display:grid;grid-template-columns:repeat(4,1fr);
  background:var(--glass-bg);backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  border:1px solid var(--line-strong);border-radius:var(--radius-card);
  padding:26px 8px;position:relative;z-index:2;
}
.hero-stat{text-align:center;padding:0 12px;border-right:1px solid var(--line)}
.hero-stat:last-child{border-right:none}
.hero-stat .v{font-size:28px;font-weight:700;color:var(--brand-accent);display:block;line-height:1.3}
.hero-stat .t{font-size:13px;color:var(--text-3)}
.hero-spacer{height:80px}

/* ---------- 板块标题 ---------- */
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px}
.section-title{
  position:relative;padding-left:16px;font-size:30px;line-height:1.3;font-weight:700;letter-spacing:-.01em;
}
.section-title::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:3px;height:22px;border-radius:2px;background:var(--brand-accent);
}
.section-desc{color:var(--text-2);font-size:15px;max-width:660px;margin-top:12px;line-height:1.9}
.section-more{font-size:14px;color:var(--brand-accent);white-space:nowrap}
.section-more:hover{text-decoration:underline}

/* ---------- 痛点区 ---------- */
.pain-grid{display:grid;grid-template-columns:5fr 7fr;gap:48px;align-items:start}
.pain-intro h2{margin-bottom:16px}
.pain-intro p{color:var(--text-2);font-size:15px;line-height:1.9}
.pain-list{display:grid;gap:18px}
.pain-card{
  background:var(--bg-panel);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:22px 26px;border-left:2px solid var(--brand-accent);
  transition:transform var(--ease),border-color var(--ease),background var(--ease),box-shadow var(--ease);
}
.pain-card:hover{transform:translateY(-4px);background:var(--bg-panel-2);border-color:var(--line-strong);box-shadow:var(--shadow-1)}
.pain-card h3{font-size:17px;font-weight:600;line-height:1.5;margin-bottom:8px}
.pain-card p{font-size:14px;color:var(--text-3);line-height:1.85}

/* ---------- 方案卡片 ---------- */
.solution-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:24px}
.solution-main{
  grid-column:span 6;min-height:400px;display:flex;flex-direction:column;justify-content:flex-end;
  position:relative;overflow:hidden;border-radius:var(--radius-card);
  border:1px solid var(--line-strong);padding:28px;background:var(--bg-panel);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.solution-main img{position:absolute;inset:0;width:100%;height:100%;z-index:0;opacity:.62}
.solution-main::before{
  content:"";position:absolute;inset:0;z-index:1;
  background:linear-gradient(180deg,rgba(7,15,23,.15) 20%,rgba(7,15,23,.94) 82%);
}
.solution-main > *{position:relative;z-index:2}
.solution-side{grid-column:span 6;display:grid;grid-template-rows:1fr 1fr;gap:24px}
.solution-small{
  background:var(--bg-panel);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:26px 28px;display:flex;flex-direction:column;justify-content:space-between;
  position:relative;overflow:hidden;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.solution-small::after,.solution-main::after{
  content:"";position:absolute;top:0;left:0;width:0;height:0;
  border-top:1px solid rgba(23,226,180,.7);border-left:1px solid rgba(23,226,180,.7);
  transition:width var(--ease),height var(--ease);
}
.solution-main:hover,.solution-small:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow-2)}
.solution-main:hover::after,.solution-small:hover::after{width:56px;height:56px}
.solution-no{font-size:13px;color:var(--brand-accent);letter-spacing:.14em;margin-bottom:12px;display:block}
.solution-main h3{font-size:23px;font-weight:700;margin-bottom:10px}
.solution-small h3{font-size:19px;font-weight:600;margin-bottom:8px;line-height:1.45}
.solution-main p,.solution-small p{font-size:14px;color:var(--text-2);line-height:1.85}
.solution-link{display:inline-flex;align-items:center;gap:6px;margin-top:16px;font-size:14px;color:var(--brand-accent);font-weight:600}
.solution-link:hover{text-decoration:underline}

/* ---------- 数据条 ---------- */
.metric-band{
  background:linear-gradient(135deg,rgba(15,169,224,.14),rgba(23,226,180,.1));
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  padding:56px 0;
}
.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.metric{text-align:center;padding:0 20px;border-right:1px solid var(--line)}
.metric:last-child{border-right:none}
.metric .v{font-size:40px;font-weight:700;color:var(--brand-accent);line-height:1.2;display:block}
.metric .u{font-size:18px;margin-left:2px}
.metric .t{font-size:14px;color:var(--text-2);margin-top:8px;display:block}

/* ---------- 资讯卡 ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.news-card{
  display:flex;flex-direction:column;background:var(--bg-panel);border:1px solid var(--line);
  border-radius:var(--radius-card);overflow:hidden;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.news-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow-2);color:inherit}
.news-thumb{position:relative;aspect-ratio:16/9;background:var(--bg-panel-2);overflow:hidden}
.news-thumb img{width:100%;height:100%;transition:transform 400ms cubic-bezier(.4,0,.2,1)}
.news-card:hover .news-thumb img{transform:scale(1.04)}
.news-badge{
  position:absolute;top:12px;left:12px;z-index:2;
  padding:4px 12px;border-radius:var(--radius-badge);font-size:12px;
  background:rgba(255,122,51,.92);color:#2B1206;font-weight:600;
}
.news-body{padding:22px 24px 24px;display:flex;flex-direction:column;flex:1}
.news-body h3{
  font-size:19px;font-weight:600;line-height:1.45;margin-bottom:10px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-body p{
  font-size:14px;color:var(--text-2);line-height:1.8;flex:1;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{
  display:flex;align-items:center;gap:8px;margin-top:16px;padding-top:14px;
  border-top:1px solid var(--line);font-size:13px;color:var(--text-3);
}
.news-meta span.sep{color:var(--line-strong)}
.news-meta .more{margin-left:auto;color:var(--brand-accent);font-weight:600}
.news-empty{
  grid-column:1/-1;text-align:center;padding:64px 24px;border:1px dashed var(--line-strong);
  border-radius:var(--radius-card);background:var(--bg-panel);
}
.news-empty .ring{
  width:52px;height:52px;margin:0 auto 16px;border-radius:50%;
  border:1px solid rgba(23,226,180,.55);position:relative;
}
.news-empty .ring::after{
  content:"";position:absolute;inset:12px;border-radius:50%;border:1px solid var(--line-strong);
}
.news-empty p{font-size:14px;color:var(--text-3);margin-bottom:12px}
.news-empty a{font-size:14px;color:var(--brand-accent)}

/* ---------- 流程时间轴 ---------- */
.flow{max-width:860px;margin:0 auto;position:relative;padding-left:8px}
.flow::before{
  content:"";position:absolute;left:25px;top:12px;bottom:12px;width:1px;
  background:linear-gradient(180deg,rgba(23,226,180,.5),rgba(255,255,255,.08));
}
.flow-item{display:grid;grid-template-columns:52px 1fr;gap:24px;padding:18px 0}
.flow-no{
  width:52px;height:52px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  background:var(--bg-panel-2);border:1px solid var(--line-strong);
  color:var(--brand-accent);font-weight:700;font-size:16px;position:relative;z-index:1;
}
.flow-body{background:var(--bg-panel);border:1px solid var(--line);border-radius:var(--radius-card);padding:20px 24px}
.flow-body h3{font-size:18px;font-weight:600;margin-bottom:8px}
.flow-body p{font-size:14px;color:var(--text-2);line-height:1.85}

/* ---------- FAQ ---------- */
.faq{max-width:860px;margin:0 auto}
.faq details{
  border-bottom:1px solid var(--line);transition:background var(--ease);
}
.faq details:first-child{border-top:1px solid var(--line)}
.faq summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;gap:16px;
  min-height:60px;padding:8px 4px;font-size:16px;color:var(--text-1);font-weight:500;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary .sign{
  margin-left:auto;flex:0 0 22px;text-align:center;color:var(--brand-accent);
  font-size:19px;line-height:1;transition:transform var(--ease);
}
.faq summary::before{
  content:"";width:2px;height:20px;border-radius:2px;background:transparent;transition:background var(--ease);
}
.faq details[open] summary::before{background:var(--brand-accent)}
.faq details[open] summary .sign{transform:rotate(180deg)}
.faq .answer{padding:0 4px 20px 22px;font-size:15px;color:var(--text-2);line-height:1.9}
.faq details[open] .answer{padding-top:2px}

/* ---------- CTA 条 ---------- */
.cta-band{
  background:linear-gradient(135deg,rgba(15,169,224,.55),rgba(23,226,180,.42));
  border:1px solid rgba(23,226,180,.35);border-radius:var(--radius-card);
  padding:40px 44px;display:flex;align-items:center;justify-content:space-between;gap:28px;
  box-shadow:var(--shadow-1);
}
.cta-band h2{font-size:26px;font-weight:700;line-height:1.4;margin-bottom:8px}
.cta-band p{font-size:14px;color:rgba(7,24,20,.78);color:#062720;opacity:.85}
.cta-band .btn-primary{background:#062720;color:#8FF3DA;box-shadow:none}
.cta-band .btn-primary:hover{background:#082D25;color:#B8F8E7}

/* ---------- 表单 ---------- */
.consult-grid{display:grid;grid-template-columns:5fr 7fr;gap:48px;align-items:start}
.consult-info h2{margin-bottom:16px}
.consult-info p{color:var(--text-2);font-size:15px;line-height:1.9;margin-bottom:22px}
.consult-list{display:grid;gap:14px}
.consult-list li{display:flex;gap:12px;align-items:flex-start;font-size:14px;color:var(--text-2)}
.consult-list li::before{
  content:"";width:7px;height:7px;border-radius:50%;background:var(--brand-accent);
  margin-top:9px;flex:0 0 7px;
}
.form-panel{
  background:var(--bg-panel);border:1px solid var(--line-strong);border-radius:var(--radius-card);
  padding:32px;box-shadow:var(--shadow-1);
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.field{margin-bottom:20px}
.field label{display:block;font-size:14px;color:var(--text-2);margin-bottom:8px}
.field .req{color:var(--brand-warm);margin-left:4px}
.field input,.field select,.field textarea{
  width:100%;background:var(--bg-input);border:1px solid var(--line);
  border-radius:var(--radius-input);padding:12px 14px;font-size:15px;color:var(--text-1);
  transition:border-color var(--ease),box-shadow var(--ease),background var(--ease);
}
.field textarea{min-height:110px;resize:vertical;line-height:1.7}
.field input::placeholder,.field textarea::placeholder{color:#5A6E80}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--brand-accent);box-shadow:0 0 0 4px rgba(23,226,180,.16);background:#0D1B27;
}
.field select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--text-3) 50%),linear-gradient(135deg,var(--text-3) 50%,transparent 50%);background-position:calc(100% - 20px) 21px,calc(100% - 15px) 21px;background-size:5px 5px,5px 5px;background-repeat:no-repeat}
.check{display:flex;gap:10px;align-items:flex-start;font-size:13px;color:var(--text-3);line-height:1.7}
.check input{width:16px;height:16px;margin-top:4px;flex:0 0 16px;accent-color:var(--brand-accent)}
.form-note{margin-top:18px;font-size:12.5px;color:var(--text-3);line-height:1.7}
.form-note a{color:var(--text-2);text-decoration:underline}

/* ---------- 悬浮胶囊 + 弹层 ---------- */
.float-pill{
  position:fixed;right:26px;bottom:26px;z-index:120;
  display:inline-flex;align-items:center;gap:9px;
  padding:13px 22px;border-radius:var(--radius-badge);
  background:var(--glass-bg);backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  border:1px solid rgba(23,226,180,.55);color:var(--text-1);font-size:14px;font-weight:600;
  box-shadow:var(--shadow-1);transition:transform var(--ease),box-shadow var(--ease);
}
.float-pill:hover{transform:translateY(-3px);box-shadow:var(--glow);color:var(--text-1)}
.float-pill::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--brand-accent);box-shadow:0 0 10px rgba(23,226,180,.9)}
.modal-mask{
  position:fixed;inset:0;z-index:130;background:rgba(4,9,14,.72);
  display:none;align-items:center;justify-content:center;padding:24px;
}
.modal-mask.is-open{display:flex}
.modal{
  width:480px;max-width:100%;background:var(--bg-panel);border:1px solid var(--line-strong);
  border-radius:var(--radius-card);padding:28px;box-shadow:var(--shadow-2);
  animation:popIn 220ms cubic-bezier(.4,0,.2,1);
  max-height:90vh;overflow-y:auto;
}
@keyframes popIn{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:translateY(0)}}
.modal-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}
.modal-head h3{font-size:19px;font-weight:700}
.modal-close{
  width:34px;height:34px;border-radius:10px;border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;color:var(--text-2);font-size:18px;
}
.modal-close:hover{border-color:var(--line-strong);color:var(--text-1)}
.modal .field{margin-bottom:16px}
.modal-note{font-size:12px;color:var(--text-3);margin-top:14px;line-height:1.7}

/* ---------- 页脚 ---------- */
.site-footer{border-top:1px solid var(--line);background:linear-gradient(180deg,rgba(14,26,38,.6),rgba(7,15,23,0));padding:64px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .brand-name{font-size:17px}
.footer-desc{font-size:13px;color:var(--text-3);line-height:1.9;max-width:320px}
.footer-col h4{font-size:14px;font-weight:600;color:var(--text-1);margin-bottom:16px;letter-spacing:.02em}
.footer-col ul{display:grid;gap:10px}
.footer-col a,.footer-col li{font-size:13px;color:var(--text-2)}
.footer-col a:hover{color:var(--brand-accent)}
.footer-bottom{
  margin-top:48px;padding-top:22px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:12.5px;color:var(--text-3);
}
.footer-bottom a{color:var(--text-3)}
.footer-bottom a:hover{color:var(--brand-accent)}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .container{padding:0 24px}
  .hero h1{font-size:36px}
  .section-title{font-size:27px}
}
@media (max-width:1023px){
  .nav-left,.nav-right{display:none}
  .header-inner{grid-template-columns:1fr auto 1fr;height:64px}
  .nav-toggle{display:flex;grid-column:3;justify-self:end}
  .brand{grid-column:2}
  .hero{padding-top:120px}
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .hero-visual{max-width:560px}
  .hero-float{left:auto;right:-8px;bottom:-18px}
  .hero-stats{grid-template-columns:repeat(2,1fr);gap:20px 0;padding:20px 8px}
  .hero-stat:nth-child(2){border-right:none}
  .hero-stat:nth-child(1),.hero-stat:nth-child(2){padding-bottom:16px;border-bottom:1px solid var(--line)}
  .pain-grid,.consult-grid{grid-template-columns:1fr;gap:32px}
  .solution-grid{grid-template-columns:1fr}
  .solution-main,.solution-side{grid-column:span 1}
  .solution-main{min-height:320px}
  .solution-side{grid-template-rows:auto auto}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .metric-grid{grid-template-columns:repeat(2,1fr);gap:32px 0}
  .metric:nth-child(2){border-right:none}
  .metric:nth-child(1),.metric:nth-child(2){padding-bottom:24px;border-bottom:1px solid var(--line)}
  .cta-band{flex-direction:column;align-items:flex-start;padding:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .section{padding:72px 0}
  .section--tight{padding:56px 0}
}
@media (max-width:767px){
  .container{padding:0 18px}
  .hero{padding-top:104px}
  .hero h1{font-size:26px}
  .hero-sub{font-size:15.5px}
  .hero-actions .btn{width:100%}
  .hero-stats{margin-top:44px}
  .hero-visual img{aspect-ratio:16/10}
  .hero-float{position:static;width:100%;margin-top:-10px}
  .hero-spacer{height:48px}
  .section{padding:52px 0}
  .section--tight{padding:44px 0}
  .section-title{font-size:23px}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px}
  .news-grid{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr;gap:0}
  .form-panel{padding:24px}
  .metric-grid{grid-template-columns:1fr;gap:0}
  .metric{border-right:none;padding:20px 0;border-bottom:1px solid var(--line)}
  .metric:nth-child(1),.metric:nth-child(2){padding-bottom:20px}
  .metric:last-child{border-bottom:none}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .float-pill{right:16px;bottom:16px;padding:12px 18px}
  .modal-mask{padding:0;align-items:flex-end}
  .modal{width:100%;border-radius:16px 16px 0 0;padding:24px}
  .flow::before{left:21px}
  .flow-item{grid-template-columns:44px 1fr;gap:16px}
  .flow-no{width:44px;height:44px;font-size:15px}
  .cta-band{padding:26px 22px}
  .cta-band h2{font-size:21px}
  .cta-band .btn{width:100%}
}
@media (max-width:480px){
  body{font-size:15.5px}
  .brand-name{font-size:16.5px}
  .hero-points li{font-size:12.5px}
  .hero::after{display:none}
  .news-body{padding:18px 18px 20px}
  .faq summary{font-size:15px}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
}

/* roulang page: article */
:root{
  --bg-base:#070F17;
  --bg-panel:#0E1A26;
  --bg-panel-2:#132432;
  --brand-primary:#0FA9E0;
  --brand-accent:#17E2B4;
  --brand-warm:#FF7A33;
  --text-1:#EAF2F8;
  --text-2:#9DB0C2;
  --text-3:#6D8195;
  --line:rgba(255,255,255,.10);
  --line-strong:rgba(255,255,255,.18);
  --glass-bg:rgba(255,255,255,.055);
  --ok:#2ED47A;
  --warn:#FFB020;
  --err:#FF5A5A;
  --radius-card:16px;
  --radius-btn:10px;
  --radius-img:14px;
  --radius-pill:999px;
  --shadow-1:0 8px 28px rgba(0,0,0,.35);
  --shadow-2:0 14px 40px rgba(0,0,0,.45);
  --glow:0 0 0 1px rgba(23,226,180,.5),0 6px 24px rgba(23,226,180,.28);
  --ease:200ms cubic-bezier(.4,0,.2,1);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  padding-top:76px;
  background:var(--bg-base);
  color:var(--text-1);
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;object-fit:cover;}
a{color:inherit;text-decoration:none;}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;letter-spacing:-.01em;}
p{margin:0;}
:focus-visible{outline:2px solid var(--brand-accent);outline-offset:2px;border-radius:4px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px;}
.section{padding:96px 0;}
.section-tight{padding:64px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px;}
.section-title{position:relative;font-size:30px;line-height:1.3;font-weight:700;padding-left:16px;}
.section-title::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:3px;height:22px;background:var(--brand-accent);border-radius:2px;}
.section-sub{color:var(--text-2);font-size:15px;margin-top:10px;padding-left:16px;}
.text-link{color:var(--brand-accent);font-size:15px;font-weight:600;display:inline-flex;align-items:center;gap:6px;transition:var(--ease);}
.text-link:hover{text-decoration:underline;text-underline-offset:4px;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:var(--radius-btn);border:1px solid transparent;
  font-size:15px;font-weight:600;cursor:pointer;transition:var(--ease);
  white-space:nowrap;background:none;
}
.btn-primary{background:var(--brand-accent);color:#04121A;box-shadow:var(--glow);}
.btn-primary:hover{background:#3BF0C6;transform:translateY(-2px);}
.btn-primary:active{transform:translateY(0);}
.btn-outline{border-color:var(--line-strong);color:var(--text-1);background:rgba(255,255,255,.02);}
.btn-outline:hover{border-color:var(--brand-accent);color:var(--brand-accent);transform:translateY(-2px);}
.btn-dark{background:#04121A;color:var(--text-1);}
.btn-dark:hover{background:#0B1F2B;transform:translateY(-2px);}
.btn-sm{padding:8px 16px;font-size:14px;}
.btn:disabled{opacity:.4;cursor:not-allowed;transform:none;}
.badge{display:inline-flex;align-items:center;padding:3px 10px;border-radius:var(--radius-pill);font-size:12px;font-weight:600;background:rgba(255,122,51,.16);color:#FFB189;border:1px solid rgba(255,122,51,.3);}
.badge-blue{background:rgba(15,169,224,.14);color:#7FD5F5;border-color:rgba(15,169,224,.32);}

/* header */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:100;height:76px;
  background:rgba(7,15,23,.7);
  border-bottom:1px solid transparent;
  transition:height var(--ease),background var(--ease),border-color var(--ease);
}
.site-header.is-scrolled{
  height:64px;
  background:var(--glass-bg);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  backdrop-filter:blur(18px) saturate(140%);
  border-bottom:1px solid var(--line);
}
.header-inner{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;height:100%;gap:16px;}
.nav-left,.nav-right{display:flex;align-items:center;gap:26px;}
.nav-left{justify-content:flex-start;}
.nav-right{justify-content:flex-end;gap:18px;}
.nav-link{position:relative;padding:6px 2px;font-size:15px;color:var(--text-2);transition:color var(--ease);}
.nav-link::after{content:"";position:absolute;left:0;bottom:0;height:2px;width:0;background:var(--brand-accent);transition:width 180ms cubic-bezier(.4,0,.2,1);}
.nav-link:hover{color:var(--text-1);}
.nav-link:hover::after{width:100%;}
.nav-link.active{color:var(--text-1);}
.nav-link.active::after{width:100%;}
.brand{display:flex;align-items:center;gap:10px;justify-self:center;}
.brand-mark{
  position:relative;width:28px;height:28px;border-radius:8px;flex:none;
  border:1px solid var(--brand-accent);
  background:linear-gradient(135deg,rgba(23,226,180,.22),rgba(15,169,224,.18));
}
.brand-mark::after{
  content:"";position:absolute;left:6px;top:6px;width:14px;height:14px;
  border-top:2px solid var(--brand-accent);border-right:2px solid var(--brand-primary);
  border-radius:2px;transform:rotate(45deg);
}
.brand-name{font-size:18px;font-weight:700;color:var(--text-1);letter-spacing:-.01em;}
.nav-toggle{
  display:none;width:42px;height:42px;border:1px solid var(--line-strong);border-radius:10px;
  background:rgba(255,255,255,.03);cursor:pointer;padding:0;flex-direction:column;
  align-items:center;justify-content:center;gap:5px;transition:var(--ease);
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--text-1);border-radius:2px;transition:var(--ease);}
.nav-toggle:hover{border-color:var(--brand-accent);}
.nav-drawer{
  position:fixed;inset:0;z-index:99;padding:96px 24px 40px;
  background:rgba(7,15,23,.98);
  -webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);
  transform:translateX(100%);visibility:hidden;
  transition:transform 260ms cubic-bezier(.4,0,.2,1),visibility 260ms;
  overflow-y:auto;
}
.nav-drawer.is-open{transform:translateX(0);visibility:visible;}
.nav-drawer a{display:block;padding:0 4px;line-height:52px;font-size:17px;color:var(--text-1);border-bottom:1px solid var(--line);}
.nav-drawer a:hover{color:var(--brand-accent);}
.nav-drawer .drawer-cta{margin-top:26px;border-bottom:none;text-align:center;}

/* article hero */
.article-hero{
  position:relative;padding:56px 0 52px;
  background-image:linear-gradient(180deg,rgba(7,15,23,.88),rgba(7,15,23,.94) 62%,var(--bg-base)),url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
  border-bottom:1px solid var(--line);
}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-3);}
.breadcrumb a{color:var(--text-3);transition:color var(--ease);}
.breadcrumb a:hover{color:var(--brand-accent);}
.breadcrumb .sep{color:rgba(109,129,149,.7);}
.breadcrumb .current{color:var(--text-2);}
.article-title{font-size:42px;line-height:1.25;font-weight:700;margin:20px 0 18px;max-width:900px;}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:8px 18px;font-size:13.5px;color:var(--text-3);font-variant-numeric:tabular-nums;}
.article-meta span{display:inline-flex;align-items:center;gap:8px;}
.article-meta span::before{content:"";width:4px;height:4px;border-radius:50%;background:var(--brand-accent);opacity:.75;}
.article-meta span:first-child::before{display:none;}

/* layout */
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:44px;align-items:start;padding-top:56px;padding-bottom:96px;}
.article-main{min-width:0;}
.article-content{max-width:820px;font-size:17px;line-height:1.95;color:var(--text-1);word-break:break-word;}
.article-content h2{position:relative;font-size:24px;line-height:1.4;font-weight:700;margin:44px 0 16px;padding-left:16px;letter-spacing:-.01em;}
.article-content h2::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:3px;height:22px;background:var(--brand-accent);border-radius:2px;}
.article-content h3{font-size:19px;line-height:1.5;font-weight:600;margin:32px 0 14px;}
.article-content p{margin:0 0 22px;}
.article-content ul,.article-content ol{margin:0 0 22px;padding-left:24px;}
.article-content ul li{list-style:disc;}
.article-content ol li{list-style:decimal;}
.article-content li{margin-bottom:10px;}
.article-content blockquote{
  margin:0 0 22px;padding:18px 22px;border-left:3px solid var(--brand-accent);
  background:var(--bg-panel);border-radius:0 12px 12px 0;color:var(--text-2);font-size:16px;
}
.article-content img{width:100%;border-radius:var(--radius-img);margin:24px 0 12px;box-shadow:var(--shadow-1);}
.article-content a{color:var(--brand-accent);border-bottom:1px solid rgba(23,226,180,.35);transition:var(--ease);}
.article-content a:hover{color:#3BF0C6;border-bottom-color:#3BF0C6;}
.article-content table{width:100%;border-collapse:collapse;margin:0 0 22px;font-size:15px;}
.article-content th,.article-content td{border:1px solid var(--line);padding:12px 14px;text-align:left;}
.article-content th{background:var(--bg-panel-2);font-weight:600;}
.article-content hr{border:none;border-top:1px solid var(--line);margin:36px 0;}
.article-content strong{color:#FFFFFF;}

.empty-state{
  background:var(--bg-panel);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:44px 32px;text-align:center;box-shadow:var(--shadow-1);
}
.empty-state h2{font-size:22px;padding-left:0;margin:0 0 12px;}
.empty-state h2::before{display:none;}
.empty-state p{color:var(--text-2);font-size:15px;margin-bottom:22px;}

/* sidebar */
.article-side{position:sticky;top:96px;display:flex;flex-direction:column;gap:20px;}
.side-card{
  background:var(--glass-bg);
  -webkit-backdrop-filter:blur(18px) saturate(140%);backdrop-filter:blur(18px) saturate(140%);
  border:1px solid var(--line-strong);border-radius:var(--radius-card);padding:22px;
}
.side-card h3{font-size:16px;font-weight:600;margin-bottom:14px;display:flex;align-items:center;gap:8px;}
.side-card h3::before{content:"";width:3px;height:16px;background:var(--brand-accent);border-radius:2px;}
.side-list li{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:var(--text-2);line-height:1.7;padding:9px 0;border-bottom:1px solid var(--line);}
.side-list li:last-child{border-bottom:none;padding-bottom:0;}
.side-list li::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--brand-primary);margin-top:9px;flex:none;}
.side-stat{display:flex;align-items:baseline;justify-content:space-between;padding:10px 0;border-bottom:1px solid var(--line);font-size:14px;color:var(--text-2);}
.side-stat:last-child{border-bottom:none;}
.side-stat b{font-size:20px;font-weight:700;color:var(--brand-accent);font-variant-numeric:tabular-nums;}
.side-figure img{width:100%;aspect-ratio:16/9;border-radius:var(--radius-img);box-shadow:var(--shadow-1);}
.side-figure p{font-size:12.5px;color:var(--text-3);margin-top:10px;line-height:1.7;}

/* related */
.related{margin-top:64px;}
.related-head{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:24px;}
.related-head h2{position:relative;font-size:22px;font-weight:700;padding-left:16px;}
.related-head h2::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:3px;height:20px;background:var(--brand-accent);border-radius:2px;}
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.card{
  display:flex;flex-direction:column;background:var(--bg-panel);
  border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;
  box-shadow:var(--shadow-1);transition:var(--ease);
}
.card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow-2);background:var(--bg-panel-2);}
.card-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--bg-panel-2);}
.card-media img{width:100%;height:100%;transition:transform 320ms cubic-bezier(.4,0,.2,1);}
.card:hover .card-media img{transform:scale(1.04);}
.card-media .badge{position:absolute;left:14px;top:14px;}
.card-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.card-title{font-size:19px;line-height:1.45;font-weight:600;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.card-desc{font-size:14px;line-height:1.8;color:var(--text-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.card-foot{margin-top:auto;padding-top:14px;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--text-3);font-variant-numeric:tabular-nums;}
.back-row{margin-top:32px;}

/* cta */
.cta-wrap{padding:0 0 96px;}
.cta-band{
  display:flex;align-items:center;justify-content:space-between;gap:28px;
  padding:38px 44px;border-radius:20px;
  background:linear-gradient(135deg,rgba(15,169,224,.95),rgba(23,226,180,.88));
  box-shadow:0 18px 48px rgba(15,169,224,.22);color:#04121A;
}
.cta-band h2{font-size:26px;line-height:1.35;font-weight:700;}
.cta-band p{font-size:15px;margin-top:8px;color:rgba(4,18,26,.78);}

/* form */
.consult{background:var(--bg-panel);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.consult-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:52px;align-items:start;}
.consult-list li{display:flex;gap:12px;font-size:15px;color:var(--text-2);padding:12px 0;border-bottom:1px solid var(--line);line-height:1.75;}
.consult-list li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--brand-accent);margin-top:10px;flex:none;}
.form-panel{background:var(--bg-panel-2);border:1px solid var(--line-strong);border-radius:var(--radius-card);padding:28px;box-shadow:var(--shadow-1);}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.field{display:flex;flex-direction:column;gap:8px;margin-bottom:16px;}
.field label{font-size:13.5px;color:var(--text-2);}
.field input,.field select,.field textarea{
  background:#0B1622;border:1px solid var(--line);border-radius:var(--radius-btn);
  padding:12px 14px;font-size:15px;color:var(--text-1);transition:var(--ease);width:100%;
}
.field textarea{min-height:110px;resize:vertical;line-height:1.75;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--brand-accent);box-shadow:0 0 0 4px rgba(23,226,180,.16);
}
.field input::placeholder,.field textarea::placeholder{color:#5A6E80;}
.check{display:flex;align-items:flex-start;gap:10px;font-size:13px;color:var(--text-3);line-height:1.7;margin-bottom:18px;}
.check input{width:16px;height:16px;margin-top:3px;accent-color:var(--brand-accent);flex:none;}
.privacy-note{font-size:12.5px;line-height:1.75;color:var(--text-3);margin-top:16px;}
.privacy-note a{color:var(--brand-primary);border-bottom:1px solid rgba(15,169,224,.4);}
.form-tip{font-size:13px;color:var(--text-3);margin-top:12px;min-height:20px;}

/* fab + modal */
.lead-fab{
  position:fixed;right:26px;bottom:26px;z-index:90;
  display:inline-flex;align-items:center;gap:8px;padding:12px 20px;border-radius:var(--radius-pill);
  background:var(--glass-bg);-webkit-backdrop-filter:blur(18px) saturate(140%);backdrop-filter:blur(18px) saturate(140%);
  border:1px solid var(--brand-accent);color:var(--text-1);font-size:14px;font-weight:600;cursor:pointer;
  box-shadow:var(--shadow-2);transition:var(--ease);
}
.lead-fab:hover{transform:translateY(-3px);box-shadow:var(--glow);}
.lead-mask{position:fixed;inset:0;background:rgba(4,9,14,.72);z-index:110;opacity:0;visibility:hidden;transition:var(--ease);}
.lead-mask.is-open{opacity:1;visibility:visible;}
.lead-panel{
  position:fixed;z-index:111;right:26px;bottom:96px;width:480px;max-width:calc(100vw - 32px);
  background:var(--bg-panel-2);border:1px solid var(--line-strong);border-radius:var(--radius-card);
  padding:26px;box-shadow:0 24px 60px rgba(0,0,0,.55);
  opacity:0;visibility:hidden;transform:translateY(14px);transition:220ms cubic-bezier(.4,0,.2,1);
}
.lead-panel.is-open{opacity:1;visibility:visible;transform:translateY(0);}
.lead-panel h3{font-size:19px;font-weight:700;margin-bottom:6px;}
.lead-panel .lead-sub{font-size:13.5px;color:var(--text-2);margin-bottom:18px;}
.lead-close{
  position:absolute;right:14px;top:14px;width:34px;height:34px;border-radius:10px;
  border:1px solid var(--line-strong);background:rgba(255,255,255,.04);color:var(--text-2);
  font-size:18px;line-height:1;cursor:pointer;transition:var(--ease);
}
.lead-close:hover{color:var(--brand-accent);border-color:var(--brand-accent);}

/* footer */
.site-footer{border-top:1px solid var(--line);background:#060D14;padding:64px 0 28px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:40px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-desc{font-size:13px;line-height:1.9;color:var(--text-3);max-width:330px;}
.footer-col h4{font-size:15px;font-weight:600;margin-bottom:16px;color:var(--text-1);}
.footer-col ul{display:flex;flex-direction:column;gap:11px;}
.footer-col li{font-size:13.5px;color:var(--text-3);}
.footer-col a{font-size:13.5px;color:var(--text-2);transition:color var(--ease);}
.footer-col a:hover{color:var(--brand-accent);}
.footer-bottom{margin-top:44px;padding-top:22px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;font-size:12.5px;color:var(--text-3);}

@media (max-width:1279px){
  .article-layout{grid-template-columns:minmax(0,1fr) 280px;gap:32px;}
  .related-grid{gap:20px;}
}
@media (max-width:1023px){
  .nav-left,.nav-right .nav-link{display:none;}
  .nav-toggle{display:flex;}
  .header-inner{grid-template-columns:auto 1fr auto;}
  .brand{justify-self:start;}
  .article-hero{padding:40px 0 44px;}
  .article-title{font-size:32px;}
  .article-layout{grid-template-columns:1fr;gap:36px;padding-top:40px;padding-bottom:72px;}
  .article-side{position:static;}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .consult-grid{grid-template-columns:1fr;gap:32px;}
  .section{padding:72px 0;}
  .cta-wrap{padding-bottom:72px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767px){
  body{padding-top:64px;font-size:15.5px;}
  .site-header{height:64px;}
  .container{padding:0 18px;}
  .article-title{font-size:26px;}
  .article-content{font-size:16px;line-height:1.9;}
  .article-content h2{font-size:21px;margin-top:36px;}
  .article-content h3{font-size:17.5px;}
  .section,.section-tight{padding:52px 0;}
  .section-title{font-size:24px;}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;}
  .related-grid{grid-template-columns:1fr;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:28px 24px;}
  .cta-band .btn{width:100%;}
  .form-row{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;gap:8px;}
  .lead-fab{right:14px;bottom:14px;padding:11px 16px;font-size:13px;}
  .lead-panel{right:0;left:0;bottom:0;width:100%;max-width:100%;border-radius:20px 20px 0 0;}
  .btn{width:100%;}
  .back-row .btn{width:100%;}
}
@media (max-width:480px){
  .article-meta{font-size:12.5px;}
  .side-stat b{font-size:18px;}
  .badge{font-size:11.5px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;}
}

/* roulang page: category1 */
:root{
  --bg-base:#070F17;
  --bg-panel:#0E1A26;
  --bg-panel-2:#132432;
  --bg-input:#0B1622;
  --brand-primary:#0FA9E0;
  --brand-accent:#17E2B4;
  --brand-warm:#FF7A33;
  --text-1:#EAF2F8;
  --text-2:#9DB0C2;
  --text-3:#6D8195;
  --line:rgba(255,255,255,.10);
  --line-strong:rgba(255,255,255,.18);
  --glass-bg:rgba(255,255,255,.055);
  --ok:#2ED47A;
  --warn:#FFB020;
  --err:#FF5A5A;
  --r-card:16px;
  --r-btn:10px;
  --r-img:14px;
  --r-pill:999px;
  --sh-1:0 8px 28px rgba(0,0,0,.35);
  --sh-2:0 14px 40px rgba(0,0,0,.45);
  --sh-glow:0 0 0 1px rgba(23,226,180,.5),0 6px 24px rgba(23,226,180,.28);
  --ease:200ms cubic-bezier(.4,0,.2,1);
  --sec-y:96px;
  --nav-h:76px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg-base);
  color:var(--text-1);
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.85;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;object-fit:cover}
a{color:inherit;text-decoration:none;transition:color var(--ease),opacity var(--ease)}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
:focus-visible{outline:2px solid var(--brand-accent);outline-offset:2px;border-radius:4px}
::selection{background:rgba(23,226,180,.28);color:#fff}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px}
.num{font-variant-numeric:tabular-nums}
.section{padding:var(--sec-y) 0}
.section-head{margin-bottom:32px;max-width:760px}
.section-head h2{
  position:relative;
  font-size:30px;
  line-height:1.3;
  font-weight:700;
  letter-spacing:-.01em;
  padding-left:16px;
}
.section-head h2::before{
  content:"";
  position:absolute;
  left:0;top:6px;
  width:3px;height:22px;
  border-radius:2px;
  background:var(--brand-accent);
  box-shadow:0 0 14px rgba(23,226,180,.55);
}
.section-head p{margin-top:12px;color:var(--text-2);font-size:15px;line-height:1.8}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 26px;
  border-radius:var(--r-btn);
  border:1px solid transparent;
  font-size:15px;
  font-weight:600;
  cursor:pointer;
  white-space:nowrap;
  transition:transform var(--ease),box-shadow var(--ease),background var(--ease),border-color var(--ease),color var(--ease);
}
.btn-sm{height:40px;padding:0 20px;font-size:14px}
.btn-primary{
  background:linear-gradient(135deg,#19E9BB,#0FA9E0);
  color:#04121A;
  box-shadow:var(--sh-glow);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 0 1px rgba(23,226,180,.65),0 10px 30px rgba(23,226,180,.34)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{
  background:rgba(255,255,255,.03);
  border-color:var(--line-strong);
  color:var(--text-1);
}
.btn-ghost:hover{border-color:rgba(23,226,180,.6);color:var(--brand-accent);transform:translateY(-2px)}
.btn-block{width:100%}
.btn[disabled],.btn.is-disabled{opacity:.4;cursor:not-allowed;box-shadow:none;transform:none}
.arrow-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:14px;
  font-weight:600;
  color:var(--brand-accent);
}
.arrow-link::after{
  content:"";
  display:block;
  width:14px;height:1px;
  background:currentColor;
  transition:width var(--ease);
}
.arrow-link:hover::after{width:26px}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:80;
  height:var(--nav-h);
  display:flex;
  align-items:center;
  background:linear-gradient(180deg,rgba(7,15,23,.92),rgba(7,15,23,.55));
  transition:height var(--ease),background var(--ease),box-shadow var(--ease),border-color var(--ease);
  border-bottom:1px solid transparent;
}
.site-header.scrolled{
  height:64px;
  background:var(--glass-bg);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  backdrop-filter:blur(18px) saturate(140%);
  border-bottom-color:var(--line);
  box-shadow:0 10px 30px rgba(0,0,0,.35);
}
.header-inner{
  position:relative;
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  gap:16px;
}
.nav-left,.nav-right{display:flex;align-items:center;gap:26px}
.nav-left{justify-self:start}
.nav-right{justify-self:end}
.nav-link{
  position:relative;
  font-size:15px;
  color:var(--text-2);
  padding:6px 0;
}
.nav-link::after{
  content:"";
  position:absolute;
  left:0;bottom:0;
  width:0;height:2px;
  border-radius:2px;
  background:var(--brand-accent);
  box-shadow:0 0 10px rgba(23,226,180,.6);
  transition:width 180ms cubic-bezier(.4,0,.2,1);
}
.nav-link:hover{color:var(--text-1)}
.nav-link:hover::after{width:100%}
.nav-link.active{color:var(--text-1);font-weight:600}
.nav-link.active::after{width:100%}
.brand{
  justify-self:center;
  display:inline-flex;
  align-items:center;
  gap:10px;
}
.brand-mark{
  width:28px;height:28px;
  border-radius:8px;
  border:1.5px solid var(--brand-accent);
  box-shadow:0 0 14px rgba(23,226,180,.45) inset,0 0 12px rgba(23,226,180,.22);
  position:relative;
  flex:0 0 auto;
}
.brand-mark::before{
  content:"";
  position:absolute;
  inset:6px;
  border-radius:50%;
  border:1.5px solid rgba(15,169,224,.9);
  border-right-color:transparent;
  transform:rotate(-32deg);
}
.brand-name{
  font-size:18px;
  font-weight:700;
  letter-spacing:-.01em;
  white-space:nowrap;
}
.nav-toggle{
  display:none;
  width:42px;height:42px;
  border-radius:10px;
  border:1px solid var(--line-strong);
  background:rgba(255,255,255,.04);
  cursor:pointer;
  padding:0;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:5px;
  transition:border-color var(--ease),background var(--ease);
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--text-1);transition:transform var(--ease),opacity var(--ease)}
.nav-toggle:hover{border-color:rgba(23,226,180,.6)}
.site-header.nav-open .nav-toggle span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.site-header.nav-open .nav-toggle span:nth-child(2){opacity:0}
.site-header.nav-open .nav-toggle span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- 分类页窄幅 banner ---------- */
.cat-banner{
  position:relative;
  min-height:220px;
  display:flex;
  align-items:center;
  padding:56px 0 48px;
  background-image:
    linear-gradient(180deg,rgba(7,15,23,.86) 0%,rgba(7,15,23,.78) 55%,rgba(7,15,23,.98) 100%),
    url("/assets/images/backpic/back-1.webp");
  background-size:cover;
  background-position:center;
  border-bottom:1px solid var(--line);
}
.cat-banner::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:-1px;
  height:120px;
  background:linear-gradient(180deg,rgba(7,15,23,0),var(--bg-base));
  pointer-events:none;
}
.breadcrumb{
  position:relative;
  z-index:2;
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--text-3);
  margin-bottom:18px;
  flex-wrap:wrap;
}
.breadcrumb a:hover{color:var(--brand-accent)}
.breadcrumb span{color:var(--text-3);opacity:.7}
.cat-banner h1{
  position:relative;
  z-index:2;
  font-size:42px;
  line-height:1.25;
  font-weight:700;
  letter-spacing:-.01em;
  max-width:820px;
}
.cat-lead{
  position:relative;
  z-index:2;
  margin-top:16px;
  max-width:760px;
  font-size:16px;
  line-height:1.85;
  color:var(--text-2);
}

/* ---------- 内容区栅格 ---------- */
.content-grid{
  display:grid;
  grid-template-columns:minmax(0,3fr) minmax(0,9fr);
  gap:32px;
  align-items:start;
}
.side-col{
  position:sticky;
  top:96px;
  display:grid;
  gap:20px;
}
.side-card{
  background:var(--bg-panel);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:24px;
  box-shadow:var(--sh-1);
}
.side-title{
  font-size:16px;
  font-weight:600;
  letter-spacing:-.01em;
  padding-bottom:14px;
  margin-bottom:14px;
  border-bottom:1px solid var(--line);
}
.side-nav li + li{margin-top:6px}
.side-nav a{
  display:block;
  padding:11px 14px;
  border-radius:10px;
  font-size:14.5px;
  color:var(--text-2);
  border:1px solid transparent;
  transition:color var(--ease),background var(--ease),border-color var(--ease);
}
.side-nav a:hover{color:var(--text-1);background:var(--bg-panel-2);border-color:var(--line)}
.side-nav a.is-current{
  color:var(--text-1);
  font-weight:600;
  background:linear-gradient(90deg,rgba(23,226,180,.16),rgba(23,226,180,.02));
  border-color:rgba(23,226,180,.35);
  border-left:2px solid var(--brand-accent);
}
.side-points{display:grid;gap:10px;margin-bottom:18px}
.side-points li{
  position:relative;
  padding-left:18px;
  font-size:13.5px;
  line-height:1.7;
  color:var(--text-2);
}
.side-points li::before{
  content:"";
  position:absolute;
  left:0;top:9px;
  width:6px;height:6px;
  border-radius:50%;
  background:var(--brand-warm);
}

/* ---------- 图文交替长条列表 ---------- */
.strip-list{display:grid;gap:24px}
.strip{
  position:relative;
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(0,1fr);
  gap:28px;
  align-items:center;
  padding:28px;
  background:var(--bg-panel);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--sh-1);
  overflow:hidden;
  transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease),background var(--ease);
}
.strip::after{
  content:"";
  position:absolute;
  top:0;left:26px;
  width:1px;height:0;
  background:linear-gradient(180deg,rgba(23,226,180,.9),rgba(23,226,180,0));
  transition:height var(--ease);
}
.strip:hover{transform:translateY(-4px);border-color:var(--line-strong);background:var(--bg-panel-2);box-shadow:var(--sh-2)}
.strip:hover::after{height:52px}
.strip-media{
  position:relative;
  aspect-ratio:4/3;
  border-radius:var(--r-img);
  overflow:hidden;
  background:var(--bg-panel-2);
  border:1px solid var(--line);
}
.strip-media img{width:100%;height:100%;transition:transform 400ms cubic-bezier(.4,0,.2,1)}
.strip:hover .strip-media img{transform:scale(1.03)}
.strip-media::before{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(160deg,rgba(7,15,23,.42),rgba(7,15,23,0) 55%);
  z-index:1;
  pointer-events:none;
}
.strip:nth-child(even) .strip-media{order:2}
.strip-body{position:relative;z-index:2}
.strip-badge{
  display:inline-flex;
  align-items:center;
  height:24px;
  padding:0 12px;
  border-radius:var(--r-pill);
  font-size:12px;
  font-weight:600;
  color:var(--brand-warm);
  background:rgba(255,122,51,.12);
  border:1px solid rgba(255,122,51,.35);
  margin-bottom:14px;
}
.strip-body h3{
  font-size:19px;
  line-height:1.45;
  font-weight:600;
  letter-spacing:-.01em;
  margin-bottom:10px;
}
.strip-body p{
  font-size:14.5px;
  line-height:1.85;
  color:var(--text-2);
  margin-bottom:16px;
}
.strip-index{
  font-size:13px;
  color:var(--text-3);
  font-variant-numeric:tabular-nums;
  letter-spacing:.06em;
  margin-right:8px;
}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:860px;margin:0 auto}
.faq-item{
  border-bottom:1px solid var(--line);
}
.faq-item:first-child{border-top:1px solid var(--line)}
.faq-item summary{
  list-style:none;
  cursor:pointer;
  min-height:60px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:16px 12px 16px 14px;
  font-size:16px;
  color:var(--text-1);
  border-left:2px solid transparent;
  transition:border-color var(--ease),color var(--ease),background var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--brand-accent)}
.faq-item summary .sign{
  flex:0 0 auto;
  width:22px;height:22px;
  border-radius:50%;
  border:1px solid var(--line-strong);
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:14px;
  line-height:1;
  color:var(--text-2);
  transition:border-color var(--ease),color var(--ease),transform var(--ease);
}
.faq-item[open] summary{border-left-color:var(--brand-accent);color:var(--text-1)}
.faq-item[open] summary .sign{border-color:rgba(23,226,180,.6);color:var(--brand-accent);transform:rotate(180deg)}
.faq-answer{
  padding:0 40px 20px 16px;
  font-size:15px;
  line-height:1.9;
  color:var(--text-2);
}

/* ---------- CTA 条 ---------- */
.cta-band{
  position:relative;
  overflow:hidden;
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  background:linear-gradient(135deg,rgba(15,169,224,.24),rgba(23,226,180,.18));
}
.cta-band::before{
  content:"";
  position:absolute;
  right:-80px;top:-60px;
  width:320px;height:320px;
  border-radius:50%;
  border:1px solid rgba(23,226,180,.22);
  pointer-events:none;
}
.cta-inner{
  position:relative;
  z-index:2;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  padding:48px 0;
}
.cta-inner h2{
  font-size:26px;
  line-height:1.4;
  font-weight:700;
  letter-spacing:-.01em;
  max-width:640px;
}
.cta-inner p{margin-top:10px;font-size:14.5px;color:var(--text-2);max-width:620px}

/* ---------- 表单 ---------- */
.form-section{
  background:linear-gradient(180deg,rgba(14,26,38,.9),rgba(7,15,23,1));
}
.form-grid{
  display:grid;
  grid-template-columns:minmax(0,5fr) minmax(0,7fr);
  gap:48px;
  align-items:start;
}
.form-intro h2{
  position:relative;
  font-size:30px;
  line-height:1.3;
  font-weight:700;
  padding-left:16px;
  letter-spacing:-.01em;
}
.form-intro h2::before{
  content:"";
  position:absolute;
  left:0;top:6px;
  width:3px;height:22px;
  border-radius:2px;
  background:var(--brand-accent);
  box-shadow:0 0 14px rgba(23,226,180,.55);
}
.form-intro p{margin-top:16px;font-size:15px;color:var(--text-2);line-height:1.9}
.form-intro ul{display:grid;gap:10px;margin-top:22px}
.form-intro li{
  position:relative;
  padding-left:18px;
  font-size:14px;
  color:var(--text-2);
}
.form-intro li::before{
  content:"";
  position:absolute;
  left:0;top:9px;
  width:6px;height:6px;
  border-radius:2px;
  background:var(--brand-primary);
}
.form-card{
  background:var(--glass-bg);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  backdrop-filter:blur(18px) saturate(140%);
  border:1px solid var(--line-strong);
  border-radius:var(--r-card);
  padding:28px;
  box-shadow:var(--sh-1);
}
.field{margin-bottom:18px}
.field label{
  display:block;
  font-size:13.5px;
  color:var(--text-2);
  margin-bottom:8px;
}
.field input,.field select,.field textarea{
  width:100%;
  background:var(--bg-input);
  border:1px solid var(--line);
  border-radius:var(--r-btn);
  padding:12px 14px;
  font-size:15px;
  color:var(--text-1);
  transition:border-color var(--ease),box-shadow var(--ease),background var(--ease);
}
.field textarea{min-height:104px;resize:vertical;line-height:1.8}
.field input::placeholder,.field textarea::placeholder{color:var(--text-3)}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;
  border-color:rgba(23,226,180,.75);
  box-shadow:0 0 0 4px rgba(23,226,180,.14);
  background:#0D1A27;
}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.check-line{
  display:flex;
  align-items:flex-start;
  gap:10px;
  font-size:13px;
  color:var(--text-2);
  line-height:1.75;
  margin:6px 0 20px;
}
.check-line input{width:16px;height:16px;margin-top:4px;accent-color:#17E2B4;flex:0 0 auto}
.check-line a{color:var(--brand-accent)}
.privacy-note{
  margin-top:16px;
  font-size:12.5px;
  line-height:1.7;
  color:var(--text-3);
}
.privacy-note a{color:var(--brand-accent)}

/* ---------- 页脚 ---------- */
.site-footer{
  border-top:1px solid var(--line);
  background:#050C13;
  padding:64px 0 32px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1fr;
  gap:32px;
}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .brand-name{font-size:17px}
.footer-desc{font-size:13px;line-height:1.85;color:var(--text-3);max-width:340px}
.footer-col h4{
  font-size:14px;
  font-weight:600;
  color:var(--text-1);
  margin-bottom:16px;
}
.footer-col ul{display:grid;gap:10px}
.footer-col li{font-size:13px;color:var(--text-3);line-height:1.7}
.footer-col a{color:var(--text-2);font-size:13.5px}
.footer-col a:hover{color:var(--brand-accent)}
.footer-bottom{
  margin-top:48px;
  padding-top:22px;
  border-top:1px solid var(--line);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  font-size:12.5px;
  color:var(--text-3);
}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .container{padding:0 24px}
  .cat-banner h1{font-size:36px}
}
@media (max-width:1023px){
  :root{--sec-y:72px}
  .content-grid{grid-template-columns:1fr}
  .side-col{position:static;grid-template-columns:1fr 1fr}
  .strip{grid-template-columns:1fr;gap:20px}
  .strip:nth-child(even) .strip-media{order:0}
  .form-grid{grid-template-columns:1fr;gap:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .cta-inner{flex-direction:column;align-items:flex-start;gap:22px}
}
@media (max-width:900px){
  .header-inner{
    grid-template-columns:1fr auto;
    grid-template-areas:"brand toggle" "navleft navleft" "navright navright";
  }
  .brand{grid-area:brand;justify-self:start}
  .nav-left{grid-area:navleft}
  .nav-right{grid-area:navright}
  .nav-left,.nav-right{display:none}
  .nav-toggle{
    grid-area:toggle;
    display:flex;
    justify-self:end;
  }
  .site-header.nav-open .nav-left,
  .site-header.nav-open .nav-right{
    display:flex;
    flex-direction:column;
    align-items:flex-start;
    gap:0;
    width:100%;
    border-top:1px solid var(--line);
    padding-top:8px;
  }
  .site-header.nav-open .nav-right{padding-bottom:18px;border-top:none;padding-top:0}
  .site-header.nav-open .nav-left .nav-link,
  .site-header.nav-open .nav-right .nav-link{
    display:flex;
    align-items:center;
    width:100%;
    height:52px;
    font-size:15.5px;
    border-bottom:1px solid var(--line);
  }
  .site-header.nav-open .nav-link::after{display:none}
  .site-header.nav-open .nav-right .btn{margin-top:14px;width:100%}
  .site-header.nav-open{height:auto;background:rgba(7,15,23,.98)}
  .site-header.nav-open .header-inner{padding-top:14px;padding-bottom:8px}
}
@media (max-width:767px){
  :root{--sec-y:52px;--nav-h:64px}
  .container{padding:0 18px}
  .cat-banner{padding:36px 0 34px;min-height:auto}
  .cat-banner h1{font-size:26px}
  .cat-lead{font-size:15px}
  .section-head h2{font-size:22px}
  .section-head h2::before{height:18px;top:5px}
  .side-col{grid-template-columns:1fr}
  .strip{padding:20px}
  .strip-body h3{font-size:17px}
  .form-intro h2{font-size:22px}
  .form-intro h2::before{height:18px;top:5px}
  .field-row{grid-template-columns:1fr}
  .btn{width:100%}
  .nav-link .btn,.site-header .btn-sm{width:auto}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .cta-inner h2{font-size:21px}
}
@media (max-width:480px){
  .brand-name{font-size:16px}
  .footer-col li,.footer-col a{font-size:13px}
  .side-card{padding:20px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition-duration:.01ms !important;animation-duration:.01ms !important;scroll-behavior:auto !important}
}

/* roulang page: category2 */
:root{
  --bg-base:#070F17;
  --bg-panel:#0E1A26;
  --bg-panel-2:#132432;
  --brand-primary:#0FA9E0;
  --brand-accent:#17E2B4;
  --brand-warm:#FF7A33;
  --text-1:#EAF2F8;
  --text-2:#9DB0C2;
  --text-3:#6D8195;
  --line:rgba(255,255,255,.10);
  --line-strong:rgba(255,255,255,.18);
  --glass-bg:rgba(255,255,255,.055);
  --radius-card:16px;
  --radius-btn:10px;
  --radius-img:14px;
  --shadow:0 8px 28px rgba(0,0,0,.35);
  --shadow-hover:0 14px 40px rgba(0,0,0,.45);
  --ease:200ms cubic-bezier(.4,0,.2,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg-base);
  color:var(--text-1);
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;object-fit:cover;}
a{color:inherit;text-decoration:none;}
button,input,select,textarea{font-family:inherit;font-size:inherit;}
button{cursor:pointer;}
h1,h2,h3,h4{margin:0;letter-spacing:-.01em;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--brand-accent);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px;}
.section{padding:88px 0;}
.section-alt{background:linear-gradient(180deg,rgba(15,169,224,.05),rgba(7,15,23,0));}
.section-head{margin-bottom:36px;}
.section-head h2{
  position:relative;
  padding-left:16px;
  font-size:30px;
  line-height:1.35;
  font-weight:700;
}
.section-head h2::before{
  content:"";
  position:absolute;
  left:0;
  top:8px;
  width:3px;
  height:22px;
  border-radius:2px;
  background:var(--brand-accent);
}
.section-head p{margin-top:12px;color:var(--text-2);font-size:15px;max-width:760px;}

/* ===== 按钮 ===== */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:12px 24px;
  border:1px solid transparent;
  border-radius:var(--radius-btn);
  font-size:15px;
  font-weight:600;
  line-height:1.2;
  white-space:nowrap;
  transition:transform var(--ease),background var(--ease),border-color var(--ease),box-shadow var(--ease),color var(--ease);
}
.btn-primary{
  background:var(--brand-accent);
  color:#04231C;
  box-shadow:0 0 0 1px rgba(23,226,180,.5),0 6px 24px rgba(23,226,180,.28);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 0 1px rgba(23,226,180,.62),0 10px 30px rgba(23,226,180,.34);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{
  background:transparent;
  border-color:var(--line-strong);
  color:var(--text-1);
}
.btn-ghost:hover{border-color:var(--brand-accent);color:var(--brand-accent);}
.btn-sm{padding:9px 18px;font-size:14px;}
.btn-block{width:100%;}
.btn[disabled],.btn:disabled{opacity:.4;cursor:not-allowed;transform:none;}

/* ===== 导航 ===== */
.site-header{
  position:sticky;
  top:0;
  z-index:100;
  background:rgba(7,15,23,.80);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  border-bottom:1px solid var(--line);
  transition:background var(--ease);
}
.header-inner{
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  height:76px;
  transition:height var(--ease);
}
.site-header.is-scrolled{background:rgba(7,15,23,.92);}
.site-header.is-scrolled .header-inner{height:64px;}
.nav-left{display:flex;align-items:center;gap:28px;justify-self:start;}
.nav-right{display:flex;align-items:center;gap:28px;justify-self:end;}
.nav-link{
  position:relative;
  padding:6px 0;
  font-size:15px;
  color:var(--text-2);
  transition:color var(--ease);
}
.nav-link::after{
  content:"";
  position:absolute;
  left:0;
  bottom:0;
  width:0;
  height:2px;
  border-radius:2px;
  background:var(--brand-accent);
  transition:width 180ms cubic-bezier(.4,0,.2,1);
}
.nav-link:hover{color:var(--text-1);}
.nav-link:hover::after{width:100%;}
.nav-link.active{color:var(--text-1);}
.nav-link.active::after{width:100%;}
.brand{display:inline-flex;align-items:center;gap:10px;justify-self:center;}
.brand-mark{
  position:relative;
  width:28px;
  height:28px;
  border-radius:8px;
  border:2px solid var(--brand-accent);
  background:linear-gradient(135deg,rgba(15,169,224,.35),rgba(23,226,180,.12));
  flex:none;
}
.brand-mark::after{
  content:"";
  position:absolute;
  inset:7px;
  border-radius:3px;
  background:var(--brand-accent);
}
.brand-name{font-size:18px;font-weight:700;letter-spacing:-.01em;}
.nav-toggle{
  display:none;
  width:40px;
  height:40px;
  padding:0 9px;
  flex-direction:column;
  justify-content:center;
  gap:5px;
  background:transparent;
  border:1px solid var(--line-strong);
  border-radius:10px;
}
.nav-toggle span{display:block;height:2px;width:100%;background:var(--text-1);border-radius:2px;transition:transform var(--ease),opacity var(--ease);}

/* ===== 面包屑与横幅 ===== */
.page-banner{
  position:relative;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;
  background-position:center;
  border-bottom:1px solid var(--line);
}
.page-banner::before{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(7,15,23,.74),rgba(7,15,23,.94));
}
.page-banner .container{
  position:relative;
  min-height:220px;
  padding-top:38px;
  padding-bottom:42px;
  display:flex;
  flex-direction:column;
  justify-content:center;
}
.breadcrumb{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--text-3);
  margin-bottom:16px;
  flex-wrap:wrap;
}
.breadcrumb a{transition:color var(--ease);}
.breadcrumb a:hover{color:var(--brand-accent);}
.page-banner h1{
  font-size:34px;
  line-height:1.3;
  font-weight:700;
  max-width:860px;
}
.banner-lead{
  margin-top:14px;
  max-width:820px;
  color:var(--text-2);
  font-size:16px;
  line-height:1.8;
}

/* ===== 数据条 ===== */
.stat-bar{
  background:var(--bg-panel);
  border-bottom:1px solid var(--line);
}
.stat-inner{display:grid;grid-template-columns:repeat(3,1fr);}
.stat-item{padding:26px 24px;border-right:1px solid var(--line);}
.stat-item:last-child{border-right:0;}
.stat-num{
  font-size:34px;
  font-weight:700;
  line-height:1.15;
  color:var(--brand-accent);
  font-variant-numeric:tabular-nums;
  letter-spacing:.01em;
}
.stat-label{margin-top:6px;font-size:14px;color:var(--text-2);}

/* ===== 布局：左目录 + 右卡片 ===== */
.layout{display:grid;grid-template-columns:260px 1fr;gap:32px;align-items:start;}
.aside-stack{position:sticky;top:96px;}
.aside-card{
  background:var(--bg-panel);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:22px;
}
.aside-card + .aside-card{margin-top:20px;}
.aside-title{
  font-size:13px;
  letter-spacing:.08em;
  color:var(--text-3);
  margin-bottom:12px;
}
.aside-list{display:flex;flex-direction:column;gap:2px;}
.aside-list a{
  display:block;
  padding:10px 12px;
  border-radius:8px;
  font-size:14px;
  color:var(--text-2);
  transition:background var(--ease),color var(--ease);
}
.aside-list a:hover{background:var(--bg-panel-2);color:var(--text-1);}
.aside-list a.current{
  background:rgba(23,226,180,.10);
  color:var(--brand-accent);
  border-left:2px solid var(--brand-accent);
  padding-left:10px;
}

/* ===== 服务卡片 ===== */
.card-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.svc-card{
  display:flex;
  flex-direction:column;
  background:var(--bg-panel);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  overflow:hidden;
  transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.svc-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow-hover);}
.svc-media{position:relative;aspect-ratio:16/9;background:var(--bg-panel-2);overflow:hidden;}
.svc-media img{width:100%;height:100%;transition:transform 420ms cubic-bezier(.4,0,.2,1);}
.svc-card:hover .svc-media img{transform:scale(1.05);}
.svc-tag{
  position:absolute;
  left:12px;
  top:12px;
  padding:4px 10px;
  border-radius:999px;
  background:rgba(255,122,51,.94);
  color:#26100A;
  font-size:12px;
  font-weight:600;
  line-height:1.5;
}
.svc-body{
  padding:22px 24px 24px;
  display:flex;
  flex-direction:column;
  gap:10px;
  flex:1;
}
.svc-body h3{font-size:19px;line-height:1.45;font-weight:600;}
.svc-body p{color:var(--text-2);font-size:14px;line-height:1.75;}
.svc-link{
  margin-top:auto;
  color:var(--brand-accent);
  font-size:14px;
  font-weight:600;
  transition:color var(--ease);
}
.svc-link:hover{text-decoration:underline;}

/* ===== 流程 ===== */
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.flow-step{
  position:relative;
  padding:26px 22px;
  background:var(--bg-panel);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  transition:border-color var(--ease),transform var(--ease);
}
.flow-step:hover{border-color:var(--line-strong);transform:translateY(-3px);}
.flow-num{
  font-size:13px;
  font-weight:700;
  letter-spacing:.1em;
  color:var(--brand-accent);
  font-variant-numeric:tabular-nums;
}
.flow-step h3{margin-top:10px;font-size:18px;line-height:1.5;font-weight:600;}
.flow-step p{margin-top:8px;color:var(--text-2);font-size:14px;line-height:1.75;}

/* ===== 对比区 ===== */
.compare{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.compare-col{
  padding:28px;
  background:var(--bg-panel);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
}
.compare-col.featured{
  border-color:rgba(23,226,180,.38);
  background:linear-gradient(180deg,rgba(23,226,180,.07),rgba(23,226,180,0)),var(--bg-panel);
}
.compare-col h3{font-size:21px;line-height:1.4;font-weight:700;}
.compare-sub{margin-top:6px;font-size:13px;color:var(--text-3);}
.compare-list{margin-top:18px;display:flex;flex-direction:column;gap:12px;}
.compare-list li{position:relative;padding-left:20px;color:var(--text-2);font-size:15px;line-height:1.72;}
.compare-list li::before{
  content:"";
  position:absolute;
  left:0;
  top:9px;
  width:7px;
  height:7px;
  border-radius:50%;
  background:var(--brand-accent);
}

/* ===== FAQ ===== */
.faq-wrap{max-width:860px;margin:0 auto;}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item summary{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:20px 0;
  font-size:16px;
  font-weight:600;
  color:var(--text-1);
  cursor:pointer;
  list-style:none;
  transition:color var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";
  flex:none;
  font-size:20px;
  line-height:1;
  color:var(--brand-accent);
}
.faq-item[open] summary::after{content:"−";}
.faq-item summary:hover{color:var(--brand-accent);}
.faq-body{
  padding:0 0 20px 16px;
  border-left:2px solid var(--brand-accent);
  color:var(--text-2);
  font-size:15px;
  line-height:1.85;
}

/* ===== CTA 条 ===== */
.cta-band{
  background:linear-gradient(135deg,rgba(15,169,224,.26),rgba(23,226,180,.20));
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
.cta-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:28px;
  padding-top:44px;
  padding-bottom:44px;
  flex-wrap:wrap;
}
.cta-inner h2{font-size:26px;line-height:1.4;font-weight:700;}
.cta-inner p{margin-top:8px;color:var(--text-2);font-size:15px;}

/* ===== 表单 ===== */
.consult{display:grid;grid-template-columns:1fr 1.1fr;gap:48px;align-items:start;}
.consult-info h2{
  position:relative;
  padding-left:16px;
  font-size:30px;
  line-height:1.35;
  font-weight:700;
}
.consult-info h2::before{
  content:"";
  position:absolute;
  left:0;
  top:8px;
  width:3px;
  height:22px;
  border-radius:2px;
  background:var(--brand-accent);
}
.consult-info > p{margin-top:14px;color:var(--text-2);font-size:15px;}
.consult-points{margin-top:24px;display:flex;flex-direction:column;gap:12px;}
.consult-points li{position:relative;padding-left:20px;color:var(--text-2);font-size:15px;line-height:1.72;}
.consult-points li::before{
  content:"";
  position:absolute;
  left:0;
  top:9px;
  width:7px;
  height:7px;
  border-radius:50%;
  background:var(--brand-primary);
}
.form-card{
  background:var(--bg-panel);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:28px;
  box-shadow:var(--shadow);
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.field{display:flex;flex-direction:column;gap:8px;margin-bottom:18px;}
.field span{font-size:14px;color:var(--text-2);}
.field input,.field select,.field textarea{
  width:100%;
  padding:12px 14px;
  background:#0B1622;
  border:1px solid var(--line);
  border-radius:var(--radius-btn);
  color:var(--text-1);
  font-size:15px;
  line-height:1.6;
  transition:border-color var(--ease),box-shadow var(--ease);
}
.field textarea{min-height:108px;resize:vertical;}
.field input::placeholder,.field textarea::placeholder{color:var(--text-3);}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;
  border-color:var(--brand-accent);
  box-shadow:0 0 0 4px rgba(23,226,180,.14);
}
.field select option{background:#0B1622;color:var(--text-1);}
.check{
  display:flex;
  align-items:flex-start;
  gap:10px;
  margin:4px 0 20px;
  font-size:13px;
  line-height:1.7;
  color:var(--text-3);
}
.check input{width:16px;height:16px;margin-top:4px;accent-color:var(--brand-accent);flex:none;}
.form-note{margin-top:14px;font-size:12px;line-height:1.7;color:var(--text-3);}
.form-note a{color:var(--brand-accent);}
.form-note a:hover{text-decoration:underline;}

/* ===== 页脚 ===== */
.site-footer{
  background:#050B12;
  border-top:1px solid var(--line);
  padding-top:64px;
  padding-bottom:28px;
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:32px;}
.footer-brand{display:inline-flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-desc{font-size:13px;line-height:1.85;color:var(--text-2);max-width:340px;}
.footer-col h4{font-size:15px;font-weight:600;margin-bottom:16px;}
.footer-col li{margin-bottom:10px;}
.footer-col a,.footer-col li{font-size:14px;color:var(--text-2);line-height:1.7;}
.footer-col a{transition:color var(--ease);}
.footer-col a:hover{color:var(--brand-accent);}
.footer-bottom{
  margin-top:40px;
  padding-top:20px;
  border-top:1px solid var(--line);
  display:flex;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  font-size:13px;
  color:var(--text-3);
}

/* ===== 悬浮胶囊与弹层 ===== */
.float-pill{
  position:fixed;
  right:24px;
  bottom:24px;
  z-index:90;
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:12px 20px;
  border-radius:999px;
  border:1px solid rgba(23,226,180,.5);
  background:var(--glass-bg);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  color:var(--text-1);
  font-size:14px;
  font-weight:600;
  box-shadow:var(--shadow);
  transition:transform var(--ease),box-shadow var(--ease),color var(--ease);
}
.float-pill:hover{transform:translateY(-2px);color:var(--brand-accent);box-shadow:var(--shadow-hover);}
.modal{position:fixed;inset:0;z-index:200;display:none;}
.modal.open{display:block;}
.modal-mask{position:absolute;inset:0;background:rgba(4,9,14,.72);border:0;}
.modal-panel{
  position:relative;
  width:480px;
  max-width:calc(100% - 36px);
  margin:9vh auto 0;
  padding:28px;
  background:var(--bg-panel);
  border:1px solid var(--line-strong);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-hover);
  animation:rise 220ms cubic-bezier(.4,0,.2,1);
}
@keyframes rise{from{opacity:0;transform:translateY(14px);}to{opacity:1;transform:none;}}
.modal-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:6px;}
.modal-head h3{font-size:19px;font-weight:700;}
.modal-close{
  width:32px;height:32px;
  flex:none;
  border:1px solid var(--line);
  border-radius:8px;
  background:transparent;
  color:var(--text-2);
  font-size:16px;
  line-height:1;
  transition:border-color var(--ease),color var(--ease);
}
.modal-close:hover{border-color:var(--brand-accent);color:var(--brand-accent);}
.modal-sub{margin-bottom:18px;font-size:13px;color:var(--text-3);line-height:1.7;}

/* ===== 响应式 ===== */
@media (max-width:1100px){
  .layout{grid-template-columns:1fr;}
  .aside-stack{position:static;display:grid;grid-template-columns:repeat(2,1fr);gap:20px;}
  .aside-card + .aside-card{margin-top:0;}
  .flow{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:1023px){
  .container{padding:0 24px;}
  .section{padding:72px 0;}
  .card-grid{gap:20px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .consult{grid-template-columns:1fr;gap:36px;}
}
@media (max-width:900px){
  .header-inner{
    display:flex;
    flex-wrap:wrap;
    align-items:center;
    height:auto;
    min-height:64px;
    padding-top:10px;
    padding-bottom:10px;
  }
  .site-header.is-scrolled .header-inner{height:auto;}
  .brand{order:1;justify-self:auto;}
  .brand-name{font-size:16px;}
  .brand-mark{width:24px;height:24px;border-radius:7px;}
  .brand-mark::after{inset:6px;}
  .nav-right{display:contents;}
  .nav-toggle{display:flex;order:2;margin-left:auto;}
  .nav-left{display:none;}
  .nav-right .nav-link{display:none;}
  .nav-right .btn-primary{display:none;}
  body.nav-open .nav-toggle span:nth-child(1){transform:translateY(7px) rotate(45deg);}
  body.nav-open .nav-toggle span:nth-child(2){opacity:0;}
  body.nav-open .nav-toggle span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
  body.nav-open .nav-left{
    order:3;
    display:flex;
    flex-direction:column;
    width:100%;
    margin-top:10px;
    padding-top:6px;
    border-top:1px solid var(--line);
  }
  body.nav-open .nav-left .nav-link{
    display:block;
    width:100%;
    padding:14px 0;
    border-bottom:1px solid var(--line);
    font-size:15px;
  }
  body.nav-open .nav-left .nav-link::after{display:none;}
  body.nav-open .nav-right .nav-link{
    order:4;
    display:block;
    width:100%;
    padding:14px 0;
    border-bottom:1px solid var(--line);
    font-size:15px;
  }
  body.nav-open .nav-right .nav-link::after{display:none;}
  body.nav-open .nav-right .btn-primary{
    order:5;
    display:inline-flex;
    width:100%;
    margin-top:16px;
  }
  .page-banner h1{font-size:28px;}
  .aside-stack{grid-template-columns:1fr;}
}
@media (max-width:767px){
  .container{padding:0 18px;}
  .section{padding:52px 0;}
  .section-head h2{font-size:24px;}
  .section-head h2::before{top:6px;height:18px;}
  .page-banner .container{min-height:0;padding-top:28px;padding-bottom:32px;}
  .page-banner h1{font-size:26px;}
  .banner-lead{font-size:15px;}
  .stat-inner{grid-template-columns:1fr;}
  .stat-item{border-right:0;border-bottom:1px solid var(--line);padding:20px 18px;}
  .stat-item:last-child{border-bottom:0;}
  .stat-num{font-size:28px;}
  .card-grid{grid-template-columns:1fr;}
  .flow{grid-template-columns:1fr;}
  .compare{grid-template-columns:1fr;}
  .form-row{grid-template-columns:1fr;gap:0;}
  .form-card{padding:22px;}
  .cta-inner{flex-direction:column;align-items:flex-start;padding-top:36px;padding-bottom:36px;}
  .cta-inner h2{font-size:22px;}
  .cta-inner .btn{width:100%;}
  .btn-block-mobile{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:24px;}
  .footer-bottom{flex-direction:column;gap:8px;}
  .float-pill{right:16px;bottom:16px;padding:11px 16px;font-size:13px;}
  .modal-panel{
    width:100%;
    max-width:100%;
    margin:0;
    position:absolute;
    left:0;
    right:0;
    bottom:0;
    border-radius:16px 16px 0 0;
    max-height:88vh;
    overflow-y:auto;
    padding:24px 20px 28px;
  }
  .consult-info h2{font-size:24px;}
  .consult-info h2::before{top:6px;height:18px;}
}
@media (max-width:520px){
  .brand-name{font-size:15px;}
  .svc-body{padding:18px 18px 20px;}
  .svc-body h3{font-size:17px;}
  .section-head p{font-size:14px;}
  .faq-item summary{font-size:15px;}
  .faq-body{font-size:14px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important;}
  html{scroll-behavior:auto;}
}