/* roulang page: index */
:root{
  --orange:#E1552B;
  --orange-dark:#C74419;
  --orange-soft:#FBEAE2;
  --deep:#12251F;
  --deep-2:#0C1A15;
  --cream:#FAF5EE;
  --white:#FFFFFF;
  --line:#E7DED2;
  --ink:#1C1B18;
  --muted:#6B655C;
  --amber:#F2B24C;
  --danger:#B4372B;
  --shadow-1:0 2px 8px rgba(28,27,24,.06);
  --shadow-2:0 10px 28px rgba(28,27,24,.10);
  --radius-card:14px;
  --radius-pill:999px;
  --radius-input:10px;
  --container:1200px;
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,"Courier New",monospace;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--ink);
  background:var(--cream);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color .2s ease}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.2px;line-height:1.3}
p{margin:0}
input,select,textarea{font-family:inherit;font-size:15px;color:var(--ink)}
:focus-visible{outline:2px solid var(--orange);outline-offset:3px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}

/* ============ header ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(255,255,255,.94);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:var(--shadow-1)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:72px}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.brand-mark{
  width:44px;height:44px;border-radius:50%;
  background:var(--orange);color:#fff;
  display:grid;place-items:center;
  font-family:var(--mono);font-size:14px;font-weight:700;letter-spacing:.5px;
  box-shadow:0 6px 16px rgba(225,85,43,.28);
  flex:0 0 auto;
}
.brand-text strong{display:block;font-size:16px;line-height:1.25;letter-spacing:-.2px}
.brand-text small{display:block;font-size:12px;color:var(--muted);letter-spacing:.5px;margin-top:2px}
.main-nav{display:flex;align-items:center;gap:2px}
.main-nav a{
  position:relative;display:inline-block;
  padding:10px 13px;font-size:15px;color:#3A362F;border-radius:8px;
}
.main-nav a::after{
  content:"";position:absolute;left:13px;right:13px;bottom:3px;height:2px;
  background:var(--orange);border-radius:2px;
  transform:scaleX(0);transform-origin:left center;
  transition:transform .22s ease;
}
.main-nav a:hover{color:var(--orange)}
.main-nav a:hover::after,.main-nav a.active::after{transform:scaleX(1)}
.main-nav a.active{color:var(--orange);font-weight:600}
.header-cta{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.call-pill{
  display:inline-flex;align-items:center;gap:10px;
  background:var(--orange);color:#fff;
  padding:10px 20px;border-radius:var(--radius-pill);
  font-size:14px;font-weight:600;
  box-shadow:0 6px 18px rgba(225,85,43,.26);
  transition:background .2s ease,transform .2s ease,box-shadow .2s ease;
}
.call-pill strong{font-family:var(--mono);font-size:15px;letter-spacing:.5px}
.call-pill:hover{background:var(--orange-dark);transform:translateY(-2px);box-shadow:0 10px 24px rgba(225,85,43,.32)}
.call-pill:active{transform:translateY(-1px)}
.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:10px;
  background:#fff;align-items:center;justify-content:center;flex-direction:column;gap:4px;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;transition:transform .22s ease,opacity .22s ease}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* ============ buttons ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:var(--radius-pill);
  font-size:15px;font-weight:600;border:1px solid transparent;
  transition:transform .2s ease,background .2s ease,box-shadow .2s ease,color .2s ease,border-color .2s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--orange);color:#fff;box-shadow:0 6px 18px rgba(225,85,43,.26)}
.btn-primary:hover{background:var(--orange-dark);transform:translateY(-2px);box-shadow:0 12px 26px rgba(225,85,43,.3)}
.btn-primary:active{transform:translateY(-1px)}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--orange);color:var(--orange);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(-1px)}
.btn-block{width:100%}
.btn-light{background:#fff;color:var(--orange)}
.btn-light:hover{background:#FFF4EE;transform:translateY(-2px)}

/* ============ hero ============ */
.hero{position:relative;background:var(--cream);padding:70px 0 84px;overflow:hidden}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(18,37,31,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(18,37,31,.045) 1px,transparent 1px);
  background-size:48px 48px;
  mask-image:radial-gradient(ellipse at 70% 20%,#000 0%,transparent 72%);
  -webkit-mask-image:radial-gradient(ellipse at 70% 20%,#000 0%,transparent 72%);
  pointer-events:none;
}
.hero-inner{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,1fr) 400px;gap:56px;align-items:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.5px;
  color:var(--orange);background:var(--orange-soft);
  border:1px solid #F2CDBC;padding:6px 15px;border-radius:var(--radius-pill);
}
.eyebrow::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--orange);box-shadow:0 0 0 4px rgba(225,85,43,.16)}
.hero h1{font-size:clamp(28px,4vw,46px);line-height:1.24;margin-top:20px;letter-spacing:-.6px}
.hero-sub{margin-top:18px;font-size:17px;font-weight:600;color:#3E3A33}
.hero-desc{margin-top:12px;font-size:15px;color:var(--muted);max-width:560px}
.hero-actions{display:flex;gap:14px;margin-top:30px;flex-wrap:wrap}
.hero-note{margin-top:18px;font-size:13px;color:var(--muted);letter-spacing:.3px}

/* call card */
.call-card{
  background:var(--deep);color:#F4EFE6;
  border:2px solid var(--orange);border-radius:18px;
  padding:30px 26px 26px;box-shadow:var(--shadow-2);
}
.cc-label{font-size:13px;letter-spacing:.5px;color:#A9B8AF}
.cc-phone{
  display:block;margin-top:6px;
  font-family:var(--mono);font-size:clamp(26px,3vw,33px);font-weight:700;
  color:#fff;letter-spacing:.5px;line-height:1.2;
}
.cc-phone:hover{color:var(--amber)}
.cc-hint{font-size:13px;color:#A9B8AF;margin-top:8px;line-height:1.7}
.cc-field{margin-top:20px}
.cc-field label{display:block;font-size:13px;color:#C6D2CB;margin-bottom:6px}
.cc-field select{
  width:100%;padding:11px 14px;border-radius:var(--radius-input);
  background:#0B1A15;color:#F4EFE6;border:1px solid #2A403A;
  appearance:none;
  background-image:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%23C6D2CB' d='M1 1l5 5 5-5'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 14px center;background-size:12px;
}
.cc-field select:focus{outline:none;border-color:var(--orange);box-shadow:0 0 0 4px rgba(225,85,43,.22)}
.call-card .btn{margin-top:16px}
.cc-badges{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.cc-badges li{
  font-size:12px;color:#D8E2DC;border:1px solid #2E463F;
  padding:4px 11px;border-radius:var(--radius-pill);background:#0E1F1A;
}

/* ============ stat strip ============ */
.stat-strip{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.stat-strip .container{display:grid;grid-template-columns:repeat(4,1fr)}
.stat-item{padding:34px 26px;border-left:1px solid var(--line)}
.stat-item:first-child{border-left:0}
.stat-num{font-family:var(--mono);font-size:clamp(26px,3.2vw,38px);font-weight:700;color:var(--orange);line-height:1}
.stat-num em{font-style:normal;font-size:16px;color:var(--ink);margin-left:4px;font-family:inherit}
.stat-item p{margin-top:10px;font-size:14px;color:var(--muted);line-height:1.6}

/* ============ sections ============ */
.section{padding:96px 0}
.section-white{background:var(--white)}
.section-cream{background:var(--cream)}
.section-dark{background:var(--deep);color:#EFE9DF}
.section-dark .section-head p{color:#A9B8AF}
.section-dark h2{color:#fff}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:28px;margin-bottom:44px;flex-wrap:wrap}
.section-head h2{font-size:clamp(22px,2.6vw,32px)}
.section-head p{color:var(--muted);font-size:15px;margin-top:10px;max-width:660px}
.head-tag{
  display:inline-block;font-size:13px;font-weight:600;color:var(--orange);
  letter-spacing:.5px;margin-bottom:10px;
}

/* ============ steps ============ */
.step-row{display:flex;align-items:stretch;gap:14px}
.step-card{
  position:relative;flex:1;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:38px 26px 26px;transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.step-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:#F0C6B4}
.step-no{
  position:absolute;top:12px;left:22px;
  font-family:var(--mono);font-size:42px;font-weight:700;line-height:1;
  color:#F6DACC;-webkit-text-stroke:1px #EFC0A9;
}
.step-card h3{font-size:18px;margin-top:16px}
.step-card p{font-size:14.5px;color:var(--muted);margin-top:10px}
.step-arrow{display:flex;align-items:center;justify-content:center;color:var(--orange);font-size:22px;font-weight:700;flex:0 0 18px}

/* ============ category grid ============ */
.cat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.cat-card{
  display:flex;flex-direction:column;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:26px 22px;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.cat-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:#F0C6B4}
.cat-icon{
  width:44px;height:44px;border-radius:50%;
  background:var(--orange-soft);color:var(--orange);
  display:grid;place-items:center;font-weight:700;font-size:15px;
  margin-bottom:16px;font-family:var(--mono);
}
.cat-card h3{font-size:16.5px}
.cat-card p{font-size:14px;color:var(--muted);margin-top:8px;flex:1}
.cat-more{display:inline-block;margin-top:16px;font-size:14px;font-weight:600;color:var(--orange)}
.cat-more::after{content:" →"}
.cat-card:hover .cat-more{text-decoration:underline;text-underline-offset:3px}

/* ============ split blocks ============ */
.split{display:grid;grid-template-columns:1.05fr 1fr;gap:52px;align-items:center}
.split-media img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--radius-card);box-shadow:var(--shadow-1);background:#EFE7DB}
.split-body h3{font-size:clamp(20px,2.2vw,26px);margin-bottom:18px}
.check-list li{display:flex;gap:14px;padding:14px 0;border-bottom:1px dashed var(--line)}
.check-list li:last-child{border-bottom:0}
.check-list li::before{
  content:"";flex:0 0 auto;width:20px;height:20px;margin-top:5px;border-radius:50%;
  background:var(--orange-soft);
  background-image:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='10' viewBox='0 0 12 10'%3E%3Cpath fill='none' stroke='%23E1552B' stroke-width='2' stroke-linecap='round' stroke-linejoin='round' d='M1 5l3.2 3.2L11 1.5'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:center;
}
.check-list strong{display:block;font-size:15.5px;color:var(--ink)}
.check-list span{display:block;font-size:14.5px;color:var(--muted);margin-top:4px}

/* ============ cross city dark ============ */
.cross{position:relative;overflow:hidden}
.cross::before{
  content:"";position:absolute;inset:0;
  background:url("/assets/images/ee707cbfbbd77ca8.webp") center/cover no-repeat;
  opacity:.16;
}
.cross>.container{position:relative;z-index:1}
.cross-top{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;flex-wrap:wrap;margin-bottom:42px}
.cross-top .section-head{margin-bottom:0}
.city-search{
  display:flex;gap:10px;background:#0B1A15;border:1px solid #2A403A;
  padding:8px;border-radius:var(--radius-pill);min-width:340px;
}
.city-search input{
  flex:1;background:transparent;border:0;color:#F4EFE6;padding:8px 16px;font-size:14.5px;
}
.city-search input::placeholder{color:#7E9189}
.city-search input:focus{outline:none}
.city-search .btn{padding:10px 22px;font-size:14px}
.cross-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.cross-card{
  background:rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.12);
  border-radius:var(--radius-card);padding:26px 22px;
  transition:background .22s ease,transform .22s ease,border-color .22s ease;
}
.cross-card:hover{background:rgba(255,255,255,.09);transform:translateY(-3px);border-color:rgba(225,85,43,.5)}
.cross-card h3{font-size:16.5px;color:#fff}
.cross-card p{font-size:14px;color:#A9B8AF;margin-top:10px}

/* ============ city tags ============ */
.city-tags{display:flex;flex-wrap:wrap;gap:10px}
.city-tag{
  padding:8px 17px;border:1px solid var(--line);border-radius:var(--radius-pill);
  font-size:14px;color:#44403A;background:#fff;
  transition:border-color .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.city-tag:hover{border-color:var(--orange);color:var(--orange);transform:translateY(-1px);box-shadow:var(--shadow-1)}
.city-tags:not(.is-open) .city-tag:nth-child(n+19){display:none}
.city-extra{margin-top:22px}
.link-more{color:var(--orange);font-weight:600;font-size:14.5px}
.link-more:hover{text-decoration:underline;text-underline-offset:3px}
#cityMore{background:none;padding:0;border:0;font-size:14.5px}

/* ============ price ============ */
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.price-card{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:16px;
  padding:36px 28px 30px;transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.price-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2)}
.price-card.is-featured{border-color:var(--orange);box-shadow:0 10px 30px rgba(225,85,43,.12)}
.price-badge{
  position:absolute;top:-13px;left:28px;
  background:var(--orange);color:#fff;font-size:12px;font-weight:600;
  padding:4px 13px;border-radius:var(--radius-pill);letter-spacing:.5px;
}
.price-name{font-size:16px;font-weight:600;color:var(--ink)}
.price-num{margin-top:12px;font-family:var(--mono);font-size:38px;font-weight:700;line-height:1;color:var(--orange)}
.price-num small{font-family:inherit;font-size:14px;color:var(--muted);font-weight:500;margin-left:6px}
.price-list{margin-top:22px}
.price-list li{display:flex;gap:10px;padding:9px 0;font-size:14.5px;color:#3E3A33;border-bottom:1px dashed var(--line)}
.price-list li:last-child{border-bottom:0}
.price-list li::before{content:"·";color:var(--orange);font-weight:700}
.price-note{margin-top:32px;font-size:13.5px;color:var(--muted);line-height:1.9;padding-top:20px;border-top:1px solid var(--line)}

/* ============ trust ============ */
.trust-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px}
.trust-box{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:34px 30px}
.trust-box h3{font-size:19px;margin-bottom:18px}
.trust-list li{display:flex;gap:12px;padding:11px 0;font-size:14.8px;color:#3E3A33;border-bottom:1px dashed var(--line)}
.trust-list li:last-child{border-bottom:0}
.trust-list b{color:var(--orange);font-family:var(--mono);font-size:13px;flex:0 0 26px;padding-top:2px}
.badge-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12.5px;color:#7A5410;background:#FDF1DC;
  border:1px solid #F3DCAE;padding:5px 13px;border-radius:var(--radius-pill);
}

/* ============ timeline ============ */
.timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;position:relative;padding-top:6px}
.timeline::before{content:"";position:absolute;left:11%;right:11%;top:26px;height:2px;background:var(--line)}
.tl-node{position:relative;text-align:center;z-index:1}
.tl-dot{width:22px;height:22px;border-radius:50%;background:#fff;border:3px solid var(--line);margin:0 auto 20px}
.tl-node.is-done .tl-dot{border-color:var(--orange);background:var(--orange)}
.tl-node.is-active .tl-dot{border-color:var(--orange);background:#fff;box-shadow:0 0 0 6px rgba(225,85,43,.16)}
.tl-node h4{font-size:15.5px}
.tl-node p{font-size:13.5px;color:var(--muted);margin-top:6px;font-family:var(--mono)}

/* ============ reviews ============ */
.review-top{display:flex;align-items:baseline;gap:12px;margin-bottom:30px;flex-wrap:wrap}
.review-score{font-family:var(--mono);font-size:34px;font-weight:700;color:var(--orange);line-height:1}
.review-top span{font-size:14px;color:var(--muted)}
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.review-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:26px 24px}
.stars{color:var(--amber);font-size:15px;letter-spacing:3px}
.review-card p{font-size:14.8px;color:#3E3A33;margin-top:14px}
.review-meta{display:flex;justify-content:space-between;gap:10px;margin-top:18px;padding-top:14px;border-top:1px dashed var(--line);font-size:13px;color:var(--muted)}

/* ============ enterprise ============ */
.enterprise{
  display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center;
  background:#fff;border:1px solid var(--line);border-radius:18px;padding:46px;
  box-shadow:var(--shadow-1);
}
.enterprise h2{font-size:clamp(21px,2.4vw,30px)}
.enterprise p.lead{color:var(--muted);font-size:15px;margin-top:14px}
.enterprise ul{margin-top:20px}
.enterprise ul li{display:flex;gap:10px;font-size:14.8px;color:#3E3A33;padding:7px 0}
.enterprise ul li::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--orange);margin-top:11px;flex:0 0 auto}
.enterprise-media img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--radius-card);background:#EFE7DB}

/* ============ news ============ */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.news-card{
  display:flex;flex-direction:column;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:24px 22px;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.news-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:#F0C6B4}
.news-cat{
  display:inline-block;align-self:flex-start;
  font-size:12px;font-weight:600;color:var(--orange);
  background:var(--orange-soft);border:1px solid #F2CDBC;
  padding:3px 11px;border-radius:var(--radius-pill);
}
.news-card h3{
  font-size:16.5px;margin-top:14px;line-height:1.5;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-card p{
  font-size:14px;color:var(--muted);margin-top:10px;flex:1;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:18px;padding-top:14px;border-top:1px dashed var(--line)}
.news-foot time{font-size:13px;color:var(--muted);font-family:var(--mono)}
.news-empty{
  text-align:center;padding:56px 24px;background:#fff;
  border:1px dashed var(--line);border-radius:var(--radius-card);
}
.news-empty .empty-icon{
  display:inline-grid;place-items:center;width:48px;height:48px;border-radius:50%;
  background:var(--orange-soft);color:var(--orange);font-weight:700;font-size:20px;margin-bottom:16px;
}
.news-empty p{color:var(--muted);font-size:14.8px}

/* ============ faq ============ */
.faq-list{max-width:880px}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item:first-child{border-top:1px solid var(--line)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:22px 20px;text-align:left;font-size:16px;font-weight:600;color:var(--ink);
  transition:color .2s ease,background .2s ease;
  border-left:3px solid transparent;
}
.faq-q:hover{color:var(--orange)}
.faq-icon{
  position:relative;flex:0 0 auto;width:22px;height:22px;border-radius:50%;
  border:1px solid var(--line);transition:transform .26s ease,border-color .2s ease,background .2s ease;
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;background:var(--muted);border-radius:2px;
  transition:background .2s ease;
}
.faq-icon::before{width:9px;height:1.5px;top:10px;left:6px}
.faq-icon::after{width:1.5px;height:9px;top:6px;left:10px}
.faq-q[aria-expanded="true"]{background:#fff;border-left-color:var(--orange);color:var(--orange)}
.faq-q[aria-expanded="true"] .faq-icon{transform:rotate(180deg);border-color:var(--orange);background:var(--orange-soft)}
.faq-q[aria-expanded="true"] .faq-icon::before,
.faq-q[aria-expanded="true"] .faq-icon::after{background:var(--orange)}
.faq-q[aria-expanded="true"] .faq-icon::after{opacity:0}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-a p{font-size:14.8px;color:var(--muted);padding:0 20px 22px;max-width:760px}

/* ============ urgent cta ============ */
.urgent{position:relative;background:var(--orange);color:#fff;padding:76px 0;text-align:center;overflow:hidden}
.urgent::before{
  content:"";position:absolute;inset:-30%;
  background:repeating-linear-gradient(45deg,rgba(255,255,255,.09) 0 2px,transparent 2px 14px);
  pointer-events:none;
}
.urgent .container{position:relative;z-index:1}
.urgent h2{font-size:clamp(22px,2.8vw,34px);color:#fff}
.urgent .urgent-sub{margin-top:12px;font-size:15px;color:rgba(255,255,255,.88)}
.urgent-phone{
  display:block;margin:20px 0 26px;
  font-family:var(--mono);font-size:clamp(30px,5vw,52px);font-weight:700;color:#fff;letter-spacing:1px;
}
.urgent-phone:hover{color:#FFE7DA}
.urgent .btn-light{box-shadow:0 10px 26px rgba(0,0,0,.16)}

/* ============ partner ============ */
.partner{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:start}
.partner-body h2{font-size:clamp(21px,2.4vw,30px)}
.partner-body>p{color:var(--muted);font-size:15px;margin-top:14px}
.partner-points{margin-top:26px}
.partner-points li{display:flex;gap:14px;padding:13px 0;border-bottom:1px dashed var(--line);font-size:15px;color:#3E3A33}
.partner-points li:last-child{border-bottom:0}
.partner-points b{color:var(--orange);font-family:var(--mono);font-size:13px;flex:0 0 26px;padding-top:3px}
.partner-form{background:#fff;border:1px solid var(--line);border-radius:16px;padding:32px 28px;box-shadow:var(--shadow-1)}
.field{margin-bottom:18px}
.field label{display:block;font-size:13.5px;font-weight:600;color:#3E3A33;margin-bottom:7px}
.req{color:var(--danger)}
.field input,.field textarea{
  width:100%;padding:12px 15px;border:1px solid var(--line);border-radius:var(--radius-input);
  background:#FEFCF9;transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.field input::placeholder,.field textarea::placeholder{color:#A9A29A}
.field input:focus,.field textarea:focus{
  outline:none;border-color:var(--orange);background:#fff;
  box-shadow:0 0 0 4px rgba(225,85,43,.14);
}
.form-tip{font-size:12.5px;color:var(--muted);margin-top:14px;line-height:1.8}

/* ============ footer ============ */
.site-footer{background:var(--deep);color:#D9D3C7;padding-top:70px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:44px;padding-bottom:52px}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:18px}
.footer-brand .brand-mark{box-shadow:none}
.footer-brand strong{display:block;font-size:16px;color:#fff;line-height:1.3}
.footer-brand small{display:block;font-size:12px;color:#8FA29A;letter-spacing:.4px;margin-top:2px}
.footer-phone{
  display:inline-block;font-family:var(--mono);font-size:24px;font-weight:700;color:#fff;letter-spacing:.5px;
}
.footer-phone:hover{color:var(--amber)}
.footer-text{font-size:13.5px;color:#98A8A1;margin-top:12px;line-height:1.9;max-width:300px}
.footer-col h4{font-size:14px;color:#fff;margin-bottom:16px;letter-spacing:.5px}
.footer-col ul li{margin-bottom:11px}
.footer-col ul a{font-size:14px;color:#B6C2BB;position:relative}
.footer-col ul a:hover{color:#fff;text-decoration:underline;text-decoration-color:var(--orange);text-underline-offset:4px}
.footer-col ul span{font-size:14px;color:#8FA29A}
.footer-bottom{border-top:1px solid #24382F;padding:22px 0}
.footer-bottom-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.footer-bottom p{font-size:13px;color:#83938B}

/* ============ mobile bar ============ */
.mobile-bar{display:none}

/* ============ responsive ============ */
@media (max-width:1200px){
  .cat-grid{grid-template-columns:repeat(3,1fr)}
  .cross-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:1024px){
  .header-inner{height:66px}
  .nav-toggle{display:flex}
  .main-nav{
    position:fixed;top:66px;left:0;right:0;z-index:79;
    flex-direction:column;align-items:stretch;gap:2px;
    background:#fff;border-bottom:1px solid var(--line);
    padding:14px 18px 22px;box-shadow:var(--shadow-2);
    max-height:calc(100vh - 66px);overflow-y:auto;
    transform:translateY(-14px);opacity:0;pointer-events:none;
    transition:transform .24s ease,opacity .24s ease;
  }
  .main-nav.is-open{transform:translateY(0);opacity:1;pointer-events:auto}
  .main-nav a{padding:14px 12px;font-size:16px;border-bottom:1px solid var(--line)}
  .main-nav a::after{display:none}
  .main-nav a.active{background:var(--orange-soft);border-radius:8px}
  .hero-inner{grid-template-columns:1fr;gap:40px}
  .call-card{max-width:520px}
  .split,.trust-grid,.enterprise,.partner{grid-template-columns:1fr;gap:32px}
  .price-grid,.review-grid,.news-grid{grid-template-columns:repeat(2,1fr)}
  .stat-strip .container{grid-template-columns:repeat(2,1fr)}
  .stat-item:nth-child(3){border-left:0}
  .stat-item:nth-child(1),.stat-item:nth-child(2){border-bottom:1px solid var(--line)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
  .city-search{min-width:0;width:100%}
  .cross-top{align-items:stretch}
}
@media (max-width:768px){
  .container{padding:0 16px}
  .section{padding:56px 0}
  .hero{padding:44px 0 56px}
  .hero h1{letter-spacing:-.3px}
  .hero-actions .btn{flex:1 1 auto}
  .cat-grid{grid-template-columns:repeat(2,1fr);gap:16px}
  .step-row{flex-direction:column;gap:16px}
  .step-arrow{transform:rotate(90deg);flex:0 0 auto}
  .timeline{grid-template-columns:1fr;gap:0;padding-top:0}
  .timeline::before{left:10px;right:auto;top:8px;bottom:8px;width:2px;height:auto}
  .tl-node{text-align:left;display:grid;grid-template-columns:22px 1fr;gap:18px;padding:16px 0}
  .tl-dot{margin:2px 0 0}
  .enterprise{padding:28px 22px}
  .urgent{padding:52px 0}
  .mobile-bar{
    display:flex;position:fixed;left:0;right:0;bottom:0;z-index:90;
    height:56px;background:var(--orange);box-shadow:0 -6px 18px rgba(28,27,24,.16);
  }
  .mobile-bar a{
    flex:1;display:flex;align-items:center;justify-content:center;gap:10px;
    color:#fff;font-size:15px;font-weight:600;
  }
  .mobile-bar svg{width:18px;height:18px}
  body{padding-bottom:56px}
  .header-cta .call-pill{display:none}
  .footer-bottom-inner{flex-direction:column;align-items:flex-start;gap:8px}
}
@media (max-width:520px){
  .price-grid,.review-grid,.news-grid,.cat-grid,.cross-grid{grid-template-columns:1fr}
  .stat-strip .container{grid-template-columns:1fr}
  .stat-item{border-left:0;border-bottom:1px solid var(--line);padding:24px 4px}
  .stat-item:last-child{border-bottom:0}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .brand-text strong{font-size:14px}
  .brand-text small{font-size:11px}
  .hero h1{font-size:26px}
  .faq-q{font-size:15px;padding:18px 14px}
  .faq-a p{padding:0 14px 18px}
}

/* roulang page: article */
:root{
  --orange:#E1552B;
  --orange-dark:#C74419;
  --orange-soft:#FBEAE2;
  --deep:#12251F;
  --deep-2:#0C1A15;
  --cream:#FAF5EE;
  --white:#FFFFFF;
  --line:#E7DED2;
  --ink:#1C1B18;
  --muted:#6B655C;
  --amber:#F2B24C;
  --danger:#B4372B;
  --shadow-1:0 2px 8px rgba(28,27,24,.06);
  --shadow-2:0 10px 28px rgba(28,27,24,.10);
  --radius-card:14px;
  --radius-pill:999px;
  --radius-input:10px;
  --container:1200px;
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,"Courier New",monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--ink);
  background:var(--cream);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color .2s ease}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
input,select,textarea{font-family:inherit;font-size:15px;color:var(--ink)}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.2px;line-height:1.35}
p{margin:0}
ul,ol{margin:0}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}

/* ============ header ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(255,255,255,.94);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:var(--shadow-1)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:72px}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.brand-mark{
  width:44px;height:44px;border-radius:50%;
  background:var(--orange);color:#fff;
  display:grid;place-items:center;
  font-family:var(--mono);font-size:14px;font-weight:700;letter-spacing:.5px;
  box-shadow:0 6px 16px rgba(225,85,43,.28);
  flex:0 0 auto;
}
.brand-text strong{display:block;font-size:16px;line-height:1.25;letter-spacing:-.2px}
.brand-text small{display:block;font-size:12px;color:var(--muted);letter-spacing:.5px;margin-top:2px}
.main-nav{display:flex;align-items:center;gap:2px}
.main-nav a{
  position:relative;display:inline-block;
  padding:10px 13px;font-size:15px;color:#3A362F;border-radius:8px;
}
.main-nav a::after{
  content:"";position:absolute;left:13px;right:13px;bottom:3px;height:2px;
  background:var(--orange);border-radius:2px;
  transform:scaleX(0);transform-origin:left center;
  transition:transform .22s ease;
}
.main-nav a:hover{color:var(--orange)}
.main-nav a:hover::after,.main-nav a.active::after{transform:scaleX(1)}
.main-nav a.active{color:var(--orange);font-weight:600}
.header-cta{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.call-pill{
  display:inline-flex;align-items:center;gap:10px;
  background:var(--orange);color:#fff;
  padding:10px 20px;border-radius:var(--radius-pill);
  font-size:14px;font-weight:600;
  box-shadow:0 6px 18px rgba(225,85,43,.26);
  transition:background .2s ease,transform .2s ease,box-shadow .2s ease;
}
.call-pill strong{font-family:var(--mono);font-size:15px;letter-spacing:.5px}
.call-pill:hover{background:var(--orange-dark);transform:translateY(-2px);box-shadow:0 10px 24px rgba(225,85,43,.32)}
.call-pill:active{transform:translateY(-1px)}
.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:10px;
  background:#fff;align-items:center;justify-content:center;flex-direction:column;gap:4px;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;transition:transform .22s ease,opacity .22s ease}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* ============ buttons / tags ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:var(--radius-pill);
  font-size:15px;font-weight:600;border:1px solid transparent;
  transition:transform .2s ease,background .2s ease,box-shadow .2s ease,color .2s ease,border-color .2s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--orange);color:#fff;box-shadow:0 6px 18px rgba(225,85,43,.26)}
.btn-primary:hover{background:var(--orange-dark);transform:translateY(-2px);box-shadow:0 12px 26px rgba(225,85,43,.3)}
.btn-primary:active{transform:translateY(-1px)}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--orange);color:var(--orange);transform:translateY(-2px)}
.btn-light{background:#fff;color:var(--orange)}
.btn-light:hover{background:#FFF4EE;transform:translateY(-2px)}
.btn-block{width:100%}
.tag{
  display:inline-flex;align-items:center;
  font-size:12.5px;letter-spacing:.5px;color:var(--muted);
  background:#F3EDE4;border:1px solid var(--line);
  padding:4px 12px;border-radius:var(--radius-pill);
}
.tag-orange{color:var(--orange);background:var(--orange-soft);border-color:#F2CDBC;font-weight:600}
.tag-amber{color:#8A5B0B;background:#FDF2DC;border-color:#F3DDB4;font-weight:600}

/* ============ breadcrumb ============ */
.crumb-bar{background:var(--cream);border-bottom:1px solid var(--line);padding:20px 0 18px}
.crumb-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--muted);flex-wrap:wrap}
.breadcrumb a{color:var(--muted)}
.breadcrumb a:hover{color:var(--orange);text-decoration:underline;text-underline-offset:3px}
.breadcrumb .sep{color:#BFB5A6}
.breadcrumb .current{color:var(--ink);font-weight:600;max-width:520px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.crumb-tags{display:flex;gap:8px;flex-wrap:wrap}

/* ============ article head ============ */
.article-head{background:var(--white);padding:52px 0 46px;border-bottom:1px solid var(--line)}
.article-head-inner{max-width:900px}
.kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:600;letter-spacing:.5px;
  color:var(--orange);background:var(--orange-soft);
  border:1px solid #F2CDBC;padding:5px 14px;border-radius:var(--radius-pill);
}
.kicker::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--orange);box-shadow:0 0 0 4px rgba(225,85,43,.16)}
.article-head h1{font-size:clamp(26px,3.6vw,42px);line-height:1.28;margin-top:20px;letter-spacing:-.6px}
.article-lead{margin-top:18px;font-size:15.5px;color:var(--muted);line-height:1.9;max-width:820px}
.meta-row{
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
  margin-top:26px;padding-top:22px;border-top:1px solid var(--line);
}
.meta-item{display:inline-flex;align-items:center;gap:6px;font-size:13.5px;color:var(--muted)}
.meta-item strong{color:var(--ink);font-weight:600}
.meta-dot{width:4px;height:4px;border-radius:50%;background:#CFC5B6}
.share-box{margin-left:auto;display:flex;align-items:center;gap:8px}
.share-label{font-size:13px;color:var(--muted)}
.share-btn{
  display:inline-flex;align-items:center;justify-content:center;
  height:34px;padding:0 14px;border-radius:var(--radius-pill);
  border:1px solid var(--line);background:#fff;font-size:13px;color:#3A362F;
  transition:border-color .2s ease,color .2s ease,transform .2s ease;
}
.share-btn:hover{border-color:var(--orange);color:var(--orange);transform:translateY(-2px)}
.share-btn:focus-visible{outline:2px solid var(--orange);outline-offset:2px}

/* ============ article layout ============ */
.article-main{background:var(--cream);padding:56px 0 24px}
.article-layout{display:grid;grid-template-columns:minmax(0,760px) 300px;gap:44px;justify-content:center;align-items:start}
.article-body{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:46px 48px 40px;box-shadow:var(--shadow-1);
}
.article-content{font-size:16px;line-height:1.9;color:#2A2721}
.article-content>*:first-child{margin-top:0}
.article-content h2{font-size:clamp(21px,2.4vw,27px);margin:36px 0 14px;padding-left:14px;border-left:4px solid var(--orange);line-height:1.45}
.article-content h3{font-size:18.5px;margin:26px 0 10px}
.article-content h4{font-size:16.5px;margin:22px 0 8px}
.article-content p{margin:0 0 18px}
.article-content ul,.article-content ol{margin:0 0 18px;padding-left:22px}
.article-content li{margin:8px 0}
.article-content a{color:var(--orange);text-decoration:underline;text-underline-offset:3px}
.article-content a:hover{color:var(--orange-dark)}
.article-content blockquote{
  margin:24px 0;padding:16px 22px;
  border-left:4px solid var(--orange);
  background:#FBF6EF;border-radius:0 12px 12px 0;
  color:#3E3A33;font-size:15.5px;
}
.article-content img{border-radius:12px;margin:22px 0 10px}
.article-content figcaption{font-size:13px;color:var(--muted);text-align:center;margin-bottom:22px}
.article-content code{background:#F3EDE4;padding:2px 6px;border-radius:6px;font-family:var(--mono);font-size:14px;color:#8A3A18}
.article-content pre{background:var(--deep);color:#EDE7DC;padding:18px 20px;border-radius:12px;overflow:auto;font-size:14px;line-height:1.7}
.article-content pre code{background:none;color:inherit;padding:0}
.article-content table{width:100%;border-collapse:collapse;margin:22px 0;font-size:15px}
.article-content th,.article-content td{border:1px solid var(--line);padding:11px 14px;text-align:left}
.article-content th{background:#F7F1E8;font-weight:600}
.article-content hr{border:0;border-top:1px solid var(--line);margin:32px 0}

/* key points box */
.key-box{
  margin:34px 0 8px;padding:24px 26px;
  background:#FBF6EF;border:1px solid var(--line);border-left:4px solid var(--orange);
  border-radius:12px;
}
.key-box h4{font-size:16px;margin:0 0 12px;color:var(--ink)}
.key-box ul{list-style:none;margin:0;padding:0}
.key-box li{
  position:relative;padding-left:24px;margin:9px 0;
  font-size:15px;color:#3E3A33;line-height:1.75;
}
.key-box li::before{
  content:"";position:absolute;left:2px;top:10px;
  width:8px;height:8px;border-radius:50%;background:var(--orange);opacity:.85;
}

/* empty state */
.empty-state{padding:26px 0 8px;text-align:center}
.empty-icon{
  width:64px;height:64px;border-radius:50%;
  background:var(--orange-soft);color:var(--orange);
  display:grid;place-items:center;margin:0 auto 16px;
  font-family:var(--mono);font-weight:700;font-size:18px;
}
.empty-state h3{font-size:19px;margin-bottom:8px}
.empty-state p{color:var(--muted);font-size:14.5px;margin-bottom:18px}

/* aside */
.article-aside{position:sticky;top:96px;display:flex;flex-direction:column;gap:18px}
.aside-card{
  background:var(--deep);color:#F4EFE6;
  border:2px solid var(--orange);border-radius:18px;
  padding:26px 24px;box-shadow:var(--shadow-2);
}
.aside-card h3{font-size:16px;color:#fff;letter-spacing:-.2px}
.aside-card p{font-size:13px;color:#B9C4BD;margin-top:8px}
.aside-phone{
  display:block;margin:16px 0 4px;
  font-family:var(--mono);font-size:26px;font-weight:700;color:#fff;letter-spacing:.5px;
}
.aside-phone:hover{color:var(--amber)}
.aside-card .btn{margin-top:14px}
.aside-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.aside-tags span{
  font-size:12px;color:#DDE4DE;border:1px solid rgba(255,255,255,.2);
  padding:4px 10px;border-radius:var(--radius-pill);
}
.aside-plain{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:22px 22px;box-shadow:var(--shadow-1);
}
.aside-plain h4{font-size:14.5px;margin-bottom:12px}
.aside-plain ul{list-style:none;padding:0;margin:0}
.aside-plain li{font-size:13.5px;color:var(--muted);padding:9px 0;border-bottom:1px dashed var(--line);display:flex;justify-content:space-between;gap:10px}
.aside-plain li:last-child{border-bottom:0}
.aside-plain li strong{color:var(--ink);font-weight:600}

/* ============ convert bar ============ */
.convert-bar{background:var(--deep);margin-top:36px;padding:0}
.convert-inner{
  display:flex;align-items:center;justify-content:space-between;gap:28px;
  padding:30px 0;flex-wrap:wrap;
}
.convert-text h3{font-size:20px;color:#fff;letter-spacing:-.3px}
.convert-text p{font-size:13.5px;color:#B9C4BD;margin-top:6px}
.convert-right{display:flex;align-items:center;gap:22px;flex-wrap:wrap}
.convert-phone{font-family:var(--mono);font-size:26px;font-weight:700;color:#fff;letter-spacing:.5px}
.convert-phone:hover{color:var(--amber)}

/* ============ related ============ */
.related-section{background:var(--white);padding:64px 0 60px;border-top:1px solid var(--line)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px;flex-wrap:wrap}
.section-head h2{font-size:clamp(21px,2.4vw,27px)}
.section-head p{font-size:14px;color:var(--muted);margin-top:6px}
.section-link{
  font-size:14px;font-weight:600;color:var(--orange);
  display:inline-flex;align-items:center;gap:6px;
}
.section-link:hover{text-decoration:underline;text-underline-offset:3px}
.rel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.rel-card{
  display:flex;flex-direction:column;gap:10px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:22px 22px 20px;box-shadow:var(--shadow-1);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.rel-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:#DCCFBD}
.rel-card h3{
  font-size:16px;line-height:1.55;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.rel-card:hover h3{color:var(--orange)}
.rel-meta{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:auto;padding-top:10px;border-top:1px solid var(--line)}
.rel-meta span{font-size:12.5px;color:var(--muted)}
.empty-line{
  background:#FBF6EF;border:1px dashed var(--line);border-radius:var(--radius-card);
  padding:22px 24px;font-size:14.5px;color:var(--muted);
}

/* ============ article foot ============ */
.article-foot{background:var(--cream);padding:42px 0 64px}
.foot-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap}
.foot-links{display:flex;align-items:center;gap:14px;flex-wrap:wrap;font-size:14px}
.foot-links a{color:#3A362F;font-weight:600}
.foot-links a:hover{color:var(--orange);text-decoration:underline;text-underline-offset:3px}
.foot-sep{color:#C6BCAD}
.back-home{
  display:inline-flex;align-items:center;gap:8px;
  font-size:14px;font-weight:600;color:var(--orange);
  border:1px solid #F2CDBC;background:#fff;padding:10px 20px;border-radius:var(--radius-pill);
  transition:transform .2s ease,background .2s ease;
}
.back-home:hover{background:var(--orange-soft);transform:translateY(-2px)}

/* ============ footer ============ */
.site-footer{background:var(--deep);color:#DED9CF;padding:64px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:36px;padding-bottom:48px}
.footer-brand{display:flex;align-items:center;gap:12px}
.footer-brand strong{display:block;font-size:16px;color:#fff;line-height:1.3}
.footer-brand small{display:block;font-size:12px;color:#8FA098;letter-spacing:.5px;margin-top:2px}
.footer-phone{
  display:inline-block;margin-top:18px;
  font-family:var(--mono);font-size:22px;font-weight:700;color:#fff;letter-spacing:.5px;
}
.footer-phone:hover{color:var(--amber)}
.footer-text{font-size:13.5px;color:#9FAEA6;margin-top:12px;line-height:1.85;max-width:340px}
.footer-col h4{font-size:14.5px;color:#fff;margin-bottom:16px;letter-spacing:.3px}
.footer-col ul{list-style:none;padding:0;margin:0}
.footer-col li{margin:10px 0;font-size:13.5px;color:#9FAEA6}
.footer-col a{color:#CFC9BF;position:relative}
.footer-col a:hover{color:var(--orange);text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:1px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:18px 0}
.footer-bottom-inner{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.footer-bottom-inner p{font-size:12.5px;color:#84958C}

/* mobile call bar */
.mobile-call-bar{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:90;
  height:56px;background:var(--orange);color:#fff;
  align-items:center;justify-content:center;gap:10px;
  font-size:15px;font-weight:600;box-shadow:0 -6px 18px rgba(28,27,24,.16);
}
.mobile-call-bar strong{font-family:var(--mono);letter-spacing:.5px}

/* ============ responsive ============ */
@media (max-width:1024px){
  .article-layout{grid-template-columns:minmax(0,1fr);gap:30px}
  .article-aside{position:static;flex-direction:row;flex-wrap:wrap}
  .article-aside>*{flex:1 1 300px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .rel-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:992px){
  .main-nav{
    display:none;position:absolute;top:72px;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:0;
    background:#fff;border-bottom:1px solid var(--line);
    padding:10px 20px 18px;box-shadow:var(--shadow-2);
  }
  .main-nav.is-open{display:flex}
  .main-nav a{padding:13px 8px;font-size:15.5px;border-bottom:1px solid #F4EEE5}
  .main-nav a:last-child{border-bottom:0}
  .main-nav a::after{display:none}
  .nav-toggle{display:flex}
  .header-inner{height:64px}
  .call-pill{padding:9px 14px;font-size:13px}
  .call-pill span{display:none}
}
@media (max-width:768px){
  .container{padding:0 16px}
  .article-head{padding:34px 0 30px}
  .article-body{padding:28px 22px 24px}
  .article-main{padding:34px 0 16px}
  .crumb-bar{padding:14px 0}
  .breadcrumb .current{max-width:100%;white-space:normal}
  .meta-row{gap:8px}
  .share-box{margin-left:0;width:100%;margin-top:6px}
  .convert-inner{padding:24px 0;gap:16px}
  .convert-phone{font-size:22px}
  .related-section{padding:44px 0}
  .rel-grid{grid-template-columns:1fr;gap:16px}
  .article-foot{padding:32px 0 90px}
  .footer-grid{grid-template-columns:1fr;gap:26px;padding-bottom:32px}
  .mobile-call-bar{display:flex}
  .brand-text strong{font-size:14.5px}
  .brand-text small{font-size:11px}
}
@media (max-width:480px){
  .article-head h1{font-size:24px}
  .article-lead{font-size:14.5px}
  .key-box{padding:18px 18px}
  .aside-card{padding:22px 18px}
  .footer-bottom-inner{flex-direction:column;align-items:flex-start}
  .btn{padding:12px 20px;font-size:14.5px}
}

/* roulang page: category1 */
:root{
  --orange:#E1552B;
  --orange-dark:#C74419;
  --orange-soft:#FBEAE2;
  --deep:#12251F;
  --deep-2:#0C1A15;
  --cream:#FAF5EE;
  --white:#FFFFFF;
  --line:#E7DED2;
  --ink:#1C1B18;
  --muted:#6B655C;
  --amber:#F2B24C;
  --danger:#B4372B;
  --shadow-1:0 2px 8px rgba(28,27,24,.06);
  --shadow-2:0 10px 28px rgba(28,27,24,.10);
  --radius-card:14px;
  --radius-pill:999px;
  --radius-input:10px;
  --container:1200px;
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,"Courier New",monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--ink);
  background:var(--cream);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color .2s ease}
a:hover{color:var(--orange)}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
input,select,textarea{font-family:inherit;font-size:15px;color:var(--ink)}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.2px;line-height:1.3}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
:focus-visible{outline:2px solid var(--orange);outline-offset:3px;border-radius:4px}
/* ============ header ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(255,255,255,.94);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:var(--shadow-1)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:72px}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.brand-mark{
  width:44px;height:44px;border-radius:50%;
  background:var(--orange);color:#fff;
  display:grid;place-items:center;
  font-family:var(--mono);font-size:14px;font-weight:700;letter-spacing:.5px;
  box-shadow:0 6px 16px rgba(225,85,43,.28);
  flex:0 0 auto;
}
.brand-text strong{display:block;font-size:16px;line-height:1.25;letter-spacing:-.2px}
.brand-text small{display:block;font-size:12px;color:var(--muted);letter-spacing:.5px;margin-top:2px}
.main-nav{display:flex;align-items:center;gap:2px}
.main-nav a{
  position:relative;display:inline-block;
  padding:10px 13px;font-size:15px;color:#3A362F;border-radius:8px;
}
.main-nav a::after{
  content:"";position:absolute;left:13px;right:13px;bottom:3px;height:2px;
  background:var(--orange);border-radius:2px;
  transform:scaleX(0);transform-origin:left center;
  transition:transform .22s ease;
}
.main-nav a:hover{color:var(--orange)}
.main-nav a:hover::after,.main-nav a.active::after{transform:scaleX(1)}
.main-nav a.active{color:var(--orange);font-weight:600}
.header-cta{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.call-pill{
  display:inline-flex;align-items:center;gap:10px;
  background:var(--orange);color:#fff;
  padding:10px 20px;border-radius:var(--radius-pill);
  font-size:14px;font-weight:600;
  box-shadow:0 6px 18px rgba(225,85,43,.26);
  transition:background .2s ease,transform .2s ease,box-shadow .2s ease;
}
.call-pill strong{font-family:var(--mono);font-size:15px;letter-spacing:.5px}
.call-pill:hover{background:var(--orange-dark);color:#fff;transform:translateY(-2px);box-shadow:0 10px 24px rgba(225,85,43,.32)}
.call-pill:active{transform:translateY(-1px)}
.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:10px;
  background:#fff;align-items:center;justify-content:center;flex-direction:column;gap:4px;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;transition:transform .22s ease,opacity .22s ease}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
/* ============ buttons ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:var(--radius-pill);
  font-size:15px;font-weight:600;border:1px solid transparent;
  transition:transform .2s ease,background .2s ease,box-shadow .2s ease,color .2s ease,border-color .2s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--orange);color:#fff;box-shadow:0 6px 18px rgba(225,85,43,.26)}
.btn-primary:hover{background:var(--orange-dark);color:#fff;transform:translateY(-2px);box-shadow:0 12px 26px rgba(225,85,43,.3)}
.btn-primary:active{transform:translateY(-1px)}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--orange);color:var(--orange);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(-1px)}
.btn-block{width:100%}
.btn-light{background:#fff;color:var(--orange)}
.btn-light:hover{background:#FFF4EE;color:var(--orange-dark);transform:translateY(-2px)}
/* ============ section basics ============ */
.section{padding:88px 0}
.section-cream{background:var(--cream)}
.section-white{background:var(--white)}
.section-head{max-width:760px;margin-bottom:40px}
.section-head h2{font-size:clamp(22px,2.6vw,32px);margin-top:14px}
.section-head p{margin-top:14px;color:var(--muted);font-size:15px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.5px;
  color:var(--orange);background:var(--orange-soft);
  border:1px solid #F2CDBC;padding:6px 15px;border-radius:var(--radius-pill);
}
.eyebrow::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--orange);box-shadow:0 0 0 4px rgba(225,85,43,.16)}
.text-link{color:var(--orange);font-weight:600;border-bottom:1px solid transparent;transition:border-color .2s ease,color .2s ease}
.text-link:hover{border-bottom-color:var(--orange)}
.tag{
  display:inline-block;font-size:12px;font-weight:600;letter-spacing:.5px;
  color:var(--orange-dark);background:var(--orange-soft);
  border:1px solid #F4D6C7;border-radius:var(--radius-pill);
  padding:3px 11px;
}
/* ============ category hero ============ */
.cat-hero{position:relative;background:var(--cream);padding:44px 0 76px;overflow:hidden}
.cat-hero::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(18,37,31,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(18,37,31,.045) 1px,transparent 1px);
  background-size:48px 48px;
  mask-image:radial-gradient(ellipse at 78% 10%,#000 0%,transparent 70%);
  -webkit-mask-image:radial-gradient(ellipse at 78% 10%,#000 0%,transparent 70%);
  pointer-events:none;
}
.cat-hero .container{position:relative;z-index:1}
.breadcrumb{display:flex;align-items:center;gap:9px;font-size:13px;color:var(--muted);margin-bottom:26px;flex-wrap:wrap}
.breadcrumb a:hover{color:var(--orange)}
.breadcrumb .sep{color:#C4B9A8}
.breadcrumb .current{color:var(--ink);font-weight:600}
.cat-hero-grid{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:52px;align-items:start}
.cat-hero h1{font-size:clamp(26px,3.6vw,42px);line-height:1.24;margin-top:18px;letter-spacing:-.6px}
.cat-hero-sub{margin-top:18px;font-size:17px;font-weight:600;color:#3E3A33}
.cat-hero-desc{margin-top:12px;font-size:15px;color:var(--muted);max-width:580px}
.cat-points{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.cat-points li{
  font-size:13px;font-weight:600;color:#3E3A33;background:#fff;
  border:1px solid var(--line);border-radius:var(--radius-pill);padding:7px 15px;
  box-shadow:var(--shadow-1);
}
/* quick call card */
.call-card{
  background:var(--deep);color:#F4EFE6;
  border:2px solid var(--orange);border-radius:18px;
  padding:28px 26px 26px;box-shadow:var(--shadow-2);
}
.cc-label{font-size:12px;letter-spacing:1.2px;color:#A8BDB4;margin-bottom:6px}
.cc-phone{
  display:block;font-family:var(--mono);font-size:clamp(24px,2.4vw,30px);font-weight:700;
  color:#fff;letter-spacing:1px;line-height:1.2;transition:color .2s ease;
}
.cc-phone:hover{color:var(--amber)}
.cc-text{font-size:13px;color:#B9C9C1;margin-top:12px;line-height:1.7}
.cc-actions{margin-top:20px;display:grid;gap:10px}
.cc-hours{display:flex;align-items:center;gap:8px;font-size:12px;color:#A8BDB4;margin-top:16px;padding-top:16px;border-top:1px solid rgba(255,255,255,.12)}
.cc-hours::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--amber);box-shadow:0 0 0 3px rgba(242,178,76,.18)}
.cc-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.cc-tags li{font-size:12px;color:#D8E3DE;border:1px solid rgba(255,255,255,.18);border-radius:var(--radius-pill);padding:4px 11px}
/* ============ stats bar ============ */
.stats-bar{background:var(--white);padding:34px 0;border-bottom:1px solid var(--line)}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.stat-cell{padding:6px 28px;border-left:1px solid var(--line)}
.stat-cell:first-child{border-left:0;padding-left:0}
.stat-num{display:block;font-family:var(--mono);font-size:clamp(20px,2.2vw,27px);font-weight:700;color:var(--deep);letter-spacing:-.5px}
.stat-num em{font-style:normal;color:var(--orange)}
.stat-label{display:block;font-size:14px;font-weight:600;margin-top:6px;color:#3E3A33}
.stat-note{display:block;font-size:12.5px;color:var(--muted);margin-top:2px}
/* ============ service cards ============ */
.svc-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}
.svc-card{
  position:relative;background:#fff;border:1px solid var(--line);border-left:3px solid var(--orange);
  border-radius:var(--radius-card);padding:24px 26px 22px;
  box-shadow:var(--shadow-1);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.svc-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2)}
.svc-head{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.svc-meta{font-size:12.5px;color:var(--muted);font-family:var(--mono);letter-spacing:.3px}
.svc-card h3{font-size:18px;margin-top:14px}
.svc-card p{font-size:14.5px;color:var(--muted);margin-top:10px}
.svc-foot{
  margin-top:18px;padding-top:14px;border-top:1px dashed var(--line);
  display:flex;align-items:center;gap:8px;font-size:13px;color:#3E3A33;
}
.svc-foot::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--amber);flex:0 0 auto}
.list-more{margin-top:34px;text-align:center;font-size:15px}
/* ============ scope ============ */
.scope-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,460px);gap:52px;align-items:center}
.scope-list{display:grid;gap:18px;margin-top:26px}
.scope-list li{display:grid;grid-template-columns:26px minmax(0,1fr);gap:14px;align-items:start}
.scope-list .dot{
  width:26px;height:26px;border-radius:50%;background:var(--orange-soft);color:var(--orange-dark);
  display:grid;place-items:center;font-size:12px;font-weight:700;font-family:var(--mono);margin-top:3px;
}
.scope-list strong{display:block;font-size:15.5px}
.scope-list span{display:block;font-size:14px;color:var(--muted);margin-top:2px}
.scope-media{position:relative;border-radius:var(--radius-card);overflow:hidden;background:var(--cream);box-shadow:var(--shadow-2)}
.scope-media img{width:100%;aspect-ratio:4/3;object-fit:cover}
.scope-media figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:16px 18px;font-size:13px;color:#fff;
  background:linear-gradient(180deg,rgba(12,26,21,0),rgba(12,26,21,.82));
}
/* ============ timeline ============ */
.timeline{position:relative;margin-top:8px;padding-left:8px}
.timeline::before{content:"";position:absolute;left:29px;top:14px;bottom:14px;width:2px;background:linear-gradient(180deg,var(--orange),#F0C9B7)}
.tl-item{position:relative;display:grid;grid-template-columns:60px minmax(0,1fr);gap:22px;padding:18px 0}
.tl-num{
  position:relative;z-index:1;width:44px;height:44px;border-radius:50%;
  background:#fff;border:2px solid var(--orange);color:var(--orange-dark);
  font-family:var(--mono);font-weight:700;font-size:15px;display:grid;place-items:center;
  box-shadow:0 0 0 6px var(--cream);
}
.tl-body{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:20px 24px;box-shadow:var(--shadow-1);transition:transform .2s ease,box-shadow .2s ease}
.tl-body:hover{transform:translateY(-2px);box-shadow:var(--shadow-2)}
.tl-body h3{font-size:17px}
.tl-body p{font-size:14.5px;color:var(--muted);margin-top:8px}
.tl-body .tl-note{display:inline-block;margin-top:12px;font-size:12.5px;color:var(--orange-dark);background:var(--orange-soft);border-radius:var(--radius-pill);padding:3px 12px}
/* ============ price ============ */
.price-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.price-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:28px 28px 24px;box-shadow:var(--shadow-1);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.price-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:#F0C9B7}
.price-card.is-featured{border-color:var(--orange);box-shadow:var(--shadow-2)}
.price-top{display:flex;align-items:center;justify-content:space-between;gap:12px}
.price-name{font-size:16px;font-weight:700}
.price-num{font-family:var(--mono);font-size:clamp(24px,2.6vw,32px);font-weight:700;color:var(--orange);margin-top:16px;line-height:1.2}
.price-num small{font-size:13px;font-family:inherit;font-weight:600;color:var(--muted);margin-left:6px}
.price-list{margin-top:18px;display:grid;gap:10px}
.price-list li{display:grid;grid-template-columns:16px minmax(0,1fr);gap:10px;font-size:14px;color:#3E3A33;align-items:start}
.price-list li::before{content:"·";color:var(--orange);font-weight:700;font-size:18px;line-height:1.2}
.price-foot{margin-top:18px;padding-top:14px;border-top:1px dashed var(--line);font-size:12.5px;color:var(--muted)}
.price-note{margin-top:24px;font-size:13px;color:var(--muted);text-align:center}
/* ============ faq ============ */
.faq-list{display:grid;gap:14px;max-width:900px}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:0 24px;box-shadow:var(--shadow-1);
  transition:border-color .2s ease,background .2s ease,box-shadow .2s ease;
}
.faq-item[open]{border-color:#F0C9B7;background:#FFFDFA;box-shadow:var(--shadow-2);border-left:3px solid var(--orange)}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 0;font-size:16px;font-weight:600;color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"＋";flex:0 0 auto;font-size:18px;font-weight:400;color:var(--orange);
  transition:transform .22s ease;line-height:1;
}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-body{padding:0 0 22px;font-size:14.5px;color:var(--muted);max-width:760px}
/* ============ closing cta ============ */
.closing-cta{background:var(--deep-2);color:#F4EFE6;padding:52px 0;position:relative;overflow:hidden}
.closing-cta::before{
  content:"";position:absolute;inset:0;
  background-image:repeating-linear-gradient(115deg,rgba(225,85,43,.10) 0 2px,transparent 2px 16px);
  opacity:.7;pointer-events:none;
}
.closing-inner{position:relative;z-index:1;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap}
.closing-text h2{font-size:clamp(20px,2.2vw,26px);color:#fff}
.closing-text p{font-size:14px;color:#B9C9C1;margin-top:8px}
.closing-action{display:flex;align-items:center;gap:22px;flex-wrap:wrap}
.closing-phone{font-family:var(--mono);font-size:clamp(22px,2.6vw,30px);font-weight:700;color:#fff;letter-spacing:1px}
.closing-phone:hover{color:var(--amber)}
/* ============ footer ============ */
.site-footer{background:var(--deep);color:#EDE6DA;padding:64px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:18px}
.footer-brand .brand-mark{width:42px;height:42px}
.footer-brand strong{display:block;font-size:15.5px;color:#fff;line-height:1.3}
.footer-brand small{display:block;font-size:12px;color:#8FA69C;letter-spacing:.4px;margin-top:2px}
.footer-phone{display:inline-block;font-family:var(--mono);font-size:22px;font-weight:700;color:#fff;letter-spacing:.8px;margin-bottom:12px;transition:color .2s ease}
.footer-phone:hover{color:var(--amber)}
.footer-text{font-size:13.5px;color:#A9BDB4;line-height:1.8;max-width:320px}
.footer-col h4{font-size:14px;color:#fff;margin-bottom:16px;letter-spacing:.5px}
.footer-col ul{display:grid;gap:10px}
.footer-col ul li{font-size:13.5px;color:#A9BDB4}
.footer-col ul li a{color:#C9D6D0;border-bottom:1px solid transparent;padding-bottom:1px;transition:color .2s ease,border-color .2s ease}
.footer-col ul li a:hover{color:#fff;border-bottom-color:var(--orange)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:20px 0}
.footer-bottom-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.footer-bottom-inner p{font-size:12.5px;color:#8FA69C}
/* mobile call bar */
.mobile-call-bar{display:none}
/* ============ responsive ============ */
@media (max-width:1200px){
  .cat-hero-grid{gap:36px;grid-template-columns:minmax(0,1fr) 330px}
  .scope-grid{gap:36px}
}
@media (max-width:1024px){
  .main-nav{
    display:none;position:absolute;top:72px;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:0;
    background:#fff;border-bottom:1px solid var(--line);
    box-shadow:var(--shadow-2);padding:8px 24px 18px;
  }
  .main-nav.is-open{display:flex}
  .main-nav a{padding:13px 2px;border-bottom:1px solid var(--line);border-radius:0}
  .main-nav a::after{display:none}
  .main-nav a.active{color:var(--orange)}
  .nav-toggle{display:flex}
  .header-inner{gap:14px}
  .cat-hero-grid{grid-template-columns:minmax(0,1fr);gap:32px}
  .call-card{max-width:520px}
  .stats-grid{grid-template-columns:repeat(2,1fr);gap:22px 0}
  .stat-cell{padding:6px 22px}
  .stat-cell:nth-child(odd){border-left:0;padding-left:0}
  .scope-grid{grid-template-columns:minmax(0,1fr)}
  .scope-media{max-width:560px}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:34px}
  .section{padding:72px 0}
}
@media (max-width:768px){
  .container{padding:0 16px}
  .brand-text strong{font-size:14.5px}
  .brand-text small{font-size:11px}
  .call-pill{display:none}
  .header-inner{height:64px}
  .main-nav{top:64px;padding:8px 16px 16px}
  .cat-hero{padding:28px 0 56px}
  .section{padding:56px 0}
  .svc-grid{grid-template-columns:minmax(0,1fr)}
  .price-grid{grid-template-columns:minmax(0,1fr)}
  .closing-inner{flex-direction:column;align-items:flex-start;gap:22px}
  .footer-grid{grid-template-columns:minmax(0,1fr);gap:30px;padding-bottom:36px}
  .footer-bottom-inner{flex-direction:column;align-items:flex-start;gap:6px}
  .mobile-call-bar{
    display:flex;position:fixed;left:0;right:0;bottom:0;z-index:90;height:56px;
    align-items:center;justify-content:center;gap:10px;
    background:var(--orange);color:#fff;font-weight:700;font-size:15px;
    box-shadow:0 -6px 20px rgba(28,27,24,.18);
  }
  .mobile-call-bar span{font-family:var(--mono);letter-spacing:.6px}
  body{padding-bottom:56px}
  .tl-item{grid-template-columns:48px minmax(0,1fr);gap:16px}
  .tl-num{width:38px;height:38px;font-size:14px}
  .timeline::before{left:26px}
}
@media (max-width:520px){
  .cat-points li{font-size:12px;padding:6px 12px}
  .svc-card{padding:20px 18px}
  .price-card{padding:22px 20px}
  .faq-item{padding:0 16px}
  .faq-item summary{font-size:15px;padding:17px 0}
  .closing-action{gap:14px}
  .cc-phone{font-size:24px}
}