/* roulang page: index */
:root{
  --c-primary:#FF6A3D;
  --c-primary-deep:#E24A1E;
  --c-accent:#FF3D77;
  --c-mint:#12B886;
  --c-sun:#FFC24B;
  --c-ink:#1A1720;
  --c-ink-2:#565064;
  --c-ink-3:#8C8798;
  --c-bg:#FBF7F2;
  --c-bg-2:#F3ECE4;
  --c-surface:#FFFFFF;
  --c-line:#E8E1D8;
  --g-brand:linear-gradient(135deg,#FF8A3D 0%,#FF6A3D 45%,#FF3D77 100%);
  --g-mint:linear-gradient(135deg,#12B886,#3DD9A8);
  --g-mesh:radial-gradient(1200px 620px at 6% -12%,rgba(255,138,61,.18),transparent 62%),radial-gradient(900px 540px at 94% -4%,rgba(255,61,119,.14),transparent 64%);
  --sh-1:0 2px 8px rgba(26,23,32,.04);
  --sh-2:0 14px 36px rgba(26,23,32,.08);
  --sh-3:0 26px 60px rgba(226,74,30,.16);
  --r-xl:32px;
  --r-lg:24px;
  --r-md:20px;
  --r-sm:14px;
  --r-xs:8px;
  --r-pill:999px;
  --t:200ms cubic-bezier(.2,.7,.3,1);
  --sec-y:96px;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",-apple-system,"Segoe UI",Roboto,sans-serif;
  background:var(--c-bg);
  color:var(--c-ink);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;transition:color var(--t);}
a:hover{color:var(--c-primary-deep);}
p{margin:0 0 14px;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:3px;border-radius:4px;}
.container,.container-fluid{width:100%;max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px;}
.sec{padding:var(--sec-y) 0;}
.sec-tight{padding:72px 0;}
h1,h2,h3,h4{color:var(--c-ink);font-weight:700;margin:0;}
h2{font-size:clamp(24px,2.6vw,34px);line-height:1.28;letter-spacing:-.01em;}
h3{font-size:21px;line-height:1.35;}
h4{font-size:17px;font-weight:600;line-height:1.4;}
.lead{color:var(--c-ink-2);font-size:16px;line-height:1.85;}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;letter-spacing:.08em;color:var(--c-primary-deep);font-weight:600;text-transform:uppercase;margin-bottom:14px;}
.eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--g-brand);}
.num{font-variant-numeric:tabular-nums;}

/* ============ 按钮 ============ */
.btn-brand,.btn-ghost,.btn-light-solid,.btn-light-line{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 28px;border-radius:var(--r-pill);font-size:15px;font-weight:600;
  border:1px solid transparent;cursor:pointer;transition:all var(--t);white-space:nowrap;
}
.btn-brand{
  background-image:var(--g-brand);background-size:170% 100%;background-position:0 0;
  color:#fff;box-shadow:0 8px 20px rgba(226,74,30,.18);
}
.btn-brand:hover{background-position:100% 0;color:#fff;box-shadow:var(--sh-3);transform:translateY(-1px);}
.btn-brand:active{transform:translateY(1px);box-shadow:0 6px 14px rgba(226,74,30,.2);}
.btn-ghost{border-color:rgba(26,23,32,.18);color:var(--c-ink);background:transparent;}
.btn-ghost:hover{border-color:var(--c-primary);color:var(--c-primary-deep);transform:translateY(-1px);}
.btn-light-solid{background:#fff;color:var(--c-primary-deep);}
.btn-light-solid:hover{color:var(--c-primary-deep);box-shadow:0 10px 26px rgba(26,23,32,.16);transform:translateY(-1px);}
.btn-light-line{border-color:rgba(255,255,255,.6);color:#fff;background:transparent;}
.btn-light-line:hover{border-color:#fff;background:rgba(255,255,255,.12);color:#fff;}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--c-primary-deep);}
.link-arrow svg{transition:transform var(--t);}
.link-arrow:hover svg{transform:translateX(4px);}

/* ============ 导航 ============ */
.site-head{position:fixed;top:0;left:0;right:0;z-index:1000;border-bottom:1px solid transparent;transition:background var(--t),box-shadow var(--t),border-color var(--t);}
.site-head.is-scrolled{background:rgba(255,255,255,.94);backdrop-filter:saturate(150%) blur(12px);border-bottom-color:var(--c-line);box-shadow:var(--sh-1);}
.nav-inner{height:72px;display:flex;align-items:center;justify-content:space-between;gap:32px;}
.brand{display:inline-flex;align-items:center;gap:10px;font-size:18px;font-weight:400;color:var(--c-ink);letter-spacing:-.01em;}
.brand strong{font-weight:700;}
.brand-mark{width:12px;height:12px;border-radius:50%;background:var(--g-brand);box-shadow:0 0 0 4px rgba(255,106,61,.14);flex:none;}
.nav-links{display:flex;align-items:center;gap:32px;}
.nav-link{position:relative;font-size:15px;font-weight:500;color:var(--c-ink-2);padding:6px 0;transition:color var(--t);}
.nav-link::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;border-radius:2px;background:var(--g-brand);transform:scaleX(0);transform-origin:left;transition:transform var(--t);}
.nav-link:hover{color:var(--c-ink);}
.nav-link:hover::after,.nav-link.active::after{transform:scaleX(1);}
.nav-link.active{color:var(--c-ink);font-weight:600;}
.nav-cta{padding:10px 24px;border-radius:var(--r-pill);background-image:var(--g-brand);background-size:170% 100%;color:#fff;font-size:15px;font-weight:600;transition:all var(--t);box-shadow:0 8px 18px rgba(226,74,30,.16);}
.nav-cta:hover{color:#fff;background-position:100% 0;box-shadow:var(--sh-3);transform:translateY(-1px);}
.nav-toggle{display:none;width:44px;height:44px;align-items:center;justify-content:center;border:1px solid var(--c-line);background:#fff;border-radius:var(--r-sm);cursor:pointer;color:var(--c-ink);}
.mobile-drawer{display:none;position:absolute;top:calc(100% + 8px);left:16px;right:16px;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);box-shadow:var(--sh-2);padding:18px;z-index:1001;}
.mobile-drawer.open{display:block;}
.mobile-drawer a{display:block;padding:12px 6px;font-size:16px;color:var(--c-ink);border-bottom:1px solid var(--c-line);}
.mobile-drawer a:last-of-type{border-bottom:0;}
.mobile-drawer .drawer-cta{margin-top:14px;text-align:center;color:#fff;background-image:var(--g-brand);border-radius:var(--r-pill);border-bottom:0;font-weight:600;padding:12px;}

/* ============ Hero ============ */
.hero{position:relative;overflow:hidden;padding-top:148px;padding-bottom:120px;background:var(--c-bg);}
.hero::before{content:"";position:absolute;inset:0;background-image:linear-gradient(180deg,rgba(251,247,242,.74) 0%,rgba(251,247,242,.93) 62%,var(--c-bg) 100%),url(/assets/images/backpic/back-1.webp);background-size:cover;background-position:center;background-repeat:no-repeat;}
.hero::after{content:"";position:absolute;inset:0;background:var(--g-mesh);pointer-events:none;}
.hero .container{position:relative;z-index:2;}
.hero-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:48px;align-items:center;}
.hero-title{font-size:clamp(30px,4.2vw,52px);line-height:1.18;letter-spacing:-.02em;font-weight:700;margin-bottom:20px;}
.hero-title em{font-style:normal;background:var(--g-brand);-webkit-background-clip:text;background-clip:text;color:transparent;}
.hero-sub{font-size:17px;line-height:1.8;color:var(--c-ink-2);max-width:520px;margin-bottom:30px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:34px;}
.hero-trust{display:flex;flex-wrap:wrap;gap:10px;padding-top:24px;border-top:1px solid var(--c-line);}
.trust-pill{display:inline-flex;align-items:center;gap:7px;padding:7px 14px;border-radius:var(--r-pill);background:rgba(255,255,255,.78);border:1px solid var(--c-line);font-size:13px;color:var(--c-ink-2);}
.trust-pill svg{flex:none;color:var(--c-mint);}

/* 登录卡 */
.login-card{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);box-shadow:var(--sh-2);padding:30px 28px 26px;}
.login-card h2{font-size:20px;margin-bottom:6px;}
.login-card .card-note{font-size:13px;color:var(--c-ink-3);margin-bottom:22px;}
.field{margin-bottom:16px;}
.field label{display:block;font-size:13px;font-weight:600;color:var(--c-ink-2);margin-bottom:7px;}
.field input{width:100%;height:48px;padding:0 14px;border-radius:var(--r-sm);border:1px solid transparent;background:var(--c-bg-2);color:var(--c-ink);font-size:15px;transition:all var(--t);}
.field input::placeholder{color:var(--c-ink-3);}
.field input:focus{outline:none;background:#fff;border-color:var(--c-primary);box-shadow:0 0 0 4px rgba(255,106,61,.12);}
.field-cap{display:grid;grid-template-columns:1fr 108px;gap:12px;}
.cap-box{height:48px;border-radius:var(--r-sm);background:linear-gradient(135deg,#FFF0E6,#FFE3EC);border:1px dashed rgba(226,74,30,.32);display:flex;align-items:center;justify-content:center;font-size:13px;color:var(--c-primary-deep);font-weight:600;letter-spacing:.14em;}
.login-card .btn-brand{width:100%;margin-top:6px;}
.login-links{display:flex;justify-content:space-between;gap:12px;margin-top:16px;font-size:13px;}
.login-links a{color:var(--c-ink-2);border-bottom:1px solid transparent;}
.login-links a:hover{color:var(--c-primary-deep);border-bottom-color:var(--c-primary-deep);}
.card-tip{margin-top:18px;padding-top:16px;border-top:1px dashed var(--c-line);font-size:12.5px;color:var(--c-ink-3);line-height:1.7;}

/* ============ 数据条 ============ */
.stats-wrap{position:relative;z-index:5;margin-top:-60px;}
.stats-bar{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);box-shadow:var(--sh-2);display:grid;grid-template-columns:repeat(4,1fr);padding:26px 6px;}
.stat{text-align:center;padding:4px 18px;border-right:1px solid var(--c-line);}
.stat:last-child{border-right:0;}
.stat-num{font-size:clamp(26px,3vw,36px);font-weight:800;line-height:1.15;font-variant-numeric:tabular-nums;color:var(--c-primary-deep);letter-spacing:-.02em;}
.stat-num small{font-size:14px;font-weight:600;margin-left:4px;color:var(--c-ink-2);}
.stat-label{font-size:13px;color:var(--c-ink-2);margin-top:6px;}

/* ============ 通用板块标题 ============ */
.sec-head{max-width:720px;margin-bottom:44px;}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.sec-head h2{margin-bottom:14px;}
.sec-head p{color:var(--c-ink-2);font-size:16px;}
.sec-head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;flex-wrap:wrap;}

/* ============ 痛点 ============ */
.pain-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:24px;}
.pain-card{background:var(--c-bg-2);border:1px solid transparent;border-radius:var(--r-lg);padding:28px;display:flex;gap:20px;align-items:flex-start;min-height:168px;transition:all var(--t);}
.pain-card:hover{background:#EFE6DC;border-color:rgba(255,106,61,.25);}
.pain-card:nth-child(1),.pain-card:nth-child(3){grid-column:span 7;}
.pain-card:nth-child(2),.pain-card:nth-child(4){grid-column:span 5;}
.pain-idx{font-size:32px;font-weight:800;line-height:1;color:transparent;-webkit-text-stroke:1.5px rgba(226,74,30,.55);font-variant-numeric:tabular-nums;flex:none;padding-top:4px;}
.pain-card h3{font-size:18px;margin-bottom:8px;}
.pain-card p{font-size:14.5px;color:var(--c-ink-2);line-height:1.75;}

/* ============ 解决方案 ============ */
.sol-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:24px;}
.card-base{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);box-shadow:var(--sh-1);transition:all var(--t);}
.card-base:hover{transform:translateY(-6px);box-shadow:var(--sh-2);border-color:rgba(255,106,61,.2);}
.sol-a{grid-column:span 7;overflow:hidden;padding:0;}
.sol-a img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.sol-a-body{padding:28px;}
.sol-a-body h3{margin-bottom:10px;}
.sol-a-body>p{color:var(--c-ink-2);font-size:15px;margin-bottom:18px;}
.check-list li{display:flex;gap:10px;align-items:flex-start;font-size:15px;color:var(--c-ink-2);padding:7px 0;}
.check-list svg{flex:none;margin-top:5px;color:var(--c-mint);}
.sol-b{grid-column:span 5;background-image:var(--g-brand);border:0;color:#fff;padding:34px 30px;display:flex;flex-direction:column;justify-content:space-between;box-shadow:0 18px 44px rgba(226,74,30,.2);}
.sol-b h3{color:#fff;font-size:24px;margin-bottom:12px;line-height:1.3;}
.sol-b p{color:rgba(255,255,255,.9);font-size:15px;margin-bottom:22px;}
.sol-b .btn-light-solid{align-self:flex-start;}
.sol-wide{grid-column:span 12;display:grid;grid-template-columns:4fr 8fr;overflow:hidden;padding:0;}
.sol-wide img{width:100%;height:100%;object-fit:cover;min-height:240px;}
.sol-wide-body{padding:34px 32px;}
.sol-wide-body h3{margin-bottom:12px;}
.sol-wide-body p{color:var(--c-ink-2);font-size:15px;}
.mini-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px;}
.mini-tag{font-size:12px;letter-spacing:.02em;padding:5px 12px;border-radius:var(--r-xs);background:rgba(255,194,75,.22);color:#8A5A00;font-weight:600;}

/* ============ 成果深色段 ============ */
.results{background:var(--c-ink);color:#fff;padding:var(--sec-y) 0;position:relative;overflow:hidden;}
.results::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);background-size:64px 64px;pointer-events:none;}
.results .container{position:relative;z-index:2;}
.results h2{color:#fff;margin-bottom:14px;}
.results .sec-head p{color:rgba(255,255,255,.66);}
.result-badges{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:8px;}
.res-badge{border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.06);border-radius:var(--r-pill);padding:20px 24px;display:flex;align-items:center;gap:16px;transition:all var(--t);}
.res-badge:hover{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.34);}
.res-num{font-size:clamp(22px,2.4vw,30px);font-weight:800;font-variant-numeric:tabular-nums;color:var(--c-sun);line-height:1.1;letter-spacing:-.02em;flex:none;}
.res-div{width:1px;align-self:stretch;background:rgba(255,255,255,.18);}
.res-label{font-size:13.5px;color:rgba(255,255,255,.82);line-height:1.6;}

/* ============ 证言 ============ */
.voice-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.voice-card{position:relative;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);box-shadow:var(--sh-1);padding:32px 30px;transition:all var(--t);}
.voice-card:hover{transform:translateY(-6px);box-shadow:var(--sh-2);}
.voice-quote{font-size:40px;line-height:1;font-weight:800;color:rgba(255,106,61,.28);font-family:Georgia,serif;}
.voice-text{font-size:15.5px;color:var(--c-ink-2);line-height:1.85;margin:10px 0 24px;}
.voice-foot{display:flex;align-items:center;gap:12px;padding-top:18px;border-top:1px solid var(--c-line);}
.avatar{width:44px;height:44px;border-radius:50%;background-image:var(--g-brand);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:16px;flex:none;}
.voice-name{font-size:15px;font-weight:600;color:var(--c-ink);}
.voice-role{font-size:12.5px;color:var(--c-ink-3);}
.voice-tag{position:absolute;top:26px;right:26px;font-size:12px;padding:4px 12px;border-radius:var(--r-pill);border:1px solid rgba(18,184,134,.4);color:var(--c-mint);background:rgba(18,184,134,.08);font-weight:600;}
.voice-note{margin-top:24px;padding-top:18px;border-top:1px solid var(--c-line);font-size:13px;color:var(--c-ink-3);}

/* ============ 资讯 ============ */
.news-sec{background:var(--c-bg-2);}
.filter-pills{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:32px;}
.pill{font-size:13.5px;padding:8px 18px;border-radius:var(--r-pill);border:1px solid var(--c-line);background:#fff;color:var(--c-ink-2);cursor:pointer;transition:all var(--t);font-weight:500;}
.pill:hover{border-color:var(--c-primary);color:var(--c-primary-deep);}
.pill.active{background-image:var(--g-brand);border-color:transparent;color:#fff;font-weight:600;box-shadow:0 8px 18px rgba(226,74,30,.16);}
.news-card{display:flex;flex-direction:column;height:100%;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);box-shadow:var(--sh-1);overflow:hidden;transition:all var(--t);}
.news-card:hover{transform:translateY(-6px);box-shadow:var(--sh-2);border-color:rgba(255,106,61,.2);color:inherit;}
.news-thumb{position:relative;overflow:hidden;}
.news-thumb img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform 400ms cubic-bezier(.2,.7,.3,1);}
.news-card:hover .news-thumb img{transform:scale(1.04);}
.news-cat{position:absolute;left:14px;top:14px;font-size:12px;padding:4px 12px;border-radius:var(--r-pill);background:rgba(255,255,255,.94);color:var(--c-primary-deep);font-weight:600;letter-spacing:.02em;}
.news-body{padding:22px 22px 20px;display:flex;flex-direction:column;flex:1;}
.news-body h3{font-size:17px;line-height:1.45;margin-bottom:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-desc{font-size:14px;color:var(--c-ink-2);line-height:1.7;margin-bottom:16px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-meta{margin-top:auto;padding-top:14px;border-top:1px solid var(--c-line);font-size:12.5px;color:var(--c-ink-3);display:flex;gap:10px;align-items:center;font-variant-numeric:tabular-nums;}
.news-meta .dot{width:3px;height:3px;border-radius:50%;background:var(--c-ink-3);}
.cms-empty{text-align:center;padding:56px 20px;background:#fff;border:1px dashed var(--c-line);border-radius:var(--r-lg);}
.cms-empty .empty-orb{width:120px;height:120px;border-radius:50%;background-image:var(--g-brand);margin:0 auto 20px;display:flex;align-items:center;justify-content:center;color:#fff;box-shadow:0 16px 36px rgba(226,74,30,.22);}
.cms-empty p{color:var(--c-ink-2);margin-bottom:10px;}

/* ============ FAQ ============ */
.faq-wrap{max-width:880px;margin:0 auto;}
.faq .accordion-item{background:transparent;border:0;border-bottom:1px solid var(--c-line);border-radius:0;}
.faq .accordion-item:first-child{border-top:1px solid var(--c-line);}
.faq .accordion-header{margin:0;}
.faq .accordion-button{position:relative;width:100%;display:flex;align-items:center;gap:16px;background:transparent;border:0;box-shadow:none;padding:22px 44px 22px 18px;font-size:17px;font-weight:600;color:var(--c-ink);line-height:1.5;transition:all var(--t);border-radius:0;}
.faq .accordion-button:not(.collapsed){background:var(--c-bg-2);color:var(--c-primary-deep);box-shadow:none;}
.faq .accordion-button:not(.collapsed)::before{content:"";position:absolute;left:0;top:10px;bottom:10px;width:3px;border-radius:3px;background:var(--g-brand);}
.faq .accordion-button:focus{box-shadow:none;}
.faq .accordion-button::after{content:"";position:absolute;right:18px;top:50%;width:15px;height:15px;margin:0;background-image:linear-gradient(var(--c-primary),var(--c-primary)),linear-gradient(var(--c-primary),var(--c-primary));background-size:15px 1.6px,1.6px 15px;background-position:center;background-repeat:no-repeat;transform:translateY(-50%);transition:transform var(--t);border:0;}
.faq .accordion-button:not(.collapsed)::after{transform:translateY(-50%) rotate(45deg);}
.faq .acc-num{font-size:13px;font-weight:700;color:var(--c-primary-deep);font-variant-numeric:tabular-nums;flex:none;letter-spacing:.04em;}
.faq .accordion-body{padding:6px 44px 24px 46px;font-size:15px;color:var(--c-ink-2);line-height:1.85;}

/* ============ CTA ============ */
.cta-section{padding:0 0 var(--sec-y);}
.cta-card{position:relative;overflow:hidden;border-radius:var(--r-xl);background-image:var(--g-brand);padding:52px 48px;display:flex;align-items:center;justify-content:space-between;gap:40px;box-shadow:0 24px 56px rgba(226,74,30,.22);}
.cta-card::after{content:"";position:absolute;inset:0;background:var(--g-mesh);opacity:.9;pointer-events:none;}
.cta-card>*{position:relative;z-index:2;}
.cta-card h2{color:#fff;font-size:clamp(24px,2.8vw,34px);margin-bottom:12px;}
.cta-card p{color:rgba(255,255,255,.92);font-size:15.5px;max-width:520px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;}
.qr-box{width:96px;height:96px;border-radius:16px;background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.42);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;color:#fff;font-size:11px;flex:none;}

/* ============ 页脚 ============ */
.site-foot{background:var(--c-bg-2);padding-top:72px;border-top:1px solid var(--c-line);}
.foot-grid{display:grid;grid-template-columns:25% 20% 20% 35%;gap:32px;padding-bottom:52px;}
.foot-brand .brand{margin-bottom:16px;}
.foot-slogan{font-size:14px;color:var(--c-ink-2);margin-bottom:20px;}
.socials{display:flex;gap:10px;}
.socials a{width:38px;height:38px;border-radius:50%;background:#fff;border:1px solid var(--c-line);display:flex;align-items:center;justify-content:center;color:var(--c-ink-2);transition:all var(--t);}
.socials a:hover{color:#fff;background-image:var(--g-brand);border-color:transparent;transform:translateY(-2px);}
.foot-col h4{font-size:15px;font-weight:600;margin-bottom:16px;color:var(--c-ink);}
.foot-col li{margin-bottom:2px;}
.foot-col a{font-size:14px;color:var(--c-ink-2);line-height:2.1;}
.foot-col a:hover{color:var(--c-primary-deep);}
.contact-line{font-size:14px;color:var(--c-ink-2);line-height:2.1;}
.contact-line strong{font-weight:600;color:var(--c-ink);margin-right:8px;}
.foot-bottom{border-top:1px solid var(--c-line);padding:22px 0 26px;}
.foot-bottom-inner{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;font-size:12.5px;color:var(--c-ink-3);}
.foot-bottom-inner a{color:var(--c-ink-3);}
.foot-bottom-inner a:hover{color:var(--c-primary-deep);}
.disclaimer{margin-top:12px;font-size:12px;color:var(--c-ink-3);line-height:1.8;}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  :root{--sec-y:72px;}
  .hero{padding-top:132px;padding-bottom:100px;}
  .hero-grid{gap:34px;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:28px;}
}
@media (max-width:991.98px){
  .nav-links,.nav-cta{display:none;}
  .nav-toggle{display:flex;}
  .hero-grid{grid-template-columns:1fr;}
  .hero-sub{max-width:none;}
  .stats-bar{grid-template-columns:repeat(2,1fr);gap:0;}
  .stat{border-right:0;padding:18px 12px;}
  .stat:nth-child(odd){border-right:1px solid var(--c-line);}
  .stat:nth-child(1),.stat:nth-child(2){border-bottom:1px solid var(--c-line);}
  .result-badges{grid-template-columns:repeat(2,1fr);}
  .sol-a,.sol-b,.pain-card:nth-child(1),.pain-card:nth-child(2),.pain-card:nth-child(3),.pain-card:nth-child(4){grid-column:span 12;}
  .sol-wide{grid-template-columns:1fr;}
  .sol-wide img{min-height:200px;aspect-ratio:16/9;}
  .voice-grid{grid-template-columns:1fr;}
  .cta-card{flex-direction:column;align-items:flex-start;padding:40px 32px;}
  .qr-box{display:none;}
}
@media (max-width:767.98px){
  :root{--sec-y:48px;}
  .hero{padding-top:118px;padding-bottom:88px;}
  .stats-wrap{margin-top:-44px;}
  .pain-card{padding:22px;gap:14px;min-height:0;}
  .sec-head{margin-bottom:32px;}
  .login-card{padding:24px 20px 22px;}
  .sol-a-body,.sol-wide-body,.sol-b{padding:26px 22px;}
  .voice-card{padding:26px 22px;}
  .voice-tag{position:static;display:inline-block;margin-bottom:10px;}
  .cta-section{padding-bottom:var(--sec-y);}
  .cta-card{padding:34px 24px;border-radius:var(--r-lg);}
  .foot-grid{grid-template-columns:1fr;gap:26px;padding-bottom:38px;}
  .site-foot{padding-top:52px;}
  .faq .accordion-button{font-size:15.5px;padding:18px 40px 18px 14px;}
  .faq .accordion-body{padding:4px 20px 20px 34px;font-size:14.5px;}
  .result-badges{grid-template-columns:1fr;gap:14px;}
}
@media (max-width:519.98px){
  .container,.container-fluid{padding-left:18px;padding-right:18px;}
  .hero-actions .btn-brand,.hero-actions .btn-ghost{width:100%;}
  .field-cap{grid-template-columns:1fr;}
  .cap-box{display:none;}
  .stat-num{font-size:24px;}
}

/* roulang page: article */
:root{
  --c-primary:#FF6A3D;
  --c-primary-deep:#E24A1E;
  --c-accent:#FF3D77;
  --c-mint:#12B886;
  --c-sun:#FFC24B;
  --c-ink:#1A1720;
  --c-ink-2:#565064;
  --c-ink-3:#8C8798;
  --c-bg:#FBF7F2;
  --c-bg-2:#F3ECE4;
  --c-surface:#FFFFFF;
  --c-line:#E8E1D8;
  --g-brand:linear-gradient(135deg,#FF8A3D 0%,#FF6A3D 45%,#FF3D77 100%);
  --g-mint:linear-gradient(135deg,#12B886,#3DD9A8);
  --g-mesh:radial-gradient(60% 80% at 8% 0%,rgba(255,138,61,.18),transparent 60%),radial-gradient(50% 70% at 95% 5%,rgba(255,61,119,.14),transparent 62%);
  --r-xl:32px;
  --r-lg:24px;
  --r-pill:999px;
  --sh-1:0 2px 8px rgba(26,23,32,.04);
  --sh-2:0 14px 36px rgba(26,23,32,.08);
  --sh-3:0 26px 60px rgba(226,74,30,.16);
  --ease:cubic-bezier(.2,.7,.3,1);
  --t:200ms cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-ink);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:var(--c-primary-deep);text-decoration:none;transition:color var(--t);}
a:hover{color:var(--c-primary);}
button{font-family:inherit;}
ul,ol{margin:0;padding:0;}
h1,h2,h3,h4,h5{margin:0;color:var(--c-ink);font-weight:700;line-height:1.3;}
p{margin:0 0 1em;}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:3px;border-radius:6px;}
.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
}
.section{padding:96px 0;}
.section-sm{padding:72px 0;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.02em;font-weight:600;
  color:var(--c-primary-deep);
  background:rgba(255,106,61,.1);
  padding:7px 14px;border-radius:var(--r-pill);
  margin-bottom:16px;
}
.eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--g-brand);}
.sec-head{max-width:720px;margin-bottom:40px;}
.sec-head h2{font-size:clamp(24px,2.6vw,34px);line-height:1.28;}
.sec-head p{margin-top:12px;color:var(--c-ink-2);font-size:16px;}

/* ---------- 按钮 ---------- */
.btn-main,.btn-ghost,.btn-white,.btn-outline-white,.btn-soft{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--r-pill);
  font-weight:600;font-size:15px;
  padding:12px 28px;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform var(--t),box-shadow var(--t),background var(--t),color var(--t),border-color var(--t);
  text-align:center;
}
.btn-main{background:var(--g-brand);background-size:120% 120%;background-position:0 0;color:#fff;box-shadow:var(--sh-1);}
.btn-main:hover{color:#fff;background-position:8% 0;box-shadow:var(--sh-3);transform:translateY(-2px);}
.btn-main:active{transform:translateY(1px);}
.btn-ghost{background:transparent;color:var(--c-ink);border-color:rgba(26,23,32,.2);}
.btn-ghost:hover{color:var(--c-primary-deep);border-color:var(--c-primary);transform:translateY(-2px);}
.btn-soft{background:rgba(255,106,61,.1);color:var(--c-primary-deep);}
.btn-soft:hover{background:rgba(255,106,61,.18);color:var(--c-primary-deep);}
.btn-white{background:#fff;color:var(--c-primary-deep);box-shadow:var(--sh-1);}
.btn-white:hover{color:var(--c-primary-deep);box-shadow:var(--sh-2);transform:translateY(-2px);}
.btn-outline-white{background:transparent;color:#fff;border-color:rgba(255,255,255,.6);}
.btn-outline-white:hover{color:#fff;border-color:#fff;transform:translateY(-2px);}
.text-link{display:inline-flex;align-items:center;gap:6px;font-weight:600;font-size:15px;color:var(--c-primary-deep);}
.text-link svg{transition:transform var(--t);}
.text-link:hover svg{transform:translateX(4px);}

/* ---------- 导航 ---------- */
.site-head{
  position:sticky;top:0;z-index:1030;
  background:rgba(251,247,242,.86);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid transparent;
  transition:background var(--t),border-color var(--t),box-shadow var(--t);
}
.site-head.is-scrolled{background:rgba(255,255,255,.95);border-bottom-color:var(--c-line);box-shadow:var(--sh-1);}
.nav-inner{display:flex;align-items:center;gap:32px;height:72px;}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--c-ink);flex-shrink:0;}
.brand:hover{color:var(--c-ink);}
.brand-mark{
  width:24px;height:24px;border-radius:8px;
  background:var(--g-brand);
  position:relative;flex-shrink:0;
  box-shadow:0 6px 16px rgba(226,74,30,.28);
}
.brand-mark::after{
  content:"";position:absolute;inset:7px;border-radius:50%;
  background:rgba(255,255,255,.92);
}
.brand-text{font-size:19px;letter-spacing:-.01em;color:var(--c-ink);}
.brand-text strong{font-weight:800;}
.nav-links{display:flex;align-items:center;gap:32px;list-style:none;margin:0 0 0 auto;padding:0;}
.nav-link{
  position:relative;display:inline-block;
  font-size:15px;font-weight:500;color:var(--c-ink-2);
  padding:6px 0;white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:-1px;height:2px;border-radius:2px;
  background:var(--g-brand);
  transform:scaleX(0);transform-origin:left center;
  transition:transform var(--t);
}
.nav-link:hover{color:var(--c-ink);}
.nav-link:hover::after,.nav-link.active::after{transform:scaleX(1);}
.nav-link.active{color:var(--c-ink);font-weight:600;}
.nav-cta{
  display:inline-flex;align-items:center;justify-content:center;
  height:44px;padding:0 26px;border-radius:var(--r-pill);
  background:var(--g-brand);background-size:120% 120%;
  color:#fff;font-weight:600;font-size:15px;
  box-shadow:0 6px 18px rgba(226,74,30,.22);
  transition:transform var(--t),box-shadow var(--t),background-position var(--t);
}
.nav-cta:hover{color:#fff;background-position:10% 0;transform:translateY(-2px);box-shadow:var(--sh-3);}
.nav-toggle{
  display:none;margin-left:auto;
  width:44px;height:44px;border-radius:14px;
  border:1px solid var(--c-line);background:#fff;color:var(--c-ink);
  align-items:center;justify-content:center;
  cursor:pointer;transition:var(--t);
}
.nav-toggle:hover{border-color:var(--c-primary);color:var(--c-primary-deep);}
.mobile-drawer{display:none;}
@media (max-width:991px){
  .nav-inner{height:64px;gap:16px;}
  .nav-links{display:none;}
  .nav-cta{display:none;}
  .nav-toggle{display:inline-flex;}
  .mobile-drawer{
    display:none;flex-direction:column;
    background:#fff;border-radius:0 0 var(--r-lg) var(--r-lg);
    border-top:1px solid var(--c-line);
    box-shadow:var(--sh-2);
    padding:12px 24px 24px;
  }
  .mobile-drawer.open{display:flex;}
  .mobile-drawer a{
    display:block;padding:14px 4px;font-size:16px;font-weight:500;
    color:var(--c-ink-2);border-bottom:1px solid var(--c-line);
  }
  .mobile-drawer a:last-of-type{border-bottom:0;}
  .mobile-drawer a:hover{color:var(--c-primary-deep);}
  .mobile-drawer .drawer-cta{
    margin-top:14px;text-align:center;border:0;
    background:var(--g-brand);color:#fff;font-weight:600;
    border-radius:var(--r-pill);padding:13px 20px;
  }
}

/* ---------- 文章页头 ---------- */
.page-band{
  position:relative;
  padding:36px 0 0;
  background:var(--c-bg);
  overflow:hidden;
}
.page-band::before{
  content:"";position:absolute;inset:0;
  background:var(--g-mesh);
  opacity:.7;pointer-events:none;
}
.crumbs{position:relative;z-index:1;list-style:none;display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding:0;margin:0 0 28px;font-size:13px;color:var(--c-ink-3);}
.crumbs li{display:flex;align-items:center;gap:8px;max-width:100%;}
.crumbs li:not(:last-child)::after{content:"/";color:#C9C1B6;}
.crumbs a{color:var(--c-ink-3);}
.crumbs a:hover{color:var(--c-primary-deep);}
.crumbs .current{color:var(--c-ink-2);font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:52vw;}

.article-head{position:relative;z-index:1;max-width:900px;margin:0 auto;text-align:center;}
.cat-pill{
  display:inline-block;font-size:12px;font-weight:600;letter-spacing:.02em;
  color:var(--c-primary-deep);background:rgba(255,106,61,.1);
  padding:7px 16px;border-radius:var(--r-pill);margin-bottom:20px;
}
.article-head h1{
  font-size:clamp(26px,3.6vw,44px);
  line-height:1.24;letter-spacing:-.02em;
  margin-bottom:18px;
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:10px 18px;
  font-size:13px;color:var(--c-ink-3);margin-bottom:8px;
}
.article-meta .sep{width:4px;height:4px;border-radius:50%;background:#C9C1B6;}
.share-group{display:inline-flex;align-items:center;gap:8px;}
.share-btn{
  width:34px;height:34px;border-radius:50%;
  border:1px solid var(--c-line);background:#fff;color:var(--c-ink-2);
  display:inline-flex;align-items:center;justify-content:center;
  cursor:pointer;transition:var(--t);
}
.share-btn:hover{border-color:var(--c-primary);color:var(--c-primary-deep);transform:translateY(-2px);}
.cover-wrap{position:relative;z-index:1;max-width:1000px;margin:28px auto 0;}
.cover-wrap img{
  width:100%;aspect-ratio:16/9;object-fit:cover;
  border-radius:var(--r-lg);
  box-shadow:var(--sh-2);
}
.head-rule{height:1px;background:var(--c-line);margin-top:44px;}

/* ---------- 文章主体 ---------- */
.article-main{padding:56px 0 88px;background:var(--c-bg);}
.article-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr) 340px;
  gap:48px;
  align-items:start;
}
.article-body{
  max-width:760px;
  font-size:17px;
  line-height:1.9;
  color:var(--c-ink-2);
  word-break:break-word;
}
.article-body > *:first-child{margin-top:0;}
.article-body p{margin:0 0 1.1em;}
.article-body h2{
  position:relative;
  font-size:clamp(20px,2.2vw,24px);
  color:var(--c-ink);
  margin:36px 0 16px;
  padding-left:18px;
  line-height:1.4;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.28em;
  width:4px;height:20px;border-radius:2px;background:var(--g-brand);
}
.article-body h3{font-size:19px;color:var(--c-ink);margin:28px 0 12px;font-weight:700;}
.article-body h4{font-size:17px;color:var(--c-ink);margin:22px 0 10px;font-weight:600;}
.article-body a{color:var(--c-primary-deep);text-decoration:underline;text-underline-offset:3px;}
.article-body a:hover{color:var(--c-primary);}
.article-body strong{color:var(--c-ink);font-weight:700;}
.article-body ul,.article-body ol{margin:0 0 1.1em;padding:0;}
.article-body ul{list-style:none;}
.article-body ul li{position:relative;padding-left:22px;margin:8px 0;}
.article-body ul li::before{
  content:"";position:absolute;left:4px;top:.78em;
  width:7px;height:7px;border-radius:50%;background:var(--c-primary);
}
.article-body ol{list-style:none;counter-reset:item;}
.article-body ol li{position:relative;padding-left:34px;margin:10px 0;counter-increment:item;}
.article-body ol li::before{
  content:counter(item);
  position:absolute;left:0;top:.28em;
  width:22px;height:22px;border-radius:50%;
  border:1px solid var(--c-primary);color:var(--c-primary-deep);
  font-size:12px;font-weight:700;line-height:20px;text-align:center;
  font-variant-numeric:tabular-nums;
}
.article-body blockquote{
  margin:24px 0;padding:20px 24px;
  background:var(--c-bg-2);
  border-left:3px solid var(--c-primary);
  border-radius:0 14px 14px 0;
  color:var(--c-ink-2);
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:16px;margin:24px 0 10px;height:auto;}
.article-body figure{margin:24px 0;}
.article-body figcaption{font-size:13px;text-align:center;color:var(--c-ink-3);margin-top:8px;}
.article-body table{
  width:100%;border-collapse:collapse;margin:22px 0;
  font-size:15px;border:1px solid var(--c-line);
  border-radius:12px;overflow:hidden;display:table;
}
.article-body th{background:var(--c-bg-2);color:var(--c-ink);font-weight:600;text-align:left;}
.article-body th,.article-body td{padding:12px 14px;border-bottom:1px solid var(--c-line);}
.article-body tr:last-child td{border-bottom:0;}
.article-body pre{
  background:var(--c-bg-2);border-radius:12px;padding:18px;
  overflow-x:auto;font-size:14px;line-height:1.7;
}
.article-body code{
  background:var(--c-bg-2);border-radius:6px;padding:2px 6px;
  font-size:.9em;color:var(--c-primary-deep);
}
.article-body pre code{background:none;padding:0;color:var(--c-ink);}
.article-body hr{border:0;height:1px;background:var(--c-line);margin:32px 0;}

/* 正文尾部 */
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:40px;}
.tag{
  font-size:13px;color:var(--c-ink-2);background:#fff;
  border:1px solid var(--c-line);border-radius:var(--r-pill);
  padding:7px 16px;transition:var(--t);
}
.tag:hover{color:var(--c-primary-deep);border-color:var(--c-primary);transform:translateY(-2px);}
.next-row{
  display:grid;grid-template-columns:1fr 1fr;gap:20px;
  margin-top:32px;
}
.next-card{
  display:block;background:#fff;border:1px solid var(--c-line);
  border-radius:var(--r-lg);padding:22px 24px;box-shadow:var(--sh-1);
  transition:transform var(--t),box-shadow var(--t),border-color var(--t);
}
.next-card:hover{transform:translateY(-6px);box-shadow:var(--sh-2);border-color:rgba(255,106,61,.35);}
.next-card .dir{font-size:12px;color:var(--c-ink-3);letter-spacing:.02em;}
.next-card .ttl{
  display:block;margin-top:8px;font-size:16px;font-weight:600;color:var(--c-ink);
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
.back-row{display:flex;justify-content:center;margin-top:36px;}

.empty-state{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);
  padding:56px 28px;text-align:center;box-shadow:var(--sh-1);
}
.empty-orb{
  width:120px;height:120px;border-radius:50%;
  background:var(--g-brand);opacity:.92;margin:0 auto 20px;
  display:flex;align-items:center;justify-content:center;color:#fff;
}
.empty-state h3{font-size:20px;margin-bottom:10px;}
.empty-state p{color:var(--c-ink-2);margin-bottom:20px;}

/* ---------- 侧栏 ---------- */
.side{position:sticky;top:96px;display:flex;flex-direction:column;gap:24px;}
.side-card{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);
  padding:26px;box-shadow:var(--sh-1);
}
.side-card h3{font-size:16px;margin-bottom:14px;color:var(--c-ink);}
.side-card p{font-size:14px;color:var(--c-ink-2);margin-bottom:0;}
.side-list{list-style:none;padding:0;margin:0;}
.side-list li{border-bottom:1px dashed var(--c-line);padding:12px 0;}
.side-list li:last-child{border-bottom:0;padding-bottom:0;}
.side-list li:first-child{padding-top:0;}
.side-list a{display:flex;align-items:baseline;gap:12px;color:var(--c-ink-2);font-size:14px;line-height:1.6;}
.side-list a:hover{color:var(--c-primary-deep);}
.side-list .num{
  font-size:13px;font-weight:700;color:var(--c-primary);
  font-variant-numeric:tabular-nums;flex-shrink:0;
}
.side-cta{
  position:relative;overflow:hidden;color:#fff;
  background:var(--g-brand);
  border-radius:var(--r-lg);padding:28px;box-shadow:var(--sh-2);
}
.side-cta::before{
  content:"";position:absolute;inset:0;
  background:var(--g-mesh);opacity:.9;pointer-events:none;
}
.side-cta h3{position:relative;color:#fff;font-size:19px;line-height:1.45;margin-bottom:10px;}
.side-cta p{position:relative;color:rgba(255,255,255,.88);font-size:14px;line-height:1.75;margin-bottom:18px;}
.side-cta .btn-white{position:relative;width:100%;}

/* ---------- 相关推荐 ---------- */
.rel-sec{padding:0 0 88px;}
.rel-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px;}
.rel-head h2{font-size:clamp(22px,2.4vw,30px);}
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.news-card{
  display:flex;flex-direction:column;
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--sh-1);
  transition:transform var(--t),box-shadow var(--t),border-color var(--t);
}
.news-card:hover{transform:translateY(-6px);box-shadow:var(--sh-2);border-color:rgba(255,106,61,.35);}
.news-thumb{position:relative;overflow:hidden;}
.news-thumb img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform 400ms var(--ease);}
.news-card:hover .news-thumb img{transform:scale(1.04);}
.news-tag{
  position:absolute;left:14px;top:14px;
  font-size:12px;font-weight:600;color:#fff;
  background:rgba(26,23,32,.62);backdrop-filter:blur(6px);
  padding:5px 12px;border-radius:var(--r-pill);
}
.news-body{padding:22px 24px 24px;display:flex;flex-direction:column;flex:1;}
.news-body h3{
  font-size:17px;line-height:1.5;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  margin-bottom:10px;
}
.news-body h3 a{color:var(--c-ink);}
.news-body h3 a:hover{color:var(--c-primary-deep);}
.news-body p{
  font-size:14px;color:var(--c-ink-2);margin-bottom:16px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{
  margin-top:auto;display:flex;align-items:center;gap:10px;
  font-size:13px;color:var(--c-ink-3);
}
.news-meta .sep{width:4px;height:4px;border-radius:50%;background:#C9C1B6;}

/* ---------- 底部 CTA ---------- */
.cta-sec{padding:0 0 96px;}
.cta-card{
  position:relative;overflow:hidden;
  border-radius:var(--r-xl);
  background:var(--g-brand);
  box-shadow:var(--sh-2);
  padding:52px;
  display:flex;align-items:center;justify-content:space-between;gap:36px;flex-wrap:wrap;
}
.cta-card::before{
  content:"";position:absolute;inset:0;
  background:var(--g-mesh);opacity:.85;pointer-events:none;
}
.cta-copy{position:relative;max-width:560px;color:#fff;}
.cta-copy h2{color:#fff;font-size:clamp(22px,2.6vw,32px);margin-bottom:12px;}
.cta-copy p{color:rgba(255,255,255,.9);margin-bottom:0;font-size:15px;}
.cta-actions{position:relative;display:flex;gap:14px;flex-wrap:wrap;}

/* ---------- 页脚 ---------- */
.site-foot{background:var(--c-bg-2);border-top:1px solid var(--c-line);padding:72px 0 0;}
.foot-grid{display:grid;grid-template-columns:25% 20% 20% 35%;gap:32px;}
.foot-brand .brand{margin-bottom:16px;}
.foot-slogan{font-size:14px;color:var(--c-ink-2);margin-bottom:18px;}
.socials{display:flex;gap:10px;}
.socials a{
  width:38px;height:38px;border-radius:50%;
  border:1px solid var(--c-line);background:#fff;color:var(--c-ink-2);
  display:inline-flex;align-items:center;justify-content:center;
  transition:var(--t);
}
.socials a:hover{color:var(--c-primary-deep);border-color:var(--c-primary);transform:translateY(-2px);}
.foot-col h4{font-size:15px;font-weight:600;margin-bottom:16px;color:var(--c-ink);}
.foot-col ul{list-style:none;padding:0;margin:0;}
.foot-col li{margin-bottom:2px;}
.foot-col a{font-size:14px;line-height:2.1;color:var(--c-ink-2);}
.foot-col a:hover{color:var(--c-primary-deep);}
.contact-line{font-size:14px;line-height:2;color:var(--c-ink-2);margin:0;}
.contact-line strong{color:var(--c-ink);font-weight:600;margin-right:8px;}
.foot-bottom{
  margin-top:52px;border-top:1px solid var(--c-line);
  padding:22px 0 28px;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px;
  font-size:12px;color:var(--c-ink-3);
}
.foot-bottom p{margin:0;}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .section{padding:72px 0;}
  .article-layout{grid-template-columns:minmax(0,1fr) 300px;gap:36px;}
  .cta-card{padding:44px 36px;}
}
@media (max-width:991px){
  .section{padding:64px 0;}
  .article-main{padding:40px 0 64px;}
  .article-layout{grid-template-columns:minmax(0,1fr);gap:32px;}
  .side{position:static;flex-direction:row;flex-wrap:wrap;}
  .side > *{flex:1 1 300px;}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px 24px;}
  .cta-card{padding:36px 28px;}
  .crumbs .current{max-width:60vw;}
}
@media (max-width:767px){
  .section{padding:52px 0;}
  .container{padding-left:18px;padding-right:18px;}
  .article-head h1{font-size:26px;}
  .article-body{font-size:16px;line-height:1.85;}
  .next-row{grid-template-columns:1fr;}
  .card-grid{grid-template-columns:1fr;}
  .rel-head{flex-direction:column;align-items:flex-start;gap:10px;}
  .cta-actions{width:100%;}
  .cta-actions .btn-white,.cta-actions .btn-outline-white{flex:1 1 auto;}
  .foot-grid{grid-template-columns:1fr;}
  .foot-bottom{flex-direction:column;align-items:flex-start;}
  .article-meta{gap:8px 12px;}
}
@media (max-width:575px){
  .side{flex-direction:column;}
  .cover-wrap img{border-radius:16px;}
  .tag{padding:6px 12px;font-size:12px;}
}

/* roulang page: category1 */
:root{
  --c-primary:#FF6A3D;
  --c-primary-deep:#E24A1E;
  --c-accent:#FF3D77;
  --c-mint:#12B886;
  --c-sun:#FFC24B;
  --c-ink:#1A1720;
  --c-ink-2:#565064;
  --c-ink-3:#8C8798;
  --c-bg:#FBF7F2;
  --c-bg-2:#F3ECE4;
  --c-surface:#FFFFFF;
  --c-line:#E8E1D8;
  --g-brand:linear-gradient(135deg,#FF8A3D 0%,#FF6A3D 45%,#FF3D77 100%);
  --g-mint:linear-gradient(135deg,#12B886,#3DD9A8);
  --sh-1:0 2px 8px rgba(26,23,32,.04);
  --sh-2:0 14px 36px rgba(26,23,32,.08);
  --sh-3:0 26px 60px rgba(226,74,30,.16);
  --r-lg:32px;
  --r-card:24px;
  --r-img:20px;
  --r-pill:999px;
  --r-input:14px;
  --r-tag:8px;
  --t:200ms;
  --ease:cubic-bezier(.2,.7,.3,1);
  --nav-h:72px;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  background:var(--c-bg);
  color:var(--c-ink);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none;transition:color var(--t) var(--ease)}
button,input,textarea{font:inherit;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:3px;border-radius:6px}

.container{width:100%;max-width:1200px;margin-inline:auto;padding-inline:24px}

/* ---------- HEADER / NAV ---------- */
.site-head{
  position:fixed;top:0;left:0;right:0;z-index:1000;
  background:transparent;
  transition:background var(--t) var(--ease),box-shadow var(--t) var(--ease);
}
.site-head.scrolled{
  background:rgba(255,255,255,.94);
  backdrop-filter:blur(12px);
  box-shadow:0 1px 0 var(--c-line);
}
.nav-inner{
  display:flex;align-items:center;justify-content:space-between;
  gap:24px;height:var(--nav-h);
}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:24px;height:24px;border-radius:8px;background:var(--g-brand);
  position:relative;flex:0 0 auto;box-shadow:0 6px 14px rgba(226,74,30,.28);
}
.brand-mark::after{
  content:"";position:absolute;left:50%;top:50%;width:7px;height:7px;
  border-radius:50%;background:#fff;transform:translate(-50%,-50%);
}
.brand-text{
  font-size:17px;font-weight:400;letter-spacing:.01em;color:#fff;
  transition:color var(--t) var(--ease);white-space:nowrap;
}
.brand-text strong{font-weight:800}
.scrolled .brand-text{color:var(--c-ink)}

.nav-links{display:flex;align-items:center;gap:32px;margin:0}
.nav-link{
  position:relative;display:inline-block;padding:6px 0;
  font-size:15px;font-weight:500;color:rgba(255,255,255,.82);
  transition:color var(--t) var(--ease);
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;border-radius:2px;
  background:var(--g-brand);transform:scaleX(0);transform-origin:left;
  transition:transform var(--t) var(--ease);
}
.nav-link:hover{color:#fff}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.active{color:#fff}
.nav-link.active::after{transform:scaleX(1)}
.scrolled .nav-link{color:var(--c-ink-2)}
.scrolled .nav-link:hover,.scrolled .nav-link.active{color:var(--c-ink)}

.nav-cta{
  display:inline-flex;align-items:center;justify-content:center;
  height:44px;padding:0 24px;border-radius:var(--r-pill);
  background-image:var(--g-brand);background-size:180% 100%;background-position:0 0;
  color:#fff;font-size:15px;font-weight:600;white-space:nowrap;
  box-shadow:0 10px 24px rgba(226,74,30,.22);
  transition:background-position var(--t) var(--ease),box-shadow var(--t) var(--ease),transform var(--t) var(--ease);
}
.nav-cta:hover{background-position:100% 0;box-shadow:var(--sh-3);color:#fff}
.nav-cta:active{transform:translateY(1px)}

.nav-toggle{
  display:none;width:44px;height:44px;place-items:center;
  border:1px solid rgba(255,255,255,.34);background:rgba(255,255,255,.12);
  border-radius:12px;color:#fff;
  transition:background var(--t) var(--ease),color var(--t) var(--ease),border-color var(--t) var(--ease);
}
.scrolled .nav-toggle{color:var(--c-ink);border-color:var(--c-line);background:var(--c-surface)}

.mobile-drawer{
  display:none;position:absolute;left:16px;right:16px;top:calc(100% + 8px);
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:24px;
  box-shadow:var(--sh-2);padding:14px;flex-direction:column;gap:4px;
}
.mobile-drawer.open{display:flex}
.mobile-drawer a{
  padding:12px 16px;border-radius:14px;font-size:15px;font-weight:500;
  color:var(--c-ink-2);min-height:44px;display:flex;align-items:center;
  transition:background var(--t) var(--ease),color var(--t) var(--ease);
}
.mobile-drawer a:hover,.mobile-drawer a.active{background:var(--c-bg-2);color:var(--c-ink)}
.mobile-drawer .drawer-cta{
  margin-top:8px;justify-content:center;border-radius:var(--r-pill);
  background-image:var(--g-brand);color:#fff;font-weight:600;
}
.mobile-drawer .drawer-cta:hover{background-image:var(--g-brand);color:#fff}

/* ---------- PAGE HERO ---------- */
.page-hero{
  position:relative;isolation:isolate;overflow:hidden;color:#fff;
  padding:calc(var(--nav-h) + 64px) 0 88px;
}
.page-hero::before{
  content:"";position:absolute;inset:0;z-index:-2;
  background:url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
}
.page-hero::after{
  content:"";position:absolute;inset:0;z-index:-1;
  background:
    radial-gradient(60% 70% at 12% 14%,rgba(255,138,61,.42) 0%,rgba(255,138,61,0) 60%),
    radial-gradient(55% 65% at 88% 10%,rgba(255,61,119,.36) 0%,rgba(255,61,119,0) 62%),
    linear-gradient(135deg,rgba(26,23,32,.86) 0%,rgba(26,23,32,.68) 60%,rgba(226,74,30,.58) 100%);
}
.page-hero-grid{
  display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center;
}
.crumb{font-size:13px;color:rgba(255,255,255,.72);margin-bottom:22px}
.crumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.crumb li{display:inline-flex;align-items:center;gap:8px}
.crumb li+li::before{content:"/";color:rgba(255,255,255,.4)}
.crumb a{color:rgba(255,255,255,.72)}
.crumb a:hover{color:#fff}
.crumb .current{color:#fff}

.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.22);
  font-size:12px;letter-spacing:.06em;color:#fff;
}
.eyebrow::before{
  content:"";width:6px;height:6px;border-radius:50%;background:var(--c-sun);
}
.page-hero h1{
  margin:20px 0 16px;
  font-size:clamp(28px,3.8vw,46px);
  font-weight:700;line-height:1.2;letter-spacing:-.02em;
}
.page-hero .lead{
  font-size:17px;line-height:1.8;color:rgba(255,255,255,.86);max-width:46ch;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:12px 28px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;line-height:1.4;border:1px solid transparent;
  transition:background-position var(--t) var(--ease),box-shadow var(--t) var(--ease),transform var(--t) var(--ease),color var(--t) var(--ease),border-color var(--t) var(--ease),background-color var(--t) var(--ease);
}
.btn svg{flex:0 0 auto;transition:transform var(--t) var(--ease)}
.btn-brand{
  background-image:var(--g-brand);background-size:180% 100%;background-position:0 0;
  color:#fff;box-shadow:0 12px 26px rgba(226,74,30,.24);
}
.btn-brand:hover{background-position:100% 0;box-shadow:var(--sh-3);transform:translateY(-1px);color:#fff}
.btn-brand:active{transform:translateY(0)}
.btn-ghost{background:transparent;border-color:rgba(26,23,32,.2);color:var(--c-ink)}
.btn-ghost:hover{border-color:var(--c-primary);color:var(--c-primary-deep);background:rgba(255,106,61,.06)}
.btn-ghost:hover svg{transform:translateX(4px)}
.btn-ghost-light{background:transparent;border-color:rgba(255,255,255,.5);color:#fff}
.btn-ghost-light:hover{background:rgba(255,255,255,.14);border-color:#fff;color:#fff}
.btn-ghost-light:hover svg{transform:translateX(4px)}
.btn-white{background:#fff;color:var(--c-primary-deep);box-shadow:0 12px 26px rgba(26,23,32,.16)}
.btn-white:hover{transform:translateY(-1px);box-shadow:0 18px 38px rgba(26,23,32,.22);color:var(--c-primary-deep)}
.btn-white:hover svg{transform:translateX(4px)}
.btn-outline-white{background:transparent;border-color:rgba(255,255,255,.62);color:#fff}
.btn-outline-white:hover{background:rgba(255,255,255,.14);color:#fff}

.hero-card{
  background:var(--c-surface);color:var(--c-ink);
  border-radius:var(--r-card);padding:28px;
  box-shadow:0 26px 60px rgba(15,10,8,.28);
}
.hero-card h2{font-size:18px;font-weight:700;line-height:1.5}
.hero-card .hc-sub{font-size:13px;color:var(--c-ink-3);margin-top:6px}
.hc-stats{display:grid;gap:12px;margin-top:20px}
.stat-pill{
  display:flex;align-items:center;gap:14px;
  padding:12px 16px;border-radius:16px;
  background:rgba(18,184,134,.1);color:#0E9C72;
}
.stat-pill .num{
  font-size:22px;font-weight:800;line-height:1;color:var(--c-mint);
  font-variant-numeric:tabular-nums;letter-spacing:-.02em;
}
.stat-pill .num small{font-size:12px;font-weight:600;margin-left:2px}
.stat-pill .sep{width:1px;height:22px;background:rgba(18,184,134,.32)}
.stat-pill .txt{font-size:13px;line-height:1.5;color:#0E9C72}
.hero-card .hc-note{
  margin-top:18px;padding-top:16px;border-top:1px solid var(--c-line);
  font-size:13px;color:var(--c-ink-3);line-height:1.7;
}

/* ---------- SECTION BASE ---------- */
.section{padding:96px 0}
.section.tight{padding:72px 0}
.section.alt{background:var(--c-bg-2)}
.sec-head{max-width:720px;margin-bottom:48px}
.sec-tag{
  display:inline-block;padding:5px 12px;border-radius:var(--r-tag);
  background:rgba(255,106,61,.1);color:var(--c-primary-deep);
  font-size:12px;font-weight:600;letter-spacing:.06em;
}
.sec-head h2{
  margin:16px 0 12px;font-size:clamp(24px,2.6vw,34px);
  font-weight:700;line-height:1.28;letter-spacing:-.01em;
}
.sec-head p{font-size:16px;color:var(--c-ink-2);line-height:1.85}

/* ---------- STEPS ---------- */
.steps{
  display:grid;grid-template-columns:repeat(4,1fr);gap:24px;
  position:relative;padding-top:34px;
}
.steps::before{
  content:"";position:absolute;top:17px;left:56px;right:56px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,rgba(255,106,61,.5),rgba(255,61,119,.38));
}
.step{
  position:relative;background:var(--c-surface);
  border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:30px 24px 26px;box-shadow:var(--sh-1);
  transition:transform var(--t) var(--ease),box-shadow var(--t) var(--ease),border-color var(--t) var(--ease);
}
.step:hover{transform:translateY(-6px);box-shadow:var(--sh-2);border-color:rgba(255,106,61,.3)}
.step-dot{
  position:absolute;top:-34px;left:24px;width:34px;height:34px;border-radius:50%;
  background:var(--g-brand);color:#fff;font-size:13px;font-weight:700;
  font-variant-numeric:tabular-nums;
  display:grid;place-items:center;border:3px solid var(--c-bg);
  box-shadow:0 8px 18px rgba(226,74,30,.28);
}
.step h3{font-size:19px;font-weight:700;line-height:1.45;margin-bottom:10px}
.step p{font-size:14px;color:var(--c-ink-2);line-height:1.8}
.step .step-tip{
  display:inline-block;margin-top:16px;font-size:12px;color:var(--c-primary-deep);
  background:rgba(255,106,61,.09);padding:4px 10px;border-radius:var(--r-tag);
}

/* ---------- SPLIT ---------- */
.split{
  display:grid;grid-template-columns:5fr 7fr;gap:56px;align-items:center;
}
.split+.split{margin-top:80px}
.split.reverse{grid-template-columns:7fr 5fr}
.split.reverse .split-media{order:2}
.split-media img{
  width:100%;aspect-ratio:16/11;object-fit:cover;
  border-radius:var(--r-img);box-shadow:var(--sh-2);
}
.split-body h3{
  font-size:clamp(21px,2vw,26px);font-weight:700;line-height:1.4;margin-bottom:14px;
}
.split-body>p{font-size:16px;color:var(--c-ink-2);line-height:1.85}
.tick-list{margin-top:22px;display:grid;gap:14px}
.tick-list li{display:flex;gap:12px;font-size:15px;color:var(--c-ink-2);line-height:1.8}
.tick-list .tick{
  flex:0 0 auto;width:22px;height:22px;border-radius:50%;margin-top:3px;
  background:rgba(18,184,134,.12);color:var(--c-mint);
  display:grid;place-items:center;
}
.split-body .inline-note{
  margin-top:24px;padding:14px 18px;border-left:3px solid transparent;
  border-image:var(--g-brand) 1;
  background:var(--c-bg-2);border-radius:0 12px 12px 0;
  font-size:14px;color:var(--c-ink-2);
}

/* ---------- ENTRY GRID ---------- */
.entry-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.entry-card{
  display:flex;gap:18px;align-items:flex-start;
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-card);padding:24px;box-shadow:var(--sh-1);
  transition:transform var(--t) var(--ease),box-shadow var(--t) var(--ease),border-color var(--t) var(--ease);
}
.entry-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(255,106,61,.32)}
.entry-icon{
  flex:0 0 auto;width:46px;height:46px;border-radius:14px;
  display:grid;place-items:center;background:rgba(255,106,61,.1);color:var(--c-primary-deep);
}
.entry-card h3{font-size:17px;font-weight:700;line-height:1.5;margin-bottom:6px}
.entry-card p{font-size:14px;color:var(--c-ink-2);line-height:1.75}
.entry-card .arrow{
  margin-left:auto;align-self:center;color:var(--c-ink-3);
  transition:transform var(--t) var(--ease),color var(--t) var(--ease);
}
.entry-card:hover .arrow{transform:translateX(4px);color:var(--c-primary)}

/* ---------- FAQ ---------- */
.faq-list{border-top:1px solid var(--c-line);max-width:900px}
.faq-item{
  border-bottom:1px solid var(--c-line);
  transition:background var(--t) var(--ease);
  position:relative;
}
.faq-item::before{
  content:"";position:absolute;left:0;top:12px;bottom:12px;width:3px;border-radius:2px;
  background:var(--g-brand);opacity:0;transition:opacity var(--t) var(--ease);
}
.faq-item:has(.faq-btn[aria-expanded="true"]){background:var(--c-bg-2);border-radius:12px}
.faq-item:has(.faq-btn[aria-expanded="true"])::before{opacity:1}
.faq-head{margin:0}
.faq-btn{
  width:100%;display:flex;align-items:center;gap:16px;
  padding:22px 20px;background:none;border:0;text-align:left;
  font-size:17px;font-weight:600;color:var(--c-ink);min-height:44px;
  transition:color var(--t) var(--ease);
}
.faq-btn:hover{color:var(--c-primary-deep)}
.faq-idx{
  font-size:13px;font-weight:700;color:var(--c-ink-3);
  font-variant-numeric:tabular-nums;letter-spacing:.04em;flex:0 0 auto;
}
.faq-sign{
  margin-left:auto;flex:0 0 auto;width:22px;height:22px;position:relative;
  transition:transform var(--t) var(--ease);
}
.faq-sign::before,.faq-sign::after{
  content:"";position:absolute;background:var(--c-ink-3);border-radius:2px;
  transition:background var(--t) var(--ease);
}
.faq-sign::before{left:0;right:0;top:10px;height:1.5px}
.faq-sign::after{top:0;bottom:0;left:10px;width:1.5px}
.faq-btn[aria-expanded="true"] .faq-sign{transform:rotate(45deg)}
.faq-btn[aria-expanded="true"] .faq-sign::before,
.faq-btn[aria-expanded="true"] .faq-sign::after{background:var(--c-primary)}
.faq-body{padding:0 20px 24px 52px;font-size:15px;color:var(--c-ink-2);line-height:1.85;max-width:70ch}

/* ---------- CTA ---------- */
.cta-wrap{padding:0 0 96px}
.cta-card{
  position:relative;overflow:hidden;isolation:isolate;
  border-radius:var(--r-lg);padding:52px;
  display:grid;grid-template-columns:1fr auto;gap:40px;align-items:center;
  background-image:var(--g-brand);color:#fff;box-shadow:var(--sh-3);
}
.cta-card::before{
  content:"";position:absolute;inset:0;z-index:-1;
  background:
    radial-gradient(50% 80% at 10% 0%,rgba(255,255,255,.26) 0%,rgba(255,255,255,0) 60%),
    radial-gradient(50% 90% at 92% 100%,rgba(255,61,119,.4) 0%,rgba(255,61,119,0) 62%);
}
.cta-card h2{font-size:clamp(22px,2.4vw,30px);font-weight:700;line-height:1.35;letter-spacing:-.01em}
.cta-card p{margin-top:12px;font-size:15px;color:rgba(255,255,255,.88);max-width:52ch}
.cta-right{display:flex;flex-direction:column;align-items:flex-end;gap:18px}
.cta-btns{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end}
.qr-slot{
  width:96px;height:96px;border-radius:18px;background:rgba(255,255,255,.16);
  border:1px dashed rgba(255,255,255,.55);
  display:grid;place-items:center;gap:2px;text-align:center;
  font-size:11px;line-height:1.3;color:rgba(255,255,255,.9);padding:8px;
}

/* ---------- FOOTER ---------- */
.site-foot{background:var(--c-bg-2);border-top:1px solid var(--c-line);padding-top:64px}
.foot-grid{
  display:grid;grid-template-columns:1.3fr .9fr .9fr 1.3fr;gap:40px;
  padding-bottom:48px;
}
.foot-brand .brand{margin-bottom:16px}
.foot-brand .brand-text{color:var(--c-ink)}
.foot-slogan{font-size:14px;color:var(--c-ink-2);line-height:1.8;max-width:22ch}
.socials{display:flex;gap:10px;margin-top:20px}
.socials a{
  width:38px;height:38px;border-radius:50%;border:1px solid var(--c-line);
  background:var(--c-surface);color:var(--c-ink-2);
  display:grid;place-items:center;
  transition:color var(--t) var(--ease),border-color var(--t) var(--ease),transform var(--t) var(--ease),box-shadow var(--t) var(--ease);
}
.socials a:hover{color:var(--c-primary);border-color:rgba(255,106,61,.45);transform:translateY(-2px);box-shadow:var(--sh-1)}
.foot-col h4{font-size:15px;font-weight:600;margin-bottom:14px}
.foot-col ul li a{display:inline-block;font-size:14px;line-height:2.1;color:var(--c-ink-2)}
.foot-col ul li a:hover{color:var(--c-primary)}
.contact-line{font-size:14px;line-height:2.1;color:var(--c-ink-2)}
.contact-line strong{font-weight:600;color:var(--c-ink);margin-right:8px}
.foot-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  border-top:1px solid var(--c-line);padding:20px 0 28px;
  font-size:12px;color:var(--c-ink-3);line-height:1.8;
}

/* ---------- RESPONSIVE ---------- */
@media (max-width:1199px){
  .section{padding:76px 0}
  .cta-wrap{padding-bottom:76px}
  .split{gap:40px}
}
@media (max-width:991px){
  :root{--nav-h:64px}
  .nav-links{display:none}
  .nav-cta{display:none}
  .nav-toggle{display:grid}
  .page-hero{padding:calc(var(--nav-h) + 48px) 0 64px}
  .page-hero-grid{grid-template-columns:1fr;gap:32px}
  .steps{grid-template-columns:repeat(2,1fr);padding-top:0;gap:20px}
  .steps::before{display:none}
  .step-dot{position:static;margin-bottom:14px}
  .split,.split.reverse{grid-template-columns:1fr;gap:28px}
  .split.reverse .split-media{order:0}
  .split+.split{margin-top:56px}
  .entry-grid{grid-template-columns:1fr}
  .cta-card{grid-template-columns:1fr;padding:40px 32px}
  .cta-right{align-items:flex-start}
  .cta-btns{justify-content:flex-start}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px}
  .faq-body{padding-left:20px}
}
@media (max-width:767px){
  .section{padding:56px 0}
  .sec-head{margin-bottom:32px}
  .steps{grid-template-columns:1fr}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn{width:100%}
  .page-hero .lead{font-size:16px}
  .cta-card{padding:32px 22px;border-radius:24px}
  .cta-btns .btn{width:100%}
  .qr-slot{width:84px;height:84px}
  .faq-btn{font-size:16px;padding:18px 12px;gap:12px}
  .faq-body{padding:0 12px 20px 12px}
  .cta-wrap{padding-bottom:56px}
}
@media (max-width:575px){
  .container{padding-inline:18px}
  .foot-grid{grid-template-columns:1fr}
  .foot-bottom{flex-direction:column;gap:6px}
  .stat-pill{flex-wrap:wrap;gap:10px}
}

/* roulang page: category2 */
:root{
  --c-primary:#FF6A3D;
  --c-primary-deep:#E24A1E;
  --c-accent:#FF3D77;
  --c-mint:#12B886;
  --c-sun:#FFC24B;
  --c-ink:#1A1720;
  --c-ink-2:#565064;
  --c-ink-3:#8C8798;
  --c-bg:#FBF7F2;
  --c-bg-2:#F3ECE4;
  --c-surface:#FFFFFF;
  --c-line:#E8E1D8;
  --g-brand:linear-gradient(135deg,#FF8A3D 0%,#FF6A3D 45%,#FF3D77 100%);
  --g-mint:linear-gradient(135deg,#12B886,#3DD9A8);
  --g-mesh:radial-gradient(circle at 12% 8%,rgba(255,138,61,.18),transparent 55%),radial-gradient(circle at 88% 12%,rgba(255,61,119,.14),transparent 55%);
  --r-xl:32px;
  --r-lg:24px;
  --r-md:20px;
  --r-input:14px;
  --r-pill:999px;
  --sh-1:0 2px 8px rgba(26,23,32,.04);
  --sh-2:0 14px 36px rgba(26,23,32,.08);
  --sh-3:0 26px 60px rgba(226,74,30,.16);
  --ease:cubic-bezier(.2,.7,.3,1);
  --sp-section:96px;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease);}
a:hover{color:var(--c-primary);}
button{font-family:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
h1,h2,h3,h4{line-height:1.28;letter-spacing:-.01em;}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:3px;border-radius:6px;}
.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
}
.section{padding:var(--sp-section) 0;}
.section-alt{background:var(--c-bg-2);}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.08em;font-weight:600;
  color:var(--c-primary-deep);
  background:rgba(255,106,61,.1);
  padding:6px 14px;border-radius:var(--r-pill);
  margin-bottom:18px;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--g-brand);}
.sec-title{font-size:clamp(24px,2.6vw,34px);font-weight:700;}
.sec-sub{margin-top:14px;color:var(--c-ink-2);max-width:720px;font-size:16px;}
.sec-head{margin-bottom:44px;}

/* ---------- header ---------- */
.site-head{
  position:fixed;top:0;left:0;right:0;z-index:1030;
  transition:background .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);
  border-bottom:1px solid transparent;
  background:transparent;
}
.site-head .nav-inner{
  height:72px;display:flex;align-items:center;gap:32px;
}
.brand{display:inline-flex;align-items:center;gap:10px;font-size:18px;letter-spacing:.01em;}
.brand-mark{
  width:24px;height:24px;border-radius:8px;background:var(--g-brand);
  box-shadow:0 6px 16px rgba(255,106,61,.35);flex:none;
}
.brand-text{color:#fff;font-weight:400;transition:color .25s var(--ease);}
.brand-text strong{font-weight:800;}
.nav-links{display:flex;align-items:center;gap:32px;margin-left:auto;}
.nav-link{
  position:relative;font-size:15px;font-weight:500;color:rgba(255,255,255,.82);
  padding:6px 0;transition:color .2s var(--ease);
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:-4px;height:2px;border-radius:2px;
  background:var(--g-brand);opacity:0;transform:scaleX(.4);transition:.25s var(--ease);
}
.nav-link:hover{color:#fff;}
.nav-link:hover::after,.nav-link.active::after{opacity:1;transform:scaleX(1);}
.nav-link.active{color:#fff;font-weight:600;}
.nav-cta{
  display:inline-flex;align-items:center;justify-content:center;
  height:44px;padding:0 26px;border-radius:var(--r-pill);
  background:var(--g-brand);color:#fff;font-size:15px;font-weight:600;
  box-shadow:0 10px 24px rgba(226,74,30,.28);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),background-position .3s var(--ease);
  background-size:160% 160%;background-position:0 0;
}
.nav-cta:hover{color:#fff;transform:translateY(-1px);background-position:22% 0;box-shadow:var(--sh-3);}
.nav-cta:active{transform:translateY(1px);}
.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid rgba(255,255,255,.4);
  background:rgba(255,255,255,.12);border-radius:14px;color:#fff;
  align-items:center;justify-content:center;
}
.site-head.is-stuck{
  background:rgba(255,255,255,.94);
  backdrop-filter:blur(10px);
  border-bottom-color:var(--c-line);
  box-shadow:0 6px 20px rgba(26,23,32,.05);
}
.site-head.is-stuck .brand-text{color:var(--c-ink);}
.site-head.is-stuck .nav-link{color:var(--c-ink-2);}
.site-head.is-stuck .nav-link:hover,.site-head.is-stuck .nav-link.active{color:var(--c-ink);}
.site-head.is-stuck .nav-toggle{color:var(--c-ink);border-color:var(--c-line);background:var(--c-bg-2);}
.mobile-drawer{
  display:none;background:var(--c-surface);border-radius:0 0 var(--r-lg) var(--r-lg);
  padding:12px 24px 24px;box-shadow:var(--sh-2);
}
.mobile-drawer a{
  display:block;padding:14px 0;font-size:16px;color:var(--c-ink-2);
  border-bottom:1px solid var(--c-line);
}
.mobile-drawer a:hover{color:var(--c-primary);}
.mobile-drawer .drawer-cta{
  margin-top:18px;border:0;text-align:center;color:#fff;border-radius:var(--r-pill);
  background:var(--g-brand);font-weight:600;
}
.mobile-drawer.show{display:block;}

/* ---------- page hero ---------- */
.page-hero{
  position:relative;padding:150px 0 84px;overflow:hidden;
  background-image:
    linear-gradient(135deg,rgba(226,74,30,.82),rgba(255,61,119,.62)),
    url("/assets/images/backpic/back-2.png");
  background-size:cover;background-position:center;
  border-radius:0 0 var(--r-xl) var(--r-xl);
}
.page-hero::after{
  content:"";position:absolute;inset:0;background:var(--g-mesh);pointer-events:none;opacity:.9;
}
.page-hero .container{position:relative;z-index:2;}
.crumbs{display:flex;flex-wrap:wrap;gap:8px;font-size:13px;color:rgba(255,255,255,.78);margin-bottom:22px;}
.crumbs li{display:flex;align-items:center;gap:8px;}
.crumbs li+li::before{content:"/";opacity:.6;}
.crumbs a{color:rgba(255,255,255,.9);}
.crumbs a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px;}
.crumbs .current{color:#fff;font-weight:500;}
.page-hero-grid{display:grid;grid-template-columns:1.5fr 1fr;gap:48px;align-items:end;}
.page-hero h1{
  font-size:clamp(30px,4.2vw,52px);font-weight:700;color:#fff;letter-spacing:-.02em;line-height:1.18;
}
.page-hero .lead{
  margin-top:20px;font-size:17px;color:rgba(255,255,255,.88);max-width:560px;
}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.hero-tags span{
  font-size:13px;color:#fff;padding:7px 16px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.28);
}
.hero-badge{
  background:rgba(255,255,255,.94);border-radius:var(--r-lg);padding:28px;
  box-shadow:var(--sh-2);
}
.hero-badge .num{
  font-size:clamp(34px,4vw,54px);font-weight:800;line-height:1;
  font-variant-numeric:tabular-nums;color:var(--c-primary-deep);
}
.hero-badge .num small{font-size:.4em;font-weight:600;margin-left:4px;color:var(--c-ink-2);}
.hero-badge p{margin-top:12px;font-size:14px;color:var(--c-ink-2);line-height:1.75;}
.hero-badge .divider{height:1px;background:var(--c-line);margin:20px 0;}

/* ---------- shield list ---------- */
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.shield-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);
  padding:28px;box-shadow:var(--sh-1);display:flex;gap:18px;
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);
}
.shield-card:hover{transform:translateY(-6px);box-shadow:var(--sh-2);border-color:rgba(255,106,61,.35);}
.shield-ico{
  width:48px;height:48px;flex:none;border-radius:16px;display:flex;align-items:center;justify-content:center;
  color:var(--c-mint);background:rgba(18,184,134,.1);
}
.shield-card h3{font-size:20px;font-weight:700;margin-bottom:8px;}
.shield-card p{font-size:15px;color:var(--c-ink-2);line-height:1.8;}

/* ---------- dark stats ---------- */
.dark-band{
  background:var(--c-ink);color:#fff;padding:72px 0;position:relative;overflow:hidden;
}
.dark-band::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:64px 64px;opacity:.6;pointer-events:none;
}
.dark-band .container{position:relative;z-index:2;}
.dark-band h2{font-size:clamp(22px,2.4vw,30px);font-weight:700;margin-bottom:10px;}
.dark-band .dark-sub{color:rgba(255,255,255,.72);font-size:15px;max-width:640px;}
.stat-row{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:40px;}
.stat-pill{
  border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.06);
  border-radius:var(--r-pill);padding:18px 26px;display:flex;align-items:center;gap:16px;
}
.stat-pill .v{font-size:clamp(22px,2.4vw,30px);font-weight:800;font-variant-numeric:tabular-nums;color:#fff;}
.stat-pill .v span{font-size:.45em;font-weight:600;margin-left:3px;color:rgba(255,255,255,.7);}
.stat-pill .sep{width:1px;height:32px;background:rgba(255,255,255,.2);flex:none;}
.stat-pill .t{font-size:13px;line-height:1.5;color:rgba(255,255,255,.76);}

/* ---------- split feature ---------- */
.split{display:grid;grid-template-columns:5fr 7fr;gap:56px;align-items:center;}
.split-media{
  border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-2);aspect-ratio:16/11;background:var(--g-brand);
}
.split-media img{width:100%;height:100%;object-fit:cover;}
.step-list{margin-top:28px;display:grid;gap:18px;}
.step-item{display:flex;gap:16px;align-items:flex-start;}
.step-no{
  width:32px;height:32px;flex:none;border-radius:50%;border:1px solid rgba(255,106,61,.45);
  color:var(--c-primary-deep);font-size:14px;font-weight:700;display:flex;align-items:center;justify-content:center;
  font-variant-numeric:tabular-nums;
}
.step-item h4{font-size:17px;font-weight:600;margin-bottom:4px;}
.step-item p{font-size:15px;color:var(--c-ink-2);line-height:1.8;}
.text-link{
  display:inline-flex;align-items:center;gap:8px;font-size:15px;font-weight:600;color:var(--c-primary-deep);
  margin-top:30px;
}
.text-link svg{transition:transform .2s var(--ease);}
.text-link:hover{color:var(--c-primary);}
.text-link:hover svg{transform:translateX(4px);}

/* ---------- timeline ---------- */
.timeline{margin-top:16px;position:relative;padding-left:32px;}
.timeline::before{
  content:"";position:absolute;left:7px;top:6px;bottom:6px;width:2px;
  background:linear-gradient(180deg,var(--c-primary),rgba(255,61,119,.35));
  border-radius:2px;
}
.tl-item{position:relative;padding:0 0 32px 0;}
.tl-item:last-child{padding-bottom:0;}
.tl-item::before{
  content:"";position:absolute;left:-32px;top:8px;width:16px;height:16px;border-radius:50%;
  background:var(--c-surface);border:2px solid var(--c-primary);box-shadow:0 0 0 4px rgba(255,106,61,.12);
}
.tl-item h3{font-size:19px;font-weight:700;margin-bottom:6px;}
.tl-item p{font-size:15px;color:var(--c-ink-2);max-width:760px;}

/* ---------- FAQ ---------- */
.faq-acc{margin-top:8px;}
.acc-item{border-bottom:1px solid var(--c-line);}
.acc-btn{
  width:100%;display:flex;align-items:center;gap:18px;text-align:left;
  background:transparent;border:0;padding:24px 8px 24px 0;font-size:18px;font-weight:600;color:var(--c-ink);
  transition:color .2s var(--ease),background .2s var(--ease);
}
.acc-btn:hover{color:var(--c-primary-deep);}
.acc-idx{font-size:13px;font-weight:700;color:var(--c-ink-3);font-variant-numeric:tabular-nums;flex:none;}
.acc-btn .txt{flex:1;}
.acc-icon{
  width:28px;height:28px;flex:none;border-radius:50%;border:1px solid var(--c-line);
  display:flex;align-items:center;justify-content:center;color:var(--c-ink-2);
  transition:transform .25s var(--ease),border-color .25s var(--ease),color .25s var(--ease);
}
.acc-btn[aria-expanded="true"]{color:var(--c-primary-deep);}
.acc-btn[aria-expanded="true"] .acc-icon{transform:rotate(45deg);border-color:var(--c-primary);color:var(--c-primary);}
.acc-body{
  padding:0 8px 24px 44px;font-size:16px;color:var(--c-ink-2);line-height:1.85;
  border-left:3px solid transparent;
}
.acc-item.open .acc-body{border-left-color:var(--c-primary);padding-left:24px;background:var(--c-bg-2);border-radius:0 var(--r-input) var(--r-input) 0;}

/* ---------- CTA ---------- */
.cta-wrap{padding:0 0 var(--sp-section);}
.cta-card{
  position:relative;overflow:hidden;border-radius:var(--r-xl);
  background:var(--g-brand);color:#fff;padding:56px;
  box-shadow:var(--sh-3);
  display:flex;align-items:center;justify-content:space-between;gap:40px;flex-wrap:wrap;
}
.cta-card::after{
  content:"";position:absolute;inset:0;background:var(--g-mesh);opacity:.9;pointer-events:none;
}
.cta-card > *{position:relative;z-index:2;}
.cta-card h2{font-size:clamp(22px,2.6vw,32px);font-weight:700;color:#fff;}
.cta-card p{margin-top:12px;font-size:15px;color:rgba(255,255,255,.9);max-width:520px;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}
.btn-solid{
  display:inline-flex;align-items:center;justify-content:center;height:52px;padding:0 32px;
  border-radius:var(--r-pill);background:#fff;color:var(--c-primary-deep);font-weight:600;font-size:16px;
  box-shadow:0 10px 24px rgba(26,23,32,.16);transition:transform .2s var(--ease),box-shadow .2s var(--ease);
}
.btn-solid:hover{color:var(--c-primary-deep);transform:translateY(-2px);box-shadow:0 16px 34px rgba(26,23,32,.22);}
.btn-solid:active{transform:translateY(0);}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;height:52px;padding:0 32px;
  border-radius:var(--r-pill);border:1px solid rgba(255,255,255,.7);color:#fff;font-weight:600;font-size:16px;
  transition:background .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease);
}
.btn-ghost:hover{background:rgba(255,255,255,.16);border-color:#fff;color:#fff;transform:translateY(-2px);}

/* ---------- footer ---------- */
.site-foot{background:var(--c-bg-2);padding:72px 0 0;border-top:1px solid var(--c-line);}
.foot-grid{display:grid;grid-template-columns:25% 20% 20% 35%;gap:40px;padding-bottom:52px;}
.site-foot .brand-text{color:var(--c-ink);}
.foot-slogan{margin-top:16px;font-size:14px;color:var(--c-ink-2);}
.socials{display:flex;gap:12px;margin-top:22px;}
.socials a{
  width:38px;height:38px;border-radius:50%;border:1px solid var(--c-line);background:var(--c-surface);
  display:flex;align-items:center;justify-content:center;color:var(--c-ink-2);
  transition:color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease);
}
.socials a:hover{color:var(--c-primary);border-color:var(--c-primary);transform:translateY(-2px);}
.foot-col h4{font-size:15px;font-weight:600;margin-bottom:18px;}
.foot-col ul li{margin-bottom:2px;}
.foot-col a{font-size:14px;line-height:2.1;color:var(--c-ink-2);}
.foot-col a:hover{color:var(--c-primary);}
.contact-line{font-size:14px;color:var(--c-ink-2);line-height:2;}
.contact-line strong{color:var(--c-ink);font-weight:600;margin-right:8px;}
.foot-bottom{
  border-top:1px solid var(--c-line);padding:24px 0 32px;
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
  font-size:12px;color:var(--c-ink-3);
}
.foot-bottom .legal{max-width:640px;line-height:1.8;}

/* ---------- responsive ---------- */
@media (max-width:1199.98px){
  :root{--sp-section:72px;}
  .split{gap:40px;}
  .cta-card{padding:44px;}
}
@media (max-width:991.98px){
  .nav-links,.nav-cta{display:none;}
  .nav-toggle{display:flex;margin-left:auto;}
  .site-head .nav-inner{gap:16px;}
  .page-hero{padding:126px 0 64px;}
  .page-hero-grid{grid-template-columns:1fr;gap:32px;align-items:start;}
  .grid-2{grid-template-columns:1fr;}
  .stat-row{grid-template-columns:1fr;}
  .split{grid-template-columns:1fr;}
  .split-media{aspect-ratio:16/9;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767.98px){
  :root{--sp-section:48px;}
  .container{padding-left:18px;padding-right:18px;}
  .page-hero{padding:118px 0 52px;border-radius:0 0 var(--r-lg) var(--r-lg);}
  .hero-badge{padding:22px;}
  .dark-band{padding:52px 0;}
  .cta-card{padding:32px 24px;border-radius:var(--r-lg);}
  .btn-solid,.btn-ghost{width:100%;}
  .cta-actions{width:100%;}
  .foot-grid{grid-template-columns:1fr;}
  .acc-btn{font-size:16px;gap:12px;}
  .acc-body{padding-left:0;}
  .acc-item.open .acc-body{padding-left:16px;}
  .site-head.is-stuck .mobile-drawer{background:var(--c-surface);}
}
@media (max-width:575.98px){
  .page-hero h1{font-size:30px;}
  .shield-card{padding:22px;}
  .shield-card h3{font-size:18px;}
}

/* roulang page: category3 */
:root{
  --c-primary:#FF6A3D;
  --c-primary-deep:#E24A1E;
  --c-accent:#FF3D77;
  --c-mint:#12B886;
  --c-sun:#FFC24B;
  --c-ink:#1A1720;
  --c-ink-2:#565064;
  --c-ink-3:#8C8798;
  --c-bg:#FBF7F2;
  --c-bg-2:#F3ECE4;
  --c-surface:#FFFFFF;
  --c-line:#E8E1D8;
  --g-brand:linear-gradient(135deg,#FF8A3D 0%,#FF6A3D 45%,#FF3D77 100%);
  --g-mint:linear-gradient(135deg,#12B886,#3DD9A8);
  --g-mesh:radial-gradient(circle at 12% 18%, rgba(255,106,61,.18), transparent 46%), radial-gradient(circle at 88% 6%, rgba(255,61,119,.14), transparent 44%);
  --sh-1:0 2px 8px rgba(26,23,32,.04);
  --sh-2:0 14px 36px rgba(26,23,32,.08);
  --sh-3:0 26px 60px rgba(226,74,30,.16);
  --r-lg:32px;
  --r-md:24px;
  --r-sm:14px;
  --t:200ms cubic-bezier(.2,.7,.3,1);
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color var(--t),border-color var(--t);}
a:hover{color:var(--c-primary-deep);}
button{font-family:inherit;}
h1,h2,h3,h4,p,ul,ol{margin:0;}
ul,ol{padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:3px;border-radius:6px;}
.container{max-width:1200px;margin:0 auto;padding:0 24px;width:100%;}

/* ---------- header ---------- */
.site-head{
  position:fixed;top:0;left:0;right:0;z-index:1000;
  background:transparent;
  transition:background var(--t),box-shadow var(--t),border-color var(--t);
  border-bottom:1px solid transparent;
}
.site-head.is-scrolled{
  background:rgba(255,255,255,.92);
  backdrop-filter:saturate(160%) blur(10px);
  border-bottom:1px solid var(--c-line);
  box-shadow:0 2px 12px rgba(26,23,32,.05);
}
.nav-inner{
  height:72px;display:flex;align-items:center;gap:32px;justify-content:space-between;
}
.brand{display:inline-flex;align-items:center;gap:10px;font-size:18px;letter-spacing:.01em;color:var(--c-ink);}
.brand-mark{
  width:12px;height:12px;border-radius:4px;background:var(--g-brand);
  box-shadow:0 0 0 4px rgba(255,106,61,.12);flex:0 0 auto;
}
.brand-text{font-weight:400;color:var(--c-ink-2);white-space:nowrap;}
.brand-text strong{font-weight:700;color:var(--c-ink);}
.nav-links{display:flex;align-items:center;gap:32px;margin:0;}
.nav-link{
  position:relative;display:inline-block;padding:4px 0;
  font-size:15px;font-weight:500;color:var(--c-ink-2);
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:-6px;height:2px;border-radius:2px;
  background:var(--g-brand);transform:scaleX(0);transform-origin:left;transition:transform var(--t);
}
.nav-link:hover{color:var(--c-ink);}
.nav-link:hover::after,.nav-link.active::after{transform:scaleX(1);}
.nav-link.active{color:var(--c-ink);font-weight:600;}
.nav-cta{
  display:inline-flex;align-items:center;justify-content:center;
  padding:10px 24px;border-radius:999px;background:var(--g-brand);color:#fff;
  font-size:15px;font-weight:600;white-space:nowrap;
  box-shadow:0 6px 18px rgba(226,74,30,.18);
  transition:transform var(--t),box-shadow var(--t),color var(--t);
}
.nav-cta:hover{color:#fff;transform:translateY(-1px);box-shadow:var(--sh-3);}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--c-line);
  background:var(--c-surface);color:var(--c-ink);align-items:center;justify-content:center;
  transition:border-color var(--t),color var(--t);
}
.nav-toggle:hover{border-color:var(--c-primary);color:var(--c-primary);}
.mobile-drawer{
  display:none;flex-direction:column;gap:2px;
  background:var(--c-surface);border-radius:0 0 var(--r-md) var(--r-md);
  padding:12px 24px 24px;box-shadow:var(--sh-2);border-top:1px solid var(--c-line);
}
.mobile-drawer.is-open{display:flex;}
.mobile-drawer a{
  padding:14px 4px;font-size:16px;color:var(--c-ink-2);border-bottom:1px solid var(--c-line);
  min-height:44px;display:flex;align-items:center;
}
.mobile-drawer a:last-child{border-bottom:0;}
.mobile-drawer a.active{color:var(--c-primary-deep);font-weight:600;}
.mobile-drawer .drawer-cta{
  margin-top:14px;border:0;justify-content:center;border-radius:999px;
  background:var(--g-brand);color:#fff;font-weight:600;min-height:48px;
}

/* ---------- hero ---------- */
.page-hero{
  position:relative;overflow:hidden;
  padding:150px 0 84px;
  background:url(/assets/images/backpic/back-2.png) center/cover no-repeat;
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(112deg,rgba(251,247,242,.96) 0%,rgba(251,247,242,.9) 46%,rgba(251,247,242,.62) 100%);
}
.page-hero::after{
  content:"";position:absolute;inset:0;background:var(--g-mesh);pointer-events:none;
}
.page-hero .container{position:relative;z-index:2;}
.hero-grid{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:48px;align-items:center;}
.crumb{font-size:13px;color:var(--c-ink-3);margin-bottom:20px;}
.crumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;}
.crumb li{display:inline-flex;align-items:center;gap:8px;}
.crumb li+li::before{content:"/";color:var(--c-ink-3);}
.crumb a{color:var(--c-ink-2);}
.crumb a:hover{color:var(--c-primary-deep);}
.crumb li[aria-current]{color:var(--c-ink-3);}
.page-hero h1{
  font-size:clamp(30px,4.2vw,52px);font-weight:700;line-height:1.18;letter-spacing:-.02em;
  margin-bottom:18px;
}
.hero-sub{font-size:17px;color:var(--c-ink-2);max-width:560px;margin-bottom:28px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;}
.btn-main{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 28px;border-radius:999px;background:var(--g-brand);color:#fff;
  font-size:15px;font-weight:600;border:0;cursor:pointer;
  box-shadow:0 10px 26px rgba(226,74,30,.16);
  transition:transform var(--t),box-shadow var(--t),background-position var(--t),color var(--t);
}
.btn-main:hover{color:#fff;transform:translateY(-1px);box-shadow:var(--sh-3);}
.btn-main:active{transform:translateY(1px);}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 28px;border-radius:999px;background:transparent;
  border:1px solid rgba(26,23,32,.2);color:var(--c-ink);
  font-size:15px;font-weight:600;cursor:pointer;
  transition:border-color var(--t),color var(--t),transform var(--t);
}
.btn-ghost:hover{border-color:var(--c-primary);color:var(--c-primary-deep);transform:translateY(-1px);}
.hero-badge-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:28px;box-shadow:var(--sh-2);
}
.hero-badge-card .hb-label{font-size:12px;letter-spacing:.02em;color:var(--c-ink-3);margin-bottom:10px;}
.hero-badge-card .hb-num{
  font-size:clamp(34px,4vw,54px);font-weight:800;line-height:1;color:var(--c-primary-deep);
  font-variant-numeric:tabular-nums;
}
.hero-badge-card .hb-num span{font-size:40%;font-weight:600;color:var(--c-ink-2);margin-left:6px;}
.hero-badge-card .hb-desc{font-size:14px;color:var(--c-ink-2);margin-top:12px;}
.hero-badge-card ul{margin-top:20px;border-top:1px solid var(--c-line);padding-top:16px;display:grid;gap:10px;}
.hero-badge-card li{display:flex;align-items:center;gap:10px;font-size:14px;color:var(--c-ink-2);}
.dot{width:7px;height:7px;border-radius:50%;background:var(--c-mint);flex:0 0 auto;}

/* ---------- 通用板块 ---------- */
.section{padding:96px 0;}
.section.tight{padding:72px 0;}
.section.alt{background:var(--c-bg-2);}
.sec-head{margin-bottom:44px;max-width:720px;}
.sec-eyebrow{
  display:inline-block;font-size:12px;letter-spacing:.06em;font-weight:600;
  color:var(--c-primary-deep);background:rgba(255,106,61,.1);
  padding:5px 12px;border-radius:8px;margin-bottom:14px;
}
.sec-head h2{font-size:clamp(24px,2.6vw,34px);font-weight:700;line-height:1.28;margin-bottom:12px;}
.sec-head p{color:var(--c-ink-2);font-size:16px;}

/* ---------- 服务入口卡 ---------- */
.entry-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;}
.entry-card{
  position:relative;display:block;background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-md);padding:28px;box-shadow:var(--sh-1);
  transition:transform var(--t),box-shadow var(--t),border-color var(--t);
}
.entry-card:hover{transform:translateY(-6px);box-shadow:var(--sh-2);border-color:rgba(255,106,61,.2);}
.entry-icon{
  width:52px;height:52px;border-radius:16px;display:flex;align-items:center;justify-content:center;
  background:rgba(255,106,61,.1);color:var(--c-primary-deep);margin-bottom:18px;
}
.entry-card h3{font-size:20px;font-weight:700;margin-bottom:10px;}
.entry-card p{font-size:15px;color:var(--c-ink-2);max-width:420px;}
.entry-arrow{
  position:absolute;right:26px;bottom:26px;color:var(--c-ink-3);
  transition:transform var(--t),color var(--t);
}
.entry-card:hover .entry-arrow{transform:translateX(4px);color:var(--c-primary-deep);}

/* ---------- 数据徽章条 ---------- */
.badge-row{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.stat-badge{
  display:flex;align-items:center;gap:16px;background:var(--c-surface);
  border:1px solid var(--c-line);border-radius:999px;padding:18px 26px;box-shadow:var(--sh-1);
}
.stat-badge .num{
  font-size:26px;font-weight:800;color:var(--c-mint);font-variant-numeric:tabular-nums;line-height:1;
  white-space:nowrap;
}
.stat-badge .num small{font-size:13px;font-weight:600;color:var(--c-ink-2);margin-left:4px;}
.stat-badge .divider{width:1px;height:28px;background:var(--c-line);}
.stat-badge .txt{font-size:14px;color:var(--c-ink-2);line-height:1.5;}

/* ---------- 图文交错 ---------- */
.split{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:48px;align-items:center;}
.split.reverse{grid-template-columns:minmax(0,7fr) minmax(0,5fr);}
.split.reverse .split-media{order:2;}
.split-media{
  border-radius:20px;overflow:hidden;aspect-ratio:16/10;box-shadow:var(--sh-2);
  background:linear-gradient(135deg,#FFE0CF,#FFD3E0);position:relative;
}
.split-media img{width:100%;height:100%;object-fit:cover;}
.split-body h2{font-size:clamp(22px,2.2vw,30px);font-weight:700;line-height:1.32;margin-bottom:16px;}
.split-body p{color:var(--c-ink-2);font-size:16px;margin-bottom:18px;}
.check-list{display:grid;gap:12px;margin-top:6px;}
.check-list li{display:flex;gap:12px;font-size:15px;color:var(--c-ink-2);align-items:flex-start;}
.check-list svg{flex:0 0 auto;margin-top:3px;color:var(--c-mint);}

/* ---------- FAQ ---------- */
.faq-acc .accordion-item{
  background:transparent;border:0;border-bottom:1px solid var(--c-line);border-radius:0;position:relative;
}
.faq-acc .accordion-item:first-child{border-top:1px solid var(--c-line);}
.faq-acc .accordion-button{
  background:transparent;box-shadow:none;border-radius:0;color:var(--c-ink);
  font-size:17px;font-weight:600;padding:24px 56px 24px 0;display:flex;align-items:center;gap:16px;
  position:relative;width:100%;text-align:left;transition:background var(--t),color var(--t);
}
.faq-acc .accordion-button:not(.collapsed){
  background:var(--c-bg-2);color:var(--c-ink);box-shadow:none;padding-left:20px;
}
.faq-acc .accordion-button:not(.collapsed)::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--g-brand);
}
.faq-acc .accordion-button:focus{box-shadow:none;}
.faq-acc .accordion-button::after{
  content:"+";background-image:none;font-size:22px;font-weight:400;line-height:1;color:var(--c-ink-3);
  width:auto;height:auto;position:absolute;right:20px;top:50%;
  transform:translateY(-50%);transition:transform var(--t),color var(--t);
}
.faq-acc .accordion-button:not(.collapsed)::after{transform:translateY(-50%) rotate(45deg);color:var(--c-primary-deep);}
.faq-num{
  font-size:13px;font-weight:700;color:var(--c-primary-deep);font-variant-numeric:tabular-nums;
  flex:0 0 auto;letter-spacing:.04em;
}
.faq-q{flex:1 1 auto;}
.faq-acc .accordion-body{
  padding:0 56px 24px 76px;color:var(--c-ink-2);font-size:15px;line-height:1.9;
}
.faq-acc .accordion-button:not(.collapsed)+.accordion-collapse .accordion-body{padding-left:76px;}

/* ---------- 联系 + 表单 ---------- */
.contact-wrap{
  display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:24px;
}
.contact-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:32px;box-shadow:var(--sh-1);
}
.contact-card h3{font-size:22px;font-weight:700;margin-bottom:8px;}
.contact-card .sub{font-size:14px;color:var(--c-ink-3);margin-bottom:22px;}
.contact-list{display:grid;gap:16px;}
.contact-list li{display:flex;gap:14px;align-items:flex-start;font-size:15px;color:var(--c-ink-2);}
.contact-list .ci{
  width:40px;height:40px;border-radius:12px;flex:0 0 auto;display:flex;align-items:center;justify-content:center;
  background:rgba(18,184,134,.1);color:var(--c-mint);
}
.contact-list strong{display:block;color:var(--c-ink);font-size:14px;font-weight:600;margin-bottom:2px;}
.form-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:32px;box-shadow:var(--sh-2);
}
.form-card h3{font-size:22px;font-weight:700;margin-bottom:8px;}
.form-card .sub{font-size:14px;color:var(--c-ink-3);margin-bottom:24px;}
.field{margin-bottom:18px;}
.field label{display:block;font-size:13px;font-weight:600;color:var(--c-ink-2);margin-bottom:8px;}
.field input,.field textarea{
  width:100%;border:1px solid transparent;background:var(--c-bg-2);border-radius:var(--r-sm);
  padding:13px 16px;font-size:15px;color:var(--c-ink);font-family:inherit;line-height:1.6;
  transition:background var(--t),border-color var(--t),box-shadow var(--t);
}
.field input{height:48px;}
.field textarea{min-height:120px;resize:vertical;}
.field input::placeholder,.field textarea::placeholder{color:var(--c-ink-3);}
.field input:focus,.field textarea:focus{
  outline:none;background:var(--c-surface);border-color:var(--c-primary);
  box-shadow:0 0 0 4px rgba(255,106,61,.12);
}
.form-note{font-size:13px;color:var(--c-ink-3);margin-top:14px;line-height:1.7;}
.form-tip{
  display:none;margin-top:14px;font-size:14px;color:var(--c-mint);
  background:rgba(18,184,134,.1);border-radius:12px;padding:10px 14px;
}
.form-tip.is-show{display:block;}
.form-card .btn-main{width:100%;}

/* ---------- CTA 大卡 ---------- */
.cta-wrap{padding:0 0 96px;}
.cta-card{
  position:relative;overflow:hidden;border-radius:var(--r-lg);
  background:var(--g-brand);padding:56px;
  display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:32px;align-items:center;
  box-shadow:0 24px 60px rgba(226,74,30,.2);
}
.cta-card::after{content:"";position:absolute;inset:0;background:var(--g-mesh);pointer-events:none;}
.cta-card>*{position:relative;z-index:2;}
.cta-card h2{color:#fff;font-size:clamp(24px,2.6vw,34px);font-weight:700;line-height:1.28;margin-bottom:12px;}
.cta-card p{color:rgba(255,255,255,.86);font-size:16px;max-width:520px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end;}
.btn-light{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 30px;border-radius:999px;background:#fff;color:var(--c-primary-deep);
  font-size:15px;font-weight:700;border:0;cursor:pointer;
  transition:transform var(--t),box-shadow var(--t),color var(--t);
}
.btn-light:hover{color:var(--c-primary-deep);transform:translateY(-1px);box-shadow:0 14px 30px rgba(26,23,32,.16);}
.btn-outline-light2{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 30px;border-radius:999px;background:transparent;color:#fff;
  border:1px solid rgba(255,255,255,.6);font-size:15px;font-weight:600;cursor:pointer;
  transition:border-color var(--t),background var(--t),transform var(--t);
}
.btn-outline-light2:hover{background:rgba(255,255,255,.14);border-color:#fff;color:#fff;transform:translateY(-1px);}

/* ---------- footer ---------- */
.site-foot{background:var(--c-bg-2);border-top:1px solid var(--c-line);padding:72px 0 32px;}
.foot-grid{display:grid;grid-template-columns:1.25fr 1fr 1fr 1.75fr;gap:40px;}
.foot-brand .brand{margin-bottom:16px;}
.foot-slogan{font-size:14px;color:var(--c-ink-2);margin-bottom:20px;}
.socials{display:flex;gap:12px;}
.socials a{
  width:40px;height:40px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:var(--c-surface);border:1px solid var(--c-line);color:var(--c-ink-2);
  transition:color var(--t),border-color var(--t),transform var(--t);
}
.socials a:hover{color:var(--c-primary-deep);border-color:rgba(255,106,61,.3);transform:translateY(-2px);}
.foot-col h4{font-size:15px;font-weight:600;margin-bottom:16px;color:var(--c-ink);}
.foot-col ul{display:grid;gap:2px;}
.foot-col li a{font-size:14px;line-height:2.1;color:var(--c-ink-2);}
.foot-col li a:hover{color:var(--c-primary-deep);}
.contact-line{font-size:14px;line-height:2.1;color:var(--c-ink-2);}
.contact-line strong{display:inline-block;min-width:64px;color:var(--c-ink);font-weight:600;}
.foot-bottom{
  margin-top:48px;padding-top:24px;border-top:1px solid var(--c-line);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
}
.foot-bottom p{font-size:12px;color:var(--c-ink-3);}
.foot-bottom .foot-meta{font-size:12px;color:var(--c-ink-3);}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .section{padding:72px 0;}
  .page-hero{padding:132px 0 72px;}
  .cta-card{padding:44px;}
}
@media (max-width:991.98px){
  .nav-links{display:none;}
  .nav-cta{display:none;}
  .nav-toggle{display:flex;}
  .nav-inner{height:64px;}
  .hero-grid{grid-template-columns:1fr;gap:32px;}
  .split,.split.reverse{grid-template-columns:1fr;gap:28px;}
  .split.reverse .split-media{order:0;}
  .contact-wrap{grid-template-columns:1fr;}
  .cta-card{grid-template-columns:1fr;padding:36px;gap:24px;}
  .cta-actions{justify-content:flex-start;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .entry-grid{grid-template-columns:1fr;}
}
@media (max-width:767.98px){
  .section{padding:48px 0;}
  .section.tight{padding:48px 0;}
  .page-hero{padding:118px 0 56px;}
  .badge-row{grid-template-columns:1fr;gap:16px;}
  .entry-grid{gap:16px;}
  .entry-card{padding:24px;}
  .entry-arrow{position:static;margin-top:16px;}
  .hero-actions .btn-main,.hero-actions .btn-ghost{width:100%;}
  .cta-wrap{padding:0 0 56px;}
  .cta-card{padding:28px;border-radius:var(--r-md);}
  .cta-actions .btn-light,.cta-actions .btn-outline-light2{width:100%;}
  .form-card,.contact-card{padding:24px;}
  .faq-acc .accordion-button{font-size:16px;padding:20px 48px 20px 0;}
  .faq-acc .accordion-button:not(.collapsed){padding-left:16px;}
  .faq-acc .accordion-body,.faq-acc .accordion-button:not(.collapsed)+.accordion-collapse .accordion-body{padding:0 0 20px 16px;}
  .foot-grid{grid-template-columns:1fr;gap:28px;}
  .foot-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:519.98px){
  .container{padding:0 18px;}
  .page-hero h1{font-size:28px;}
  .sec-head h2{font-size:23px;}
  .stat-badge{padding:14px 18px;gap:12px;}
  .stat-badge .num{font-size:22px;}
}