/* ===== DESIGN TOKENS ===== */
:root{
--r50:#fdf2f3;--r100:#fce4e6;--r200:#f8c5ca;--r300:#f2939b;--r400:#e6576a;--r500:#921A2B;--r600:#7A1622;--r700:#61111A;--r800:#470D13;
--gd50:#fffbeb;--gd100:#fef3c7;--gd200:#fde68a;--gd300:#fcd34d;--gd400:#fbbf24;--gd500:#B8860B;
--gy50:#fafafa;--gy100:#f5f5f5;--gy200:#e5e5e5;--gy300:#d4d4d4;--gy400:#a3a3a3;--gy500:#737373;
--bgw:#fff;--bgg:#E6E1D8;--bgg2:#F5F2ED;
--t1:#1a1a1a;--t2:#595959;--t3:#6b6b6b;--bl:#e8e5df;
--br:rgba(146,26,43,.12);
--sc:0 2px 12px rgba(0,0,0,.05);--sh:0 12px 40px rgba(0,0,0,.08);--slg:0 20px 60px rgba(0,0,0,.1);--sr:0 4px 20px rgba(146,26,43,.12);
--fs:'PingFang SC','Microsoft YaHei','Noto Sans SC',-apple-system,sans-serif;--fe:'Inter','Helvetica Neue',Arial,sans-serif;
--eo:cubic-bezier(.16,1,.3,1);--tf:250ms var(--eo);--tb:400ms var(--eo)
}

/* ===== RESET & BASE ===== */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased}
body{font-family:var(--fs);color:var(--t1);background:var(--bgw);line-height:1.7;overflow-x:hidden;font-size:15px}
a{text-decoration:none;color:inherit}
img{max-width:100%;height:auto;display:block}
::selection{background:rgba(146,26,43,.15);color:var(--r500)}
h1{font-size:clamp(30px,4.5vw,54px);font-weight:750;line-height:1.12;letter-spacing:-.8px}
h2{font-size:clamp(26px,3.5vw,38px);font-weight:700;line-height:1.18;letter-spacing:-.3px}
h3{font-size:clamp(19px,2.3vw,25px);font-weight:600;line-height:1.3}
h4{font-size:18px;font-weight:600}

/* ===== LAYOUT ===== */
.ct{max-width:1200px;margin:0 auto;padding:0 20px}
@media(min-width:768px){.ct{padding:0 32px}}
.scn{padding:80px 0;position:relative}
.sg{background:var(--bgg2)}.sw{background:var(--bgw)}

/* ===== TYPOGRAPHY ===== */
.sl{display:inline-flex;align-items:center;gap:12px;font-size:12px;font-weight:600;color:var(--r500);letter-spacing:4px;text-transform:uppercase;margin-bottom:16px}
.sl::before{content:'';width:28px;height:2px;background:var(--gd500)}.sl::after{content:'';width:28px;height:2px;background:var(--gd500)}
.sch{text-align:center;margin-bottom:56px}
.stl{color:var(--t1);margin-bottom:12px}
.ra{color:var(--r500)}.ga{color:var(--gd500)}
.sd{font-size:15px;color:var(--t2);line-height:1.8;max-width:540px;margin:0 auto}

/* ===== BUTTONS ===== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 32px;border-radius:4px;font-size:14px;font-weight:600;border:none;cursor:pointer;transition:var(--tb);white-space:nowrap;font-family:var(--fs);letter-spacing:1px}
.b1{background:var(--r500);color:#fff}.b1:hover{background:var(--r600);box-shadow:var(--sr);transform:translateY(-1px)}
.b2{background:transparent;color:var(--r500);border:1.5px solid var(--r500)}.b2:hover{background:var(--r500);color:#fff}
.bl{padding:15px 40px;font-size:15px}

/* ===== NAV ===== */
.nb{position:fixed;top:0;left:0;right:0;z-index:1000;padding:12px 0;background:rgba(255,255,255,.96);border-bottom:1px solid var(--bl);backdrop-filter:blur(12px);--nbh:71px}
.nb .ct{display:flex;align-items:center;justify-content:space-between}
.nbb{display:flex;align-items:center;gap:8px}
.logo-img{height:46px;width:auto;object-fit:contain}
.ftb .logo-img{height:52px}
@media(max-width:768px){.nb{padding:6px 0;--nbh:51px}.logo-img{height:36px}.nbb{align-items:flex-end;padding-bottom:2px}}
.nbp{display:inline-flex;align-items:center;gap:4px;color:var(--t1);text-decoration:none;font-size:14px;font-weight:500}
.nbp svg{flex-shrink:0}
.nbp strong{color:var(--r500);font-weight:700}
.nbl{width:34px;height:34px;background:var(--r500);display:flex;align-items:center;justify-content:center;color:#fff;font-size:.9rem;font-weight:700;border-radius:6px;flex-shrink:0}
.nbt{display:flex;flex-direction:column;line-height:1.12}
.nbc{font-size:.9rem;font-weight:700;color:var(--t1)}.nbe{font-size:.54rem;color:var(--t3);letter-spacing:2.5px;text-transform:uppercase}
.nbm{display:flex;align-items:center;gap:0}
.nbm a{display:block;padding:8px 16px;color:var(--t2);font-size:14px;font-weight:500;transition:var(--tf);border-radius:4px;position:relative}
.nbm a:hover{color:var(--r500)}
.nbm a.active{color:var(--r500);font-weight:600}
.nbm a.active::after{content:'';position:absolute;bottom:2px;left:16px;right:16px;height:2px;background:var(--r500);border-radius:1px}
.nbr{display:flex;align-items:center;gap:12px}
.nbp{color:var(--t2);font-size:14px;font-weight:500}
.nbp strong{color:var(--r500)}
.nt{display:none;background:none;border:none;cursor:pointer;padding:6px}
.nt svg{display:block}.nt .nx{display:none}.nt.op .ni{display:none}.nt.op .nx{display:block}
@media(max-width:992px){
/* 移动端抽屉：.nb 含 backdrop-filter，会成为内部 fixed 元素的包含块（高 51/71px），
   故 inset:66px 0 0 里的 bottom 无法相对视口计算 → 高度被算成负数而塌成 0（只剩 padding）。
   必须改用显式 top + height；--nbh 由 .nb 按头部实测高度提供（≤768px:51 / 769-992px:71）。 */
.nbm{display:none;position:fixed;top:var(--nbh);left:0;right:0;bottom:auto;height:calc(100vh - var(--nbh));height:calc(100dvh - var(--nbh));background:var(--bgw);flex-direction:column;padding:16px 32px 40px;overflow:auto}
.nbm.ac{display:flex}.nbm a{padding:14px 20px;font-size:1rem}.nt{display:block}
.nbr .b1{display:none}
}

/* ===== HERO (main page) ===== */
.hr{position:relative;padding-top:80px;min-height:92vh;display:flex;align-items:center;overflow:hidden;background:#1a1a1a url('../images/chengdu-twins.jpg') center/cover no-repeat}
.hr::before{content:'';position:absolute;inset:0;background:linear-gradient(135deg,rgba(15,8,4,.42) 0%,rgba(20,12,6,.34) 35%,rgba(25,15,8,.26) 65%,rgba(35,20,10,.20) 100%);z-index:0}
.hrc{position:relative;z-index:1;padding:60px 0;width:100%;text-align:center}
.hrbd{display:inline-flex;align-items:center;gap:8px;padding:6px 16px;background:rgba(146,26,43,.25);border:1px solid rgba(146,26,43,.35);border-radius:4px;font-size:12px;color:rgba(255,255,255,.9);font-weight:500;letter-spacing:1px;margin-bottom:24px;backdrop-filter:blur(6px)}
.hrdt{width:5px;height:5px;border-radius:50%;background:#fff;animation:pd 2s ease-in-out infinite}
@keyframes pd{0%,100%{opacity:1}50%{opacity:.3}}
.hr h1{color:#fff;margin-bottom:20px;max-width:820px;margin-left:auto;margin-right:auto;text-shadow:0 2px 30px rgba(0,0,0,.6)}
.hr h1 .ra{color:#d44558}
.hrst{font-size:16px;color:rgba(255,255,255,.88);line-height:1.9;margin-bottom:0;max-width:640px;margin-left:auto;margin-right:auto;letter-spacing:.3px;text-shadow:0 1px 14px rgba(0,0,0,.5)}
.hrln{width:40px;height:2px;background:var(--gd500);margin:24px auto}
.hrsg{display:flex;justify-content:center;gap:0;margin-bottom:36px}
.hrst1{text-align:center;padding:0 28px;position:relative}
.hrst1:not(:last-child)::after{content:'';position:absolute;right:0;top:20%;height:60%;width:1px;background:rgba(255,255,255,.15)}
.hrsn{font-size:36px;font-weight:750;color:#d44558;line-height:1;font-family:var(--fe);letter-spacing:-1px}
.hrss{font-size:14px;font-weight:600;color:#d44558}
.hrsl{font-size:12px;color:rgba(255,255,255,.55);margin-top:4px;letter-spacing:.5px}
.hrac{display:flex;justify-content:center;gap:12px;flex-wrap:wrap}
.hrac .b2{color:#fff;border-color:rgba(255,255,255,.35)}.hrac .b2:hover{background:rgba(255,255,255,.08);border-color:#fff;color:#fff}

/* ===== TRUST BAR ===== */
.tr{padding:56px 0;background:var(--bgw);border-bottom:1px solid var(--bl)}
.trg{display:grid;grid-template-columns:repeat(4,1fr);text-align:center}
.tri{position:relative}.tri:not(:last-child)::after{content:'';position:absolute;right:0;top:18%;height:64%;width:1px;background:var(--bl)}
.trn{font-size:38px;font-weight:700;color:var(--r500);line-height:1;font-family:var(--fe);letter-spacing:-1px}
.trn s{text-decoration:none;font-size:16px;font-weight:500;color:var(--gd500)}
.trl{font-size:13px;color:var(--t3);margin-top:6px;letter-spacing:.5px}

/* ===== SERVICES (tabs + cards) ===== */
.svt{display:flex;justify-content:center;gap:0;margin-bottom:48px;border:1px solid var(--bl);border-radius:4px;overflow:hidden;width:fit-content;margin-left:auto;margin-right:auto}
.svtb{padding:12px 40px;font-size:15px;font-weight:500;border:none;cursor:pointer;transition:var(--tf);color:var(--t2);background:var(--bgw);font-family:var(--fs)}
.svtb.ac{background:var(--r500);color:#fff}
.svtb:hover:not(.ac){color:var(--r500)}
.svp{display:none}.svp.ac{display:block;animation:fi .45s var(--eo)}
@keyframes fi{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}
.sg3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;align-items:stretch}
.sg2{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
@media(max-width:768px){.sg3,.sg2{grid-template-columns:1fr}}
.sc{background:var(--bgw);border-radius:16px;overflow:hidden;transition:var(--tb);position:relative;box-shadow:var(--sc);display:flex;flex-direction:column;height:100%}
.sc-link{position:absolute;inset:0;z-index:10;text-indent:-9999px;overflow:hidden;color:transparent}
.sc:hover{transform:translateY(-5px);box-shadow:var(--sh)}
.scbg{position:relative;height:160px;overflow:hidden;display:flex;align-items:center;justify-content:center;text-align:center;padding:24px;flex-shrink:0}
.scbg::before{content:'';position:absolute;inset:0;background:var(--r700);z-index:0}
.scbg::after{content:'';position:absolute;inset:0;z-index:1;background:rgba(0,0,0,.45)}
.scbg .scbgi{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0;transition:transform .6s var(--eo)}
.sc:hover .scbg .scbgi{transform:scale(1.08)}
.sc h4{position:relative;z-index:2;color:#fff;font-size:21px;font-weight:700;letter-spacing:2px;text-shadow:0 2px 12px rgba(0,0,0,.35)}
.scbd{padding:24px 22px 28px;display:flex;flex-direction:column;flex:1}
.scbd ul{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px;list-style:none;padding:0}
.scbd li{padding:5px 12px;background:var(--bgg2);border-radius:20px;font-size:12px;color:var(--t2);white-space:nowrap;transition:var(--tf)}.sc:hover .scbd li{background:var(--r50);color:var(--r500)}
.scl{display:inline-flex;align-items:center;gap:5px;font-size:13px;font-weight:600;color:var(--r500);transition:var(--tf);padding:8px 0;margin-top:auto;align-self:flex-start}
.scl:hover{color:var(--t1);gap:8px}
.scl::after{content:'\2192';transition:var(--tf)}.scl:hover::after{margin-left:4px}

/* ===== ADVANTAGES ===== */
.avg{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.avi{text-align:center;padding:36px 20px;border:1px solid transparent;border-radius:12px;transition:var(--tb)}
.avi:hover{border-color:var(--bl);box-shadow:var(--sc)}
.aviw{width:56px;height:56px;margin:0 auto 18px;border-radius:50%;background:var(--r50);display:flex;align-items:center;justify-content:center;transition:var(--tf)}
.avi:hover .aviw{background:var(--r500)}
.aviw svg{width:26px;height:26px;color:var(--r500);transition:var(--tf)}.avi:hover .aviw svg{color:#fff}
.avi h4{color:var(--t1);margin-bottom:6px;font-size:16px}
.avi p{font-size:13px;color:var(--t3);line-height:1.7}

/* ===== CASES ===== */
.cst{display:flex;justify-content:center;gap:0;margin-bottom:36px;border:1px solid var(--bl);border-radius:4px;overflow:hidden;width:fit-content;margin-left:auto;margin-right:auto;background:var(--bgw)}
.cstb{padding:10px 30px;font-size:14px;font-weight:500;border:none;cursor:pointer;transition:var(--tf);color:var(--t2);background:transparent;font-family:var(--fs);position:relative}
.cstb+.cstb{border-left:1px solid var(--bl)}
.cstb.ac{background:var(--r500);color:#fff}
.cstb:hover:not(.ac){color:var(--r500);background:var(--r50)}
.cc.hide{display:none}
.csg{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-bottom:40px}
.cc{position:relative;background:var(--bgw);border:1px solid var(--bl);border-radius:12px;overflow:hidden;transition:var(--tb);display:flex;flex-direction:column}
.cc:hover{transform:translateY(-3px);box-shadow:var(--sh)}
.cct{padding:0;position:relative;background:linear-gradient(135deg,var(--bgg2),var(--bgg));min-height:160px;overflow:hidden;display:flex;flex-direction:column;justify-content:flex-end}
.cct::before{content:'';position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,.05) 0%,rgba(0,0,0,.55) 100%);z-index:1}
.cct-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0;transition:transform .6s var(--eo)}
.cc:hover .cct-img{transform:scale(1.06)}
.cct-body{position:relative;z-index:2;padding:20px 22px 18px}
.cctg{display:inline-block;padding:4px 10px;background:var(--r500);color:#fff;font-size:11px;font-weight:600;border-radius:4px;margin-bottom:12px;letter-spacing:.5px}
.cctg.cg{background:var(--gd500)}
.cctk{font-size:11px;color:rgba(255,255,255,.85);font-weight:500;text-transform:uppercase;letter-spacing:1.5px;margin-bottom:4px}
.cct h4{color:#fff;font-size:18px;font-weight:700}
.ccb{padding:20px 22px 24px;display:flex;flex-direction:column;flex:1}
.ccb p{font-size:14px;color:var(--t2);line-height:1.8;margin-bottom:18px;flex:1}
.ccf{display:flex;justify-content:space-between;align-items:center;padding-top:14px;border-top:1px solid var(--bl);font-size:12px;color:var(--t3)}
.ccf .hl{color:var(--r500);font-weight:600}/* 案例卡无封面图回落：浅米底+深字（由 [list:isico] 驱动的 .cct--ni），占位图 nopic.png 与暗色蒙版一并关闭 */.cct-img[src*="nopic"]{display:none}.cct--ni .cct-img{display:none}.cct--ni::before{background:none}.cct--ni h4{color:var(--t1)}.cct--ni .cctk{color:var(--t3)}
/* Card overlay link (covers entire card for click) */
.cc{position:relative}
.cc-link{position:absolute;inset:0;z-index:3;text-indent:-9999px;overflow:hidden;color:transparent}

/* ===== NEWS & INSIGHTS ===== */
.nwg{display:grid;grid-template-columns:1.7fr 1fr;gap:24px;align-items:stretch}
.nwg>.nmp,.nwg>.nmq,.nmft{min-width:0}
.nmp{background:var(--bgw);border:1px solid var(--bl);border-radius:12px;padding:24px 26px 18px;transition:var(--tb)}
.nmp:hover{box-shadow:var(--sc)}
.nmh{display:flex;align-items:center;flex-wrap:wrap;gap:10px 0;border-bottom:1px solid var(--bl);margin-bottom:16px;position:relative}
.nmt{display:flex;gap:28px}
.nmtb{padding:12px 0;font-size:15px;font-weight:600;color:var(--t2);cursor:pointer;background:none;border:none;font-family:var(--fs);position:relative;transition:var(--tf)}
.nmtb:hover{color:var(--r500)}
.nmtb.ac{color:var(--r500)}
.nmtb.ac::after{content:'';position:absolute;bottom:-1px;left:0;right:0;height:2px;background:var(--r500)}
.nmtb .dot{position:absolute;top:8px;right:-10px;width:6px;height:6px;border-radius:50%;background:var(--r500)}
.nmml{margin-left:auto;font-size:13px;color:var(--t3);transition:var(--tf)}.nmml:hover{color:var(--r500)}
.nmc{display:none;animation:nmf .35s var(--eo)}
.nmc.ac{display:block}
@keyframes nmf{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}
.nmfeat{display:grid;grid-template-columns:120px 1fr;gap:18px;padding:14px 0;border-bottom:1px dashed var(--bl)}
.nmf-img{width:120px;height:80px;object-fit:cover;border-radius:6px}
.nmft h5{font-size:15px;font-weight:600;color:var(--t1);margin-bottom:6px;line-height:1.45;transition:var(--tf);cursor:pointer}
.nmft h5:hover{color:var(--r500)}
.nmft p{font-size:12.5px;color:var(--t3);line-height:1.6;margin-bottom:4px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.nmfm{font-size:11px;color:var(--gd500);font-weight:500;letter-spacing:.5px}
.nmli{padding:12px 0;display:flex;align-items:center;gap:10px;border-bottom:1px dashed var(--bl);transition:var(--tf);cursor:pointer}
.nmli:last-child{border-bottom:none}
.nmli:hover h6{color:var(--r500)}
.nmli::before{content:'';width:5px;height:5px;border-radius:50%;background:var(--r500);flex-shrink:0}
.nmli h6{flex:1;font-size:14px;font-weight:500;color:var(--t1);line-height:1.5;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.nmli time{font-size:12px;color:var(--t3);font-family:var(--fe);flex-shrink:0}
.nmq{background:var(--bgw);border:1px solid var(--gd500);border-radius:12px;padding:24px 26px 26px;position:relative;display:flex;flex-direction:column;min-width:0}
.nqmh{display:flex;align-items:center;border-bottom:1px solid var(--bl);padding-bottom:14px;margin-bottom:18px}
.nqmh h4{font-size:16px;font-weight:700;color:var(--t1);display:flex;align-items:center;gap:8px}
.nqmh h4::before{content:'?';width:22px;height:22px;background:var(--r500);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:700}
.nqmml{margin-left:auto;font-size:13px;color:var(--t3)}.nmqml:hover{color:var(--r500)}
.nmqb{flex:1;display:flex;flex-direction:column;gap:14px}
.nqit{padding:0;display:flex;flex-direction:column;gap:6px}
.nqq{display:flex;gap:8px;align-items:flex-start}
.nqq-i{flex-shrink:0;width:18px;height:18px;background:var(--r500);color:#fff;border-radius:4px;display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:700;font-family:var(--fe)}
.nqq h6{font-size:14px;font-weight:600;color:var(--t1);line-height:1.55;transition:var(--tf);cursor:pointer}
.nqq:hover h6{color:var(--r500)}
.nqa{padding-left:26px;font-size:12.5px;color:var(--t3);line-height:1.75}
.nqa-i{flex-shrink:0;width:18px;height:18px;background:var(--gd500);color:#fff;border-radius:4px;display:inline-flex;align-items:center;justify-content:center;font-size:11px;font-weight:700;font-family:var(--fe);margin-right:8px;vertical-align:-3px}
@media(max-width:900px){.nwg{grid-template-columns:1fr}}

/* ===== QUALIFICATIONS ===== */
.qlg{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.qlc{text-align:center;padding:36px 20px;border:1px solid var(--bl);border-radius:12px;transition:var(--tb);background:var(--bgw)}
.qlc:hover{box-shadow:var(--sc);border-color:var(--r200)}
.qli{width:50px;height:50px;margin:0 auto 16px;border-radius:50%;background:var(--r50);display:flex;align-items:center;justify-content:center;transition:var(--tf)}
.qlc:hover .qli{background:var(--r500)}
.qli svg{width:22px;height:22px;color:var(--r500);transition:var(--tf)}.qlc:hover .qli svg{color:#fff}
.qlc h4{color:var(--t1);margin-bottom:4px;font-size:15px}.qlc p{font-size:12px;color:var(--t3)}

/* ===== CTA ===== */
.cta{background:linear-gradient(135deg,var(--r700),var(--r500));padding:80px 0;text-align:center;position:relative;overflow:hidden}
.cta::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse 60% 50% at 30% 50%,rgba(255,255,255,.05) 0%,transparent 60%)}
.ctai{position:relative;z-index:1}.cta h2{color:#fff;margin-bottom:12px}
.cta p{color:rgba(255,255,255,.7);font-size:15px;margin-bottom:28px}
.ctab{display:flex;justify-content:center;gap:12px;flex-wrap:wrap}
.cta .b2{color:#fff;border-color:rgba(255,255,255,.3)}.cta .b2:hover{background:rgba(255,255,255,.1);border-color:#fff;color:#fff}

/* ===== FOOTER ===== */
.ft{background:linear-gradient(135deg,var(--r700),var(--r500));padding:64px 0 0;color:rgba(255,255,255,.85);position:relative}
.ft::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--gd300),var(--gd500),var(--gd300));z-index:2}
.ftg{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px;position:relative;z-index:1}
.ftb{position:relative;z-index:1}.ftb .nbb{margin-bottom:18px}.ftb .nbc{color:#fff}
.ftb p{font-size:13px;line-height:1.9;color:rgba(255,255,255,.6);max-width:340px}
.ftc h4{font-size:16px;color:#fff;margin-bottom:18px;font-weight:600;padding-bottom:10px;position:relative}
.ftc h4::after{content:'';position:absolute;bottom:0;left:0;width:20px;height:2px;background:var(--gd400);border-radius:1px}
.ftc a{font-size:13px;color:rgba(255,255,255,.65);display:block;margin-bottom:8px;transition:var(--tf);line-height:2}.ftc a:hover{color:var(--gd300)}
.ftq{display:flex;align-items:center;gap:10px;margin-top:14px}
.ftqr{width:64px;height:64px;border-radius:8px;border:2px solid rgba(255,255,255,.2);display:block}
.ftq span{font-size:12px;color:rgba(255,255,255,.55)}
.ftbt{border-top:1px solid rgba(255,255,255,.12);padding:18px 0;display:flex;justify-content:space-between;font-size:12px;color:rgba(255,255,255,.4)}
.ftbt a{color:rgba(255,255,255,.4);margin-left:14px;transition:var(--tf)}.ftbt a:hover{color:var(--gd400)}

/* ===== REVEAL ===== */
.rv{opacity:0;transform:translateY(24px)}.rv.vs{opacity:1;transform:translateY(0);transition:.7s var(--eo)}

/* ================================================================== */
/* ===== SUB-PAGE COMPONENTS (栏目页 + 详情页) ===== */
/* ================================================================== */

/* ===== Sub-Page Hero ===== */
.ph{padding-top:80px;background:#2d1116;color:#fff;position:relative;overflow:hidden}
.ph::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse 70% 60% at 80% 20%,rgba(184,134,11,.08) 0%,transparent 60%);z-index:0}
.ph::after{content:'';position:absolute;bottom:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,var(--gd500),transparent);z-index:2}
.ph-banner{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.6;z-index:0}
.ph-overlay{position:absolute;inset:0;background:linear-gradient(135deg,rgba(71,13,19,.4) 0%,rgba(122,22,34,.25) 50%,rgba(146,26,43,.15) 100%);z-index:1}
.phc{position:relative;z-index:1;padding:56px 0 48px}
.ph h1{color:#fff;font-size:clamp(28px,4vw,40px);margin-bottom:12px}
.ph h1 .ga{color:var(--gd300)}
.phi{font-size:15px;color:rgba(255,255,255,.72);max-width:680px;line-height:1.9}

/* ===== Breadcrumb ===== */
.bc{display:flex;align-items:center;gap:6px;font-size:13px;margin-bottom:20px;flex-wrap:wrap}
.bci{color:rgba(255,255,255,.55)}
.bci a{color:rgba(255,255,255,.8);transition:var(--tf)}.bci a:hover{color:var(--gd300)}
.bcs{color:rgba(255,255,255,.25);font-size:11px}
.bci.cur{color:#fff;font-weight:500}

/* ===== Detail Column Layout ===== */
.dcl{display:grid;grid-template-columns:1fr 320px;gap:48px;align-items:start}
.dcm{min-width:0}
@media(max-width:992px){.dcl{grid-template-columns:1fr;gap:32px}}

/* ===== Detail Section ===== */
.ds{margin-bottom:48px}
.dsh{font-size:22px;font-weight:700;margin-bottom:24px;display:flex;align-items:center;gap:12px;color:var(--t1)}
.dsh::before{content:'';width:4px;height:24px;background:var(--r500);border-radius:2px;flex-shrink:0}
.dsp{font-size:15px;color:var(--t2);line-height:2;margin-bottom:16px}
.dsp:last-child{margin-bottom:0}
.dsp strong{color:var(--t1)}

/* ===== Service Scope Grid ===== */
.ssg{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
@media(max-width:600px){.ssg{grid-template-columns:1fr}}
.ssi{display:flex;align-items:flex-start;gap:10px;padding:16px 18px;background:var(--bgg2);border-radius:8px;transition:var(--tf);border:1px solid transparent}
.ssi:hover{border-color:var(--r200);background:var(--r50)}
.ssi::before{content:'\2713';color:var(--r500);font-weight:700;font-size:15px;flex-shrink:0;margin-top:1px}
.ssi span{font-size:14px;color:var(--t2);line-height:1.6}

/* ===== Process Steps ===== */
.psw{position:relative}
.ps{display:flex;flex-direction:column}
.psi{display:flex;gap:20px;padding-bottom:28px;position:relative}
.psi:not(:last-child)::after{content:'';position:absolute;left:19px;top:44px;bottom:0;width:2px;background:var(--bl)}
.psn{width:40px;height:40px;border-radius:50%;background:var(--r500);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:15px;flex-shrink:0;z-index:1;box-shadow:0 4px 12px rgba(146,26,43,.25)}
.pst{padding-top:6px;flex:1}
.pst h4{font-size:16px;margin-bottom:4px;color:var(--t1)}
.pst p{font-size:14px;color:var(--t2);line-height:1.8}

/* ===== Target Clients ===== */
.tcg{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
@media(max-width:600px){.tcg{grid-template-columns:1fr}}
.tci{padding:24px 20px;background:var(--bgg2);border-radius:12px;text-align:center;transition:var(--tb);border:1px solid transparent}
.tci:hover{border-color:var(--r200);box-shadow:var(--sc);transform:translateY(-2px)}
.tci-ic{width:44px;height:44px;margin:0 auto 14px;border-radius:50%;background:var(--r50);display:flex;align-items:center;justify-content:center}
.tci-ic svg{width:22px;height:22px;color:var(--r500)}
.tci h4{font-size:15px;margin-bottom:6px;color:var(--t1)}
.tci p{font-size:13px;color:var(--t3);line-height:1.7}

/* ===== FAQ Accordion ===== */
.faq{display:flex;flex-direction:column;gap:12px}
.fqi{border:1px solid var(--bl);border-radius:10px;overflow:hidden;transition:var(--tf);background:var(--bgw)}
.fqi:hover{border-color:var(--r200)}
.fqi.open{border-color:var(--r300);box-shadow:var(--sc)}
.faqq{padding:16px 20px;cursor:pointer;display:flex;justify-content:space-between;align-items:center;font-weight:600;font-size:15px;color:var(--t1);user-select:none;list-style:none}
.faqq::-webkit-details-marker{display:none}
.faqq::after{content:'\002B';font-size:18px;color:var(--r500);transition:var(--tf);flex-shrink:0;margin-left:12px}
.fqi.open .faqq::after{content:'\2212'}
.faqa{max-height:0;overflow:hidden;transition:max-height .35s var(--eo)}
.fqi.open .faqa{max-height:400px}
.faqa-i{padding:0 20px 18px;font-size:14px;color:var(--t2);line-height:1.9}

/* ===== Sidebar Widgets ===== */
.dcs{position:sticky;top:90px}
@media(max-width:992px){.dcs{position:static}}
.swc{background:linear-gradient(135deg,var(--r700),var(--r500));color:#fff;border-radius:14px;padding:28px 24px;margin-bottom:20px;position:relative;overflow:hidden}
.swc::before{content:'';position:absolute;top:0;left:0;right:0;height:2px;background:linear-gradient(90deg,var(--gd300),var(--gd500))}
.swc h4{color:#fff;font-size:17px;margin-bottom:8px}
.swc p{font-size:13px;color:rgba(255,255,255,.65);line-height:1.8;margin-bottom:16px}
.swc .btn{width:100%;margin-bottom:8px}
.swc .b2{color:#fff;border-color:rgba(255,255,255,.3)}.swc .b2:hover{background:rgba(255,255,255,.1);border-color:#fff;color:#fff}
.swc-phone{display:flex;align-items:center;gap:8px;font-size:20px;font-weight:700;color:#fff;margin-top:8px;font-family:var(--fe)}
.swc-phone svg{width:18px;height:18px;color:var(--gd300)}

.swl{background:var(--bgw);border:1px solid var(--bl);border-radius:14px;padding:24px;margin-bottom:20px}
.swl h4{font-size:16px;margin-bottom:16px;padding-bottom:12px;border-bottom:2px solid var(--r500);color:var(--t1)}
.swl a{display:flex;justify-content:space-between;align-items:center;padding:11px 0;border-bottom:1px solid var(--bl);font-size:14px;color:var(--t2);transition:var(--tf)}
.swl a:last-child{border-bottom:none}
.swl a:hover{color:var(--r500);padding-left:4px}
.swl a .arr{color:var(--r300);font-size:12px;transition:var(--tf)}
.swl a:hover .arr{color:var(--r500);transform:translateX(3px)}
.swl a.cur{color:var(--r500);font-weight:600}

/* ===== Info Table ===== */
.itbl{width:100%;border-collapse:collapse;font-size:14px;border-radius:10px;overflow:hidden;box-shadow:var(--sc)}
.itbl th,.itbl td{padding:14px 18px;text-align:left;border-bottom:1px solid var(--bl)}
.itbl th{background:var(--bgg2);font-weight:600;color:var(--t1);font-size:13px;letter-spacing:.5px}
.itbl tr:last-child td{border-bottom:none}
.itbl td{color:var(--t2)}
.itbl tr:hover td{background:var(--r50)}

/* ===== Highlight Box ===== */
.hlb{background:linear-gradient(135deg,var(--r50),var(--gd50));border-left:4px solid var(--r500);border-radius:0 12px 12px 0;padding:24px 28px;margin:24px 0}
.hlb h4{color:var(--r500);margin-bottom:8px;font-size:16px}
.hlb p{font-size:14px;color:var(--t2);line-height:1.9;margin:0}
.hlb ul{list-style:none;padding:0;margin:8px 0 0}
.hlb ul li{font-size:14px;color:var(--t2);padding:4px 0 4px 20px;position:relative;line-height:1.8}
.hlb ul li::before{content:'\25C6';position:absolute;left:0;color:var(--gd500);font-size:10px;top:8px}

/* ===== Column Page Service Grid ===== */
.cps{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:stretch}
@media(max-width:992px){.cps{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.cps{grid-template-columns:1fr}}
.cpc{background:var(--bgw);border:1px solid var(--bl);border-radius:16px;overflow:hidden;transition:var(--tb);display:flex;flex-direction:column;height:100%}
.cpc:hover{transform:translateY(-5px);box-shadow:var(--sh);border-color:var(--r200)}
.cpch{padding:0;position:relative;overflow:hidden;min-height:180px;display:flex;align-items:flex-end}
.cpch-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0;opacity:1;transition:transform .6s var(--eo)}
.cpc:hover .cpch-img{transform:scale(1.05)}
.cpch::before{content:'';position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,0) 35%,rgba(0,0,0,.72) 100%);z-index:1}
.cpch h4{color:#fff;font-size:21px;font-weight:700;position:relative;z-index:2;letter-spacing:1px;line-height:1.35;padding:26px 24px 22px;text-shadow:0 2px 12px rgba(0,0,0,.45)}
.cpcb{padding:24px;flex:1;display:flex;flex-direction:column}
.cpcb ul{list-style:none;padding:0;margin-bottom:20px;flex:1}
.cpcb ul li{font-size:13px;color:var(--t2);padding:6px 0 6px 22px;position:relative;border-bottom:1px solid var(--bl);line-height:1.6}
.cpcb ul li:last-child{border-bottom:none}
.cpcb ul li::before{content:'\2713';position:absolute;left:0;top:7px;color:var(--r500);font-weight:700;font-size:12px}
.cpcb .scl{margin-top:auto}
.cpc-link{display:flex;flex-direction:column;text-decoration:none;color:inherit;cursor:pointer;height:100%}
.cpc-link:hover{text-decoration:none}
.sc-link{display:block;text-decoration:none;color:inherit;cursor:pointer}
.sc-link:hover{text-decoration:none}

/* ===== Related Services ===== */
.rsg{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
@media(max-width:768px){.rsg{grid-template-columns:1fr}}
.rsc{display:flex;align-items:center;gap:14px;padding:18px 20px;border:1px solid var(--bl);border-radius:12px;transition:var(--tb);background:var(--bgw)}
.rsc:hover{border-color:var(--r300);box-shadow:var(--sc);transform:translateX(4px)}
.rsc-ic{width:40px;height:40px;border-radius:10px;background:var(--r50);display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:var(--tf)}
.rsc:hover .rsc-ic{background:var(--r500)}
.rsc-ic svg{width:20px;height:20px;color:var(--r500);transition:var(--tf)}
.rsc:hover .rsc-ic svg{color:#fff}
.rsc-t{font-size:14px;font-weight:600;color:var(--t1);transition:var(--tf)}
.rsc:hover .rsc-t{color:var(--r500)}
.rsc-s{font-size:12px;color:var(--t3)}

/* ===== About Page Components ===== */
.abg{display:grid;grid-template-columns:1.2fr 1fr;gap:48px;align-items:center}
@media(max-width:768px){.abg{grid-template-columns:1fr}}
.abi-img{border-radius:16px;overflow:hidden;box-shadow:var(--sh);position:relative}
.abi-img img{width:100%;height:360px;object-fit:cover}
.abi-img::after{content:'';position:absolute;inset:0;background:linear-gradient(135deg,transparent 50%,rgba(146,26,43,.15))}
.abp{font-size:15px;color:var(--t2);line-height:2;margin-bottom:16px}

/* ===== Stats Bar (about page) ===== */
.stbg{display:grid;grid-template-columns:repeat(4,1fr);gap:0;background:linear-gradient(135deg,var(--r700),var(--r500));border-radius:16px;overflow:hidden}
.stbi{text-align:center;padding:36px 20px;position:relative}
.stbi:not(:last-child)::after{content:'';position:absolute;right:0;top:20%;height:60%;width:1px;background:rgba(255,255,255,.12)}
.stbn{font-size:40px;font-weight:750;color:var(--gd300);line-height:1;font-family:var(--fe);letter-spacing:-1px}
.stbn s{text-decoration:none;font-size:18px;font-weight:600}
.stbl{font-size:13px;color:rgba(255,255,255,.65);margin-top:8px;letter-spacing:.5px}

/* ===== Page Stats Bar (栏目页数据条) ===== */
.psbg{display:grid;grid-template-columns:repeat(4,1fr);gap:0;background:var(--bgw);border:1px solid var(--bl);border-radius:16px;overflow:hidden;box-shadow:var(--sc)}
.psbi{text-align:center;padding:32px 20px;position:relative;transition:var(--tf)}
.psbi:hover{background:var(--r50)}
.psbi:not(:last-child)::after{content:'';position:absolute;right:0;top:15%;height:70%;width:1px;background:var(--bl)}
.psbn{font-size:42px;font-weight:750;color:var(--r500);line-height:1;font-family:var(--fe);letter-spacing:-1.5px}
.psbn s{text-decoration:none;font-size:18px;font-weight:600;color:var(--gd500)}
.psbl{font-size:13px;color:var(--t3);margin-top:8px;letter-spacing:.5px}

/* ===== Project Lifecycle Flow (项目全生命周期流程图) ===== */
.plf{display:grid;grid-template-columns:repeat(5,1fr);gap:0;position:relative;margin-top:8px}
.plfi{text-align:center;padding:24px 12px;position:relative}
.plfi:not(:last-child)::after{content:'';position:absolute;right:-12px;top:36px;width:24px;height:2px;background:var(--bl);z-index:0}
.plfi:not(:last-child)::before{content:'\25B6';position:absolute;right:-14px;top:28px;font-size:12px;color:var(--r300);z-index:1;background:var(--bgw);padding:0 2px}
.plfi-ic{width:56px;height:56px;border-radius:50%;background:linear-gradient(135deg,var(--r500),var(--r700));display:flex;align-items:center;justify-content:center;margin:0 auto 14px;position:relative;z-index:1;box-shadow:0 6px 20px rgba(146,26,43,.2)}
.plfi-ic svg{width:26px;height:26px;color:#fff}
.plfi-n{font-size:11px;font-weight:600;color:var(--gd500);letter-spacing:2px;text-transform:uppercase;margin-bottom:4px}
.plfi h4{font-size:15px;color:var(--t1);margin-bottom:6px}
.plfi p{font-size:12px;color:var(--t3);line-height:1.6}
@media(max-width:768px){
.plf{grid-template-columns:repeat(2,1fr);gap:16px}
.plfi:not(:last-child)::after,.plfi:not(:last-child)::before{display:none}
}

/* ===== Numbered Feature Grid (编号特性网格) ===== */
.nfg{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
@media(max-width:768px){.nfg{grid-template-columns:1fr}}
.nfi{padding:32px 24px;background:var(--bgw);border:1px solid var(--bl);border-radius:14px;transition:var(--tb);position:relative;overflow:hidden}
.nfi:hover{box-shadow:var(--sh);transform:translateY(-4px);border-color:var(--r200)}
.nfi::before{content:attr(data-num);position:absolute;top:-8px;right:16px;font-size:64px;font-weight:800;color:var(--r50);font-family:var(--fe);line-height:1;z-index:0}
.nfi-c{position:relative;z-index:1}
.nfi-ic{width:48px;height:48px;border-radius:12px;background:var(--r50);display:flex;align-items:center;justify-content:center;margin-bottom:18px;transition:var(--tf)}
.nfi:hover .nfi-ic{background:var(--r500)}
.nfi-ic svg{width:24px;height:24px;color:var(--r500);transition:var(--tf)}
.nfi:hover .nfi-ic svg{color:#fff}
.nfi-c h4{font-size:17px;margin-bottom:8px;color:var(--t1)}
.nfi-c p{font-size:14px;color:var(--t3);line-height:1.8}
.nfi-c ul{list-style:none;padding:0;margin-top:12px}
.nfi-c ul li{font-size:13px;color:var(--t2);padding:4px 0 4px 18px;position:relative;line-height:1.7}
.nfi-c ul li::before{content:'\2713';position:absolute;left:0;top:5px;color:var(--r500);font-weight:700;font-size:11px}

/* ===== Industry Coverage Grid (行业覆盖网格) ===== */
.indg{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
@media(max-width:768px){.indg{grid-template-columns:repeat(2,1fr)}}
@media(max-width:480px){.indg{grid-template-columns:1fr}}
.indi{padding:28px 18px;text-align:center;background:var(--bgg2);border-radius:12px;transition:var(--tb);border:1px solid transparent}
.indi:hover{background:var(--bgw);border-color:var(--r200);box-shadow:var(--sc)}
.indi-ic{width:44px;height:44px;margin:0 auto 14px;display:flex;align-items:center;justify-content:center;border-radius:50%;background:var(--r50);transition:var(--tf)}
.indi:hover .indi-ic{background:var(--r500)}
.indi-ic svg{width:22px;height:22px;color:var(--r500);transition:var(--tf)}
.indi:hover .indi-ic svg{color:#fff}
.indi h4{font-size:15px;color:var(--t1);margin-bottom:4px}
.indi p{font-size:12px;color:var(--t3)}

/* ===== Team Grid (团队卡片) ===== */
.tmg{display:flex;flex-wrap:wrap;justify-content:center;gap:20px}
.tmi{flex:0 0 calc(33.333% - 14px);max-width:280px}
@media(max-width:992px){.tmi{flex:0 0 calc(50% - 10px);max-width:320px}}
@media(max-width:480px){.tmi{flex:0 0 100%;max-width:100%}}
.tmi{background:var(--bgw);border:1px solid var(--bl);border-radius:14px;overflow:hidden;transition:var(--tb)}
.tmi:hover{box-shadow:var(--sh);transform:translateY(-4px)}
.tmi-h{height:120px;background:linear-gradient(135deg,var(--r700),var(--r500));display:flex;align-items:center;justify-content:center;position:relative}
.tmi-h::before{content:'';position:absolute;top:-15px;right:-15px;width:70px;height:70px;border-radius:50%;background:rgba(255,255,255,.06)}
.tmi-h .tmi-a{width:72px;height:72px;border-radius:50%;background:var(--bgg2);display:flex;align-items:center;justify-content:center;font-size:28px;font-weight:700;color:var(--r500);border:3px solid rgba(255,255,255,.2);position:relative;z-index:1}
.tmi-b{padding:20px 18px;text-align:center}
.tmi-b h4{font-size:16px;color:var(--t1);margin-bottom:4px}
.tmi-b .tmi-t{font-size:12px;color:var(--r500);font-weight:600;margin-bottom:10px;letter-spacing:.5px}
.tmi-b p{font-size:13px;color:var(--t3);line-height:1.7}
.tmi-tags{display:flex;flex-wrap:wrap;gap:6px;justify-content:center;margin-top:12px}
.tmi-tags span{padding:3px 10px;background:var(--bgg2);border-radius:20px;font-size:11px;color:var(--t3)}

/* ===== Compliance Cards (法规依据卡片) ===== */
.cmc{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
@media(max-width:600px){.cmc{grid-template-columns:1fr}}
.cmci{display:flex;gap:16px;padding:20px 22px;background:var(--bgw);border:1px solid var(--bl);border-radius:12px;transition:var(--tb)}
.cmci:hover{border-color:var(--r200);box-shadow:var(--sc)}
.cmci-ic{width:40px;height:40px;border-radius:8px;background:var(--r50);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.cmci-ic svg{width:20px;height:20px;color:var(--r500)}
.cmci-c h4{font-size:14px;margin-bottom:4px;color:var(--t1)}
.cmci-c p{font-size:13px;color:var(--t3);line-height:1.7}

/* ===== Capability Bars (能力条) ===== */
.cbg{display:flex;flex-direction:column;gap:18px}
.cbi{}
.cbi-h{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}
.cbi-h h4{font-size:14px;color:var(--t1)}
.cbi-h span{font-size:13px;font-weight:600;color:var(--r500);font-family:var(--fe)}
.cbi-bar{height:8px;background:var(--bgg);border-radius:4px;overflow:hidden}
.cbi-fill{height:100%;border-radius:4px;background:linear-gradient(90deg,var(--r500),var(--gd500));transition:width 1s var(--eo)}

/* ===== Featured Cases Mini (精选案例迷你卡片) ===== */
.fcm{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
@media(max-width:768px){.fcm{grid-template-columns:1fr}}
.fci{background:var(--bgw);border:1px solid var(--bl);border-radius:12px;overflow:hidden;transition:var(--tb)}
.fci:hover{box-shadow:var(--sh);transform:translateY(-3px)}
.fci-h{padding:20px 18px 14px;background:linear-gradient(135deg,var(--bgg2),var(--bgg));position:relative}
.fci-tag{display:inline-block;padding:3px 10px;background:var(--r500);color:#fff;font-size:11px;font-weight:600;border-radius:4px;margin-bottom:10px}
.fci-tag.gd{background:var(--gd500)}
.fci h4{font-size:16px;color:var(--t1)}
.fci-b{padding:16px 18px 20px}
.fci-b p{font-size:13px;color:var(--t2);line-height:1.8;margin-bottom:14px}
.fci-m{display:flex;gap:16px;font-size:12px;color:var(--t3);padding-top:12px;border-top:1px solid var(--bl)}
.fci-m span strong{color:var(--r500);font-weight:600}

/* ===== Detail Page Stats Bar (详情页数据条) ===== */
.dpsb{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border:1px solid var(--bl);border-radius:12px;overflow:hidden;background:var(--bgw);box-shadow:var(--sc)}
.dpsbi{text-align:center;padding:24px 16px;position:relative;transition:var(--tf)}
.dpsbi:hover{background:var(--r50)}
.dpsbi:not(:last-child)::after{content:'';position:absolute;right:0;top:15%;height:70%;width:1px;background:var(--bl)}
.dpsbn{font-size:32px;font-weight:750;color:var(--r500);line-height:1;font-family:var(--fe);letter-spacing:-1px}
.dpsbn s{text-decoration:none;font-size:14px;font-weight:600;color:var(--gd500)}
.dpsbl{font-size:12px;color:var(--t3);margin-top:6px;letter-spacing:.3px}
@media(max-width:600px){.dpsb{grid-template-columns:repeat(2,1fr)}.dpsbi:nth-child(2)::after{display:none}.psbg{grid-template-columns:repeat(2,1fr)}.psbi:nth-child(2)::after{display:none}}

/* 响应式网格工具类（用于内联 grid 的页面，避免移动端不折叠） */
.rg4{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
@media(max-width:768px){.rg4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:480px){.rg4{grid-template-columns:1fr}}
.rg2{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
@media(max-width:768px){.rg2{grid-template-columns:1fr;gap:32px}}

/* ===== Deliverables Grid (交付物展示) ===== */
.dlvg{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
@media(max-width:600px){.dlvg{grid-template-columns:1fr}}
.dlvi{display:flex;gap:14px;padding:18px 20px;background:var(--bgg2);border-radius:10px;transition:var(--tf);border:1px solid transparent}
.dlvi:hover{border-color:var(--r200);background:var(--bgw);box-shadow:var(--sc)}
.dlvi-ic{width:40px;height:40px;border-radius:8px;background:var(--r50);display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:var(--tf)}
.dlvi:hover .dlvi-ic{background:var(--r500)}
.dlvi-ic svg{width:20px;height:20px;color:var(--r500);transition:var(--tf)}
.dlvi:hover .dlvi-ic svg{color:#fff}
.dlvi-c h4{font-size:14px;margin-bottom:2px;color:var(--t1)}
.dlvi-c p{font-size:13px;color:var(--t3);line-height:1.6}

/* ===== Why Choose Us (选择理由) ===== */
.wcug{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
@media(max-width:768px){.wcug{grid-template-columns:1fr}}
.wcui{padding:28px 22px;background:var(--bgw);border:1px solid var(--bl);border-radius:14px;transition:var(--tb);position:relative;overflow:hidden}
.wcui:hover{box-shadow:var(--sh);transform:translateY(-3px);border-color:var(--r200)}
.wcui::before{content:attr(data-num);position:absolute;top:-6px;right:14px;font-size:52px;font-weight:800;color:var(--r50);font-family:var(--fe);line-height:1;z-index:0}
.wcui-c{position:relative;z-index:1}
.wcui-ic{width:44px;height:44px;border-radius:10px;background:var(--r50);display:flex;align-items:center;justify-content:center;margin-bottom:16px;transition:var(--tf)}
.wcui:hover .wcui-ic{background:var(--r500)}
.wcui-ic svg{width:22px;height:22px;color:var(--r500);transition:var(--tf)}
.wcui:hover .wcui-ic svg{color:#fff}
.wcui-c h4{font-size:16px;margin-bottom:6px;color:var(--t1)}
.wcui-c p{font-size:13px;color:var(--t3);line-height:1.8}

/* ===== Section Subtitle (区块副标题) ===== */
.dss{font-size:14px;color:var(--t3);margin-bottom:24px;margin-top:-16px;line-height:1.8}

/* ===== Contact Method Cards (联系方式卡片) ===== */
.cmg{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
@media(max-width:900px){.cmg{grid-template-columns:repeat(2,1fr)}}
@media(max-width:480px){.cmg{grid-template-columns:1fr}}
.cmg .cmci{display:flex;flex-direction:column;align-items:center;padding:32px 24px;background:var(--bgw);border:1px solid var(--bl);border-radius:16px;text-align:center;transition:var(--tb);position:relative;overflow:hidden}
.cmg .cmci:hover{transform:translateY(-5px);box-shadow:var(--sh);border-color:var(--r200)}
.cmg .cmci::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--r500),var(--gd500))}
.cmg .cmci-ic{width:56px;height:56px;margin:0 0 18px;border-radius:50%;background:var(--r50);display:flex;align-items:center;justify-content:center;transition:var(--tf);flex-shrink:0}
.cmg .cmci:hover .cmci-ic{background:var(--r500)}
.cmg .cmci-ic svg{width:26px;height:26px;color:var(--r500);transition:var(--tf)}
.cmg .cmci:hover .cmci-ic svg{color:#fff}
.cmg .cmci h4{font-size:16px;color:var(--t1);margin-bottom:8px;width:100%}
.cmg .cmci .cmci-v{font-size:15px;font-weight:600;color:var(--r500);font-family:var(--fe);letter-spacing:-.3px;width:100%;word-break:break-all;line-height:1.5}
.cmg .cmci .cmci-s{font-size:13px;color:var(--t3);margin-top:4px;line-height:1.7;width:100%}

/* ===== Contact Form (联系表单) ===== */
.cfg{display:grid;grid-template-columns:1.4fr 1fr;gap:48px;align-items:start}
@media(max-width:992px){.cfg{grid-template-columns:1fr;gap:32px}}
.cf-wrap{background:var(--bgw);border:1px solid var(--bl);border-radius:16px;padding:36px 32px;box-shadow:var(--sc)}
.cf-title{font-size:20px;font-weight:700;margin-bottom:8px;color:var(--t1)}
.cf-sub{font-size:14px;color:var(--t3);margin-bottom:28px;line-height:1.7}
.cf-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
@media(max-width:600px){.cf-row{grid-template-columns:1fr}}
.cf-field{margin-bottom:18px}
.cf-field label{display:block;font-size:13px;font-weight:600;color:var(--t1);margin-bottom:6px}
.cf-field label .req{color:var(--r500);margin-left:2px}
.cf-field input,.cf-field select,.cf-field textarea{width:100%;padding:12px 14px;border:1.5px solid var(--bl);border-radius:8px;font-size:14px;font-family:var(--fs);color:var(--t1);background:var(--bgg2);transition:var(--tf)}
.cf-field input:focus,.cf-field select:focus,.cf-field textarea:focus{outline:none;border-color:var(--r500);background:var(--bgw);box-shadow:0 0 0 3px rgba(146,26,43,.08)}
.cf-field textarea{resize:vertical;min-height:110px}
.cf-field select{cursor:pointer;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8' fill='none' stroke='%23921A2B' stroke-width='2'%3E%3Cpath d='M1 1l5 5 5-5'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center;padding-right:36px}
.cf-submit{width:100%;padding:15px;font-size:15px;margin-top:8px}
.cf-note{font-size:12px;color:var(--t3);text-align:center;margin-top:12px;line-height:1.7}

/* ===== Contact Info Sidebar ===== */
.cis{position:sticky;top:90px}
@media(max-width:992px){.cis{position:static}}
.cis-card{background:linear-gradient(135deg,var(--r700),var(--r500));color:#fff;border-radius:16px;padding:32px 28px;margin-bottom:20px;position:relative;overflow:hidden}
.cis-card::before{content:'';position:absolute;top:0;left:0;right:0;height:2px;background:linear-gradient(90deg,var(--gd300),var(--gd500))}
.cis-card h4{color:#fff;font-size:18px;margin-bottom:6px}
.cis-card .cis-sub{font-size:13px;color:rgba(255,255,255,.6);margin-bottom:20px}
.cis-item{display:flex;gap:12px;align-items:flex-start;padding:12px 0;border-bottom:1px solid rgba(255,255,255,.1)}
.cis-item:last-child{border-bottom:none}
.cis-ic{width:36px;height:36px;border-radius:8px;background:rgba(255,255,255,.1);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.cis-ic svg{width:18px;height:18px;color:var(--gd300)}
.cis-item h5{font-size:12px;color:rgba(255,255,255,.5);margin-bottom:2px;font-weight:500;text-transform:uppercase;letter-spacing:1px}
.cis-item p{font-size:15px;color:#fff;font-weight:500;line-height:1.5}
.cis-item p a{color:#fff;transition:var(--tf)}
.cis-tel a{display:block;line-height:1.9}
.cis-item p a:hover{color:var(--gd300)}

/* ===== Department Contacts (部门联系) ===== */
.dcg{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
@media(max-width:600px){.dcg{grid-template-columns:1fr}}
.dci{background:var(--bgw);border:1px solid var(--bl);border-radius:14px;padding:28px 24px;transition:var(--tb)}
.dci:hover{box-shadow:var(--sc);border-color:var(--r200)}
.dci-head{display:flex;align-items:center;gap:14px;margin-bottom:18px}
.dci-ic{width:48px;height:48px;border-radius:12px;background:var(--r50);display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:var(--tf)}
.dci:hover .dci-ic{background:var(--r500)}
.dci-ic svg{width:24px;height:24px;color:var(--r500);transition:var(--tf)}
.dci:hover .dci-ic svg{color:#fff}
.dci h4{font-size:17px;color:var(--t1)}
.dci .dci-tag{font-size:12px;color:var(--r500);font-weight:600}
.dci-list{list-style:none;padding:0;margin:0}
.dci-list li{display:flex;justify-content:space-between;align-items:center;padding:10px 0;border-bottom:1px solid var(--bl);font-size:14px}
.dci-list li:last-child{border-bottom:none}
.dci-list .dci-l{color:var(--t3);font-size:13px}
.dci-list .dci-r{color:var(--t1);font-weight:500}

/* ===== Business Hours Card ===== */
.bhc{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
@media(max-width:768px){.bhc{grid-template-columns:1fr}}
.bhci{padding:24px 20px;border-radius:12px;text-align:center;transition:var(--tb)}
.bhci-1{background:var(--r50)}.bhci-2{background:var(--gd50)}.bhci-3{background:var(--bgg2)}
.bhci h4{font-size:15px;margin-bottom:8px}
.bhci-1 h4{color:var(--r500)}.bhci-2 h4{color:var(--gd500)}.bhci-3 h4{color:var(--t1)}
.bhci p{font-size:14px;color:var(--t2);line-height:1.8}
.bhci .bhci-big{font-size:22px;font-weight:700;color:var(--t1);font-family:var(--fe)}

/* ===== Map Section ===== */
.map-wrap{background:var(--bgw);border:1px solid var(--bl);border-radius:16px;overflow:hidden;box-shadow:var(--sc)}
.map-info{display:grid;grid-template-columns:1fr 1fr;gap:0}
@media(max-width:768px){.map-info{grid-template-columns:1fr}}
.map-addr{padding:36px 32px}
.map-addr h4{font-size:18px;margin-bottom:16px;color:var(--t1);display:flex;align-items:center;gap:10px}
.map-addr h4 svg{width:22px;height:22px;color:var(--r500)}
.map-addr-list{list-style:none;padding:0}
.map-addr-list li{display:flex;gap:12px;padding:10px 0;border-bottom:1px solid var(--bl);font-size:14px;color:var(--t2)}
.map-addr-list li:last-child{border-bottom:none}
.map-addr-list .mal-l{color:var(--t3);min-width:70px;font-size:13px}
.map-addr-list .mal-r{color:var(--t1);font-weight:500}
.map-img{background:linear-gradient(135deg,var(--bgg2),var(--bgg));display:flex;align-items:center;justify-content:center;min-height:280px;position:relative;overflow:hidden}
.map-img::before{content:'';position:absolute;inset:0;background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='60' height='60' viewBox='0 0 60 60'%3E%3Cpath d='M0 0h60v60H0z' fill='none'/%3E%3Cpath d='M0 30h60M30 0v60' stroke='%23d4d4d4' stroke-width='.5'/%3E%3C/svg%3E")}
.map-pin{position:relative;z-index:1;text-align:center}
.map-pin-ic{width:56px;height:56px;margin:0 auto 12px}
.map-pin-ic svg{width:100%;height:100%;color:var(--r500)}
.map-pin h4{font-size:16px;color:var(--t1);margin-bottom:4px}
.map-pin p{font-size:13px;color:var(--t3)}

/* ===== Engagement Process (合作流程) ===== */
.engp{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative}
@media(max-width:768px){.engp{grid-template-columns:repeat(2,1fr);gap:16px}}
.engpi{text-align:center;padding:28px 16px;position:relative}
.engpi:not(:last-child)::after{content:'';position:absolute;right:-12px;top:40px;width:24px;height:2px;background:var(--bl);z-index:0}
.engpi:not(:last-child)::before{content:'\25B6';position:absolute;right:-14px;top:32px;font-size:12px;color:var(--r300);z-index:1;background:var(--bgw);padding:0 2px}
@media(max-width:768px){.engpi:not(:last-child)::after,.engpi:not(:last-child)::before{display:none}}
.engpi-n{width:52px;height:52px;border-radius:50%;background:linear-gradient(135deg,var(--r500),var(--r700));color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:18px;margin:0 auto 16px;position:relative;z-index:1;box-shadow:0 6px 18px rgba(146,26,43,.2);font-family:var(--fe)}
.engpi h4{font-size:15px;color:var(--t1);margin-bottom:6px}
.engpi p{font-size:13px;color:var(--t3);line-height:1.7}

/* ===== RESPONSIVE ===== */
@media(max-width:992px){
.avg{grid-template-columns:repeat(2,1fr)}.csg{grid-template-columns:repeat(2,1fr)}.qlg{grid-template-columns:repeat(2,1fr)}
.ftg{grid-template-columns:1fr 1fr}
}
@media(max-width:768px){
.scn{padding:64px 0}.sch{margin-bottom:40px}
.hrsg{flex-wrap:wrap;gap:16px}.hrst1::after{display:none}.hrst1{padding:8px 16px}
.sg3,.sg2{grid-template-columns:1fr}.avg{grid-template-columns:1fr}.csg{grid-template-columns:1fr}.qlg{grid-template-columns:1fr}
.ftg{grid-template-columns:1fr}.ftbt{flex-direction:column;gap:8px;text-align:center}
.trg{grid-template-columns:repeat(2,1fr)}.tri:nth-child(2)::after{display:none}
.ct{padding:0 20px}
.phc{padding:40px 0 36px}
.dsh{font-size:19px}
.stbg{grid-template-columns:repeat(2,1fr)}.stbi:nth-child(2)::after{display:none}
}

/* 轻提示 toast */
.toast{position:fixed;left:50%;bottom:48px;transform:translateX(-50%) translateY(20px);background:rgba(20,16,14,.92);color:#fff;padding:12px 22px;border-radius:24px;font-size:14px;z-index:9999;opacity:0;transition:opacity .3s,transform .3s;pointer-events:none;box-shadow:0 8px 30px rgba(0,0,0,.25)}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

/* ===== 关于我们页扩展样式 ===== */
/* 全品类业务体系 */
.bizg{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
@media(max-width:768px){.bizg{grid-template-columns:1fr}}
.bizc{background:var(--bgw);border:1px solid var(--bl);border-radius:14px;padding:28px 26px;transition:var(--tb);position:relative;overflow:hidden;border-top:3px solid var(--r500)}
.bizc:hover{box-shadow:var(--sh);transform:translateY(-3px)}
.bizc-h{display:flex;align-items:baseline;gap:10px;margin-bottom:18px}
.bizc-h .bizc-no{font-size:15px;font-weight:700;color:var(--r500);font-family:var(--fe);flex-shrink:0}
.bizc-h h4{font-size:18px;color:var(--t1)}
.bizc .ssg{margin-top:4px}

/* 入库名录 */
.libg{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
@media(max-width:900px){.libg{grid-template-columns:1fr}}
.libc{background:var(--bgg2);border-radius:14px;padding:26px 24px;transition:var(--tb);height:100%}
.libc:hover{background:var(--bgw);box-shadow:var(--sc)}
.libc-h{display:flex;align-items:center;font-size:16px;font-weight:700;color:var(--r500);margin-bottom:16px}
.libc-h::before{content:'';width:4px;height:18px;background:var(--gd500);border-radius:2px;margin-right:10px;flex-shrink:0}
.libc ul{list-style:none;padding:0;margin:0}
.libc li{font-size:14px;color:var(--t2);padding:9px 0;border-bottom:1px dashed var(--bl);line-height:1.7}
.libc li:last-child{border-bottom:none}
.libc li b{color:var(--r500);font-weight:600}

/* 增值服务 */
.vsg{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
@media(max-width:768px){.vsg{grid-template-columns:1fr}}
.vsi{display:flex;gap:16px;padding:22px 24px;background:var(--bgw);border:1px solid var(--bl);border-radius:14px;transition:var(--tb)}
.vsi:hover{box-shadow:var(--sh);border-color:var(--r200);transform:translateY(-2px)}
.vsi-n{width:40px;height:40px;border-radius:10px;background:linear-gradient(135deg,var(--r500),var(--r700));color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:16px;flex-shrink:0;font-family:var(--fe)}
.vsi-c h4{font-size:16px;color:var(--t1);margin-bottom:6px}
.vsi-c p{font-size:13px;color:var(--t3);line-height:1.8}

/* 执业理念 */
.idea{background:linear-gradient(135deg,var(--r700),var(--r500));border-radius:16px;padding:48px 40px;color:#fff;position:relative;overflow:hidden;text-align:center}
.idea::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse 50% 60% at 80% 0%,rgba(184,134,11,.12) 0%,transparent 60%)}
.idea-c{position:relative;z-index:1}
.idea-q{font-size:clamp(20px,2.6vw,28px);font-weight:700;line-height:1.6;margin-bottom:18px;letter-spacing:.5px}
.idea-q .ga{color:var(--gd300)}
.idea-p{font-size:15px;color:rgba(255,255,255,.75);max-width:760px;margin:0 auto;line-height:1.9}

/* 5 项资质卡横向排列（用于关于我们页） */
.qlg.qlg-five{grid-template-columns:repeat(5,1fr)}
@media(max-width:992px){.qlg.qlg-five{grid-template-columns:repeat(3,1fr)}}
@media(max-width:768px){.qlg.qlg-five{grid-template-columns:1fr}}

/* ===== 移动端底部快捷咨询栏 =====
   桌面隐藏；≤768px 固定底部，左微信（点击复制微信号）/ 右电话（点击拨号）。
   白底 + 彩色胶囊：底栏会压在深红页脚上，实心整条会与页脚同色糊在一起，故用白底衬托。
   --mbh 为栏高单一来源：供栏高、页脚预留、toast 抬升共用，改高度只改这一处。 */
.mbar{display:none}
@media(max-width:768px){
:root{--mbh:56px}
.mbar{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:900;gap:10px;padding:8px 12px;padding-bottom:calc(8px + env(safe-area-inset-bottom));background:var(--bgw);box-shadow:0 -1px 0 var(--bl),0 -4px 20px rgba(0,0,0,.06)}
.mbar-i{flex:1;display:flex;align-items:center;justify-content:center;gap:8px;height:calc(var(--mbh) - 16px);border:0;border-radius:999px;background:none;font-family:var(--fs);font-size:14.5px;font-weight:600;letter-spacing:.5px;color:#fff;cursor:pointer;-webkit-appearance:none;appearance:none;-webkit-tap-highlight-color:transparent;transition:filter .2s}
.mbar-i:active{filter:brightness(.9)}
.mbar-i svg{width:19px;height:19px;fill:currentColor;flex-shrink:0}
.mbar-wx{background:#0E6E3F}
.mbar-tel{background:var(--r500)}
/* 页脚预留栏高，避免底部内容被遮挡 */
.ft{padding-bottom:calc(var(--mbh) + env(safe-area-inset-bottom))}
/* 轻提示抬升到栏上方；left:50% 使可用宽度只剩半屏，须显式 width:max-content 才不会折成多行断字 */
.toast{bottom:calc(var(--mbh) + env(safe-area-inset-bottom) + 20px);width:max-content;max-width:calc(100vw - 32px);text-align:center}
}