/* ============================================================
   闪盒网络 · 模板2 V4 设计稿
   风格：新粗野主义 Neo-Brutalism（粗描边+硬投影+贴纸标签+大字排版）
   动效：侧栏入场级联 / 全站滚动显现 / 浮动几何 / 按压按钮 / 双向跑马灯
   ============================================================ */
:root{
  --cyan:#0aa2c0; --cyan-deep:#08809b;
  --mint:#35c395; --mint-deep:#1e8f68;
  --sun:#ffb928; --coral:#ff6a5e; --pink:#ff8fb2;
  --ink:#17333c; --ink-2:#516b75; --ink-3:#8aa3ac;
  --line:#c9dde3; --bg:#eef6f8; --card:#fff;
  --cyan-light:#d9f1f7; --mint-light:#d9f4ea; --sun-light:#ffefcf; --pink-light:#ffe4ee;
  --dark:#122a30; --r:18px;
  --hard:4px 4px 0 var(--ink);
  --hard-lg:7px 7px 0 var(--ink);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",Arial,sans-serif;
  color:var(--ink);background:var(--bg);font-size:14.5px;line-height:1.75;-webkit-font-smoothing:antialiased;
  background-image:radial-gradient(rgba(10,162,192,.12) 1.5px, transparent 1.5px);
  background-size:26px 26px}
a{text-decoration:none;color:inherit}
button{font-family:inherit;border:none;background:none;cursor:pointer;color:inherit}
ul{list-style:none}

/* 顶部滚动进度条 */
#prog{position:fixed;left:0;top:0;height:4px;width:0;background:var(--coral);z-index:300}

/* ============ 顶部导航条 ============ */
.main{margin-left:0;min-height:100vh;display:flex;flex-direction:column}


.sec{padding:56px 32px}
/* 分区交替底色：白区（与波点浅底交替，形成层次） */
.sec-w{background:var(--card);border-top:3px solid var(--ink);box-shadow:0 6px 0 rgba(23,51,60,.08)}
.sec-cap{display:flex;align-items:center;gap:16px;margin-bottom:28px;flex-wrap:wrap}
.sec-cap .no{font-size:12px;font-weight:900;background:var(--sun);border:2.5px solid var(--ink);
  border-radius:10px;padding:3px 12px;box-shadow:3px 3px 0 var(--ink);transform:rotate(-2deg)}
.sec-cap h2{font-size:27px;font-weight:900;letter-spacing:-.5px}
.sec-cap .tip{font-size:12.5px;color:var(--ink-2);margin-left:auto;font-weight:700}

/* ============ ① Hero ============ */
.hero{background:var(--card);border-bottom:3px solid var(--ink);padding:64px 40px 56px;position:relative;overflow:hidden}
.hero-grid-bg{position:absolute;inset:0;background-image:radial-gradient(rgba(23,51,60,.14) 2px, transparent 2px);
  background-size:30px 30px;opacity:.55}
/* hero 装饰色块（纯色平涂，无渐变） */
.hero-blob{position:absolute;z-index:0;pointer-events:none}
.hero-blob.b1{width:320px;height:320px;right:-120px;top:-150px;background:var(--sun);border:3px solid var(--ink);border-radius:50%}
.hero-blob.b2{width:280px;height:280px;left:-150px;bottom:-170px;background:var(--mint-light);border:3px dashed var(--ink);border-radius:50%}
.hero-blob.b4{width:54px;height:54px;left:-16px;top:-16px;background:var(--cyan);border:3px solid var(--ink);border-radius:14px;transform:rotate(-14deg)}
/* 双主营标签 */
.hero-lines{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px;animation:riseIn .6s .3s backwards}
.hero-lines span{display:inline-flex;align-items:center;gap:7px;font-size:12px;font-weight:900;
  border:2.5px solid var(--ink);border-radius:99px;padding:4px 15px;box-shadow:var(--hard)}
.hero-lines span svg{width:13px;height:13px;stroke:var(--ink);flex-shrink:0}
.hero-lines span:nth-child(1){background:var(--cyan-light)}
.hero-lines span:nth-child(2){background:var(--sun-light)}
.hero-lines span:nth-child(2) svg{stroke:var(--coral)}
.hero-flex{display:flex;align-items:center;gap:44px;position:relative}
.hero-copy{flex:1.15;min-width:0}
.hero .kick{display:inline-flex;gap:8px;align-items:center;background:var(--mint);border:2.5px solid var(--ink);
  font-size:12px;font-weight:900;padding:6px 16px;border-radius:99px;box-shadow:var(--hard);animation:riseIn .6s .1s backwards}
.hero .kick .dot{width:8px;height:8px;border-radius:50%;background:var(--card);animation:blink 1.4s infinite}
.hero h1{font-size:47px;line-height:1.24;margin:26px 0 14px;font-weight:900;letter-spacing:-1.5px;animation:riseIn .6s .18s backwards}
.hero h1 .out{color:transparent;-webkit-text-stroke:2px var(--ink)}
.hero h1 .hl{background:var(--cyan);color:#fff;padding:0 14px;border-radius:14px;display:inline-block;
  border:2.5px solid var(--ink);box-shadow:var(--hard);transform:rotate(-1.5deg)}
.hero p{color:var(--ink-2);font-size:15.5px;max-width:520px;font-weight:600;animation:riseIn .6s .26s backwards}
.hero-btns{display:flex;gap:16px;margin-top:32px;flex-wrap:wrap;animation:riseIn .6s .34s backwards}
.btn{display:inline-flex;align-items:center;gap:9px;padding:13px 30px;border-radius:14px;
  font-size:15px;font-weight:900;border:2.5px solid var(--ink);transition:all .15s;white-space:nowrap}
.btn svg{width:17px;height:17px;stroke:currentColor}
.btn-a{background:var(--sun);box-shadow:var(--hard-lg)}
.btn-a:hover{transform:translate(-3px,-3px);box-shadow:9px 9px 0 var(--ink)}
.btn-a:active{transform:translate(3px,3px);box-shadow:none}
.btn-c{background:var(--mint);box-shadow:var(--hard)}
.btn-c:hover{transform:translate(-2px,-2px);box-shadow:var(--hard-lg);background:var(--mint-deep);color:#fff}
.btn-c:active{transform:translate(2px,2px);box-shadow:2px 2px 0 var(--ink)}
.btn-b{background:var(--card);box-shadow:var(--hard)}
.btn-b:hover{transform:translate(-2px,-2px);box-shadow:var(--hard-lg);background:var(--cyan);color:#fff}
.sticker{position:absolute;top:46px;right:440px;background:var(--coral);color:#fff;font-size:13px;font-weight:900;
  padding:10px 18px;border:2.5px solid var(--ink);border-radius:14px;box-shadow:var(--hard);
  animation:wiggle 3.2s ease-in-out infinite;z-index:2}
@keyframes wiggle{0%,100%{transform:rotate(5deg)}50%{transform:rotate(8deg) translateY(-5px)}}
/* 浮动几何插画 */
.hero-art{flex:.95;display:flex;flex-direction:column;gap:16px;align-items:center}
.hero-art .shapes{position:relative;width:100%;max-width:400px;height:230px}
.sh{position:absolute;border:3px solid var(--ink)}
.sh.s1{width:150px;height:118px;left:70px;top:40px;border-radius:22px;background:var(--cyan);animation:floatY 4.5s ease-in-out infinite}
.sh.s1::after{content:"";position:absolute;left:18px;top:18px;right:18px;height:16px;border-radius:8px;background:rgba(255,255,255,.85)}
.sh.s1::before{content:"";position:absolute;left:18px;top:44px;width:70px;height:10px;border-radius:6px;background:rgba(255,255,255,.55)}
.sh.s2{width:86px;height:60px;left:0;top:10px;border-radius:44px;background:var(--mint);animation:floatY 3.6s .4s ease-in-out infinite}
.sh.s3{width:56px;height:56px;border-radius:50%;background:var(--sun);right:10px;top:0;animation:floatY 5s .8s ease-in-out infinite}
.sh.s4{width:64px;height:64px;border-radius:16px;background:var(--pink);right:0;bottom:6px;transform:rotate(14deg);animation:floatY 4.2s .2s ease-in-out infinite}
.sh.s5{width:26px;height:26px;border-radius:8px;background:var(--card);left:34px;bottom:0;animation:floatY 3.8s .6s ease-in-out infinite}
@keyframes floatY{0%,100%{margin-top:0}50%{margin-top:-16px}}
.hero-live{width:100%;max-width:370px;background:var(--dark);color:#fff;border:3px solid var(--ink);
  border-radius:18px;padding:15px 18px;box-shadow:var(--hard);animation:riseIn .6s .5s backwards}
.hero-live .t{font-size:11px;color:rgba(255,255,255,.5);letter-spacing:2px;margin-bottom:8px;display:flex;justify-content:space-between;font-weight:800}
.hero-live .t i{font-style:normal;color:var(--sun);animation:blink 1s infinite}
.hero-live .row{display:flex;justify-content:space-between;font-size:12.5px;padding:4px 0;color:rgba(255,255,255,.82);font-weight:600}
.hero-live .row b{font-weight:900}
.hero-live .bar{height:10px;border-radius:99px;background:rgba(255,255,255,.14);margin:7px 0 3px;border:1.5px solid rgba(255,255,255,.25)}
.hero-live .bar i{display:block;height:100%;border-radius:99px;background:var(--mint);width:0;transition:width 1.1s .4s}
@keyframes blink{50%{opacity:.3}}
@keyframes riseIn{from{opacity:0;transform:translateY(28px)}to{opacity:1;transform:none}}

/* ============ ② 双向跑马灯 ============ */
.mq{border-bottom:3px solid var(--ink);overflow:hidden;white-space:nowrap;padding:13px 0;background:var(--cyan)}
.mq.rev{border-bottom:none;border-top:3px solid var(--ink);background:var(--sun)}
.mq .track{display:inline-block;padding-left:100%;animation:mqf 22s linear infinite}
.mq.rev .track{animation-direction:reverse;animation-duration:26s}
.mq:hover .track{animation-play-state:paused}
.mq b{font-size:17px;font-weight:900;letter-spacing:2px;margin:0 22px;color:#fff}
.mq .o{color:transparent;-webkit-text-stroke:1.5px var(--ink);font-size:17px;font-weight:900;letter-spacing:2px;margin:0 22px}
.mq .sep{color:var(--ink);font-size:15px}
@keyframes mqf{to{transform:translateX(-100%)}}

/* ============ ③ 为什么选择闪盒云 ============ */
.why-sub{text-align:center;font-size:13px;color:var(--ink-2);font-weight:800;margin:-16px 0 32px}
.why-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;max-width:1020px;margin:0 auto}
.why{background:var(--card);border:3px solid var(--ink);border-radius:20px;box-shadow:var(--hard-lg);
  padding:30px 26px;text-align:center;transition:all .18s}
.why:hover{transform:translate(-3px,-3px);box-shadow:10px 10px 0 var(--ink)}
.why .ic{width:64px;height:64px;border-radius:18px;border:3px solid var(--ink);display:grid;place-items:center;
  margin:0 auto 16px;box-shadow:var(--hard)}
.why .ic svg{width:30px;height:30px;stroke:#fff;fill:none;stroke-width:2.1;stroke-linecap:round;stroke-linejoin:round}
.why:nth-child(1) .ic{background:var(--cyan)}
.why:nth-child(2) .ic{background:var(--mint)}
.why:nth-child(3) .ic{background:var(--sun)}
.why:nth-child(4) .ic{background:var(--coral)}
.why:nth-child(5) .ic{background:var(--pink)}
.why:nth-child(6) .ic{background:var(--ink)}
.why h3{font-size:17px;font-weight:900;margin-bottom:8px;letter-spacing:-.3px}
.why p{font-size:12.5px;color:var(--ink-2);font-weight:700;line-height:1.8}
@media (max-width:900px){.why-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:620px){.why-grid{grid-template-columns:1fr}}

/* ============ ④ 服务能力 ============ */
.abl-top{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:24px}
.abl-top h3{font-size:22px;font-weight:900}
.abl-top p{font-size:13.5px;color:var(--ink-2);margin-top:4px;font-weight:600}
.abl-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
.abl{background:var(--card);border:2.5px solid var(--ink);border-radius:16px;padding:18px 16px;
  transition:all .18s;position:relative}
.abl:hover{transform:translate(-3px,-3px);box-shadow:var(--hard-lg);z-index:2}
.abl .aic{width:36px;height:36px;border-radius:10px;border:2.5px solid var(--ink);display:grid;place-items:center;margin-bottom:12px}
.abl .aic svg{width:17px;height:17px}
.abl:nth-child(4n+1) .aic{background:var(--cyan)}  .abl:nth-child(4n+1) .aic svg{stroke:#fff}
.abl:nth-child(4n+2) .aic{background:var(--mint)}  .abl:nth-child(4n+2) .aic svg{stroke:var(--ink)}
.abl:nth-child(4n+3) .aic{background:var(--sun)}   .abl:nth-child(4n+3) .aic svg{stroke:var(--ink)}
.abl:nth-child(4n) .aic{background:var(--pink)}    .abl:nth-child(4n) .aic svg{stroke:var(--ink)}
.abl b{font-size:14px;display:block;font-weight:900}
.abl p{font-size:12px;color:var(--ink-2);margin:4px 0 8px;line-height:1.6;font-weight:600}
.abl .lk{font-size:12px;font-weight:900;color:var(--cyan-deep)}
.abl .lk::after{content:" →"}

/* ============ ⑥ 终端 ============ */
.term{background:#0e2226;border:3px solid var(--ink);border-radius:var(--r);overflow:hidden;box-shadow:var(--hard-lg)}
.term .bar{display:flex;gap:8px;align-items:center;padding:12px 18px;background:var(--dark)}
.term .bar i{width:12px;height:12px;border-radius:50%;border:2px solid var(--ink)}
.term .bar i:nth-child(1){background:var(--coral)}
.term .bar i:nth-child(2){background:var(--sun)}
.term .bar i:nth-child(3){background:var(--mint)}
.term .bar span{margin-left:10px;font-size:11.5px;color:rgba(255,255,255,.45);font-family:ui-monospace,Menlo,monospace}
.term .body{padding:20px 24px;font-family:ui-monospace,Menlo,monospace;font-size:13px;color:#bfe8e0;line-height:2;min-height:150px}
.term .body .c{color:rgba(255,255,255,.35)}
.term .body .g{color:var(--mint)}
.term .body .cursor{display:inline-block;width:9px;height:15px;background:var(--mint);vertical-align:-2px;animation:blink 1s infinite}

/* ============ ⑦ FAQ ============ */
.faq{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.fq{background:var(--card);border:2.5px solid var(--ink);border-radius:14px;overflow:hidden;transition:all .18s;display:flex;flex-direction:column}
.fq.hide{display:none}
.fq.on{background:var(--mint-light);transform:translate(-2px,-2px);box-shadow:var(--hard)}
.fq button{width:100%;display:flex;justify-content:space-between;align-items:center;gap:14px;
  padding:16px 22px;font-size:14.5px;font-weight:900;text-align:left}
.fq button i{width:24px;height:24px;border-radius:8px;background:var(--cyan);border:2.5px solid var(--ink);color:#fff;
  display:grid;place-items:center;font-style:normal;font-weight:900;font-size:14px;transition:transform .25s;flex-shrink:0}
.fq.on button i{transform:rotate(45deg);background:var(--coral)}
.fq .a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.fq.on .a{max-height:180px}
.fq .a p{padding:0 22px 16px;font-size:13px;color:var(--ink-2);font-weight:600}
.faq-more-wrap{text-align:center;margin-top:22px}
.faq-more{display:inline-flex;align-items:center;gap:10px;background:var(--sun);border:2.5px solid var(--ink);
  border-radius:14px;padding:13px 34px;font-size:14.5px;font-weight:900;color:var(--ink);cursor:pointer;
  box-shadow:var(--hard);transition:all .15s;font-family:inherit}
.faq-more i{font-style:normal;font-weight:900;transition:transform .25s}
.faq-more:hover{transform:translate(-2px,-2px);box-shadow:var(--hard-lg);background:var(--coral);color:#fff}
.faq-more:hover i{transform:rotate(90deg)}
.faq-more:active{transform:translate(2px,2px);box-shadow:2px 2px 0 var(--ink)}

/* 页脚 */
.foot{background:var(--dark);color:rgba(255,255,255,.6);border-top:3px solid var(--ink);margin-top:auto;font-size:13px}
.f-grid{display:flex;flex-wrap:wrap;gap:24px;padding:42px 36px 34px}
.f-brand{flex:1.4;min-width:230px}
.f-col{flex:1;min-width:140px}
.f-qr{flex-shrink:0;margin-left:auto}
.f-logo{display:flex;align-items:center;gap:11px;margin-bottom:14px}
.f-logo img{height:50px;display:block;transition:transform .3s cubic-bezier(.3,1.6,.5,1)}
.f-logo:hover img{transform:rotate(-4deg) scale(1.04)}
.f-brand p{font-size:12.5px;line-height:1.9;color:rgba(255,255,255,.5);max-width:300px;font-weight:600}
.f-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:16px}
.f-tags span{font-size:11px;font-weight:900;color:var(--ink);border-radius:99px;padding:3px 12px;border:2px solid rgba(0,0,0,.3)}
.f-tags span:nth-child(1){background:var(--cyan)}
.f-tags span:nth-child(2){background:var(--mint)}
.f-tags span:nth-child(3){background:var(--sun)}
.f-col h4{color:#fff;font-size:13.5px;font-weight:900;letter-spacing:1px;margin-bottom:16px;display:flex;align-items:center;gap:8px}
.f-col h4::before{content:"";width:9px;height:9px;background:var(--coral);border:2px solid rgba(0,0,0,.4);border-radius:3px;flex-shrink:0}
.f-contact li{display:flex;align-items:center;gap:10px;margin-bottom:12px;font-size:12.5px;font-weight:600;color:rgba(255,255,255,.55);list-style:none}
.f-contact svg{width:15px;height:15px;stroke:var(--sun);flex-shrink:0}
.f-contact em{font-style:normal;font-size:10px;background:rgba(255,255,255,.12);border-radius:6px;padding:1px 7px;color:rgba(255,255,255,.45)}
.f-links{display:grid;grid-template-columns:1fr 1fr;gap:9px 16px}
.f-links a{font-size:12.5px;font-weight:600;color:rgba(255,255,255,.55);transition:all .15s;list-style:none}
.f-links a:hover{color:var(--sun);padding-left:4px}
.f-qr{display:flex;gap:16px}
.f-qr .qrbox{text-align:center}
.f-qr .qr{display:block;width:96px;height:96px;background:#fff;border:2.5px solid rgba(255,255,255,.25);border-radius:10px;padding:7px;transition:all .2s}
.f-qr .qrbox:hover .qr{border-color:var(--sun);transform:translateY(-3px)}
.f-qr .qr svg,.f-qr .qr img{width:100%;height:100%;display:block;object-fit:contain;border-radius:4px}
.f-qr i{display:block;font-style:normal;font-size:11px;color:rgba(255,255,255,.45);margin-top:8px;font-weight:700}
.f-bot{border-top:1px dashed rgba(255,255,255,.14);padding:16px 36px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:12px;color:rgba(255,255,255,.35);font-weight:600}

/* 浮动工具条（默认展开，指针按钮收起/展开） */
.fab{position:fixed;right:0;bottom:30px;z-index:95;background:var(--sun);border:3px solid var(--ink);
  border-radius:18px;padding:8px;display:flex;flex-direction:column;gap:6px;box-shadow:var(--hard-lg);
  transition:transform .3s cubic-bezier(.3,1.4,.5,1)}
.fab button{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;position:relative;transition:all .15s}
.fab button svg{width:20px;height:20px;stroke:var(--ink)}
.fab button:hover{background:var(--cyan);transform:rotate(-6deg) scale(1.1)}
.fab button:hover svg{stroke:#fff}
.fab .ft{position:absolute;right:56px;top:50%;transform:translateY(-50%);background:var(--ink);color:#fff;
  font-size:11.5px;padding:5px 13px;border-radius:9px;white-space:nowrap;width:max-content;max-width:none;opacity:0;pointer-events:none;transition:opacity .18s;font-weight:700}
.fab :hover .ft{opacity:1}
/* 收起指针：浮窗收起后出现在右下角 */
.fab-fold{position:fixed;right:0;bottom:34px;z-index:96;width:46px;height:46px;border-radius:14px;
  background:var(--sun);border:3px solid var(--ink);display:grid;place-items:center;cursor:pointer;
  box-shadow:var(--hard-lg);opacity:0;visibility:hidden;transform:translateX(56px);
  transition:all .3s cubic-bezier(.3,1.4,.5,1)}
.fab-fold svg{width:21px;height:21px;stroke:var(--ink);fill:none;stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round}
.fab-fold:hover{background:var(--cyan)}
.fab-fold:hover svg{stroke:#fff}
body.fab-off .fab{transform:translateX(calc(100% + 20px))}
body.fab-off .fab-fold{opacity:1;visibility:visible;transform:translateX(0)}

/* ============ 客服中心弹窗 ============ */
.svc-mask{position:fixed;inset:0;background:rgba(23,51,60,.55);z-index:200;display:none;align-items:center;justify-content:center;padding:20px}
.svc-mask.on{display:flex}
.svc{background:var(--bg);border:3px solid var(--ink);border-radius:22px;box-shadow:var(--hard-lg);
  width:min(960px,96vw);max-height:92vh;overflow:auto;animation:popIn .3s cubic-bezier(.3,1.4,.5,1)}
@keyframes popIn{from{opacity:0;transform:translateY(28px) scale(.96)}to{opacity:1;transform:none}}
.svc-head{background:var(--sun);border-bottom:3px solid var(--ink);padding:16px 24px;display:flex;align-items:center;gap:14px;position:sticky;top:0;z-index:2}
.svc-head .ic{width:46px;height:46px;border-radius:13px;background:var(--card);border:2.5px solid var(--ink);
  display:grid;place-items:center;box-shadow:var(--hard);flex-shrink:0;animation:wiggle 2.6s ease-in-out infinite}
.svc-head .ic svg{width:24px;height:24px;stroke:var(--ink)}
.svc-head h3{font-size:19px;font-weight:900;line-height:1.3}
.svc-head p{font-size:11px;font-weight:700;color:var(--ink-2);line-height:1.4}
.svc-slogan{margin-left:auto;text-align:right;font-size:12px;font-weight:900;line-height:1.5;transform:rotate(-2deg);
  background:var(--card);border:2.5px solid var(--ink);border-radius:12px;padding:6px 14px;box-shadow:var(--hard);flex-shrink:0}
.svc-close{width:40px;height:40px;border-radius:12px;background:var(--card);border:2.5px solid var(--ink);
  font-size:17px;font-weight:900;cursor:pointer;box-shadow:var(--hard);transition:all .18s;flex-shrink:0;margin-left:12px}
.svc-close:hover{background:var(--coral);color:#fff;transform:rotate(90deg)}
.svc-body{padding:20px 22px;display:grid;grid-template-columns:1.05fr 1fr;gap:18px}
.svc-sec h4{display:flex;align-items:center;gap:9px;font-size:14.5px;font-weight:900;margin-bottom:10px}
.svc-sec h4 i{width:8px;height:22px;border-radius:4px;background:var(--cyan);border:2px solid var(--ink);flex-shrink:0}
.svc-sec h4 small{margin-left:auto;font-size:10.5px;color:var(--ink-3);font-weight:700}
.svc-sec .gap{margin-top:18px}
.svc-card{background:var(--card);border:2.5px solid var(--ink);border-radius:16px;padding:13px 15px;margin-bottom:10px;
  box-shadow:var(--hard);transition:all .18s;display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.svc-card:last-child{margin-bottom:0}
.svc-card:hover{transform:translate(-2px,-2px);box-shadow:var(--hard-lg)}
.svc-ava{width:44px;height:44px;border-radius:13px;border:2.5px solid var(--ink);display:grid;place-items:center;
  font-weight:900;font-size:16px;flex-shrink:0}
.svc-ava.c1{background:var(--cyan-light)}
.svc-ava.c2{background:var(--pink-light)}
.svc-ava.c3{background:var(--sun-light)}
.svc-info b{font-size:14px;font-weight:900;display:block;line-height:1.4}
.svc-info small{font-size:11px;color:var(--ink-2);font-weight:700;display:block;line-height:1.5}
.svc-chip{display:inline-flex;align-items:center;gap:6px;border:2.5px solid var(--ink);border-radius:99px;
  padding:4px 12px;font-size:11.5px;font-weight:900;cursor:pointer;transition:all .15s;background:var(--card);margin-left:auto}
.svc-chip.qq{background:var(--cyan)}
.svc-chip.wx{background:var(--mint)}
.svc-chip.group{background:var(--sun-light)}
.svc-chip:hover{transform:translate(-1px,-1px);box-shadow:3px 3px 0 var(--ink)}
.svc-chip.ok{background:var(--mint-deep);color:#fff}
.svc-btn{border:2.5px solid var(--ink);border-radius:11px;background:var(--sun);color:var(--ink);
  font-size:12px;font-weight:900;padding:7px 15px;cursor:pointer;box-shadow:var(--hard);transition:all .15s;margin-left:auto;white-space:nowrap}
.svc-btn:hover{transform:translate(-2px,-2px);box-shadow:5px 5px 0 var(--ink);background:var(--coral);color:#fff}
.svc-btn:active{transform:translate(2px,2px);box-shadow:2px 2px 0 var(--ink)}
.svc-phone{font-size:15px;font-weight:900;color:var(--cyan-deep)}
.svc-foot{border-top:3px solid var(--ink);background:var(--card);padding:13px 24px;display:flex;align-items:center;
  gap:16px;flex-wrap:wrap;font-size:12px;font-weight:700;color:var(--ink-2);position:sticky;bottom:0}
.svc-foot .b{font-weight:900;color:var(--ink);display:flex;align-items:center;gap:7px}
.svc-foot .b i{width:20px;height:20px;border-radius:7px;background:var(--sun);border:2px solid var(--ink);display:grid;place-items:center;font-style:normal;font-size:10px}
.svc-foot nav{display:flex;gap:16px;margin:0 auto}
.svc-foot nav a:hover{color:var(--cyan-deep);text-decoration:underline}
.svc-foot .trust{color:var(--ink-3);font-weight:800;transform:rotate(-1deg)}
@media (max-width:860px){.svc-body{grid-template-columns:1fr}.svc-slogan{display:none}}

/* 滚动级联显现 */
.rv{opacity:0;transform:translateY(30px) rotate(.4deg);transition:opacity .55s ease,transform .55s ease}
.rv.in{opacity:1;transform:none}

/* 响应式 */
@media (max-width:1100px){
  .side{position:static;width:100%;flex-direction:row;align-items:center;overflow:visible;border-right:none;border-bottom:3px solid var(--ink)}
  .side-logo{padding:14px 18px;animation:none}
  .side-nav{display:flex;flex:1;padding:8px 14px;overflow-x:auto}
  .side-nav a,.side-cap{animation:none}
  .side-cap,.side-foot{display:none}
  .grip{display:none}
  .main{margin-left:0}
  .abl-grid{grid-template-columns:1fr 1fr 1fr}
    .hero-flex{flex-direction:column;align-items:flex-start}
  .hero-art{width:100%}
  .sticker{display:none}
}
@media (max-width:640px){
  .hero h1{font-size:32px}
  .sec{padding:36px 18px}
  .abl-grid{grid-template-columns:1fr}
}

/* ============================================================
   顶部导航条
   ============================================================ */
.tnav{position:sticky;top:0;z-index:100;background:var(--card);border-bottom:3px solid var(--ink);
  padding:0 32px;height:64px;display:flex;align-items:center;gap:18px}
.tnav-logo{display:flex;align-items:center;flex-shrink:0}
.tnav-logo img{height:55px;display:block;transition:transform .35s cubic-bezier(.3,1.6,.5,1)}
.tnav-logo:hover img{transform:rotate(-4deg) scale(1.05)}
.tnav-menu{display:flex;gap:7px;flex:1;overflow-x:auto;scrollbar-width:none;padding:4px 2px}
.tnav-menu::-webkit-scrollbar{display:none}
.tnav-menu a{display:inline-flex;align-items:center;gap:7px;padding:8px 15px;border-radius:11px;font-size:13px;
  font-weight:800;color:var(--ink-2);white-space:nowrap;border:2.5px solid transparent;transition:all .18s}
.tnav-menu a svg{width:15px;height:15px;stroke:currentColor;flex-shrink:0;transition:transform .3s}
.tnav-menu a:hover{color:var(--ink);background:var(--bg);border-color:var(--ink);transform:translate(-1px,-1px);box-shadow:3px 3px 0 var(--ink)}
.tnav-menu a:hover svg{transform:rotate(-12deg) scale(1.15)}
.tnav-menu a.on{color:#fff;background:var(--cyan);border-color:var(--ink);box-shadow:3px 3px 0 var(--ink)}
.tnav-menu a.fire{background:var(--card);color:var(--ink);border-color:var(--ink);box-shadow:3px 3px 0 var(--ink)}
.tnav-menu a.fire:hover{color:var(--ink);background:var(--bg)}
.tnav-menu a.fire .badge{background:var(--coral);color:#fff}
.tnav-menu a .badge{font-size:10px;background:var(--sun);color:var(--ink);padding:0 8px;border-radius:99px;
  font-weight:900;border:2px solid var(--ink)}
.tnav-auth{margin-left:auto;display:inline-flex;gap:8px;flex-shrink:0}
.tnav-auth a{display:inline-flex;align-items:center;font-size:12.5px;font-weight:900;border:2.5px solid var(--ink);
  border-radius:11px;padding:7px 16px;transition:all .15s;white-space:nowrap}
.tnav-auth .tnav-login{background:var(--card);color:var(--ink)}
.tnav-auth .tnav-login:hover{transform:translate(-1px,-1px);box-shadow:3px 3px 0 var(--ink)}
.tnav-auth .tnav-reg{background:var(--sun);color:var(--ink);box-shadow:var(--hard)}
.tnav-auth .tnav-reg:hover{transform:translate(-1px,-1px);box-shadow:5px 5px 0 var(--ink);background:var(--cyan);color:#fff}
@media (max-width:1100px){
  .tnav{position:relative;height:auto;flex-wrap:wrap;padding:12px 18px;gap:10px}
  .tnav-menu{order:3;width:100%}
  }

/* ==== 浮窗内 a 链接（工单/文档）==== */
.fab a{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;position:relative;transition:all .15s}
.fab a svg{width:20px;height:20px;stroke:var(--ink)}
.fab a:hover{background:var(--cyan);transform:rotate(-6deg) scale(1.1)}
.fab a:hover svg{stroke:#fff}

/* ============================================================
   手机端适配：底部堆叠 + 汉堡抽屉
   ============================================================ */
@media (max-width:760px){
  .foot{height:auto;min-height:0;overflow:visible;clear:both}
  .f-grid{display:block;padding:28px 20px 22px}
  .f-brand,.f-col{min-width:0;width:100%;max-width:100%;margin:0 0 20px;float:none}
  .f-qr{margin:0;display:flex;gap:14px}
  .f-qr .qrbox{margin-bottom:0}
  .f-bot{padding:14px 20px;text-align:center;justify-content:center}
}

/* ==== 汉堡按钮（桌面隐藏，手机显示） ==== */
.tnav-burger{display:none;width:46px;height:46px;margin-left:auto;place-items:center;
  background:var(--sun);border:3px solid var(--ink);border-radius:12px;box-shadow:var(--hard);
  cursor:pointer;transition:all .15s;flex-shrink:0}
.tnav-burger svg{width:22px;height:22px;stroke:var(--ink);stroke-width:2.6;fill:none}
.tnav-burger:hover{transform:translate(-1px,-1px);box-shadow:5px 5px 0 var(--ink)}
.tnav-burger.on{background:var(--cyan);box-shadow:5px 5px 0 var(--ink)}
.tnav-burger.on svg{stroke:#fff}

/* ==== 遮罩 ==== */
.tnav-mask{position:fixed;inset:0;background:rgba(18,42,48,.45);z-index:1500;
  opacity:0;visibility:hidden;transition:all .25s}
.tnav-mask.on{opacity:1;visibility:visible}

/* ==== 抽屉本体：粗野风格弹出卡片 ==== */
.tnav-drawer{position:fixed;top:78px;right:14px;width:min(340px,calc(100vw - 28px));z-index:1600;
  background:var(--card);border:3px solid var(--ink);border-radius:16px;box-shadow:7px 7px 0 var(--ink);
  padding:12px;max-height:calc(100vh - 100px);overflow-y:auto;
  opacity:0;visibility:hidden;transform:translateY(-14px) scale(.97);
  transition:opacity .22s ease,transform .22s cubic-bezier(.3,1.4,.5,1),visibility .22s}
.tnav-drawer.on{opacity:1;visibility:visible;transform:none}
.tnav-drawer .td-title{font-size:11px;font-weight:900;color:var(--ink-3);letter-spacing:3px;padding:6px 10px 4px}
.tnav-drawer .td-sep{border-top:2px dashed rgba(18,42,48,.18);margin:10px 6px}
.tnav-drawer a{display:flex;align-items:center;gap:10px;padding:11px 12px;margin:4px 0;border-radius:11px;
  font-size:14px;font-weight:800;color:var(--ink);border:2.5px solid transparent;transition:all .15s;white-space:nowrap}
.tnav-drawer a svg{width:17px;height:17px;stroke:currentColor;stroke-width:1.9;fill:none;flex-shrink:0}
.tnav-drawer a:hover,.tnav-drawer a.on{background:var(--bg);border-color:var(--ink);box-shadow:3px 3px 0 var(--ink);transform:translate(-1px,-1px)}
.tnav-drawer a.fire{background:var(--card);color:var(--ink);border-color:var(--ink);box-shadow:3px 3px 0 var(--ink)}
.tnav-drawer a.fire .badge{background:var(--coral);color:#fff}
.tnav-drawer .td-auth{display:flex;gap:10px;padding:4px 4px 2px}
.tnav-drawer .td-auth a{flex:1;justify-content:center;margin:0;padding:11px 12px;font-size:13px;font-weight:900;
  border:2.5px solid var(--ink);box-shadow:none;background:var(--card);color:var(--ink)}
.tnav-drawer .td-auth a:hover{transform:translate(-1px,-1px);box-shadow:3px 3px 0 var(--ink)}
.tnav-drawer .td-auth a.tnav-reg{background:var(--sun);box-shadow:var(--hard)}
.tnav-drawer .td-auth a.tnav-reg:hover{box-shadow:5px 5px 0 var(--ink);background:var(--cyan);color:#fff}

/* 手机端顶栏：logo 左 + 汉堡右，隐藏原菜单 */
@media (max-width:760px){
  .tnav{position:sticky;top:0;height:64px;flex-wrap:nowrap;padding:0 16px;gap:12px;overflow:visible}
  .tnav-logo img{height:44px}
  .tnav-menu,.tnav-auth{display:none!important}
  .tnav-burger{display:grid}
}