*{margin:0;padding:0;box-sizing:border-box}
a{text-decoration:none;color:inherit}
.wrap{max-width:1240px;margin:0 auto;padding:0 18px}
/* ===== 首屏 ===== */
.id-hero{background:linear-gradient(155deg,var(--bg1) 0%,var(--bg2) 62%,var(--bg3) 100%);color:#fff;padding:46px 0 42px;position:relative;overflow:hidden}
.id-hero::before{content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(680px 320px at 88% -14%,rgba(255,255,255,.16),transparent 62%),
             radial-gradient(520px 300px at 2% 108%,var(--c3),transparent 60%);opacity:.5}
.id-hero .in{position:relative;z-index:1}
.id-hero .in .top,.id-hero .in .tag,.id-hero .in .sub,.id-hero .in .btns,.id-hero .in .id-stats{position:relative;z-index:2}
.id-hero .top{display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.id-hero .ic{width:64px;height:64px;border-radius:15px;background:rgba(255,255,255,.14);
  border:1px solid rgba(255,255,255,.26);display:flex;align-items:center;justify-content:center;flex:0 0 64px;
  box-shadow:0 8px 22px rgba(0,0,0,.18)}
.id-hero .ic svg{width:34px;height:34px;color:var(--c3)}
.id-hero h1{font-size:32px;line-height:1.28;letter-spacing:1.5px}
.id-hero h1 small{display:block;font-size:13px;font-weight:400;color:var(--c3);letter-spacing:2px;margin-top:6px}
.id-hero .tag{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.14);
  border:1px solid rgba(255,255,255,.28);border-radius:20px;padding:6px 16px;font-size:13px;margin-top:16px}
.id-hero .tag i{width:7px;height:7px;border-radius:50%;background:var(--c3);display:block;box-shadow:0 0 10px var(--c3)}
.id-hero .sub{font-size:14.5px;color:rgba(255,255,255,.88);line-height:1.95;max-width:830px;margin-top:12px}
.id-hero .btns{display:flex;gap:12px;margin-top:22px;flex-wrap:wrap}
.id-hero .btn{display:inline-flex;align-items:center;gap:8px;padding:12px 26px;border-radius:9px;
  font-size:14.5px;font-weight:700;letter-spacing:1px;transition:transform .2s ease,box-shadow .2s ease}
.id-hero .btn svg{width:16px;height:16px}
.id-hero .btn:hover{transform:translateY(-2px)}
.b-tel{background:#fff;color:var(--c1);box-shadow:0 8px 20px rgba(0,0,0,.18)}
.b-gh{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.34);color:#fff}
/* 首屏数据条 */
.id-stats{display:flex;gap:14px;margin-top:26px;flex-wrap:wrap}
.id-stats .st{flex:1;min-width:128px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.24);
  border-radius:13px;padding:14px 16px;backdrop-filter:blur(5px);-webkit-backdrop-filter:blur(5px)}
.id-stats .st b{display:block;font-size:27px;font-weight:800;color:#fff;letter-spacing:.5px;line-height:1.1}
.id-stats .st span{font-size:12.5px;color:rgba(255,255,255,.82)}
/* 首屏动态母题 */
.id-deco{position:absolute;right:-14px;top:50%;transform:translateY(-50%);width:360px;height:360px;
  color:var(--c3);opacity:.92;pointer-events:none;z-index:0}
.id-deco svg{width:100%;height:100%;display:block;transform-origin:50% 50%;
  filter:drop-shadow(0 8px 22px rgba(0,0,0,.20))}
.id-deco.id-anim-plant svg{transform-origin:50% 100%}
.id-deco.id-anim-book{perspective:700px}
.id-deco.id-anim-furniture svg{animation:id-furniture 4.2s ease-in-out infinite}
.id-deco.id-anim-building  svg{animation:id-building 3.6s ease-in-out infinite}
.id-deco.id-anim-food      svg{animation:id-food 3.4s ease-in-out infinite}
.id-deco.id-anim-machine   svg{animation:id-machine 22s linear infinite}
.id-deco.id-anim-hardware  svg{animation:id-hardware 3.2s ease-in-out infinite}
.id-deco.id-anim-appliance svg{animation:id-appliance 3.8s ease-in-out infinite}
.id-deco.id-anim-daily     svg{animation:id-daily 4s ease-in-out infinite}
.id-deco.id-anim-textile   svg{animation:id-textile 4.4s ease-in-out infinite}
.id-deco.id-anim-agriculture svg{animation:id-agriculture 4.6s ease-in-out infinite}
.id-deco.id-anim-moving    svg{animation:id-moving 3.8s ease-in-out infinite}
.id-deco.id-anim-ecommerce svg{animation:id-ecommerce 3.2s ease-in-out infinite}
.id-deco.id-anim-material  svg{animation:id-material 5s ease-in-out infinite}
.id-deco.id-anim-industrial svg{animation:id-industrial 26s linear infinite}
.id-deco.id-anim-glass     svg{animation:id-glass 3.6s ease-in-out infinite}
.id-deco.id-anim-plant     svg{animation:id-plant 4.4s ease-in-out infinite}
.id-deco.id-anim-book      svg{animation:id-book 5s ease-in-out infinite}
@keyframes id-furniture{0%,100%{transform:translateY(0)}50%{transform:translateY(-14px)}}
@keyframes id-building{0%,100%{transform:translateY(7px)}50%{transform:translateY(-7px)}}
@keyframes id-food{0%{transform:translateY(4px);opacity:.82}50%{transform:translateY(-10px);opacity:1}100%{transform:translateY(4px);opacity:.82}}
@keyframes id-machine{from{transform:rotate(0)}to{transform:rotate(360deg)}}
@keyframes id-hardware{0%,100%{transform:rotate(-7deg)}50%{transform:rotate(7deg)}}
@keyframes id-appliance{0%,100%{transform:scale(1);opacity:.9}50%{transform:scale(1.05);opacity:1}}
@keyframes id-daily{0%,100%{transform:translateY(9px)}50%{transform:translateY(-10px)}}
@keyframes id-textile{0%,100%{transform:skewX(-3deg)}50%{transform:skewX(3deg)}}
@keyframes id-agriculture{0%,100%{transform:rotate(-4deg)}50%{transform:rotate(4deg)}}
@keyframes id-moving{0%,100%{transform:translateX(-10px)}50%{transform:translateX(10px)}}
@keyframes id-ecommerce{0%,100%{transform:translateY(0)}40%{transform:translateY(-16px)}55%{transform:translateY(-4px)}70%{transform:translateY(-12px)}}
@keyframes id-material{0%,100%{transform:translateX(0)}50%{transform:translateX(12px)}}
@keyframes id-industrial{from{transform:rotate(0)}to{transform:rotate(-360deg)}}
@keyframes id-glass{0%,100%{opacity:.5}50%{opacity:1}}
@keyframes id-plant{0%,100%{transform:scaleY(1) rotate(-2deg)}50%{transform:scaleY(1.06) rotate(2deg)}}
@keyframes id-book{0%,100%{transform:rotateY(0)}50%{transform:rotateY(24deg)}}
/* 首屏入场 */
.id-hero .in .top,.id-hero .in .tag,.id-hero .in .sub,.id-hero .in .btns,.id-hero .in .id-stats{animation:id-rise .8s ease both}
.id-hero .in .tag{animation-delay:.08s}.id-hero .in .sub{animation-delay:.16s}.id-hero .in .btns{animation-delay:.24s}.id-hero .in .id-stats{animation-delay:.32s}
@keyframes id-rise{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:none}}
/* ===== 通用区块 ===== */
section{padding:42px 0}
.sec-hd{margin-bottom:22px}
.sec-hd h2{font-size:23px;color:var(--c1);letter-spacing:1.2px;display:flex;align-items:center;gap:10px}
.sec-hd h2 em{font-style:normal;font-size:11px;font-weight:400;color:var(--c2);background:var(--tint);
  border-radius:10px;padding:2px 9px;letter-spacing:0}
.sec-hd p{font-size:13px;color:#2A4048;margin-top:7px}
.box{background:#fff;border:1px solid var(--line);border-radius:12px;padding:24px;box-shadow:0 6px 20px rgba(12,43,63,.06)}
.box .intro{font-size:14.5px;color:#2A4048;line-height:2.05;text-indent:2em}
/* 货物标签 */
.cargo{display:flex;flex-wrap:wrap;gap:9px}
.cargo span{background:var(--tint);border:1px solid var(--line);border-radius:7px;padding:7px 14px;font-size:13.5px;color:var(--c1);
  transition:transform .2s ease,border-color .2s ease,color .2s ease}
.cargo span:hover{border-color:var(--c2);color:var(--c1);transform:translateY(-2px)}
/* 优势 */
.f-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.f-item{background:#fff;border:1px solid var(--line);border-radius:12px;padding:18px 18px 16px;
  box-shadow:0 5px 16px rgba(12,43,63,.05);display:flex;gap:14px}
.f-item .no{flex:0 0 38px;height:38px;border-radius:10px;background:linear-gradient(135deg,var(--c1),var(--c2));
  color:#fff;font-weight:800;font-size:14px;display:flex;align-items:center;justify-content:center;letter-spacing:.5px}
.f-item b{display:block;font-size:15.5px;color:var(--c1);margin-bottom:6px;letter-spacing:.5px}
.f-item p{font-size:13px;color:#2A4048;line-height:1.85}
/* 方案 */
.sol{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.sol .s{background:#fff;border:1px solid var(--line);border-left:3px solid var(--c2);border-radius:10px;
  padding:17px 17px 15px;box-shadow:0 5px 16px rgba(12,43,63,.05)}
.sol .s b{display:block;font-size:15px;color:var(--c1);margin-bottom:7px}
.sol .s p{font-size:13px;color:#2A4048;line-height:1.85}
/* 包装要点 */
.pack{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.pack div{position:relative;background:#FBFEFC;border:1px solid var(--line);border-radius:10px;
  padding:13px 15px 13px 42px;font-size:13.5px;color:#2A4048;line-height:1.8}
.pack div::before{content:"✓";position:absolute;left:14px;top:12px;width:19px;height:19px;border-radius:50%;
  background:var(--tint);color:var(--c1);font-size:12px;font-weight:800;display:flex;align-items:center;justify-content:center}
/* 目的地 */
.city{display:grid;grid-template-columns:repeat(4,1fr);gap:11px}
.city a{background:#fff;border:1px solid var(--line);border-radius:10px;padding:13px 15px;
  box-shadow:0 4px 13px rgba(12,43,63,.05);display:flex;flex-direction:column;gap:5px}
.city a:hover{border-color:var(--c2);transform:translateY(-2px)}
.city a b{font-size:15px;color:var(--c1)}
.city a span{font-size:12px;color:#2F4F58}
.city a .go{font-size:11.5px;color:var(--c2);font-weight:700}
/* FAQ */
.faq .q{background:#fff;border:1px solid var(--line);border-radius:10px;margin-bottom:10px;overflow:hidden;
  box-shadow:0 4px 13px rgba(12,43,63,.045)}
.faq details>summary{list-style:none;cursor:pointer;padding:16px 46px 16px 18px;font-size:14.5px;font-weight:700;
  color:var(--c1);position:relative;line-height:1.7}
.faq details>summary::-webkit-details-marker{display:none}
.faq details>summary::after{content:"+";position:absolute;right:18px;top:50%;transform:translateY(-50%);
  font-size:19px;color:var(--c2);font-weight:400;line-height:1}
.faq details[open]>summary::after{content:"−"}
.faq details>div{padding:0 18px 16px;font-size:13.5px;color:#2A4048;line-height:1.95}
/* 保障 */
.gd-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:13px}
.gd{background:#fff;border:1px solid var(--line);border-radius:11px;padding:15px 16px;box-shadow:0 4px 14px rgba(12,43,63,.05)}
.gd b{display:block;font-size:14.5px;color:var(--c1);margin-bottom:6px}
.gd b::before{content:"";display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--c2);
  margin-right:8px;vertical-align:middle}
.gd p{font-size:12.5px;color:#2A4048;line-height:1.8}
/* 相关行业 */
.rel{display:flex;flex-wrap:wrap;gap:10px}
.rel a{display:inline-flex;align-items:center;gap:7px;background:#fff;border:1px solid var(--line);border-radius:9px;
  padding:9px 14px;font-size:13.5px;color:#20404A;box-shadow:0 3px 10px rgba(12,43,63,.045)}
.rel a:hover{border-color:var(--c2);color:var(--c1)}
.rel a svg{width:16px;height:16px;color:var(--c2);flex:0 0 16px}
/* CTA */
.id-cta{background:#fff;border:1px solid var(--line);border-radius:14px;padding:26px 24px;text-align:center;
  box-shadow:0 10px 30px rgba(12,43,63,.08);position:relative;overflow:hidden}
.id-cta::before{content:"";position:absolute;inset:0;background:radial-gradient(420px 200px at 100% 0,var(--tint),transparent 60%);pointer-events:none}
.id-cta h3{font-size:20px;color:var(--c1);letter-spacing:1px;margin-bottom:8px}
.id-cta p{font-size:13.5px;color:#2A4048;margin-bottom:16px}
.id-cta .btns{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.id-cta a.btn2{display:inline-flex;align-items:center;gap:8px;padding:12px 26px;border-radius:8px;
  font-size:15px;font-weight:700;letter-spacing:1px}
.btn2-tel{background:linear-gradient(135deg,var(--c1),var(--c2));color:#fff;box-shadow:0 8px 20px rgba(17,92,97,.24)}
.btn2-gh{background:#fff;border:1px solid var(--line);color:var(--c1)}
.btn2 svg{width:17px;height:17px}
/* 悬浮抬升（通用动态） */
.box,.f-item,.sol .s,.pack div,.city a,.gd,.rel a,.id-cta{transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease}
.box:hover,.f-item:hover,.sol .s:hover,.gd:hover{transform:translateY(-4px);box-shadow:0 12px 30px rgba(12,43,63,.10)}
/* 滚动入场 */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s ease}
.reveal.is-in{opacity:1;transform:none}
@media(max-width:980px){
  .sol{grid-template-columns:1fr}
  .city{grid-template-columns:repeat(3,1fr)}
}
@media(max-width:680px){
  .id-hero{padding:30px 0 30px}
  .id-hero .ic{width:52px;height:52px;flex:0 0 52px}
  .id-hero .ic svg{width:28px;height:28px}
  .id-hero h1{font-size:22px;letter-spacing:.5px}
  .id-hero .sub{font-size:13px}
  .id-stats .st{flex:1 1 42%;min-width:0;padding:12px 13px}
  .id-stats .st b{font-size:22px}
  .id-deco{width:190px;height:190px;right:-34px;opacity:.42}
  section{padding:28px 0}
  .box{padding:17px 15px}
  .box .intro{font-size:13.5px}
  .sec-hd h2{font-size:19px}
  .f-grid{grid-template-columns:1fr}
  .pack{grid-template-columns:1fr}
  .city{grid-template-columns:repeat(2,1fr)}
  .gd-grid{grid-template-columns:1fr}
  .faq details>summary{font-size:13.5px;padding:14px 40px 14px 14px}
}
@media(prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  .id-deco svg{animation:none!important}
  .id-hero .in>*,.id-hero .in .tag,.id-hero .in .sub,.id-hero .in .btns,.id-hero .in .id-stats{animation:none!important}
  .box,.f-item,.sol .s,.gd,.city a,.cargo span{transition:none}
}
/* 无障碍：键盘焦点可见 */
a:focus-visible,button:focus-visible,details>summary:focus-visible{
  outline:3px solid var(--c2,#1E9E62);outline-offset:2px;border-radius:6px}