/* ============================================================
   首页 Home — 浅蓝底 + 暖杏橙点缀
   ============================================================ */

/* ---------------- HERO ---------------- */
.hero{position:relative;background:var(--g-sky);overflow:hidden;min-height:646px;display:flex;align-items:center}
.hero::before,.hero::after{content:"";position:absolute;border-radius:50%;pointer-events:none;z-index:0}
.hero::before{width:520px;height:520px;left:-190px;top:-170px;background:radial-gradient(circle,rgba(255,184,148,.34),transparent 68%)}
.hero::after{width:460px;height:460px;left:6%;bottom:-250px;background:radial-gradient(circle,rgba(107,171,221,.24),transparent 68%)}

/* 图片铺满右侧并用遮罩向左渐隐，与左侧浅色底自然衔接，避免硬边割裂 */
.hero__media{
  position:absolute;top:0;right:0;bottom:0;width:57%;z-index:1;overflow:hidden;
  -webkit-mask-image:linear-gradient(90deg,transparent 0,rgba(0,0,0,.30) 9%,rgba(0,0,0,.72) 19%,#000 30%);
  mask-image:linear-gradient(90deg,transparent 0,rgba(0,0,0,.30) 9%,rgba(0,0,0,.72) 19%,#000 30%);
}
.hero__slides{position:absolute;inset:0}
.hero__slide{position:absolute;inset:0;opacity:0;visibility:hidden;transition:opacity .9s ease,visibility .9s}
.hero__slide.on{opacity:1;visibility:visible}
.hero__slide img{width:100%;height:100%;object-fit:cover;object-position:center;transform:scale(1.05);transition:transform 9s cubic-bezier(.16,.72,.28,1)}
.hero__slide.on img{transform:scale(1)}
/* 统一色调：左侧提亮 + 整体轻冷调叠加 + 底边柔化，让画面回到浅蓝体系 */
.hero__slide::after{
  content:"";position:absolute;inset:0;
  background:
    linear-gradient(90deg,rgba(243,249,253,.94) 0%,rgba(243,249,253,.46) 14%,rgba(243,249,253,0) 34%),
    linear-gradient(0deg,rgba(244,249,253,.88) 0%,rgba(244,249,253,0) 13%),
    linear-gradient(180deg,rgba(255,255,255,.10) 0%,rgba(214,234,248,.20) 100%);
}
.hero__in{position:relative;z-index:3;width:100%;max-width:var(--container);margin:0 auto;padding:74px var(--gutter) 82px}
.hero__left{max-width:548px;min-width:0}
.hero__eyebrow{
  display:inline-flex;align-items:center;gap:12px;color:var(--warm-600);
  font-family:var(--ff-num);font-size:12px;letter-spacing:.24em;text-transform:uppercase;margin-bottom:22px;
}
.hero__eyebrow::before{content:"";width:32px;height:1px;background:currentColor;opacity:.55}
.hero__copy{display:none}
.hero__copy.on{display:block;animation:heroIn .7s cubic-bezier(.22,.61,.36,1)}
@keyframes heroIn{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}
.hero__title{font-size:46px;line-height:1.3;color:var(--t-1);font-weight:700;letter-spacing:-.015em}
.hero__title em{font-style:normal;color:var(--warm-600);font-weight:700}
.hero__title small{
  display:block;font-size:14px;letter-spacing:.2em;color:var(--sky-500);font-family:var(--ff-num);
  margin-bottom:16px;font-weight:400;text-transform:uppercase;
}
.hero__sub{margin-top:22px;font-size:15px;line-height:2.05;color:var(--t-2);max-width:500px}
.hero__actions{display:flex;gap:14px;margin-top:34px;flex-wrap:wrap}
.hero__stats{display:flex;gap:34px;margin-top:40px;padding-top:26px;border-top:1px solid var(--line-2)}
.hero__stats div b{display:block;font-family:var(--ff-num);font-size:26px;color:var(--sky-700);font-weight:400;line-height:1.2}
.hero__stats div span{font-size:12px;color:var(--t-3)}

/* 浮层说明卡：压在画面上作为图注，而不是漂浮的贴片 */
.hero__card{
  position:absolute;z-index:4;right:4.5%;bottom:46px;max-width:338px;
  background:rgba(255,255,255,.94);border:1px solid rgba(255,255,255,.92);
  border-radius:10px;box-shadow:var(--sh-2);padding:16px 20px;display:flex;align-items:center;gap:14px;
  backdrop-filter:blur(6px);
}
.hero__card .ic{
  width:42px;height:42px;flex:none;border-radius:50%;background:var(--g-warm-soft);color:var(--warm-600);
  display:flex;align-items:center;justify-content:center;
}
.hero__card .ic svg{width:21px;height:21px;display:block}
.hero__card b{display:block;font-size:14px;color:var(--t-1);font-weight:700;margin-bottom:3px}
.hero__card span{font-size:12px;color:var(--t-3);line-height:1.6}
.hero__ctrl{display:flex;align-items:center;gap:22px;margin-top:36px}
.hero__dots{display:flex;gap:9px}
.hero__dots button{width:36px;height:3px;background:var(--sky-200);padding:0;transition:.3s;position:relative;overflow:hidden;border-radius:2px}
.hero__dots button.on{background:var(--sky-500)}
.hero__dots button::after{content:"";position:absolute;inset:0;background:var(--warm-500);transform:scaleX(0);transform-origin:left}
.hero__dots button.on::after{animation:fill 6.5s linear forwards}
@keyframes fill{to{transform:scaleX(1)}}
.hero__arrows{display:flex;gap:8px}
.hero__arrows button{
  width:38px;height:38px;border:1px solid var(--line-3);color:var(--sky-700);background:#fff;
  display:flex;align-items:center;justify-content:center;transition:.24s;border-radius:50%;
}
.hero__arrows button:hover{border-color:var(--sky-600);background:var(--sky-600);color:#fff}
.hero__arrows svg{width:14px;height:14px}

/* ---------------- TRUST ---------------- */
.trust{background:#fff;border-bottom:1px solid var(--line)}
.trust__in{display:grid;grid-template-columns:repeat(5,1fr);max-width:var(--container);margin:0 auto;padding:0 var(--gutter)}
.trust__i{display:flex;align-items:center;gap:12px;padding:22px 20px 22px 0;border-right:1px solid var(--line)}
.trust__i:last-child{border-right:0}
.trust__i .ic{display:block;width:30px;height:30px;flex:none;color:var(--sky-500)}
.trust__i .ic svg{width:100%;height:100%;display:block}
.trust__i p{font-size:12px;color:var(--t-3);line-height:1.6}
.trust__i p b{display:block;color:var(--t-1);font-size:13px;font-weight:700}

/* ---------------- 产品体系 ---------------- */
.cats__grid{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-left:1px solid var(--line)}
.cats__c{
  position:relative;padding:34px 30px 30px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);
  background:#fff;overflow:hidden;transition:.32s cubic-bezier(.22,.61,.36,1);
}
.cats__c::before{
  content:"";position:absolute;inset:auto 0 0 0;height:3px;background:var(--g-warm-hi);
  transform:scaleX(0);transform-origin:left;transition:transform .38s cubic-bezier(.22,.61,.36,1);
}
.cats__c:hover{background:#fff;transform:translateY(-4px);box-shadow:var(--sh-2);z-index:2}
.cats__c:hover::before{transform:scaleX(1)}
.cats__c .no{font-family:var(--ff-num);font-size:12px;letter-spacing:.2em;color:var(--warm-500);display:block;margin-bottom:20px}
.cats__c .ic{display:block;width:42px;height:42px;color:var(--sky-600);margin-bottom:22px;transition:.32s}
.cats__c .ic svg{width:100%;height:100%;display:block}
.cats__c:hover .ic{color:var(--warm-500);transform:translateY(-3px)}
.cats__c h4{font-size:18px;color:var(--t-1);font-weight:700;letter-spacing:.01em;margin-bottom:6px}
.cats__c h4 em{font-style:normal;font-family:var(--ff-num);font-size:10px;letter-spacing:.18em;color:var(--t-4);display:block;margin-top:5px;text-transform:uppercase}
.cats__c .cnt{margin-top:16px;font-size:12px;color:var(--t-4)}
.cats__c .cnt b{color:var(--sky-600);font-family:var(--ff-num);font-size:15px;font-weight:400;margin-right:4px}
.cats__c .go{position:absolute;right:26px;bottom:26px;width:26px;height:26px;border:1px solid var(--line-2);
  border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--t-4);transition:.3s;opacity:0;transform:translateX(-6px)}
.cats__c:hover .go{opacity:1;transform:none;border-color:var(--warm-300);color:var(--warm-600)}
.cats__c .go svg{width:10px;height:10px}

/* ---------------- 精选专题 ---------------- */
.feats{display:grid;grid-template-columns:1.35fr 1fr 1fr;gap:22px}
.feat{position:relative;min-height:430px;overflow:hidden;border-radius:var(--r-l);background:var(--sky-100)}
.feat img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform 1.1s cubic-bezier(.16,.72,.28,1)}
.feat:hover img{transform:scale(1.07)}
.feat::after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(16,40,57,.92) 0%,rgba(16,40,57,.42) 48%,rgba(16,40,57,.14) 100%);transition:.4s}
.feat:hover::after{background:linear-gradient(0deg,rgba(16,40,57,.94) 0%,rgba(22,54,79,.66) 55%,rgba(22,54,79,.32) 100%)}
.feat__in{position:absolute;left:0;right:0;bottom:0;padding:30px 28px;z-index:2}
.feat__tag{display:inline-flex;align-items:center;gap:8px;font-family:var(--ff-num);font-size:11px;letter-spacing:.2em;
  color:var(--warm-300);text-transform:uppercase;margin-bottom:14px}
.feat__tag::before{content:"";width:16px;height:1px;background:currentColor}
.feat h4{font-size:21px;color:#fff;letter-spacing:.01em;margin-bottom:10px;font-weight:700}
.feat p{font-size:13px;color:rgba(255,255,255,.76);line-height:1.85;max-height:0;opacity:0;overflow:hidden;transition:.45s cubic-bezier(.22,.61,.36,1)}
.feat:hover p{max-height:80px;opacity:1;margin-top:2px}
.feat__go{display:inline-flex;align-items:center;gap:8px;margin-top:16px;font-size:12px;color:var(--warm-300);
  opacity:0;transform:translateY(8px);transition:.4s .05s}
.feat:hover .feat__go{opacity:1;transform:none}
.feat__go svg{width:12px;height:12px}
.feat--wide .feat__in{padding:36px 34px}
.feat--wide h4{font-size:26px}

/* ---------------- 热门产品 ---------------- */
.goods__tabs{display:flex;gap:6px;margin-bottom:34px;border-bottom:1px solid var(--line);flex-wrap:wrap}
.goods__tabs button{position:relative;padding:0 4px;margin-right:26px;padding-bottom:14px;font-size:14px;color:var(--t-3);transition:.22s}
.goods__tabs button::after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:2px;background:var(--g-warm-hi);transform:scaleX(0);transition:transform .26s}
.goods__tabs button:hover{color:var(--t-1)}
.goods__tabs button.on{color:var(--sky-700)}
.goods__tabs button.on::after{transform:scaleX(1)}
.goods__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.gcard{
  border:1px solid var(--line);border-radius:var(--r-l);background:#fff;overflow:hidden;
  transition:.32s cubic-bezier(.22,.61,.36,1);display:flex;flex-direction:column;position:relative;
}
.gcard:hover{transform:translateY(-5px);box-shadow:var(--sh-3);border-color:transparent}
.gcard__img{
  position:relative;aspect-ratio:1/1;background:linear-gradient(160deg,#FDFCFA,#F4F1EC);overflow:hidden;
  display:flex;align-items:center;justify-content:center;
}
.gcard__img img{width:84%;height:84%;object-fit:contain;transition:transform .5s cubic-bezier(.22,.61,.36,1)}
.gcard:hover .gcard__img img{transform:scale(1.06)}
.gcard__badge{
  position:absolute;left:0;top:16px;height:22px;padding:0 10px;display:flex;align-items:center;
  font-size:11px;letter-spacing:.08em;background:var(--sky-700);color:#fff;
}
.gcard__badge.warm{background:var(--g-warm-hi);color:#4A2410}
.gcard__body{padding:20px 20px 22px;display:flex;flex-direction:column;flex:1}
.gcard__brand{font-size:11px;letter-spacing:.14em;color:var(--sky-600);text-transform:uppercase;font-family:var(--ff-num);margin-bottom:9px}
.gcard__name{font-size:14px;line-height:1.7;color:var(--t-1);min-height:48px;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.gcard__spec{margin-top:12px;padding-top:12px;border-top:1px dashed var(--line-2);font-size:12px;color:var(--t-4);
  display:flex;justify-content:space-between;gap:10px;margin-top:auto}
.gcard__spec b{color:var(--t-2);font-weight:400}
.gcard__go{
  margin-top:14px;height:36px;border-radius:var(--r);background:var(--sky-050);color:var(--sky-700);font-size:13px;
  display:flex;align-items:center;justify-content:center;gap:8px;transition:.26s;border:1px solid var(--line-2);
}
.gcard:hover .gcard__go{background:var(--g-primary-hi);color:#fff;border-color:transparent}
.gcard__go svg{width:12px;height:12px}
.goods__more{display:flex;justify-content:center;margin-top:46px}

/* ---------------- 品牌矩阵 ---------------- */
.brands{background:var(--sky-050);border-top:1px solid var(--line);border-bottom:1px solid var(--line);overflow:hidden}
.brands__row{display:flex;align-items:center;padding:34px 0;animation:marquee 46s linear infinite}
.brands:hover .brands__row{animation-play-state:paused}
@keyframes marquee{from{transform:translateX(0)}to{transform:translateX(-50%)}}
.brands__item{
  flex:none;width:212px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;
  padding:0 20px;border-right:1px solid var(--line-2);opacity:.55;transition:.3s;
}
.brands__item:hover{opacity:1}
.brands__item b{font-size:19px;font-weight:400;color:var(--sky-800);letter-spacing:.12em;font-family:var(--ff-num)}
.brands__item span{font-size:10px;letter-spacing:.24em;color:var(--t-4);text-transform:uppercase}
.brands__head{display:flex;align-items:flex-end;justify-content:space-between;gap:30px;margin-bottom:8px}
.brands__head p{font-size:13px;color:var(--t-3)}
.brands__head b{font-family:var(--ff-num);color:var(--sky-600);font-weight:400;font-size:15px}

/* ---------------- 服务能力 ---------------- */
.adv{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center}
.adv__media{position:relative;border-radius:var(--r-l);overflow:hidden;aspect-ratio:4/3;box-shadow:var(--sh-2)}
.adv__media img{width:100%;height:100%;object-fit:cover}
.adv__media::after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(16,40,57,.62),rgba(16,40,57,.06) 62%)}
.adv__badge{
  position:absolute;left:26px;bottom:26px;z-index:2;display:flex;align-items:center;gap:16px;
  padding:16px 24px;background:rgba(255,255,255,.94);border-radius:10px;box-shadow:var(--sh-2);
}
.adv__badge b{font-family:var(--ff-num);font-size:32px;color:var(--warm-600);font-weight:400;line-height:1}
.adv__badge span{font-size:12px;color:var(--t-2);line-height:1.6}
.adv__list{border-top:1px solid var(--line-d)}
.adv__i{display:flex;gap:22px;padding:26px 0;border-bottom:1px solid var(--line-d2);cursor:pointer;transition:.3s}
.adv__i:hover{padding-left:10px}
.adv__i .no{font-family:var(--ff-num);font-size:13px;letter-spacing:.16em;color:var(--warm-400);padding-top:3px;flex:none}
.adv__i h4{font-size:17px;color:#fff;margin-bottom:8px;font-weight:700;letter-spacing:.01em}
.adv__i p{font-size:13px;color:var(--inv-2);line-height:1.9}
.adv__i .ic{margin-left:auto;width:18px;height:18px;color:var(--inv-4);flex:none;transition:.3s}
.adv__i:hover .ic{color:var(--warm-500);transform:translateX(4px)}
.adv__i .ic svg{width:100%;height:100%}

/* ---------------- 知识库 ---------------- */
.kb{display:grid;grid-template-columns:1.05fr 1fr 1fr;gap:22px}
.kb__c{border:1px solid var(--line);border-radius:var(--r-l);background:#fff;overflow:hidden;display:flex;flex-direction:column}
.kb__hd{display:flex;align-items:center;justify-content:space-between;padding:20px 24px;border-bottom:1px solid var(--line)}
.kb__hd h5{font-size:15px;color:var(--t-1);font-weight:700;display:flex;align-items:center;gap:10px}
.kb__hd h5::before{content:"";width:3px;height:14px;background:var(--g-warm-hi)}
.kb__hd a{font-size:12px;color:var(--t-4)}
.kb__hd a:hover{color:var(--sky-600)}
.kb__bd{padding:6px 24px 20px;flex:1}
.rank{display:flex;align-items:center;gap:14px;padding:14px 0;border-bottom:1px dashed var(--line)}
.rank:last-child{border-bottom:0}
.rank .no{
  width:22px;height:22px;flex:none;display:flex;align-items:center;justify-content:center;
  font-family:var(--ff-num);font-size:12px;color:var(--t-4);border:1px solid var(--line-2);border-radius:2px;
}
.rank:nth-child(1) .no{background:var(--g-warm-hi);color:#4A2410;border-color:transparent}
.rank:nth-child(2) .no{background:var(--sky-200);color:var(--sky-800);border-color:transparent}
.rank:nth-child(3) .no{background:var(--sky-100);color:var(--sky-700);border-color:transparent}
.rank .tx{flex:1;min-width:0}
.rank .tx b{display:block;font-size:13px;color:var(--t-1);font-weight:400;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}
.rank .tx span{font-size:11px;color:var(--t-4)}
.rank .v{font-family:var(--ff-num);font-size:12px;color:var(--t-3)}
.doc{display:block;padding:15px 0;border-bottom:1px dashed var(--line)}
.doc:last-child{border-bottom:0}
.doc b{display:block;font-size:13px;font-weight:400;color:var(--t-1);line-height:1.7;margin-bottom:6px}
.doc b:hover{color:var(--sky-600)}
.doc span{font-size:11px;color:var(--t-4);display:flex;gap:12px}
.doc span em{font-style:normal;background:var(--sky-100);padding:1px 7px;border-radius:2px;color:var(--sky-700)}

/* ---------------- CTA ---------------- */
.cta{position:relative;background:var(--g-primary);overflow:hidden;padding:88px 0;color:#fff}
.cta::before{content:"";position:absolute;width:640px;height:640px;right:-120px;top:-240px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,184,148,.30),transparent 66%)}
.cta::after{content:"";position:absolute;width:420px;height:420px;left:-120px;bottom:-260px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.14),transparent 66%)}
.cta__in{position:relative;z-index:2;max-width:var(--container);margin:0 auto;padding:0 var(--gutter);
  display:flex;align-items:center;justify-content:space-between;gap:50px;flex-wrap:wrap}
.cta h3{font-size:34px;color:#fff;font-weight:700;letter-spacing:-.01em;line-height:1.4;max-width:640px}
.cta h3 em{font-style:normal;color:var(--warm-200)}
.cta p{margin-top:16px;color:rgba(255,255,255,.82);font-size:14px;line-height:1.9;max-width:520px}
.cta__btns{display:flex;gap:14px;flex:none}
.cta .btn--line{border-color:rgba(255,255,255,.55)}
.cta .btn--line:hover{border-color:#fff;color:#fff;background:rgba(255,255,255,.14)}

/* ---------------- 响应式 ---------------- */
@media (max-width:1080px){
  .hero{display:flex;flex-direction:column;align-items:stretch;min-height:0}
  .hero__in{order:1;padding:52px var(--gutter) 0}
  .hero__left{max-width:100%}
  .hero__card{order:2;position:static;max-width:none;margin:30px var(--gutter) 0}
  .hero__media{order:3;position:relative;width:100%;height:340px;margin-top:36px;-webkit-mask-image:none;mask-image:none}
  .hero__slide::after{background:linear-gradient(180deg,rgba(255,255,255,.06),rgba(214,234,248,.22))}
  .hero__title{font-size:38px}
  .cats__grid{grid-template-columns:repeat(3,1fr)}
  .feats{grid-template-columns:1fr 1fr}
  .goods__grid{grid-template-columns:repeat(3,1fr)}
  .trust__in{grid-template-columns:repeat(3,1fr)}
  .kb{grid-template-columns:1fr 1fr}
  .adv{grid-template-columns:1fr;gap:44px}
}
@media (max-width:760px){
  .hero__title{font-size:29px}
  .hero__media{height:224px}
  .hero__stats{gap:22px}
  .cats__grid{grid-template-columns:1fr 1fr}
  .cats__c{padding:24px 20px}
  .feats{grid-template-columns:1fr}
  .feat{min-height:320px}
  .goods__grid{grid-template-columns:1fr 1fr}
  .kb{grid-template-columns:1fr}
  .trust__in{grid-template-columns:1fr 1fr}
  .cta h3{font-size:24px}
  .hero__card{position:static;margin-top:18px;max-width:none}
}