/* =========================================================
   翼启低空 · Solutions
   PC：品牌与视觉
   Mobile：快速找到内容
========================================================= */

.solutions-page{
  width:100%;
  overflow:hidden;
  background:#fff;
  color:#17191d;
}

.solutions-page *,
.solutions-page *::before,
.solutions-page *::after{
  box-sizing:border-box;
}

.solutions-page a{
  text-decoration:none;
}


/* =========================================================
   HERO
========================================================= */

.solutions-hero{
  position:relative;
  min-height:650px;
  overflow:hidden;
  padding:140px max(6vw,40px) 80px;
  background:#0b0f15;
  color:#fff;
}

.solutions-hero-media{
  position:absolute;
  top:0;
  right:0;
  width:59%;
  height:100%;
}

.solutions-hero-media img{
  display:block;
  width:100%;
  height:100%;
  object-fit:cover;
  object-position:center;
  filter:saturate(.76) contrast(1.05);
}

.solutions-hero-overlay{
  position:absolute;
  inset:0;
  z-index:1;
  background:
    linear-gradient(
      90deg,
      #0b0f15 0%,
      #0b0f15 31%,
      rgba(11,15,21,.94) 43%,
      rgba(11,15,21,.56) 68%,
      rgba(11,15,21,.18) 100%
    ),
    linear-gradient(
      0deg,
      rgba(11,15,21,.32),
      transparent 55%
    );
}

.solutions-hero-inner{
  position:relative;
  z-index:2;
  max-width:1180px;
  margin:0 auto;
}

.solutions-breadcrumb{
  display:flex;
  align-items:center;
  gap:9px;
  margin-bottom:58px;
  font-size:12px;
  color:rgba(255,255,255,.46);
}

.solutions-breadcrumb a{
  color:rgba(255,255,255,.68);
}

.solutions-eyebrow{
  font-size:11px;
  font-weight:700;
  line-height:1;
  letter-spacing:.22em;
  color:#438fff;
}

.solutions-hero h1{
  max-width:690px;
  margin:18px 0 25px;
  font-size:clamp(48px,5.6vw,76px);
  line-height:1.07;
  letter-spacing:-.045em;
  font-weight:700;
}

.solutions-hero-desc{
  max-width:610px;
  margin:0;
  font-size:17px;
  line-height:1.85;
  color:rgba(255,255,255,.65);
}

.solutions-hero-actions{
  display:flex;
  align-items:center;
  gap:13px;
  margin-top:38px;
}

.solutions-btn-primary,
.solutions-btn-secondary{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:48px;
  padding:0 23px;
  border-radius:999px;
  font-size:14px;
  font-weight:600;
  transition:.25s ease;
}

.solutions-btn-primary{
  background:#fff;
  color:#10141a;
}

.solutions-btn-primary:hover{
  transform:translateY(-2px);
}

.solutions-btn-secondary{
  border:1px solid rgba(255,255,255,.23);
  color:#fff;
}

.solutions-btn-secondary:hover{
  background:rgba(255,255,255,.08);
}

.solutions-hero-index{
  position:absolute;
  right:max(6vw,40px);
  bottom:62px;
  z-index:2;
  text-align:right;
}

.solutions-hero-index strong{
  display:block;
  font-size:36px;
  line-height:1;
  letter-spacing:-.035em;
  font-weight:600;
}

.solutions-hero-index span{
  display:block;
  margin-top:8px;
  font-size:10px;
  letter-spacing:.12em;
  color:rgba(255,255,255,.48);
}


/* =========================================================
   MOBILE QUICK NAV
========================================================= */

.solutions-mobile-quick{
  display:none;
}


/* =========================================================
   SECTION
========================================================= */

.solutions-section{
  width:min(1240px,100%);
  margin:0 auto;
  padding:105px 30px;
}

.solutions-section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:60px;
  margin-bottom:52px;
}

.solutions-kicker{
  display:block;
  font-size:10px;
  line-height:1;
  letter-spacing:.2em;
  font-weight:700;
  color:#1677ff;
}

.solutions-section-head h2{
  margin:13px 0 0;
  font-size:41px;
  line-height:1.15;
  letter-spacing:-.035em;
  font-weight:650;
}

.solutions-section-head > p{
  width:100%;
  max-width:480px;
  margin:0;
  font-size:14px;
  line-height:1.85;
  color:#747a83;
}


/* =========================================================
   六大方向
========================================================= */

.solutions-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  border-top:1px solid #e5e8ec;
  border-left:1px solid #e5e8ec;
}

.solution-card{
  min-height:335px;
  display:flex;
  flex-direction:column;
  padding:29px;
  border-right:1px solid #e5e8ec;
  border-bottom:1px solid #e5e8ec;
  background:#fff;
  color:#17191d;
  transition:
    transform .28s ease,
    box-shadow .28s ease,
    background .28s ease;
}

.solution-card:hover{
  position:relative;
  z-index:2;
  transform:translateY(-4px);
  background:#f8f9fb;
  box-shadow:0 20px 55px rgba(20,28,38,.09);
}

.solution-card-top{
  display:flex;
  justify-content:space-between;
  font-size:10px;
  line-height:1;
  letter-spacing:.14em;
  color:#9ba1a9;
}

.solution-card-body{
  margin-top:auto;
  padding-top:65px;
}

.solution-card-body h3{
  margin:0 0 13px;
  font-size:27px;
  line-height:1.2;
  letter-spacing:-.025em;
  font-weight:650;
}

.solution-card-body p{
  margin:0;
  font-size:14px;
  line-height:1.8;
  color:#747a82;
}

.solution-card-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  margin-top:27px;
  font-size:13px;
  color:#373c43;
}

.solution-card-bottom strong{
  font-size:20px;
  line-height:1;
  font-weight:400;
  transition:transform .25s ease;
}

.solution-card:hover .solution-card-bottom strong{
  transform:translate(3px,-3px);
}

.solution-card-dark{
  background:#11151b;
  color:#fff;
}

.solution-card-dark:hover{
  background:#181d25;
}

.solution-card-dark .solution-card-top{
  color:rgba(255,255,255,.42);
}

.solution-card-dark .solution-card-body p{
  color:rgba(255,255,255,.55);
}

.solution-card-dark .solution-card-bottom{
  color:#fff;
}


/* =========================================================
   HOW WE WORK
========================================================= */

.solutions-system{
  padding:105px max(6vw,40px);
  background:#11151b;
  color:#fff;
}

.solutions-system-inner{
  width:min(1200px,100%);
  margin:0 auto;
}

.solutions-system-head{
  margin-bottom:58px;
}

.solutions-system-head > span{
  display:block;
  font-size:10px;
  font-weight:700;
  letter-spacing:.2em;
  color:#438fff;
}

.solutions-system-head h2{
  max-width:700px;
  margin:16px 0 18px;
  font-size:45px;
  line-height:1.18;
  letter-spacing:-.035em;
  font-weight:650;
}

.solutions-system-head > p{
  max-width:650px;
  margin:0;
  font-size:14px;
  line-height:1.85;
  color:rgba(255,255,255,.50);
}

.solutions-system-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  border-top:1px solid rgba(255,255,255,.14);
}

.solutions-system-grid > div{
  min-height:215px;
  padding:31px 28px 10px 0;
  border-right:1px solid rgba(255,255,255,.09);
}

.solutions-system-grid > div + div{
  padding-left:28px;
}

.solutions-system-grid > div:last-child{
  border-right:none;
}

.solutions-system-grid span{
  font-size:10px;
  letter-spacing:.12em;
  color:#438fff;
}

.solutions-system-grid h3{
  margin:40px 0 10px;
  font-size:20px;
  font-weight:600;
}

.solutions-system-grid p{
  margin:0;
  font-size:13px;
  line-height:1.75;
  color:rgba(255,255,255,.48);
}


/* =========================================================
   CASES
========================================================= */

.solutions-cases{
  padding-bottom:100px;
}

.solutions-case-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:18px;
}

.solution-case{
  position:relative;
  min-height:390px;
  overflow:hidden;
  background:#111;
  color:#fff;
}

.solution-case > img{
  position:absolute;
  inset:0;
  display:block;
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .55s ease;
}

.solution-case:hover > img{
  transform:scale(1.04);
}

.solution-case-overlay{
  position:absolute;
  inset:0;
  z-index:1;
  background:
    linear-gradient(
      180deg,
      rgba(4,8,14,.05) 0%,
      rgba(4,8,14,.18) 38%,
      rgba(4,8,14,.88) 100%
    );
}

.solution-case-content{
  position:relative;
  z-index:2;
  min-height:390px;
  display:flex;
  flex-direction:column;
  padding:30px;
}

.solution-case-content > span{
  font-size:9px;
  letter-spacing:.15em;
  color:rgba(255,255,255,.64);
}

.solution-case-content > div{
  margin-top:auto;
}

.solution-case-content h3{
  margin:0 0 12px;
  font-size:25px;
  line-height:1.22;
  letter-spacing:-.025em;
  color:#fff;
}

.solution-case-content p{
  max-width:430px;
  margin:0;
  font-size:13px;
  line-height:1.75;
  color:rgba(255,255,255,.72);
}

.solution-case-content b{
  display:block;
  margin-top:20px;
  font-size:11px;
  font-weight:600;
  color:#fff;
}


/* =========================================================
   CAPABILITY
========================================================= */

.solutions-capability{
  padding:95px max(6vw,40px);
  background:#f5f6f8;
}

.solutions-capability-inner{
  width:min(1200px,100%);
  margin:0 auto;
  display:grid;
  grid-template-columns:.8fr 1.2fr;
  gap:90px;
}

.solutions-capability-head > span{
  display:block;
  font-size:10px;
  font-weight:700;
  letter-spacing:.2em;
  color:#1677ff;
}

.solutions-capability-head h2{
  margin:16px 0 17px;
  font-size:41px;
  line-height:1.18;
  letter-spacing:-.035em;
}

.solutions-capability-head p{
  max-width:390px;
  margin:0;
  font-size:14px;
  line-height:1.8;
  color:#777d85;
}

.solutions-capability-list{
  border-top:1px solid #d9dde2;
}

.solutions-capability-list > div{
  min-height:68px;
  display:grid;
  grid-template-columns:65px 1fr;
  align-items:center;
  border-bottom:1px solid #d9dde2;
}

.solutions-capability-list strong{
  font-size:10px;
  font-weight:500;
  color:#989ea6;
}

.solutions-capability-list span{
  font-size:16px;
  font-weight:550;
}


/* =========================================================
   CTA
========================================================= */

.solutions-cta{
  width:min(1200px,calc(100% - 60px));
  margin:100px auto;
  padding:54px 58px;
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:45px;
  background:linear-gradient(135deg,#086ddd 0%,#087ff5 100%);
  color:#fff;
}

.solutions-cta span{
  display:block;
  font-size:9px;
  letter-spacing:.2em;
  color:rgba(255,255,255,.62);
}

.solutions-cta h2{
  margin:12px 0;
  font-size:37px;
  line-height:1.2;
  letter-spacing:-.03em;
}

.solutions-cta p{
  max-width:660px;
  margin:0;
  font-size:14px;
  line-height:1.8;
  color:rgba(255,255,255,.76);
}

.solutions-cta > a{
  flex:0 0 auto;
  min-height:46px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:0 22px;
  background:#fff;
  color:#12161c;
  font-size:13px;
  font-weight:600;
  transition:.25s ease;
}

.solutions-cta > a:hover{
  transform:translateY(-2px);
}


/* =========================================================
   TABLET
========================================================= */

@media (max-width:900px){

  .solutions-hero{
    min-height:550px;
    padding:120px 28px 65px;
  }

  .solutions-hero h1{
    font-size:51px;
  }

  .solutions-grid{
    grid-template-columns:1fr 1fr;
  }

  .solutions-system-grid{
    grid-template-columns:1fr 1fr;
  }

  .solutions-system-grid > div{
    border-bottom:1px solid rgba(255,255,255,.09);
  }

  .solutions-system-grid > div:nth-child(2){
    border-right:none;
  }

  .solutions-case-grid{
    grid-template-columns:1fr;
  }

  .solution-case,
  .solution-case-content{
    min-height:320px;
  }

  .solutions-capability-inner{
    grid-template-columns:1fr;
    gap:42px;
  }
}


/* =========================================================
   MOBILE
   目标：进入页面马上找到内容
========================================================= */

@media (max-width:700px){

  /* HERO 变短，不让大图占一整屏 */

  .solutions-hero{
    min-height:0;
    padding:82px 18px 30px;
  }

  .solutions-hero-media{
    width:100%;
    height:100%;
    opacity:.62;
  }

  .solutions-hero-media img{
    object-position:55% center;
  }

  .solutions-hero-overlay{
    background:
      linear-gradient(
        90deg,
        rgba(8,12,17,.96) 0%,
        rgba(8,12,17,.88) 58%,
        rgba(8,12,17,.60) 100%
      ),
      linear-gradient(
        0deg,
        rgba(8,12,17,.48),
        transparent
      );
  }

  .solutions-breadcrumb{
    margin-bottom:23px;
    font-size:11px;
  }

  .solutions-eyebrow{
    font-size:9px;
  }

  .solutions-hero h1{
    max-width:330px;
    margin:11px 0 13px;
    font-size:32px;
    line-height:1.14;
    letter-spacing:-.035em;
  }

  .solutions-hero-desc{
    max-width:335px;
    font-size:13px;
    line-height:1.65;
  }

  .solutions-hero-actions{
    margin-top:20px;
  }

  .solutions-btn-primary{
    min-height:42px;
    padding:0 18px;
    font-size:13px;
  }

  .solutions-btn-secondary{
    display:none;
  }

  .solutions-hero-index{
    display:none;
  }


  /* =====================================================
     手机快速入口
  ===================================================== */

  .solutions-mobile-quick{
    display:block;
    padding:20px 14px 24px;
    background:#fff;
  }

  .solutions-mobile-quick-head{
    display:flex;
    align-items:flex-end;
    justify-content:space-between;
    gap:15px;
    margin-bottom:13px;
  }

  .solutions-mobile-quick-head strong{
    font-size:19px;
    line-height:1.25;
    color:#17191d;
  }

  .solutions-mobile-quick-head span{
    font-size:11px;
    color:#92979e;
  }

  .solutions-mobile-quick-grid{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:8px;
  }

  .solutions-mobile-quick-grid a{
    min-height:62px;
    display:grid;
    grid-template-columns:24px 1fr 13px;
    align-items:center;
    padding:0 12px;
    border-radius:7px;
    background:#f4f6f8;
    color:#17191d;
  }

  .solutions-mobile-quick-grid a:active{
    background:#e9edf2;
  }

  .quick-num{
    font-size:9px;
    color:#9aa0a8;
  }

  .solutions-mobile-quick-grid strong{
    font-size:14px;
    font-weight:600;
  }

  .quick-arrow{
    font-size:20px;
    font-weight:300;
    line-height:1;
    color:#777e87;
  }


  /* 手机已经有快速入口，不重复显示六张大卡片 */

  #solutions-list{
    display:none;
  }


  /* =====================================================
     工作方式
  ===================================================== */

  .solutions-system{
    padding:48px 16px;
  }

  .solutions-system-head{
    margin-bottom:28px;
  }

  .solutions-system-head > span{
    font-size:8px;
  }

  .solutions-system-head h2{
    margin:10px 0 12px;
    font-size:27px;
  }

  .solutions-system-head > p{
    font-size:12px;
    line-height:1.65;
  }

  .solutions-system-grid{
    grid-template-columns:1fr 1fr;
  }

  .solutions-system-grid > div,
  .solutions-system-grid > div + div{
    min-height:135px;
    padding:19px 10px;
    border-right:1px solid rgba(255,255,255,.09);
    border-bottom:1px solid rgba(255,255,255,.09);
  }

  .solutions-system-grid > div:nth-child(2n){
    border-right:none;
    padding-left:14px;
  }

  .solutions-system-grid > div:nth-child(3),
  .solutions-system-grid > div:nth-child(4){
    border-bottom:none;
  }

  .solutions-system-grid span{
    font-size:9px;
  }

  .solutions-system-grid h3{
    margin:18px 0 6px;
    font-size:16px;
  }

  .solutions-system-grid p{
    font-size:11px;
    line-height:1.55;
  }


  /* =====================================================
     CASES
  ===================================================== */

  .solutions-section{
    padding:48px 14px;
  }

  .solutions-section-head{
    display:block;
    margin-bottom:22px;
  }

  .solutions-section-head h2{
    margin-top:8px;
    font-size:27px;
  }

  .solutions-section-head > p{
    margin-top:10px;
    font-size:12px;
    line-height:1.65;
  }

  .solutions-kicker{
    font-size:8px;
  }

  .solutions-case-grid{
    gap:9px;
  }

  .solution-case,
  .solution-case-content{
    min-height:230px;
  }

  .solution-case-content{
    padding:19px;
  }

  .solution-case-content > span{
    font-size:8px;
  }

  .solution-case-content h3{
    margin-bottom:7px;
    font-size:19px;
  }

  .solution-case-content p{
    font-size:11px;
    line-height:1.55;
  }

  .solution-case-content b{
    margin-top:11px;
    font-size:10px;
  }


  /* =====================================================
     CAPABILITY
  ===================================================== */

  .solutions-capability{
    padding:48px 16px;
  }

  .solutions-capability-inner{
    gap:28px;
  }

  .solutions-capability-head > span{
    font-size:8px;
  }

  .solutions-capability-head h2{
    margin:9px 0 11px;
    font-size:27px;
  }

  .solutions-capability-head p{
    font-size:12px;
    line-height:1.65;
  }

  .solutions-capability-list > div{
    min-height:52px;
    grid-template-columns:42px 1fr;
  }

  .solutions-capability-list strong{
    font-size:9px;
  }

  .solutions-capability-list span{
    font-size:14px;
  }


  /* =====================================================
     CTA
  ===================================================== */

  .solutions-cta{
    width:calc(100% - 28px);
    margin:42px auto 55px;
    padding:27px 20px;
    display:block;
  }

  .solutions-cta span{
    font-size:8px;
  }

  .solutions-cta h2{
    margin:8px 0;
    font-size:24px;
  }

  .solutions-cta p{
    font-size:12px;
    line-height:1.65;
  }

  .solutions-cta > a{
    width:100%;
    min-height:43px;
    margin-top:19px;
    font-size:13px;
  }

}