/* ==========================================================================
   宁夏富杨食品 · 网站样式 v3
   配色取自企业 logo：天蓝 #009FE9 + 大留白
   ========================================================================== */

/* ---------- 1. 变量 ---------- */
:root{
  --brand:      #009FE9;
  --brand-2:    #0090D4;
  --brand-deep: #0079B8;
  --brand-ink:  #0A5C8A;
  --deep:       #0B3E5C;

  --white:      #FFFFFF;
  --tint:       #ECF7FD;
  --tint-2:     #DCEFFA;
  --tint-3:     #C4E4F5;

  --tx:         #12384D;
  --tx-2:       #4E6E80;
  --tx-3:       #8298A5;
  --tx-inv:     #FFFFFF;
  --tx-inv-2:   rgba(255,255,255,.78);

  --line:       rgba(9,110,165,.16);
  --line-2:     rgba(9,110,165,.09);
  --line-inv:   rgba(255,255,255,.16);

  --sans: "PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --mono: "SFMono-Regular",Menlo,Consolas,"Liberation Mono","Courier New",monospace;

  --wrap: 1280px;
  --pad: clamp(20px,4vw,64px);
  --nav-h: 78px;

  --ease: cubic-bezier(.22,.61,.36,1);
  --shadow: 0 18px 44px -28px rgba(10,60,90,.38);
  --shadow-lg: 0 26px 60px -30px rgba(10,60,90,.42);
}

/* ---------- 2. 基础 ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:calc(var(--nav-h) + 20px)}
body{
  margin:0;background:var(--white);color:var(--tx);
  font-family:var(--sans);font-size:16px;line-height:1.8;
  -webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;
  overflow-x:hidden;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
::selection{background:var(--brand);color:#fff}
h1,h2,h3,h4,p,ul,ol,dl,dd,figure{margin:0}
ul,ol{padding:0;list-style:none}
::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-track{background:var(--tint)}
::-webkit-scrollbar-thumb{background:var(--tint-3);border:2px solid var(--tint)}
::-webkit-scrollbar-thumb:hover{background:#9CD0EC}

/* ---------- 3. 布局 ---------- */
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 var(--pad);position:relative}
.wrap--wide{max-width:none}

.sec{padding:clamp(56px,6vw,96px) 0;position:relative;background:var(--white)}
.sec--tint{background:var(--tint)}
.sec--dark{background:var(--deep);color:var(--tx-inv)}
.sec--tight{padding:clamp(40px,4vw,64px) 0}

/* ---------- 4. 排版 ---------- */
.h1{font-size:clamp(34px,4.6vw,60px);line-height:1.14;font-weight:700;letter-spacing:-.02em}
.h2{font-size:clamp(26px,3vw,40px);line-height:1.25;font-weight:700;letter-spacing:-.02em}
.h3{font-size:clamp(18px,1.5vw,22px);line-height:1.45;font-weight:600}
.lead{font-size:clamp(15px,1.05vw,17px);line-height:1.95;color:var(--tx-2);max-width:64ch}
.body{font-size:15px;line-height:2;color:var(--tx-2)}
.small{font-size:13.5px;line-height:1.9;color:var(--tx-2)}
.tnum{font-variant-numeric:tabular-nums}
.mono{font-family:var(--mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase}
.sec--dark .lead,.sec--dark .body,.sec--dark .small{color:var(--tx-inv-2)}
.brand{color:var(--brand)}

/* 章节头 */
.sec-head{max-width:760px;margin:0 auto clamp(34px,4vw,58px);text-align:center}
.sec-head--center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
  display:flex;align-items:center;gap:10px;justify-content:center;
  font-family:var(--mono);font-size:11.5px;letter-spacing:.2em;text-transform:uppercase;
  color:var(--brand-deep);margin-bottom:14px;font-weight:500;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--brand);display:block}
.sec-head .h2{margin-bottom:0;position:relative;padding-bottom:18px;display:block}
.sec-head .h2::after{content:"";position:absolute;left:50%;transform:translateX(-50%);bottom:0;width:38px;height:2px;background:var(--brand)}
.sec-head .lead{margin-top:0}
.sec-head .h2+.lead{margin-top:16px}

/* ---------- 5. 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;gap:10px;
  padding:13px 26px;border-radius:2px;border:1px solid var(--brand);
  font-size:14.5px;font-weight:500;letter-spacing:.02em;
  background:var(--brand);color:#fff;
  transition:background .25s var(--ease),border-color .25s,color .25s;
}
.btn:hover{background:var(--brand-deep);border-color:var(--brand-deep)}
.btn .arw{font-family:var(--mono);transition:transform .3s var(--ease)}
.btn:hover .arw{transform:translateX(4px)}
.btn--ghost{background:transparent;color:var(--brand-deep);border-color:var(--tint-3)}
.btn--ghost:hover{background:var(--tint);border-color:var(--brand);color:var(--brand-deep)}
.btn--white{background:#fff;color:var(--brand-deep);border-color:#fff}
.btn--white:hover{background:var(--tint);border-color:var(--tint);color:var(--brand-deep)}
.btn--line-inv{background:transparent;color:#fff;border-color:var(--line-inv)}
.btn--line-inv:hover{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.5)}

.link-arw{display:inline-flex;align-items:center;gap:8px;font-size:14px;color:var(--brand-deep);font-weight:500}
.link-arw .arw{font-family:var(--mono);transition:transform .3s var(--ease)}
.link-arw:hover .arw{transform:translateX(4px)}

/* ---------- 6. 导航 ---------- */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:100;height:var(--nav-h);
  background:rgba(255,255,255,.96);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line-2);
  transition:box-shadow .3s var(--ease);
}
.nav.is-stuck{box-shadow:0 6px 24px -18px rgba(10,60,90,.5)}
.nav__inner{max-width:var(--wrap);margin:0 auto;padding:0 var(--pad);height:100%;display:flex;align-items:center;justify-content:space-between;gap:24px}
.nav__brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.nav__brand img{height:42px;width:auto;max-width:200px;object-fit:contain}
.nav__name{display:flex;flex-direction:column;line-height:1.12}
.nav__name b{font-size:16px;font-weight:700;letter-spacing:.1em;color:var(--tx)}
.nav__name span{font-family:var(--mono);font-size:8px;letter-spacing:.22em;color:var(--tx-3);margin-top:3px}
.nav__links{display:flex;align-items:center;gap:clamp(14px,1.9vw,32px)}
.nav__links>li{position:relative}
.nav__links>li>a{
  display:block;padding:26px 0;font-size:15px;color:var(--tx);position:relative;
  transition:color .25s;
}
.nav__links>li>a::after{
  content:"";position:absolute;left:0;right:0;bottom:18px;height:2px;background:var(--brand);
  transform:scaleX(0);transform-origin:center;transition:transform .3s var(--ease);
}
.nav__links>li>a:hover,.nav__links>li>a.on{color:var(--brand-deep)}
.nav__links>li>a:hover::after,.nav__links>li>a.on::after{transform:scaleX(1)}
.nav__drop{
  position:absolute;top:100%;left:50%;transform:translateX(-50%) translateY(8px);
  min-width:186px;background:#fff;border:1px solid var(--line-2);box-shadow:var(--shadow);
  padding:8px 0;opacity:0;visibility:hidden;transition:opacity .25s var(--ease),visibility .25s,transform .25s var(--ease);
}
.nav__links>li:hover .nav__drop{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.nav__drop a{display:block;padding:9px 20px;font-size:14px;color:var(--tx-2);white-space:nowrap}
.nav__drop a:hover{background:var(--tint);color:var(--brand-deep)}
.nav__right{display:flex;align-items:center;gap:16px;flex-shrink:0}
.nav__tel{font-family:var(--mono);font-size:13px;color:var(--brand-deep);letter-spacing:.04em}
.nav__burger{display:none;width:40px;height:40px;position:relative}
.nav__burger i{position:absolute;left:8px;right:8px;height:2px;background:var(--tx);transition:transform .3s,opacity .3s}
.nav__burger i:nth-child(1){top:14px}
.nav__burger i:nth-child(2){top:24px}
body.menu-open .nav__burger i:nth-child(1){transform:translateY(5px) rotate(45deg)}
body.menu-open .nav__burger i:nth-child(2){transform:translateY(-5px) rotate(-45deg)}

.menu{
  position:fixed;inset:0;z-index:99;background:#fff;
  padding:calc(var(--nav-h) + 24px) var(--pad) 40px;
  display:flex;flex-direction:column;justify-content:space-between;
  opacity:0;visibility:hidden;transition:opacity .3s,visibility .3s;overflow-y:auto;
}
body.menu-open .menu{opacity:1;visibility:visible}
.menu a.m-link{display:block;padding:16px 0;border-bottom:1px solid var(--line-2);font-size:22px;font-weight:600;color:var(--tx)}
.menu a.m-link small{display:block;font-family:var(--mono);font-size:10px;letter-spacing:.18em;color:var(--tx-3);margin-top:4px;font-weight:400}
.menu__foot{margin-top:28px;font-size:13px;color:var(--tx-2);line-height:2}

/* ---------- 7. 首页封面 ---------- */
.hero{position:relative;height:clamp(520px,74vh,760px);overflow:hidden;background:#EFE9E2;
  display:flex;align-items:center;margin-top:var(--nav-h)}
.hero__bg{position:absolute;inset:0;z-index:0}
.hero__bg img{width:100%;height:100%;object-fit:cover;object-position:78% 50%}
.hero__bg::after{
  content:"";position:absolute;inset:0;
  background:
    linear-gradient(90deg,rgba(255,255,255,.98) 0%,rgba(255,255,255,.95) 28%,rgba(255,255,255,.72) 46%,rgba(255,255,255,.18) 68%,rgba(255,255,255,0) 84%),
    linear-gradient(180deg,rgba(255,255,255,.55) 0%,rgba(255,255,255,0) 18%);
}
.hero .wrap{position:relative;z-index:1;width:100%}
.hero__body{padding:clamp(24px,3vw,40px) 0;max-width:620px}
.hero__kicker{
  display:inline-flex;align-items:center;gap:9px;padding:7px 15px;border-radius:999px;
  background:rgba(255,255,255,.86);backdrop-filter:blur(6px);
  color:var(--brand-deep);font-size:13px;font-weight:500;letter-spacing:.03em;margin-bottom:20px;
  box-shadow:0 2px 10px -6px rgba(10,60,90,.35);
}
.hero__kicker .dot{width:6px;height:6px;border-radius:50%;background:var(--brand)}
.hero h1{margin-bottom:18px}
.hero h1 em{font-style:normal;color:var(--brand)}
.hero__sub{font-size:clamp(14.5px,1.02vw,16px);line-height:1.95;color:#3D6072;max-width:34em;margin-bottom:30px;text-align:justify}
.hero__acts{display:flex;gap:12px;flex-wrap:wrap}

/* 数据带 */
.trustbar{background:#fff;border-bottom:1px solid var(--line-2)}
.trustbar__grid{display:grid;grid-template-columns:repeat(4,1fr)}
.trustbar__item{padding:clamp(22px,2.6vw,32px) clamp(10px,1.6vw,28px);border-right:1px solid var(--line-2);display:flex;align-items:baseline;gap:12px}
.trustbar__item:last-child{border-right:0}
.trustbar__item b{font-size:clamp(24px,2.4vw,34px);font-weight:700;color:var(--brand-deep);letter-spacing:-.02em;line-height:1}
.trustbar__item span{font-size:13px;color:var(--tx-3);line-height:1.5}

/* ---------- 8. 内页页头 ---------- */
.pagehead{
  padding-top:calc(var(--nav-h) + clamp(40px,6vw,76px));
  padding-bottom:clamp(36px,5vw,60px);
  min-height:clamp(320px,34vw,420px);
  background:var(--tint);
  position:relative;overflow:hidden;
}
.pagehead__bg{position:absolute;inset:0;z-index:0;background:var(--tint);overflow:hidden}
.pagehead__bg img{width:100%;height:100%;object-fit:cover;object-position:70% 50%}
.pagehead__bg::after{content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,#F2FAFE 0%,rgba(242,250,254,.97) 34%,rgba(242,250,254,.86) 52%,rgba(242,250,254,.35) 74%,rgba(242,250,254,.12) 100%)}
.pagehead .wrap{position:relative;z-index:1}
.crumb{display:flex;gap:10px;align-items:center;font-size:12.5px;color:var(--tx-3);margin-bottom:18px}
.crumb a:hover{color:var(--brand-deep)}
.crumb i{font-style:normal;opacity:.6}
.pagehead h1{font-size:clamp(28px,3.6vw,46px);line-height:1.2;font-weight:700;letter-spacing:-.02em}
.pagehead__sub{margin-top:16px;max-width:56ch;font-size:15px;line-height:1.95;color:var(--tx-2)}
.pagehead__meta{display:flex;gap:clamp(20px,3vw,44px);margin-top:28px;flex-wrap:wrap}
.pagehead__meta b{display:block;font-size:20px;font-weight:700;color:var(--brand-deep)}
.pagehead__meta span{font-size:12.5px;color:var(--tx-3)}

/* ---------- 9. 数据条 ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line-2);border:1px solid var(--line-2)}
.stat{background:#fff;padding:clamp(22px,2.6vw,32px);text-align:center}
.stat b{display:block;font-size:clamp(26px,3vw,40px);font-weight:700;color:var(--brand);letter-spacing:-.03em;line-height:1.1}
.stat b em{font-style:normal;font-size:.45em;color:var(--tx-3);margin-left:4px;font-weight:500}
.stat span{display:block;margin-top:10px;font-size:13.5px;color:var(--tx-2)}

/* ---------- 10. 产品分类卡 ---------- */
.cat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(14px,1.6vw,22px);align-items:stretch}
.cat-card{
  display:flex;flex-direction:column;height:100%;background:#fff;border:1px solid var(--line-2);
  transition:box-shadow .35s var(--ease),transform .35s var(--ease),border-color .35s;
  overflow:hidden;
}
.cat-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-4px);border-color:var(--tint-3)}
.cat-card__img{aspect-ratio:1/1;overflow:hidden;background:var(--tint)}
.cat-card__img img{width:100%;height:100%;object-fit:cover;transition:transform .8s var(--ease)}
.cat-card:hover .cat-card__img img{transform:scale(1.05)}
.cat-card__body{padding:24px;display:flex;flex-direction:column;flex:1}
.cat-card__name{font-size:19px;font-weight:700;letter-spacing:-.01em}
.cat-card__en{font-family:var(--mono);font-size:10px;letter-spacing:.16em;color:var(--tx-3);margin-top:6px;text-transform:uppercase}
.cat-card__desc{font-size:13.5px;line-height:1.8;color:var(--tx-2);margin-top:12px;flex:1}
.cat-card__foot{margin-top:16px;display:flex;justify-content:space-between;align-items:center;padding-top:14px;border-top:1px solid var(--line-2)}
.cat-card__foot span{font-size:12.5px;color:var(--tx-3)}
.cat-card__foot .arw{color:var(--brand);font-family:var(--mono)}

/* ---------- 11. 应用方案 ---------- */
.app-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(14px,1.6vw,22px)}
.app-card{position:relative;overflow:hidden;aspect-ratio:4/3;background:var(--tint)}
.app-card img{width:100%;height:100%;object-fit:cover;transition:transform .9s var(--ease)}
.app-card:hover img{transform:scale(1.05)}
.app-card__mask{
  position:absolute;inset:0;display:flex;flex-direction:column;justify-content:flex-end;
  padding:22px;background:linear-gradient(180deg,rgba(6,42,64,0) 40%,rgba(6,42,64,.78) 100%);
  color:#fff;
}
.app-card__name{font-size:19px;font-weight:700}
.app-card__desc{font-size:13px;color:rgba(255,255,255,.82);margin-top:5px}

/* ---------- 12. 优势 ---------- */
.adv-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(18px,2.2vw,32px)}
.adv{padding-top:22px;border-top:2px solid var(--brand)}
.adv b{display:block;font-family:var(--mono);font-size:12px;letter-spacing:.18em;color:var(--brand);margin-bottom:12px}
.adv h4{font-size:17px;font-weight:600;margin-bottom:8px}
.adv p{font-size:13.5px;line-height:1.85;color:var(--tx-2)}

/* ---------- 13. 工厂实拍 ---------- */
.factory-scroll{display:flex;gap:14px;overflow-x:auto;padding-bottom:12px;scroll-snap-type:x mandatory}
.factory-scroll::-webkit-scrollbar{height:6px}
.factory-scroll::-webkit-scrollbar-thumb{background:var(--tint-3);border-radius:3px}
.factory-item{flex:0 0 clamp(240px,26vw,340px);scroll-snap-align:start}
.factory-item img{width:100%;height:clamp(180px,20vw,260px);object-fit:cover;background:var(--tint)}
.factory-item span{display:block;margin-top:10px;font-size:13px;color:var(--tx-2)}

/* ---------- 14. 产品详情块 ---------- */
.prod-block{display:grid;grid-template-columns:.92fr 1.08fr;gap:clamp(28px,4vw,68px);align-items:center;padding:clamp(32px,4vw,56px) 0;border-top:1px solid var(--line-2)}
.prod-block:first-of-type{border-top:0;padding-top:0}
.prod-block--rev .prod-block__media{order:2}
.prod-block__media{position:relative;background:var(--tint);border:1px solid var(--line-2)}
.prod-block__media img{width:100%;aspect-ratio:4/3;object-fit:contain;mix-blend-mode:multiply;padding:4%}
.prod-block__tag{position:absolute;top:0;left:0;background:var(--brand);color:#fff;font-size:11.5px;letter-spacing:.08em;padding:6px 12px}
.prod-block__name{font-size:clamp(22px,2.2vw,30px);font-weight:700;letter-spacing:-.015em;margin-bottom:6px}
.prod-block__en{font-family:var(--mono);font-size:10.5px;letter-spacing:.16em;color:var(--tx-3);text-transform:uppercase;margin-bottom:18px}
.prod-block__intro{font-size:14.5px;line-height:1.95;color:var(--tx-2);margin-bottom:22px}
.prod-block__cols{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.prod-block__h{font-size:12px;font-family:var(--mono);letter-spacing:.16em;color:var(--brand-deep);margin-bottom:10px;text-transform:uppercase}

/* ---------- 15. 规格 / 表格 ---------- */
.spec{border-top:1px solid var(--line-2)}
.spec__row{display:grid;grid-template-columns:92px 1fr;gap:12px;padding:9px 0;border-bottom:1px solid var(--line-2);font-size:13.5px}
.spec__row dt{color:var(--tx-3);font-size:12.5px}
.spec__row dd{color:var(--tx)}

.tbl{width:100%;border-collapse:collapse;font-size:13px;font-variant-numeric:tabular-nums}
.tbl th,.tbl td{text-align:left;padding:9px 8px;border-bottom:1px solid var(--line-2)}
.tbl th{font-size:11.5px;color:var(--tx-3);font-weight:500;border-bottom-color:var(--line)}
.tbl td{color:var(--tx-2)}
.tbl td:last-child,.tbl th:last-child{text-align:right}
.tbl th:first-child,.tbl td:first-child{padding-left:0}
.tbl th:last-child,.tbl td:last-child{padding-right:0}

.chip{display:inline-block;padding:5px 12px;border-radius:999px;background:var(--tint);color:var(--brand-deep);font-size:12.5px;margin:0 6px 6px 0}

/* ---------- 16. 新闻 ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(16px,2vw,26px);align-items:stretch}
.news-card{display:flex;flex-direction:column;height:100%;background:#fff;border:1px solid var(--line-2);transition:box-shadow .35s var(--ease),transform .35s var(--ease)}
.news-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-3px)}
.news-card__img{aspect-ratio:16/10;overflow:hidden;background:var(--tint)}
.news-card__img img{width:100%;height:100%;object-fit:cover;transition:transform .8s var(--ease)}
.news-card:hover .news-card__img img{transform:scale(1.04)}
.news-card__body{padding:24px;display:flex;flex-direction:column;flex:1}
.news-card__date{font-family:var(--mono);font-size:11px;letter-spacing:.1em;color:var(--brand)}
.news-card__title{font-size:17px;font-weight:600;line-height:1.5;margin:10px 0 10px}
.news-card__desc{font-size:13.5px;line-height:1.8;color:var(--tx-2);flex:1}
.news-card__more{margin-top:16px;font-size:13px;color:var(--brand-deep);display:inline-flex;gap:6px;align-items:center}

.news-list{border-top:1px solid var(--line-2)}
.news-row{display:grid;grid-template-columns:104px 1fr auto;gap:clamp(14px,2.6vw,36px);padding:18px 0;border-bottom:1px solid var(--line-2);align-items:center;transition:background .3s}
.news-row:hover{background:var(--tint)}
.news-row__date{font-family:var(--mono);font-size:12.5px;color:var(--brand-deep);letter-spacing:.06em}
.news-row__t{font-size:16px;font-weight:600;line-height:1.5}
.news-row__d{font-size:13.5px;color:var(--tx-2);margin-top:3px;line-height:1.75}
.news-row__tag{font-size:12px;color:var(--tx-3);white-space:nowrap}

/* ---------- 17. 证书 ---------- */
.cert-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.cert{background:#fff;border:1px solid var(--line-2);padding:10px;transition:box-shadow .35s,transform .35s,border-color .35s}
.cert:hover{box-shadow:var(--shadow);transform:translateY(-3px);border-color:var(--brand)}
.cert img{width:100%;aspect-ratio:3/4;object-fit:contain;object-position:center;background:#fff;padding:6px}
.cert span{display:block;padding:9px 2px 2px;font-size:12px;color:var(--tx-2);text-align:center}

/* ---------- 18. 关于我们 ---------- */
.about-split{display:grid;grid-template-columns:1.05fr 1fr;gap:clamp(28px,4.5vw,72px);align-items:center}
.about-split--intro{grid-template-columns:1.12fr .88fr;align-items:start}
.about-media{position:relative}
.about-media img{width:100%;aspect-ratio:4/3;object-fit:cover}
.about-media__cap{position:absolute;left:0;bottom:0;background:rgba(11,62,92,.86);color:#fff;font-size:12.5px;padding:8px 16px}

.mv{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--line)}
.mv__item{padding:clamp(22px,2.8vw,36px) clamp(22px,3.4vw,52px);border-left:1px solid var(--line-2)}
.mv__item:first-child{border-left:0;padding-left:0}
.mv__item:last-child{padding-right:0}
.mv__en{font-family:var(--mono);font-size:11px;letter-spacing:.22em;color:var(--brand);text-transform:uppercase}
.mv__item h4{font-size:clamp(18px,1.55vw,21px);font-weight:700;margin:10px 0 12px;letter-spacing:.02em}
.mv__item p{font-size:14.5px;line-height:1.95;color:var(--tx-2)}
.culture-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(16px,2vw,26px);align-items:stretch}
.culture{height:100%;background:#fff;border:1px solid var(--line-2);padding:28px;border-top:3px solid var(--brand)}
.culture h4{font-size:18px;font-weight:700;margin-bottom:10px}
.culture p{font-size:14px;line-height:1.9;color:var(--tx-2)}

.party{display:grid;grid-template-columns:1fr 1fr;gap:clamp(24px,4vw,56px);align-items:center}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:clamp(20px,3vw,40px)}
.mini-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(16px,2.4vw,32px);
  border-top:1px solid var(--line-2);padding-top:22px;margin-top:26px}
.mini-stats b{display:block;font-size:clamp(24px,2.4vw,32px);font-weight:700;color:var(--brand);letter-spacing:-.02em;line-height:1.1}
.mini-stats b em{font-style:normal;font-size:.45em;color:var(--tx-3);margin-left:3px;font-weight:500}
.mini-stats span{display:block;margin-top:6px;font-size:12.5px;color:var(--tx-3)}
.panel{background:#fff;border:1px solid var(--line-2);padding:clamp(20px,2.6vw,32px)}

/* ---------- 19. 联系 ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:clamp(28px,4vw,64px);align-items:start}
.info-list{border-top:1px solid var(--line-2)}
.info-row{display:grid;grid-template-columns:80px 1fr;gap:16px;padding:16px 0;border-bottom:1px solid var(--line-2);font-size:14.5px}
.info-row dt{font-size:12.5px;color:var(--tx-3)}
.form{display:grid;grid-template-columns:1fr 1fr;gap:18px 20px;background:#fff;border:1px solid var(--line-2);box-shadow:var(--shadow);padding:clamp(22px,3vw,36px)}
.field{display:flex;flex-direction:column;gap:7px}
.field--full{grid-column:1/-1}
.field label{font-size:12.5px;color:var(--tx-2)}
.field input,.field textarea,.field select{
  font:inherit;font-size:14.5px;color:var(--tx);background:var(--tint);
  border:1px solid transparent;border-radius:2px;padding:11px 13px;transition:border-color .25s,background .25s;
}
.field input:focus,.field textarea:focus,.field select:focus{outline:0;border-color:var(--brand);background:#fff}
.field textarea{resize:vertical;min-height:96px}

/* ---------- 20. 页脚 ---------- */
.foot{background:var(--deep);color:var(--tx-inv);padding:clamp(44px,5vw,72px) 0 24px}
.foot__top{display:grid;grid-template-columns:1.6fr .8fr .8fr 1.1fr;gap:clamp(22px,4vw,56px)}
.foot__brand img{width:44px;height:44px;margin-bottom:16px}
.foot__brand p{font-size:13.5px;line-height:1.9;color:var(--tx-inv-2);max-width:34ch}
.foot h5{font-size:12.5px;letter-spacing:.1em;color:rgba(255,255,255,.5);margin:0 0 14px;font-weight:500}
.foot__links li{margin-bottom:8px}
.foot__links a{font-size:14px;color:var(--tx-inv-2);transition:color .25s}
.foot__links a:hover{color:#fff}
.foot__c{font-size:13.5px;line-height:1.95;color:var(--tx-inv-2)}
.foot__c b{color:#fff;font-weight:500}
.foot__bot{
  margin-top:clamp(30px,4vw,48px);padding-top:18px;border-top:1px solid var(--line-inv);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:12px;color:rgba(255,255,255,.5);
}

/* ---------- 21. 图集 / 灯箱 ---------- */
.gallery{display:grid;grid-template-columns:repeat(12,1fr);gap:clamp(8px,1vw,14px)}
.g-item{overflow:hidden;background:var(--tint);cursor:zoom-in;position:relative}
.g-item img{width:100%;height:100%;object-fit:cover;transition:transform .8s var(--ease)}
.g-item:hover img{transform:scale(1.04)}
.g-item span{position:absolute;left:0;bottom:0;right:0;padding:10px 14px;font-size:12.5px;color:#fff;
  background:linear-gradient(180deg,rgba(0,0,0,0),rgba(8,40,58,.75));opacity:0;transition:opacity .3s}
.g-item:hover span{opacity:1}
.span-3{grid-column:span 3}.span-4{grid-column:span 4}.span-6{grid-column:span 6}.span-8{grid-column:span 8}.span-12{grid-column:span 12}
.h-sm{height:clamp(180px,20vw,250px)}
.h-md{height:clamp(220px,26vw,320px)}
.h-lg{height:clamp(260px,32vw,420px)}

.lb{position:fixed;inset:0;z-index:210;background:rgba(6,28,42,.94);display:grid;place-items:center;
  opacity:0;visibility:hidden;transition:opacity .3s,visibility .3s;padding:40px}
.lb.open{opacity:1;visibility:visible}
.lb img{max-width:100%;max-height:86vh;object-fit:contain}
.lb__x{position:absolute;top:22px;right:26px;color:rgba(255,255,255,.75);font-size:13px;letter-spacing:.1em}
.lb__cap{position:absolute;bottom:22px;left:0;right:0;text-align:center;font-size:12.5px;color:rgba(255,255,255,.7)}

/* ---------- 22. CTA ---------- */
.cta{background:linear-gradient(120deg,#0079B8 0%,#009BE2 52%,#3FB6EE 100%);color:#fff;text-align:center;padding:clamp(48px,6vw,84px) 0}
.cta h2{font-size:clamp(24px,3vw,36px);font-weight:700;letter-spacing:-.02em;margin-bottom:14px}
.cta p{color:rgba(255,255,255,.9);font-size:15px;margin-bottom:28px}
.cta__acts{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}

/* ---------- 23. 动效 ---------- */
.reveal{transition:opacity .8s var(--ease),transform .8s var(--ease)}
.js .reveal{opacity:0;transform:translateY(20px)}
.js .reveal.in{opacity:1;transform:none}
.reveal[data-d="1"]{transition-delay:.08s}
.reveal[data-d="2"]{transition-delay:.16s}
.reveal[data-d="3"]{transition-delay:.24s}
@media (prefers-reduced-motion:reduce){
  .js .reveal{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
}

/* ---------- 24. 响应式 ---------- */
@media (max-width:1100px){
  .cat-grid{grid-template-columns:repeat(2,1fr)}
  .app-grid{grid-template-columns:repeat(2,1fr)}
  .adv-grid{grid-template-columns:repeat(2,1fr)}
  .stats{grid-template-columns:repeat(2,1fr)}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .cert-grid{grid-template-columns:repeat(3,1fr)}
  .prod-block,.about-split,.about-split--intro,.contact-grid,.party{grid-template-columns:1fr}
  .prod-block--rev .prod-block__media{order:0}
}
@media (max-width:860px){
  :root{--nav-h:64px}
  .nav__links{display:none}
  .nav__tel{display:none}
  .nav__right .btn{display:none}
  .nav__burger{display:block}
  .hero__facts{display:grid;grid-template-columns:1fr 1fr;gap:16px 20px}
  .hero__fact b{font-size:22px}
  .hero__fact span{font-size:11.5px}
  .hero__acts{flex-direction:column;align-items:stretch}
  .hero__acts .btn{justify-content:center}
  .hero{height:auto;min-height:min(70vh,580px);padding:calc(var(--nav-h) + 28px) 0 34px;margin-top:0;align-items:flex-end}
  .hero__bg{position:absolute;inset:0}
  .hero__bg img{object-position:64% 50%}
  .hero__bg::after{background:linear-gradient(180deg,rgba(255,255,255,.28) 0%,rgba(255,255,255,.22) 22%,rgba(255,255,255,.72) 46%,rgba(255,255,255,.95) 68%,#fff 86%)}
  .hero__body{max-width:none;padding:0}
  .hero .btn--white{background:transparent;border-color:var(--brand);color:var(--brand-deep);box-shadow:none!important}
  .trustbar__grid{grid-template-columns:1fr 1fr}
  .trustbar__item:nth-child(2){border-right:0}
  .trustbar__item:nth-child(-n+2){border-bottom:1px solid var(--line-2)}
  .culture-grid{grid-template-columns:1fr}
  .mv{grid-template-columns:1fr}
  .mv__item{border-left:0;padding-left:0;padding-right:0;border-top:1px solid var(--line-2)}
  .mv__item:first-child{border-top:0}
  .form{grid-template-columns:1fr}
  .news-row{grid-template-columns:1fr;gap:6px;padding-left:0;padding-right:0}
  .foot__top{grid-template-columns:1fr 1fr}
}
@media (max-width:640px){
  .cat-grid,.app-grid,.adv-grid,.news-grid,.stats{grid-template-columns:1fr}
  .cert-grid{grid-template-columns:repeat(2,1fr)}
  .foot__top{grid-template-columns:1fr}
  .prod-block__cols{grid-template-columns:1fr}
  .two-col{grid-template-columns:1fr}
  .span-3,.span-4,.span-6,.span-8{grid-column:span 12}
  .h-sm,.h-md,.h-lg{height:auto;aspect-ratio:4/3}
}

/* ---------- 25. 打印 ---------- */
@media print{
  .nav,.menu,.lb,.cta{display:none!important}
  body{background:#fff;color:#000}
}


/* ---------- 26. 达诺式布局组件 ---------- */
.tiles{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.tile{position:relative;display:block;overflow:hidden;background:var(--tint);aspect-ratio:4/3}
.tile img{width:100%;height:100%;object-fit:cover;transition:transform .9s var(--ease)}
.tile:hover img{transform:scale(1.05)}
.tile__cap{position:absolute;left:0;right:0;bottom:0;padding:56px 20px 18px;color:#fff;
  background:linear-gradient(180deg,rgba(0,0,0,0) 0%,rgba(6,36,54,.72) 100%)}
.tile__cap b{display:block;font-size:17px;font-weight:600;letter-spacing:.02em}
.tile__cap span{display:block;font-size:12.5px;opacity:.8;margin-top:3px}

.band{position:relative;overflow:hidden;color:#fff;text-align:center;padding:clamp(64px,8vw,120px) 0}
.band__bg{position:absolute;inset:0;z-index:0}
.band__bg img{width:100%;height:100%;object-fit:cover}
.band__bg::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(4,26,40,.82),rgba(4,26,40,.74))}
.band .wrap{position:relative;z-index:1}
.band h2{font-size:clamp(24px,2.8vw,36px);font-weight:700;letter-spacing:.02em;margin-bottom:20px}
.band p{max-width:820px;margin:0 auto 28px;font-size:15px;line-height:2.1;color:rgba(255,255,255,.86)}
.band .btn--line-inv{padding:12px 34px}

.news-split{display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(24px,3.4vw,56px);align-items:start}
.news-feature{display:block}
.news-feature img{width:100%;aspect-ratio:16/9;object-fit:cover}
.news-feature h3{font-size:20px;font-weight:600;line-height:1.5;margin:18px 0 10px}
.news-feature p{font-size:14px;line-height:1.9;color:var(--tx-2)}
.news-side li{padding:16px 0;border-bottom:1px solid var(--line-2)}
.news-side li:first-child{padding-top:0}
.news-side .d{font-size:12px;color:var(--brand-deep);font-family:var(--mono);letter-spacing:.06em}
.news-side .t{font-size:14.5px;line-height:1.6;margin-top:6px;color:var(--tx)}
.news-side a:hover .t{color:var(--brand-deep)}

@media (max-width:1100px){
  .tiles{grid-template-columns:repeat(2,1fr)}
  .news-split{grid-template-columns:1fr}
}
@media (max-width:640px){
  .tiles,.tiles[style]{grid-template-columns:repeat(2,1fr)!important}
  .tile__cap{padding:34px 12px 12px}
  .tile__cap b{font-size:14.5px}
  .tile__cap span{font-size:11px}
}


/* ---------- 27. 价值观图片带 ---------- */
.values-band{position:relative;display:flex;align-items:center;overflow:hidden;color:#fff;
  min-height:clamp(340px,38vw,460px);padding:clamp(48px,6vw,80px) 0}
.values-band>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center 62%}
.values-band::after{content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(8,34,26,.82),rgba(8,34,26,.86))}
.values-band .wrap{position:relative;z-index:1;width:100%}
.values-band h3{text-align:center;font-size:clamp(16px,1.4vw,19px);font-weight:600;letter-spacing:.3em;text-shadow:0 1px 8px rgba(0,0,0,.3);
  margin-bottom:clamp(24px,3.2vw,42px);color:#fff;opacity:.92}
.values{display:grid;grid-template-columns:repeat(5,1fr)}
.values li{padding:0 clamp(8px,1.5vw,26px);border-left:1px solid rgba(255,255,255,.26);text-align:center}
.values li:first-child{border-left:0}
.values b{display:block;font-size:clamp(16px,1.35vw,19px);font-weight:600;letter-spacing:.12em;margin-bottom:clamp(12px,1.6vw,18px);text-shadow:0 1px 8px rgba(0,0,0,.3)}
.values span{display:block;font-size:13px;line-height:2.1;color:rgba(255,255,255,.92);letter-spacing:.04em;text-shadow:0 1px 6px rgba(0,0,0,.25)}
@media (max-width:860px){
  .values{grid-template-columns:repeat(2,1fr);gap:28px 0}
  .values li{border-left:0}
  .values li:nth-child(odd){border-right:1px solid rgba(255,255,255,.22)}
}
@media (max-width:520px){
  .values{grid-template-columns:1fr}
  .values li{border-right:0!important;padding-bottom:20px;border-bottom:1px solid rgba(255,255,255,.18)}
  .values li:last-child{border-bottom:0;padding-bottom:0}
}