/* ==========================================================================
   FEIDON · design system
   冷黑 + 电光蓝 + 银。和 WVP 的黄黑硬边刻意分开：这边用斜切、发丝蓝线、
   句首大写标题，整体更像汽车品牌的画册，而不是工业参数表。
   ========================================================================== */
:root{
  --ink:#0A0C11;
  --ink-2:#0E1218;
  --ink-3:#131822;
  --line:#1D2430;
  --line-2:#2A3444;
  --fg:#EDF1F6;
  --fg-2:#A7B2C0;
  --fg-3:#6B7889;
  --bl:#2F7BC8;
  --bl-2:#5FA3E0;
  --bl-3:#1A4E82;
  --silver:#C7CDD6;
  --r:2px;
  --pad:clamp(20px,4.2vw,72px);
  --max:1440px;
  --font:"Helvetica Neue",Helvetica,Inter,"PingFang SC","Hiragino Sans GB",Arial,sans-serif;
  --mono:ui-monospace,"SF Mono",Menlo,Consolas,monospace;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{background:var(--ink);color:var(--fg);font-family:var(--font);font-size:16px;line-height:1.6;
     -webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
::selection{background:var(--bl);color:#fff}

/* ---------- type ---------- */
h1,h2,h3{letter-spacing:-.03em;line-height:1.02}
.h1{font-size:clamp(34px,4.6vw,64px);font-weight:700;text-wrap:balance}
.h2{font-size:clamp(30px,4vw,58px);font-weight:700}
.h3{font-size:clamp(20px,2.2vw,30px);font-weight:600;line-height:1.15}
.lead{font-size:clamp(16px,1.45vw,19px);color:var(--fg-2);line-height:1.65;max-width:60ch}
.lead strong{color:var(--fg);font-weight:600}
.label{display:flex;align-items:center;gap:12px;font-family:var(--mono);font-size:11px;
       letter-spacing:.16em;text-transform:uppercase;color:var(--bl-2)}
.label::before{content:"";width:22px;height:1px;background:var(--bl)}
.mono{font-family:var(--mono);font-variant-numeric:tabular-nums}
.bl{color:var(--bl-2)}
.silver{color:var(--silver)}

/* ---------- shell ---------- */
.wrap{max-width:var(--max);margin:0 auto;padding-left:var(--pad);padding-right:var(--pad)}
section{position:relative}
.sec{padding-top:clamp(64px,8vw,124px);padding-bottom:clamp(64px,8vw,124px)}
.sec-sm{padding-top:clamp(40px,5vw,72px);padding-bottom:clamp(40px,5vw,72px)}
.rule{height:1px;background:var(--line);border:0}

/* ---------- header ---------- */
header{position:sticky;top:0;z-index:90;background:rgba(10,12,17,.86);
       backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;gap:clamp(16px,3vw,44px);height:78px}
.nav .brand{display:flex;align-items:center;gap:14px;flex:0 0 auto}
.nav .brand img{height:46px;width:auto}
.nav nav{display:flex;gap:clamp(14px,1.7vw,28px);margin-left:auto}
.nav nav a{font-size:13px;color:var(--fg-2);transition:color .18s;white-space:nowrap}
.nav nav a:hover,.nav nav a.on{color:var(--fg)}
.nav nav a.on{box-shadow:inset 0 -2px 0 var(--bl)}
.btn{display:inline-flex;align-items:center;gap:9px;background:var(--bl);color:#fff;font-weight:600;
     font-size:13px;padding:13px 22px;border-radius:var(--r);border:0;cursor:pointer;
     transition:background .16s,transform .16s;white-space:nowrap}
.btn:hover{background:#3B8BD8;transform:translateY(-1px)}
.btn.ghost{background:transparent;color:var(--fg);border:1px solid var(--line-2)}
.btn.ghost:hover{border-color:var(--bl);color:var(--bl-2);transform:none}
.btn.sm{padding:10px 16px;font-size:12px}
.wa{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;
    border:1px solid var(--line-2);border-radius:50%;color:var(--fg-2);transition:.16s}
.wa:hover{border-color:var(--bl);color:var(--bl-2)}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line);
      background:
        radial-gradient(1200px 720px at 88% 46%, rgba(47,123,200,.26), transparent 72%),
        radial-gradient(760px 460px at 100% 100%, rgba(26,78,130,.30), transparent 70%),
        radial-gradient(620px 420px at 4% 96%, rgba(26,78,130,.16), transparent 72%),
        var(--ink)}
.hero .grid{display:grid;grid-template-columns:minmax(0,1fr);align-items:center;
            gap:0;min-height:min(62vh,560px);
            padding-top:clamp(56px,7.5vw,108px);padding-bottom:clamp(56px,7.5vw,108px)}
.hero .copy{max-width:min(100%,880px)}
.hero h1{margin-top:24px;font-size:clamp(38px,5.6vw,82px)}
.hero h1 em{font-style:normal;color:var(--bl-2)}
.hero .lead{margin-top:26px;max-width:56ch}
.hero .acts{display:flex;gap:12px;margin-top:36px;flex-wrap:wrap}
.hero .roll{position:absolute;top:50%;right:-6%;width:clamp(320px,40vw,620px);
             aspect-ratio:1;transform:translateY(-50%);color:var(--bl-2);opacity:.5;
             pointer-events:none;
             -webkit-mask-image:radial-gradient(closest-side,#000 62%,transparent 100%),
                                linear-gradient(100deg,transparent 6%,#000 46%);
             -webkit-mask-composite:source-in;
             mask-image:radial-gradient(closest-side,#000 62%,transparent 100%),
                        linear-gradient(100deg,transparent 6%,#000 46%);
             mask-composite:intersect}
.hero .roll svg{width:100%;height:100%;opacity:.42}
.hero .stripe{position:absolute;top:-10%;right:-14%;width:58%;height:120%;
              background:linear-gradient(102deg,transparent 0%,rgba(47,123,200,.13) 34%,
                         rgba(47,123,200,.05) 62%,transparent 88%);
              transform:skewX(-12deg);pointer-events:none}

/* ---------- stat bar ---------- */
.stats{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));border-top:1px solid var(--line);
       background:var(--ink-2)}
.stats>div{padding:22px clamp(14px,2vw,26px);border-right:1px solid var(--line)}
.stats>div:last-child{border-right:0}
.stats b{display:block;font-size:clamp(22px,2.6vw,34px);font-weight:700;letter-spacing:-.03em}
.stats span{display:block;margin-top:4px;font-size:11px;letter-spacing:.12em;
            text-transform:uppercase;color:var(--fg-3)}

/* ---------- line cards ---------- */
.lines{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;margin-top:44px;
       border:1px solid var(--line);border-right:0;border-bottom:0}
.line{display:flex;flex-direction:column;padding:26px 24px 24px;background:var(--ink);
      border-right:1px solid var(--line);border-bottom:1px solid var(--line);
      transition:background .2s;position:relative}
.line:hover{background:var(--ink-3)}
.line::before{content:"";position:absolute;left:0;top:0;width:100%;height:2px;background:transparent;
              transition:background .2s}
.line:hover::before{background:var(--bl)}
.line .code{font-size:clamp(20px,2.1vw,27px);font-weight:700;letter-spacing:-.02em}
.line .claim{margin-top:6px;font-size:12px;letter-spacing:.1em;text-transform:uppercase;
             color:var(--bl-2)}
.line dl{margin-top:auto;padding-top:26px;display:grid;grid-template-columns:1fr 1fr;gap:14px 10px}
.line dt{font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--fg-3)}
.line dd{font-size:15px;font-weight:600;margin-top:3px}

/* ---------- commitments ---------- */
.commits{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0;margin-top:44px;
         border:1px solid var(--line);border-right:0;border-bottom:0}
.commit{padding:clamp(24px,3vw,38px);background:var(--ink);
        border-right:1px solid var(--line);border-bottom:1px solid var(--line)}
.commit .n{font-family:var(--mono);font-size:12px;color:var(--bl);letter-spacing:.14em}
.commit h3{margin-top:16px;font-size:clamp(18px,1.9vw,24px);font-weight:600}
.commit p{margin-top:12px;font-size:14.5px;color:var(--fg-2);line-height:1.65;max-width:52ch}

/* ---------- supplier strip ---------- */
.suppliers{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;margin-top:36px;
           border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.suppliers>div{padding:22px 18px;border-right:1px solid var(--line)}
.suppliers>div:last-child{border-right:0}
.suppliers b{display:block;font-size:16px;font-weight:600;letter-spacing:.01em}
.suppliers span{display:block;margin-top:4px;font-size:11.5px;color:var(--fg-3);
                letter-spacing:.06em}

/* ---------- family tiles ---------- */
.fams{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;margin-top:44px;
      border:1px solid var(--line);border-right:0;border-bottom:0}
.fam{display:block;position:relative;background:var(--ink);padding:0;
     border-right:1px solid var(--line);border-bottom:1px solid var(--line);overflow:hidden}
.fam .chip{display:block;height:150px;position:relative;overflow:hidden;
           padding:0;border:0;border-radius:0;background:none}
.fam .chip img{display:block;width:100%;height:100%;object-fit:cover;filter:saturate(1.08);
               transition:transform .55s cubic-bezier(.2,.7,.2,1)}
.fam:hover .chip img{transform:scale(1.08)}
.fam .meta{padding:14px 16px 16px;display:flex;align-items:baseline;justify-content:space-between;gap:10px}
.fam .meta b{font-size:15px;font-weight:600}
.fam .meta i{font-style:normal;font-family:var(--mono);font-size:11px;color:var(--fg-3)}

/* ---------- colour wall ---------- */
.cbar{position:sticky;top:78px;z-index:60;background:rgba(10,12,17,.94);
      backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
      border-bottom:1px solid var(--line)}
.cbar .in{display:flex;align-items:center;gap:10px;padding-top:14px;padding-bottom:14px;flex-wrap:wrap}
.chip{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;color:var(--fg-2);
      border:1px solid var(--line-2);padding:8px 14px;border-radius:99px;cursor:pointer;
      background:transparent;font-family:inherit;transition:.15s;white-space:nowrap}
.chip:hover{border-color:var(--bl);color:var(--fg)}
.chip.on{background:var(--bl);border-color:var(--bl);color:#fff}
.chip i{font-style:normal;font-family:var(--mono);font-size:10.5px;opacity:.7}
.search{margin-left:auto;position:relative}
.search input{background:var(--ink-3);border:1px solid var(--line-2);color:var(--fg);
              padding:9px 14px 9px 34px;border-radius:99px;font-size:13px;width:230px;
              font-family:inherit;outline:none;transition:border-color .15s}
.search input:focus{border-color:var(--bl)}
.search svg{position:absolute;left:12px;top:50%;transform:translateY(-50%);color:var(--fg-3)}

.wall{display:grid;grid-template-columns:repeat(8,minmax(0,1fr));gap:0;
      border-left:1px solid var(--line);border-top:1px solid var(--line)}
.sw{position:relative;border-right:1px solid var(--line);border-bottom:1px solid var(--line);
    cursor:pointer;background:var(--ink)}
.sw .ph{position:relative;aspect-ratio:1/1;overflow:hidden;background:#141a22}
.sw .ph img{width:100%;height:100%;object-fit:cover;transition:transform .5s cubic-bezier(.2,.7,.2,1)}
.sw:hover .ph img{transform:scale(1.07)}
.sw .txt{padding:9px 10px 11px}
.sw .txt b{display:block;font-size:11.5px;font-weight:600;line-height:1.3;
           white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.sw .txt i{display:block;margin-top:3px;font-style:normal;font-family:var(--mono);
           font-size:9.5px;color:var(--fg-3)}

/* ---------- modal ---------- */
.modal{position:fixed;inset:0;z-index:200;display:none;align-items:center;justify-content:center;
       padding:24px;background:rgba(5,7,10,.86);backdrop-filter:blur(6px)}
.modal.on{display:flex}
.modal .card{display:grid;grid-template-columns:1fr 1fr;max-width:880px;width:100%;
             background:var(--ink-2);border:1px solid var(--line-2);overflow:hidden}
.modal .pic{background:#141a22}
.modal .pic img{width:100%;height:100%;object-fit:cover}
.modal .info{padding:clamp(24px,3vw,40px);position:relative}
.modal .info h3{font-size:clamp(22px,2.6vw,32px)}
.modal .info .code{margin-top:10px;font-family:var(--mono);font-size:12px;color:var(--bl-2);
                   letter-spacing:.1em}
.modal dl{margin-top:26px;display:grid;grid-template-columns:auto 1fr;gap:10px 20px;font-size:13.5px}
.modal dt{color:var(--fg-3);font-size:11px;letter-spacing:.1em;text-transform:uppercase;padding-top:3px}
.modal .x{position:absolute;top:12px;right:12px;width:34px;height:34px;border:0;background:transparent;
          color:var(--fg-2);cursor:pointer;font-size:22px;line-height:1}
.modal .x:hover{color:#fff}

/* ---------- split ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,4vw,64px);align-items:center}
.lines.lines-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.split.top{align-items:start}
.split .pic{position:relative;overflow:hidden;border:1px solid var(--line)}
.split .pic img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3}
.ticks{list-style:none;margin-top:26px;display:grid;gap:12px}
.ticks li{position:relative;padding-left:26px;font-size:14.5px;color:var(--fg-2);line-height:1.55}
.ticks li::before{content:"";position:absolute;left:0;top:7px;width:12px;height:1px;background:var(--bl)}

/* ---------- timeline ---------- */
.tl{margin-top:48px;border-top:1px solid var(--line)}
.tl .row{display:grid;grid-template-columns:110px 1fr;gap:clamp(16px,3vw,44px);
         padding:22px 0;border-bottom:1px solid var(--line);align-items:baseline}
.tl .yr{font-family:var(--mono);font-size:clamp(18px,2vw,24px);color:var(--bl-2);font-weight:600}
.tl .tx{font-size:14.5px;color:var(--fg-2);line-height:1.6;max-width:64ch}

/* ---------- cert ---------- */
.cert{display:grid;grid-template-columns:1.1fr .9fr;gap:1px;background:var(--line);
      border:1px solid var(--line)}
.cert>div{background:var(--ink-2);padding:clamp(24px,3.2vw,40px)}
.badge{display:inline-flex;align-items:center;gap:9px;border:1px solid var(--bl);color:var(--bl-2);
       font-family:var(--mono);font-size:11px;letter-spacing:.12em;padding:7px 12px;border-radius:99px}
.cert h3{margin-top:20px;font-size:clamp(20px,2.4vw,28px);font-weight:600}
.cert .num{font-family:var(--mono);font-size:clamp(28px,3.6vw,44px);color:var(--bl-2);
           margin-top:16px;letter-spacing:-.01em}
.cert dl{display:grid;grid-template-columns:auto 1fr;gap:10px 18px;margin-top:22px;font-size:13px}
.cert dt{color:var(--fg-3);font-size:10.5px;letter-spacing:.1em;text-transform:uppercase;padding-top:3px}
.cert .iso{display:grid;gap:1px;background:var(--line)}
.cert .iso>div{background:var(--ink);padding:16px 18px;font-size:13.5px;display:flex;
               justify-content:space-between;gap:12px;align-items:center}
.cert .iso em{color:var(--fg-3);font-size:10.5px;letter-spacing:.1em;text-transform:uppercase;
              font-style:normal;white-space:nowrap}
.note{border-left:2px solid var(--bl);padding:12px 0 12px 16px;color:var(--fg-2);
      font-size:13px;line-height:1.65}

/* ---------- topcare ---------- */
.care{display:grid;grid-template-columns:.9fr 1.1fr;gap:clamp(28px,4vw,64px);align-items:center;
      border:1px solid var(--line);background:
        linear-gradient(120deg,rgba(47,123,200,.12),transparent 55%),var(--ink-2);
      padding:clamp(28px,4vw,56px)}
.care .mark{font-family:var(--mono);font-size:clamp(34px,5vw,62px);font-weight:700;
            letter-spacing:-.03em;line-height:1}
.care .mark span{color:var(--bl-2)}

/* ---------- installer ---------- */
.inst{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0;margin-top:44px;
      border:1px solid var(--line);border-right:0;border-bottom:0}
.inst>div{padding:clamp(22px,2.6vw,32px);background:var(--ink);
          border-right:1px solid var(--line);border-bottom:1px solid var(--line)}
.inst b{font-size:15.5px;font-weight:600;display:flex;align-items:center;gap:10px}
.inst b::before{content:"";width:6px;height:6px;background:var(--bl);flex:0 0 auto}
.inst p{margin-top:10px;font-size:13.5px;color:var(--fg-2);line-height:1.6}

/* ---------- gallery ---------- */
.gal{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:0;
     border:1px solid var(--line);border-right:0;border-bottom:0}
.gal figure{grid-column:span 2;margin:0;background:var(--ink);overflow:hidden;border-right:1px solid var(--line);
            border-bottom:1px solid var(--line)}
.gal img{display:block;width:100%;height:clamp(200px,23vw,330px);object-fit:cover;
         transition:transform .5s}
.gal figure:hover img{transform:scale(1.05)}
.gal figure:nth-child(4),.gal figure:nth-child(5){grid-column:span 3}
.gal figcaption{padding:12px 14px;font-size:12px;color:var(--fg-2)}

/* ---------- line detail ---------- */
.lhero{border-bottom:1px solid var(--line);background:
        radial-gradient(700px 420px at 82% 30%, rgba(47,123,200,.22), transparent 70%),var(--ink-2)}
.lhero .grid{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(24px,4vw,60px);
             align-items:center;padding-top:clamp(48px,6vw,84px);padding-bottom:clamp(48px,6vw,84px)}
.lhero .code{font-family:var(--mono);font-size:clamp(40px,7vw,86px);font-weight:700;
             letter-spacing:-.04em;line-height:1}
.lhero .pic{border:1px solid var(--line);overflow:hidden}
.lhero .pic img{width:100%;aspect-ratio:4/3;object-fit:cover}
.specs{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;margin-top:36px;
       border:1px solid var(--line);border-right:0;border-bottom:0}
.specs>div{padding:20px 22px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);
           background:var(--ink)}
.specs dt{font-size:10px;letter-spacing:.13em;text-transform:uppercase;color:var(--fg-3)}
.specs dd{margin-top:7px;font-size:clamp(16px,1.8vw,22px);font-weight:600;letter-spacing:-.02em}

/* ---------- crumb ---------- */
.crumb{display:flex;gap:8px;align-items:center;font-size:12px;color:var(--fg-3);
       padding-top:22px;flex-wrap:wrap}
.crumb a:hover{color:var(--fg)}
.crumb i{font-style:normal;color:var(--line-2)}
.pagehead{padding-top:clamp(28px,4vw,48px);padding-bottom:clamp(28px,4vw,44px)}
.pagehead h1{margin-top:16px}
.pagehead .lead{margin-top:18px}

/* ---------- cta band ---------- */
.band{background:linear-gradient(120deg,var(--bl-3),var(--bl) 55%,#3B8BD8);color:#fff;
      position:relative;overflow:hidden}
.band::after{content:"";position:absolute;top:-40%;right:-6%;width:44%;height:180%;
             background:rgba(255,255,255,.07);transform:skewX(-14deg)}
.band .in{display:flex;align-items:center;justify-content:space-between;gap:32px;
          padding-top:clamp(36px,4.4vw,60px);padding-bottom:clamp(36px,4.4vw,60px);flex-wrap:wrap;
          position:relative;z-index:1}
.band h2{font-size:clamp(24px,3.2vw,42px);font-weight:700;letter-spacing:-.03em;max-width:20ch}
.band p{margin-top:10px;font-size:14px;color:rgba(255,255,255,.85);max-width:44ch}
.band .btn{background:#fff;color:var(--bl-3)}
.band .btn:hover{background:#EDF1F6}

/* ---------- footer ---------- */
footer{border-top:1px solid var(--line);background:var(--ink-2);
       padding-top:clamp(44px,5vw,72px);padding-bottom:28px}
.fgrid{display:grid;grid-template-columns:1.4fr .8fr .8fr .9fr;gap:clamp(24px,3vw,48px)}
.fgrid .brand img{height:34px;width:auto}
.fgrid .brand p{margin-top:16px;font-size:13px;color:var(--fg-3);line-height:1.65;max-width:30ch}
.fgrid h4{font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--fg-3);
          margin-bottom:14px}
.fgrid ul{list-style:none;display:grid;gap:9px;font-size:13.5px;color:var(--fg-2)}
.fgrid ul a:hover{color:var(--bl-2)}
.fbot{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;
      margin-top:clamp(32px,4vw,52px);padding-top:22px;border-top:1px solid var(--line);
      font-size:12px;color:var(--fg-3)}
.fbot .tag{letter-spacing:.14em;text-transform:uppercase;color:var(--bl-2)}

/* ---------- burger (mobile) ---------- */
.burger{display:none;margin-left:auto;background:transparent;border:0;color:var(--fg);
        cursor:pointer;padding:8px}

/* ==========================================================================
   responsive
   ========================================================================== */
@media(max-width:1080px){
  .hero .grid{grid-template-columns:1fr;min-height:0}
  .hero .roll{width:300px;right:-16%;opacity:.34}
  .stats{grid-template-columns:repeat(3,minmax(0,1fr))}
  .stats>div:nth-child(3){border-right:0}
  .lines{grid-template-columns:repeat(2,minmax(0,1fr))}
  .fams{grid-template-columns:repeat(3,minmax(0,1fr))}
  .wall{grid-template-columns:repeat(6,minmax(0,1fr))}
  .inst{grid-template-columns:repeat(2,minmax(0,1fr))}
  .specs{grid-template-columns:repeat(2,minmax(0,1fr))}
  .fgrid{grid-template-columns:1fr 1fr}
  .split,.care,.lhero .grid{grid-template-columns:1fr}
}
@media(max-width:760px){
  .nav{position:relative}
  .nav nav{display:none}
  .nav nav.open{display:flex;flex-direction:column;gap:0;margin-left:0;
    position:absolute;top:100%;left:0;right:0;z-index:120;
    background:var(--ink-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line);
    padding:6px var(--pad) 12px;box-shadow:0 24px 40px rgba(0,0,0,.5)}
  .nav nav.open a{padding:14px 0;font-size:15px;border-bottom:1px solid var(--line)}
  .nav nav.open a:last-child{border-bottom:0}
  .nav nav.open a.on{box-shadow:none;color:var(--bl-2)}
  .nav .nav-cta{display:none}
  .nav .brand{flex:0 0 auto}
  .nav .wa{margin-left:auto!important}
  .nav .burger{margin-left:14px}
  .burger{display:block}
  .stats>div:last-child{grid-column:1/-1;border-right:0}
  .stats{grid-template-columns:1fr 1fr}
  .stats>div:nth-child(2n){border-right:0}
  .lines{grid-template-columns:1fr}
  .commits{grid-template-columns:1fr}
  .fams{grid-template-columns:repeat(2,minmax(0,1fr))}
  .wall{grid-template-columns:repeat(3,minmax(0,1fr))}
  .inst{grid-template-columns:1fr}
  .suppliers{grid-template-columns:1fr 1fr}
  .suppliers>div:nth-child(2n){border-right:0}
  .cert{grid-template-columns:1fr}
  .gal{grid-template-columns:1fr}
  .modal .card{grid-template-columns:1fr}
  .modal .pic{max-height:40vh}
  .tl .row{grid-template-columns:74px 1fr}
  .search{margin-left:0;width:100%}
  .search input{width:100%}
  .fgrid{grid-template-columns:1fr}
}