/* ========================================================================
   DABAN — Press Brake Tooling  |  Premium blueprint industrial system
   Palette anchored to logo (navy→steel blue gear). Engineering vernacular.
   ======================================================================== */
:root{
  --navy:#0b2039;         /* deepest — logo dark */
  --navy2:#102a49;
  --navy3:#16375e;
  --blue:#1e5aa8;         /* logo mid steel-blue — primary */
  --blue-br:#2f7fd6;      /* interactive / links */
  --cyan:#4aa3e0;         /* highlight accent (sparingly) */
  --ink:#0c1a2a;
  --steel:#5b6b7d;        /* muted body on light */
  --mist:#eef3f9;         /* light section bg */
  --mist2:#f6f9fc;
  --line:#d9e2ec;
  --line-d:#1e3a5c;       /* hairline on navy */
  --white:#fff;
  --maxw:1240px;
  --disp:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue","PingFang SC","Microsoft YaHei",sans-serif;
  --body:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue","PingFang SC","Microsoft YaHei",sans-serif;
  --mono:ui-monospace,SFMono-Regular,"SF Mono",Menlo,Consolas,"Liberation Mono",monospace;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--body);color:var(--ink);background:var(--white);line-height:1.6;font-size:16px;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
a{color:inherit;text-decoration:none}
img,video{max-width:100%;display:block}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 28px}
h1,h2,h3,h4{font-family:var(--disp);font-weight:800;line-height:1.08;letter-spacing:-.02em;color:var(--ink)}
.mono{font-family:var(--mono)}
.eyebrow{font-family:var(--mono);font-size:12px;font-weight:500;letter-spacing:.28em;text-transform:uppercase;color:var(--blue-br)}
section{padding:96px 0}
.sec-head{max-width:720px;margin-bottom:52px}
.sec-head h2{font-size:clamp(28px,4vw,42px);margin:14px 0 14px}
.sec-head p{color:var(--steel);font-size:17px}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:9px;padding:14px 26px;border-radius:2px;font-family:var(--disp);font-weight:700;font-size:14px;letter-spacing:.02em;transition:.16s;cursor:pointer;border:1.5px solid transparent;text-transform:uppercase}
.btn-primary{background:var(--blue);color:#fff}
.btn-primary:hover{background:var(--blue-br)}
.btn-ghost{border-color:rgba(255,255,255,.32);color:#fff}
.btn-ghost:hover{border-color:#fff;background:rgba(255,255,255,.07)}
.btn-out{border-color:var(--blue);color:var(--blue)}
.btn-out:hover{background:var(--blue);color:#fff}
.arrow{font-family:var(--mono);font-weight:400}

/* ---- top utility bar ---- */
.util{background:var(--navy);color:#9db4cc;font-family:var(--mono);font-size:12px;border-bottom:1px solid var(--line-d)}
.util .wrap{display:flex;justify-content:space-between;align-items:center;height:38px}
.util a:hover{color:#fff}
.util .r{display:flex;gap:22px;align-items:center}
.util .lang{color:#fff;border:1px solid var(--line-d);padding:2px 9px;border-radius:2px}

/* ---- header ---- */
header.nav{position:sticky;top:0;z-index:60;background:rgba(11,32,57,.98);backdrop-filter:blur(8px);border-bottom:1px solid var(--line-d)}
.nav .wrap{display:flex;align-items:center;height:76px;gap:34px}
.logo{display:flex;align-items:center;gap:13px}
.logo img{height:46px;width:46px;object-fit:contain;background:#fff;padding:6px;border-radius:11px;box-shadow:0 2px 12px rgba(0,0,0,.2)}
.logo .lt{font-family:var(--disp);font-weight:900;font-size:21px;color:#fff;letter-spacing:.04em;line-height:1}
.logo .ls{display:block;font-family:var(--mono);font-size:9px;letter-spacing:.16em;color:#7f97b0;font-weight:400;text-transform:uppercase;margin-top:3px}
nav.main{display:flex;align-items:center;gap:30px;margin-left:auto;font-family:var(--disp);font-weight:600;font-size:14.5px;letter-spacing:.01em;text-transform:uppercase}
nav.main > a,nav.main .hasmega > a{display:inline-flex;align-items:center;color:#c8d6e6;padding:8px 0;position:relative;line-height:1}
.hasmega{display:inline-flex;align-items:center}
nav.main a{color:#c8d6e6;position:relative}
nav.main a:hover,nav.main a.on{color:#fff}
nav.main a:hover::after,nav.main a.on::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--blue-br)}
.nav .cta{margin-left:6px}
.burger{display:none;margin-left:auto;background:none;border:0;color:#fff;font-size:26px;cursor:pointer}

/* ---- hero (cinematic full-bleed, SpaceX-adapted) ---- */
.hero{position:relative;min-height:88vh;display:flex;align-items:center;color:#fff;overflow:hidden;
   background:linear-gradient(180deg,var(--navy) 0%,var(--navy2) 100%)}
.hero .bg{position:absolute;inset:0;z-index:0}
.hero .bg img{width:100%;height:100%;object-fit:cover;opacity:.5}
.hero .bg::after{content:"";position:absolute;inset:0;
   background:linear-gradient(90deg,rgba(8,24,43,.96) 0%,rgba(8,24,43,.82) 42%,rgba(8,24,43,.45) 100%),
   linear-gradient(0deg,var(--navy) 2%,transparent 40%)}
.hero::before{content:"";position:absolute;inset:0;z-index:1;
   background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
   background-size:58px 58px;mask-image:radial-gradient(circle at 78% 55%,#000,transparent 72%);pointer-events:none}
.hero .wrap{position:relative;z-index:2;width:100%;padding-top:70px;padding-bottom:60px}
.hero .inner{max-width:760px}
.hero h1{font-size:clamp(46px,8vw,104px);font-weight:900;margin:22px 0 24px;color:#fff;letter-spacing:-.03em;line-height:.96}
.hero h1 .hl{color:var(--cyan)}
.hero .lead{font-size:clamp(17px,1.5vw,21px);color:#c3d2e4;max-width:560px;margin-bottom:34px;line-height:1.6}
.hero .cta-row{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:40px}
.hero .scrollcue{position:absolute;bottom:26px;left:50%;transform:translateX(-50%);z-index:2;font-family:var(--mono);font-size:11px;letter-spacing:.2em;color:#7f97b0;text-transform:uppercase}
.spec-chips{display:flex;gap:10px;flex-wrap:wrap}
.chip{font-family:var(--mono);font-size:12.5px;color:#cfe0f2;border:1px solid var(--line-d);border-radius:2px;padding:8px 13px;background:rgba(255,255,255,.03)}
.chip b{color:var(--cyan);font-weight:600}
/* hero technical plate */
.plate{position:relative;border:1px solid var(--line-d);background:rgba(255,255,255,.02);padding:16px}
.plate .corner{position:absolute;width:14px;height:14px;border:2px solid var(--blue-br)}
.plate .c1{top:-1px;left:-1px;border-right:0;border-bottom:0}
.plate .c2{top:-1px;right:-1px;border-left:0;border-bottom:0}
.plate .c3{bottom:-1px;left:-1px;border-right:0;border-top:0}
.plate .c4{bottom:-1px;right:-1px;border-left:0;border-top:0}
.plate img{width:100%;aspect-ratio:4/3;object-fit:cover;background:#0d2136}
.plate .anno{position:absolute;font-family:var(--mono);font-size:11px;color:var(--cyan);letter-spacing:.04em;background:var(--navy);padding:2px 7px;border:1px solid var(--line-d)}
.plate .a1{top:28px;right:-14px}
.plate .a2{bottom:34px;left:-14px}
.plate .cap{font-family:var(--mono);font-size:11px;color:#7f97b0;margin-top:10px;display:flex;justify-content:space-between}

/* ---- compatibility marquee ---- */
.compat{background:var(--navy2);border-bottom:1px solid var(--line-d);padding:22px 0}
.compat .wrap{display:flex;align-items:center;gap:30px;flex-wrap:wrap;justify-content:center}
.compat .l{font-family:var(--mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:#7f97b0}
.compat .b{display:flex;gap:30px;flex-wrap:wrap;font-family:var(--disp);font-weight:700;color:#cdddef;font-size:17px;letter-spacing:.04em}

/* ---- products grid ---- */
.pgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.pcard{background:#fff;padding:34px 30px;transition:.16s;display:flex;flex-direction:column;min-height:230px;position:relative}
.pcard:hover{background:var(--mist2)}
.pcard .no{font-family:var(--mono);font-size:12px;color:var(--blue-br);letter-spacing:.1em}
.pcard h3{font-size:21px;margin:12px 0 10px}
.pcard p{color:var(--steel);font-size:14.5px;flex:1}
.pcard .spec{font-family:var(--mono);font-size:11.5px;color:var(--steel);border-top:1px solid var(--line);margin-top:16px;padding-top:12px;display:flex;justify-content:space-between}
.pcard .more{position:absolute;top:32px;right:30px;font-family:var(--mono);color:var(--blue-br);opacity:0;transition:.16s}
.pcard:hover .more{opacity:1}

/* ---- precision (dark) with measurement ribbon ---- */
.prec{background:var(--navy);color:#fff;position:relative;overflow:hidden}
.prec::before{content:"";position:absolute;inset:0;background-image:linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);background-size:52px 100%;pointer-events:none}
.prec .wrap{position:relative;z-index:2}
.prec .sec-head h2{color:#fff}.prec .sec-head p{color:#b8c8db}
.ribbon{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line-d);margin-top:8px}
.ribbon .m{padding:30px 26px;border-right:1px solid var(--line-d)}
.ribbon .m:last-child{border-right:0}
.ribbon .k{font-family:var(--mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:#7f97b0}
.ribbon .v{font-family:var(--disp);font-weight:800;font-size:34px;color:#fff;margin-top:10px;line-height:1}
.ribbon .v small{font-size:15px;color:var(--cyan);font-weight:600}
.ribbon .d{font-size:13px;color:#9db4cc;margin-top:6px}

/* ---- why / features ---- */
.feat{display:grid;grid-template-columns:repeat(3,1fr);gap:38px 44px}
.feat .i{border-top:2px solid var(--blue);padding-top:18px}
.feat .i .n{font-family:var(--mono);font-size:12px;color:var(--blue-br)}
.feat .i .ic{width:34px;height:34px;color:var(--blue)}
.feat .i .ic svg{width:100%;height:100%;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.feat .i h3{font-size:18px;margin:12px 0 8px}
.feat .i p{color:var(--steel);font-size:14.5px}

/* ---- film section ---- */
.filmsec{background:var(--navy);color:#fff}
.filmsec .sec-head h2{color:#fff}
.filmsec .sec-head p{color:#9db4cc}
.filmwrap{position:relative;border:1px solid var(--line-d);background:#000;width:100%;height:0;padding-top:56.25%;overflow:hidden}
.filmwrap .film{position:absolute;top:0;left:0;width:100%;height:100%;object-fit:cover;display:block}
.filmplay{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;background:rgba(11,32,57,.28);border:0;cursor:pointer;transition:.2s}
.filmplay:hover{background:rgba(11,32,57,.12)}
.filmplay svg{width:84px;height:84px;filter:drop-shadow(0 4px 18px rgba(0,0,0,.4))}
.filmplay svg circle{fill:rgba(255,255,255,.14);stroke:#fff;stroke-width:1.5}
.filmplay svg path{fill:#fff}
.filmplay.hide{display:none}
.filmsound{position:absolute;right:16px;bottom:54px;display:none;align-items:center;gap:8px;padding:9px 14px;border:0;border-radius:2px;background:rgba(11,32,57,.72);color:#fff;font-family:var(--disp);font-weight:700;font-size:12px;letter-spacing:.04em;cursor:pointer;backdrop-filter:blur(4px);transition:.15s}
.filmsound.show{display:inline-flex}
.filmsound:hover{background:var(--blue)}
.filmsound svg{width:18px;height:18px;fill:none;stroke:#fff;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.filmsound svg .spk{fill:#fff;stroke:#fff}
.filmsound svg .on{display:none}
.filmsound:not(.muted) svg .mute{display:none}
.filmsound:not(.muted) svg .on{display:block}

/* ---- industries ---- */
.ind{background:var(--mist)}
.chips2{display:flex;flex-wrap:wrap;gap:10px}
.chips2 span{background:#fff;border:1px solid var(--line);border-radius:2px;padding:12px 20px;font-weight:600;font-size:14.5px;color:var(--ink);font-family:var(--disp)}
.chips2 span:hover{border-color:var(--blue);color:var(--blue)}

/* ---- technical resources ---- */
.tech .cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.tcard{border:1px solid var(--line);border-radius:2px;padding:30px;transition:.16s;background:#fff}
.tcard:hover{border-color:var(--blue);box-shadow:0 16px 40px -22px rgba(11,32,57,.4)}
.tcard .ic{font-family:var(--mono);font-size:13px;color:var(--blue-br);letter-spacing:.1em}
.tcard h3{font-size:19px;margin:14px 0 8px}
.tcard p{color:var(--steel);font-size:14.5px}

/* ---- CTA band ---- */
.ctaband{background:var(--blue);color:#fff;text-align:center}
.ctaband h2{font-size:clamp(26px,3.6vw,38px);color:#fff;margin-bottom:12px}
.ctaband p{font-size:17px;color:#dbe9f7;margin-bottom:28px}

/* ---- footer ---- */
footer{background:var(--navy);color:#8ea6bf;font-size:14px;padding:70px 0 28px;border-top:3px solid var(--blue)}
footer .cols{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:40px}
footer h4{color:#fff;font-family:var(--disp);font-size:13px;text-transform:uppercase;letter-spacing:.1em;margin-bottom:16px}
footer a{display:block;padding:5px 0}footer a:hover{color:#fff}
footer .brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
footer .brand img{height:42px}
footer .brand .lt{font-family:var(--disp);font-weight:900;color:#fff;font-size:19px;letter-spacing:.04em}
footer .desc{color:#8ea6bf;font-size:14px;max-width:280px}
footer .mono{font-family:var(--mono);font-size:13px;color:#9db4cc}
.foot-bot{border-top:1px solid var(--line-d);margin-top:46px;padding-top:22px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-family:var(--mono);font-size:12px;color:#6b839c}

/* ---- inner page header ---- */
.phead{background:linear-gradient(115deg,var(--navy),var(--navy3));color:#fff;padding:66px 0 58px;position:relative;overflow:hidden}
.phead::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);background-size:52px 52px;mask-image:radial-gradient(circle at 80% 30%,#000,transparent 75%)}
.phead .wrap{position:relative;z-index:2}
.phead h1{font-size:clamp(30px,4.4vw,46px);color:#fff}
.phead .bc{font-family:var(--mono);font-size:12.5px;color:#9db4cc;margin-top:12px;letter-spacing:.04em}
.phead .bc a:hover{color:#fff}

/* ---- prose / content ---- */
.prose{font-size:16.5px;color:#33475b;line-height:1.8}
.prose h2{font-size:26px;margin:34px 0 14px}
.prose h3{font-size:20px;margin:26px 0 10px}
.prose p{margin-bottom:16px}
.prose ul{margin:0 0 18px 20px}.prose li{margin-bottom:8px}

/* ---- spec table ---- */
.spectable{width:100%;border-collapse:collapse;font-size:14.5px;margin:8px 0 24px}
.spectable th,.spectable td{text-align:left;padding:13px 16px;border:1px solid var(--line)}
.spectable th{background:var(--mist);font-family:var(--disp);font-weight:700;font-size:12.5px;text-transform:uppercase;letter-spacing:.05em;color:var(--navy)}
.spectable td{font-family:var(--mono);font-size:13px;color:#33475b}
.spectable tr:nth-child(even) td{background:var(--mist2)}

/* ---- product/category list cards ---- */
.listgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.lc{border:1px solid var(--line);border-radius:2px;overflow:hidden;background:#fff;transition:.16s;display:flex;flex-direction:column}
.lc:hover{border-color:var(--blue);box-shadow:0 18px 44px -24px rgba(11,32,57,.4)}
.lc .ph{aspect-ratio:4/3;background:var(--mist2);overflow:hidden;border-bottom:1px solid var(--line)}
.lc .ph img{width:100%;height:100%;object-fit:cover}
.lc .b{padding:20px 22px 22px}
.lc h3{font-size:17px;margin-bottom:6px}
.lc p{color:var(--steel);font-size:13.5px}
.lc .more{font-family:var(--mono);font-size:12px;color:var(--blue-br);margin-top:12px;display:inline-block}

/* ---- contact / form ---- */
.cwrap{display:grid;grid-template-columns:1fr 1.15fr;gap:52px;align-items:start}
.cinfo .row{border-top:1px solid var(--line);padding:18px 0}
.cinfo .row .k{font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--steel)}
.cinfo .row .v{font-size:16px;margin-top:5px;color:var(--ink)}
.cinfo .row .v a{color:var(--blue)}
.form{background:var(--mist2);border:1px solid var(--line);padding:34px}
.form .grid2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form input,.form textarea{width:100%;padding:13px 14px;border:1px solid var(--line);border-radius:2px;font-family:var(--body);font-size:14.5px;background:#fff;margin-top:14px}
.form input:focus,.form textarea:focus{outline:0;border-color:var(--blue)}
.form textarea{min-height:130px;resize:vertical}
.form .cc{display:flex;align-items:center;gap:12px;margin-top:14px}
.form .cc img{height:44px;border:1px solid var(--line);cursor:pointer}

/* ---- whatsapp float ---- */
.wa{position:fixed;right:22px;bottom:22px;z-index:80;background:#25d366;color:#fff;width:56px;height:56px;border-radius:50%;display:grid;place-items:center;box-shadow:0 10px 28px rgba(0,0,0,.28);font-size:26px}
.wa:hover{transform:scale(1.07)}

/* reduced motion */
@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}

/* ---- responsive ---- */
@media(max-width:960px){
  .hero .wrap,.pgrid,.ribbon,.feat,.tech .cards,.listgrid,.cwrap,footer .cols{grid-template-columns:1fr}
  .ribbon .m{border-right:0;border-bottom:1px solid var(--line-d)}
  nav.main{display:none}.burger{display:block}
  .pcard .more{opacity:1}
  section{padding:64px 0}
}

/* ===== mega menu + mobile ===== */
.hasmega{position:relative}
.hasmega > a .caret{font-size:10px;opacity:.7}
.mega{position:absolute;top:calc(100% + 18px);left:50%;transform:translateX(-50%) translateY(8px);
  min-width:640px;background:#fff;border:1px solid var(--line);box-shadow:0 30px 70px -30px rgba(11,32,57,.45);
  opacity:0;visibility:hidden;transition:.18s;z-index:70;border-radius:3px}
.hasmega:hover .mega{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.mega::before{content:"";position:absolute;top:-18px;left:0;right:0;height:18px}
.mega-in{display:grid;grid-template-columns:repeat(3,1fr);gap:8px 30px;padding:26px 30px}
.mega .mcol h4,.mega .mcol .mchead{display:block;font-family:var(--disp);font-weight:800;font-size:11.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--blue);margin-bottom:10px;padding-bottom:8px;border-bottom:1px solid var(--line)}
.mega .mcol .mchead{transition:.15s;cursor:pointer}
.mega .mcol .mchead .caret{opacity:0;transition:.15s;margin-left:4px;font-weight:700;font-size:11px}
.mega .mcol .mchead:hover,.mega .mcol .mchead:hover .caret{color:var(--blue-br);border-bottom-color:var(--blue-br);opacity:1}
.mega .mcol a{display:block;color:var(--ink);font-family:var(--body);font-weight:500;font-size:14.5px;text-transform:none;letter-spacing:0;padding:9px 12px;margin:0 -12px;border-radius:3px;transition:.13s;line-height:1.25}
.mega .mcol a:hover{background:var(--mist);color:var(--blue);font-weight:700}
.mega .mcol a:hover::after,.mega .mcol .mchead:hover::after{display:none}
.mega .mcol a.mchead:hover{background:transparent}
.mobilemenu{display:none;background:var(--navy2);border-bottom:1px solid var(--line-d)}
.mobilemenu.open{display:block}
.mobilemenu nav{display:flex;flex-direction:column;padding:10px 28px 20px}
.mobilemenu a{color:#c8d6e6;font-family:var(--disp);font-weight:600;font-size:15px;text-transform:uppercase;padding:13px 0;border-bottom:1px solid var(--line-d)}

/* ===== language toggle ===== */
.langtoggle{display:inline-flex;align-items:center;gap:7px;margin-left:4px}
.langtoggle a{color:#7f97b0;font-weight:600}
.langtoggle a.on{color:#fff}
.langtoggle a:hover{color:var(--cyan)}
.langtoggle i{color:#39434f;font-style:normal}
/* CJK font stack when zh active */
html[lang="zh-CN"] body{font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",var(--body)}
html[lang="zh-CN"] h1,html[lang="zh-CN"] h2,html[lang="zh-CN"] h3,html[lang="zh-CN"] h4{font-family:"PingFang SC","Microsoft YaHei",var(--disp);letter-spacing:0}

/* ===== technical SVG diagrams ===== */
.diagrid{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.dia{background:#fff;padding:30px 32px;display:grid;grid-template-columns:150px 1fr;gap:26px;align-items:center}
.dia:hover{background:var(--mist2)}
.dia.diacta{background:linear-gradient(180deg,var(--mist2),var(--mist));cursor:pointer}
.dia.diacta:hover{background:var(--mist)}
.dia.diacta h3{color:var(--blue)}
.dia.diacta .die{fill:#fff;stroke:var(--blue)}
.dia.diacta .sheet{stroke:var(--blue-br)}
.dia.diacta .punch{fill:var(--blue);stroke:var(--blue)}

/* ---- punch profile strip ---- */
.profstrip{display:grid;grid-template-columns:repeat(6,1fr);gap:10px;margin-bottom:26px}
.prof{border:1px solid var(--line);border-radius:3px;padding:14px 8px 10px;text-align:center;background:var(--mist2);transition:.15s}
.prof:hover{border-color:var(--blue);background:#fff}
.prof svg{width:54px;height:60px;margin:0 auto;display:block}
.prof .punch{fill:#dbe6f2;stroke:var(--navy);stroke-width:2;stroke-linejoin:round}
.prof:hover .punch{fill:#cfe0f2;stroke:var(--blue)}
.prof .cap{font-family:var(--mono);font-size:10.5px;color:var(--steel);margin-top:8px;letter-spacing:.02em;line-height:1.3}
@media(max-width:700px){.profstrip{grid-template-columns:repeat(3,1fr)}}

/* ---- product catalogue grids ---- */
.catsec{background:var(--mist2);border-top:1px solid var(--line)}
.catsub{margin-bottom:36px}
.catsub h3{font-size:16px;color:var(--navy);margin-bottom:16px;padding-bottom:8px;border-bottom:2px solid var(--blue);display:inline-block}
.catgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(148px,1fr));gap:12px}
.cattile{background:#fff;border:1px solid var(--line);border-radius:3px;padding:8px;display:flex;flex-direction:column;align-items:center;transition:.14s}
.cattile:hover{border-color:var(--blue);box-shadow:0 8px 20px -12px rgba(11,32,57,.45)}
.cattile img{width:100%;height:150px;object-fit:contain}
.cattile figcaption{font-family:var(--mono);font-size:12px;color:var(--blue);margin-top:8px;font-weight:600;letter-spacing:.02em}
.cattile.wide{grid-column:1/-1}
.cattile.wide img{height:auto;max-height:460px}
@media(max-width:600px){.catgrid{grid-template-columns:repeat(3,1fr);gap:8px}.cattile img{height:104px}.cattile figcaption{font-size:11px}}
/* ---- finished-product gallery ---- */
.gallgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:10px}
.gcell{display:block;border:1px solid var(--line);overflow:hidden;background:#fff;aspect-ratio:4/3}
.gcell img{width:100%;height:100%;object-fit:cover;transition:.3s}
.gcell:hover img{transform:scale(1.06)}
@media(max-width:600px){.gallgrid{grid-template-columns:repeat(2,1fr)}}
.cattile img,.gcell{cursor:zoom-in}
/* ---- catalogue quick-nav ---- */
.catnav{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}
.catnav-chip{font-family:var(--mono);font-size:12px;letter-spacing:.02em;color:var(--blue);background:#fff;border:1px solid var(--line);border-radius:2px;padding:7px 13px;cursor:pointer;transition:.14s}
.catnav-chip:hover{background:var(--blue);color:#fff;border-color:var(--blue)}
/* ---- lightbox ---- */
.lightbox{position:fixed;inset:0;z-index:200;display:none;align-items:center;justify-content:center;background:rgba(8,20,36,.9);backdrop-filter:blur(3px);padding:32px}
.lightbox.open{display:flex}
.lightbox img{max-width:92vw;max-height:88vh;object-fit:contain;background:#fff;border-radius:3px;box-shadow:0 30px 80px -20px rgba(0,0,0,.7)}
.lightbox .lbx{position:absolute;top:20px;right:26px;width:44px;height:44px;border:0;border-radius:50%;background:rgba(255,255,255,.14);color:#fff;font-size:26px;line-height:1;cursor:pointer;transition:.15s}
.lightbox .lbx:hover{background:var(--blue)}
.dia svg{width:150px;height:110px;display:block}
.dia .no{font-family:var(--mono);font-size:12px;color:var(--blue-br);letter-spacing:.1em}
.dia h3{font-size:19px;margin:8px 0 8px}
.dia p{color:var(--steel);font-size:14.5px;line-height:1.6}
.dia .bl,.diabox .bl{stroke:var(--navy);fill:none;stroke-width:2.4;stroke-linejoin:round;stroke-linecap:round}
.dia .die,.diabox .die{stroke:var(--steel);fill:#eef3f9;stroke-width:2}
.dia .punch,.diabox .punch{fill:#dbe6f2;stroke:var(--navy);stroke-width:2}
.dia .sheet,.diabox .sheet{stroke:var(--blue);fill:none;stroke-width:3.4;stroke-linejoin:round;stroke-linecap:round}
.dia .acc,.diabox .acc{stroke:var(--cyan);fill:none;stroke-width:1.4;stroke-dasharray:3 3}
.dia .lbl,.diabox .lbl{font-family:var(--mono);font-size:11px;fill:var(--blue-br)}
.dia .dim,.diabox .dim{stroke:var(--blue-br);stroke-width:1;fill:none}
.dia .grid,.diabox .grid{stroke:#e3ebf4;stroke-width:1}
@media(max-width:900px){.diagrid{grid-template-columns:1fr}.dia{grid-template-columns:110px 1fr;gap:16px;padding:22px}.dia svg{width:110px;height:82px}}
/* small inline diagram for product pages */
.diabox{border:1px solid var(--line);background:linear-gradient(180deg,#fff,var(--mist2));border-radius:3px;padding:24px;display:flex;gap:28px;align-items:center;flex-wrap:wrap}
.diabox svg{width:220px;height:150px}
.diabox .cap{flex:1;min-width:220px}
.diabox .cap h3{font-size:18px;margin-bottom:8px}
.diabox .cap p{color:var(--steel);font-size:14.5px}

/* ===== mobile header/util fixes ===== */
@media(max-width:600px){
  .util .wrap{height:auto;min-height:34px;padding:5px 0;flex-wrap:wrap;justify-content:flex-end;gap:6px}
  .util .wrap > div:first-child{display:none}          /* hide long tagline */
  .util .r{gap:14px;font-size:11px}
  .util .r a[href^="mailto"]{display:none}             /* hide email, keep WhatsApp+toggle */
  .nav .wrap{height:62px;gap:10px}
  .nav .cta{display:none}                               /* burger + WhatsApp float cover CTAs */
  .logo img{height:38px;width:38px;padding:5px;border-radius:9px}
  .logo .lt{font-size:17px}.logo .ls{font-size:8px}
  .burger{font-size:24px}
  .wrap{padding:0 18px}
  section{padding:52px 0}
  .sec-head{margin-bottom:32px}
  .hero{min-height:78vh}
  .hero h1{font-size:clamp(40px,13vw,60px)}
  .dia{grid-template-columns:1fr;gap:12px;text-align:left}
  .dia svg{width:120px;height:88px}
  .spectable{font-size:12px}.spectable th,.spectable td{padding:9px 8px}
  .cwrap{gap:28px}
}