/* ==========================================================================
   Genhong Steel Structure — site stylesheet
   Draft v1
   ========================================================================== */

:root{
  --ink:#13356f;
  --ink-2:#173c7c;
  --ink-3:#26476f;
  --body:#4b5a6d;
  --muted:#7d8b9a;
  --line:#e2e8f0;
  --line-2:#d0dae6;
  --bg:#ffffff;
  --bg-alt:#f5f7fb;
  --bg-soft:#edf1f8;

  --accent:#db261d;
  --accent-d:#b01a13;
  --accent-on-dark:#ff7c6b;
  --accent-soft:#fceceb;
  --steel:#25558a;
  --ok:#1f7a4d;
  --err:#c0392b;

  --f-display:'Barlow Condensed','Oswald','Segoe UI',system-ui,sans-serif;
  --f-body:'Inter','Segoe UI','PingFang SC','Microsoft YaHei',system-ui,sans-serif;

  --r-sm:6px; --r-md:10px; --r-lg:16px; --r-xl:22px;
  --sh-1:0 1px 2px rgba(19,53,111,.06),0 2px 8px rgba(19,53,111,.05);
  --sh-2:0 4px 14px rgba(19,53,111,.09),0 18px 40px rgba(19,53,111,.07);
  --sh-3:0 20px 60px rgba(19,53,111,.18);
  --wrap:1220px;
  --hd:74px;
}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--body);
  font-family:var(--f-body);font-size:16px;line-height:1.72;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img,video,svg{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{margin:0;color:var(--ink);line-height:1.14;font-weight:700;letter-spacing:-.01em}
h1,h2{font-family:var(--f-display);font-weight:600;letter-spacing:.005em;text-transform:none}
h1{font-size:clamp(2.3rem,5.2vw,4rem);line-height:1.06}
h2{font-size:clamp(1.85rem,3.5vw,2.85rem);line-height:1.1}
h3{font-size:1.12rem}
p{margin:0 0 1em}
ul,ol{margin:0;padding:0;list-style:none}
button{font:inherit;cursor:pointer}
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 26px}
.muted{color:var(--muted)}
.accent{color:var(--accent)}
.skip{position:absolute;left:-9999px}
.skip:focus{left:12px;top:12px;background:#fff;padding:10px 16px;border-radius:8px;z-index:999}

/* placeholder markers ------------------------------------------------ */
.tbd > b,.tbd > span,.tbd, i[data-tbd], span[data-tbd]{
  border-bottom:1px dashed var(--accent);
  font-style:normal;
}
.stats .tbd > b{border-bottom:2px dashed rgba(219,38,29,.55)}

/* ============================ top bar ================================ */
.topbar{background:var(--ink);color:#c3cfd8;font-size:12.8px;position:relative;z-index:60}
.topbar-in{display:flex;justify-content:space-between;align-items:center;gap:16px;min-height:40px;flex-wrap:wrap}
.topbar-left,.topbar-right{display:flex;align-items:center;gap:20px;flex-wrap:wrap}
.ti{display:inline-flex;align-items:center;gap:7px}
.ti svg{width:15px;height:15px;color:var(--accent-on-dark);flex:none}
.ti.muted{color:#8e9daa}
.topbar a:hover{color:#fff}

/* ============================ header ================================= */
.hdr{position:sticky;top:0;z-index:70;background:rgba(255,255,255,.94);
  backdrop-filter:saturate(180%) blur(12px);border-bottom:1px solid var(--line);
  transition:box-shadow .25s, background .25s}
.hdr.scrolled{box-shadow:0 2px 18px rgba(19,53,111,.12)}
.hdr-in{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:var(--hd)}

.brand{display:flex;align-items:center;gap:11px;flex:none}
.brand-mark{width:42px;height:40px;flex:none;display:block;color:var(--ink)}
.brand-mark svg{width:100%;height:100%;display:block}
.brand-mark-ftr{color:#fff;width:40px;height:38px}
.brand-txt{display:flex;flex-direction:column;line-height:1}
.brand-txt strong{font-family:var(--f-display);font-size:1.42rem;font-weight:700;color:var(--ink);letter-spacing:.045em}
.brand-txt em{font-size:.6rem;font-style:normal;letter-spacing:.19em;color:var(--accent);font-weight:600;margin-top:2px}

.nav{display:flex;align-items:center;gap:2px;flex-wrap:wrap}
.nav > a{font-size:14.2px;font-weight:500;color:var(--ink-3);padding:9px 12px;border-radius:var(--r-sm);position:relative;white-space:nowrap}
.nav > a:hover{color:var(--accent-d);background:var(--bg-alt)}
.nav > a.on{color:var(--ink);font-weight:600}
.nav > a.on::after{content:"";position:absolute;left:12px;right:12px;bottom:3px;height:2px;background:var(--accent);border-radius:2px}
.nav-cta{margin-left:10px}
.nav .nav-cta::after{display:none}

.burger{display:none;width:44px;height:44px;border:1px solid var(--line-2);background:#fff;border-radius:var(--r-sm);
  padding:0;position:relative;flex:none}
.burger span{display:block;width:19px;height:2px;background:var(--ink);margin:4px auto;border-radius:2px;transition:.25s}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* ============================ buttons ================================ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;
  border:1px solid transparent;border-radius:var(--r-sm);padding:11px 20px;
  font-size:14.4px;font-weight:600;letter-spacing:.01em;transition:.2s;white-space:nowrap}
.btn .arw{transition:transform .2s;display:inline-block}
.btn:hover .arw{transform:translateX(3px)}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-d);color:#fff}
.btn-ghost{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.4)}
.btn-ghost:hover{background:rgba(255,255,255,.2);border-color:#fff}
.btn-outline{background:transparent;color:var(--ink);border-color:var(--line-2)}
.btn-outline:hover{border-color:var(--accent);color:var(--accent-d);background:var(--accent-soft)}
.btn-lg{padding:15px 28px;font-size:15.4px}
.btn-sm{padding:9px 16px;font-size:13.6px}

/* ============================ hero =================================== */
.hero{position:relative;min-height:clamp(600px,86vh,880px);display:flex;align-items:center;
  overflow:hidden;background:var(--ink);isolation:isolate}
.hero-media{position:absolute;inset:0;z-index:0}
.hero-video{width:100%;height:100%;object-fit:cover}
.hero-scrim{position:absolute;inset:0;
  background:
    linear-gradient(95deg,rgba(11,30,62,.94) 0%,rgba(11,30,62,.82) 38%,rgba(11,30,62,.44) 66%,rgba(11,30,62,.56) 100%),
    linear-gradient(0deg,rgba(11,30,62,.74) 0%,rgba(11,30,62,0) 42%)}
.hero-in{position:relative;z-index:2;padding:96px 26px 84px;max-width:var(--wrap)}
.hero .eyebrow{color:var(--accent-on-dark)}
.hero h1{color:#fff;max-width:15em}
.hero h1 .accent{display:inline;color:var(--accent-on-dark)}
.lede{color:#cdd8e0;font-size:clamp(1rem,1.35vw,1.12rem);max-width:56ch;margin:22px 0 0;line-height:1.78}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin:34px 0 0}
.play-ico{width:19px;height:19px;flex:none}

.hero-trust{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;
  margin:56px 0 0;background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.16);
  border-radius:var(--r-md);overflow:hidden;max-width:900px;backdrop-filter:blur(6px)}
.hero-trust li{background:rgba(11,30,62,.55);padding:18px 22px}
.hero-trust b{display:block;font-family:var(--f-display);font-size:1.62rem;color:#fff;font-weight:700;letter-spacing:.02em;line-height:1.15}
.hero-trust span{font-size:12.6px;color:#a9b8c4;letter-spacing:.02em}

.video-toggle{position:absolute;right:26px;bottom:26px;z-index:3;width:42px;height:42px;border-radius:50%;
  border:1px solid rgba(255,255,255,.4);background:rgba(11,30,62,.52);color:#fff;
  display:flex;align-items:center;justify-content:center;backdrop-filter:blur(6px);transition:.2s}
.video-toggle svg{width:19px;height:19px}
.video-toggle:hover{background:rgba(11,30,62,.82)}

/* ============================ trust strip ============================ */
.strip{background:var(--ink-2);color:#93a3b0;padding:22px 0;border-bottom:1px solid rgba(255,255,255,.07)}
.strip .wrap{display:flex;align-items:center;gap:34px;flex-wrap:wrap}
.strip-label{font-size:12.4px;letter-spacing:.14em;text-transform:uppercase;color:#7f8f9c;margin:0;flex:none;font-weight:600}
.strip-list{display:flex;gap:12px;flex-wrap:wrap;align-items:center}
.strip-list li{font-size:14px;color:#d5dee5;font-weight:500;letter-spacing:.05em;
  border:1px solid rgba(255,255,255,.15);border-radius:999px;padding:5px 16px;background:rgba(255,255,255,.04)}
.strip-list li.tbd{border-color:rgba(255,124,107,.55);color:#ffb3a8;font-size:12.6px}

/* ============================ sections =============================== */
.sec{padding:clamp(64px,8vw,116px) 0}
.sec-alt{background:var(--bg-alt)}
.sec-dark{background:var(--ink);color:#b8c5cf}
.sec-dark h2{color:#fff}
.sec-dark .sec-lede{color:#9dabb8}

.sec-hd{max-width:760px;margin:0 0 clamp(34px,4vw,54px)}
.sec-hd.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{font-size:12.4px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;
  color:var(--accent-d);margin:0 0 14px;display:flex;align-items:center;gap:10px}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--accent);flex:none}
.sec-dark .eyebrow,.hero .eyebrow{color:var(--accent-on-dark)}
.sec-lede{font-size:1.03rem;margin:16px 0 0;line-height:1.78}
.sec-foot{margin-top:44px;display:flex;justify-content:center}

/* ============================ cards ================================== */
.cards{display:grid;gap:22px}
.cards-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.cards-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.cards-6{grid-template-columns:repeat(3,minmax(0,1fr))}

.cap{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;
  transition:transform .25s,box-shadow .25s,border-color .25s}
.cap:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:var(--line-2)}
.cap-img{aspect-ratio:16/10;overflow:hidden;background:var(--bg-soft)}
.cap-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.cap:hover .cap-img img{transform:scale(1.05)}
.cap-body{padding:20px 22px 24px}
.cap-body h3{font-family:var(--f-display);font-size:1.32rem;font-weight:600;margin-bottom:8px;letter-spacing:.01em}
.cap-body p{font-size:14.3px;margin:0;line-height:1.7}

.prod{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-lg);overflow:hidden;transition:transform .25s,box-shadow .25s,border-color .25s}
.prod:hover{transform:translateY(-5px);box-shadow:var(--sh-2);border-color:var(--accent)}
.prod-img{aspect-ratio:16/11;overflow:hidden;background:var(--bg-soft)}
.prod-img img{width:100%;height:100%;object-fit:cover;transition:transform .55s}
.prod:hover .prod-img img{transform:scale(1.06)}
.prod-body{padding:22px 24px 26px;display:flex;flex-direction:column;flex:1}
.prod-body h3{font-family:var(--f-display);font-size:1.36rem;font-weight:600;margin-bottom:9px}
.prod-body p{font-size:14.3px;margin:0 0 18px;flex:1;line-height:1.7}
.more{font-size:13.6px;font-weight:600;color:var(--accent-d);display:inline-flex;align-items:center;gap:7px}
.more .arw{transition:transform .2s}
.prod:hover .more .arw{transform:translateX(4px)}

.feat{padding:28px 26px 30px;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  transition:border-color .25s,box-shadow .25s}
.feat:hover{border-color:var(--line-2);box-shadow:var(--sh-1)}
.feat .ico{width:48px;height:48px;border-radius:var(--r-md);background:var(--accent-soft);
  display:flex;align-items:center;justify-content:center;margin-bottom:18px}
.feat .ico svg{width:24px;height:24px;color:var(--accent-d)}
.feat h3{font-family:var(--f-display);font-size:1.28rem;font-weight:600;margin-bottom:9px}
.feat p{font-size:14.2px;margin:0;line-height:1.72}

/* ============================ split / factory ======================== */
.split{display:grid;grid-template-columns:1fr 1.02fr;gap:clamp(34px,5vw,72px);align-items:center}
.split-txt h2{margin-bottom:20px}
.split-txt p{font-size:15.6px}
.ticks{margin:22px 0 30px;display:grid;gap:11px}
.ticks li{position:relative;padding-left:30px;font-size:14.6px;color:var(--ink-3)}
.ticks li::before{content:"";position:absolute;left:0;top:.52em;width:15px;height:9px;
  border-left:2px solid var(--accent);border-bottom:2px solid var(--accent);
  transform:rotate(-45deg) scale(.9);border-radius:1px}

.split-media{display:grid;grid-template-columns:1fr 1fr;grid-template-rows:auto auto;gap:14px}
.split-media img{width:100%;height:100%;object-fit:cover;border-radius:var(--r-md);box-shadow:var(--sh-1)}
.sm-a{grid-column:1 / -1;aspect-ratio:2/1}
.sm-b{aspect-ratio:4/3}
.sm-c{aspect-ratio:4/3}

.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;margin-top:clamp(46px,6vw,72px);
  background:var(--line);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden}
.stats li{background:#fff;padding:28px 24px}
.stats b{display:block;font-family:var(--f-display);font-size:clamp(2.1rem,3.4vw,2.8rem);
  font-weight:700;color:var(--ink);line-height:1.1;letter-spacing:.01em;margin-bottom:6px}
.stats .tbd > b{color:var(--accent-d)}
.stats span{font-size:13.4px;color:var(--muted);line-height:1.55;display:block}

/* ============================ projects =============================== */
.projs{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.proj{position:relative;display:block;border-radius:var(--r-lg);overflow:hidden;
  background:var(--ink-3);min-height:272px}
.proj-lg{grid-column:1 / -1;min-height:400px}
.proj img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
  transition:transform .65s;opacity:.94}
.proj:hover img{transform:scale(1.06)}
.proj::after{content:"";position:absolute;inset:0;
  background:linear-gradient(0deg,rgba(8,22,48,.96) 0%,rgba(8,22,48,.87) 26%,rgba(8,22,48,.46) 56%,rgba(8,22,48,.06) 84%)}
.proj-cap{position:absolute;left:0;right:0;bottom:0;z-index:2;padding:18px 20px 20px}
.proj-lg .proj-cap{padding:28px 32px 30px;max-width:820px}
.tag{display:inline-block;font-size:10.8px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;
  color:#fff;background:var(--accent);border-radius:4px;padding:2px 8px;margin-bottom:9px}
.proj-cap h3{color:#fff;font-family:var(--f-display);font-size:1.2rem;font-weight:600;
  margin-bottom:5px;line-height:1.22}
.proj-lg .proj-cap h3{font-size:1.72rem}
.proj-cap p{color:#c3d0da;font-size:12.9px;margin:0;line-height:1.52;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.proj-lg .proj-cap p{font-size:14px;-webkit-line-clamp:2;max-width:62ch}

/* ============================ process ================================ */
.process{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;counter-reset:pc}
.process li{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:28px 26px 30px;position:relative;transition:border-color .25s,box-shadow .25s}
.process li:hover{border-color:var(--accent);box-shadow:var(--sh-1)}
.pn{font-family:var(--f-display);font-size:2.1rem;font-weight:700;color:var(--bg-soft);
  line-height:1;display:block;margin-bottom:14px;letter-spacing:.02em}
.process h3{font-family:var(--f-display);font-size:1.28rem;font-weight:600;margin-bottom:9px}
.process p{font-size:14.2px;margin:0;line-height:1.72}

/* ============================ video box ============================== */
.vbox{position:relative;border-radius:var(--r-lg);overflow:hidden;background:var(--ink);
  box-shadow:var(--sh-2);aspect-ratio:16/9}
.vbox video{width:100%;height:100%;object-fit:cover;display:block}
.vbox-play{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  background:rgba(8,24,52,.28);border:0;transition:background .25s}
.vbox-play svg{width:78px;height:78px;transition:transform .25s}
.vbox-play:hover{background:rgba(8,24,52,.12)}
.vbox-play:hover svg{transform:scale(1.08)}
.vbox.playing .vbox-play{opacity:0;visibility:hidden}

/* ============================ CTA + form ============================= */
.cta-sec{background:linear-gradient(160deg,#0f2a58 0%,#13356f 55%,#1b4488 100%)}
.cta-grid{display:grid;grid-template-columns:.92fr 1.08fr;gap:clamp(34px,5vw,64px);align-items:start}
.cta-txt h2{color:#fff;margin-bottom:18px}
.cta-txt > p{color:#a9b8c4;font-size:15.4px}
.cta-list{margin:28px 0 0;display:grid;gap:16px}
.cta-list li{display:flex;gap:14px;align-items:flex-start}
.cta-list svg{width:20px;height:20px;color:var(--accent-on-dark);flex:none;margin-top:4px}
.cta-list span{display:flex;flex-direction:column;gap:2px}
.cta-list b{font-size:12.4px;letter-spacing:.1em;text-transform:uppercase;color:#7f8f9c;font-weight:700}
.cta-list a,.cta-list i{color:#e6edf2;font-size:15.6px;font-weight:500;font-style:normal}
.cta-list a:hover{color:var(--accent-on-dark)}
.cta-note{margin-top:26px;font-size:13.4px;color:#8b9aa7;border-left:2px solid var(--accent);padding-left:14px}

.form{background:#fff;border-radius:var(--r-lg);padding:clamp(24px,3vw,36px);box-shadow:var(--sh-3)}
.form-hd{margin-bottom:24px;padding-bottom:18px;border-bottom:1px solid var(--line)}
.form-hd h3{font-family:var(--f-display);font-size:1.62rem;font-weight:600;margin-bottom:5px}
.form-hd p{font-size:13.2px;color:var(--muted);margin:0}
.req{color:var(--err);font-style:normal}

.fgrid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.fld{display:flex;flex-direction:column;gap:7px}
.fld-wide{grid-column:1 / -1}
.fld > span{font-size:13px;font-weight:600;color:var(--ink-3)}
.fld input,.fld select,.fld textarea{
  width:100%;border:1px solid var(--line-2);border-radius:var(--r-sm);background:#fcfdfe;
  padding:11px 13px;font:inherit;font-size:14.4px;color:var(--ink);transition:border-color .2s,box-shadow .2s}
.fld textarea{resize:vertical;min-height:104px;line-height:1.65}
.fld select{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12'%3E%3Cpath d='M2.5 4.5 6 8l3.5-3.5' fill='none' stroke='%23718096' stroke-width='1.5' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 12px center;background-size:12px;padding-right:34px}
.fld input::placeholder,.fld textarea::placeholder{color:#a7b2bc}
.fld input:focus,.fld select:focus,.fld textarea:focus{outline:none;border-color:var(--accent);
  box-shadow:0 0 0 3px rgba(219,38,29,.15);background:#fff}
.fld.err input,.fld.err select,.fld.err textarea{border-color:var(--err);box-shadow:0 0 0 3px rgba(192,57,43,.1)}

.hpt{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}

.form-ft{margin-top:24px;padding-top:20px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:22px;flex-wrap:wrap}
.privacy{font-size:12.6px;color:var(--muted);margin:0;max-width:44ch;line-height:1.6}
.form-msg{margin:16px 0 0;font-size:14px;display:none}
.form-msg.show{display:block}
.form-msg.ok{color:var(--ok)}
.form-msg.err{color:var(--err)}
.form-msg.info{color:var(--steel)}

/* ============================ footer ================================= */
.ftr{background:#0a1b38;color:#93a3b2;padding:clamp(50px,6vw,76px) 0 0;font-size:14px}
.ftr-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:38px;padding-bottom:48px}
.ftr .brand-txt strong{color:#fff}
.ftr-brand p{margin:20px 0 0;font-size:13.6px;line-height:1.75}
.ftr-brand .muted{font-size:13.2px;color:#75849b;margin-top:12px}
.ftr-col h4{color:#fff;font-family:var(--f-display);font-size:1.12rem;font-weight:600;
  letter-spacing:.03em;margin-bottom:16px}
.ftr-col ul{display:grid;gap:9px}
.ftr-col a:hover{color:var(--accent-on-dark)}
.ftr-bot{border-top:1px solid rgba(255,255,255,.08);padding:20px 0;display:flex;
  justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:12.8px;color:#75849b}
.ftr-bot p{margin:0}

/* ============================ floating =============================== */
.wa{position:fixed;right:22px;bottom:88px;z-index:80;width:52px;height:52px;border-radius:50%;
  background:#25d366;color:#fff;display:flex;align-items:center;justify-content:center;
  box-shadow:0 6px 20px rgba(37,211,102,.42);transition:transform .2s}
.wa svg{width:26px;height:26px}
.wa:hover{transform:scale(1.08)}
.totop{position:fixed;right:22px;bottom:22px;z-index:80;width:44px;height:44px;border-radius:50%;
  border:1px solid var(--line-2);background:#fff;color:var(--ink);font-size:17px;
  display:flex;align-items:center;justify-content:center;box-shadow:var(--sh-1);
  opacity:0;visibility:hidden;transition:.25s}
.totop.show{opacity:1;visibility:visible}
.totop:hover{background:var(--ink);color:#fff;border-color:var(--ink)}


/* ============================ reveal ================================= */
.rv{opacity:0;transform:translateY(22px);transition:opacity .7s cubic-bezier(.22,.61,.36,1),transform .7s cubic-bezier(.22,.61,.36,1)}
.rv.in{opacity:1;transform:none}

/* ============================ responsive ============================= */
@media (max-width:1140px){
  .nav > a{padding:9px 9px;font-size:13.6px}
  .cards-4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .projs{grid-template-columns:repeat(3,minmax(0,1fr))}
  .process{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:960px){
  :root{--hd:66px}
  .nav{position:fixed;inset:var(--hd) 0 auto 0;background:#fff;flex-direction:column;align-items:stretch;
    padding:14px 22px 26px;gap:2px;border-bottom:1px solid var(--line);
    box-shadow:0 18px 34px rgba(19,53,111,.18);transform:translateY(-130%);transition:transform .3s;
    max-height:calc(100vh - var(--hd));overflow-y:auto}
  .nav.open{transform:translateY(0)}
  .nav > a{padding:13px 12px;font-size:15.4px;border-radius:var(--r-sm)}
  .nav > a.on::after{display:none}
  .nav > a.on{background:var(--accent-soft);color:var(--accent-d)}
  .nav-cta{margin:12px 0 0;width:100%}
  .burger{display:block}
  .split{grid-template-columns:1fr}
  .split-media{order:-1}
  .cta-grid{grid-template-columns:1fr}
  .stats{grid-template-columns:repeat(2,minmax(0,1fr))}
  .hero-trust{grid-template-columns:repeat(2,minmax(0,1fr))}
  .ftr-grid{grid-template-columns:1fr 1fr}
  .cards-6{grid-template-columns:repeat(2,minmax(0,1fr))}
  .proj-lg{min-height:340px}
}
@media (max-width:720px){
  body{font-size:15.4px}
  .wrap{padding:0 18px}
  .topbar{font-size:12px}
  .topbar-in{min-height:auto;padding:8px 0;gap:8px}
  .topbar-left .ti:nth-child(2){display:none}
  .ti.muted{display:none}
  .cards-3,.cards-6{grid-template-columns:1fr}
  .projs{grid-template-columns:1fr;gap:14px}
  .proj,.proj-lg{min-height:280px}
  .proj-lg .proj-cap{padding:22px}
  .proj-cap p{-webkit-line-clamp:3}
  .proj-lg .proj-cap p{-webkit-line-clamp:3}
  .process{grid-template-columns:1fr}
  .fgrid{grid-template-columns:1fr}
  .form-ft{flex-direction:column;align-items:stretch}
  .form-ft .btn{width:100%}
  .hero{min-height:auto}
  .hero-in{padding:76px 18px 60px}
  .hero-cta .btn{width:100%}
  .hero-trust{margin-top:40px}
  .ftr-grid{grid-template-columns:1fr;gap:30px}
  .video-toggle{bottom:18px;right:18px}
  .wa{bottom:80px;right:16px;width:48px;height:48px}
  .totop{right:16px;bottom:16px}
  .vbox-play svg{width:60px;height:60px}
}
@media (max-width:460px){
  .cards-4{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr}
  .hero-trust{grid-template-columns:1fr}
  .brand-txt strong{font-size:1.24rem}
}

@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms !important;transition-duration:.01ms !important}
  .rv{opacity:1;transform:none}
}

/* ==========================================================================
   Inner-page components
   ========================================================================== */

/* ---------------------------- page header ---------------------------- */
.phead{position:relative;background:var(--ink);overflow:hidden;isolation:isolate}
.phead-bg{position:absolute;inset:0;z-index:0}
.phead-bg img{width:100%;height:100%;object-fit:cover;transform:scale(1.03)}
.phead-bg::after{content:"";position:absolute;inset:0;
  background:linear-gradient(96deg,rgba(11,30,62,.97) 0%,rgba(11,30,62,.89) 44%,rgba(11,30,62,.64) 100%)}
.phead-in{position:relative;z-index:2;padding:clamp(42px,5.6vw,72px) 26px clamp(38px,5vw,58px)}
.phead .eyebrow{color:var(--accent-on-dark);margin-bottom:12px}
.phead h1{color:#fff;font-size:clamp(1.9rem,4.1vw,3rem);max-width:22em}
.phead .lede{color:#bccad5;margin-top:16px;max-width:66ch}
.crumb{display:flex;gap:8px;align-items:center;font-size:12.6px;color:#8b9aa7;margin:0 0 14px;flex-wrap:wrap}
.crumb a{color:#c3d0da}
.crumb a:hover{color:var(--accent-on-dark)}
.crumb .sep{opacity:.45}

/* ---------------------------- anchor sub-nav ------------------------- */
.anav{position:sticky;top:var(--hd);z-index:50;background:rgba(255,255,255,.96);
  backdrop-filter:saturate(180%) blur(10px);border-bottom:1px solid var(--line)}
.anav ul{display:flex;gap:4px;overflow-x:auto;padding:11px 0;scrollbar-width:none}
.anav ul::-webkit-scrollbar{display:none}
.anav a{font-size:13.6px;font-weight:600;color:var(--ink-3);padding:7px 14px;border-radius:999px;
  white-space:nowrap;transition:.2s;display:block}
.anav a:hover{background:var(--bg-alt);color:var(--accent-d)}

/* ---------------------------- timeline ------------------------------- */
.tl{position:relative;margin:6px 0 0;padding-left:36px}
.tl::before{content:"";position:absolute;left:9px;top:10px;bottom:10px;width:2px;
  background:linear-gradient(180deg,var(--accent),var(--line-2))}
.tl > li{position:relative;padding-bottom:34px}
.tl > li:last-child{padding-bottom:0}
.tl > li::before{content:"";position:absolute;left:-35px;top:5px;width:16px;height:16px;
  border-radius:50%;background:#fff;border:3px solid var(--accent)}
.tl .yr{font-family:var(--f-display);font-size:1.44rem;font-weight:700;color:var(--accent-d);
  letter-spacing:.02em;line-height:1}
.tl h3{font-family:var(--f-display);font-size:1.28rem;font-weight:600;margin:9px 0 7px}
.tl p{font-size:14.4px;margin:0;max-width:74ch;line-height:1.72}

/* ---------------------------- product blocks ------------------------- */
.pblock{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,4vw,58px);align-items:center;
  padding:clamp(38px,5vw,64px) 0;border-top:1px solid var(--line)}
.pblock:first-of-type{border-top:0;padding-top:0}
.pblock:last-of-type{padding-bottom:0}
.pblock.rev .pblock-media{order:2}
.pblock-txt .eyebrow{margin-bottom:12px}
.pblock-txt h2{font-size:clamp(1.55rem,2.7vw,2.15rem);margin-bottom:15px}
.pblock-txt p{font-size:15.2px}
.pblock-media{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.pblock-media img{width:100%;height:100%;object-fit:cover;border-radius:var(--r-md);box-shadow:var(--sh-1)}
.pblock-media .m1{grid-column:1 / -1;aspect-ratio:16/9}

/* ---------------------------- chips --------------------------------- */
.chips{display:flex;gap:8px;flex-wrap:wrap;margin:20px 0 0}
.chips li{font-size:13px;font-weight:500;color:var(--ink-3);border:1px solid var(--line-2);
  border-radius:999px;padding:5px 14px;background:var(--bg-alt)}
.chips-label{font-size:11.8px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  color:var(--muted);margin:24px 0 0}

/* ---------------------------- gallery -------------------------------- */
.gal{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin-top:34px}
.gal figure{margin:0;position:relative;border-radius:var(--r-md);overflow:hidden;
  background:var(--bg-soft);aspect-ratio:4/3}
.gal img{width:100%;height:100%;object-fit:cover;transition:transform .55s}
.gal figure:hover img{transform:scale(1.06)}
.gal .g2{grid-column:span 2;aspect-ratio:2/1}
.gal figcaption{position:absolute;left:0;right:0;bottom:0;padding:16px 18px 13px;color:#fff;
  font-size:12.6px;font-weight:500;line-height:1.45;
  background:linear-gradient(0deg,rgba(8,22,48,.9),rgba(8,22,48,0))}

/* ---------------------------- filters -------------------------------- */
.filters{display:flex;gap:9px;flex-wrap:wrap;margin:0 0 30px}
.filter{font-size:13.6px;font-weight:600;color:var(--ink-3);border:1px solid var(--line-2);
  background:#fff;border-radius:999px;padding:8px 19px;transition:.2s}
.filter:hover{border-color:var(--accent);color:var(--accent-d)}
.filter.on{background:var(--ink);color:#fff;border-color:var(--ink)}
.pj-hidden{display:none !important}

/* ---------------------------- accordion ------------------------------ */
.faq-group{margin-bottom:44px;scroll-margin-top:calc(var(--hd) + 74px)}
.faq-group:last-child{margin-bottom:0}
.faq-group > h2{font-size:clamp(1.35rem,2.3vw,1.82rem);margin-bottom:18px;
  display:flex;align-items:center;gap:12px}
.faq-group > h2::before{content:"";width:9px;height:9px;border-radius:50%;background:var(--accent);flex:none}
.acc{display:grid;gap:11px}
.acc details{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  transition:border-color .2s,box-shadow .2s}
.acc details[open]{border-color:var(--line-2);box-shadow:var(--sh-1)}
.acc summary{cursor:pointer;list-style:none;position:relative;padding:17px 54px 17px 20px;
  font-size:15.2px;font-weight:600;color:var(--ink);line-height:1.5}
.acc summary::-webkit-details-marker{display:none}
.acc summary::after{content:"";position:absolute;right:21px;top:50%;width:9px;height:9px;
  border-right:2px solid var(--muted);border-bottom:2px solid var(--muted);
  transform:translateY(-70%) rotate(45deg);transition:transform .25s,border-color .25s}
.acc details[open] summary::after{transform:translateY(-25%) rotate(-135deg);border-color:var(--accent)}
.acc summary:hover{color:var(--accent-d)}
.acc .a{padding:0 20px 19px;font-size:14.5px;line-height:1.75;border-top:1px solid var(--line);padding-top:16px}
.acc .a p{margin:0 0 12px}
.acc .a p:last-child{margin-bottom:0}
.acc .a ul{margin:12px 0 0;display:grid;gap:8px}
.acc .a ul li{position:relative;padding-left:18px}
.acc .a ul li::before{content:"";position:absolute;left:0;top:.62em;width:6px;height:6px;
  border-radius:50%;background:var(--accent)}

/* ---------------------------- contact cards -------------------------- */
.ccards{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.ccard{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:26px 24px;
  transition:border-color .25s,box-shadow .25s}
.ccard:hover{border-color:var(--accent);box-shadow:var(--sh-1)}
.ccard .ico{width:44px;height:44px;border-radius:var(--r-md);background:var(--accent-soft);
  display:flex;align-items:center;justify-content:center;margin-bottom:15px}
.ccard .ico svg{width:22px;height:22px;color:var(--accent-d)}
.ccard h3{font-family:var(--f-display);font-size:1.2rem;font-weight:600;margin-bottom:8px}
.ccard p,.ccard a,.ccard span{font-size:14.2px;margin:0;display:block;line-height:1.65}
.ccard a:hover{color:var(--accent-d)}
.ccard .sub{font-size:12.6px;color:var(--muted);margin-top:8px;line-height:1.55}

/* ---------------------------- qualifications ------------------------- */
.quals{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:28px}
.quals li{display:flex;gap:13px;align-items:flex-start;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-md);padding:17px 19px}
.quals svg{width:20px;height:20px;color:var(--accent-d);flex:none;margin-top:3px}
.quals b{display:block;color:var(--ink);font-size:14.6px;font-weight:600;margin-bottom:2px}
.quals span{font-size:13.4px;line-height:1.6;display:block}

/* ---------------------------- callout -------------------------------- */
.note{background:var(--accent-soft);border-left:3px solid var(--accent);
  border-radius:0 var(--r-sm) var(--r-sm) 0;padding:17px 21px;font-size:14.2px;
  color:#6b4c15;margin:24px 0 0;line-height:1.7}
.note p{margin:0 0 10px}
.note p:last-child{margin-bottom:0}
.note b{color:#5a3f10}

/* ---------------------------- cta band ------------------------------- */
.cta-band{display:grid;grid-template-columns:1.5fr auto;gap:clamp(28px,4vw,52px);align-items:center}
.cta-band h2{color:#fff;margin-bottom:14px}
.cta-band p{color:#a9b8c4;font-size:15.4px;margin:0;max-width:62ch}
.cta-band-act{display:flex;flex-direction:column;gap:12px;flex:none}

/* ---------------------------- location ------------------------------- */
.loc{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,4vw,50px);align-items:stretch}
.loc-map{border:1px solid var(--line);border-radius:var(--r-lg);background:var(--bg-alt);
  min-height:360px;display:flex;flex-direction:column;align-items:center;justify-content:center;
  text-align:center;padding:34px 28px;gap:14px}
.loc-map svg{width:42px;height:42px;color:var(--accent-d)}
.loc-map h3{font-family:var(--f-display);font-size:1.34rem;font-weight:600}
.loc-map p{font-size:14px;margin:0;max-width:34ch}
.loc-rows{display:grid;margin:0}
.loc-rows li{display:flex;gap:16px;padding:17px 0;border-bottom:1px solid var(--line);font-size:14.4px}
.loc-rows li:first-child{border-top:1px solid var(--line)}
.loc-rows b{flex:none;width:138px;color:var(--ink);font-weight:600}
.loc-rows i{font-style:normal}

/* ---------------------------- responsive ----------------------------- */
@media (max-width:1140px){
  .ccards{grid-template-columns:repeat(2,minmax(0,1fr))}
  .gal{grid-template-columns:repeat(3,minmax(0,1fr))}
}
@media (max-width:960px){
  .pblock{grid-template-columns:1fr;gap:26px}
  .pblock.rev .pblock-media{order:0}
  .loc{grid-template-columns:1fr}
  .cta-band{grid-template-columns:1fr}
  .cta-band-act{flex-direction:row;flex-wrap:wrap}
  .anav{position:static}
}
@media (max-width:720px){
  .gal{grid-template-columns:repeat(2,minmax(0,1fr))}
  .gal .g2{grid-column:span 2;aspect-ratio:2/1}
  .quals{grid-template-columns:1fr}
  .ccards{grid-template-columns:1fr}
  .phead-in{padding:34px 18px 36px}
  .cta-band-act{flex-direction:column}
  .cta-band-act .btn{width:100%}
  .loc-rows li{flex-direction:column;gap:3px}
  .loc-rows b{width:auto}
  .tl{padding-left:30px}
  .tl::before{left:6px}
  .tl > li::before{left:-29px;width:14px;height:14px}
}
@media (max-width:460px){
  .gal{grid-template-columns:1fr}
  .gal .g2{grid-column:span 1;aspect-ratio:4/3}
}

/* ---------------------------- misc utilities ------------------------- */
#inquiry,#inquiryForm,#partner-enquiry{scroll-margin-top:calc(var(--hd) + 18px)}
.part-list b{color:var(--muted)}
.part-list a,.part-list i{color:var(--ink)}
.part-list a:hover{color:var(--accent-d)}
.part-list svg{color:var(--accent-d)}
.part-note{color:#6d7c89}
.quals-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.process.process-4{grid-template-columns:repeat(4,minmax(0,1fr))}
@media (max-width:1140px){
  .quals-3{grid-template-columns:repeat(2,minmax(0,1fr))}
  .process.process-4{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:720px){
  .quals-3{grid-template-columns:1fr}
  .process.process-4{grid-template-columns:1fr}
}

/* ------------------ home: text-first layout (no images) --------------- */
.txt-2col{display:grid;grid-template-columns:1fr 1fr;gap:clamp(24px,3.4vw,50px);margin-top:28px}
.txt-2col p{font-size:15.7px;margin:0;line-height:1.8}
.ticks-4{grid-template-columns:repeat(2,minmax(0,1fr));column-gap:34px;margin-top:30px}
.feat-link{display:block;text-decoration:none;color:inherit;
  transition:transform .3s cubic-bezier(.2,.7,.3,1),box-shadow .3s,border-color .3s}
.feat-link:hover{transform:translateY(-3px)}
.feat-link .more{display:inline-flex;align-items:center;gap:7px;margin-top:16px;
  font-size:13.2px;font-weight:600;color:var(--accent-d)}
.feat-link .more .arw{transition:transform .3s}
.feat-link:hover .more .arw{transform:translateX(4px)}
@media (max-width:980px){
  .txt-2col{grid-template-columns:1fr;gap:16px}
  .ticks-4{grid-template-columns:1fr}
}