/* ============================================================
   Trident Controls Solutions — Design System
   Palette derived from the TCS logo (navy + steel),
   with a red→orange action gradient.
   ============================================================ */

:root{
  /* brand */
  --navy-900:#0a1730;
  --navy-800:#0d1c39;
  --navy-700:#14294f;
  --navy-600:#17325f;
  --blue-600:#1e4d8c;
  --blue-500:#2a5ca8;
  --blue-400:#3f74c4;
  --steel:#8f99a6;
  --steel-light:#c4ccd4;
  --steel-bg:#e7ecf1;

  /* action (red → orange) */
  --red:#e0231f;
  --red-dark:#c01a18;
  --orange:#f5731f;
  --grad-action:linear-gradient(120deg,#e0231f 0%,#f5731f 100%);
  --grad-action-soft:linear-gradient(120deg,#e0231f 0%,#f5731f 120%);

  /* neutrals */
  --bg:#ffffff;
  --bg-soft:#f3f6fa;
  --bg-soft-2:#eaeff5;
  --ink:#0f1c38;
  --muted:#59657a;
  --muted-2:#7b869a;
  --line:#dce3ec;
  --line-dark:#22335a;

  --shadow-sm:0 2px 10px -4px rgba(13,28,57,.22);
  --shadow:0 18px 44px -24px rgba(13,28,57,.45);
  --shadow-lg:0 40px 80px -40px rgba(13,28,57,.55);

  --r-sm:8px; --r:14px; --r-lg:22px;
  --maxw:1200px;
  --ease:cubic-bezier(.22,.61,.36,1);

  --font-display:"Saira",system-ui,sans-serif;
  --font-body:"IBM Plex Sans",system-ui,sans-serif;
  --font-mono:"IBM Plex Mono",ui-monospace,monospace;
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:var(--font-body);color:var(--ink);background:var(--bg);
  line-height:1.65;font-size:16px;overflow-x:hidden;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer}
ul{list-style:none}

.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px}

/* ---------- typography ---------- */
h1,h2,h3,h4{font-family:var(--font-display);line-height:1.06;letter-spacing:-.01em;color:var(--navy-800)}
h1{font-weight:800;font-size:clamp(34px,5.4vw,62px);text-transform:uppercase;letter-spacing:-.015em}
h2{font-weight:700;font-size:clamp(28px,3.9vw,44px);text-transform:uppercase}
h3{font-weight:700;font-size:clamp(19px,2.2vw,24px)}
.eyebrow{
  font-family:var(--font-mono);font-size:12.5px;font-weight:600;
  letter-spacing:.28em;text-transform:uppercase;color:var(--red);
  display:inline-flex;align-items:center;gap:10px;
}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--grad-action);border-radius:2px}
.eyebrow.center{justify-content:center}
.lead{font-size:clamp(16px,1.5vw,18.5px);color:var(--muted);line-height:1.7}
.text-grad{background:var(--grad-action);-webkit-background-clip:text;background-clip:text;color:transparent}
.text-steel{color:var(--steel)}

/* ---------- buttons ---------- */
.btn{
  --pad-y:14px;--pad-x:26px;
  display:inline-flex;align-items:center;gap:10px;
  padding:var(--pad-y) var(--pad-x);border-radius:999px;border:1px solid transparent;
  font-family:var(--font-display);font-weight:600;font-size:15px;letter-spacing:.02em;
  text-transform:uppercase;transition:transform .25s var(--ease),box-shadow .25s var(--ease),background .25s,color .25s;
  white-space:nowrap;
}
.btn svg{width:17px;height:17px;transition:transform .25s var(--ease)}
.btn-primary{background:var(--grad-action);color:#fff;box-shadow:0 12px 26px -12px rgba(224,35,31,.7)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 34px -12px rgba(224,35,31,.8)}
.btn-primary:hover svg{transform:translateX(3px)}
.btn-dark{background:var(--navy-800);color:#fff}
.btn-dark:hover{transform:translateY(-2px);background:var(--navy-700)}
.btn-outline{border-color:var(--line);color:var(--navy-800);background:#fff}
.btn-outline:hover{border-color:var(--navy-700);transform:translateY(-2px)}
.btn-ghost-light{border:1px solid rgba(255,255,255,.35);color:#fff;background:rgba(255,255,255,.04)}
.btn-ghost-light:hover{background:rgba(255,255,255,.12);transform:translateY(-2px)}
.btn-sm{--pad-y:11px;--pad-x:20px;font-size:14px}
a:focus-visible,button:focus-visible{outline:2px solid var(--orange);outline-offset:3px;border-radius:6px}

/* ---------- top contact strip ---------- */
.topbar{background:var(--navy-900);color:#c7d0de;font-size:13px}
.topbar .container{display:flex;align-items:center;justify-content:space-between;gap:18px;height:42px}
.topbar a{color:#c7d0de;transition:color .2s}
.topbar a:hover{color:#fff}
.topbar .tb-left{display:flex;gap:22px;align-items:center;font-family:var(--font-mono);letter-spacing:.02em}
.topbar .tb-left span{display:inline-flex;align-items:center;gap:8px}
.topbar .tb-left svg{width:14px;height:14px;color:var(--orange)}
.topbar .tb-social{display:flex;gap:14px}
.topbar .tb-social a{opacity:.8}
.topbar .tb-social svg{width:15px;height:15px}
@media(max-width:760px){.topbar .tb-left span.hide-sm{display:none}}

/* ---------- header / nav ---------- */
.site-header{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.9);
  backdrop-filter:blur(12px);border-bottom:1px solid var(--line);transition:box-shadow .3s}
.site-header.scrolled{box-shadow:var(--shadow-sm)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:24px;height:76px}
.brand{display:flex;align-items:center;gap:12px}
.brand img{height:46px;width:auto}
.nav-links{display:flex;align-items:center;gap:6px}
.nav-links a{
  font-family:var(--font-display);font-weight:600;font-size:15px;letter-spacing:.01em;
  text-transform:uppercase;color:var(--navy-800);padding:10px 15px;border-radius:8px;
  position:relative;transition:color .2s;
}
.nav-links a::after{content:"";position:absolute;left:15px;right:15px;bottom:6px;height:2px;
  background:var(--grad-action);border-radius:2px;transform:scaleX(0);transform-origin:left;transition:transform .28s var(--ease)}
.nav-links a:hover{color:var(--navy-900)}
.nav-links a:hover::after,.nav-links a.active::after{transform:scaleX(1)}
.nav-links a.active{color:var(--navy-900)}
.nav-cta{display:flex;align-items:center;gap:12px}
.nav-toggle{display:none;width:46px;height:46px;border:1px solid var(--line);border-radius:10px;
  background:#fff;flex-direction:column;justify-content:center;align-items:center;gap:5px}
.nav-toggle span{width:22px;height:2px;background:var(--navy-800);border-radius:2px;transition:.3s}
.nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.open span:nth-child(2){opacity:0}
.nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

@media(max-width:980px){
  .nav-links,.nav-cta .btn{display:none}
  .nav-toggle{display:flex}
  .mobile-menu{position:fixed;inset:0 0 0 auto;width:min(340px,86vw);background:#fff;z-index:70;
    transform:translateX(100%);transition:transform .35s var(--ease);box-shadow:var(--shadow-lg);
    padding:26px 24px;display:flex;flex-direction:column;gap:6px;overflow-y:auto}
  .mobile-menu.open{transform:translateX(0)}
  .mobile-menu a{font-family:var(--font-display);font-weight:600;text-transform:uppercase;
    padding:15px 12px;border-bottom:1px solid var(--line);color:var(--navy-800);font-size:16px}
  .mobile-menu .btn{margin-top:18px;justify-content:center}
  .menu-backdrop{position:fixed;inset:0;background:rgba(10,23,48,.5);z-index:65;opacity:0;
    visibility:hidden;transition:.3s}
  .menu-backdrop.open{opacity:1;visibility:visible}
}
.mobile-menu{display:none}
@media(max-width:980px){.mobile-menu{display:flex}}
.mobile-menu .mm-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px}
.mobile-menu .mm-head img{height:40px}
.mm-close{width:40px;height:40px;border:1px solid var(--line);border-radius:9px;background:#fff;font-size:22px;color:var(--navy-800)}

/* ---------- section scaffolding ---------- */
.section{padding:96px 0}
.section.tight{padding:70px 0}
.section-head{max-width:720px;margin:0 auto 56px;text-align:center}
.section-head .eyebrow{margin-bottom:16px}
.section-head p{margin-top:16px}
.section-dark{background:var(--navy-900);color:#dbe4f0}
.section-dark h1,.section-dark h2,.section-dark h3{color:#fff}
.section-dark .lead{color:#aab8cf}
.section-soft{background:var(--bg-soft)}

/* blueprint grid backdrop */
.blueprint{position:relative}
.blueprint::before{content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:44px 44px;opacity:.5;
  -webkit-mask-image:radial-gradient(ellipse 80% 70% at 50% 40%,#000,transparent 75%);
          mask-image:radial-gradient(ellipse 80% 70% at 50% 40%,#000,transparent 75%)}
.blueprint-dark::before{background-image:linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px)}

/* ---------- hero ---------- */
.hero{position:relative;background:radial-gradient(120% 130% at 80% -10%,#14294f 0%,#0b1a35 55%,#0a1730 100%);
  color:#fff;overflow:hidden;padding:74px 0 90px}
.hero .container{position:relative;z-index:3}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.hero .eyebrow{color:#ff8a4a}
.hero .eyebrow::before{background:var(--grad-action)}
.hero h1{color:#fff;margin:18px 0 20px}
.hero h1 .thin{-webkit-text-stroke:1.4px rgba(255,255,255,.65);color:transparent;font-weight:700}
.hero p{color:#b8c6df;max-width:52ch;font-size:clamp(16px,1.6vw,18.5px)}
.hero-actions{display:flex;gap:14px;margin-top:34px;flex-wrap:wrap}
.hero-stats{display:flex;gap:34px;margin-top:46px;flex-wrap:wrap}
.hero-stats .st b{font-family:var(--font-display);font-weight:800;font-size:34px;color:#fff;display:block;line-height:1}
.hero-stats .st span{font-family:var(--font-mono);font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:#8ba0c4}
.hero-stats .st b em{color:var(--orange);font-style:normal}
.hero-glow{position:absolute;width:620px;height:620px;border-radius:50%;filter:blur(90px);
  background:radial-gradient(circle,rgba(224,35,31,.28),transparent 60%);top:-160px;right:-120px;z-index:1}
.hero-glow.two{background:radial-gradient(circle,rgba(42,92,168,.4),transparent 60%);bottom:-220px;left:-160px;top:auto}
.hero-visual{position:relative;z-index:2}
@media(max-width:920px){
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .hero-visual{order:-1;max-width:520px;margin:0 auto}
}

/* ---------- cards ---------- */
.grid{display:grid;gap:26px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
@media(max-width:900px){.grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:620px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}

.card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:30px;
  transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s;position:relative;overflow:hidden}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:transparent}
.card .ic{width:58px;height:58px;border-radius:14px;display:grid;place-items:center;margin-bottom:22px;
  background:linear-gradient(135deg,#eef3fa,#dfe8f4);color:var(--blue-600);position:relative}
.card .ic svg{width:28px;height:28px}
.card:hover .ic{background:var(--grad-action);color:#fff}
.card h3{margin-bottom:10px}
.card p{color:var(--muted);font-size:15.2px}
.card .more{display:inline-flex;align-items:center;gap:8px;margin-top:18px;font-family:var(--font-display);
  font-weight:600;text-transform:uppercase;font-size:13.5px;letter-spacing:.04em;color:var(--red)}
.card .more svg{width:15px;height:15px;transition:transform .25s}
.card:hover .more svg{transform:translateX(4px)}
.card .idx{position:absolute;top:18px;right:22px;font-family:var(--font-display);font-weight:800;
  font-size:44px;color:var(--bg-soft-2);line-height:1;letter-spacing:-.02em;z-index:0}
.card>*{position:relative}

/* value / feature cards on dark */
.vcard{background:linear-gradient(180deg,rgba(255,255,255,.05),rgba(255,255,255,.02));
  border:1px solid var(--line-dark);border-radius:var(--r);padding:28px;transition:.3s}
.vcard:hover{border-color:rgba(245,115,31,.5);transform:translateY(-5px)}
.vcard .ic{width:52px;height:52px;border-radius:12px;display:grid;place-items:center;margin-bottom:18px;
  background:rgba(245,115,31,.12);color:var(--orange)}
.vcard .ic svg{width:26px;height:26px}
.vcard h3{color:#fff;margin-bottom:8px}
.vcard p{color:#a9b7ce;font-size:15px}

/* industry tiles */
.ind-tile{position:relative;border-radius:var(--r);overflow:hidden;min-height:230px;
  border:1px solid var(--line);background:var(--navy-800);color:#fff;display:flex;flex-direction:column;
  justify-content:flex-end;padding:26px;transition:transform .35s var(--ease)}
.ind-tile:hover{transform:translateY(-6px)}
.ind-tile .ind-svg{position:absolute;inset:0;z-index:0;opacity:.9}
.ind-tile .ind-body{position:relative;z-index:2}
.ind-tile h3{color:#fff}
.ind-tile p{color:#c3cfe3;font-size:14px;margin-top:6px}
.ind-tile .tag{position:absolute;top:18px;left:18px;z-index:2;font-family:var(--font-mono);font-size:11px;
  letter-spacing:.14em;text-transform:uppercase;color:#fff;background:rgba(224,35,31,.9);
  padding:6px 12px;border-radius:999px}
.ind-tile::after{content:"";position:absolute;inset:0;z-index:1;
  background:linear-gradient(180deg,rgba(10,23,48,.15) 0%,rgba(10,23,48,.55) 60%,rgba(10,23,48,.92) 100%)}

/* stat band */
.statband{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
@media(max-width:760px){.statband{grid-template-columns:repeat(2,1fr)}}
.statband .st{text-align:center;padding:26px 14px;border-right:1px solid var(--line-dark)}
.statband .st:last-child{border-right:none}
.statband .st b{font-family:var(--font-display);font-weight:800;font-size:clamp(34px,4.4vw,50px);
  color:#fff;display:block;line-height:1}
.statband .st b em{font-style:normal;color:var(--orange)}
.statband .st span{font-family:var(--font-mono);font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:#93a5c3;margin-top:8px;display:block}
@media(max-width:760px){.statband .st:nth-child(2){border-right:none}}

/* split feature */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
@media(max-width:900px){.split{grid-template-columns:1fr;gap:38px}}
.checklist{margin-top:26px;display:grid;gap:14px}
.checklist li{display:flex;gap:14px;align-items:flex-start;font-size:15.5px;color:var(--muted)}
.checklist li b{color:var(--ink);font-weight:600}
.checklist .ck{flex:none;width:26px;height:26px;border-radius:8px;background:var(--grad-action);
  display:grid;place-items:center;margin-top:2px}
.checklist .ck svg{width:14px;height:14px;color:#fff}

/* logo/partner marquee */
.marquee{overflow:hidden;-webkit-mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);
  mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent)}
.marquee-track{display:flex;gap:56px;width:max-content;animation:marq 32s linear infinite}
.marquee:hover .marquee-track{animation-play-state:paused}
.marquee-track .chip{font-family:var(--font-display);font-weight:700;font-size:20px;color:var(--steel);
  white-space:nowrap;letter-spacing:.02em;opacity:.75;transition:color .2s}
@keyframes marq{to{transform:translateX(-50%)}}

/* CTA band */
.cta-band{position:relative;overflow:hidden;background:linear-gradient(120deg,#0d1c39,#14294f);
  border-radius:24px;padding:56px 56px;color:#fff;box-shadow:var(--shadow)}
.cta-band .cta-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:34px;flex-wrap:wrap}
.cta-band h2{color:#fff;max-width:16ch}
.cta-band p{color:#b8c6df;margin-top:10px;max-width:46ch}
.cta-band .glow{position:absolute;width:420px;height:420px;border-radius:50%;filter:blur(80px);
  background:radial-gradient(circle,rgba(245,115,31,.35),transparent 60%);right:-80px;top:-140px;z-index:1}
@media(max-width:860px){.cta-band{padding:40px 28px}}

/* process steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;counter-reset:step}
@media(max-width:900px){.steps{grid-template-columns:repeat(2,1fr)}}
@media(max-width:520px){.steps{grid-template-columns:1fr}}
.step{position:relative;padding:28px 24px;border:1px solid var(--line);border-radius:var(--r);background:#fff}
.step .num{font-family:var(--font-display);font-weight:800;font-size:15px;color:#fff;width:38px;height:38px;
  border-radius:10px;background:var(--grad-action);display:grid;place-items:center;margin-bottom:16px}
.step h3{font-size:19px;margin-bottom:8px}
.step p{color:var(--muted);font-size:14.5px}

/* page hero (interior) */
.page-hero{background:radial-gradient(120% 160% at 85% -30%,#14294f,#0a1730);color:#fff;
  padding:72px 0 66px;position:relative;overflow:hidden}
.page-hero .container{position:relative;z-index:2}
.page-hero h1{color:#fff;margin:16px 0 14px}
.page-hero p{color:#b6c4dd;max-width:60ch}
.page-hero .crumbs{font-family:var(--font-mono);font-size:12.5px;letter-spacing:.1em;text-transform:uppercase;color:#8ba0c4}
.page-hero .crumbs a:hover{color:#fff}
.page-hero .crumbs span{color:var(--orange)}
.page-hero .glow{position:absolute;width:560px;height:560px;border-radius:50%;filter:blur(90px);
  background:radial-gradient(circle,rgba(224,35,31,.25),transparent 60%);top:-200px;right:-120px}

/* about intro */
.about-media{position:relative;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow)}
.about-badge{position:absolute;left:24px;bottom:24px;background:#fff;border-radius:16px;padding:18px 22px;
  box-shadow:var(--shadow);display:flex;align-items:center;gap:16px}
.about-badge b{font-family:var(--font-display);font-weight:800;font-size:34px;color:var(--navy-800);line-height:1}
.about-badge b em{font-style:normal;color:var(--red)}
.about-badge span{font-size:13px;color:var(--muted);max-width:12ch;line-height:1.3}

/* vmv */
.vmv{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
@media(max-width:860px){.vmv{grid-template-columns:1fr}}
.vmv .card{padding:34px 30px}
.vmv .card .ic{background:var(--navy-800);color:var(--orange)}
.vmv .card:hover .ic{background:var(--grad-action);color:#fff}

/* contact */
.contact-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:46px}
@media(max-width:900px){.contact-grid{grid-template-columns:1fr;gap:34px}}
.info-row{display:flex;gap:18px;padding:22px 0;border-bottom:1px solid var(--line)}
.info-row:last-child{border-bottom:none}
.info-row .ic{flex:none;width:52px;height:52px;border-radius:13px;background:linear-gradient(135deg,#eef3fa,#dfe8f4);
  color:var(--blue-600);display:grid;place-items:center}
.info-row .ic svg{width:24px;height:24px}
.info-row h4{font-family:var(--font-display);font-weight:700;font-size:16px;text-transform:uppercase;letter-spacing:.02em;margin-bottom:4px}
.info-row p,.info-row a{color:var(--muted);font-size:15px}
.info-row a:hover{color:var(--red)}
.form{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:34px;box-shadow:var(--shadow-sm)}
.form .row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
@media(max-width:560px){.form .row{grid-template-columns:1fr}}
.field{margin-bottom:16px}
.field label{display:block;font-family:var(--font-mono);font-size:12px;letter-spacing:.08em;text-transform:uppercase;
  color:var(--muted);margin-bottom:7px}
.field input,.field select,.field textarea{width:100%;padding:13px 15px;border:1px solid var(--line);
  border-radius:10px;font-family:var(--font-body);font-size:15px;color:var(--ink);background:#fbfcfe;transition:.2s}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--blue-500);
  box-shadow:0 0 0 3px rgba(42,92,168,.14);background:#fff}
.field textarea{resize:vertical;min-height:130px}
.form-note{font-size:13px;color:var(--muted-2);margin-top:14px}
.form-status{margin-top:14px;font-size:14.5px;font-weight:600;display:none}
.form-status.ok{display:block;color:#137a3f}
.form-status.err{display:block;color:var(--red)}

/* faq */
.faq{max-width:820px;margin:0 auto}
.faq-item{border:1px solid var(--line);border-radius:var(--r);margin-bottom:14px;overflow:hidden;background:#fff}
.faq-q{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:20px 24px;cursor:pointer;
  font-family:var(--font-display);font-weight:600;font-size:17px;color:var(--navy-800)}
.faq-q .pm{flex:none;width:30px;height:30px;border-radius:8px;background:var(--bg-soft);display:grid;place-items:center;transition:.3s}
.faq-q .pm svg{width:16px;height:16px;color:var(--red);transition:transform .3s}
.faq-item.open .faq-q .pm{background:var(--grad-action)}
.faq-item.open .faq-q .pm svg{color:#fff;transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s var(--ease)}
.faq-a p{padding:0 24px 22px;color:var(--muted);font-size:15px}

/* ---------- footer ---------- */
.site-footer{background:var(--navy-900);color:#aeb9cd;padding:74px 0 0;position:relative;overflow:hidden}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;position:relative;z-index:2}
@media(max-width:900px){.footer-grid{grid-template-columns:1fr 1fr;gap:34px}}
@media(max-width:560px){.footer-grid{grid-template-columns:1fr}}
.footer-brand .fb-logo{display:flex;align-items:center;gap:12px;margin-bottom:20px}
.footer-brand .fb-logo .tri{width:44px;height:44px}
.footer-brand .fb-logo b{font-family:var(--font-display);font-weight:800;color:#fff;font-size:20px;
  text-transform:uppercase;letter-spacing:.02em;line-height:1}
.footer-brand .fb-logo b span{display:block;font-size:11px;font-weight:500;color:var(--steel);letter-spacing:.24em}
.footer-brand p{font-size:14.5px;max-width:34ch;color:#93a1ba}
.foot-social{display:flex;gap:12px;margin-top:22px}
.foot-social a{width:40px;height:40px;border:1px solid var(--line-dark);border-radius:10px;display:grid;place-items:center;transition:.25s}
.foot-social a:hover{background:var(--grad-action);border-color:transparent;transform:translateY(-3px)}
.foot-social svg{width:17px;height:17px;color:#c7d0de}
.foot-col h4{color:#fff;font-family:var(--font-display);font-weight:700;font-size:16px;text-transform:uppercase;
  letter-spacing:.04em;margin-bottom:20px}
.foot-col ul li{margin-bottom:12px}
.foot-col ul a{font-size:14.5px;color:#93a1ba;transition:.2s;display:inline-flex;align-items:center;gap:8px}
.foot-col ul a:hover{color:#fff;padding-left:4px}
.foot-contact li{display:flex;gap:12px;font-size:14.5px;margin-bottom:16px;color:#93a1ba}
.foot-contact svg{width:18px;height:18px;color:var(--orange);flex:none;margin-top:2px}
.foot-contact a:hover{color:#fff}
.footer-bottom{border-top:1px solid var(--line-dark);margin-top:56px;padding:22px 0;position:relative;z-index:2}
.footer-bottom .container{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;
  font-size:13.5px;color:#7c88a0;font-family:var(--font-mono);letter-spacing:.02em}
.footer-bottom a:hover{color:#fff}
.site-footer .fglow{position:absolute;width:500px;height:500px;border-radius:50%;filter:blur(100px);
  background:radial-gradient(circle,rgba(30,77,140,.35),transparent 60%);bottom:-260px;left:40%;z-index:0}

/* ---------- reveal animation ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.in{opacity:1;transform:none}
.reveal.d1{transition-delay:.08s}.reveal.d2{transition-delay:.16s}.reveal.d3{transition-delay:.24s}
.reveal.d4{transition-delay:.32s}.reveal.d5{transition-delay:.4s}

/* scroll-to-top */
.to-top{position:fixed;right:22px;bottom:22px;width:48px;height:48px;border-radius:12px;border:none;
  background:var(--grad-action);color:#fff;display:grid;place-items:center;box-shadow:var(--shadow);
  opacity:0;visibility:hidden;transform:translateY(12px);transition:.3s;z-index:50}
.to-top.show{opacity:1;visibility:visible;transform:none}
.to-top svg{width:20px;height:20px}

@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none}
}

/* ===== TCS update: new logo, hero photo, product cards, specialization ===== */
.brand img{height:56px}
.hero-photo{background:#fff;border-radius:var(--r-lg);padding:20px;box-shadow:var(--shadow-lg);border:1px solid rgba(255,255,255,.15)}
.hero-photo img{width:100%;display:block;border-radius:10px}
.pcard{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;transition:transform .25s var(--ease),box-shadow .25s,border-color .25s;text-decoration:none}
.pcard:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:var(--blue-400)}
.pcard .pimg{background:var(--bg-soft);height:190px;display:flex;align-items:center;justify-content:center;padding:18px;border-bottom:1px solid var(--line)}
.pcard .pimg img{max-width:100%;max-height:100%;object-fit:contain}
.pcard .pbody{padding:20px 22px}
.pcard .pn{font-family:var(--font-display);font-weight:700;font-size:17px;color:var(--navy-800)}
.pcard .pmeta{font-family:var(--font-mono);font-size:11.5px;color:var(--red);letter-spacing:.03em;margin-top:4px}
.pcard .ps{color:var(--muted);font-size:13px;line-height:1.5;margin-top:9px}
.speclist{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
@media(max-width:900px){.speclist{grid-template-columns:repeat(2,1fr)}}
@media(max-width:620px){.speclist{grid-template-columns:1fr}}
.specitem{background:#fff;border:1px solid var(--line);border-left:3px solid var(--red);border-radius:10px;padding:14px 16px}
.specitem b{font-family:var(--font-display);color:var(--navy-800);font-size:14.5px;display:block;margin-bottom:3px}
.specitem span{color:var(--muted);font-size:12.5px;line-height:1.4}

.fb-logo .flogo{background:#fff;border-radius:10px;padding:9px 12px;display:inline-block}
.fb-logo .flogo img{height:58px;width:auto;display:block}