/* =========================================================
   Freeztech Innovations — Shared Stylesheet
   Modern Industrial / Clean Corporate
   ========================================================= */

:root{
  --navy:#0d1f4d;
  --navy-deep:#091638;
  --navy-soft:#1a2d63;
  --cyan:#1ec0d9;
  --cyan-deep:#0fa6b8;
  --teal-tint:#e6f7fa;
  --bg:#ffffff;
  --bg-soft:#f6f9fc;
  --bg-band:#eef3f9;
  --text:#1a2238;
  --text-muted:#5a6378;
  --line:#e3e8ef;
  --radius:14px;
  --radius-sm:8px;
  --shadow-sm:0 1px 3px rgba(13,31,77,.06), 0 1px 2px rgba(13,31,77,.04);
  --shadow:0 6px 24px rgba(13,31,77,.08);
  --shadow-lg:0 14px 40px rgba(13,31,77,.12);
  --maxw:1180px;
  --space:24px;
  --transition:200ms ease;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Inter','Segoe UI',system-ui,-apple-system,Arial,sans-serif;
  color:var(--text);
  background:var(--bg);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--cyan-deep);text-decoration:none;transition:color var(--transition)}
a:hover{color:var(--navy)}

h1,h2,h3,h4{font-family:'Inter','Segoe UI',sans-serif;color:var(--navy);line-height:1.2;margin:0 0 .6em}
h1{font-size:clamp(2rem,4vw,3.4rem);font-weight:800;letter-spacing:-.02em}
h2{font-size:clamp(1.6rem,2.6vw,2.3rem);font-weight:700;letter-spacing:-.01em}
h3{font-size:1.25rem;font-weight:700}
h4{font-size:1.05rem;font-weight:600}
p{margin:0 0 1em;color:var(--text)}
.eyebrow{color:var(--cyan-deep);font-weight:600;letter-spacing:.18em;text-transform:uppercase;font-size:.78rem;margin-bottom:.6em;display:block}
.lead{font-size:1.13rem;color:var(--text-muted);max-width:62ch}

/* ===== Layout ===== */
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px}
section{padding:80px 0}
.section-soft{background:var(--bg-soft)}
.section-band{background:var(--bg-band)}
.section-dark{background:var(--navy);color:#fff}
.section-dark h1,.section-dark h2,.section-dark h3{color:#fff}
.section-dark p{color:#c9d4e7}
.section-dark .eyebrow{color:var(--cyan)}

/* ===== Header / Navigation ===== */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.95);
  backdrop-filter:saturate(160%) blur(10px);
  border-bottom:1px solid var(--line);
}
.topbar{background:var(--navy-deep);color:#c9d4e7;font-size:.83rem}
.topbar-inner{display:flex;justify-content:space-between;align-items:center;padding:8px 24px;max-width:var(--maxw);margin:0 auto;flex-wrap:wrap;gap:10px}
.topbar a{color:#c9d4e7}
.topbar a:hover{color:#fff}
.topbar-contact{display:flex;gap:18px;flex-wrap:wrap}
.topbar-contact span{display:inline-flex;align-items:center;gap:6px}

.nav{display:flex;align-items:center;justify-content:space-between;padding:18px 24px;max-width:var(--maxw);margin:0 auto;gap:24px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none}
.brand-mark{height:58px;width:auto;flex:none;display:block}
.brand-mark img{height:100%;width:auto;object-fit:contain;display:block;max-width:260px}
.site-footer .brand-mark img{filter:brightness(0) invert(1)}
.brand-text{display:none} /* logo PNG already includes wordmark — no extra text needed */

.menu{display:flex;align-items:center;gap:2px;list-style:none;margin:0;padding:0;flex-wrap:nowrap}
.menu a{
  color:var(--text);font-weight:500;padding:9px 11px;border-radius:8px;
  font-size:.9rem;transition:all var(--transition);position:relative;
  white-space:nowrap;
}
.menu a:hover{background:var(--bg-soft);color:var(--navy)}
.menu a.active{color:var(--navy)}
.menu a.active::after{content:"";position:absolute;left:11px;right:11px;bottom:3px;height:2px;background:var(--cyan)}

/* mobile menu toggle */
.nav-toggle{display:none;background:none;border:0;cursor:pointer;padding:8px}
.nav-toggle span{display:block;width:24px;height:2px;background:var(--navy);margin:5px 0;transition:.2s}

/* ===== Buttons ===== */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:13px 26px;border-radius:10px;font-weight:600;
  font-size:.96rem;border:0;cursor:pointer;
  transition:all var(--transition);text-decoration:none;
}
.btn-primary{background:var(--cyan);color:#fff}
.btn-primary:hover{background:var(--cyan-deep);transform:translateY(-1px);box-shadow:var(--shadow)}
.btn-navy{background:var(--navy);color:#fff}
.btn-navy:hover{background:var(--navy-soft);color:#fff}
.btn-outline{background:transparent;color:var(--navy);border:1.5px solid var(--navy)}
.btn-outline:hover{background:var(--navy);color:#fff}
.btn-ghost-light{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.4)}
.btn-ghost-light:hover{background:#fff;color:var(--navy)}
.btn-arrow::after{content:"→";transition:transform var(--transition)}
.btn-arrow:hover::after{transform:translateX(4px)}

/* ===== Hero ===== */
.hero{
  position:relative;overflow:hidden;
  background:linear-gradient(135deg,var(--navy-deep) 0%,var(--navy) 60%,var(--navy-soft) 100%);
  color:#fff;padding:110px 0 100px;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(circle at 80% 20%,rgba(30,192,217,.18),transparent 50%),
    radial-gradient(circle at 10% 80%,rgba(30,192,217,.12),transparent 45%);
  pointer-events:none;
}
.hero-inner{position:relative;max-width:var(--maxw);margin:0 auto;padding:0 24px;display:grid;grid-template-columns:1.2fr .9fr;gap:50px;align-items:center}
.hero h1{color:#fff;margin-bottom:.4em}
.hero h1 .accent{color:var(--cyan)}
.hero .lead{color:#c9d4e7;font-size:1.18rem;max-width:60ch}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-top:30px}
.hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:50px;padding-top:30px;border-top:1px solid rgba(255,255,255,.12)}
.hero-stat strong{display:block;font-size:1.9rem;color:#fff;font-weight:800}
.hero-stat span{color:#9aa9c9;font-size:.85rem}
.hero-visual{
  position:relative;height:380px;border-radius:18px;
  background:linear-gradient(140deg,rgba(30,192,217,.18),rgba(13,31,77,.45));
  border:1px solid rgba(255,255,255,.1);
  display:flex;align-items:center;justify-content:center;overflow:hidden;
}
.hero-visual::after{
  content:"";position:absolute;inset:0;
  background:
    repeating-linear-gradient(60deg,transparent 0 30px,rgba(255,255,255,.03) 30px 31px),
    radial-gradient(circle at 50% 50%,rgba(30,192,217,.25),transparent 60%);
}
.hero-visual .badge{
  position:relative;z-index:1;text-align:center;color:#fff;
  padding:30px;border-radius:14px;
  background:rgba(13,31,77,.55);border:1px solid rgba(30,192,217,.4);
}
.hero-visual .badge .num{font-size:3rem;font-weight:800;color:var(--cyan);display:block;line-height:1}
.hero-visual .badge .lbl{font-size:.9rem;color:#c9d4e7;margin-top:6px;letter-spacing:.05em}

/* ===== Page hero (compact) ===== */
.page-hero{
  background:linear-gradient(135deg,var(--navy-deep),var(--navy));
  color:#fff;padding:90px 0 70px;position:relative;overflow:hidden;
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(circle at 85% 30%,rgba(30,192,217,.2),transparent 55%);
}
.page-hero .container{position:relative}
.page-hero h1{color:#fff}
.page-hero p{color:#c9d4e7;max-width:62ch;font-size:1.1rem}
.breadcrumbs{font-size:.85rem;color:#9aa9c9;margin-bottom:18px}
.breadcrumbs a{color:#9aa9c9}
.breadcrumbs a:hover{color:var(--cyan)}

/* ===== Card grid ===== */
.grid{display:grid;gap:24px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}

.card{
  background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);padding:28px;
  transition:all var(--transition);box-shadow:var(--shadow-sm);
}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:#cdd6e3}
.card .icon{
  width:48px;height:48px;border-radius:12px;
  background:var(--teal-tint);color:var(--cyan-deep);
  display:flex;align-items:center;justify-content:center;
  font-size:1.4rem;font-weight:700;margin-bottom:18px;
}

.product-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;transition:all var(--transition);box-shadow:var(--shadow-sm);
  display:flex;flex-direction:column;
}
.product-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.product-card-img{
  aspect-ratio:4/3; /* landscape — compact, fits most product renders */
  width:100%;background:linear-gradient(135deg,var(--navy),var(--navy-soft));
  display:flex;align-items:center;justify-content:center;color:var(--cyan);
  font-size:3rem;font-weight:800;letter-spacing:-.02em;position:relative;overflow:hidden;
}
.product-card-img::after{
  content:"";position:absolute;inset:0;
  background:radial-gradient(circle at 70% 30%,rgba(30,192,217,.25),transparent 60%);
}
.product-card-body{padding:26px;flex:1;display:flex;flex-direction:column}
.product-card-body h3{margin-bottom:.4em}
.product-card-body p{color:var(--text-muted);font-size:.95rem;flex:1}
.product-card-meta{display:flex;gap:14px;flex-wrap:wrap;margin:12px 0 18px;font-size:.83rem;color:var(--text-muted)}
.product-card-meta span{display:inline-flex;align-items:center;gap:5px}
.product-card-meta strong{color:var(--navy);font-weight:600}

/* ===== Feature list / specs ===== */
.spec-list{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(2,1fr);gap:14px 30px}
.spec-list li{padding:12px 0;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;gap:18px;font-size:.95rem}
.spec-list strong{color:var(--navy);font-weight:600}
.spec-list span{color:var(--text-muted);text-align:right}

.feature-list{list-style:none;padding:0;margin:0}
.feature-list li{position:relative;padding:8px 0 8px 32px;font-size:.97rem}
.feature-list li::before{
  content:"";position:absolute;left:0;top:14px;
  width:18px;height:18px;border-radius:50%;
  background:var(--teal-tint);
  background-image:radial-gradient(circle,var(--cyan-deep) 30%,var(--teal-tint) 32%);
}

/* ===== Two-column ===== */
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center}
.two-col-img{
  border-radius:var(--radius);overflow:hidden;
  background:linear-gradient(135deg,var(--navy),var(--navy-soft));
  min-height:340px;display:flex;align-items:center;justify-content:center;color:var(--cyan);
  position:relative;
}
.two-col-img::after{
  content:"";position:absolute;inset:0;
  background:radial-gradient(circle at 30% 70%,rgba(30,192,217,.2),transparent 60%);
}
.two-col-img .label{
  position:relative;z-index:1;font-size:1.3rem;font-weight:700;
  padding:20px 28px;background:rgba(9,22,56,.7);border-radius:10px;
  border:1px solid rgba(30,192,217,.3);text-align:center;
}

/* ===== Stats band ===== */
.stats-band{background:var(--navy);color:#fff;padding:60px 0}
.stats-band .grid{grid-template-columns:repeat(4,1fr);text-align:center}
.stat strong{display:block;font-size:2.4rem;font-weight:800;color:var(--cyan)}
.stat span{color:#c9d4e7;font-size:.92rem;letter-spacing:.04em}

/* ===== Process / steps ===== */
.process{counter-reset:step;display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.process-step{position:relative;padding:30px 24px;background:#fff;border-radius:var(--radius);border:1px solid var(--line);counter-increment:step}
.process-step::before{
  content:counter(step,decimal-leading-zero);
  position:absolute;top:-18px;left:24px;
  width:42px;height:42px;border-radius:10px;
  background:var(--navy);color:var(--cyan);
  display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:.95rem;letter-spacing:.04em;
}
.process-step h4{margin-top:14px;color:var(--navy)}
.process-step p{margin:0;font-size:.92rem;color:var(--text-muted)}

/* ===== Industry / application chips ===== */
.chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}
.chip{
  display:inline-block;padding:8px 14px;border-radius:30px;
  background:var(--teal-tint);color:var(--navy);
  font-size:.85rem;font-weight:500;
}

/* ===== Clientele ===== */
.client-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:18px;align-items:center}
.client-logo{
  background:#fff;border:1px solid var(--line);border-radius:10px;
  padding:18px;text-align:center;font-weight:700;color:var(--navy);
  font-size:.95rem;letter-spacing:.02em;min-height:80px;
  display:flex;align-items:center;justify-content:center;
  transition:all var(--transition);
}
.client-logo:hover{box-shadow:var(--shadow-sm);transform:translateY(-2px)}

/* ===== Table ===== */
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius);background:#fff}
.table{width:100%;border-collapse:collapse;font-size:.93rem}
.table th{background:var(--bg-soft);text-align:left;padding:14px 18px;color:var(--navy);font-weight:600;border-bottom:1px solid var(--line)}
.table td{padding:14px 18px;border-bottom:1px solid var(--line);color:var(--text)}
.table tbody tr:last-child td{border-bottom:0}
.table tbody tr:hover{background:var(--bg-soft)}

/* ===== CTA band ===== */
.cta-band{
  background:linear-gradient(135deg,var(--navy) 0%,var(--navy-deep) 100%);
  color:#fff;padding:70px 0;position:relative;overflow:hidden;
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(circle at 90% 50%,rgba(30,192,217,.18),transparent 50%);
}
.cta-band .container{position:relative;display:flex;justify-content:space-between;align-items:center;gap:30px;flex-wrap:wrap}
.cta-band h2{color:#fff;margin:0;font-size:1.7rem}
.cta-band p{color:#c9d4e7;margin:8px 0 0}

/* ===== Footer ===== */
.site-footer{background:var(--navy-deep);color:#c9d4e7;padding:70px 0 0}
.site-footer h4{color:#fff;font-size:1rem;letter-spacing:.04em;margin-bottom:18px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px}
.site-footer a{color:#c9d4e7}
.site-footer a:hover{color:var(--cyan)}
.footer-brand p{color:#9aa9c9;font-size:.93rem;margin-top:14px;max-width:35ch}
.footer-list{list-style:none;padding:0;margin:0}
.footer-list li{padding:5px 0;font-size:.93rem}
.footer-contact-item{display:flex;gap:10px;align-items:flex-start;font-size:.93rem;padding:6px 0;color:#c9d4e7}
.footer-contact-item .ico{color:var(--cyan);min-width:18px}
.footer-bottom{
  margin-top:50px;padding:20px 0;border-top:1px solid rgba(255,255,255,.08);
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:14px;
  font-size:.85rem;color:#9aa9c9;
}

/* ===== Contact form ===== */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:50px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{margin-bottom:18px}
.field label{display:block;font-weight:500;margin-bottom:6px;font-size:.92rem;color:var(--navy)}
.field input,.field select,.field textarea{
  width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:10px;
  font-family:inherit;font-size:.95rem;background:#fff;transition:all var(--transition);
}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--cyan);box-shadow:0 0 0 3px rgba(30,192,217,.12)}
.field textarea{resize:vertical;min-height:120px}

.contact-info-card{
  background:linear-gradient(135deg,var(--navy),var(--navy-soft));color:#fff;
  border-radius:var(--radius);padding:36px;
}
.contact-info-card h3{color:#fff;margin-bottom:24px}
.contact-info-card .info-row{display:flex;gap:14px;align-items:flex-start;padding:14px 0;border-bottom:1px solid rgba(255,255,255,.1)}
.contact-info-card .info-row:last-child{border-bottom:0}
.contact-info-card .info-row .ico{
  width:36px;height:36px;flex:none;border-radius:10px;
  background:rgba(30,192,217,.15);color:var(--cyan);
  display:flex;align-items:center;justify-content:center;font-weight:700;
}
.contact-info-card .info-row strong{display:block;color:#fff;font-weight:600;font-size:.95rem;margin-bottom:3px}
.contact-info-card .info-row a,.contact-info-card .info-row span{color:#c9d4e7;font-size:.92rem;line-height:1.5}

/* ===== Hero pillars (rebalanced) ===== */
.hero-pillars{
  position:relative;z-index:1;display:grid;grid-template-columns:1fr 1fr;gap:14px;
  padding:24px;width:100%;
}
.hero-pillar{
  background:rgba(13,31,77,.55);border:1px solid rgba(30,192,217,.32);
  border-radius:12px;padding:18px;color:#fff;
  transition:all var(--transition);
}
.hero-pillar:hover{background:rgba(30,192,217,.18);transform:translateY(-2px)}
.hero-pillar .tag{font-size:.72rem;color:var(--cyan);letter-spacing:.16em;text-transform:uppercase;font-weight:600}
.hero-pillar h4{color:#fff;font-size:1.02rem;margin:6px 0 4px}
.hero-pillar p{color:#c9d4e7;font-size:.82rem;margin:0;line-height:1.4}

/* ===== Engineering capability strip ===== */
.cap-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff;box-shadow:var(--shadow-sm)}
.cap-cell{padding:30px 24px;border-right:1px solid var(--line);text-align:center}
.cap-cell:last-child{border-right:0}
.cap-cell .num{font-size:2rem;font-weight:800;color:var(--cyan-deep);line-height:1}
.cap-cell .lbl{font-size:.86rem;color:var(--text-muted);margin-top:8px;letter-spacing:.04em}

/* ===== Service offering card ===== */
.service-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:30px;transition:all var(--transition);box-shadow:var(--shadow-sm);
  display:flex;flex-direction:column;height:100%;
}
.service-card:hover{box-shadow:var(--shadow);transform:translateY(-2px);border-color:#c8d2e2}
.service-card .icon-lg{
  width:60px;height:60px;border-radius:14px;
  background:linear-gradient(135deg,var(--navy),var(--cyan-deep));
  color:#fff;display:flex;align-items:center;justify-content:center;
  font-size:1.6rem;font-weight:800;margin-bottom:20px;
}
.service-card h3{font-size:1.15rem}

/* ===== Before/After cards ===== */
.ba-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;box-shadow:var(--shadow-sm);
}
.ba-card .ba-row{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:16px}
.ba-card .ba-tag{
  text-align:center;padding:30px 14px;border-radius:8px;
  font-weight:700;letter-spacing:.06em;font-size:.78rem;
}
.ba-card .ba-before{background:#fee;color:#a33;border:1px dashed #f3b8b8}
.ba-card .ba-after{background:#e6f9ec;color:#176b35;border:1px dashed #a9d9b7}

/* ===== Video embeds ===== */
.video-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.video-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;box-shadow:var(--shadow-sm);transition:all var(--transition);
}
.video-card:hover{transform:translateY(-2px);box-shadow:var(--shadow)}
.video-wrap{position:relative;width:100%;padding-top:56.25%;background:var(--navy)}
.video-wrap iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.video-card-body{padding:18px 22px}
.video-card-body h4{margin:0 0 6px;color:var(--navy);font-size:1.02rem}
.video-card-body p{margin:0;color:var(--text-muted);font-size:.9rem}

.video-hero{
  position:relative;width:100%;padding-top:56.25%;border-radius:var(--radius);
  overflow:hidden;background:var(--navy);box-shadow:var(--shadow-lg);
}
.video-hero iframe{position:absolute;inset:0;width:100%;height:100%;border:0}

.youtube-cta{
  background:linear-gradient(135deg,#ff0000 0%,#cc0000 100%);
  color:#fff;padding:18px 26px;border-radius:12px;
  display:inline-flex;align-items:center;gap:12px;
  font-weight:600;text-decoration:none;transition:all var(--transition);
  box-shadow:var(--shadow);
}
.youtube-cta:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg);color:#fff}
.youtube-cta .yt-icon{
  width:32px;height:22px;border-radius:5px;background:#fff;
  display:inline-flex;align-items:center;justify-content:center;
  color:#cc0000;font-weight:900;font-size:.85rem;
}

/* ===== Solution category tag ===== */
.solution-tag{
  display:inline-block;padding:5px 10px;border-radius:6px;
  font-size:.72rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;
  background:var(--teal-tint);color:var(--cyan-deep);margin-bottom:14px;
}

/* ===== Responsive ===== */
@media (max-width: 960px){
  .services-grid{grid-template-columns:1fr !important}
  .hero{padding:80px 0 70px}
  .hero-inner{grid-template-columns:1fr;gap:40px}
  .hero-visual{height:auto;min-height:280px}
  .two-col{grid-template-columns:1fr;gap:30px}
  .grid-3,.grid-4,.process,.stats-band .grid,.video-grid{grid-template-columns:repeat(2,1fr)}
  .cap-strip{grid-template-columns:repeat(2,1fr)}
  .cap-cell{border-right:0;border-bottom:1px solid var(--line)}
  .cap-cell:nth-child(odd){border-right:1px solid var(--line)}
  .cap-cell:nth-last-child(-n+2){border-bottom:0}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .client-grid{grid-template-columns:repeat(3,1fr)}
  .contact-grid{grid-template-columns:1fr}
  section{padding:60px 0}
}
/* Tablet + mobile: collapse nav to hamburger to prevent overlap */
@media (max-width: 900px){
  .nav-toggle{display:block}
  .menu{
    display:none;position:absolute;top:100%;left:0;right:0;
    background:#fff;border-bottom:1px solid var(--line);
    flex-direction:column;padding:14px;gap:4px;
    box-shadow:0 8px 24px rgba(0,0,0,.08);max-height:80vh;overflow-y:auto;
  }
  .menu.open{display:flex}
  .menu a{padding:12px 16px;border-radius:8px;width:100%;font-size:.98rem}
  .menu a.active::after{display:none}
  .nav{position:relative}
}
@media (max-width: 640px){
  .brand-mark{height:46px}
  .brand-mark img{max-width:200px}
  .grid-2,.grid-3,.grid-4,.process,.stats-band .grid,.video-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .client-grid{grid-template-columns:repeat(2,1fr)}
  .spec-list{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
  .topbar-contact{font-size:.78rem;gap:12px}
  h1{font-size:2rem}
  h2{font-size:1.5rem}
}