/* Sabir Steels Almirah — original design
   Palette: deep navy / steel blue + amber accent (deliberately distinct from typical red/white almirah sites) */

:root {
  --navy-900: #081A2E;
  --navy-800: #0B2340;
  --navy-700: #123152;
  --steel-600: #2C4C6E;
  --steel-300: #8FA6BD;
  --steel-100: #DCE6F0;
  --bg: #F4F7FA;
  --card: #FFFFFF;
  --amber: #F5A623;
  --amber-deep: #D9820A;
  --ink: #14273B;
  --ink-soft: #46617A;
  --wa: #25D366;
  --radius: 16px;
  --shadow: 0 12px 32px rgba(8, 26, 46, .10);
  --shadow-lg: 0 24px 60px rgba(8, 26, 46, .18);
  --font-head: "Sora", system-ui, sans-serif;
  --font-body: "Inter", system-ui, sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; }
body {
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, .contact-name { font-family: var(--font-head); line-height: 1.15; letter-spacing: -.02em; }

.container { width: min(1180px, 92%); margin-inline: auto; }
.container.narrow { width: min(820px, 92%); }
.section { padding: 96px 0; }

.eyebrow {
  font-family: var(--font-head);
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--amber-deep);
  margin-bottom: 12px;
}
.section-head { text-align: center; max-width: 640px; margin: 0 auto 52px; }
.section-head h2 { font-size: clamp(1.7rem, 3.4vw, 2.5rem); font-weight: 800; }
.section-sub { color: var(--ink-soft); margin-top: 14px; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font-family: var(--font-head); font-weight: 600; font-size: .95rem;
  padding: 14px 26px; border-radius: 999px;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
  cursor: pointer; border: 2px solid transparent;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: linear-gradient(135deg, var(--amber), var(--amber-deep)); color: var(--navy-900); box-shadow: 0 10px 26px rgba(245, 166, 35, .35); }
.btn-ghost { border-color: rgba(255,255,255,.45); color: #fff; }
.btn-ghost:hover { background: rgba(255,255,255,.12); }
.btn-ghost.dark { border-color: var(--steel-300); color: var(--navy-800); }
.btn-ghost.dark:hover { background: var(--steel-100); }
.btn-light { background: #fff; color: var(--navy-800); }
.btn-outline-light { border-color: rgba(255,255,255,.7); color: #fff; }
.btn-outline-light:hover { background: rgba(255,255,255,.14); }
.btn-wa { background: var(--wa); color: #06371a; box-shadow: 0 10px 26px rgba(37, 211, 102, .3); }

/* Header */
.site-header {
  position: fixed; inset: 0 0 auto; z-index: 100;
  background: rgba(8, 26, 46, .55);
  backdrop-filter: blur(12px);
  transition: background .3s ease, box-shadow .3s ease, padding .3s ease;
  padding: 14px 0;
}
.site-header.scrolled { background: rgba(8, 26, 46, .95); box-shadow: var(--shadow); padding: 8px 0; }
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.brand { display: flex; align-items: center; gap: 12px; }
.brand-mark {
  width: 44px; height: 44px; flex: 0 0 44px;
  display: grid; place-items: center;
  font-family: var(--font-head); font-weight: 800; font-size: 1.3rem; color: var(--navy-900);
  background: linear-gradient(135deg, var(--amber), var(--amber-deep));
  border-radius: 12px;
  box-shadow: 0 6px 16px rgba(245, 166, 35, .4);
}
.brand-text { font-family: var(--font-head); color: #fff; font-size: 1.05rem; line-height: 1.15; display: flex; flex-direction: column; }
.brand-text strong { font-weight: 700; }
.brand-text small { font-size: .64rem; font-weight: 500; letter-spacing: .14em; text-transform: uppercase; color: var(--steel-300); margin-top: 3px; }
.main-nav { display: flex; align-items: center; gap: 26px; }
.main-nav a { color: #E6EEF6; font-size: .92rem; font-weight: 500; position: relative; padding: 6px 0; }
.main-nav a:not(.nav-cta)::after {
  content: ""; position: absolute; left: 0; bottom: 0; width: 0; height: 2px;
  background: var(--amber); transition: width .25s ease;
}
.main-nav a:not(.nav-cta):hover::after, .main-nav a.active::after { width: 100%; }
.nav-cta { background: linear-gradient(135deg, var(--amber), var(--amber-deep)); color: var(--navy-900) !important; padding: 9px 20px; border-radius: 999px; font-weight: 700; }
.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: 0; cursor: pointer; padding: 8px; }
.nav-toggle span { width: 26px; height: 2.5px; background: #fff; border-radius: 2px; transition: .3s; }
.nav-toggle.open span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }

/* Hero banner slider */
.hero { background: var(--navy-900); color: #fff; padding-top: 64px; }
.banner-slider { position: relative; overflow: hidden; }
.banner-track { display: flex; transition: transform .8s cubic-bezier(.4, 0, .2, 1); }
.banner-slide {
  position: relative; flex: 0 0 100%;
  min-height: clamp(500px, 78vh, 680px);
  display: flex; align-items: center; overflow: hidden;
}
.banner-slide::before {
  content: ""; position: absolute; inset: 0; z-index: 0; opacity: .5; pointer-events: none;
  background-image: repeating-linear-gradient(115deg, transparent 0 46px, rgba(143,166,189,.07) 46px 47px);
}
.banner-slide.g1 { background: linear-gradient(160deg, var(--navy-900) 0%, var(--navy-700) 100%); }
.banner-slide.g2 { background: linear-gradient(140deg, var(--navy-800) 0%, var(--steel-600) 100%); }
.banner-slide.g3 { background: linear-gradient(160deg, #0E2A47 0%, #1E4E79 100%); }
.banner-slide.g4 { background: linear-gradient(135deg, var(--navy-900) 0%, #33587F 100%); }
.banner-slide.g5 { background: linear-gradient(150deg, var(--navy-700) 0%, var(--navy-900) 100%); }
.banner-slide.g6 { background: radial-gradient(900px 480px at 82% 18%, rgba(245,166,35,.28), transparent 70%), linear-gradient(160deg, var(--navy-800), var(--navy-900)); }
.banner-slide.g7 { background: radial-gradient(800px 500px at 88% 80%, rgba(245,166,35,.22), transparent 70%), linear-gradient(140deg, var(--navy-900), var(--steel-600)); }
.banner-photo { position: absolute; inset: 0; z-index: 1; width: 100%; height: 100%; object-fit: cover; }
.banner-scrim {
  position: absolute; inset: 0; z-index: 2;
  background: linear-gradient(100deg, rgba(8,26,46,.92) 0%, rgba(8,26,46,.66) 42%, rgba(8,26,46,.12) 85%);
}
.banner-content { position: relative; z-index: 3; }
.banner-content h1, .banner-content h2 { font-size: clamp(1.9rem, 4.6vw, 3.2rem); font-weight: 800; margin: 14px 0 16px; max-width: 22ch; }
.banner-content .lead { color: var(--steel-100); font-size: 1.02rem; max-width: 52ch; }
.banner-content .eyebrow { margin-bottom: 4px; }
.accent-word { color: var(--amber); position: relative; white-space: nowrap; }
.accent-word::after { content: ""; position: absolute; left: 0; right: 0; bottom: 4px; height: 8px; background: rgba(245,166,35,.25); border-radius: 4px; z-index: -1; }
.inline-phone { color: var(--amber); }
.inline-phone:hover { color: #fff; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin: 26px 0 20px; }
.hero-points { list-style: none; display: flex; flex-wrap: wrap; gap: 10px 22px; }
.hero-points li { color: var(--steel-100); font-size: .88rem; display: flex; align-items: center; gap: 8px; }
.hero-points li::before { content: ""; width: 7px; height: 7px; border-radius: 2px; background: var(--amber); transform: rotate(45deg); flex: 0 0 7px; }

.banner-arrow {
  position: absolute; top: 50%; transform: translateY(-50%); z-index: 4;
  width: 46px; height: 46px; border-radius: 50%; border: 1px solid rgba(255,255,255,.35);
  background: rgba(8,26,46,.45); color: #fff; font-size: 1.15rem; cursor: pointer;
  backdrop-filter: blur(6px); transition: background .25s ease, transform .25s ease;
  display: grid; place-items: center;
}
.banner-arrow:hover { background: var(--amber-deep); transform: translateY(-50%) scale(1.08); }
.banner-arrow.prev { left: 18px; }
.banner-arrow.next { right: 18px; }
.banner-dots { position: absolute; bottom: 20px; left: 50%; transform: translateX(-50%); z-index: 4; display: flex; gap: 10px; }
.banner-dots .dot { background: rgba(255,255,255,.45); }
.banner-dots .dot.active { background: var(--amber); }

.hero-frame {
  position: relative; aspect-ratio: 4 / 5; border-radius: 22px; overflow: hidden;
  background: linear-gradient(150deg, var(--steel-600), var(--navy-700));
  border: 1px solid rgba(143,166,189,.35);
  box-shadow: var(--shadow-lg);
}
.hero-frame.tall { aspect-ratio: 4 / 5; }
.hero-frame .photo { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.frame-placeholder { position: absolute; inset: 0; display: none; flex-direction: column; align-items: center; justify-content: center; gap: 14px; color: var(--steel-300); font-size: .8rem; letter-spacing: .08em; }
.hero-frame.no-photo .frame-placeholder, .product-media.no-photo .frame-placeholder { display: flex; }
.hero-frame.no-photo .photo, .product-media.no-photo img { display: none; }
.frame-placeholder svg { width: 46%; max-width: 180px; stroke: rgba(220,230,240,.55); fill: none; stroke-width: 3; }

.marquee { border-top: 1px solid rgba(143,166,189,.25); background: rgba(8,26,46,.6); overflow: hidden; padding: 14px 0; }
.marquee-track { display: flex; gap: 34px; width: max-content; animation: scroll-x 26s linear infinite; }
.marquee-track span { font-family: var(--font-head); font-size: .82rem; letter-spacing: .16em; text-transform: uppercase; color: var(--steel-100); white-space: nowrap; }
.marquee-track i { color: var(--amber); font-style: normal; }
@keyframes scroll-x { to { transform: translateX(-50%); } }

/* Stats */
.stats { background: var(--card); box-shadow: var(--shadow); position: relative; z-index: 2; }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); padding: 44px 0; gap: 20px; }
.stat { text-align: center; }
.stat h3 { font-size: clamp(1.8rem, 3vw, 2.4rem); font-weight: 800; color: var(--navy-800); }
.stat h3 .counter { color: var(--amber-deep); }
.stat p { color: var(--ink-soft); font-size: .88rem; margin-top: 4px; }
.stat + .stat { border-left: 1px solid var(--steel-100); }

/* Products */
.products { background: var(--bg); }
.filter-tabs { display: flex; justify-content: center; gap: 10px; margin-bottom: 44px; flex-wrap: wrap; }
.tab {
  font-family: var(--font-head); font-weight: 600; font-size: .88rem;
  padding: 10px 24px; border-radius: 999px; border: 1.5px solid var(--steel-300);
  background: transparent; color: var(--ink-soft); cursor: pointer; transition: .25s;
}
.tab:hover { border-color: var(--navy-700); color: var(--navy-800); }
.tab.active { background: var(--navy-800); border-color: var(--navy-800); color: #fff; }
.product-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.product-card {
  background: var(--card); border-radius: var(--radius); overflow: hidden;
  box-shadow: var(--shadow); border: 1px solid var(--steel-100);
  display: flex; flex-direction: column; padding: 18px 18px 22px;
  transition: transform .3s ease, box-shadow .3s ease, opacity .3s ease;
}
.product-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }
.product-card.hidden { display: none; }
.product-media { position: relative; aspect-ratio: 4 / 5; border-radius: 12px; overflow: hidden; background: linear-gradient(160deg, #EAF1F8, #D6E2EE); margin-bottom: 18px; }
.product-media img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.product-card:hover .product-media img { transform: scale(1.05); }
.product-media .frame-placeholder svg { stroke: var(--steel-600); opacity: .55; }
.product-media .frame-placeholder { color: var(--steel-600); }
.badge {
  position: absolute; top: 12px; left: 12px; z-index: 2;
  font-family: var(--font-head); font-size: .7rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase;
  background: var(--navy-800); color: #fff; padding: 6px 12px; border-radius: 999px;
}
.badge.accent { background: linear-gradient(135deg, var(--amber), var(--amber-deep)); color: var(--navy-900); }
.product-card h3 { font-size: 1.12rem; font-weight: 700; color: var(--navy-800); margin-bottom: 8px; }
.product-card p { color: var(--ink-soft); font-size: .92rem; flex: 1; }
.card-enquiry { margin-top: 16px; font-family: var(--font-head); font-weight: 600; font-size: .88rem; color: var(--amber-deep); transition: color .2s; }
.card-enquiry:hover { color: var(--navy-800); }

/* Why */
.why { background: linear-gradient(170deg, var(--navy-900), var(--navy-700)); color: #fff; }
.why .section-head h2 { color: #fff; }
.why-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.why-card {
  background: rgba(255,255,255,.05); border: 1px solid rgba(143,166,189,.25);
  border-radius: var(--radius); padding: 30px 26px;
  transition: transform .3s ease, background .3s ease, border-color .3s ease;
}
.why-card:hover { transform: translateY(-6px); background: rgba(255,255,255,.09); border-color: rgba(245,166,35,.55); }
.why-num { font-family: var(--font-head); font-weight: 800; font-size: 1rem; color: var(--amber); letter-spacing: .1em; display: block; margin-bottom: 14px; }
.why-card h3 { font-size: 1.1rem; margin-bottom: 10px; }
.why-card p { color: var(--steel-100); font-size: .92rem; }

/* About */
.about { background: var(--card); }
.about-inner { display: grid; grid-template-columns: .9fr 1.1fr; gap: 60px; align-items: center; }
.about-visual .hero-frame { background: linear-gradient(150deg, #DCE6F0, #B9CBDD); border-color: var(--steel-100); }
.about-copy h2 { font-size: clamp(1.6rem, 3vw, 2.3rem); font-weight: 800; color: var(--navy-800); margin-bottom: 20px; }
.about-copy p { color: var(--ink-soft); margin-bottom: 14px; }
.about-copy strong { color: var(--navy-800); }
.about-checks { list-style: none; margin-top: 22px; display: grid; gap: 10px; }
.about-checks li { padding-left: 30px; position: relative; font-weight: 500; color: var(--navy-800); font-size: .95rem; }
.about-checks li::before {
  content: "✓"; position: absolute; left: 0; top: 1px;
  width: 20px; height: 20px; border-radius: 6px; font-size: .72rem; font-weight: 700;
  background: rgba(245,166,35,.18); color: var(--amber-deep);
  display: grid; place-items: center;
}

/* Process */
.process { background: var(--bg); }
.process-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 26px; position: relative; }
.process-steps::before { content: ""; position: absolute; top: 24px; left: 12%; right: 12%; height: 2px; background: repeating-linear-gradient(90deg, var(--steel-300) 0 10px, transparent 10px 20px); }
.step { position: relative; text-align: center; padding: 0 8px; }
.step-dot {
  position: relative; z-index: 2; display: grid; place-items: center;
  width: 50px; height: 50px; margin: 0 auto 18px; border-radius: 50%;
  font-family: var(--font-head); font-weight: 800; font-size: 1.1rem; color: var(--navy-900);
  background: linear-gradient(135deg, var(--amber), var(--amber-deep));
  box-shadow: 0 8px 20px rgba(245,166,35,.35);
}
.step h3 { font-size: 1.02rem; color: var(--navy-800); margin-bottom: 8px; }
.step p { color: var(--ink-soft); font-size: .88rem; }

/* Reviews */
.reviews { background: var(--card); }
.slider { max-width: 760px; margin: 0 auto; overflow: hidden; }
.slides { display: flex; transition: transform .6s cubic-bezier(.4, 0, .2, 1); }
.slide {
  flex: 0 0 100%; padding: 36px 44px; text-align: center;
  background: var(--bg); border: 1px solid var(--steel-100); border-radius: var(--radius);
}
.slide p { font-size: 1.08rem; color: var(--navy-800); font-weight: 500; line-height: 1.7; }
.slide footer { margin-top: 18px; color: var(--ink-soft); font-size: .88rem; }
.slide cite { font-family: var(--font-head); font-style: normal; font-weight: 700; color: var(--amber-deep); }
.slider-dots { display: flex; justify-content: center; gap: 10px; margin-top: 26px; }
.dot { width: 10px; height: 10px; border-radius: 50%; border: 0; background: var(--steel-300); cursor: pointer; transition: .3s; padding: 0; }
.dot.active { background: var(--amber-deep); transform: scale(1.35); }

/* FAQ */
.faq { background: var(--bg); }
.faq-list { display: grid; gap: 14px; }
details {
  background: var(--card); border: 1px solid var(--steel-100); border-radius: 14px;
  padding: 20px 24px; transition: box-shadow .3s ease;
}
details[open] { box-shadow: var(--shadow); }
summary {
  font-family: var(--font-head); font-weight: 600; font-size: 1rem; color: var(--navy-800);
  cursor: pointer; list-style: none; display: flex; justify-content: space-between; align-items: center; gap: 16px;
}
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; font-size: 1.5rem; font-weight: 400; color: var(--amber-deep); transition: transform .3s; line-height: 1; }
details[open] summary::after { transform: rotate(45deg); }
details p { margin-top: 12px; color: var(--ink-soft); font-size: .94rem; }
details p a { color: var(--amber-deep); font-weight: 600; }

/* CTA band */
.cta-band { background: linear-gradient(135deg, var(--navy-800), var(--steel-600)); color: #fff; padding: 74px 0; position: relative; overflow: hidden; }
.cta-band::before { content: ""; position: absolute; inset: -40% -10% auto auto; width: 520px; height: 520px; border-radius: 50%; background: radial-gradient(circle, rgba(245,166,35,.22), transparent 65%); }
.cta-inner { position: relative; text-align: center; }
.cta-inner h2 { font-size: clamp(1.5rem, 3.2vw, 2.2rem); font-weight: 800; margin-bottom: 12px; }
.cta-inner p { color: var(--steel-100); margin-bottom: 8px; }
.cta-inner .hero-actions { justify-content: center; }

/* Contact */
.contact { background: var(--card); }
.contact-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 28px; max-width: 940px; margin: 0 auto; }
.contact-card {
  background: linear-gradient(165deg, var(--navy-900), var(--navy-700)); color: #fff;
  border-radius: 22px; padding: 42px 40px; box-shadow: var(--shadow-lg);
}
.contact-card + .contact-card { background: var(--bg); color: var(--ink); border: 1px solid var(--steel-100); box-shadow: var(--shadow); }
.contact-label { font-family: var(--font-head); font-size: .72rem; font-weight: 700; letter-spacing: .18em; text-transform: uppercase; color: var(--amber); margin-bottom: 10px; }
.contact-card + .contact-card .contact-label { color: var(--amber-deep); }
.contact-name { font-size: 1.7rem; font-weight: 800; }
.contact-card h3 { font-size: 1.5rem; font-weight: 800; }
.contact-org { color: var(--steel-300); font-size: .95rem; margin: 4px 0 20px; }
.contact-card + .contact-card .contact-org { color: var(--ink-soft); }
.contact-phone {
  display: flex; width: max-content; align-items: center; gap: 12px;
  font-family: var(--font-head); font-size: 1.6rem; font-weight: 800; color: var(--amber);
  letter-spacing: .02em; margin-bottom: 6px; transition: color .2s;
}
.contact-phone:hover { color: #fff; }
.contact-phone svg { width: 26px; height: 26px; fill: currentColor; }
.contact-phone.alt { font-size: 1.2rem; color: var(--steel-300); }
.contact-phone.alt:hover { color: #fff; }
.contact-hours { font-size: .92rem; margin: 8px 0 4px; line-height: 1.9; }
.contact-card + .contact-card p:not(.contact-label):not(.contact-org):not(.contact-hours) { color: var(--ink-soft); }
.contact-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 24px; }

/* Footer */
.site-footer { background: var(--navy-900); color: var(--steel-100); padding: 64px 0 0; }
.footer-inner { display: grid; grid-template-columns: 1.3fr 1fr 1fr; gap: 44px; padding-bottom: 44px; }
.footer-brand p { font-size: .9rem; margin-top: 16px; max-width: 34ch; color: var(--steel-300); }
.footer-links { display: grid; align-content: start; gap: 10px; }
.footer-links a { font-size: .92rem; color: var(--steel-100); transition: color .2s; }
.footer-links a:hover { color: var(--amber); }
.footer-contact { font-size: .92rem; display: grid; align-content: start; gap: 6px; }
.footer-contact strong { color: #fff; font-family: var(--font-head); }
.footer-contact a { color: var(--amber); font-weight: 600; }
.footer-contact a:hover { color: #fff; }
.footer-bottom { border-top: 1px solid rgba(143,166,189,.2); padding: 20px 0; font-size: .8rem; color: var(--steel-300); }

/* Floating actions */
.floating-actions { position: fixed; right: 22px; bottom: 22px; display: flex; flex-direction: column; gap: 12px; z-index: 90; }
.fab {
  width: 56px; height: 56px; border-radius: 50%; display: grid; place-items: center;
  box-shadow: 0 10px 26px rgba(8,26,46,.35); transition: transform .25s ease;
}
.fab:hover { transform: scale(1.1); }
.fab svg { width: 26px; height: 26px; fill: #fff; }
.fab-wa { background: var(--wa); animation: pulse-green 2.6s infinite; }
.fab-call { background: linear-gradient(135deg, var(--amber), var(--amber-deep)); animation: pulse-amber 2.6s infinite .8s; }
.fab-call svg { fill: var(--navy-900); }
@keyframes pulse-green { 0% { box-shadow: 0 0 0 0 rgba(37,211,102,.45); } 70% { box-shadow: 0 0 0 16px rgba(37,211,102,0); } 100% { box-shadow: 0 0 0 0 rgba(37,211,102,0); } }
@keyframes pulse-amber { 0% { box-shadow: 0 0 0 0 rgba(245,166,35,.5); } 70% { box-shadow: 0 0 0 16px rgba(245,166,35,0); } 100% { box-shadow: 0 0 0 0 rgba(245,166,35,0); } }

/* Reveal animations */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in { opacity: 1; transform: none; }
.delay-1 { transition-delay: .12s; }
.delay-2 { transition-delay: .24s; }
.delay-3 { transition-delay: .36s; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .marquee-track, .float-chip, .fab { animation: none; }
  html { scroll-behavior: auto; }
}

/* Responsive */
@media (max-width: 1020px) {
  .banner-slide { min-height: clamp(460px, 70vh, 600px); }
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .why-grid { grid-template-columns: repeat(2, 1fr); }
  .about-inner { grid-template-columns: 1fr; gap: 40px; }
  .about-visual { max-width: 420px; margin-inline: auto; }
  .process-steps { grid-template-columns: repeat(2, 1fr); }
  .process-steps::before { display: none; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); row-gap: 32px; }
  .stat:nth-child(3) { border-left: 0; }
}
@media (max-width: 720px) {
  .section { padding: 72px 0; }
  .main-nav {
    position: fixed; inset: 0; background: rgba(8,26,46,.98);
    flex-direction: column; justify-content: center; gap: 26px;
    transform: translateX(100%); transition: transform .35s ease; z-index: 99;
  }
  .main-nav.open { transform: none; }
  .main-nav a { font-size: 1.2rem; }
  .nav-toggle { display: flex; z-index: 101; }
  .product-grid, .why-grid, .contact-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; gap: 32px; }
  .slide { padding: 28px 22px; }
  .banner-slide { min-height: 86vh; }
  .banner-scrim { background: linear-gradient(180deg, rgba(8,26,46,.55) 0%, rgba(8,26,46,.9) 60%); }
  .banner-arrow { display: none; }
  .contact-card { padding: 32px 26px; }
}