:root {
  --ink: #0f172a;
  --ink-soft: #1e293b;
  --steel: #334155;
  --steel-light: #64748b;
  --line: #e2e8f0;
  --paper: #f8fafc;
  --white: #ffffff;
  --accent: #f97316;
  --accent-dark: #c2410c;
  --radius: 10px;
  --shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
  --container: 1180px;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: 'Source Sans 3', system-ui, -apple-system, sans-serif;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img, video { max-width: 100%; display: block; }

h1, h2, h3, .eyebrow {
  font-family: 'Bebas Neue', 'Source Sans 3', sans-serif;
  letter-spacing: 0.02em;
  line-height: 1.05;
  text-transform: uppercase;
}

h1, h2 {
  text-wrap: balance;
}

a, button {
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}

.skip-link {
  position: absolute;
  top: -100px;
  left: 12px;
  z-index: 200;
  background: var(--white);
  color: var(--ink);
  padding: 12px 20px;
  border-radius: 8px;
  font-weight: 700;
  text-decoration: none;
  transition: top 200ms ease;
}

.skip-link:focus {
  top: 12px;
}

a { color: inherit; }

.container {
  width: min(var(--container), 92%);
  margin-inline: auto;
}

section[id] {
  scroll-margin-top: 88px;
}

.visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

a:focus-visible,
button:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
}

/* ---------- Header ---------- */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: calc(18px + env(safe-area-inset-top, 0px)) clamp(16px, 4vw, 48px) 18px;
  background: linear-gradient(to bottom, rgba(15,23,42,0.85), transparent);
  transition: background 200ms ease, padding 200ms ease;
}

.site-header.is-scrolled {
  background: rgba(15, 23, 42, 0.96);
  backdrop-filter: blur(6px);
  padding-block: 12px;
  box-shadow: 0 2px 20px rgba(0,0,0,0.25);
}

.brand {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-family: 'Bebas Neue', sans-serif;
  font-size: 1.6rem;
  color: var(--white);
  text-decoration: none;
  letter-spacing: 0.03em;
}

.brand span { color: var(--accent); }

.main-nav {
  display: flex;
  align-items: center;
  gap: clamp(16px, 2.5vw, 36px);
}

.main-nav a {
  color: rgba(255,255,255,0.88);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  padding: 6px 2px;
  border-bottom: 2px solid transparent;
  transition: border-color 200ms ease, color 200ms ease;
}

.main-nav a:hover { color: var(--white); border-color: var(--accent); }

.nav-cta {
  background: var(--accent-dark);
  color: var(--white) !important;
  padding: 10px 20px !important;
  border-radius: 999px;
  border-bottom: none !important;
  font-weight: 700 !important;
}

.nav-cta:hover { background: #9a3412; }

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid rgba(255,255,255,0.4);
  border-radius: 8px;
  padding: 8px 10px;
  cursor: pointer;
}

.nav-toggle svg { width: 22px; height: 22px; stroke: var(--white); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
  background: var(--ink);
  isolation: isolate;
}

.hero-media {
  position: absolute;
  inset: 0;
  z-index: -2;
}

.hero-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  opacity: 0;
  transition: opacity 2.4s ease-in-out;
}

.hero-video.is-active { opacity: 1; }

.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(180deg, rgba(15,23,42,0.55) 0%, rgba(15,23,42,0.35) 40%, rgba(15,23,42,0.85) 100%);
}

.hero-content {
  padding: clamp(96px, 16vh, 140px) 20px clamp(28px, 6vh, 64px);
  max-width: 880px;
}

.eyebrow {
  color: var(--accent);
  font-size: 1.05rem;
  letter-spacing: 0.18em;
  margin-bottom: 18px;
  font-family: 'Source Sans 3', sans-serif;
  font-weight: 700;
  text-transform: uppercase;
}

.hero h1 {
  color: var(--white);
  font-size: clamp(2.6rem, 7vw, 5.2rem);
  margin: 0 0 22px;
}

.hero-subtitle {
  color: rgba(255,255,255,0.88);
  font-size: clamp(1.05rem, 2vw, 1.3rem);
  max-width: 620px;
  margin: 0 auto 38px;
  font-weight: 400;
}

.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 15px 30px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 1rem;
  text-decoration: none;
  cursor: pointer;
  border: 2px solid transparent;
  transition: transform 150ms ease, background 200ms ease, border-color 200ms ease, color 200ms ease;
}

.btn:hover { transform: translateY(-2px); }

.btn-primary {
  background: var(--accent-dark);
  color: var(--white);
}
.btn-primary:hover { background: #9a3412; }

.btn-outline {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.55);
}
.btn-outline:hover { border-color: var(--white); background: rgba(255,255,255,0.08); }

.hero-stats {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 32px;
  padding-top: 20px;
  border-top: 1px solid rgba(255,255,255,0.2);
}

.hero-stat b {
  display: block;
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  color: var(--white);
}

.hero-stat span {
  color: rgba(255,255,255,0.75);
  font-size: 0.85rem;
  letter-spacing: 0.03em;
}

.hero-media-toggle {
  position: absolute;
  bottom: 28px;
  right: clamp(16px, 4vw, 48px);
  z-index: 2;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.4);
  background: rgba(15,23,42,0.5);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background 200ms ease, border-color 200ms ease;
}

.hero-media-toggle:hover {
  background: rgba(15,23,42,0.75);
  border-color: rgba(255,255,255,0.7);
}

.hero-media-toggle svg { width: 16px; height: 16px; }

.hero-scroll-cue {
  position: absolute;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  color: rgba(255,255,255,0.75);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  text-decoration: none;
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  animation: bob 2.4s ease-in-out infinite;
}

.hero-scroll-cue svg { width: 20px; height: 20px; }

@keyframes bob {
  0%, 100% { transform: translate(-50%, 0); }
  50% { transform: translate(-50%, 6px); }
}

/* ---------- Sections ---------- */
section { padding: clamp(64px, 9vw, 110px) 0; }

.section-head {
  max-width: 680px;
  margin: 0 0 48px;
}

.section-head.center { margin-inline: auto; text-align: center; }

.section-eyebrow {
  color: var(--accent-dark);
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-size: 0.85rem;
  margin-bottom: 12px;
  display: block;
}

.section-head h2 {
  font-size: clamp(2rem, 4vw, 2.8rem);
  margin: 0 0 16px;
  color: var(--ink);
}

.section-head p {
  color: var(--steel);
  font-size: 1.08rem;
  margin: 0;
}

/* About / value props */
.about {
  background: var(--white);
}

.about-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: clamp(32px, 6vw, 72px);
  align-items: center;
}

.about-copy p {
  color: var(--steel);
  font-size: 1.05rem;
  margin: 0 0 16px;
}

.value-props {
  display: grid;
  gap: 22px;
  margin-top: 8px;
}

.value-prop {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.value-prop .icon {
  flex: none;
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: rgba(249, 115, 22, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
}

.value-prop .icon svg { width: 22px; height: 22px; stroke: var(--accent-dark); }

.value-prop h3 {
  font-family: 'Source Sans 3', sans-serif;
  text-transform: none;
  font-size: 1.05rem;
  font-weight: 700;
  margin: 0 0 4px;
  color: var(--ink);
}

.value-prop p {
  margin: 0;
  color: var(--steel);
  font-size: 0.98rem;
}

.about-figure {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  aspect-ratio: 4 / 3;
}

.about-figure img { width: 100%; height: 100%; object-fit: cover; }

.about-figure .tag {
  position: absolute;
  bottom: 18px;
  left: 18px;
  background: rgba(15,23,42,0.85);
  color: var(--white);
  padding: 10px 16px;
  border-radius: 8px;
  font-size: 0.85rem;
  font-weight: 600;
}

/* Product categories */
.products {
  background: var(--ink);
  color: var(--white);
}

.products .section-eyebrow { color: var(--accent); }
.products .section-head h2 { color: var(--white); }
.products .section-head p { color: rgba(255,255,255,0.72); }

.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.product-card {
  background: var(--ink-soft);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius);
  padding: 30px 26px;
  transition: border-color 200ms ease, transform 200ms ease;
}

.product-card:hover {
  border-color: var(--accent);
  transform: translateY(-4px);
}

.product-card .num {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 2.4rem;
  color: rgba(255,255,255,0.5);
  display: block;
  margin-bottom: 8px;
}

.product-card h3 {
  font-family: 'Source Sans 3', sans-serif;
  text-transform: none;
  font-size: 1.25rem;
  font-weight: 700;
  margin: 0 0 10px;
  color: var(--white);
}

.product-card p {
  color: rgba(255,255,255,0.72);
  font-size: 0.98rem;
  margin: 0 0 18px;
}

.product-specs {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 8px;
  font-size: 0.9rem;
  color: rgba(255,255,255,0.85);
}

.product-specs li {
  display: flex;
  justify-content: space-between;
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 8px;
}

.product-specs li:first-child { border-top: none; padding-top: 0; }
.product-specs b { color: var(--white); font-weight: 700; }

/* Why us */
.why-us {
  background: var(--paper);
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.why-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px 22px;
  text-align: left;
}

.why-card .icon {
  width: 46px;
  height: 46px;
  border-radius: 10px;
  background: rgba(15,23,42,0.06);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}

.why-card .icon svg { width: 24px; height: 24px; stroke: var(--ink); }

.why-card h3 {
  font-family: 'Source Sans 3', sans-serif;
  text-transform: none;
  font-size: 1.05rem;
  font-weight: 700;
  margin: 0 0 8px;
  color: var(--ink);
}

.why-card p {
  margin: 0;
  color: var(--steel);
  font-size: 0.95rem;
}

/* Stats strip */
.stats-strip {
  background: var(--accent-dark);
  color: var(--white);
  padding: 40px 0;
}

.stats-strip .container {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  text-align: center;
}

.stats-strip b {
  display: block;
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(1.8rem, 3vw, 2.6rem);
}

.stats-strip span {
  font-size: 0.85rem;
  letter-spacing: 0.03em;
}

/* Contact / CTA */
.contact {
  background: var(--white);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(32px, 6vw, 64px);
}

.contact-info {
  background: var(--ink);
  color: var(--white);
  border-radius: var(--radius);
  padding: clamp(28px, 4vw, 44px);
}

.contact-info h2 {
  color: var(--white);
  font-size: clamp(1.8rem, 3vw, 2.3rem);
  margin: 0 0 14px;
}

.contact-info p {
  color: rgba(255,255,255,0.78);
  margin: 0 0 28px;
}

.contact-list {
  list-style: none;
  padding: 0;
  margin: 0 0 28px;
  display: grid;
  gap: 18px;
}

.contact-list li {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}

.contact-list .icon {
  flex: none;
  width: 38px;
  height: 38px;
  border-radius: 8px;
  background: rgba(249,115,22,0.16);
  display: flex;
  align-items: center;
  justify-content: center;
}

.contact-list .icon svg { width: 19px; height: 19px; stroke: var(--accent); }

.contact-list b { display: block; font-size: 0.95rem; }
.contact-list span { color: rgba(255,255,255,0.72); font-size: 0.9rem; }

.contact-form {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: clamp(24px, 4vw, 36px);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}

.field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 16px; }

.field label {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--ink);
}

.field input,
.field select,
.field textarea {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px 14px;
  font-family: inherit;
  font-size: 0.98rem;
  color: var(--ink);
  background: var(--white);
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(249,115,22,0.15);
}

.contact-form .btn { width: 100%; justify-content: center; margin-top: 4px; }

.form-note {
  font-size: 0.82rem;
  color: var(--steel-light);
  margin: 12px 0 0;
}

/* Footer */
.site-footer {
  background: var(--ink);
  color: rgba(255,255,255,0.7);
  padding: 48px 0 24px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 32px;
  padding-bottom: 32px;
  border-bottom: 1px solid rgba(255,255,255,0.12);
}

.footer-brand .brand { margin-bottom: 12px; }
.footer-brand p { max-width: 320px; font-size: 0.92rem; }

.footer-col h3 {
  color: var(--white);
  font-family: 'Source Sans 3', sans-serif;
  text-transform: none;
  font-size: 0.95rem;
  margin: 0 0 14px;
}

.footer-col ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.footer-col a { color: rgba(255,255,255,0.7); text-decoration: none; font-size: 0.92rem; }
.footer-col a:hover { color: var(--white); }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 20px;
  font-size: 0.82rem;
  flex-wrap: wrap;
  gap: 10px;
}

.footer-bottom a { color: rgba(255,255,255,0.7); text-decoration: none; }

@media (max-height: 960px) {
  .hero-stats { display: none; }
  .hero-content { padding-top: clamp(88px, 14vh, 120px); }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  .hero-video { transition: none; }
  .hero-scroll-cue { animation: none; }
  .btn, .product-card { transition: none; }
}

/* Responsive */
@media (max-width: 1024px) {
  .about-grid { grid-template-columns: 1fr; }
  .about-figure { order: -1; }
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .why-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-strip .container { grid-template-columns: repeat(2, 1fr); row-gap: 28px; }
  .contact-grid { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  .main-nav { display: none; }
  .nav-toggle { display: inline-flex; }
  .hero-stats { grid-template-columns: 1fr; gap: 18px; }
  .product-grid { grid-template-columns: 1fr; }
  .why-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
}