:root {
  --navy: #0B1F3A;
  --navy-2: #12305A;
  --orange: #FF6A13;
  --orange-dark: #D9560A;
  --white: #FFFFFF;
  --grey: #F2F4F7;
  --silver: #C9D1DC;
  --text: #25324A;
  --muted: #5C6B82;
  --line: #E1E6EE;
  --radius: 10px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 76px; }
body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, "Segoe UI", Arial, sans-serif;
  color: var(--text);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; }
h1, h2, h3 { font-family: Montserrat, Inter, Arial, sans-serif; color: var(--navy); line-height: 1.15; margin: 0 0 .5em; letter-spacing: -.01em; }
.container { width: min(1120px, 100% - 32px); margin-inline: auto; }
:focus-visible { outline: 3px solid var(--orange); outline-offset: 2px; }

/* Buttons */
.btn {
  display: inline-block; border: 0; cursor: pointer; text-decoration: none;
  font: 600 15px/1 Inter, Arial, sans-serif;
  padding: 14px 22px; border-radius: 8px; transition: background .15s, transform .05s;
}
.btn:active { transform: translateY(1px); }
.btn-accent { background: var(--orange); color: var(--navy); }
.btn-accent:hover { background: #FF7F33; }
.btn-outline { border: 2px solid rgba(255,255,255,.5); color: var(--white); background: transparent; padding: 12px 20px; }
.btn-outline:hover { border-color: var(--white); }
.btn.block { display: block; width: 100%; }
.btn[disabled] { opacity: .6; cursor: default; }

/* Header */
.site-header { position: sticky; top: 0; z-index: 20; background: var(--navy); border-bottom: 1px solid rgba(255,255,255,.08); }
.header-inner { display: flex; align-items: center; gap: 20px; height: 68px; }
.brand { display: flex; align-items: center; margin-right: auto; }
.brand img { height: 40px; width: auto; }
.main-nav { display: none; gap: 26px; }
.main-nav a { color: #C9D3E3; text-decoration: none; font-weight: 500; font-size: 15px; }
.main-nav a:hover { color: var(--white); }
.request-toggle { padding: 11px 16px; display: flex; align-items: center; gap: 8px; }
.count {
  background: var(--navy); color: var(--white); border-radius: 999px;
  min-width: 22px; height: 22px; padding: 0 6px; display: inline-grid; place-items: center; font-size: 13px; font-weight: 700;
}

/* Hero: the right side is a piece of hi-vis vest fabric with two reflective bands */
.hero { position: relative; background: var(--navy); color: var(--white); overflow: hidden; }
.hero-inner { position: relative; z-index: 2; padding: 56px 0 28px; }
.hero h1 { color: var(--white); font-size: clamp(38px, 8.5vw, 72px); font-weight: 800; letter-spacing: -.025em; margin-bottom: 18px; }
.lead { color: #C9D3E3; font-size: clamp(16px, 2.4vw, 19px); max-width: 540px; margin: 0 0 28px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }

.hero-visual {
  position: relative; height: 130px; margin-top: 20px; background: var(--orange); overflow: hidden;
  clip-path: polygon(0 28%, 100% 0, 100% 100%, 0 100%);
}
.band {
  position: absolute; left: 0; right: 0; height: 15%;
  background:
    radial-gradient(circle, rgba(255,255,255,.95) 0 1px, transparent 1.7px) 0 0 / 7px 7px,
    linear-gradient(#BFC8D5, #E9EEF4 50%, #BFC8D5);
}
.b1 { top: 38%; }
.b2 { top: 68%; }
.sheen {
  position: absolute; inset: 0;
  background: linear-gradient(100deg, transparent 38%, rgba(255,255,255,.7) 50%, transparent 62%);
  transform: translateX(-130%);
  animation: sheen 1.9s .5s ease-out 1 forwards;
}
@keyframes sheen { to { transform: translateX(130%); } }

/* Steps */
.steps { background: var(--grey); border-bottom: 1px solid var(--line); }
.steps-grid { display: grid; gap: 14px; padding: 22px 0; }
.step { display: flex; gap: 14px; align-items: flex-start; }
.step p { margin: 2px 0 0; color: var(--muted); font-size: 14px; }
.num { flex: none; width: 32px; height: 32px; border-radius: 50%; background: var(--navy); color: var(--white); display: grid; place-items: center; font-weight: 700; font-size: 14px; }

/* Sections */
.section { padding: 64px 0; }
.section h2, .oem-copy h2 { font-size: clamp(26px, 4.6vw, 38px); font-weight: 800; }
.section-sub { color: var(--muted); max-width: 600px; margin: 0 0 28px; }

/* Category tiles */
.cats { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; margin-bottom: 26px; }
.cat {
  display: flex; align-items: center; gap: 12px; text-align: left; cursor: pointer;
  border: 1px solid var(--line); border-radius: var(--radius); background: var(--white); color: var(--navy);
  padding: 12px 14px; font: 600 14px/1.25 Inter, Arial, sans-serif; transition: border-color .15s, background .15s;
}
.cat svg { flex: none; width: 26px; height: 26px; stroke: currentColor; fill: none; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.cat:hover { border-color: var(--navy); }
.cat[aria-pressed="true"] { background: var(--navy); border-color: var(--navy); color: var(--white); }
.cat[aria-pressed="true"] svg { stroke: var(--orange); }

/* Product grid */
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 18px; }
.card { border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: var(--white); display: flex; flex-direction: column; transition: border-color .15s; }
.card:hover { border-color: var(--navy); }
.card img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; background: var(--grey); }
.card-body { padding: 14px 16px 16px; display: flex; flex-direction: column; gap: 4px; flex: 1; }
.card-cat { color: var(--orange-dark); font-size: 13px; font-weight: 600; }
.card h3 { font-size: 16px; margin: 0; font-weight: 700; }
.card p { color: var(--muted); font-size: 14px; margin: 2px 0 12px; }
.card .btn { margin-top: auto; padding: 12px 14px; font-size: 14px; }
.card .btn.added { background: var(--navy); color: var(--white); }
.note { margin-top: 28px; color: var(--muted); }
.note a { color: var(--orange-dark); font-weight: 600; }

/* OEM */
.oem-band { background: var(--navy); color: var(--white); padding: 64px 0; }
.oem-band h2 { color: var(--white); }
.oem-band .section-sub { color: #C9D3E3; }
.oem { display: grid; gap: 36px; align-items: center; }
.ticks { list-style: none; padding: 0; margin: 0 0 26px; display: grid; gap: 10px; }
.ticks li { padding-left: 30px; position: relative; font-weight: 500; }
.ticks li::before {
  content: ""; position: absolute; left: 0; top: 3px; width: 20px; height: 20px; border-radius: 50%;
  background: var(--orange) url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'><path d='M5.5 10.5l3 3 6-6.5' fill='none' stroke='%230B1F3A' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'/></svg>") center / 100% no-repeat;
}
.oem-type { margin: 0; display: grid; gap: 4px; font: 800 clamp(34px, 7vw, 60px)/1.05 Montserrat, Arial, sans-serif; letter-spacing: -.02em; }
.oem-type .o { color: var(--orange); }

/* Contact */
.contact h2 { margin-bottom: .3em; }
.mail-link { display: inline-block; font: 700 clamp(20px, 4.8vw, 32px) Montserrat, Arial, sans-serif; color: var(--navy); text-decoration: none; border-bottom: 3px solid var(--orange); padding-bottom: 2px; word-break: break-all; }

/* Footer */
.site-footer { background: var(--navy); color: #C9D3E3; padding: 34px 0; border-top: 1px solid rgba(255,255,255,.08); }
.footer-inner { display: grid; gap: 10px; justify-items: start; }
.footer-inner img { height: 36px; width: auto; }
.footer-inner p { margin: 0; }
.small { font-size: 13px; opacity: .8; }

/* Request panel */
.overlay { position: fixed; inset: 0; background: rgba(11, 31, 58, .55); z-index: 30; }
.panel {
  position: fixed; top: 0; right: 0; height: 100%; width: min(440px, 100%); background: var(--white);
  z-index: 40; transform: translateX(100%); transition: transform .25s ease, visibility .25s; display: flex; flex-direction: column;
  visibility: hidden;
}
.panel.open { transform: translateX(0); visibility: visible; box-shadow: -8px 0 30px rgba(0,0,0,.2); }
.panel-head { display: flex; align-items: center; justify-content: space-between; padding: 16px 20px; border-bottom: 1px solid var(--line); }
.panel-head h3 { margin: 0; font-size: 18px; }
.icon-btn { border: 0; background: var(--grey); width: 38px; height: 38px; border-radius: 50%; font-size: 24px; line-height: 1; cursor: pointer; color: var(--navy); }
.panel-body { padding: 18px 20px 28px; overflow-y: auto; flex: 1; }
.req-list { list-style: none; margin: 0 0 18px; padding: 0; display: grid; gap: 10px; }
.req-item { display: grid; grid-template-columns: 56px 1fr auto; gap: 12px; align-items: center; border: 1px solid var(--line); border-radius: 10px; padding: 8px; }
.req-item img { width: 56px; height: 42px; object-fit: cover; border-radius: 6px; background: var(--grey); }
.req-name { font-weight: 600; font-size: 14px; line-height: 1.3; color: var(--navy); }
.qty { display: flex; align-items: center; gap: 6px; margin-top: 6px; }
.qty button { width: 28px; height: 28px; border-radius: 6px; border: 1px solid var(--line); background: var(--white); cursor: pointer; font-size: 16px; line-height: 1; color: var(--navy); }
.qty input { width: 52px; text-align: center; padding: 5px; border: 1px solid var(--line); border-radius: 6px; font: 600 14px Inter, Arial, sans-serif; }
.remove { border: 0; background: transparent; color: var(--muted); cursor: pointer; font-size: 13px; text-decoration: underline; }
.empty { color: var(--muted); margin: 0 0 18px; }

form label { display: block; font-weight: 600; font-size: 14px; margin-bottom: 12px; color: var(--navy); }
form input, form textarea {
  display: block; width: 100%; margin-top: 5px; padding: 11px 12px; border: 1px solid #CBD3DF; border-radius: 8px;
  font: 400 15px Inter, Arial, sans-serif; color: var(--text); background: var(--white);
}
form input:focus, form textarea:focus { outline: 2px solid var(--orange); outline-offset: 1px; border-color: var(--orange); }
.hint { font-size: 13px; color: var(--muted); margin: 0 0 12px; }
.error { background: #FDECEC; color: #A32020; padding: 10px 12px; border-radius: 8px; font-size: 14px; margin: 0 0 12px; }
.success { background: #E8F6EE; color: #17623A; padding: 14px; border-radius: 10px; font-weight: 500; }

@media (min-width: 720px) {
  .main-nav { display: flex; }
  .steps-grid { grid-template-columns: repeat(3, 1fr); }
  .cats { grid-template-columns: repeat(4, 1fr); }
  .oem { grid-template-columns: 1.1fr 1fr; gap: 64px; }
  .footer-inner { grid-template-columns: auto 1fr auto; align-items: center; justify-items: start; gap: 24px; }
  .footer-inner .small { justify-self: end; }
}
@media (min-width: 900px) {
  .hero { min-height: 520px; display: flex; align-items: center; }
  .hero-inner { padding: 84px 0; }
  .hero-copy { max-width: 560px; }
  .hero-visual {
    position: absolute; top: 0; right: 0; bottom: 0; width: 38%; height: auto; margin: 0;
    clip-path: polygon(22% 0, 100% 0, 100% 100%, 0 100%);
  }
  .band { height: 11%; }
  .b1 { top: 34%; }
  .b2 { top: 58%; }
}
@media (min-width: 1100px) { .cats { grid-template-columns: repeat(8, 1fr); } .cat { flex-direction: column; align-items: flex-start; gap: 10px; } }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .panel { transition: none; }
  .sheen { animation: none; opacity: 0; }
}