/* ============================================================
   Marpol Vehicles — design system
   Art direction: showroom-meets-workshop editorial.
   Graphite base, signal-orange accent, big grotesque display.
   ============================================================ */

:root{
  --ink:        #14171b;   /* deep graphite base */
  --ink-2:      #1b1f25;   /* panel */
  --ink-3:      #232830;   /* raised panel */
  --paper:      #f4f1ea;   /* warm off-white */
  --paper-dim:  #cfd3d8;
  --muted:      #9aa1aa;
  --line:       #e7e3da;   /* light line on dark (illustration stroke) */
  --hair:       rgba(244,241,234,0.12);
  --hair-dark:  rgba(20,23,27,0.12);
  --accent:     #e8531f;   /* signal orange */
  --accent-2:   #ff7a45;
  --accent-ink: #2a0f05;

  --maxw: 1180px;
  --gutter: clamp(1.2rem, 4vw, 3.2rem);

  --font: "Helvetica Neue", Arial, "Segoe UI", system-ui, sans-serif;

  --step--1: clamp(0.82rem, 0.8rem + 0.15vw, 0.92rem);
  --step-0:  clamp(1rem, 0.96rem + 0.25vw, 1.12rem);
  --step-1:  clamp(1.2rem, 1.1rem + 0.5vw, 1.45rem);
  --step-2:  clamp(1.5rem, 1.25rem + 1.2vw, 2.1rem);
  --step-3:  clamp(2.1rem, 1.6rem + 2.4vw, 3.4rem);
  --step-4:  clamp(2.8rem, 1.9rem + 4.4vw, 5.6rem);
}

/* ---------- reset ---------- */
*,*::before,*::after{ box-sizing:border-box; }
html{ -webkit-text-size-adjust:100%; scroll-behavior:smooth; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  *,*::before,*::after{ animation-duration:.001ms!important; animation-iteration-count:1!important; transition-duration:.001ms!important; }
}
body{
  margin:0;
  font-family:var(--font);
  font-size:var(--step-0);
  line-height:1.65;
  color:var(--paper);
  background:var(--ink);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3{ line-height:1.02; margin:0; letter-spacing:-0.02em; font-weight:800; }
p{ margin:0; }
img,svg{ max-width:100%; display:block; }
a{ color:inherit; }
ul,ol{ margin:0; padding:0; list-style:none; }

.wrap{ width:100%; max-width:var(--maxw); margin-inline:auto; padding-inline:var(--gutter); }

.visually-hidden{
  position:absolute!important; width:1px; height:1px; padding:0; margin:-1px;
  overflow:hidden; clip:rect(0 0 0 0); white-space:nowrap; border:0;
}
.skip-link{
  position:absolute; left:1rem; top:-3rem; z-index:200;
  background:var(--accent); color:#fff; padding:.6rem 1rem; border-radius:2px;
  font-weight:700; transition:top .2s;
}
.skip-link:focus{ top:1rem; }

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

/* ---------- shared bits ---------- */
.eyebrow{
  font-size:var(--step--1); text-transform:uppercase; letter-spacing:.28em;
  font-weight:700; color:var(--accent-2); margin-bottom:1.1rem;
}
.eyebrow.light{ color:var(--accent-ink); }

.accent{ color:var(--accent-2); }

.btn{
  display:inline-flex; align-items:center; gap:.4rem;
  font-weight:700; font-size:var(--step-0); letter-spacing:.01em;
  padding:.95rem 1.6rem; text-decoration:none; border:2px solid transparent;
  transition:transform .18s ease, background-color .2s ease, color .2s ease, border-color .2s ease;
}
.btn-primary{ background:var(--accent); color:#fff; }
.btn-primary:hover{ background:var(--accent-2); transform:translateY(-2px); }
.btn-ghost{ border-color:var(--hair); color:var(--paper); }
.btn-ghost:hover{ border-color:var(--paper); transform:translateY(-2px); }
.btn-ghost.light{ border-color:rgba(42,15,5,.35); color:var(--accent-ink); }
.btn-ghost.light:hover{ border-color:var(--accent-ink); }

.section-head{ max-width:38ch; margin-bottom:clamp(2.4rem,5vw,3.6rem); }
.section-head h2{ font-size:var(--step-3); }
.section-head.split{
  max-width:none; display:grid; gap:1.6rem;
  grid-template-columns:1fr; align-items:end;
}
.section-note{ color:var(--paper-dim); max-width:46ch; }

/* ---------- header ---------- */
.site-header{
  position:sticky; top:0; z-index:100;
  background:rgba(20,23,27,0.82);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--hair);
}
.header-inner{ display:flex; align-items:center; justify-content:space-between; min-height:72px; }

.brand{ display:inline-flex; align-items:center; gap:.6rem; text-decoration:none; color:var(--paper); }
.brand-mark{ width:40px; height:24px; color:var(--accent); flex:none; }
.brand-word{
  font-weight:800; letter-spacing:-0.01em; font-size:1.25rem; line-height:1;
  display:inline-flex; align-items:baseline; gap:.4ch;
}
.brand-sub{ font-weight:600; font-size:.72rem; letter-spacing:.24em; text-transform:uppercase; color:var(--accent-2); }

.nav{ display:flex; align-items:center; }
.nav-menu{ display:flex; align-items:center; gap:.4rem; }
.nav-menu a{
  text-decoration:none; color:var(--paper); font-weight:600; font-size:var(--step--1);
  padding:.6rem .9rem; letter-spacing:.02em; position:relative;
}
.nav-menu a:not(.nav-cta)::after{
  content:""; position:absolute; left:.9rem; right:.9rem; bottom:.4rem; height:2px;
  background:var(--accent); transform:scaleX(0); transform-origin:left; transition:transform .22s ease;
}
.nav-menu a:not(.nav-cta):hover::after{ transform:scaleX(1); }
.nav-cta{ background:var(--accent); color:#fff!important; border-radius:2px; margin-left:.4rem; }
.nav-cta:hover{ background:var(--accent-2); }

.nav-toggle{
  display:none; width:46px; height:46px; background:transparent; border:1px solid var(--hair);
  cursor:pointer; position:relative; border-radius:2px;
}
.nav-toggle-bar,.nav-toggle-bar::before,.nav-toggle-bar::after{
  content:""; position:absolute; left:50%; width:22px; height:2px; background:var(--paper);
  transform:translateX(-50%); transition:transform .25s ease, opacity .2s ease;
}
.nav-toggle-bar{ top:50%; margin-top:-1px; }
.nav-toggle-bar::before{ top:-7px; }
.nav-toggle-bar::after{ top:7px; }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar{ background:transparent; }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar::before{ transform:translateX(-50%) translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar::after{ transform:translateX(-50%) translateY(-7px) rotate(-45deg); }

/* ---------- hero ---------- */
.hero{
  position:relative;
  background:
    radial-gradient(120% 90% at 85% 0%, rgba(232,83,31,0.12), transparent 55%),
    linear-gradient(180deg, var(--ink) 0%, var(--ink-2) 100%);
  border-bottom:1px solid var(--hair);
  overflow:hidden;
}
.hero::before{
  content:""; position:absolute; inset:0; pointer-events:none; opacity:.4;
  background-image:linear-gradient(var(--hair) 1px, transparent 1px);
  background-size:100% 2.6rem;
  mask-image:linear-gradient(180deg, transparent, #000 25%, #000 60%, transparent);
}
.hero-grid{
  position:relative; display:grid; gap:clamp(2rem,5vw,4rem);
  grid-template-columns:1.05fr .95fr; align-items:center;
  padding-block:clamp(3.2rem,8vw,6rem);
}
.hero h1{
  font-size:var(--step-4); margin:.3rem 0 1.4rem; text-transform:uppercase;
  letter-spacing:-0.03em;
}
.lede{ font-size:var(--step-1); color:var(--paper-dim); max-width:44ch; }
.hero-actions{ display:flex; flex-wrap:wrap; gap:1rem; margin:2rem 0 2.4rem; }

.hero-facts{ display:grid; gap:.7rem; border-top:1px solid var(--hair); padding-top:1.6rem; max-width:42ch; }
.hero-facts li{ font-size:var(--step--1); color:var(--paper-dim); display:flex; gap:.6ch; }
.hero-facts li::before{ content:"—"; color:var(--accent); font-weight:700; }
.hero-facts span{ color:var(--paper); font-weight:700; }

.hero-art{ position:relative; }
.hero-art-inner{
  position:relative; background:var(--ink-3);
  border:1px solid var(--hair); padding:clamp(1.4rem,3vw,2.4rem);
}
.hero-art-inner::before{
  content:""; position:absolute; top:0; left:0; width:56px; height:56px;
  border-top:3px solid var(--accent); border-left:3px solid var(--accent);
}
.hero-art-inner::after{
  content:""; position:absolute; bottom:0; right:0; width:56px; height:56px;
  border-bottom:3px solid var(--accent); border-right:3px solid var(--accent);
}
.car-illustration{ width:100%; height:auto; color:var(--paper); }
.art-tag{
  position:absolute; bottom:1rem; left:1rem;
  font-size:.7rem; letter-spacing:.28em; text-transform:uppercase; font-weight:700;
  color:var(--muted);
}

/* ---------- marquee strip ---------- */
.strip{
  background:var(--accent); color:var(--accent-ink); overflow:hidden;
  border-block:1px solid var(--accent);
}
.strip-track{
  display:flex; align-items:center; gap:1.4rem; white-space:nowrap;
  padding-block:.7rem; width:max-content;
  animation:marquee 34s linear infinite;
  font-weight:800; text-transform:uppercase; letter-spacing:.14em; font-size:.8rem;
}
.strip-track span{ opacity:.9; }
@keyframes marquee{ from{ transform:translateX(0); } to{ transform:translateX(-50%); } }
@media (prefers-reduced-motion: reduce){
  .strip-track{ animation:none; width:auto; flex-wrap:wrap; white-space:normal; justify-content:center; }
}

/* ---------- promise ---------- */
.promise{ padding-block:clamp(4rem,9vw,7rem); }
.promise-grid{
  display:grid; gap:0;
  grid-template-columns:repeat(2,1fr);
  border-top:1px solid var(--hair); border-left:1px solid var(--hair);
}
.promise-item{
  padding:clamp(1.8rem,3vw,2.6rem);
  border-bottom:1px solid var(--hair); border-right:1px solid var(--hair);
  position:relative;
}
.promise-num{
  font-size:var(--step-2); font-weight:800; color:var(--accent);
  display:block; margin-bottom:1rem; letter-spacing:-0.02em;
}
.promise-item h3{ font-size:var(--step-1); margin-bottom:.7rem; }
.promise-item p{ color:var(--paper-dim); }

/* ---------- stock ---------- */
.stock{
  padding-block:clamp(4rem,9vw,7rem);
  background:var(--ink-2);
  border-block:1px solid var(--hair);
}
.cat-list{ display:grid; gap:0; border-top:1px solid var(--hair); }
.cat{
  display:grid; gap:1rem; padding:clamp(1.8rem,4vw,2.6rem) 0;
  border-bottom:1px solid var(--hair);
  transition:padding-left .25s ease;
}
.cat:hover{ padding-left:1rem; }
.cat-head{ display:flex; align-items:baseline; justify-content:space-between; gap:1rem; flex-wrap:wrap; }
.cat-head h3{ font-size:var(--step-2); }
.cat-index{ font-size:.72rem; letter-spacing:.24em; text-transform:uppercase; color:var(--accent-2); font-weight:700; }
.cat p{ color:var(--paper-dim); max-width:60ch; }
.cat-tags{ display:flex; flex-wrap:wrap; gap:.5rem; }
.cat-tags li{
  font-size:.75rem; letter-spacing:.06em; text-transform:uppercase; font-weight:700;
  border:1px solid var(--hair); padding:.35rem .7rem; color:var(--paper-dim);
}
.stock-cta{
  display:flex; flex-wrap:wrap; align-items:center; gap:1.2rem;
  margin-top:clamp(2.4rem,5vw,3.4rem);
}
.stock-cta p{ font-size:var(--step-1); font-weight:700; }

/* ---------- how ---------- */
.how{ padding-block:clamp(4rem,9vw,7rem); }
.how-grid{ display:grid; gap:clamp(2.4rem,5vw,4rem); grid-template-columns:1fr 1.3fr; align-items:start; }
.how-intro h2{ font-size:var(--step-3); margin:.4rem 0 1.2rem; }
.how-intro p{ color:var(--paper-dim); max-width:34ch; }
.how-intro{ position:sticky; top:96px; }
.steps{ display:grid; gap:0; }
.step{
  display:grid; grid-template-columns:auto 1fr; gap:clamp(1.2rem,3vw,2.2rem);
  padding:clamp(1.6rem,3vw,2.2rem) 0; border-top:1px solid var(--hair);
}
.step:last-child{ border-bottom:1px solid var(--hair); }
.step-num{
  font-size:var(--step-2); font-weight:800; color:var(--ink);
  background:var(--accent); width:2.4em; height:2.4em; display:grid; place-items:center;
  border-radius:50%; line-height:1; flex:none;
}
.step h3{ font-size:var(--step-1); margin-bottom:.5rem; }
.step p{ color:var(--paper-dim); max-width:48ch; }

/* ---------- about ---------- */
.about{ padding-block:clamp(4rem,9vw,7rem); background:var(--ink-2); border-block:1px solid var(--hair); }
.about-grid{ display:grid; gap:clamp(2.4rem,5vw,4rem); grid-template-columns:.85fr 1.15fr; align-items:center; }
.about-visual{ position:relative; }
.about-panel{
  background:
    radial-gradient(120% 120% at 20% 0%, rgba(232,83,31,0.16), transparent 60%),
    var(--ink-3);
  border:1px solid var(--hair);
  padding:clamp(1.8rem,4vw,3rem);
  aspect-ratio:4/3; display:grid; align-content:space-between;
}
.about-word{
  font-weight:800; font-size:clamp(2rem,6vw,3.2rem); letter-spacing:.06em;
  color:rgba(244,241,234,0.14); text-transform:uppercase;
}
.van-illustration{ width:100%; height:auto; color:var(--paper); }
.about-copy h2{ font-size:var(--step-3); margin:.4rem 0 1.3rem; }
.about-copy p{ color:var(--paper-dim); margin-bottom:1.1rem; max-width:56ch; }
.pull{
  margin:1.8rem 0 0; padding:1.2rem 0 1.2rem 1.6rem; border-left:3px solid var(--accent);
  font-size:var(--step-1); font-weight:600; color:var(--paper); font-style:italic;
  max-width:48ch;
}

/* ---------- cta ---------- */
.cta{
  background:
    radial-gradient(100% 140% at 100% 0%, var(--accent-2), var(--accent) 55%);
  color:var(--accent-ink);
  padding-block:clamp(4rem,9vw,6.5rem);
}
.cta-inner{ max-width:60ch; }
.cta h2{ font-size:var(--step-3); margin:.2rem 0 1.2rem; color:var(--accent-ink); }
.cta-lede{ font-size:var(--step-1); color:#3a1809; }
.cta-actions{ display:flex; flex-wrap:wrap; gap:1rem; margin:2rem 0 1.6rem; }
.cta .btn-primary{ background:var(--ink); color:var(--paper); }
.cta .btn-primary:hover{ background:#000; }
.cta-note{ font-size:var(--step--1); color:#4a2110; max-width:52ch; }

/* ---------- footer ---------- */
.site-footer{ background:var(--ink); padding-top:clamp(3rem,7vw,5rem); }
.footer-grid{
  display:grid; gap:clamp(2rem,5vw,3rem);
  grid-template-columns:1.4fr 1fr 1.4fr;
  padding-bottom:2.5rem; border-bottom:1px solid var(--hair);
}
.footer-line{ color:var(--muted); margin-top:1rem; max-width:36ch; }
.footer-h{ font-size:.78rem; letter-spacing:.2em; text-transform:uppercase; color:var(--accent-2); margin-bottom:1.1rem; font-weight:700; }
.footer-nav a{ text-decoration:none; color:var(--paper-dim); padding:.3rem 0; display:inline-block; }
.footer-nav a:hover{ color:var(--paper); }
.footer-nav li + li{ margin-top:.1rem; }
.footer-note p{ color:var(--muted); max-width:40ch; }
.footer-base{
  display:flex; justify-content:space-between; flex-wrap:wrap; gap:.6rem;
  padding-block:1.6rem; font-size:var(--step--1); color:var(--muted);
}

/* ---------- reveal (progressive enhancement) ---------- */
.reveal{ opacity:0; transform:translateY(18px); transition:opacity .6s ease, transform .6s ease; }
.reveal.in{ opacity:1; transform:none; }
@media (prefers-reduced-motion: reduce){
  .reveal{ opacity:1; transform:none; }
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 960px){
  .hero-grid{ grid-template-columns:1fr; }
  .hero-art{ order:-1; max-width:520px; }
  .how-grid{ grid-template-columns:1fr; }
  .how-intro{ position:static; }
  .about-grid{ grid-template-columns:1fr; }
  .about-visual{ max-width:460px; }
  .section-head.split{ grid-template-columns:1fr; }
  .footer-grid{ grid-template-columns:1fr 1fr; }
  .footer-brand{ grid-column:1 / -1; }
}

@media (max-width: 700px){
  .nav-toggle{ display:block; }
  .nav-menu{
    position:absolute; inset:72px 0 auto 0;
    flex-direction:column; align-items:stretch; gap:0;
    background:var(--ink-2); border-bottom:1px solid var(--hair);
    padding:.6rem var(--gutter) 1.2rem;
    display:none;
  }
  .nav-menu.open{ display:flex; }
  .nav-menu a{ padding:.9rem .2rem; font-size:var(--step-0); border-bottom:1px solid var(--hair); }
  .nav-menu a:not(.nav-cta)::after{ display:none; }
  .nav-cta{ margin:.8rem 0 0; text-align:center; padding:.9rem; border-radius:2px; }

  .promise-grid{ grid-template-columns:1fr; }
  .footer-grid{ grid-template-columns:1fr; }
}

@media (max-width: 460px){
  .brand-sub{ display:none; }
  .step{ grid-template-columns:1fr; gap:.9rem; }
  .step-num{ width:2em; height:2em; }
  .hero-actions .btn, .cta-actions .btn, .stock-cta .btn{ flex:1 1 auto; justify-content:center; }
}