/* ============================================================
   ARR Tuning Car — каталог автомобильных аксессуаров
   ============================================================ */

:root{
  --ink:#101010;
  --paper:#ffffff;
  --surface:#f3f3f1;
  --rule:#dcdcd8;
  --muted:#75756f;
  --dim:#8c8c8c;
  --line-dark:#2e2e2e;

  --top:60px;
  --rail:220px;
  --wrap:1180px;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:"Archivo","Helvetica Neue",Arial,sans-serif;
  font-size:15px;
  line-height:1.55;
  font-feature-settings:"tnum" 1;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul,ol,dl,dd{margin:0;padding:0;list-style:none}
h1,h2,h3,p,figure{margin:0}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
:focus-visible{outline:2px solid currentColor;outline-offset:3px}

/* ─────────────────────────────── шапка */

.top{
  position:sticky;
  top:0;
  z-index:40;
  height:var(--top);
  display:flex;
  align-items:center;
  gap:28px;
  padding:0 24px;
  background:var(--ink);
  color:#fff;
}
.top__logo img{height:24px;width:auto}
.top__nav{margin-left:auto;display:flex;gap:26px;font-size:13px;color:#a8a8a4}
.top__nav a:hover{color:#fff}

@media (max-width:640px){
  .top{gap:16px;padding:0 14px}
  .top__nav{gap:16px;font-size:12px}
}

/* ─────────────────────────────── обложка */

.hero{
  background:var(--ink);
  color:#fff;
  min-height:calc(100vh - var(--top));
  display:flex;
  align-items:center;
  padding:64px 24px 72px;
}
.hero__inner{
  width:100%;
  max-width:820px;
  margin:0 auto;
  text-align:center;
}

.hero__title{
  font-size:clamp(26px,4.2vw,44px);
  font-weight:700;
  letter-spacing:-0.025em;
  line-height:1.12;
}

.hero__mark{
  width:min(460px,74%);
  height:auto;
  margin:52px auto 0;
}

.hero__est{
  margin-top:26px;
  font-size:12px;
  font-weight:600;
  letter-spacing:0.42em;
  color:var(--dim);
}

.hero__about{
  margin:44px auto 0;
  max-width:44ch;
  font-size:16px;
  line-height:1.65;
  color:#b6b6b2;
}

.hero__partners{
  margin-top:64px;
  padding-top:22px;
  border-top:1px solid var(--line-dark);
  text-align:left;
}
.hero__label{font-size:12px;color:var(--dim);text-align:center}

.partners{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:28px 20px;
  margin-top:28px;
}
.partner{text-align:center}
.partner__name{font-size:13px;color:#d6d6d2}
.partner__mark{
  display:flex;
  align-items:center;
  justify-content:center;
  height:58px;
  margin-top:14px;
}
.partner__mark img{max-height:100%;max-width:88%;width:auto;object-fit:contain}

.partners__more{
  margin-top:26px;
  text-align:center;
  font-size:13px;
  color:var(--dim);
}

.hero__facts{
  display:flex;
  justify-content:center;
  flex-wrap:wrap;
  gap:20px 56px;
  margin-top:52px;
  padding-top:22px;
  border-top:1px solid var(--line-dark);
}
.hero__facts>div{display:flex;flex-direction:column}
.hero__facts dt{font-size:11px;color:var(--dim);order:2}
.hero__facts dd{font-size:26px;font-weight:600;letter-spacing:-0.02em}

.hero__sub{margin-top:34px;font-size:13px;color:var(--dim)}

@media (max-width:640px){
  .hero{padding:48px 18px 56px}
  .hero__mark{width:80%;margin-top:40px}
  .partners{grid-template-columns:repeat(2,minmax(0,1fr));gap:26px 16px}
  .partner__mark{height:48px}
}

/* ─────────────────────────────── каркас */

.layout{max-width:var(--wrap);margin:0 auto;padding:0 20px;display:block}

@media (min-width:1000px){
  .layout{display:grid;grid-template-columns:var(--rail) minmax(0,1fr);gap:48px}
}

.rail{display:none}

@media (min-width:1000px){
  .rail{
    display:block;
    position:sticky;
    top:calc(var(--top) + 24px);
    align-self:start;
    max-height:calc(100vh - var(--top) - 48px);
    overflow-y:auto;
    padding:40px 0 24px;
  }
  .rail__title{font-size:11px;color:var(--muted);margin-bottom:14px}
  .rail__list li{
    display:flex;justify-content:space-between;align-items:baseline;gap:8px;
    padding:5px 0;font-size:13px;
  }
  .rail__list li[hidden]{display:none}
  .rail__list a:hover{color:var(--muted)}
  .rail__list span{font-size:11px;color:var(--muted)}
  .rail__list li.is-active a{font-weight:600}
}

.doc{padding:40px 0 96px;min-width:0}

.empty{padding:64px 0;font-size:15px;color:var(--muted)}

/* ─────────────────────────────── марка */

.brand{padding-top:64px;scroll-margin-top:calc(var(--top) + 16px)}
.brand[hidden]{display:none}
.brand__head{
  display:flex;align-items:baseline;gap:16px;flex-wrap:wrap;
  padding-bottom:20px;border-bottom:1px solid var(--ink);
}
.brand__name{font-size:clamp(28px,4vw,46px);font-weight:600;letter-spacing:-0.03em;line-height:1.05}
.brand__count{font-size:12px;color:var(--muted)}

/* ─────────────────────────────── модель */

.model{
  display:grid;grid-template-columns:1fr;gap:22px;
  padding:30px 0;border-bottom:1px solid var(--rule);
  scroll-margin-top:calc(var(--top) + 16px);
}
.model[hidden]{display:none}

@media (min-width:760px){
  .model{grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:36px}
}

.model__brand{font-size:12px;color:var(--muted)}
.model__name{margin-top:3px;font-size:22px;font-weight:600;letter-spacing:-0.02em;line-height:1.15}
.model__gen{margin-top:5px;font-size:13px;color:var(--muted)}
.model__items{margin-top:16px}
.model__items li{
  position:relative;padding:6px 0 6px 16px;
  border-top:1px solid var(--rule);font-size:14px;
}
.model__items li::before{
  content:"";position:absolute;left:0;top:14px;
  width:6px;height:1px;background:var(--ink);
}

/* ─────────────────────────────── кадры */

.model__shots{
  display:grid;grid-template-columns:repeat(2,minmax(0,1fr));
  gap:16px;align-content:start;
}
@media (min-width:1240px){
  .model__shots{grid-template-columns:repeat(3,minmax(0,1fr))}
}
.shot[hidden]{display:none}

.shot__frame{
  display:block;position:relative;width:100%;
  aspect-ratio:4/3;background:var(--surface);overflow:hidden;
  padding:0;border:0;cursor:default;
}
.shot__frame img{width:100%;height:100%;object-fit:contain}
.shot__frame.is-photo{background:#fff;border:1px solid var(--rule)}
.shot__frame:not([disabled]){cursor:zoom-in}
.shot__frame:not([disabled])::after{
  content:"";position:absolute;inset:0;
  background:rgba(16,16,16,0);
  transition:background .18s ease;
}
.shot__frame:not([disabled]):hover::after{background:rgba(16,16,16,.06)}

.shot__ph{
  display:none;position:absolute;inset:0;
  align-items:flex-end;padding:12px;
  font-size:11px;line-height:1.35;color:var(--muted);text-align:left;
}
.shot__frame.is-empty{border:1px solid var(--rule)}
.shot__frame.is-empty img{display:none}
.shot__frame.is-empty .shot__ph{display:flex}

.shot figcaption{margin-top:8px;font-size:12px;line-height:1.35;color:var(--muted)}

/* ─────────────────────────────── таблица */

.issues{padding-top:28px}
.tbl{width:100%;border-collapse:collapse;font-size:13px;text-align:left}
.tbl th{font-weight:600;color:var(--muted);padding:0 12px 10px 0;border-bottom:1px solid var(--ink)}
.tbl td{padding:12px 12px 12px 0;border-bottom:1px solid var(--rule);vertical-align:top}
.tbl td:last-child{color:var(--muted)}
.note{margin-top:26px;max-width:64ch;font-size:13px;line-height:1.6;color:var(--muted)}

@media (max-width:640px){
  .tbl thead{display:none}
  .tbl tr{display:block;padding:14px 0;border-bottom:1px solid var(--rule)}
  .tbl td{display:block;padding:2px 0;border:0}
}

/* ─────────────────────────────── подвал */

.end{
  margin-top:88px;padding-top:24px;border-top:1px solid var(--rule);
  font-size:12px;color:var(--muted);max-width:64ch;
}
.end__logo{height:26px;width:auto;margin-bottom:16px;opacity:.75}

/* ─────────────────────────────── лайтбокс */

.lb{
  position:fixed;inset:0;z-index:90;
  display:flex;align-items:center;justify-content:center;
  background:#0a0a0a;
  padding:56px 20px 72px;
}
.lb[hidden]{display:none}
.lb__stage{display:flex;flex-direction:column;align-items:center;gap:14px;max-width:100%}
.lb__stage img{
  max-width:min(1400px,92vw);
  max-height:78vh;
  width:auto;height:auto;
  object-fit:contain;
  background:#fff;
}
.lb__stage figcaption{font-size:13px;color:#b4b4b0;text-align:center}

.lb__close{
  position:absolute;top:14px;right:18px;
  width:40px;height:40px;color:#fff;font-size:28px;line-height:1;
}
.lb__nav{
  position:absolute;top:50%;transform:translateY(-50%);
  width:52px;height:72px;color:#fff;font-size:38px;line-height:1;
  opacity:.65;transition:opacity .15s ease;
}
.lb__nav:hover{opacity:1}
.lb__nav--prev{left:8px}
.lb__nav--next{right:8px}
.lb__nav[hidden]{display:none}
.lb__counter{
  position:absolute;bottom:22px;left:0;right:0;
  text-align:center;font-size:12px;color:#7a7a7a;
}

@media (max-width:640px){
  .lb{padding:48px 8px 60px}
  .lb__nav{width:40px;font-size:30px}
}

/* ─────────────────────────────── печать */

@page{size:A4;margin:16mm}
@media print{
  .top,.rail,.lb,.top__search{display:none}
  .layout{display:block;max-width:none;padding:0}
  .hero{background:#fff;color:#000;padding:0 0 24px}
  .brand{break-before:page;padding-top:0}
  .model,.shot{break-inside:avoid}
}

/* ─────────────────────────────── карточка товара (предпросмотр) */

.preview{padding:32px}
.card{display:grid;grid-template-columns:1fr;gap:24px;max-width:900px;margin:0 auto}
@media (min-width:760px){.card{grid-template-columns:minmax(0,7fr) minmax(0,5fr)}}
.card__main{aspect-ratio:4/3;background:var(--surface);border:1px solid var(--rule)}
.card__main img{width:100%;height:100%;object-fit:contain}
.card__thumbs{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px;margin-top:8px}
.card__crumb{font-size:12px;color:var(--muted)}
.card__name{margin-top:6px;font-size:24px;font-weight:600;letter-spacing:-0.02em;line-height:1.2}
.card__specs{margin-top:20px}
.card__specs>div{display:flex;gap:12px;padding:8px 0;border-top:1px solid var(--rule);font-size:14px}
.card__specs dt{min-width:120px;color:var(--muted)}
.card__text{margin-top:20px;font-size:14px;line-height:1.65}
.card__text h3{font-size:16px;margin:14px 0 6px}
.card__text ul{list-style:disc;padding-left:20px;margin:8px 0}

/* ─────────────────────────────── контакты */

.contacts{padding-top:24px;max-width:520px}
.contacts>div{display:flex;gap:16px;padding:10px 0;border-bottom:1px solid var(--rule);font-size:15px}
.contacts dt{min-width:110px;color:var(--muted);font-size:13px}