/* ==========================================================
   Metalúrgica Aljo — estilo industrial
   ========================================================== */
:root {
  --red: #e30613;
  --red-dark: #b8040f;
  --navy: #0f2c63;
  --navy-deep: #0a1730;
  --ink: #070d1a;
  --steel-900: #11161f;
  --steel-700: #2a313d;
  --steel-500: #6b7482;
  --steel-300: #b8bfc9;
  --steel-100: #e7eaee;
  --paper: #f3f4f6;
  --white: #fff;
  --line: rgba(255, 255, 255, .1);
  --font-display: "Barlow Condensed", "Arial Narrow", sans-serif;
  --font-body: "Barlow", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;
  --radius: 4px;
  --header-h: 112px;
  --ease: cubic-bezier(.2, .7, .2, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  color: var(--steel-100);
  background: var(--ink);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
h1, h2, h3 { font-family: var(--font-display); font-weight: 700; line-height: 1; margin: 0; text-transform: uppercase; letter-spacing: .01em; }
p { margin: 0 0 1em; }
.mono { font-family: var(--font-mono); font-size: .72rem; letter-spacing: .08em; text-transform: uppercase; }
.container { width: min(1240px, 100% - 40px); margin-inline: auto; }
svg { width: 1.1em; height: 1.1em; flex-shrink: 0; }

/* ---------- Botones ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .6em;
  font-family: var(--font-display); font-weight: 700; font-size: 1.05rem; letter-spacing: .08em; text-transform: uppercase;
  padding: .95em 1.7em; border: 2px solid transparent; cursor: pointer;
  clip-path: polygon(0 0, calc(100% - 14px) 0, 100% 14px, 100% 100%, 14px 100%, 0 calc(100% - 14px));
  transition: background .25s, color .25s, transform .25s var(--ease);
}
.btn:hover { transform: translateY(-2px); }
.btn--red { background: var(--red); color: var(--white); }
.btn--red:hover { background: var(--red-dark); }
.btn--ghost { border-color: rgba(255,255,255,.5); color: var(--white); clip-path: none; }
.btn--ghost:hover { background: var(--white); color: var(--ink); }
.btn--sm { padding: .6em 1.15em; font-size: .95rem; }
.btn--block { width: 100%; }

/* ---------- Header ---------- */
.header { position: fixed; inset: 0 0 auto; z-index: 50; transition: transform .35s var(--ease); }
.topbar { background: var(--ink); border-bottom: 1px solid var(--line); color: var(--steel-300); font-size: .8rem; transition: margin .35s var(--ease); }
.topbar__inner { display: flex; justify-content: space-between; align-items: center; height: 34px; gap: 1rem; }
.topbar__links { display: flex; gap: 1.5rem; }
.topbar__links a:hover { color: var(--white); }
.nav { background: rgba(7, 13, 26, .55); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); border-bottom: 1px solid var(--line); transition: background .3s; }
.header.is-scrolled .topbar { margin-top: -35px; }
.header.is-scrolled .nav { background: rgba(7, 13, 26, .94); }
.nav__inner { display: flex; align-items: center; justify-content: space-between; height: 78px; }
.brand img { height: 58px; width: auto; transition: height .3s; }
.header.is-scrolled .brand img { height: 50px; }
.nav__menu { display: flex; align-items: center; gap: 2rem; list-style: none; margin: 0; padding: 0; }
.nav__menu a:not(.btn) {
  font-family: var(--font-display); font-weight: 600; font-size: 1.05rem; letter-spacing: .1em; text-transform: uppercase;
  color: var(--steel-100); position: relative; padding: .4em 0;
}
.nav__menu a:not(.btn)::after {
  content: ""; position: absolute; left: 0; bottom: 0; height: 2px; width: 100%;
  background: var(--red); transform: scaleX(0); transform-origin: left; transition: transform .3s var(--ease);
}
.nav__menu a:not(.btn):hover::after, .nav__menu a.is-active::after { transform: scaleX(1); }
.nav__toggle { display: none; background: none; border: 0; width: 44px; height: 44px; padding: 10px; cursor: pointer; }
.nav__toggle span { display: block; height: 2px; background: var(--white); margin: 6px 0; transition: transform .3s, opacity .3s; }

/* ---------- Hero ---------- */
.hero { position: relative; min-height: 100svh; display: flex; flex-direction: column; justify-content: flex-end; overflow: hidden; isolation: isolate; }
.hero__media { position: absolute; inset: 0; z-index: -2; }
.hero__media img { width: 100%; height: 100%; object-fit: cover; object-position: 62% 40%; transform: scale(1.08); animation: heroZoom 14s var(--ease) forwards; }
@keyframes heroZoom { to { transform: scale(1); } }
.hero::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background:
    linear-gradient(90deg, rgba(7,13,26,.96) 0%, rgba(7,13,26,.8) 38%, rgba(7,13,26,.15) 75%),
    linear-gradient(0deg, rgba(7,13,26,1) 0%, rgba(7,13,26,0) 40%);
}
.hero__grid {
  position: absolute; inset: 0; z-index: -1; pointer-events: none; opacity: .35;
  background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(90deg, #000 0%, transparent 60%);
  -webkit-mask-image: linear-gradient(90deg, #000 0%, transparent 60%);
}
.hero__content { padding-top: calc(var(--header-h) + 8vh); padding-bottom: 4rem; }
.eyebrow { display: flex; align-items: center; gap: .9rem; font-family: var(--font-mono); font-size: .78rem; letter-spacing: .14em; text-transform: uppercase; color: var(--steel-300); margin-bottom: 1.5rem; }
.eyebrow__bar { width: 48px; height: 3px; background: var(--red); }
.hero__title { font-size: clamp(3rem, 8vw, 6.6rem); font-weight: 800; color: var(--white); max-width: 14ch; line-height: .92; margin-bottom: 1.6rem; }
.steel-text {
  background: linear-gradient(100deg, #8e98a6 0%, #f5f7fa 30%, #9aa3b0 48%, #e9edf2 66%, #7d8794 100%);
  background-size: 200% 100%;
  -webkit-background-clip: text; background-clip: text; color: transparent;
  animation: shine 6s linear infinite;
}
@keyframes shine { to { background-position: -200% 0; } }
.hero__lead { max-width: 52ch; font-size: 1.15rem; color: var(--steel-300); margin-bottom: 2.2rem; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 1rem; }
.hero__specs { border-top: 1px solid var(--line); background: rgba(7,13,26,.7); backdrop-filter: blur(6px); }
.hero__specs-inner { display: grid; grid-template-columns: repeat(4, 1fr); }
.spec { padding: 1.4rem 1.5rem; border-left: 1px solid var(--line); display: flex; flex-direction: column; gap: .3rem; }
.spec:last-child { border-right: 1px solid var(--line); }
.spec__label { color: var(--steel-500); }
.spec__value { font-family: var(--font-display); font-size: 1.9rem; font-weight: 600; color: var(--white); text-transform: uppercase; line-height: 1.1; }
.spec__value b { color: var(--red); font-weight: 800; }

/* ---------- Ticker ---------- */
.ticker { background: var(--red); color: var(--white); overflow: hidden; padding: .9rem 0; }
.ticker__track { display: flex; align-items: center; gap: 2.2rem; width: max-content; animation: ticker 32s linear infinite; }
.ticker span { font-family: var(--font-display); font-size: 1.5rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; white-space: nowrap; }
.ticker i { width: 10px; height: 10px; background: var(--white); transform: rotate(45deg); }
@keyframes ticker { to { transform: translateX(-50%); } }

/* ---------- Secciones ---------- */
.section { position: relative; padding: clamp(5rem, 10vw, 8.5rem) 0; overflow: hidden; }
.section--tight { padding: clamp(4rem, 8vw, 6rem) 0; }
.section--light { background: var(--paper); color: var(--steel-700); }
.section--dark { background: var(--steel-900); }
.section--navy { background: linear-gradient(160deg, var(--navy) 0%, var(--navy-deep) 100%); }
.section--steel {
  background:
    repeating-linear-gradient(90deg, rgba(255,255,255,.018) 0 2px, transparent 2px 5px),
    linear-gradient(180deg, #1b222d 0%, #11161f 100%);
}
.section-head { margin-bottom: clamp(2.5rem, 5vw, 4rem); position: relative; }
.section-head--split { display: flex; justify-content: space-between; align-items: flex-end; gap: 2rem; flex-wrap: wrap; }
.section-tag { display: inline-flex; align-items: center; gap: .7rem; color: var(--red); margin-bottom: 1rem; font-weight: 500; }
.section-tag::before { content: ""; width: 28px; height: 2px; background: currentColor; }
.section-title { font-size: clamp(2.4rem, 5.2vw, 4.2rem); color: var(--white); }
.section--light .section-title { color: var(--ink); }
.section-lead { max-width: 42ch; color: var(--steel-300); margin: 0; }
.section--light .section-lead { color: var(--steel-500); }
.blueprint {
  position: absolute; inset: 0; pointer-events: none; opacity: .5;
  background-image:
    linear-gradient(rgba(120,160,255,.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(120,160,255,.08) 1px, transparent 1px),
    linear-gradient(rgba(120,160,255,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(120,160,255,.04) 1px, transparent 1px);
  background-size: 120px 120px, 120px 120px, 24px 24px, 24px 24px;
}

/* ---------- Empresa ---------- */
.about { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2.5rem, 6vw, 6rem); align-items: center; }
.about__text .section-title { margin-bottom: 2rem; }
.about__text strong { color: var(--ink); }
.checklist { list-style: none; padding: 0; margin: 2rem 0 0; display: grid; gap: .8rem; }
.checklist li { display: flex; align-items: center; gap: .9rem; font-weight: 600; color: var(--ink); }
.checklist li::before { content: ""; width: 12px; height: 12px; background: var(--red); clip-path: polygon(0 0, 100% 50%, 0 100%); flex-shrink: 0; }
.about__media { position: relative; min-height: 560px; }
.frame { margin: 0; position: absolute; overflow: hidden; box-shadow: 0 30px 60px -20px rgba(7,13,26,.45); }
.frame img { width: 100%; height: 100%; object-fit: cover; }
.frame--tall { inset: 0 18% 0 0; }
.frame--tall::after { content: ""; position: absolute; inset: 14px; border: 1px solid rgba(255,255,255,.4); pointer-events: none; }
.frame--small { width: 46%; aspect-ratio: 4/3; right: 0; bottom: 8%; border: 6px solid var(--paper); }
.badge-stamp {
  position: absolute; top: 6%; right: 2%; width: 140px; height: 140px; border-radius: 50%;
  background: var(--red); color: var(--white); display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center;
  box-shadow: 0 0 0 6px var(--paper), 0 0 0 8px var(--red); transform: rotate(-10deg);
}
.badge-stamp strong { font-family: var(--font-display); font-size: 1.4rem; text-transform: uppercase; letter-spacing: .04em; line-height: 1.1; }
.badge-stamp .mono { font-size: .6rem; opacity: .9; }
.badge-stamp strong.badge-stamp__year { font-size: 2.4rem; line-height: 1; }

/* ---------- Productos ---------- */
.product { display: grid; grid-template-columns: 1.25fr 1fr; gap: 0; margin-bottom: 3rem; background: var(--steel-700); position: relative; border: 1px solid var(--line); }
.product:last-child { margin-bottom: 0; }
.product--reverse { grid-template-columns: 1fr 1.25fr; }
.product--reverse .product__media { order: 2; }
.product__media { position: relative; overflow: hidden; min-height: 380px; }
.product__media img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform 1s var(--ease); }
.product:hover .product__media img { transform: scale(1.05); }
.product__index { position: absolute; top: 1rem; left: 1rem; background: var(--ink); color: var(--white); padding: .35rem .7rem; }
.product__body { padding: clamp(2rem, 4vw, 3.2rem); display: flex; flex-direction: column; justify-content: center; background: linear-gradient(160deg, #222a36, #161c25); }
.product__body h3 { font-size: clamp(2rem, 3.5vw, 2.8rem); color: var(--white); margin-bottom: .6rem; }
.product__body > .product__cap { font-family: var(--font-display); font-size: 2.4rem; font-weight: 800; color: var(--red); line-height: 1; margin-bottom: 1.2rem; display: flex; align-items: baseline; gap: .6rem; flex-wrap: wrap; }
.product__cap .mono { color: var(--steel-500); font-weight: 400; align-self: center; }
.product__cap small { font-size: 1.1rem; color: var(--steel-300); font-weight: 600; text-transform: uppercase; }
.product__body > p { color: var(--steel-300); }
.tags { list-style: none; padding: 0; margin: .4rem 0 1.8rem; display: flex; flex-wrap: wrap; gap: .5rem; }
.tags li { font-family: var(--font-mono); font-size: .7rem; letter-spacing: .05em; text-transform: uppercase; padding: .45rem .7rem; border: 1px solid rgba(255,255,255,.18); color: var(--steel-100); }
.link-arrow { display: inline-flex; align-items: center; gap: .6rem; font-family: var(--font-display); font-weight: 700; font-size: 1.1rem; letter-spacing: .08em; text-transform: uppercase; color: var(--white); align-self: flex-start; border-bottom: 2px solid var(--red); padding-bottom: .3rem; }
.link-arrow svg { transition: transform .3s var(--ease); }
.link-arrow:hover svg { transform: translateX(4px); }

/* ---------- Equipamiento ---------- */
.parts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.part { margin: 0; background: var(--steel-900); border: 1px solid var(--line); transition: border-color .3s, transform .4s var(--ease); }
.part:hover { border-color: var(--red); transform: translateY(-4px); }
.part__img { aspect-ratio: 16/10; overflow: hidden; }
.part__img img { width: 100%; height: 100%; object-fit: cover; transform: scale(1.08); transition: transform .8s var(--ease); }
.part:hover .part__img img { transform: scale(1.14); }
.part figcaption { display: flex; align-items: center; gap: 1rem; padding: 1.1rem 1.3rem; font-family: var(--font-display); font-size: 1.3rem; text-transform: uppercase; color: var(--steel-300); letter-spacing: .03em; }
.part figcaption strong { color: var(--white); margin-right: .25em; }
.part figcaption .mono { color: var(--red); font-size: .8rem; }

/* ---------- Proceso ---------- */
.steps { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line); }
.step { padding: 2rem 1.6rem 0 0; position: relative; }
.step::before { content: ""; position: absolute; top: -1px; left: 0; width: 48px; height: 3px; background: var(--red); }
.step__n { font-family: var(--font-display); font-size: 4rem; font-weight: 800; line-height: 1; color: transparent; -webkit-text-stroke: 1px var(--steel-500); display: block; margin-bottom: 1rem; }
.step h3 { font-size: 1.6rem; color: var(--white); margin-bottom: .6rem; }
.step p { color: var(--steel-300); font-size: .98rem; }

/* ---------- Galería ---------- */
.gallery { display: grid; grid-template-columns: repeat(4, 1fr); grid-auto-rows: 220px; grid-auto-flow: dense; gap: 12px; }
.g { position: relative; overflow: hidden; background: var(--steel-300); }
.g--wide { grid-column: span 2; }
.g--tall { grid-row: span 2; }
.g img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s var(--ease), filter .4s; filter: saturate(.9); }
.g::after { content: "+"; position: absolute; right: 12px; bottom: 12px; width: 38px; height: 38px; display: grid; place-items: center; background: var(--red); color: var(--white); font-size: 1.6rem; font-weight: 300; opacity: 0; transform: translateY(8px); transition: .35s var(--ease); }
.g:hover img { transform: scale(1.06); filter: saturate(1.1); }
.g:hover::after { opacity: 1; transform: none; }

/* ---------- Contacto ---------- */
.contact { display: grid; grid-template-columns: 1fr 1.1fr; gap: clamp(2.5rem, 6vw, 5rem); align-items: start; }
.contact__info .section-title { margin-bottom: 2.4rem; }
.contact__list { list-style: none; padding: 0; margin: 0; display: grid; gap: 1.4rem; }
.contact__list li { display: flex; gap: 1.1rem; align-items: flex-start; }
.contact__list svg { width: 44px; height: 44px; padding: 11px; background: var(--steel-700); color: var(--red); }
.contact__list div { display: grid; }
.contact__list .mono { color: var(--steel-500); }
.contact__list a, .contact__list div > span:last-child { font-size: 1.1rem; color: var(--white); font-weight: 500; }
.contact__list a:hover { color: var(--red); }
.form { background: var(--steel-700); padding: clamp(1.6rem, 3.5vw, 2.6rem); border-top: 4px solid var(--red); display: grid; gap: 1.1rem; }
.form__head { display: flex; justify-content: space-between; align-items: baseline; flex-wrap: wrap; gap: .5rem; margin-bottom: .4rem; }
.form__head strong { font-family: var(--font-display); font-size: 1.8rem; text-transform: uppercase; color: var(--white); }
.form__head .mono { color: var(--steel-300); }
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.1rem; }
.form label { display: grid; gap: .45rem; font-family: var(--font-mono); font-size: .7rem; letter-spacing: .08em; text-transform: uppercase; color: var(--steel-300); }
.form input, .form select, .form textarea {
  font: inherit; font-family: var(--font-body); font-size: 1rem; text-transform: none; letter-spacing: normal;
  background: var(--steel-900); color: var(--white); border: 1px solid rgba(255,255,255,.12); padding: .85rem 1rem; border-radius: 0; width: 100%;
  transition: border-color .2s, box-shadow .2s;
}
.form textarea { resize: vertical; min-height: 120px; }
.form input:focus, .form select:focus, .form textarea:focus { outline: none; border-color: var(--red); box-shadow: 0 0 0 3px rgba(227,6,19,.2); }
.form__error { color: #ff8a8f; margin: 0; font-size: .9rem; }
.map { margin-top: clamp(3rem, 6vw, 5rem); border: 1px solid var(--line); height: 380px; filter: grayscale(.85) contrast(1.05); transition: filter .4s; }
.map:hover { filter: none; }
.map iframe { width: 100%; height: 100%; border: 0; display: block; }

/* ---------- Footer ---------- */
.footer { background: var(--ink); color: var(--steel-300); }
.hazard { height: 14px; background: repeating-linear-gradient(-45deg, var(--red) 0 22px, var(--white) 22px 44px); }
.footer__inner { display: grid; grid-template-columns: auto 1fr auto; gap: 3rem; align-items: center; padding: 3.5rem 0; border-bottom: 1px solid var(--line); }
.footer__logo { width: 150px; }
.footer__col { display: grid; gap: .2rem; font-size: .95rem; }
.footer__col strong { color: var(--white); font-family: var(--font-display); font-size: 1.3rem; text-transform: uppercase; letter-spacing: .04em; }
.footer__nav { display: flex; gap: 1.6rem; flex-wrap: wrap; font-family: var(--font-display); text-transform: uppercase; letter-spacing: .1em; font-weight: 600; }
.footer__nav a:hover { color: var(--white); }
.footer__bottom { display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; padding: 1.4rem 0; color: var(--steel-500); }
.footer__bottom { align-items: center; }
.footer__bottom a:hover { color: var(--white); }
.credit { display: inline-flex; align-items: center; gap: .7rem; opacity: .85; transition: opacity .25s; }
.credit:hover { opacity: 1; }
.credit img { height: 32px; width: auto; }

/* ---------- WhatsApp flotante ---------- */
.wa-float { position: fixed; right: 22px; bottom: 22px; z-index: 40; width: 60px; height: 60px; border-radius: 50%; display: grid; place-items: center; background: #25d366; color: var(--white); box-shadow: 0 10px 30px -6px rgba(0,0,0,.5); transition: transform .3s var(--ease); }
.wa-float svg { width: 30px; height: 30px; }
.wa-float:hover { transform: scale(1.08); }
.wa-float::before { content: ""; position: absolute; inset: 0; border-radius: 50%; border: 2px solid #25d366; animation: pulse 2.4s ease-out infinite; }
@keyframes pulse { from { transform: scale(1); opacity: .8; } to { transform: scale(1.6); opacity: 0; } }

/* ---------- Lightbox ---------- */
.lightbox { position: fixed; inset: 0; z-index: 100; background: rgba(7,13,26,.95); display: flex; align-items: center; justify-content: center; padding: 4rem 1rem; }
.lightbox[hidden] { display: none; }
.lightbox img { max-width: min(1400px, 100%); max-height: 100%; object-fit: contain; box-shadow: 0 30px 80px rgba(0,0,0,.6); animation: lbIn .35s var(--ease); }
@keyframes lbIn { from { opacity: 0; transform: scale(.97); } }
.lightbox button { position: absolute; background: none; border: 0; color: var(--white); cursor: pointer; font-size: 2.6rem; line-height: 1; width: 56px; height: 56px; display: grid; place-items: center; transition: background .2s; }
.lightbox button:hover { background: var(--red); }
.lightbox__close { top: 1rem; right: 1rem; }
.lightbox__prev { left: 1rem; top: 50%; translate: 0 -50%; }
.lightbox__next { right: 1rem; top: 50%; translate: 0 -50%; }

/* ---------- Animación de entrada ---------- */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.reveal.is-in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; }
  html { scroll-behavior: auto; }
}

/* ---------- Responsive ---------- */
@media (max-width: 1080px) {
  .nav__menu { gap: 1.3rem; }
}
@media (max-width: 960px) {
  .nav, .header.is-scrolled .nav { backdrop-filter: none; -webkit-backdrop-filter: none; background: rgba(7, 13, 26, .97); }
  .nav__toggle { display: block; position: relative; z-index: 2; }
  .nav__menu {
    position: fixed; inset: 0 0 0 auto; width: min(340px, 85vw); flex-direction: column; align-items: flex-start; justify-content: center; gap: 1.6rem;
    background: var(--ink); padding: 2rem 2.5rem; border-left: 3px solid var(--red);
    transform: translateX(100%); transition: transform .4s var(--ease); z-index: -1;
  }
  .nav__menu a:not(.btn) { font-size: 1.6rem; }
  .nav.is-open .nav__menu { transform: none; }
  .nav.is-open .nav__toggle span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
  .nav.is-open .nav__toggle span:nth-child(2) { opacity: 0; }
  .nav.is-open .nav__toggle span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }
  .hero__specs-inner { grid-template-columns: repeat(2, 1fr); }
  .spec:nth-child(2) { border-right: 1px solid var(--line); }
  .spec:nth-child(n+3) { border-top: 1px solid var(--line); }
  .about, .contact { grid-template-columns: 1fr; }
  .about__media { min-height: 480px; }
  .product, .product--reverse { grid-template-columns: 1fr; }
  .product--reverse .product__media { order: 0; }
  .product__media { min-height: 0; aspect-ratio: 16/10; }
  .parts { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); row-gap: 2.5rem; }
  .gallery { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 180px; }
  .footer__inner { grid-template-columns: 1fr; gap: 1.5rem; }
}
@media (max-width: 600px) {
  body { font-size: 16px; }
  .container { width: calc(100% - 32px); }
  .topbar { display: none; }
  .header.is-scrolled .topbar { margin-top: 0; }
  .nav__inner { height: 68px; }
  .brand img, .header.is-scrolled .brand img { height: 46px; }
  .hero__content { padding-top: 110px; padding-bottom: 2.5rem; }
  .hero::before { background: linear-gradient(0deg, rgba(7,13,26,1) 10%, rgba(7,13,26,.7) 60%, rgba(7,13,26,.45) 100%); }
  .spec { padding: 1rem; }
  .spec__value { font-size: 1.4rem; }
  .ticker span { font-size: 1.15rem; }
  .about__media { min-height: 400px; }
  .badge-stamp { width: 108px; height: 108px; }
  .badge-stamp strong { font-size: 1.05rem; }
  .badge-stamp strong.badge-stamp__year { font-size: 1.9rem; }
  .parts, .steps, .form__row { grid-template-columns: 1fr; }
  .gallery { grid-auto-rows: 140px; gap: 8px; }
  .map { height: 300px; }
}