/* ============================================================
   AutoStocks · base
   Esmalte verde de taller, acero galvanizado, etiqueta manila,
   tinta térmica y un solo naranja de seguridad.
   ============================================================ */

*,
*::before,
*::after { box-sizing: border-box; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

section[id] { scroll-margin-top: 5.5rem; }

body {
  margin: 0;
  background: var(--as-paper);
  color: var(--as-ink);
  font-family: var(--as-font-body);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body.menu-open { overflow: hidden; }

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }

::selection { background: var(--as-orange); color: var(--as-ink); }

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

::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--as-paper-2); }
::-webkit-scrollbar-thumb { background: var(--as-rack-3); border: 2px solid var(--as-paper-2); }

@supports (scrollbar-width: thin) {
  html { scrollbar-width: thin; scrollbar-color: var(--as-rack-3) var(--as-paper-2); }
}

h1, h2, h3, h4 {
  margin: 0;
  font-family: var(--as-font-display);
  font-weight: 800;
  line-height: 0.92;
  letter-spacing: -0.012em;
  text-transform: uppercase;
  text-wrap: balance;
}

h1 { font-size: clamp(3.2rem, 7vw, 6rem); }
h2 { font-size: clamp(2.2rem, 4.2vw, 4rem); }
h3 { font-size: clamp(1.4rem, 2.4vw, 2.2rem); }
p { margin: 0 0 0.9em; }
p:last-child { margin-bottom: 0; }
strong { font-weight: 700; }

/* ---------- utilidades ---------- */
.shell {
  width: min(1320px, calc(100% - 3rem));
  margin-inline: auto;
}

.shell--wide { width: min(1500px, calc(100% - 2rem)); }

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.fine {
  font-size: 0.75rem;
  line-height: 1.45;
  color: var(--as-muted);
}

.skip-link {
  position: fixed;
  left: 1rem;
  top: 1rem;
  z-index: 200;
  padding: 0.65rem 1rem;
  background: var(--as-orange);
  color: var(--as-ink);
  font-weight: 700;
  transform: translateY(-160%);
  transition: transform 0.18s ease;
}

.skip-link:focus { transform: translateY(0); }

.noscript {
  margin: 0;
  padding: 0.7rem 1rem;
  background: var(--as-orange);
  color: var(--as-ink);
  font-family: var(--as-font-mono);
  font-size: 0.68rem;
  text-align: center;
}

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding-bottom: 0.1rem;
  border-bottom: 1px solid currentColor;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--as-ink);
  transition: color 0.15s ease, gap 0.15s ease;
}

.link-arrow:hover { color: var(--as-orange-text); gap: 0.6rem; }

.section-head { margin-bottom: 2rem; }
.section-head h2 { max-width: 16ch; }
.section-head p {
  max-width: 64ch;
  margin-top: 0.7rem;
  color: var(--as-ink-soft);
  font-size: 0.95rem;
}

.section-head--split {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 2rem;
}

.section-head--split > * { flex: 0 1 auto; }

/* ---------- botones ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 2.8rem;
  padding: 0.62rem 1.05rem;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  font-family: var(--as-font-body);
  font-weight: 600;
  font-size: 0.9rem;
  line-height: 1.1;
  text-align: center;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease, transform 0.12s ease, box-shadow 0.15s ease;
}

.btn i { width: 1.1rem; height: 1.1rem; flex: 0 0 auto; }
.btn:active { transform: translateY(1px); }

.btn--orange {
  background: var(--as-orange);
  color: var(--as-ink);
  border-color: var(--as-orange-deep);
  box-shadow: inset 0 -2px 0 rgba(0, 0, 0, 0.16);
}

.btn--orange:hover { background: var(--as-orange-deep); color: var(--as-white); }

.btn--outline { background: transparent; color: var(--as-ink); border-color: var(--as-ink); }
.btn--outline:hover { background: var(--as-ink); color: var(--as-tag); }

.btn--ghost { background: transparent; color: var(--as-ink-soft); border-color: var(--as-line); }
.btn--ghost:hover { background: var(--as-tag); color: var(--as-ink); border-color: var(--as-tag-3); }

.btn--wa { background: var(--as-rack); color: var(--as-tag); border-color: var(--as-rack-deep); }
.btn--wa:hover { background: var(--as-orange); color: var(--as-ink); border-color: var(--as-orange-deep); }

.btn--sm { min-height: 2.25rem; padding: 0.42rem 0.75rem; font-size: 0.78rem; }
.btn--lg { min-height: 3.15rem; padding: 0.85rem 1.3rem; font-size: 0.98rem; }

.btn[disabled], .btn.is-disabled { opacity: 0.45; cursor: not-allowed; transform: none; }

/* ---------- campos ---------- */
.field { display: flex; flex-direction: column; gap: 0.32rem; min-width: 0; }

.field label, .check {
  font-family: var(--as-font-mono);
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--as-muted);
}

.field input, .field select, .field textarea {
  width: 100%;
  min-height: 2.7rem;
  padding: 0.65rem 0.75rem;
  background: var(--as-tag-2);
  border: 1px solid var(--as-line);
  border-radius: 0;
  color: var(--as-ink);
  font-size: 0.88rem;
  transition: border-color 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.field textarea { min-height: 5.5rem; resize: vertical; }
.field input::placeholder, .field textarea::placeholder { color: var(--as-muted); opacity: 0.85; }

.field input:focus, .field select:focus, .field textarea:focus {
  outline: none;
  border-color: var(--as-orange);
  background: var(--as-tag);
  box-shadow: 0 0 0 2px rgba(226, 87, 31, 0.22);
}

.field select {
  appearance: none;
  padding-right: 2.1rem;
  background-image:
    linear-gradient(45deg, transparent 50%, var(--as-ink) 50%),
    linear-gradient(135deg, var(--as-ink) 50%, transparent 50%);
  background-position: calc(100% - 17px) 50%, calc(100% - 12px) 50%;
  background-size: 5px 5px, 5px 5px;
  background-repeat: no-repeat;
}

.field.is-error input, .field.is-error textarea { border-color: var(--as-red); }

.field__error {
  font-family: var(--as-font-mono);
  font-size: 0.58rem;
  letter-spacing: 0.04em;
  color: var(--as-red);
}

.check {
  display: inline-flex;
  align-items: center;
  gap: 0.42rem;
  padding-bottom: 0.55rem;
  cursor: pointer;
  text-transform: none;
  letter-spacing: 0.02em;
  font-size: 0.72rem;
}

.check input { accent-color: var(--as-orange); width: 1rem; height: 1rem; }

/* ---------- sellos ---------- */
.stamp {
  display: inline-flex;
  align-items: center;
  gap: 0.28rem;
  padding: 0.24rem 0.45rem;
  border: 1.5px solid currentColor;
  border-radius: 2px;
  font-family: var(--as-font-mono);
  font-size: 0.58rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  line-height: 1.1;
  text-transform: uppercase;
  white-space: nowrap;
  transform: rotate(-1deg);
}

.stamp--state { border-width: 2px; }
.cond-good { color: var(--as-green-ok); background: var(--as-green-soft); }
.cond-repair { color: var(--as-orange-text); background: var(--as-orange-soft); }
.cond-check, .cond-test { color: var(--as-ink-soft); background: transparent; border-style: dashed; }

.is-published { color: var(--as-green-ok); background: var(--as-green-soft); }
.is-reserved { color: var(--as-orange-text); background: var(--as-orange-soft); }
.is-pending { color: var(--as-ink-soft); background: transparent; border-style: dashed; }
.is-approved { color: var(--as-rack-2); background: var(--as-tag-2); }
.is-sold { color: var(--as-muted); background: var(--as-paper-2); border-style: double; }
.is-discarded { color: var(--as-red); background: transparent; border-style: dashed; }

.stamp--note {
  border: 0;
  padding: 0;
  background: transparent;
  transform: none;
  font-family: var(--as-font-body);
  font-size: 0.75rem;
  font-weight: 400;
  letter-spacing: 0;
  text-transform: none;
  white-space: normal;
  color: var(--as-muted);
}

/* ---------- topbar ---------- */
.topbar {
  background: var(--as-rack-deep);
  color: var(--as-tag);
  font-family: var(--as-font-mono);
  font-size: 0.58rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.topbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 2.05rem;
}

.topbar__demo { display: flex; align-items: center; gap: 0.45rem; margin: 0; color: var(--as-acero); }

.topbar__demo .dot {
  width: 0.42rem;
  height: 0.42rem;
  border-radius: 50%;
  background: var(--as-orange);
  box-shadow: 0 0 0 2px rgba(226, 87, 31, 0.2);
}

.topbar__links { display: flex; align-items: center; gap: 1.1rem; }
.topbar__links a { display: inline-flex; align-items: center; gap: 0.3rem; color: var(--as-tag); opacity: 0.82; }
.topbar__links a:hover { color: var(--as-orange); opacity: 1; }
.topbar__links i { width: 0.85rem; height: 0.85rem; }

/* ---------- cabecera ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--as-paper);
  border-bottom: 1px solid var(--as-line);
  transition: box-shadow 0.2s ease, background 0.2s ease;
}

.site-header.is-scrolled {
  background: rgba(236, 234, 224, 0.97);
  box-shadow: 0 10px 28px -22px rgba(20, 26, 23, 0.6);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 4.25rem;
}

.wordmark { display: inline-flex; align-items: center; gap: 0.55rem; color: var(--as-ink); }

.wordmark__mark {
  display: grid;
  place-items: center;
  width: 2rem;
  height: 2rem;
  background: var(--as-tag);
  border: 1px solid var(--as-line);
  border-radius: 2px;
  color: var(--as-rack);
  transform: rotate(-2deg);
}

.wordmark__mark svg { width: 1.3rem; height: 1.3rem; }
.wordmark__lock { display: flex; flex-direction: column; line-height: 1; }

.wordmark__text {
  font-family: var(--as-font-display);
  font-size: 1.55rem;
  font-weight: 900;
  letter-spacing: 0.005em;
  text-transform: uppercase;
}

.wordmark__sub {
  margin-top: 0.18rem;
  font-family: var(--as-font-mono);
  font-size: 0.48rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--as-muted);
}

.site-nav { display: flex; align-items: center; gap: 0.12rem; }

.nav-tag {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.52rem 0.65rem 0.52rem 1.18rem;
  border: 1px solid transparent;
  border-radius: 2px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--as-ink-soft);
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

.nav-tag::before {
  content: "";
  position: absolute;
  left: 0.56rem;
  top: 50%;
  width: 0.34rem;
  height: 0.34rem;
  border: 1.5px solid currentColor;
  border-radius: 50%;
  transform: translateY(-50%);
  opacity: 0.5;
}

.nav-tag:hover { background: var(--as-tag); border-color: var(--as-line); color: var(--as-ink); }
.nav-tag.is-active { background: var(--as-rack); border-color: var(--as-rack); color: var(--as-tag); }
.nav-tag.is-active::before { border-color: var(--as-orange); opacity: 1; }

.nav-tag__badge {
  padding: 0.1rem 0.24rem;
  background: var(--as-orange);
  color: var(--as-ink);
  border-radius: 1px;
  font-family: var(--as-font-mono);
  font-size: 0.48rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.site-header__actions { display: flex; align-items: center; gap: 0.5rem; }

.menu-toggle {
  display: none;
  place-items: center;
  width: 2.55rem;
  height: 2.55rem;
  border: 1px solid var(--as-line);
  border-radius: 2px;
  background: transparent;
  color: var(--as-ink);
}

.menu-toggle:hover { background: var(--as-tag); }
.menu-toggle i { width: 1.25rem; height: 1.25rem; }

/* ---------- menú móvil ---------- */
.mobile-menu {
  width: min(23rem, 92vw);
  max-width: none;
  height: 100dvh;
  max-height: none;
  margin: 0 0 0 auto;
  padding: 0;
  border: 0;
  background: var(--as-rack-deep);
  color: var(--as-tag);
}

.mobile-menu[open] { display: flex; flex-direction: column; }
.mobile-menu::backdrop { background: rgba(19, 42, 35, 0.66); backdrop-filter: blur(2px); }

.mobile-menu__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.15rem;
  border-bottom: 1px solid var(--as-line-dark);
}

.wordmark--mobile { color: var(--as-tag); }
.wordmark--mobile .wordmark__mark { background: var(--as-tag); color: var(--as-rack-deep); }

.menu-close {
  display: grid;
  place-items: center;
  width: 2.35rem;
  height: 2.35rem;
  border: 1px solid var(--as-line-dark);
  border-radius: 2px;
  background: transparent;
  color: var(--as-tag);
}

.menu-close:hover { background: var(--as-rack-2); }
.menu-close i { width: 1.2rem; height: 1.2rem; }

.mobile-menu__nav { display: flex; flex-direction: column; padding: 0.8rem 1rem; }

.mobile-menu__link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.6rem;
  padding: 0.85rem 0.6rem;
  border-bottom: 1px solid var(--as-line-dark);
  font-family: var(--as-font-display);
  font-size: 1.55rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--as-tag);
}

.mobile-menu__link:hover, .mobile-menu__link.is-active { color: var(--as-orange); }

.mobile-menu__foot { margin-top: auto; padding: 1.1rem; border-top: 1px solid var(--as-line-dark); }
.mobile-menu__foot .btn { width: 100%; }
.mobile-menu__foot .fine { color: var(--as-acero-3); margin-top: 0.7rem; text-align: center; }

/* ---------- pie ---------- */
.site-footer {
  padding: 3.5rem 0 1.4rem;
  background: var(--as-rack-deep);
  color: var(--as-tag);
  border-top: 6px solid var(--as-orange);
}

.footer__top {
  display: grid;
  grid-template-columns: 1.5fr 0.7fr 1fr;
  gap: 2.5rem;
  padding-bottom: 2.2rem;
  border-bottom: 1px solid var(--as-line-dark);
}

.wordmark--footer { color: var(--as-tag); margin-bottom: 1rem; }
.wordmark--footer .wordmark__mark { background: var(--as-tag); color: var(--as-rack-deep); border-color: var(--as-tag-3); }

.footer__claim { max-width: 36ch; color: var(--as-muted-dark); font-size: 0.9rem; }

.footer__stats {
  margin-top: 1rem;
  font-family: var(--as-font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--as-orange);
}

.footer__nav, .footer__contact { display: flex; flex-direction: column; gap: 0.5rem; }

.footer__nav h2, .footer__contact h2 {
  margin: 0 0 0.6rem;
  font-family: var(--as-font-mono);
  font-size: 0.58rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--as-acero-3);
}

.footer__nav a, .footer__contact a, .footer__contact p {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  margin: 0;
  font-size: 0.88rem;
  color: var(--as-tag);
  opacity: 0.9;
}

.footer__nav a:hover, .footer__contact a:hover { color: var(--as-orange); opacity: 1; }
.footer__nav i, .footer__contact i { width: 1rem; height: 1rem; color: var(--as-orange); }

.footer__safety {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 2rem;
  padding: 1.4rem 0;
  border-bottom: 1px solid var(--as-line-dark);
  color: var(--as-muted-dark);
  font-size: 0.76rem;
  line-height: 1.5;
}

.footer__safety p { max-width: 78ch; margin: 0; }

.footer__demo {
  font-family: var(--as-font-mono);
  font-size: 0.56rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--as-orange);
}

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 1.1rem;
  font-family: var(--as-font-mono);
  font-size: 0.56rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--as-acero-3);
}

.footer__bottom p { margin: 0; }
.footer__barcode span { letter-spacing: 0.28em; color: var(--as-acero-2); }
.footer__internal { color: var(--as-tag); }
.footer__internal:hover { color: var(--as-orange); }

/* ---------- flotantes ---------- */
.fab {
  position: fixed;
  right: 1rem;
  z-index: 60;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  min-height: 3rem;
  padding: 0 0.9rem;
  border: 1px solid transparent;
  border-radius: 2px;
  box-shadow: 0 14px 30px -16px rgba(20, 26, 23, 0.65);
  transition: background 0.15s ease, color 0.15s ease, transform 0.15s ease, opacity 0.15s ease;
}

.fab--wa { bottom: 1rem; background: var(--as-rack); color: var(--as-tag); border-color: var(--as-rack-deep); }
.fab--wa:hover { background: var(--as-orange); color: var(--as-ink); transform: translateY(-2px); }
.fab--wa i { width: 1.3rem; height: 1.3rem; }

.fab__label {
  font-family: var(--as-font-mono);
  font-size: 0.58rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.fab--top {
  bottom: 4.5rem;
  width: 2.6rem;
  min-height: 2.6rem;
  padding: 0;
  justify-content: center;
  background: var(--as-paper);
  color: var(--as-ink);
  border-color: var(--as-line);
  opacity: 0;
  pointer-events: none;
  transform: translateY(8px);
}

.fab--top.is-visible { opacity: 1; pointer-events: auto; transform: none; }
.fab--top i { width: 1.1rem; height: 1.1rem; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .part-tag__scan, .plate__scan { display: none; }
}