/* ============================================
   CORAZA — Streetwear factory one-pager
   ============================================ */

:root {
  /* Palette — Black & Acid */
  --black: #0A0A0A;
  --bg: #0A0A0A;
  --surface: #131313;
  --surface-2: #1A1A1A;
  --border: #262626;
  --border-soft: #1F1F1F;
  --acid: #D4FF00;
  --acid-dim: #A8CC00;
  --white: #FAFAFA;
  --mute: #8A8A8A;
  --mute-2: #5A5A5A;

  /* Fonts */
  --f-display: 'Unbounded', system-ui, sans-serif;
  --f-body: 'Space Grotesk', system-ui, sans-serif;
  --f-mono: 'JetBrains Mono', ui-monospace, monospace;

  /* Fluid type */
  --t-xs: clamp(0.7rem, 0.68rem + 0.1vw, 0.78rem);
  --t-sm: clamp(0.82rem, 0.78rem + 0.2vw, 0.95rem);
  --t-base: clamp(0.95rem, 0.92rem + 0.15vw, 1.05rem);
  --t-lg: clamp(1.1rem, 1rem + 0.5vw, 1.35rem);
  --t-xl: clamp(1.4rem, 1.2rem + 1vw, 2rem);
  --t-2xl: clamp(2rem, 1.6rem + 2vw, 3.25rem);
  --t-3xl: clamp(2.5rem, 1.8rem + 3.5vw, 5rem);
  --t-4xl: clamp(2.8rem, 1.5rem + 5.5vw, 7rem);
  --t-huge: clamp(5rem, 2rem + 15vw, 18rem);

  /* Layout */
  --maxw: 1440px;
  --pad: clamp(1.25rem, 0.5rem + 3vw, 3.5rem);
  --gap: clamp(1rem, 0.5rem + 1.5vw, 2rem);
  --radius: 4px;
  --radius-lg: 10px;

  /* Motion */
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

/* ============================================
   Reset / Base
   ============================================ */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }

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

body {
  background: var(--bg);
  color: var(--white);
  font-family: var(--f-body);
  font-size: var(--t-base);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }

a { color: inherit; text-decoration: none; transition: color .2s var(--ease); }
a:hover { color: var(--acid); }

button { font: inherit; cursor: pointer; border: 0; background: transparent; color: inherit; }
input, select, textarea { font: inherit; color: inherit; }

::selection { background: var(--acid); color: var(--black); }

/* Noise overlay */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0.5 0 0 0 0 0.5 0 0 0 0 0.5 0 0 0 0.04 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
  opacity: .5;
  mix-blend-mode: overlay;
}

/* ============================================
   Utility
   ============================================ */
.kicker {
  font-family: var(--f-mono);
  font-size: var(--t-xs);
  color: var(--acid);
  letter-spacing: .05em;
  text-transform: uppercase;
  display: inline-block;
  margin-bottom: .5rem;
}

.tag {
  font-family: var(--f-mono);
  font-size: var(--t-xs);
  text-transform: uppercase;
  letter-spacing: .1em;
  padding: .4em .7em;
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--mute);
}
.tag--dot::before {
  content: "";
  display: inline-block;
  width: 6px; height: 6px;
  background: var(--acid);
  border-radius: 50%;
  margin-right: .5em;
  vertical-align: middle;
  animation: pulse 1.8s var(--ease) infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: .4; transform: scale(0.85); }
}

/* ============================================
   Buttons
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .6em;
  font-family: var(--f-mono);
  font-weight: 500;
  font-size: var(--t-sm);
  text-transform: uppercase;
  letter-spacing: .08em;
  padding: .85em 1.4em;
  border: 1px solid transparent;
  border-radius: var(--radius);
  cursor: pointer;
  transition: transform .2s var(--ease), background .2s var(--ease), color .2s var(--ease), border-color .2s var(--ease);
  white-space: nowrap;
}
.btn--lg { padding: 1.05em 1.8em; font-size: var(--t-base); }
.btn--full { width: 100%; }

.btn--primary {
  background: var(--acid);
  color: var(--black);
}
.btn--primary:hover {
  background: var(--white);
  color: var(--black);
  transform: translateY(-2px);
}

.btn--ghost {
  border-color: var(--white);
  color: var(--white);
}
.btn--ghost:hover {
  background: var(--white);
  color: var(--black);
  transform: translateY(-2px);
}

/* ============================================
   NAV
   ============================================ */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: .9rem var(--pad);
  background: rgba(10, 10, 10, .7);
  backdrop-filter: saturate(160%) blur(12px);
  -webkit-backdrop-filter: saturate(160%) blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color .3s var(--ease), background .3s var(--ease);
}
.nav.is-scrolled { border-bottom-color: var(--border); background: rgba(10,10,10,.9); }

.nav__logo {
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  font-family: var(--f-display);
  font-weight: 800;
  letter-spacing: .02em;
  color: var(--white);
  font-size: 1.05rem;
}
.nav__logo svg { color: var(--acid); }

.nav__menu {
  display: flex;
  gap: clamp(1rem, 0.5rem + 2vw, 2.5rem);
}
.nav__menu a {
  font-family: var(--f-mono);
  font-size: var(--t-sm);
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--mute);
  position: relative;
}
.nav__menu a::after {
  content: "";
  position: absolute;
  left: 0; bottom: -4px;
  width: 0; height: 1px;
  background: var(--acid);
  transition: width .25s var(--ease);
}
.nav__menu a:hover { color: var(--white); }
.nav__menu a:hover::after { width: 100%; }

.nav__burger {
  display: none;
  width: 40px; height: 40px;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  align-items: center;
}
.nav__burger span {
  width: 22px; height: 2px;
  background: var(--white);
  transition: transform .25s var(--ease), opacity .2s var(--ease);
}
.nav__burger.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__burger.is-open span:nth-child(2) { opacity: 0; }
.nav__burger.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 900px) {
  .nav__menu {
    position: fixed;
    inset: 64px 0 0 0;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    background: var(--bg);
    gap: 2rem;
    transform: translateY(-110%);
    transition: transform .35s var(--ease);
  }
  .nav__menu.is-open { transform: translateY(0); }
  .nav__menu a { font-size: 1.2rem; }
  .nav__burger { display: flex; }
  .nav__cta { display: none; }
}

/* ============================================
   HERO
   ============================================ */
.hero {
  position: relative;
  padding: clamp(7rem, 8vw, 9rem) var(--pad) clamp(2rem, 4vw, 4rem);
  max-width: var(--maxw);
  margin: 0 auto;
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr;
  grid-template-rows: auto 1fr auto;
  gap: 2rem;
  overflow: hidden;
}

.hero__meta {
  grid-column: 1 / -1;
  display: flex;
  gap: .6rem;
  flex-wrap: wrap;
}

.hero__title {
  grid-column: 1 / -1;
  font-family: var(--f-display);
  font-weight: 900;
  font-size: var(--t-4xl);
  line-height: .92;
  letter-spacing: -0.04em;
  text-transform: uppercase;
  margin-top: clamp(1rem, 2vw, 2rem);
}
.hero__title .line { display: block; }
.hero__title .line--stroke {
  -webkit-text-stroke: 1.5px var(--white);
  color: transparent;
  padding-left: clamp(.75rem, 2.5vw, 2.25rem);
}
.hero__title .line--acid {
  color: var(--acid);
  padding-left: 0;
}

.hero__bottom {
  grid-column: 1 / -1;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  align-self: end;
  max-width: 42rem;
}
.hero__sub {
  font-size: var(--t-lg);
  color: var(--mute);
  max-width: 32rem;
}
.hero__sub strong { color: var(--white); }
.hero__ctas {
  display: flex;
  gap: .8rem;
  flex-wrap: wrap;
}

.hero__stats {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
  margin-top: 1rem;
}
.hero__stats div {
  display: flex;
  flex-direction: column;
  gap: .25rem;
}
.hero__stats strong {
  font-family: var(--f-display);
  font-size: var(--t-xl);
  font-weight: 700;
  color: var(--white);
}
.hero__stats span {
  font-family: var(--f-mono);
  font-size: var(--t-xs);
  text-transform: uppercase;
  color: var(--mute);
  letter-spacing: .05em;
}

@media (max-width: 900px) {
  .hero { min-height: auto; }
  .hero__stats { grid-template-columns: repeat(2, 1fr); gap: 1.25rem; }
}

/* ============================================
   MARQUEE
   ============================================ */
.marquee {
  background: var(--acid);
  color: var(--black);
  overflow: hidden;
  padding: 1.1rem 0;
  border-top: 1px solid var(--black);
  border-bottom: 1px solid var(--black);
  position: relative;
  z-index: 2;
}
.marquee__track {
  display: flex;
  gap: 2.5rem;
  width: max-content;
  animation: marquee 38s linear infinite;
  font-family: var(--f-display);
  font-weight: 800;
  font-size: clamp(1.5rem, 1rem + 2.5vw, 3rem);
  text-transform: uppercase;
  letter-spacing: -.01em;
  white-space: nowrap;
}
.marquee--sm .marquee__track {
  font-family: var(--f-mono);
  font-weight: 500;
  font-size: clamp(0.9rem, 0.7rem + 0.8vw, 1.25rem);
  letter-spacing: .1em;
  gap: 1.5rem;
  animation-duration: 60s;
}
.marquee--sm {
  background: transparent;
  color: var(--mute);
  border: none;
}
@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ============================================
   SECTION base
   ============================================ */
.section {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: clamp(4rem, 8vw, 8rem) var(--pad);
  position: relative;
  z-index: 2;
}
.section--dark {
  max-width: none;
  background: var(--surface);
  margin: 0;
  padding-left: var(--pad);
  padding-right: var(--pad);
}
.section--dark > * { max-width: var(--maxw); margin-left: auto; margin-right: auto; }

.section__head {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-rows: auto auto;
  column-gap: 2rem;
  row-gap: 1rem;
  margin-bottom: clamp(2.5rem, 5vw, 4.5rem);
  align-items: start;
}
.section__head--row {
  grid-template-columns: 1fr auto;
  grid-template-rows: auto;
  align-items: end;
  gap: 2rem;
  margin-bottom: clamp(2rem, 4vw, 3rem);
}

.section__num {
  font-family: var(--f-mono);
  font-size: var(--t-sm);
  color: var(--acid);
  grid-row: 1;
  letter-spacing: .1em;
  padding-top: .6rem;
}
.section__title {
  font-family: var(--f-display);
  font-size: var(--t-3xl);
  font-weight: 800;
  line-height: .95;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  grid-column: 2;
}
.section__lead {
  grid-column: 2;
  grid-row: 2;
  color: var(--mute);
  font-size: var(--t-lg);
  max-width: 48rem;
}

/* ============================================
   TÉCNICAS grid
   ============================================ */
.grid { display: grid; gap: var(--gap); }
.grid--tecnicas {
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}
.tech {
  position: relative;
  padding: 1.75rem 1.5rem 1.5rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  transition: border-color .25s var(--ease), transform .25s var(--ease), background .25s var(--ease);
  display: flex;
  flex-direction: column;
  gap: .75rem;
}
.tech:hover {
  border-color: var(--acid);
  transform: translateY(-4px);
}
.tech__num {
  font-family: var(--f-mono);
  font-size: var(--t-xs);
  color: var(--mute-2);
  letter-spacing: .1em;
  text-transform: uppercase;
}
.tech h3 {
  font-family: var(--f-display);
  font-size: var(--t-xl);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: -0.01em;
  line-height: 1;
}
.tech p {
  color: var(--mute);
  font-size: var(--t-sm);
}
.tech ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: .25rem;
  margin-top: auto;
  padding-top: 1rem;
  border-top: 1px solid var(--border-soft);
}
.tech ul li {
  font-family: var(--f-mono);
  font-size: var(--t-xs);
  color: var(--mute);
  letter-spacing: .03em;
}
.tech ul li::before {
  content: "+ ";
  color: var(--acid);
}

/* ============================================
   VERTICALES
   ============================================ */
.grid--verticales {
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
}
.vertical {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform .3s var(--ease);
}
.vertical:hover { transform: translateY(-4px); }
.vertical img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  filter: grayscale(.2);
  transition: filter .3s var(--ease), transform .5s var(--ease);
}
.vertical:hover img { filter: grayscale(0); transform: scale(1.03); }
.vertical__body { padding: 1.5rem; }
.vertical h3 {
  font-family: var(--f-display);
  font-size: var(--t-xl);
  text-transform: uppercase;
  letter-spacing: -0.01em;
  margin-bottom: .5rem;
}
.vertical p {
  color: var(--mute);
  font-size: var(--t-sm);
}

/* ============================================
   PROCESO
   ============================================ */
.proceso {
  list-style: none;
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--border);
}
.step {
  display: grid;
  grid-template-columns: 100px 1fr auto;
  gap: 2rem;
  padding: clamp(1.5rem, 3vw, 2.5rem) 0;
  border-bottom: 1px solid var(--border);
  align-items: start;
  transition: background .25s var(--ease);
  cursor: default;
}
.step:hover { background: var(--surface); }
.step:hover .step__num { color: var(--acid); }
.step__num {
  font-family: var(--f-display);
  font-size: var(--t-2xl);
  font-weight: 800;
  color: var(--mute-2);
  line-height: 1;
  transition: color .25s var(--ease);
}
.step__body h3 {
  font-family: var(--f-display);
  font-size: var(--t-xl);
  text-transform: uppercase;
  margin-bottom: .4rem;
}
.step__body p {
  color: var(--mute);
  max-width: 42rem;
}
.step__time {
  font-family: var(--f-mono);
  font-size: var(--t-xs);
  color: var(--acid);
  letter-spacing: .1em;
  text-transform: uppercase;
  padding-top: .5rem;
  white-space: nowrap;
}

@media (max-width: 700px) {
  .step { grid-template-columns: 60px 1fr; grid-template-rows: auto auto; }
  .step__time { grid-column: 2; }
}

/* ============================================
   PORTFOLIO
   ============================================ */
.filters {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
}
.filter {
  font-family: var(--f-mono);
  font-size: var(--t-xs);
  text-transform: uppercase;
  letter-spacing: .08em;
  padding: .55em 1em;
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--mute);
  transition: all .2s var(--ease);
}
.filter:hover { color: var(--white); border-color: var(--white); }
.filter.is-active {
  background: var(--acid);
  color: var(--black);
  border-color: var(--acid);
}

.grid--portfolio {
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}
.work {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  aspect-ratio: 4/5;
  transition: transform .3s var(--ease), opacity .4s var(--ease);
}
.work.is-hidden {
  display: none;
}
.work img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(.25) contrast(1.05);
  transition: filter .4s var(--ease), transform .5s var(--ease);
}
.work figcaption {
  position: absolute;
  inset: auto 0 0 0;
  padding: 1rem 1.2rem;
  background: linear-gradient(to top, rgba(10,10,10,.95) 0%, rgba(10,10,10,0) 100%);
  display: flex;
  flex-direction: column;
  gap: .15rem;
  transform: translateY(20%);
  opacity: 0;
  transition: transform .35s var(--ease), opacity .3s var(--ease);
}
.work figcaption span {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: var(--t-sm);
  text-transform: uppercase;
  letter-spacing: -0.01em;
}
.work figcaption em {
  font-family: var(--f-mono);
  font-size: var(--t-xs);
  color: var(--acid);
  font-style: normal;
  letter-spacing: .05em;
}
.work:hover img { filter: grayscale(0); transform: scale(1.05); }
.work:hover figcaption { transform: translateY(0); opacity: 1; }

/* ============================================
   TABLE
   ============================================ */
.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--t-sm);
}
.table th, .table td {
  text-align: left;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border);
}
.table th {
  font-family: var(--f-mono);
  font-size: var(--t-xs);
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--mute);
  background: var(--surface);
  font-weight: 500;
}
.table tbody tr { transition: background .2s var(--ease); }
.table tbody tr:hover { background: var(--surface); }
.table td:first-child {
  font-family: var(--f-display);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: -0.01em;
}
.table tbody tr:last-child td { border-bottom: 0; }

/* ============================================
   CLIENTS ticker
   ============================================ */
.clients {
  padding: 2rem 0 3rem;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.clients__label {
  font-family: var(--f-mono);
  font-size: var(--t-xs);
  text-transform: uppercase;
  letter-spacing: .15em;
  color: var(--mute);
  text-align: center;
  margin-bottom: 1.25rem;
}

/* ============================================
   SPLIT (guía de archivos)
   ============================================ */
.section--split {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: clamp(2rem, 5vw, 5rem);
  align-items: start;
}
.split__left .section__num { display: inline-block; margin-bottom: 1rem; }
.split__left .section__title { margin-bottom: 1rem; }
.split__left .section__lead { margin-bottom: 2rem; }
.split__right {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.file-card {
  padding: 1.5rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: border-color .25s var(--ease);
}
.file-card:hover { border-color: var(--acid); }
.file-card__num {
  display: inline-block;
  font-family: var(--f-mono);
  font-size: var(--t-xs);
  color: var(--acid);
  padding: .3em .6em;
  border: 1px solid var(--acid);
  margin-bottom: 1rem;
  letter-spacing: .05em;
}
.file-card h4 {
  font-family: var(--f-display);
  font-size: var(--t-lg);
  text-transform: uppercase;
  margin-bottom: .5rem;
}
.file-card p {
  color: var(--mute);
  font-size: var(--t-sm);
}

@media (max-width: 900px) {
  .section--split { grid-template-columns: 1fr; }
  .split__right { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 520px) {
  .split__right { grid-template-columns: 1fr; }
}

/* ============================================
   FAQ
   ============================================ */
.faq {
  border-top: 1px solid var(--border);
}
.faq details {
  border-bottom: 1px solid var(--border);
  padding: 0;
}
.faq summary {
  list-style: none;
  cursor: pointer;
  padding: 1.5rem 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
  font-family: var(--f-display);
  font-size: var(--t-lg);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: -0.01em;
  transition: color .2s var(--ease);
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary:hover { color: var(--acid); }
.faq details[open] summary { color: var(--acid); }
.plus {
  position: relative;
  width: 20px; height: 20px;
  flex-shrink: 0;
}
.plus::before, .plus::after {
  content: "";
  position: absolute;
  background: currentColor;
  transition: transform .25s var(--ease);
}
.plus::before { left: 0; top: 9px; width: 20px; height: 2px; }
.plus::after { top: 0; left: 9px; width: 2px; height: 20px; }
.faq details[open] .plus::after { transform: scaleY(0); }

.faq p {
  color: var(--mute);
  padding-bottom: 1.5rem;
  max-width: 60rem;
}
.faq p a { color: var(--acid); text-decoration: underline; }

/* ============================================
   COTIZAR
   ============================================ */
.cotizar {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: clamp(2rem, 5vw, 5rem);
  align-items: start;
}
.cotizar__left .section__num { display: inline-block; margin-bottom: 1rem; }
.cotizar__left .section__title { margin-bottom: 1rem; }
.cotizar__left .section__lead { margin-bottom: 2rem; }

.cotizar__contact {
  margin-top: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem 2rem;
}
.cotizar__contact > div > *:not(.kicker) {
  font-size: var(--t-sm);
  color: var(--mute);
}
.cotizar__contact a { color: var(--white); }
.cotizar__contact a:hover { color: var(--acid); }

.cotizar__form {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: clamp(1.5rem, 3vw, 2.5rem);
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.cotizar__form label {
  display: flex;
  flex-direction: column;
  gap: .4rem;
}
.cotizar__form label > span {
  font-family: var(--f-mono);
  font-size: var(--t-xs);
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--mute);
}
.cotizar__form input,
.cotizar__form select,
.cotizar__form textarea {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: .85rem 1rem;
  font-family: var(--f-body);
  transition: border-color .2s var(--ease), background .2s var(--ease);
  width: 100%;
  resize: vertical;
}
.cotizar__form input:focus,
.cotizar__form select:focus,
.cotizar__form textarea:focus {
  outline: none;
  border-color: var(--acid);
  background: var(--surface-2);
}
.cotizar__form input:invalid:not(:placeholder-shown),
.cotizar__form select:invalid:not([value=""]) { border-color: #ff4d4d; }

.checks {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: .5rem;
}
.checks legend {
  font-family: var(--f-mono);
  font-size: var(--t-xs);
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--mute);
  padding: 0 .5rem;
}
.chk {
  display: flex !important;
  flex-direction: row !important;
  align-items: center;
  gap: .5rem !important;
  padding: .4rem .6rem;
  border-radius: var(--radius);
  cursor: pointer;
  transition: background .15s var(--ease);
}
.chk:hover { background: var(--surface-2); }
.chk input {
  width: 16px !important;
  height: 16px;
  accent-color: var(--acid);
  padding: 0 !important;
  background: transparent !important;
  border: none !important;
}
.chk span {
  font-family: var(--f-body) !important;
  font-size: var(--t-sm) !important;
  text-transform: none !important;
  letter-spacing: 0 !important;
  color: var(--white) !important;
}

.form-note {
  font-family: var(--f-mono);
  font-size: var(--t-xs);
  color: var(--mute);
  text-align: center;
  min-height: 1.2em;
}
.form-note.is-ok { color: var(--acid); }
.form-note.is-err { color: #ff6b6b; }

@media (max-width: 900px) {
  .cotizar { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .cotizar__contact { grid-template-columns: 1fr; }
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  background: var(--bg);
  border-top: 1px solid var(--border);
  padding: 4rem var(--pad) 2rem;
  position: relative;
  z-index: 2;
  overflow: hidden;
}
.footer__huge {
  font-family: var(--f-display);
  font-weight: 900;
  font-size: var(--t-huge);
  line-height: .85;
  letter-spacing: -0.04em;
  color: transparent;
  -webkit-text-stroke: 1px var(--border);
  text-align: center;
  margin-bottom: 3rem;
  user-select: none;
  white-space: nowrap;
}
.footer__grid {
  max-width: var(--maxw);
  margin: 0 auto 3rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 2rem;
}
.footer__grid > div > p {
  font-size: var(--t-sm);
  color: var(--mute);
  line-height: 1.7;
}
.footer__bottom {
  max-width: var(--maxw);
  margin: 0 auto;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  font-family: var(--f-mono);
  font-size: var(--t-xs);
  color: var(--mute);
  text-transform: uppercase;
  letter-spacing: .05em;
}

/* ============================================
   Reveal animations
   ============================================ */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .7s var(--ease), transform .7s var(--ease);
}
.reveal.is-visible {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
  html { scroll-behavior: auto; }
}