:root {
  --red: #e31b23;
  --red-dark: #b50f16;
  --ink: #0c0d0f;
  --ink-soft: #202329;
  --muted: #626770;
  --line: #dedfe2;
  --surface: #f4f5f6;
  --white: #ffffff;
  --success: #18794e;
  --error: #b42318;
  --shadow: 0 22px 55px rgba(12, 13, 15, 0.12);
  --radius: 0.25rem;
  --container: 1200px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink-soft);
  background: var(--white);
  font-family: Arial, "Helvetica Neue", sans-serif;
  font-size: 1rem;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
}

body.menu-open {
  overflow: hidden;
}

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

a {
  color: inherit;
}

button,
input,
select,
textarea {
  font: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

:focus-visible {
  outline: 3px solid #ffb4b8;
  outline-offset: 3px;
}

.skip-link {
  position: fixed;
  z-index: 9999;
  top: 0.75rem;
  left: 0.75rem;
  padding: 0.7rem 1rem;
  color: var(--white);
  background: var(--ink);
  transform: translateY(-160%);
  transition: transform 180ms ease;
}

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

.container {
  width: min(calc(100% - 2.5rem), var(--container));
  margin-inline: auto;
}

.section {
  padding-block: clamp(4rem, 8vw, 7.5rem);
}

.section--compact {
  padding-block: clamp(3rem, 6vw, 5rem);
}

.section--surface {
  background: var(--surface);
}

.section--ink {
  color: var(--white);
  background: var(--ink);
}

.section--ink .section-title {
  color: var(--white);
}

.section--ink .section-intro {
  color: #bec0c6;
}

.eyebrow {
  display: flex;
  gap: 0.65rem;
  align-items: center;
  margin: 0 0 1rem;
  color: var(--red);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  line-height: 1.2;
  text-transform: uppercase;
}

.eyebrow::before {
  width: 2rem;
  height: 0.2rem;
  content: "";
  background: currentColor;
}

.section-title,
.page-title,
.hero__title {
  margin: 0;
  color: var(--ink);
  font-weight: 800;
  letter-spacing: -0.045em;
  line-height: 0.98;
}

.section-title {
  max-width: 15ch;
  font-size: clamp(2.25rem, 5vw, 4.5rem);
}

.section-intro {
  max-width: 62ch;
  margin: 1.5rem 0 0;
  color: var(--muted);
  font-size: 1.1rem;
}

.section-head {
  display: flex;
  gap: 2rem;
  align-items: end;
  justify-content: space-between;
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}

.section-head .section-intro {
  max-width: 42ch;
  margin: 0;
}

.text-link {
  display: inline-flex;
  gap: 0.55rem;
  align-items: center;
  color: var(--ink);
  font-weight: 800;
  text-decoration-thickness: 0.12em;
  text-underline-offset: 0.3em;
}

.text-link::after {
  color: var(--red);
  content: "\2192";
  transition: transform 180ms ease;
}

.text-link:hover::after {
  transform: translateX(0.3rem);
}

.button {
  display: inline-flex;
  min-height: 3.25rem;
  gap: 0.7rem;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.4rem;
  border: 2px solid var(--red);
  border-radius: var(--radius);
  color: var(--white);
  background: var(--red);
  font-weight: 800;
  line-height: 1.15;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  transition: color 180ms ease, background 180ms ease, border-color 180ms ease, transform 180ms ease;
}

.button:hover {
  border-color: var(--red-dark);
  background: var(--red-dark);
  transform: translateY(-2px);
}

.button--dark {
  border-color: var(--ink);
  background: var(--ink);
}

.button--dark:hover {
  border-color: #2d3036;
  background: #2d3036;
}

.button--ghost {
  border-color: rgba(255, 255, 255, 0.55);
  color: var(--white);
  background: rgba(8, 9, 11, 0.2);
  backdrop-filter: blur(8px);
}

.button--ghost:hover {
  border-color: var(--white);
  background: rgba(255, 255, 255, 0.12);
}

.button[disabled] {
  cursor: wait;
  opacity: 0.65;
  transform: none;
}

.topbar {
  color: #ececef;
  background: var(--ink);
  font-size: 0.88rem;
}

.topbar__inner {
  display: flex;
  min-height: 2.65rem;
  gap: 1.5rem;
  align-items: center;
  justify-content: space-between;
}

.topbar__label {
  color: #b9bbc1;
}

.topbar__links {
  display: flex;
  gap: 1.35rem;
  align-items: center;
}

.topbar a {
  font-weight: 700;
  text-decoration: none;
}

.topbar a:hover {
  color: var(--white);
  text-decoration: underline;
  text-underline-offset: 0.25em;
}

.site-header {
  position: sticky;
  z-index: 1000;
  top: 0;
  border-bottom: 1px solid rgba(12, 13, 15, 0.08);
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(14px);
}

.site-header__inner {
  display: grid;
  min-height: 5.75rem;
  grid-template-columns: auto 1fr auto;
  gap: 2rem;
  align-items: center;
}

.brand {
  display: inline-flex;
  align-items: center;
}

.brand img {
  width: clamp(11rem, 16vw, 14rem);
}

.site-nav {
  justify-self: center;
}

.site-nav__list {
  display: flex;
  gap: clamp(1rem, 2.4vw, 2rem);
  align-items: center;
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-nav a {
  position: relative;
  padding-block: 0.65rem;
  color: var(--ink);
  font-size: 0.92rem;
  font-weight: 800;
  text-decoration: none;
}

.site-nav a::after {
  position: absolute;
  right: 0;
  bottom: 0.25rem;
  left: 0;
  height: 0.16rem;
  content: "";
  background: var(--red);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 180ms ease;
}

.site-nav a:hover::after,
.site-nav a[aria-current="page"]::after {
  transform: scaleX(1);
  transform-origin: left;
}

.menu-toggle {
  display: none;
  width: 3rem;
  height: 3rem;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  width: 1.4rem;
  height: 2px;
  margin: 0.28rem auto;
  background: var(--ink);
  transition: transform 180ms ease, opacity 180ms ease;
}

.menu-toggle[aria-expanded="true"] span:first-child {
  transform: translateY(6px) rotate(45deg);
}

.menu-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.menu-toggle[aria-expanded="true"] span:last-child {
  transform: translateY(-6px) rotate(-45deg);
}

.hero {
  position: relative;
  display: grid;
  min-height: min(760px, calc(100vh - 8.4rem));
  overflow: hidden;
  color: var(--white);
  background: #11151a url("../assets/images/hero-refrigeracion-industrial.webp") center / cover no-repeat;
  isolation: isolate;
}

.hero::before {
  position: absolute;
  z-index: -1;
  inset: 0;
  content: "";
  background:
    linear-gradient(90deg, rgba(7, 9, 12, 0.94) 0%, rgba(7, 9, 12, 0.77) 42%, rgba(7, 9, 12, 0.12) 78%),
    linear-gradient(0deg, rgba(7, 9, 12, 0.54), transparent 45%);
}

.hero::after {
  position: absolute;
  z-index: -1;
  right: -5rem;
  bottom: -10rem;
  width: 30rem;
  height: 30rem;
  border: 4rem solid rgba(227, 27, 35, 0.75);
  border-radius: 50%;
  content: "";
}

.hero__inner {
  display: flex;
  max-width: 770px;
  flex-direction: column;
  justify-content: center;
  padding-block: clamp(5rem, 10vw, 9rem);
}

.hero .eyebrow {
  color: #ff5d64;
}

.hero__title {
  color: var(--white);
  font-size: clamp(3.15rem, 8.2vw, 7.3rem);
}

.hero__title span {
  display: block;
  color: #ff4c54;
}

.hero__copy {
  max-width: 60ch;
  margin: 1.6rem 0 0;
  color: #e9e9eb;
  font-size: clamp(1.05rem, 2vw, 1.25rem);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin-top: 2rem;
}

.hero__note {
  margin: 2rem 0 0;
  color: #c8c9cd;
  font-size: 0.92rem;
}

.trust-strip {
  border-bottom: 1px solid var(--line);
  background: var(--white);
}

.trust-strip__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}

.trust-item {
  min-height: 8.5rem;
  padding: 1.8rem clamp(1rem, 2.5vw, 2.25rem);
  border-right: 1px solid var(--line);
}

.trust-item:first-child {
  border-left: 1px solid var(--line);
}

.trust-item strong {
  display: block;
  color: var(--ink);
  font-size: 1.15rem;
}

.trust-item span {
  color: var(--muted);
  font-size: 0.92rem;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
}

.product-card {
  position: relative;
  display: flex;
  min-height: 100%;
  overflow: hidden;
  flex-direction: column;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--ink-soft);
  background: var(--white);
  text-decoration: none;
  transition: border-color 180ms ease, box-shadow 180ms ease, transform 180ms ease;
}

.product-card:hover {
  border-color: #b7b9bf;
  box-shadow: var(--shadow);
  transform: translateY(-5px);
}

.product-card__media {
  display: grid;
  min-height: 14rem;
  place-items: center;
  padding: 1rem;
  background:
    linear-gradient(135deg, transparent 65%, rgba(227, 27, 35, 0.07) 65%),
    var(--surface);
}

.product-card__media img {
  width: 100%;
  max-height: 13rem;
  object-fit: contain;
  transition: transform 240ms ease;
}

.product-card:hover .product-card__media img {
  transform: scale(1.035);
}

.product-card__body {
  display: flex;
  flex: 1;
  flex-direction: column;
  padding: 1.5rem;
}

.product-card__number {
  margin-bottom: 1rem;
  color: var(--red);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.15em;
}

.product-card h2,
.product-card h3 {
  margin: 0;
  color: var(--ink);
  font-size: 1.25rem;
  line-height: 1.15;
}

.product-card p {
  margin: 0.8rem 0 1.2rem;
  color: var(--muted);
  font-size: 0.95rem;
}

.product-card__link {
  margin-top: auto;
  color: var(--ink);
  font-size: 0.9rem;
  font-weight: 800;
}

.product-card__link::after {
  margin-left: 0.4rem;
  color: var(--red);
  content: "\2192";
}

.application-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.25rem;
}

.application-card {
  position: relative;
  min-height: 27rem;
  overflow: hidden;
  border-radius: var(--radius);
  color: var(--white);
  background: var(--ink);
  isolation: isolate;
}

.application-card::after {
  position: absolute;
  z-index: -1;
  inset: 0;
  content: "";
  background: linear-gradient(0deg, rgba(7, 8, 10, 0.94), rgba(7, 8, 10, 0.1) 78%);
}

.application-card img {
  position: absolute;
  z-index: -2;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 350ms ease;
}

.application-card:hover img {
  transform: scale(1.04);
}

.application-card__body {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  padding: clamp(1.5rem, 4vw, 2.5rem);
}

.application-card__number {
  color: #ff6269;
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.14em;
}

.application-card h2,
.application-card h3 {
  max-width: 23ch;
  margin: 0.65rem 0 0;
  font-size: clamp(1.5rem, 3vw, 2.35rem);
  line-height: 1.05;
}

.application-card p {
  max-width: 55ch;
  margin: 0.8rem 0 0;
  color: #dedee1;
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(2.5rem, 6vw, 6rem);
  align-items: center;
}

.split__media {
  position: relative;
}

.split__media::after {
  position: absolute;
  z-index: -1;
  right: -1.25rem;
  bottom: -1.25rem;
  width: 55%;
  height: 65%;
  content: "";
  background: var(--red);
}

.split__media img {
  width: 100%;
  min-height: 28rem;
  object-fit: cover;
}

.split__content h2 {
  margin: 0;
  color: var(--ink);
  font-size: clamp(2.2rem, 4vw, 4rem);
  letter-spacing: -0.04em;
  line-height: 1;
}

.split__content p {
  color: var(--muted);
}

.feature-list {
  display: grid;
  gap: 0;
  margin: 2rem 0;
  padding: 0;
  border-top: 1px solid var(--line);
  list-style: none;
}

.feature-list li {
  display: grid;
  grid-template-columns: 2rem 1fr;
  gap: 0.8rem;
  padding-block: 1rem;
  border-bottom: 1px solid var(--line);
  font-weight: 700;
}

.feature-list li::before {
  color: var(--red);
  content: "\2713";
  font-weight: 900;
}

.cta-band {
  position: relative;
  overflow: hidden;
  color: var(--white);
  background: var(--red);
}

.cta-band::after {
  position: absolute;
  top: -10rem;
  right: -7rem;
  width: 28rem;
  height: 28rem;
  border: 4rem solid rgba(255, 255, 255, 0.12);
  border-radius: 50%;
  content: "";
}

.cta-band__inner {
  position: relative;
  z-index: 1;
  display: flex;
  gap: 2rem;
  align-items: center;
  justify-content: space-between;
  padding-block: clamp(3.5rem, 7vw, 5.5rem);
}

.cta-band h2 {
  max-width: 18ch;
  margin: 0;
  font-size: clamp(2rem, 4.5vw, 4rem);
  letter-spacing: -0.04em;
  line-height: 1;
}

.cta-band p {
  max-width: 52ch;
  margin: 1rem 0 0;
  color: #fff0f1;
}

.cta-band .button {
  flex: 0 0 auto;
  border-color: var(--ink);
  background: var(--ink);
}

.page-hero {
  position: relative;
  overflow: hidden;
  color: var(--white);
  background: var(--ink);
}

.page-hero::after {
  position: absolute;
  right: -8rem;
  bottom: -13rem;
  width: 33rem;
  height: 33rem;
  border: 5rem solid rgba(227, 27, 35, 0.86);
  border-radius: 50%;
  content: "";
}

.page-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  min-height: 24rem;
  max-width: 900px;
  align-content: center;
  padding-block: clamp(4rem, 8vw, 7rem);
}

.page-hero .eyebrow {
  color: #ff5d64;
}

.page-title {
  color: var(--white);
  font-size: clamp(3rem, 7vw, 6.2rem);
}

.page-hero p {
  max-width: 62ch;
  margin: 1.4rem 0 0;
  color: #d8d9dc;
  font-size: 1.12rem;
}

.catalog-list {
  display: grid;
  gap: 1.5rem;
}

.catalog-item {
  display: grid;
  overflow: hidden;
  grid-template-columns: minmax(18rem, 0.85fr) minmax(0, 1.15fr);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
}

.catalog-item:nth-child(even) {
  grid-template-columns: minmax(0, 1.15fr) minmax(18rem, 0.85fr);
}

.catalog-item:nth-child(even) .catalog-item__media {
  order: 2;
}

.catalog-item__media {
  display: grid;
  min-height: 25rem;
  place-items: center;
  padding: 2rem;
  background: var(--surface);
}

.catalog-item__media img {
  width: 100%;
  max-height: 22rem;
  object-fit: contain;
}

.catalog-item__content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(2rem, 5vw, 4.5rem);
}

.catalog-item__content h2 {
  margin: 0;
  color: var(--ink);
  font-size: clamp(2rem, 4vw, 3.5rem);
  letter-spacing: -0.04em;
  line-height: 1;
}

.catalog-item__content p {
  color: var(--muted);
}

.catalog-item__content ul {
  margin: 1rem 0 1.7rem;
  padding-left: 1.2rem;
}

.catalog-item__content li::marker {
  color: var(--red);
}

.application-detail {
  display: grid;
  overflow: hidden;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  border: 1px solid var(--line);
  background: var(--white);
}

.application-detail + .application-detail {
  margin-top: 1.5rem;
}

.application-detail__media img {
  width: 100%;
  height: 100%;
  min-height: 25rem;
  object-fit: cover;
}

.application-detail__content {
  padding: clamp(2rem, 5vw, 4.5rem);
}

.application-detail__content h2 {
  margin: 0;
  color: var(--ink);
  font-size: clamp(2rem, 4vw, 3.5rem);
  letter-spacing: -0.04em;
  line-height: 1;
}

.application-detail__content p {
  color: var(--muted);
}

.application-detail__content strong {
  color: var(--ink);
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  border: 1px solid #303238;
  background: #303238;
}

.step {
  min-height: 18rem;
  padding: clamp(1.5rem, 4vw, 3rem);
  background: var(--ink);
}

.step__number {
  color: #ff5d64;
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.16em;
}

.step h3 {
  margin: 3rem 0 0.8rem;
  color: var(--white);
  font-size: 1.5rem;
}

.step p {
  margin: 0;
  color: #bec0c6;
}

.timeline {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin-top: 3rem;
  border-top: 1px solid var(--line);
}

.timeline__item {
  position: relative;
  padding: 2rem 1.25rem 0 0;
}

.timeline__item::before {
  position: absolute;
  top: -0.4rem;
  left: 0;
  width: 0.8rem;
  height: 0.8rem;
  border-radius: 50%;
  content: "";
  background: var(--red);
}

.timeline__year {
  display: block;
  color: var(--red);
  font-size: 1.6rem;
  font-weight: 800;
}

.timeline__item p {
  color: var(--muted);
}

.contact-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.75fr) minmax(0, 1.25fr);
  gap: clamp(2.5rem, 6vw, 6rem);
  align-items: start;
}

.contact-panel {
  position: sticky;
  top: 8rem;
}

.contact-panel h2 {
  margin: 0;
  color: var(--ink);
  font-size: clamp(2rem, 4vw, 3.5rem);
  letter-spacing: -0.04em;
  line-height: 1;
}

.contact-panel > p {
  color: var(--muted);
}

.contact-list {
  display: grid;
  gap: 0;
  margin: 2rem 0;
  padding: 0;
  border-top: 1px solid var(--line);
  list-style: none;
}

.contact-list li {
  padding-block: 1rem;
  border-bottom: 1px solid var(--line);
}

.contact-list span {
  display: block;
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.contact-list a,
.contact-list strong {
  color: var(--ink);
  font-size: 1.05rem;
  font-weight: 800;
  text-decoration: none;
}

.contact-list a:hover {
  color: var(--red);
  text-decoration: underline;
  text-underline-offset: 0.25em;
}

.lead-form {
  padding: clamp(1.5rem, 4vw, 3rem);
  border: 1px solid var(--line);
  border-top: 0.35rem solid var(--red);
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: var(--shadow);
}

.lead-form__head {
  margin-bottom: 2rem;
}

.lead-form__head h2,
.lead-form__head h3 {
  margin: 0;
  color: var(--ink);
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  letter-spacing: -0.035em;
  line-height: 1.05;
}

.lead-form__head p {
  margin: 0.75rem 0 0;
  color: var(--muted);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.15rem;
}

.field {
  display: grid;
  gap: 0.45rem;
}

.field--full {
  grid-column: 1 / -1;
}

.field label,
.field-label {
  color: var(--ink);
  font-size: 0.9rem;
  font-weight: 800;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  min-height: 3.2rem;
  padding: 0.78rem 0.9rem;
  border: 1px solid #bfc1c6;
  border-radius: 0.18rem;
  color: var(--ink);
  background: var(--white);
  transition: border-color 160ms ease, box-shadow 160ms ease;
}

.field textarea {
  min-height: 8rem;
  resize: vertical;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: var(--red);
  outline: none;
  box-shadow: 0 0 0 3px rgba(227, 27, 35, 0.13);
}

.field__hint {
  color: var(--muted);
  font-size: 0.8rem;
}

.check-field {
  display: grid;
  grid-template-columns: 1.2rem 1fr;
  gap: 0.7rem;
  align-items: start;
  margin-top: 0.3rem;
}

.check-field input {
  width: 1.15rem;
  height: 1.15rem;
  margin-top: 0.2rem;
  accent-color: var(--red);
}

.check-field label {
  color: var(--muted);
  font-size: 0.88rem;
}

.check-field a {
  color: var(--ink);
  font-weight: 800;
}

.form-actions {
  display: flex;
  gap: 1rem;
  align-items: center;
  margin-top: 1.6rem;
}

.form-status {
  min-height: 1.5rem;
  margin: 1rem 0 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.form-status[data-state="error"] {
  color: var(--error);
  font-weight: 700;
}

.form-status[data-state="success"] {
  color: var(--success);
  font-weight: 700;
}

.hp-field {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
}

.legal-copy {
  max-width: 850px;
}

.legal-copy h2 {
  margin-top: 2.5rem;
  color: var(--ink);
  font-size: 1.55rem;
}

.legal-copy p,
.legal-copy li {
  color: var(--muted);
}

.notice {
  padding: 1rem 1.2rem;
  border-left: 0.3rem solid var(--red);
  background: #fff2f3;
}

.system-page {
  display: grid;
  min-height: 70vh;
  place-items: center;
  padding-block: 5rem;
  text-align: center;
}

.system-page__box {
  max-width: 700px;
}

.system-page__mark {
  display: grid;
  width: 5rem;
  height: 5rem;
  margin: 0 auto 1.5rem;
  border-radius: 50%;
  place-items: center;
  color: var(--white);
  background: var(--red);
  font-size: 2rem;
  font-weight: 900;
}

.system-page h1 {
  margin: 0;
  color: var(--ink);
  font-size: clamp(2.5rem, 6vw, 5rem);
  letter-spacing: -0.04em;
  line-height: 1;
}

.system-page p {
  color: var(--muted);
  font-size: 1.1rem;
}

.folio {
  display: inline-block;
  margin: 0.5rem 0 1.5rem;
  padding: 0.7rem 1rem;
  border: 1px solid var(--line);
  color: var(--ink);
  background: var(--surface);
  font-weight: 800;
  letter-spacing: 0.04em;
}

.site-footer {
  color: #d7d8db;
  background: var(--ink);
}

.site-footer__main {
  display: grid;
  grid-template-columns: 1.35fr 0.8fr 1fr;
  gap: clamp(2.5rem, 6vw, 6rem);
  padding-block: clamp(3.5rem, 7vw, 6rem);
}

.site-footer__brand img {
  width: min(100%, 15rem);
}

.site-footer__brand p {
  max-width: 38ch;
  color: #aeb0b6;
}

.site-footer h2 {
  margin: 0 0 1rem;
  color: var(--white);
  font-size: 0.85rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.site-footer ul {
  display: grid;
  gap: 0.7rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-footer a {
  color: #d7d8db;
  text-decoration: none;
}

.site-footer a:hover {
  color: var(--white);
  text-decoration: underline;
  text-underline-offset: 0.25em;
}

.site-footer__bottom {
  display: flex;
  min-height: 4.5rem;
  gap: 1rem;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid #303238;
  color: #96999f;
  font-size: 0.85rem;
}

.whatsapp-float {
  position: fixed;
  z-index: 900;
  right: 1.25rem;
  bottom: 1.25rem;
  display: inline-flex;
  min-height: 3.4rem;
  gap: 0.6rem;
  align-items: center;
  padding: 0.85rem 1rem;
  border-radius: 999px;
  color: var(--white);
  background: #177f49;
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.25);
  font-size: 0.9rem;
  font-weight: 800;
  text-decoration: none;
  transition: background 180ms ease, transform 180ms ease;
}

.whatsapp-float::before {
  content: "WA";
  font-size: 0.75rem;
  letter-spacing: -0.04em;
}

.whatsapp-float:hover {
  background: #116c3d;
  transform: translateY(-2px);
}

@media (max-width: 1050px) {
  .site-header__inner {
    gap: 1rem;
  }

  .site-header .button {
    display: none;
  }

  .product-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .site-footer__main {
    grid-template-columns: 1fr 1fr;
  }

  .site-footer__brand {
    grid-column: 1 / -1;
  }
}

@media (max-width: 820px) {
  .topbar__label {
    display: none;
  }

  .topbar__inner {
    justify-content: center;
  }

  .topbar__links {
    width: 100%;
    justify-content: space-between;
  }

  .site-header__inner {
    grid-template-columns: 1fr auto;
  }

  .menu-toggle {
    display: block;
  }

  .site-nav {
    position: fixed;
    z-index: 999;
    top: 8.4rem;
    right: 0;
    bottom: 0;
    left: 0;
    display: none;
    padding: 2rem 1.25rem;
    background: var(--white);
  }

  .site-nav[data-open="true"] {
    display: block;
  }

  .site-nav__list {
    flex-direction: column;
    align-items: stretch;
  }

  .site-nav a {
    display: block;
    padding: 1rem 0;
    border-bottom: 1px solid var(--line);
    font-size: 1.15rem;
  }

  .site-nav a::after {
    display: none;
  }

  .hero {
    min-height: 650px;
    background-position: 62% center;
  }

  .hero::before {
    background: linear-gradient(90deg, rgba(7, 9, 12, 0.93), rgba(7, 9, 12, 0.58));
  }

  .trust-strip__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .trust-item:nth-child(3) {
    border-left: 1px solid var(--line);
  }

  .trust-item:nth-child(-n + 2) {
    border-bottom: 1px solid var(--line);
  }

  .section-head,
  .cta-band__inner {
    align-items: start;
    flex-direction: column;
  }

  .application-grid,
  .split,
  .contact-layout {
    grid-template-columns: 1fr;
  }

  .split__media img {
    min-height: 22rem;
  }

  .catalog-item,
  .catalog-item:nth-child(even),
  .application-detail {
    grid-template-columns: 1fr;
  }

  .catalog-item:nth-child(even) .catalog-item__media {
    order: 0;
  }

  .catalog-item__media {
    min-height: 20rem;
  }

  .steps-grid {
    grid-template-columns: 1fr;
  }

  .step {
    min-height: auto;
  }

  .step h3 {
    margin-top: 1.5rem;
  }

  .timeline {
    grid-template-columns: repeat(2, 1fr);
  }

  .contact-panel {
    position: static;
  }
}

@media (max-width: 560px) {
  .container {
    width: min(calc(100% - 1.5rem), var(--container));
  }

  .topbar__links {
    gap: 0.8rem;
    font-size: 0.78rem;
  }

  .site-header__inner {
    min-height: 5rem;
  }

  .brand img {
    width: 10.4rem;
  }

  .site-nav {
    top: 7.65rem;
  }

  .hero__title {
    font-size: clamp(2.85rem, 15vw, 4.5rem);
  }

  .hero__actions,
  .form-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .hero__actions .button,
  .form-actions .button {
    width: 100%;
  }

  .trust-strip__grid,
  .product-grid,
  .application-grid,
  .form-grid,
  .timeline,
  .site-footer__main {
    grid-template-columns: 1fr;
  }

  .trust-item,
  .trust-item:first-child,
  .trust-item:nth-child(3) {
    border-right: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    border-left: 1px solid var(--line);
  }

  .application-card {
    min-height: 24rem;
  }

  .field--full {
    grid-column: auto;
  }

  .site-footer__brand {
    grid-column: auto;
  }

  .site-footer__bottom {
    align-items: start;
    flex-direction: column;
    justify-content: center;
    padding-block: 1rem;
  }

  .whatsapp-float {
    right: 0.75rem;
    bottom: 0.75rem;
  }

  .whatsapp-float span {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}