/* =====================================================
   Taller de Chapa y Pintura SG #999 — Landing page
   Esquema: negro carbono + plata/cromo + rojo (flyer SG)
   ===================================================== */

:root {
  /* Fondos carbono */
  --color-bg-deep: #0A0B0D;
  --color-background: #101114;
  --color-bg-muted: #0C0D10;
  --color-surface: #17191D;
  --color-surface-hover: #1D2025;

  /* Texto */
  --color-foreground: #F2F3F5;
  --color-muted-text: #A6ABB5;
  --color-on-primary: #FFFFFF;

  /* Acento rojo (flyer) */
  --color-accent: #DC2626;
  --color-accent-hover: #B91C1C;
  --color-accent-light: #F87171;

  /* Plata / cromo */
  --color-chrome: #DDE1E7;
  --color-chrome-dim: #B7BEC9;

  --color-border: rgba(255, 255, 255, 0.10);
  --hairline: rgba(255, 255, 255, 0.08);
  --color-ring: #F87171;

  --font-heading: "Lexend", system-ui, sans-serif;
  --font-body: "Source Sans 3", system-ui, sans-serif;

  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2rem;
  --space-5: 3rem;
  --space-6: 4rem;
  --space-7: 6rem;

  --radius: 16px;
  --radius-sm: 10px;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 12px 32px rgba(0, 0, 0, 0.5);
  --ease-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --transition: 250ms var(--ease-expo);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 5rem;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-foreground);
  background-color: var(--color-background);
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 {
  font-family: var(--font-heading);
  line-height: 1.2;
  margin: 0;
}

p {
  margin: 0;
}

ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

a {
  color: inherit;
  text-decoration: none;
}

img, svg {
  display: block;
  max-width: 100%;
}

figure {
  margin: 0;
}

.icon {
  width: 1.25rem;
  height: 1.25rem;
  flex-shrink: 0;
}

::selection {
  background: var(--color-accent);
  color: var(--color-on-primary);
}

:focus-visible {
  outline: 3px solid var(--color-ring);
  outline-offset: 2px;
  border-radius: 4px;
}

.container {
  width: 100%;
  max-width: 72rem;
  margin-inline: auto;
  padding-inline: var(--space-3);
}

/* ===== Botones ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.85rem 1.6rem;
  min-height: 48px;
  border-radius: var(--radius-sm);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: background-color var(--transition), color var(--transition),
    border-color var(--transition), transform var(--transition),
    box-shadow var(--transition);
}

.btn:active {
  transform: scale(0.97);
}

.btn--primary {
  background-color: var(--color-accent);
  color: var(--color-on-primary);
  box-shadow: 0 0 24px rgba(220, 38, 38, 0.35);
}

.btn--primary:hover {
  background-color: var(--color-accent-hover);
  box-shadow: 0 0 32px rgba(220, 38, 38, 0.5);
}

.btn--ghost {
  border: 2px solid rgba(255, 255, 255, 0.4);
  color: var(--color-on-primary);
  background: transparent;
}

.btn--ghost:hover {
  border-color: var(--color-chrome);
  background-color: rgba(255, 255, 255, 0.08);
}

.btn--lg {
  padding: 1rem 2rem;
  font-size: 1.1rem;
}

/* ===== Header / Nav ===== */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: rgba(10, 11, 13, 0.92);
  backdrop-filter: blur(10px);
  color: var(--color-on-primary);
  border-bottom: 1px solid var(--hairline);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  min-height: 4.5rem;
}

.nav__logo {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
}

.nav__logo-shield {
  width: 2.6rem;
  height: auto;
  flex-shrink: 0;
  filter: drop-shadow(0 2px 6px rgba(0, 0, 0, 0.5));
}

.nav__logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
  font-family: var(--font-heading);
}

.nav__logo-text strong {
  font-size: 1.02rem;
  font-weight: 700;
  font-style: italic;
  letter-spacing: 0.02em;
  background: linear-gradient(180deg, #F5F7FA 0%, #B7BEC9 55%, #DDE1E7 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.nav__logo-text strong em {
  font-style: italic;
  color: var(--color-accent);
  background: none;
  -webkit-background-clip: initial;
  background-clip: initial;
}

.nav__logo-text small {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-muted-text);
}

.nav__toggle {
  display: none;
  background: none;
  border: none;
  color: inherit;
  padding: 0.6rem;
  cursor: pointer;
}

.nav__toggle .icon {
  width: 1.6rem;
  height: 1.6rem;
}

.nav__menu {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.nav__link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0.35rem 0.25rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.85);
  border-bottom: 2px solid transparent;
  transition: color var(--transition), border-color var(--transition);
}

.nav__link:hover {
  color: var(--color-on-primary);
  border-bottom-color: var(--color-accent);
}

.nav__link--cta {
  padding: 0.55rem 1.2rem;
  border-radius: var(--radius-sm);
  background-color: var(--color-accent);
  color: var(--color-on-primary);
  border-bottom: none;
  transition: background-color var(--transition);
}

.nav__link--cta:hover {
  background-color: var(--color-accent-hover);
}

/* ===== Hero con foto ===== */
.hero {
  position: relative;
  overflow: hidden;
  color: var(--color-on-primary);
  padding-block: var(--space-7);
  min-height: 34rem;
  display: flex;
  align-items: center;
}

.hero picture {
  position: absolute;
  inset: 0;
}

.hero__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 60%;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(8, 9, 11, 0.93) 0%, rgba(8, 9, 11, 0.72) 45%, rgba(8, 9, 11, 0.42) 100%),
    linear-gradient(180deg, rgba(8, 9, 11, 0.55) 0%, transparent 30%),
    linear-gradient(0deg, rgba(16, 17, 20, 1) 0%, transparent 12%);
}

.hero__content {
  position: relative;
  z-index: 1;
}

.hero__eyebrow {
  font-family: var(--font-heading);
  font-weight: 600;
  font-style: italic;
  font-size: 0.95rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent-light);
  margin-bottom: var(--space-2);
}

.hero__title {
  font-size: clamp(2.2rem, 5vw, 3.4rem);
  font-weight: 700;
  margin-bottom: var(--space-3);
  max-width: 16ch;
  background: linear-gradient(180deg, #FFFFFF 0%, #C9CFD8 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero__subtitle {
  font-size: 1.15rem;
  color: rgba(255, 255, 255, 0.88);
  max-width: 34rem;
  margin-bottom: var(--space-4);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

.hero__badges {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-4);
}

.hero__badges li {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.9);
}

.hero__badges .icon {
  color: var(--color-accent-light);
}

/* ===== Cifras / Prueba social ===== */
.stats {
  background-color: var(--color-bg-deep);
  color: var(--color-on-primary);
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
  padding-block: var(--space-5);
}

.stats__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-4);
  text-align: center;
}

.stat__number {
  font-family: var(--font-heading);
  font-weight: 700;
  font-style: italic;
  font-size: clamp(2rem, 4vw, 2.8rem);
  background: linear-gradient(180deg, #F5F7FA 0%, #AEB6C2 60%, #DDE1E7 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-variant-numeric: tabular-nums;
  margin-bottom: 0.25rem;
}

.stat__label {
  color: var(--color-muted-text);
  font-size: 1rem;
}

/* ===== Secciones ===== */
.section {
  padding-block: var(--space-7);
}

.section__header {
  max-width: 44rem;
  margin: 0 auto var(--space-6);
  text-align: center;
}

.section__eyebrow {
  font-family: var(--font-heading);
  font-weight: 600;
  font-style: italic;
  font-size: 0.9rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent-light);
  margin-bottom: var(--space-1);
}

.section__title {
  font-size: clamp(1.7rem, 3.5vw, 2.4rem);
  font-weight: 700;
  margin-bottom: var(--space-2);
  color: var(--color-foreground);
}

.section__lead {
  font-size: 1.1rem;
  color: var(--color-muted-text);
}

.section--muted {
  background-color: var(--color-bg-muted);
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
}

.section--dark {
  background-color: var(--color-bg-deep);
}

/* ===== Cards de servicios con foto ===== */
.cards {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--space-3);
}

.card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition), transform var(--transition),
    border-color var(--transition), background-color var(--transition);
}

.card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
  border-color: rgba(220, 38, 38, 0.6);
  background-color: var(--color-surface-hover);
}

.card__media {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border-bottom: 2px solid var(--color-accent);
}

.card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 400ms var(--ease-expo);
}

.card:hover .card__media img {
  transform: scale(1.05);
}

.card__body {
  padding: var(--space-3);
}

.card__icon {
  display: grid;
  place-items: center;
  width: 3.25rem;
  height: 3.25rem;
  border-radius: var(--radius-sm);
  background-color: rgba(220, 38, 38, 0.14);
  color: var(--color-accent-light);
  margin-bottom: var(--space-3);
}

.card__icon .icon {
  width: 1.7rem;
  height: 1.7rem;
}

.card__title {
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: var(--space-2);
  color: var(--color-foreground);
}

.card__list li {
  position: relative;
  padding-left: 1.4rem;
  margin-bottom: 0.5rem;
  color: var(--color-muted-text);
}

.card__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background-color: var(--color-accent);
}

/* ===== Antes / Después ===== */
.compare {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4);
  max-width: 60rem;
  margin-inline: auto;
}

.compare__media {
  position: relative;
  aspect-ratio: 4 / 3;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-border);
}

.compare__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.compare__tag {
  position: absolute;
  top: var(--space-2);
  left: var(--space-2);
  padding: 0.35rem 0.9rem;
  border-radius: 999px;
  font-family: var(--font-heading);
  font-weight: 600;
  font-style: italic;
  font-size: 0.85rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-on-primary);
}

.compare__tag--before {
  background-color: rgba(63, 68, 80, 0.92);
}

.compare__tag--after {
  background-color: var(--color-accent);
}

.compare__caption {
  margin-top: var(--space-2);
  text-align: center;
  color: var(--color-muted-text);
  font-size: 0.98rem;
}

/* ===== Equipamiento con foto ===== */
.features {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-4);
}

.feature {
  display: flex;
  flex-direction: column;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color var(--transition), background-color var(--transition), transform var(--transition);
}

.feature:hover {
  border-color: rgba(220, 38, 38, 0.6);
  background: var(--color-surface-hover);
  transform: translateY(-4px);
}

.feature__media {
  aspect-ratio: 16 / 10;
  overflow: hidden;
  border-bottom: 2px solid var(--color-accent);
}

.feature__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 400ms var(--ease-expo);
}

.feature:hover .feature__media img {
  transform: scale(1.05);
}

.feature__body {
  padding: var(--space-3);
}

.feature__title {
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: var(--space-1);
}

.feature__text {
  color: var(--color-muted-text);
}

/* ===== Galería ===== */
.gallery-filters {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-1);
  margin-bottom: var(--space-2);
}

.gallery-filter {
  padding: 0.55rem 1.2rem;
  min-height: 44px;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  background-color: var(--color-surface);
  color: var(--color-muted-text);
  font-family: var(--font-heading);
  font-weight: 500;
  font-size: 0.95rem;
  cursor: pointer;
  transition: background-color var(--transition), color var(--transition), border-color var(--transition);
}

.gallery-filter:hover {
  border-color: var(--color-accent);
  color: var(--color-foreground);
}

.gallery-filter.is-active {
  background-color: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-on-primary);
}

.gallery-count {
  text-align: center;
  color: var(--color-muted-text);
  font-size: 0.95rem;
  margin-bottom: var(--space-4);
}

.gallery {
  column-count: 4;
  column-gap: var(--space-2);
}

.gallery__item {
  position: relative;
  display: block;
  width: 100%;
  padding: 0;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  border-radius: var(--radius-sm);
  overflow: hidden;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  break-inside: avoid;
  margin-bottom: var(--space-2);
}

.gallery__item img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 400ms var(--ease-expo);
}

.gallery__item::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 55%, rgba(0, 0, 0, 0.6) 100%);
  opacity: 0;
  transition: opacity var(--transition);
}

.gallery__item:hover img,
.gallery__item:focus-visible img {
  transform: scale(1.04);
}

.gallery__item:hover::after,
.gallery__item:focus-visible::after {
  opacity: 1;
}

.gallery__tag {
  position: absolute;
  left: 0.75rem;
  bottom: 0.75rem;
  z-index: 1;
  padding: 0.25rem 0.7rem;
  border-radius: 999px;
  background: rgba(220, 38, 38, 0.9);
  color: var(--color-on-primary);
  font-family: var(--font-heading);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.03em;
  opacity: 0;
  transform: translateY(6px);
  transition: opacity var(--transition), transform var(--transition);
  pointer-events: none;
}

.gallery__item:hover .gallery__tag,
.gallery__item:focus-visible .gallery__tag {
  opacity: 1;
  transform: none;
}

.gallery__item.is-hidden {
  display: none;
}

/* ===== Lightbox ===== */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(4, 5, 6, 0.92);
  padding: var(--space-4);
}

.lightbox[hidden] {
  display: none;
}

.lightbox__figure {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  max-width: min(90vw, 70rem);
}

.lightbox__img {
  max-width: 100%;
  max-height: 80vh;
  border-radius: var(--radius-sm);
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.6);
}

.lightbox__caption {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  color: rgba(255, 255, 255, 0.85);
  font-family: var(--font-heading);
  font-size: 0.95rem;
}

.lightbox__counter {
  color: rgba(255, 255, 255, 0.55);
  font-variant-numeric: tabular-nums;
}

.lightbox__nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  display: grid;
  place-items: center;
  width: 3rem;
  height: 3rem;
  border: none;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
  color: var(--color-on-primary);
  cursor: pointer;
  transition: background-color var(--transition);
  z-index: 1;
}

.lightbox__nav:hover {
  background: var(--color-accent);
}

.lightbox__nav--prev {
  left: var(--space-3);
}

.lightbox__nav--next {
  right: var(--space-3);
}

.lightbox__nav .icon {
  width: 1.5rem;
  height: 1.5rem;
}

.lightbox__close {
  position: absolute;
  top: var(--space-3);
  right: var(--space-3);
  display: grid;
  place-items: center;
  width: 3rem;
  height: 3rem;
  border: none;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
  color: var(--color-on-primary);
  cursor: pointer;
  transition: background-color var(--transition);
}

.lightbox__close:hover {
  background: var(--color-accent);
}

.lightbox__close .icon {
  width: 1.5rem;
  height: 1.5rem;
}

/* ===== Tipos de trabajos ===== */
.split {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4);
  max-width: 56rem;
  margin-inline: auto;
}

.split__card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--space-4);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition), transform var(--transition),
    border-color var(--transition), background-color var(--transition);
}

.split__card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
  border-color: rgba(220, 38, 38, 0.6);
  background-color: var(--color-surface-hover);
}

.split__text {
  color: var(--color-muted-text);
}

/* ===== CTA / Contacto ===== */
.section--cta {
  background:
    radial-gradient(50rem 25rem at 15% 120%, rgba(220, 38, 38, 0.22), transparent 60%),
    linear-gradient(200deg, #101114 0%, var(--color-bg-deep) 100%);
  color: var(--color-on-primary);
  border-top: 1px solid var(--hairline);
}

.cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}

.cta__title {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 700;
  margin-bottom: var(--space-1);
}

.cta__text {
  color: var(--color-muted-text);
  font-size: 1.1rem;
}

.cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.contact-info {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-3);
  border-top: 1px solid var(--hairline);
  padding-top: var(--space-5);
}

.contact-info__item {
  display: flex;
  gap: var(--space-2);
  align-items: flex-start;
}

.contact-info__item .icon {
  width: 1.5rem;
  height: 1.5rem;
  color: var(--color-accent-light);
  margin-top: 0.2rem;
}

.contact-info__item h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.contact-info__item p,
.contact-info__item a {
  color: var(--color-muted-text);
}

.contact-info__item a:hover {
  color: var(--color-on-primary);
  text-decoration: underline;
}

/* ===== Footer ===== */
.footer {
  background-color: #060708;
  color: var(--color-muted-text);
  padding-block: var(--space-4);
  border-top: 1px solid var(--hairline);
}

.footer__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
}

.footer__copy {
  font-size: 0.95rem;
}

.footer__credit {
  margin-top: var(--space-2);
  padding-top: var(--space-2);
  border-top: 1px solid var(--hairline);
  text-align: center;
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.45);
}

.footer__credit-brand {
  font-family: var(--font-heading);
  font-weight: 600;
  color: rgba(255, 255, 255, 0.65);
  white-space: nowrap;
  transition: color var(--transition);
}

.footer__credit-brand:hover {
  color: #FFFFFF;
  text-decoration: underline;
  text-decoration-color: #43A82E;
}

.footer__credit-logo {
  color: #43A82E;
  font-weight: 700;
  font-size: 1.15em;
}

/* ===== Botón flotante de WhatsApp ===== */
.whatsapp-fab {
  position: fixed;
  right: 1.25rem;
  bottom: calc(1.25rem + env(safe-area-inset-bottom, 0px));
  z-index: 90;
  display: grid;
  place-items: center;
  width: 3.5rem;
  height: 3.5rem;
  border-radius: 50%;
  background-color: #25D366;
  color: #FFFFFF;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.45), 0 0 24px rgba(37, 211, 102, 0.35);
  transition: transform var(--transition), background-color var(--transition), box-shadow var(--transition);
}

.whatsapp-fab:hover {
  transform: scale(1.08);
  background-color: #1EBE5D;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5), 0 0 32px rgba(37, 211, 102, 0.5);
}

.whatsapp-fab:active {
  transform: scale(0.96);
}

.whatsapp-fab svg {
  width: 1.9rem;
  height: 1.9rem;
}

/* ===== Animación de aparición (fallback sin GSAP) ===== */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 400ms ease-out, transform 400ms ease-out;
}

.reveal.is-visible {
  opacity: 1;
  transform: none;
}

/* ===== Responsive ===== */
@media (max-width: 64rem) {
  .cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .feature {
    flex-direction: row;
    align-items: stretch;
  }

  .feature__media {
    flex: 0 0 40%;
    aspect-ratio: auto;
    border-bottom: none;
    border-right: 2px solid var(--color-accent);
  }

  .gallery {
    column-count: 3;
  }
}

@media (max-width: 48rem) {
  .section {
    padding-block: var(--space-6);
  }

  .hero {
    padding-block: var(--space-6);
    min-height: 30rem;
  }

  .hero__overlay {
    background:
      linear-gradient(180deg, rgba(8, 9, 11, 0.9) 0%, rgba(8, 9, 11, 0.75) 100%),
      linear-gradient(0deg, rgba(16, 17, 20, 1) 0%, transparent 12%);
  }

  .nav__toggle {
    display: block;
  }

  .nav__menu {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background-color: var(--color-bg-deep);
    border-top: 1px solid var(--hairline);
    padding: var(--space-2) var(--space-3) var(--space-3);
    box-shadow: var(--shadow-md);
    display: none;
  }

  .nav__menu.is-open {
    display: flex;
  }

  .nav__link {
    min-height: 48px;
    border-bottom: none;
  }

  .nav__link--cta {
    justify-content: center;
    margin-top: var(--space-1);
  }

  .feature {
    flex-direction: column;
  }

  .feature__media {
    flex: none;
    aspect-ratio: 16 / 10;
    border-right: none;
    border-bottom: 2px solid var(--color-accent);
  }

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

  .gallery {
    column-count: 2;
  }

  .lightbox__nav--prev {
    left: var(--space-1);
  }

  .lightbox__nav--next {
    right: var(--space-1);
  }

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

  .stats__grid {
    grid-template-columns: 1fr;
    gap: var(--space-3);
  }

  .contact-info {
    grid-template-columns: 1fr;
  }

  .cta {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 30rem) {
  .cards {
    grid-template-columns: 1fr;
  }

  .hero__actions .btn {
    width: 100%;
    justify-content: center;
  }

  .cta__actions {
    width: 100%;
  }

  .cta__actions .btn {
    flex: 1;
    justify-content: center;
  }
}

/* ===== Reduced motion ===== */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}