/* v2 · Basado en "pag web DMS.psd": misma paleta, tipografía y estructura, con animaciones y mejoras de UX */
:root {
  --orange: #dd820d;
  --navy: #323068;
  --blue: #3895ea;
  --btn: #0096ed;
  --btn-hover: #007ccc;
  --text: #5a5a5a;
  --caption: #363636;
  --gray-bg: #f2f2f2;
  --border: #d6d6d6;
  --footer: #0f2736;
  --error: #e0463a;
  --ok: #2f9e44;
  --container: 1780px;
  --gutter: 18px;
  --radius: 10px;
  --topbar-h: 84px;
  --shadow-sm: 0 2px 8px rgba(15, 39, 54, 0.08);
  --shadow-lg: 0 18px 40px rgba(15, 39, 54, 0.18);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --font: "Futura", "Futura PT", "Jost", "Century Gothic", sans-serif;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 72px;
}

body {
  margin: 0;
  font-family: var(--font);
  font-weight: 500;
  color: var(--text);
  background: #fff;
  -webkit-font-smoothing: antialiased;
}

body.is-locked {
  overflow: hidden;
}

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

a {
  color: inherit;
}

:focus-visible {
  outline: 3px solid var(--blue);
  outline-offset: 3px;
}

.skip-link {
  position: fixed;
  top: -60px;
  left: 16px;
  z-index: 100;
  padding: 10px 16px;
  border-radius: 6px;
  background: var(--footer);
  color: #fff;
  text-decoration: none;
  transition: top 0.2s;
}

.skip-link:focus {
  top: 16px;
}

/* ---------- Barra de progreso ---------- */
.progress {
  position: fixed;
  inset: 0 0 auto;
  z-index: 60;
  height: 3px;
  pointer-events: none;
}

.progress span {
  display: block;
  height: 100%;
  width: 100%;
  transform: scaleX(0);
  transform-origin: left;
  background: linear-gradient(90deg, var(--orange), var(--blue));
}

/* ---------- Topbar ---------- */
.topbar {
  position: fixed;
  inset: 0 0 auto;
  z-index: 50;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  padding: clamp(16px, 2.35vw, 60px) clamp(16px, 16.7vw, 428px) 0 clamp(16px, 2.35vw, 60px);
  color: #fff;
  transition: padding 0.4s var(--ease), background 0.4s var(--ease), box-shadow 0.4s var(--ease);
}

.topbar__logo {
  width: clamp(72px, 6.7vw, 172px);
  transition: width 0.4s var(--ease);
}

.topbar__logo img {
  width: 100%;
  transition: transform 0.4s var(--ease);
}

.topbar__logo:hover img {
  transform: rotate(-8deg) scale(1.04);
}

.nav {
  margin-top: calc(40px - clamp(16px, 2.35vw, 60px));
}

.nav ul {
  display: flex;
  gap: 40px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.nav a {
  position: relative;
  display: inline-block;
  padding: 6px 0 8px;
  font-size: 16px;
  text-decoration: none;
}

.nav a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 3px;
  border-radius: 2px;
  background: currentColor;
  transform: scaleX(0);
  transition: transform 0.35s var(--ease);
}

.nav a:hover::after,
.nav a.is-active::after {
  transform: scaleX(1);
}

/* Estado compacto al hacer scroll */
.topbar.is-scrolled {
  align-items: center;
  padding-top: 10px;
  padding-bottom: 10px;
  background: rgba(15, 39, 54, 0.82);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}

.topbar.is-scrolled .topbar__logo {
  width: 52px;
}

.topbar.is-scrolled .nav {
  margin-top: 0;
}

.menu-toggle {
  display: none;
}

/* ---------- Portada ---------- */
.hero {
  position: relative;
  height: clamp(520px, 43vw, 1100px);
  color: #fff;
  background: #0a6eaf;
}

/* El contenedor recorta el fondo para que el parallax no invada la sección siguiente */
.hero__media,
.hero__bg,
.hero__shade {
  position: absolute;
  inset: 0;
}

.hero__media {
  overflow: hidden;
}

.hero__bg {
  background: url("../img/hero-1280.jpg") center / cover no-repeat;
  animation: heroZoom 18s var(--ease) both;
  will-change: transform;
}

@media (min-width: 1281px) {
  .hero__bg {
    background-image: url("../img/hero.jpg");
  }
}

.hero__shade {
  background: radial-gradient(ellipse at center, rgba(0, 60, 120, 0) 40%, rgba(0, 40, 80, 0.35) 100%);
}

@keyframes heroZoom {
  from { transform: scale(1.12); }
  to { transform: scale(1); }
}

.hero__title {
  position: absolute;
  top: 45%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  white-space: nowrap;
}

.hero__title h1 {
  position: relative;
  margin: 0;
  padding: 18px 44px 20px;
  font-weight: 300;
}

/* El recuadro blanco del diseño se dibuja con una animación */
.hero__title h1::before {
  content: "";
  position: absolute;
  inset: 0;
  border: 3px solid #fff;
  border-radius: 2px;
  box-shadow: 0 0 6px rgba(255, 255, 255, 0.5);
  clip-path: inset(0 100% 100% 0);
  animation: drawBox 1.1s 0.3s var(--ease) forwards;
}

@keyframes drawBox {
  60% { clip-path: inset(0 0 100% 0); }
  to { clip-path: inset(0 0 0 0); }
}

.hero__name,
.hero__role {
  display: block;
  opacity: 0;
  animation: fadeUp 0.9s var(--ease) forwards;
}

.hero__name {
  font-size: clamp(32px, 2.6vw, 50px);
  line-height: 1.15;
  letter-spacing: 0.01em;
  animation-delay: 0.7s;
}

.hero__role {
  min-height: 1.3em;
  margin-top: 6px;
  font-size: clamp(16px, 1.3vw, 25px);
  animation-delay: 0.95s;
}

.hero__role.is-typing::after {
  content: "";
  display: inline-block;
  width: 2px;
  height: 1em;
  margin-left: 3px;
  vertical-align: -0.12em;
  background: currentColor;
  animation: blink 0.9s steps(1) infinite;
}

@keyframes blink {
  50% { opacity: 0; }
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(18px); }
  to { opacity: 1; transform: none; }
}

.hero__scroll {
  position: absolute;
  left: 50%;
  bottom: calc(clamp(150px, 10vw, 254px) / 2 + 36px);
  width: 28px;
  height: 46px;
  transform: translateX(-50%);
  border: 2px solid rgba(255, 255, 255, 0.8);
  border-radius: 16px;
  opacity: 0;
  animation: fadeIn 0.8s 1.6s forwards;
}

.hero__scroll span {
  position: absolute;
  top: 8px;
  left: 50%;
  width: 4px;
  height: 8px;
  margin-left: -2px;
  border-radius: 2px;
  background: #fff;
  animation: scrollDot 1.8s ease-in-out infinite;
}

@keyframes scrollDot {
  0% { opacity: 0; transform: translateY(0); }
  30% { opacity: 1; }
  100% { opacity: 0; transform: translateY(16px); }
}

@keyframes fadeIn {
  to { opacity: 1; }
}

.hero__avatar {
  position: absolute;
  left: 50%;
  bottom: 0;
  z-index: 2;
  width: clamp(150px, 10vw, 254px);
  aspect-ratio: 1;
  transform: translate(-50%, 50%);
  border: 4px solid #a9d3f5;
  border-radius: 50%;
  overflow: hidden;
  background: #1f2a33;
  box-shadow: 0 10px 30px rgba(15, 39, 54, 0.25);
  animation: popIn 0.9s 1.1s var(--ease) both, pulse 2.8s 2.2s ease-out infinite;
}

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

@keyframes popIn {
  from { opacity: 0; transform: translate(-50%, 50%) scale(0.6); }
  to { opacity: 1; transform: translate(-50%, 50%) scale(1); }
}

@keyframes pulse {
  0% { box-shadow: 0 10px 30px rgba(15, 39, 54, 0.25), 0 0 0 0 rgba(169, 211, 245, 0.6); }
  100% { box-shadow: 0 10px 30px rgba(15, 39, 54, 0.25), 0 0 0 20px rgba(169, 211, 245, 0); }
}

/* ---------- Animación al hacer scroll ---------- */
/* Solo se oculta si hay JS, para que sin JS todo siga visible */
.js [data-reveal] {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
  transition-delay: var(--delay, 0s);
}

.js [data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

/* ---------- Secciones ---------- */
.section-title {
  position: relative;
  margin: 0 0 36px;
  padding-bottom: 14px;
  font-size: 34px;
  font-weight: 300;
  text-align: center;
}

.section-title::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 0;
  width: 44px;
  height: 3px;
  margin-left: -22px;
  border-radius: 2px;
  background: currentColor;
  opacity: 0.6;
}

.section-title--orange { color: var(--orange); }
.section-title--navy { color: var(--navy); }
.section-title--blue { color: var(--blue); }

/* ---------- Acerca de ---------- */
.about {
  padding: calc(clamp(150px, 10vw, 254px) / 2 + 56px) 16px 72px;
  text-align: center;
}

.about__text {
  max-width: clamp(700px, 57vw, 1460px);
  margin: 0 auto;
  font-size: 18px;
  line-height: 1.7;
}

.about__text mark {
  background: linear-gradient(transparent 62%, rgba(221, 130, 13, 0.28) 62%);
  color: inherit;
}

.services {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--gutter);
  max-width: clamp(700px, 57vw, 1460px);
  margin: 48px auto 0;
  padding: 0;
  list-style: none;
}

.service {
  padding: 28px 18px 24px;
  border: 1px solid #ececec;
  border-radius: var(--radius);
  background: #fff;
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease), border-color 0.35s;
}

.service:hover {
  transform: translateY(-6px);
  border-color: transparent;
  box-shadow: var(--shadow-lg);
}

.service i {
  display: grid;
  place-items: center;
  width: 56px;
  height: 56px;
  margin: 0 auto 14px;
  border-radius: 50%;
  background: rgba(56, 149, 234, 0.1);
  color: var(--blue);
  font-size: 22px;
  transition: background 0.35s, color 0.35s, transform 0.5s var(--ease);
}

.service:hover i {
  background: var(--blue);
  color: #fff;
  transform: rotate(-10deg) scale(1.08);
}

.service h3 {
  margin: 0 0 4px;
  color: var(--caption);
  font-size: 15px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.service p {
  margin: 0;
  font-size: 14px;
}

.tools {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.tools li {
  padding: 6px 16px;
  border-radius: 999px;
  background: var(--gray-bg);
  color: var(--caption);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* ---------- Trabajos ---------- */
.works {
  padding: 64px 16px 72px;
  background: var(--gray-bg);
}

.filters {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin: 0 auto 40px;
}

.filter {
  padding: 9px 20px;
  border: 2px solid transparent;
  border-radius: 999px;
  background: #fff;
  color: var(--caption);
  font: inherit;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition: background 0.25s, color 0.25s, transform 0.25s var(--ease);
}

.filter:hover {
  transform: translateY(-2px);
  color: var(--blue);
}

.filter.is-active {
  background: var(--blue);
  color: #fff;
}

.works__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px var(--gutter);
  max-width: clamp(1000px, 70vw, var(--container));
  margin: 0 auto;
}

.work {
  margin: 0;
  text-align: center;
  transition: opacity 0.4s var(--ease), transform 0.4s var(--ease);
}

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

.js .work.is-filtering {
  opacity: 0;
  transform: scale(0.94);
}

.work__thumb {
  position: relative;
  display: block;
  width: 100%;
  padding: 0;
  border: 0;
  border-radius: var(--radius);
  aspect-ratio: 1;
  overflow: hidden;
  background: #ddd;
  cursor: zoom-in;
  box-shadow: var(--shadow-sm);
  transition: transform 0.45s var(--ease), box-shadow 0.45s var(--ease);
}

.work__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s var(--ease), filter 0.7s var(--ease);
}

.work__overlay {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  background: linear-gradient(180deg, rgba(56, 149, 234, 0.15), rgba(15, 39, 54, 0.65));
  color: #fff;
  font-size: 30px;
  opacity: 0;
  transition: opacity 0.4s var(--ease);
}

.work__overlay i {
  transform: scale(0.6);
  transition: transform 0.45s var(--ease);
}

.work__thumb:hover,
.work__thumb:focus-visible {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.work__thumb:hover img,
.work__thumb:focus-visible img {
  transform: scale(1.08);
}

.work__thumb:hover .work__overlay,
.work__thumb:focus-visible .work__overlay {
  opacity: 1;
}

.work__thumb:hover .work__overlay i,
.work__thumb:focus-visible .work__overlay i {
  transform: scale(1);
}

.work figcaption {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-top: 16px;
  text-transform: uppercase;
}

.work strong {
  color: var(--blue);
  font-size: 16px;
  font-weight: 800;
}

.work span {
  color: var(--caption);
  font-size: 14px;
  font-weight: 800;
}

/* ---------- Contacto ---------- */
.contact {
  padding: 72px 16px 80px;
}

.contact__intro {
  margin: -16px 0 36px;
  text-align: center;
  font-size: 17px;
}

.contact__form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  max-width: clamp(700px, 46vw, 1180px);
  margin: 0 auto;
}

.field {
  position: relative;
}

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

.field input,
.field textarea {
  width: 100%;
  padding: 28px 20px 12px;
  border: 3px solid var(--border);
  border-radius: 6px;
  font: inherit;
  font-size: 18px;
  color: var(--caption);
  background: #fff;
  transition: border-color 0.25s, box-shadow 0.25s;
}

.field textarea {
  min-height: 160px;
  resize: vertical;
}

.field label {
  position: absolute;
  top: 22px;
  left: 23px;
  color: #aaa;
  font-size: 18px;
  pointer-events: none;
  transform-origin: left top;
  transition: transform 0.25s var(--ease), color 0.25s;
}

.field input:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--blue);
  box-shadow: 0 0 0 4px rgba(56, 149, 234, 0.15);
}

.field input:focus + label,
.field input:not(:placeholder-shown) + label,
.field textarea:focus + label,
.field textarea:not(:placeholder-shown) + label {
  color: var(--blue);
  transform: translateY(-12px) scale(0.72);
}

.field.is-invalid input,
.field.is-invalid textarea {
  border-color: var(--error);
  animation: shake 0.4s;
}

.field.is-invalid label {
  color: var(--error);
}

.field.is-valid input,
.field.is-valid textarea {
  border-color: #9fd3a9;
}

@keyframes shake {
  25% { transform: translateX(-6px); }
  50% { transform: translateX(5px); }
  75% { transform: translateX(-3px); }
}

.field__error {
  display: block;
  min-height: 18px;
  margin-top: 6px;
  color: var(--error);
  font-size: 13px;
}

.field__count {
  position: absolute;
  right: 4px;
  bottom: 0;
  color: #aaa;
  font-size: 12px;
}

.btn {
  grid-column: 1 / -1;
  justify-self: center;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  width: 282px;
  height: 57px;
  border: 0;
  border-radius: 6px;
  background: var(--btn);
  color: #fff;
  font: inherit;
  font-size: 20px;
  cursor: pointer;
  box-shadow: 0 8px 20px rgba(0, 150, 237, 0.28);
  transition: background 0.25s, transform 0.25s var(--ease), box-shadow 0.25s;
}

.btn i {
  font-size: 16px;
  transition: transform 0.35s var(--ease);
}

.btn:hover,
.btn:focus-visible {
  background: var(--btn-hover);
  transform: translateY(-2px);
  box-shadow: 0 12px 26px rgba(0, 150, 237, 0.35);
}

.btn:hover i {
  transform: translate(4px, -4px) rotate(8deg);
}

.btn.is-loading {
  pointer-events: none;
  opacity: 0.85;
}

.btn.is-loading i {
  animation: fly 0.8s ease-in-out infinite alternate;
}

@keyframes fly {
  to { transform: translate(8px, -6px); }
}

/* ---------- Footer ---------- */
.footer {
  position: relative;
  padding: 64px 16px 56px;
  background: var(--footer);
  color: #fff;
  text-align: center;
}

.social {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 20px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.social a {
  position: relative;
  display: grid;
  place-items: center;
  width: 104px;
  height: 64px;
  border-radius: 6px;
  overflow: hidden;
  background: #fff;
  color: var(--brand);
  text-decoration: none;
  transition: transform 0.3s var(--ease), box-shadow 0.3s;
}

.social a::before {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--brand);
  transform: translateY(101%);
  transition: transform 0.35s var(--ease);
}

.social i {
  position: relative;
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--brand);
  color: #fff;
  font-size: 24px;
  transition: background 0.35s, color 0.35s, transform 0.35s var(--ease);
}

.social a:hover,
.social a:focus-visible {
  transform: translateY(-5px);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.3);
}

.social a:hover::before,
.social a:focus-visible::before {
  transform: none;
}

.social a:hover i,
.social a:focus-visible i {
  background: #fff;
  color: var(--brand);
  transform: scale(1.08);
}

.social--facebook { --brand: #324b77; }
.social--instagram { --brand: #ba2da8; }
.social--youtube { --brand: #cd201f; }
.social--behance { --brand: #04a9ff; }
.social--whatsapp { --brand: #32be39; }
.social--linkedin { --brand: #0d86c6; }
.social--google { --brand: #df4335; }

.footer__credits {
  margin: 56px 0;
  font-size: 16px;
  line-height: 1.6;
}

.footer__credits .sep {
  opacity: 0.5;
}

.footer__logo {
  display: inline-block;
  width: 106px;
}

.footer__logo img {
  transition: transform 0.6s var(--ease);
}

.footer__logo:hover img {
  transform: rotate(360deg);
}

/* ---------- Volver arriba ---------- */
.to-top {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 40;
  width: 50px;
  height: 50px;
  border: 0;
  border-radius: 50%;
  background: var(--orange);
  color: #fff;
  font-size: 18px;
  cursor: pointer;
  box-shadow: 0 8px 20px rgba(221, 130, 13, 0.4);
  opacity: 0;
  visibility: hidden;
  transform: translateY(16px);
  transition: opacity 0.3s, transform 0.3s var(--ease), visibility 0.3s;
}

.to-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: none;
}

.to-top:hover {
  transform: translateY(-3px);
}

/* ---------- Toast ---------- */
.toast {
  position: fixed;
  left: 50%;
  bottom: 24px;
  z-index: 70;
  max-width: calc(100% - 32px);
  padding: 14px 22px;
  border-radius: 8px;
  background: var(--footer);
  color: #fff;
  font-size: 15px;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, 20px);
  transition: opacity 0.35s, transform 0.35s var(--ease);
}

.toast.is-visible {
  opacity: 1;
  transform: translate(-50%, 0);
}

.toast.is-error { background: var(--error); }
.toast.is-ok { background: var(--ok); }

/* ---------- Visor ---------- */
.lightbox {
  width: 100%;
  max-width: 100%;
  height: 100%;
  max-height: 100%;
  margin: 0;
  padding: 0;
  border: 0;
  background: transparent;
  color: #fff;
}

.lightbox[open] {
  display: flex;
  align-items: center;
  justify-content: center;
  animation: fadeIn 0.3s forwards;
}

.lightbox::backdrop {
  background: rgba(10, 25, 35, 0.92);
  backdrop-filter: blur(4px);
}

.lightbox__figure {
  margin: 0;
  padding: 0 16px;
  text-align: center;
}

.lightbox__figure img {
  max-width: min(86vw, 820px);
  max-height: 78vh;
  margin: 0 auto;
  border-radius: 8px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
  animation: zoomIn 0.4s var(--ease);
}

.lightbox__figure img.is-changing {
  animation: none;
}

@keyframes zoomIn {
  from { opacity: 0; transform: scale(0.94); }
  to { opacity: 1; transform: none; }
}

.lightbox__figure figcaption {
  display: flex;
  justify-content: center;
  align-items: baseline;
  gap: 12px;
  margin-top: 16px;
  text-transform: uppercase;
}

.lightbox__figure strong {
  color: #7cc0ff;
  font-weight: 800;
}

.lightbox__figure span {
  font-size: 14px;
  font-weight: 700;
  opacity: 0.85;
}

.lightbox__figure small {
  font-size: 13px;
  opacity: 0.6;
}

.lightbox__btn {
  position: absolute;
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  font-size: 20px;
  cursor: pointer;
  transition: background 0.25s, transform 0.25s var(--ease);
}

.lightbox__btn:hover {
  background: rgba(255, 255, 255, 0.25);
}

.lightbox__close { top: 20px; right: 20px; }
.lightbox__prev { left: 20px; top: 50%; margin-top: -24px; }
.lightbox__next { right: 20px; top: 50%; margin-top: -24px; }
.lightbox__prev:hover { transform: translateX(-3px); }
.lightbox__next:hover { transform: translateX(3px); }

/* ---------- Responsive ---------- */
@media (max-width: 1100px) {
  .works__grid,
  .services {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 760px) {
  :root {
    --topbar-h: 64px;
  }

  .topbar,
  .topbar.is-scrolled {
    align-items: center;
    padding: 12px 16px;
  }

  /* backdrop-filter rompe el position: fixed del menú desplegable */
  .topbar.is-scrolled {
    background: rgba(15, 39, 54, 0.95);
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }

  .topbar.is-scrolled .topbar__logo,
  .topbar__logo {
    width: 52px;
  }

  .menu-toggle {
    position: relative;
    z-index: 2;
    display: grid;
    align-content: center;
    gap: 5px;
    width: 44px;
    height: 44px;
    padding: 0 10px;
    border: 0;
    border-radius: 50%;
    background: rgba(15, 39, 54, 0.35);
    cursor: pointer;
  }

  .menu-toggle span {
    display: block;
    height: 2px;
    border-radius: 2px;
    background: #fff;
    transition: transform 0.35s var(--ease), opacity 0.2s;
  }

  .menu-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .menu-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

  .nav {
    position: fixed;
    inset: 0;
    display: grid;
    place-items: center;
    margin: 0;
    background: rgba(15, 39, 54, 0.97);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.35s, visibility 0.35s;
  }

  .nav.is-open {
    opacity: 1;
    visibility: visible;
  }

  .nav ul {
    flex-direction: column;
    align-items: center;
    gap: 28px;
  }

  .nav a {
    font-size: 28px;
    font-weight: 300;
    opacity: 0;
    transform: translateY(16px);
    transition: opacity 0.4s var(--ease), transform 0.4s var(--ease);
  }

  .nav.is-open a {
    opacity: 1;
    transform: none;
  }

  .nav.is-open li:nth-child(2) a { transition-delay: 0.06s; }
  .nav.is-open li:nth-child(3) a { transition-delay: 0.12s; }

  .hero__title h1 {
    padding: 14px 20px 16px;
  }

  .hero__name {
    font-size: 30px;
  }

  .about__text {
    font-size: 16px;
  }

  .services {
    gap: 12px;
  }

  .service {
    padding: 20px 12px 18px;
  }

  .works__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 28px 12px;
  }

  .work strong { font-size: 14px; }
  .work span { font-size: 12px; }

  .filters {
    flex-wrap: nowrap;
    justify-content: flex-start;
    margin-left: -16px;
    margin-right: -16px;
    padding: 4px 16px 10px;
    overflow-x: auto;
    scrollbar-width: none;
  }

  .filters::-webkit-scrollbar {
    display: none;
  }

  .filter {
    flex: 0 0 auto;
  }

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

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

  .btn {
    width: 100%;
  }

  .social {
    gap: 10px;
  }

  .social a {
    width: 64px;
    height: 48px;
  }

  .social i {
    width: 34px;
    height: 34px;
    font-size: 17px;
  }

  .footer__credits {
    margin: 40px 0;
    font-size: 14px;
  }

  .lightbox__prev,
  .lightbox__next {
    top: auto;
    bottom: 24px;
    margin-top: 0;
  }

  .lightbox__prev { left: calc(50% - 64px); }
  .lightbox__next { right: calc(50% - 64px); }
}

@media (max-width: 420px) {
  .works__grid {
    grid-template-columns: 1fr;
  }
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    animation-delay: 0s !important;
    transition-duration: 0.01ms !important;
  }

  .js [data-reveal] {
    opacity: 1;
    transform: none;
  }
}