:root {
  color-scheme: light;
  --bg: #fafaf7;
  --bg-soft: #ffffff;
  --text: #101010;
  --muted: #666666;
  --line: rgba(16, 16, 16, 0.09);
  --line-strong: rgba(16, 16, 16, 0.18);
  --accent: #0b0b0b;
  --shadow: none;
  --radius-xl: 32px;
  --radius-lg: 24px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Space Grotesk", sans-serif;
  background: linear-gradient(180deg, #fcfcfb 0%, #f4f4f1 100%);
  color: var(--text);
}

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

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

.page-shell {
  width: min(1440px, calc(100% - 32px));
  margin: 16px auto 32px;
}

.topbar {
  position: sticky;
  top: 16px;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px 22px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.94);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
}

.brand-logo {
  width: 52px;
  height: 52px;
  object-fit: contain;
  flex: 0 0 auto;
}

.brand-copy strong,
.brand-copy small {
  display: block;
}

.brand-copy strong {
  font-size: 0.95rem;
  letter-spacing: 0.22em;
}

.brand-copy small {
  margin-top: 2px;
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
}

.nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: 18px;
}

.nav a {
  font-size: 0.85rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
}

.nav a[href="#servicios"],
.nav a[href="#clientes"],
.nav a[href="#contacto"] {
  font-weight: 700;
}

.menu-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  gap: 5px;
  width: 52px;
  height: 52px;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: transparent;
  cursor: pointer;
}

.menu-toggle span {
  width: 16px;
  height: 1.5px;
  background: var(--text);
}

.hero,
.section {
  position: relative;
  margin-top: 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background: rgba(255, 255, 255, 0.98);
}

.hero {
  display: grid;
  grid-template-columns: minmax(320px, 0.95fr) minmax(320px, 1.05fr);
  gap: clamp(24px, 4vw, 56px);
  align-items: center;
  padding: clamp(24px, 3.2vw, 48px);
  overflow: hidden;
}

.eyebrow,
.card-kicker,
.service-piece,
.project-tag {
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.28em;
  font-size: 0.74rem;
  color: var(--muted);
}

.hero-media {
  margin: 0;
  align-self: center;
  justify-self: start;
  max-width: 520px;
  width: 100%;
}

.hero-media img {
  width: 100%;
  height: auto;
  border-radius: 18px;
  border: 1px solid var(--line);
  box-shadow: 0 18px 40px rgba(16, 16, 16, 0.08);
  object-fit: cover;
}

.hero-content {
  display: grid;
  align-content: center;
  gap: 14px;
  max-width: 540px;
}

.hero-content h1 {
  margin: 0;
  max-width: 13ch;
  font-size: clamp(2rem, 3.4vw, 3.4rem);
  letter-spacing: 0.08em;
  line-height: 1.1;
  text-transform: uppercase;
  font-weight: 500;
}

.hero-copy-text {
  margin: 0;
  max-width: 48ch;
  color: var(--muted);
  font-size: 0.94rem;
  line-height: 1.68;
}

.hero-chess-lines {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
  margin-top: 8px;
}

.chess-line {
  display: grid;
  justify-items: center;
  gap: 6px;
  padding: 8px 6px 10px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.8);
}

.chess-line span {
  font-size: 1rem;
  line-height: 1;
  color: #000;
}

.chess-line p {
  margin: 0;
  font-size: 0.58rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
}

.hero-speech {
  padding: 14px 16px;
  border-left: 2px solid var(--accent);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(246, 246, 243, 0.96));
  border-radius: 0 18px 18px 0;
}

.hero-speech p {
  margin: 0;
  color: var(--text);
  font-size: 0.92rem;
  line-height: 1.7;
}

.section {
  padding: clamp(22px, 3vw, 40px);
}

.section-heading {
  display: grid;
  gap: 10px;
  margin-bottom: 24px;
}

.section-heading h2,
.project-card h3,
.service-card h3 {
  margin: 0;
  letter-spacing: -0.04em;
  line-height: 0.96;
}

.section-heading h2 {
  max-width: 13ch;
  font-size: clamp(2rem, 3.6vw, 3.25rem);
}

.section-heading-inline {
  grid-template-columns: 1.3fr 0.8fr;
  align-items: end;
  gap: 20px;
}

.section-heading-inline p {
  margin: 0;
  color: var(--muted);
  line-height: 1.7;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.service-card,
.project-card,
.info-card,
.logo-slot {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.96);
}

.service-card {
  padding: 20px;
}

.service-piece {
  display: inline-grid;
  place-items: center;
  width: 54px;
  height: 54px;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.97), rgba(240, 240, 236, 0.92));
  color: #000;
  font-size: 1.45rem;
}

.service-card h3 {
  margin-top: 18px;
  font-size: 1.26rem;
}

.service-card ul {
  margin: 18px 0 0;
  padding: 0 0 0 18px;
}

.service-card li + li {
  margin-top: 10px;
}

.projects-grid {
  display: grid;
  grid-template-columns: 1.25fr 0.8fr 0.8fr;
  gap: 16px;
}

.project-card {
  padding: 20px;
  min-height: 240px;
}

.project-card-large {
  grid-row: span 2;
  min-height: 320px;
  background: linear-gradient(135deg, rgba(16, 16, 16, 0.96), rgba(34, 34, 34, 0.92));
  color: #fff;
}

.project-card-large .project-tag,
.project-card-large p {
  color: rgba(255, 255, 255, 0.82);
}

.project-card h3 {
  margin-top: 20px;
  font-size: 1.58rem;
}

.project-card-large h3 {
  max-width: 12ch;
  font-size: clamp(2rem, 3vw, 3rem);
}

.project-card p,
.service-card li,
.client-note,
.form-note,
.contact-info p {
  margin: 8px 0 0;
  color: var(--muted);
  line-height: 1.7;
}

.section-clients .client-carousel {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.7);
}

.client-track {
  display: flex;
  width: max-content;
  gap: 14px;
  padding: 16px;
  animation: scroll 28s linear infinite;
}

.client-carousel:hover .client-track {
  animation-play-state: paused;
}

.logo-slot {
  display: grid;
  place-items: center;
  min-width: 180px;
  height: 100px;
  padding: 16px;
  font-size: 0.92rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--muted);
}

.client-note {
  font-size: 0.95rem;
}

.contact-panel {
  display: grid;
  gap: 24px;
}

.contact-layout {
  display: grid;
  grid-template-columns: 1fr 0.68fr;
  gap: 18px;
}

.contact-form,
.contact-info {
  display: grid;
  gap: 14px;
}

.contact-form {
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.8);
}

.contact-form label {
  display: grid;
  gap: 8px;
  font-size: 0.9rem;
  letter-spacing: 0.04em;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 14px 16px;
  background: rgba(255, 255, 255, 0.86);
  color: var(--text);
  font: inherit;
}

.contact-form textarea {
  resize: vertical;
  min-height: 150px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 0 22px;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  font-size: 0.84rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  transition: transform 0.2s ease, background 0.2s ease, color 0.2s ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button-dark {
  background: var(--accent);
  color: #fff;
}

.button-wide {
  width: 100%;
}

.contact-info {
  align-content: start;
}

.info-card {
  padding: 18px;
}

.footer {
  padding: 22px 8px 0;
  color: var(--muted);
  font-size: 0.84rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

@keyframes scroll {
  from {
    transform: translateX(0);
  }

  to {
    transform: translateX(-50%);
  }
}

@media (max-width: 1180px) {
  .hero {
    grid-template-columns: 1fr;
    justify-items: center;
  }

  .hero-media,
  .hero-content {
    max-width: 820px;
    width: 100%;
  }

  .hero-content h1 {
    max-width: 14ch;
  }

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

  .section-heading-inline,
  .contact-layout,
  .projects-grid {
    grid-template-columns: 1fr;
  }

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

  .project-card-large {
    grid-row: auto;
    min-height: 280px;
  }
}

@media (max-width: 860px) {
  .page-shell {
    width: min(100% - 20px, 1440px);
    margin-top: 10px;
  }

  .topbar {
    border-radius: 28px;
    padding: 14px 16px;
  }

  .menu-toggle {
    display: inline-flex;
  }

  .nav {
    position: absolute;
    top: calc(100% + 12px);
    left: 0;
    right: 0;
    display: grid;
    gap: 14px;
    padding: 18px;
    border: 1px solid var(--line);
    border-radius: 24px;
    background: rgba(255, 255, 255, 0.98);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s ease;
  }

  .topbar.is-open .nav {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }

  .hero {
    padding: 18px;
    gap: 20px;
  }

  .hero-content h1 {
    font-size: clamp(1.9rem, 9vw, 2.8rem);
    letter-spacing: 0.08em;
  }

  .hero-copy-text {
    font-size: 0.9rem;
  }

  .hero-chess-lines {
    grid-template-columns: 1fr 1fr;
  }

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

  .logo-slot {
    min-width: 150px;
    height: 88px;
  }
}

@media (max-width: 540px) {
  .hero,
  .section {
    padding: 18px;
  }

  .hero-media {
    max-width: 100%;
  }

  .hero-content h1 {
    max-width: 100%;
    font-size: clamp(1.8rem, 11vw, 2.4rem);
    letter-spacing: 0.08em;
  }

  .hero-chess-lines {
    grid-template-columns: 1fr;
  }

  .hero-speech {
    padding: 16px 18px;
  }

  .brand-mark {
    width: 44px;
    height: 44px;
  }

  .brand-logo {
    width: 44px;
    height: 44px;
  }

  .brand-copy small {
    letter-spacing: 0.12em;
  }

  .client-track {
    padding: 12px;
  }

  .logo-slot {
    min-width: 132px;
    height: 78px;
    letter-spacing: 0.18em;
  }
}