:root {
  --color-primary: #123d66;
  --color-primary-light: #1c4d80;
  --color-accent: #2f6fed;
  --color-warm: #c1622d;
  --color-warm-light: #e8b98a;
  --color-warm-bg: #f5ece1;
  --color-bg: #f7f9fc;
  --color-text: #1a1a1a;
  --color-text-muted: #5a6472;
  --font-base: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-display: "Fraunces", Georgia, serif;
}

.textile-band {
  height: 14px;
  background: repeating-linear-gradient(
    45deg,
    var(--color-warm) 0px, var(--color-warm) 10px,
    var(--color-warm-light) 10px, var(--color-warm-light) 20px,
    var(--color-accent) 20px, var(--color-accent) 30px,
    var(--color-primary) 30px, var(--color-primary) 40px
  );
}

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

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-base);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.5;
}

section {
  padding: 4rem 1.5rem;
  max-width: 1100px;
  margin: 0 auto;
}

.site-header {
  background: var(--color-primary);
  position: sticky;
  top: 0;
  z-index: 10;
}

.nav-container {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.5rem;
}

.logo {
  color: #fff;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.35rem;
  text-decoration: none;
}

.nav-links {
  display: flex;
  gap: 1.5rem;
}

.nav-links a {
  color: #fff;
  text-decoration: none;
  font-weight: 500;
}

.nav-links a:hover {
  color: var(--color-accent);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.nav-toggle span {
  width: 24px;
  height: 2px;
  background: #fff;
}

@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }

  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-primary);
    flex-direction: column;
    padding: 1rem 1.5rem;
    gap: 1rem;
  }

  .nav-links.nav-open {
    display: flex;
  }
}

.hero {
  text-align: center;
  padding: 3.5rem 2rem;
  border-radius: 16px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 55%, var(--color-accent) 100%);
}

.hero h1 {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 600;
  color: #fff;
  margin-bottom: 1rem;
}

.hero p {
  font-size: 1.125rem;
  color: rgba(255, 255, 255, 0.85);
  max-width: 600px;
  margin: 0 auto 1.5rem;
}

.btn-primary {
  display: inline-block;
  background: var(--color-accent);
  color: #fff;
  text-decoration: none;
  padding: 0.75rem 1.5rem;
  border-radius: 6px;
  font-weight: 600;
  border: none;
  font: inherit;
  cursor: pointer;
}

.btn-primary:hover {
  background: var(--color-primary-light);
}

.hero .btn-primary {
  background: var(--color-warm);
}

.hero .btn-primary:hover {
  background: var(--color-warm-light);
  color: var(--color-primary);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.service-card {
  background: #fff;
  border-radius: 8px;
  border-top: 4px solid var(--color-warm);
  padding: 1.5rem;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}

.service-card h3 {
  font-family: var(--font-display);
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

.service-card p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

#portafolio {
  background: var(--color-warm-bg);
  border-radius: 16px;
}

#portafolio h2 {
  font-family: var(--font-display);
  color: var(--color-primary);
  text-align: center;
  margin-bottom: 2rem;
}

.portfolio-carousel {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.portfolio-track {
  display: flex;
  gap: 1.5rem;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  padding: 0.25rem 0.25rem 0.75rem;
}

.portfolio-track .portfolio-card {
  flex: 0 0 min(420px, 85vw);
  scroll-snap-align: start;
}

.carousel-btn {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: none;
  background: var(--color-primary);
  color: #fff;
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
}

.carousel-btn:hover {
  background: var(--color-primary-light);
}

@media (max-width: 640px) {
  .carousel-btn {
    display: none;
  }
}

.portfolio-card {
  background: #fff;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
  display: flex;
  flex-direction: column;
  padding-bottom: 1.5rem;
}

.portfolio-card img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  object-position: top;
  background: var(--color-bg);
}

.portfolio-card h3 {
  font-family: var(--font-display);
  color: var(--color-primary);
  margin: 1rem 1.5rem 0.25rem;
}

.portfolio-card p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  margin: 0.5rem 1.5rem 0;
}

.badge-status {
  margin: 0 1.5rem;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-text-muted);
  background: var(--color-bg);
  border: 1px solid #d8dee6;
  border-radius: 999px;
  padding: 0.15rem 0.6rem;
  width: fit-content;
}

.btn-secondary {
  margin: 1rem 1.5rem 0;
  display: inline-block;
  color: var(--color-accent);
  text-decoration: none;
  font-weight: 600;
  border: 1px solid var(--color-accent);
  border-radius: 6px;
  padding: 0.5rem 1rem;
  width: fit-content;
}

.btn-secondary:hover {
  background: var(--color-accent);
  color: #fff;
}

#contacto h2 {
  font-family: var(--font-display);
  color: var(--color-primary);
  text-align: center;
  margin-bottom: 2rem;
}

.contact-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 2rem;
}

@media (max-width: 768px) {
  .contact-grid {
    grid-template-columns: 1fr;
  }
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  background: #fff;
  padding: 1.5rem;
  border-radius: 8px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}

.contact-form label {
  font-weight: 600;
  color: var(--color-primary);
  margin-top: 0.5rem;
}

.contact-form input,
.contact-form textarea {
  padding: 0.6rem;
  border: 1px solid #d8dee6;
  border-radius: 6px;
  font-family: inherit;
}

.contact-form input:user-invalid,
.contact-form textarea:user-invalid {
  border-color: #d64545;
}

.contact-form button {
  margin-top: 1rem;
  align-self: flex-start;
}

.contact-alt {
  background: #fff;
  padding: 1.5rem;
  border-radius: 8px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
  height: fit-content;
  text-align: center;
}

.gracias-back {
  text-align: center;
  margin-top: 2rem;
}

.site-footer {
  background: var(--color-primary);
  color: #fff;
  text-align: center;
  padding: 1.5rem;
}

.social-links {
  margin-top: 0.5rem;
}