:root {
  --color-primary: #c8102e;
  --color-primary-dark: #8c0b21;
  --color-primary-darker: #5e0716;
  --color-white: #ffffff;
  --color-bg-alt: #fbf4f5;
  --color-text: #221316;
  --color-text-muted: #5a4a4d;
  --color-border: rgba(200, 16, 46, 0.18);

  --font-heading: 'Montserrat', 'Segoe UI', sans-serif;
  --font-body: 'Inter', 'Segoe UI', sans-serif;

  --header-height: 92px;
  --radius: 14px;
  --shadow: 0 10px 30px rgba(94, 7, 22, 0.12);
  --transition: 0.25s ease;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-height);
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

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

h1, h2, h3 {
  font-family: var(--font-heading);
  line-height: 1.2;
  margin: 0 0 0.5em;
  color: var(--color-primary-darker);
}

.container {
  width: min(1140px, 92%);
  margin: 0 auto;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--color-primary);
  color: var(--color-white);
  padding: 0.75rem 1.25rem;
  z-index: 200;
  border-radius: 0 0 8px 0;
}
.skip-link:focus {
  left: 0;
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  background: var(--color-white);
  box-shadow: 0 2px 16px rgba(94, 7, 22, 0.06);
  z-index: 100;
  display: flex;
  align-items: center;
  transition: box-shadow var(--transition);
}
.header.is-scrolled {
  box-shadow: 0 6px 24px rgba(94, 7, 22, 0.14);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

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

.brand__logo {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  object-fit: cover;
}

.brand__name {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.05rem;
  color: var(--color-primary-darker);
}

.nav {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}

.nav a:not(.btn) {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--color-text);
  padding: 0.4rem 0.1rem;
  border-bottom: 2px solid transparent;
  transition: color var(--transition), border-color var(--transition);
}

.nav a:not(.btn):hover,
.nav a:not(.btn):focus-visible {
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.4rem;
}
.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--color-primary-darker);
  border-radius: 2px;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 0.85rem 1.6rem;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.95rem;
  border: 2px solid transparent;
  transition: background var(--transition), color var(--transition), border-color var(--transition), transform var(--transition);
}
.btn:hover { transform: translateY(-1px); }

.btn--primary {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}
.btn--primary:hover,
.btn--primary:focus-visible {
  background: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  color: var(--color-white);
}

.btn--outline-dark {
  background: transparent;
  color: var(--color-primary-darker);
  border-color: var(--color-primary-darker);
}
.btn--outline-dark:hover,
.btn--outline-dark:focus-visible {
  background: var(--color-primary-darker);
  color: var(--color-white);
  border-color: var(--color-primary-darker);
}

.btn--outline-light {
  background: rgba(255, 255, 255, 0.1);
  color: var(--color-white);
  border-color: rgba(255, 255, 255, 0.6);
}
.btn--outline-light:hover,
.btn--outline-light:focus-visible {
  background: var(--color-white);
  color: var(--color-primary-darker);
  border-color: var(--color-white);
}

.btn--nav {
  padding: 0.6rem 1.3rem;
  font-size: 0.9rem;
}

/* Hero */
.hero {
  min-height: 100vh;
  padding: calc(var(--header-height) + 3rem) 0 4rem;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background-image: linear-gradient(180deg, rgba(34, 19, 22, 0.6) 0%, rgba(34, 19, 22, 0.82) 100%), var(--bg-image);
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.hero__inner {
  max-width: 780px;
}

.hero__title {
  font-size: clamp(2.1rem, 4.5vw, 3rem);
  font-weight: 800;
  color: var(--color-white);
}

.hero__subtitle {
  font-size: clamp(1.1rem, 2.2vw, 1.4rem);
  color: #ff8a9c;
  font-weight: 700;
  margin-bottom: 1.25rem;
}

.hero__text {
  color: rgba(255, 255, 255, 0.85);
  font-size: 1.05rem;
  margin-bottom: 2rem;
}

.hero__actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.hero__anim {
  opacity: 0;
  transform: translateY(24px);
  animation: heroFadeUp 0.8s ease forwards;
  animation-delay: var(--delay, 0s);
}

@keyframes heroFadeUp {
  to {
    opacity: 1;
    transform: none;
  }
}

/* Sections */
.section {
  padding: 5rem 0;
}
.section--alt {
  background: var(--color-bg-alt);
}

.section--image {
  position: relative;
  background-image: linear-gradient(160deg, rgba(94, 7, 22, 0.92) 0%, rgba(140, 11, 33, 0.86) 100%), var(--bg-image);
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  background-repeat: no-repeat;
}

.section--image .section__title,
.section--image .section__lead {
  color: var(--color-white);
}

.section--image .section__text {
  color: rgba(255, 255, 255, 0.85);
}

.section__title {
  font-size: clamp(1.7rem, 3vw, 2.2rem);
  text-align: center;
}

.section__lead {
  text-align: center;
  color: var(--color-primary);
  font-weight: 700;
  margin-bottom: 1.5rem;
}

.section__text {
  max-width: 760px;
  margin: 0 auto 2.5rem;
  text-align: center;
  color: var(--color-text-muted);
}

/* CTA */
.cta {
  position: relative;
  padding: 6rem 0;
  text-align: center;
  background-image: linear-gradient(180deg, rgba(34, 19, 22, 0.78) 0%, rgba(94, 7, 22, 0.88) 100%), var(--bg-image);
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  background-repeat: no-repeat;
}

.cta__inner {
  max-width: 720px;
}

.cta__title {
  color: var(--color-white);
  font-size: clamp(1.6rem, 3.2vw, 2.1rem);
}

.cta__text {
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 2rem;
  font-size: 1.05rem;
}

/* About */
.about {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 3rem;
  align-items: center;
}

.about__text p {
  color: var(--color-text-muted);
  margin-bottom: 1.1rem;
}

.about__highlight {
  text-align: center;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 2rem 1.5rem;
  box-shadow: var(--shadow);
}

.about__logo {
  margin: 0 auto 1.25rem;
  border-radius: 50%;
}

.about__quote {
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--color-primary-darker);
  font-size: 1.05rem;
}

/* Grids */
.grid {
  display: grid;
  gap: 1.5rem;
}
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }

.grid--mercado {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
}
.grid--mercado .card {
  flex: 1 1 calc(25% - 1.125rem);
  max-width: calc(25% - 1.125rem);
}

.card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.75rem;
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition);
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 34px rgba(94, 7, 22, 0.16);
}

.card__title {
  font-size: 1.05rem;
  margin-bottom: 0.5rem;
}

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

.card--glass {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(16px) saturate(140%);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
  border: 1px solid rgba(255, 255, 255, 0.22);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.22);
}
.card--glass:hover {
  background: rgba(255, 255, 255, 0.16);
  border-color: rgba(255, 255, 255, 0.35);
  box-shadow: 0 14px 38px rgba(0, 0, 0, 0.28);
}
.card--glass .card__title {
  color: var(--color-white);
}
.card--glass p {
  color: rgba(255, 255, 255, 0.82);
}

.card__icon {
  width: 48px;
  height: 48px;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.16);
  color: var(--color-white);
}
.card__icon svg {
  width: 24px;
  height: 24px;
}

.service {
  text-align: center;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 2rem 1.25rem;
  transition: transform var(--transition), box-shadow var(--transition);
}
.service:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.service__icon {
  width: 52px;
  height: 52px;
  margin: 0 auto 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--color-bg-alt);
  color: var(--color-primary);
}

.service__icon svg {
  width: 26px;
  height: 26px;
}

.service__title {
  font-size: 0.98rem;
  margin: 0;
}

/* Contact */
.contact {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 2rem;
  align-items: stretch;
}

.contact__list {
  list-style: none;
  margin: 0;
  padding: 0;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 2rem;
  box-shadow: var(--shadow);
}

.contact__list li {
  padding: 0.9rem 0;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}
.contact__list li:last-child { border-bottom: none; }

.contact__list strong {
  color: var(--color-primary-darker);
  font-family: var(--font-heading);
  font-size: 0.9rem;
}

.contact__list a:hover,
.contact__list a:focus-visible {
  color: var(--color-primary);
}

.contact__cta {
  background: var(--color-primary);
  color: var(--color-white);
  border-radius: var(--radius);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 0.75rem;
  box-shadow: var(--shadow);
}
.contact__cta .card__title { color: var(--color-white); }
.contact__cta p { margin: 0 0 0.5rem; }
.contact__cta .btn--primary {
  background: var(--color-white);
  color: var(--color-primary-darker);
  border-color: var(--color-white);
  align-self: flex-start;
}
.contact__cta .btn--primary:hover,
.contact__cta .btn--primary:focus-visible {
  background: var(--color-bg-alt);
  color: var(--color-primary-darker);
  border-color: var(--color-bg-alt);
}

/* Footer */
.footer {
  position: relative;
  overflow: hidden;
  background: linear-gradient(160deg, var(--color-primary-darker) 0%, #3d0510 100%);
  color: var(--color-white);
  padding: 4.5rem 0 0;
  isolation: isolate;
}
.footer::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(255,255,255,0.12) 1px, transparent 1px);
  background-size: 22px 22px;
  opacity: 0.25;
  z-index: -2;
}

.footer__glow {
  position: absolute;
  top: -60px;
  left: 50%;
  transform: translateX(-50%);
  width: 640px;
  height: 280px;
  background: radial-gradient(ellipse closest-side, rgba(200, 16, 46, 0.5) 0%, rgba(200, 16, 46, 0) 100%);
  z-index: -1;
  pointer-events: none;
}

.footer__inner {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1.2fr 1fr;
  gap: 2.5rem;
  padding-bottom: 2.5rem;
}

.footer__brand {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}
.footer__brand img {
  border-radius: 50%;
  border: 2px solid rgba(255,255,255,0.25);
  padding: 3px;
}
.footer__brand strong {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  letter-spacing: 0.01em;
}
.footer__brand p { margin: 0.3rem 0 0; font-size: 0.85rem; color: rgba(255,255,255,0.7); }
.footer__tagline {
  color: var(--color-white) !important;
  font-weight: 600;
  font-family: var(--font-heading);
  letter-spacing: 0.02em;
  font-size: 0.8rem !important;
  text-transform: uppercase;
}

.footer__heading {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.6);
  margin: 0 0 1.1rem;
  position: relative;
  padding-bottom: 0.6rem;
}
.footer__heading::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 28px;
  height: 2px;
  background: var(--color-primary);
  border-radius: 2px;
}

.footer__info {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}
.footer__info li {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  font-size: 0.9rem;
  color: rgba(255,255,255,0.85);
  line-height: 1.4;
}
.footer__info svg {
  flex: none;
  width: 18px;
  height: 18px;
  margin-top: 0.15rem;
  color: var(--color-primary);
}
.footer__info a {
  color: rgba(255,255,255,0.85);
  transition: color var(--transition);
}
.footer__info a:hover,
.footer__info a:focus-visible {
  color: var(--color-white);
}

.footer__nav {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.footer__nav a {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.8);
  width: fit-content;
  position: relative;
  transition: color var(--transition), transform var(--transition);
}
.footer__nav a::before {
  content: '›';
  position: absolute;
  left: -1.1rem;
  opacity: 0;
  transition: opacity var(--transition), transform var(--transition);
  color: var(--color-primary);
}
.footer__nav a:hover,
.footer__nav a:focus-visible {
  color: var(--color-white);
  transform: translateX(0.25rem);
}
.footer__nav a:hover::before,
.footer__nav a:focus-visible::before {
  opacity: 1;
}

.footer__whats {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  padding: 0.65rem 1.2rem;
  background: #25d366;
  border-color: #25d366;
}
.footer__whats:hover,
.footer__whats:focus-visible {
  background: #1ebd5a;
  border-color: #1ebd5a;
}

.footer__social {
  display: flex;
  gap: 0.75rem;
  margin-top: 1.25rem;
}
.footer__social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.25);
  color: rgba(255,255,255,0.85);
  transition: background var(--transition), border-color var(--transition), transform var(--transition);
}
.footer__social svg { width: 18px; height: 18px; }
.footer__social a:hover,
.footer__social a:focus-visible {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-white);
  transform: translateY(-2px);
}

.footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding: 1.4rem 0;
}

.footer__copy {
  text-align: center;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.6);
  margin: 0;
}

/* WhatsApp floating button */
.whatsapp-float {
  position: fixed;
  right: 1.5rem;
  bottom: 1.5rem;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: #25d366;
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.22);
  z-index: 90;
  transition: transform var(--transition), box-shadow var(--transition);
}
.whatsapp-float:hover,
.whatsapp-float:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 10px 26px rgba(0, 0, 0, 0.28);
}

/* Scroll reveal animations */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.is-visible {
  opacity: 1;
  transform: none;
}

.grid .reveal:nth-child(2) { transition-delay: 0.08s; }
.grid .reveal:nth-child(3) { transition-delay: 0.16s; }
.grid .reveal:nth-child(4) { transition-delay: 0.24s; }
.grid .reveal:nth-child(5) { transition-delay: 0.32s; }
.grid .reveal:nth-child(6) { transition-delay: 0.4s; }
.grid .reveal:nth-child(7) { transition-delay: 0.48s; }
.grid .reveal:nth-child(8) { transition-delay: 0.56s; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal,
  .hero__anim {
    opacity: 1;
    transform: none;
    animation: none;
    transition: none;
  }
}

/* Responsive */
@media (max-width: 900px) {
  .about,
  .contact {
    grid-template-columns: 1fr;
  }
  .grid--3 { grid-template-columns: repeat(2, 1fr); }
  .grid--4 { grid-template-columns: repeat(2, 1fr); }
  .grid--mercado .card {
    flex: 1 1 calc(50% - 0.75rem);
    max-width: calc(50% - 0.75rem);
  }
  .footer__inner { grid-template-columns: 1fr 1fr; }
  .footer__brand { grid-column: 1 / -1; }
}

@media (max-width: 600px) {
  .footer__inner { grid-template-columns: 1fr; gap: 2rem; }
}

@media (max-width: 720px) {
  .nav-toggle { display: flex; }

  .nav {
    position: absolute;
    top: var(--header-height);
    left: 0;
    right: 0;
    background: var(--color-white);
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 0.5rem 6% 1.5rem;
    box-shadow: 0 12px 24px rgba(94, 7, 22, 0.12);
    transform: translateY(-8px);
    opacity: 0;
    pointer-events: none;
    transition: transform var(--transition), opacity var(--transition);
  }
  .nav.is-open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }
  .nav a:not(.btn) {
    width: 100%;
    padding: 0.85rem 0;
  }
  .nav .btn--nav {
    margin-top: 0.75rem;
  }

  .grid--3,
  .grid--4 {
    grid-template-columns: 1fr;
  }
  .grid--mercado .card {
    flex: 1 1 100%;
    max-width: 100%;
  }
}

@media (max-width: 900px), (hover: none) {
  .section--image,
  .cta,
  .hero {
    background-attachment: scroll;
  }
}