:root {
  color-scheme: dark;
  --bg: #071018;
  --surface: #111921;
  --surface-strong: #1f2730;
  --text: #f6f6f6;
  --muted: #c2c7cb;
  --gold: #d4a23a;
  --red: #e10600;
  --white: #ffffff;
  --border: rgba(255,255,255,0.08);
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.28);
  --whatsapp: #25d366;
  --header-h: 220px;
  --logo-bg: #000000;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 1rem);
}

body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: radial-gradient(circle at top, rgba(212,162,58,0.12), transparent 30%), var(--bg);
  color: var(--text);
  line-height: 1.7;
}

body.menu-open {
  overflow: hidden;
}

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

button,
input,
select,
textarea {
  font: inherit;
}

.container {
  width: min(1180px, calc(100% - 2rem));
  margin: 0 auto;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -100px;
  z-index: 2000;
  padding: 0.75rem 1rem;
  border-radius: 999px;
  background: var(--gold);
  color: var(--bg);
  text-decoration: none;
  font-weight: 600;
}

.skip-link:focus {
  top: 1rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  width: 100%;
  background: var(--logo-bg);
  border-bottom: none;
  transition: box-shadow 0.25s ease;
}

.site-header.is-scrolled {
  background: var(--logo-bg);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.45);
}

.header-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  padding: 1.25rem 0 1.1rem;
  position: relative;
}

.logo {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 0.45rem;
  text-decoration: none;
  color: var(--text);
}

.logo img {
  width: clamp(150px, 28vw, 210px);
  height: auto;
  border: 0;
  border-radius: 0;
  box-shadow: none;
  background: var(--logo-bg);
}

.logo-subtitle {
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.78rem;
  line-height: 1.3;
  text-align: center;
  letter-spacing: 0.04em;
  max-width: 280px;
}

.menu-toggle {
  display: none;
  background: #ececec;
  cursor: pointer;
  width: 3rem;
  height: 3rem;
  padding: 0.7rem 0.65rem;
  border-radius: 12px;
  margin-left: auto;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 0.32rem;
  position: relative;
  z-index: 1001;
  border: 0;
  box-shadow: none;
  transition: background 0.2s ease, transform 0.2s ease;
}

.menu-toggle:hover {
  background: #e2e2e2;
}

.menu-toggle:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
}

.menu-toggle span {
  display: block;
  width: 1.35rem;
  height: 0.2rem;
  margin: 0;
  border-radius: 999px;
  background: #6b6b6b;
  transition: transform 0.2s ease, opacity 0.2s ease, background 0.2s ease;
}

.menu-toggle.open {
  background: #ececec;
}

.menu-toggle.open span {
  background: #6b6b6b;
}

.menu-toggle.open span:nth-child(1) {
  transform: translateY(0.52rem) rotate(45deg);
}

.menu-toggle.open span:nth-child(2) {
  opacity: 0;
}

.menu-toggle.open span:nth-child(3) {
  transform: translateY(-0.52rem) rotate(-45deg);
}

.main-nav {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
  justify-content: center;
  transition: transform 0.3s ease;
}

.menu-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.45);
  z-index: 18;
  visibility: hidden;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.menu-backdrop.show {
  visibility: visible;
  opacity: 1;
}

.main-nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.94rem;
  transition: color 0.2s ease;
  position: relative;
}

.main-nav a:hover,
.main-nav a.is-active {
  color: var(--gold);
}

.main-nav a.is-active::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: -0.45rem;
  height: 2px;
  border-radius: 999px;
  background: var(--gold);
}

.main-nav a:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 4px;
  border-radius: 4px;
}

.hero {
  padding: 5rem 0 4rem;
}

.hero-content {
  max-width: min(820px, 100%);
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.eyebrow {
  margin: 0 0 1rem;
  color: var(--gold);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-size: 0.8rem;
}

h1 {
  margin: 0 0 1.5rem;
  max-width: 18ch;
  font-size: clamp(2.2rem, 4.4vw, 3.6rem);
  line-height: 1.1;
  letter-spacing: -0.04em;
}

.hero-text {
  max-width: 42rem;
  color: var(--muted);
  margin: 0 0 2rem;
  font-size: 1.08rem;
  line-height: 1.75;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  min-height: 3rem;
  padding: 0 1.5rem;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 600;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease, border-color 0.2s ease, opacity 0.2s ease;
}

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

.btn:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
}

.btn:disabled,
.btn.is-loading {
  opacity: 0.72;
  cursor: wait;
  transform: none;
}

.btn-sm {
  min-height: 2.5rem;
  padding: 0 1.15rem;
  font-size: 0.92rem;
}

.btn-block {
  width: 100%;
}

.btn-primary {
  background: linear-gradient(135deg, var(--gold), #f3d48c);
  color: var(--bg);
  box-shadow: 0 16px 45px rgba(212,162,58,0.24);
}

.btn-primary:hover {
  box-shadow: 0 18px 50px rgba(212,162,58,0.34);
}

.btn-secondary {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.16);
}

.btn-secondary:hover {
  border-color: rgba(255,255,255,0.32);
  background: rgba(255,255,255,0.04);
}

.btn-ghost {
  margin-top: auto;
  width: 100%;
  background: rgba(255,255,255,0.04);
  color: var(--text);
  border-color: rgba(255,255,255,0.1);
}

.btn-ghost:hover {
  border-color: rgba(212,162,58,0.45);
  color: var(--gold);
}

.btn-whatsapp {
  background: rgba(37, 211, 102, 0.14);
  color: #8dffb3;
  border-color: rgba(37, 211, 102, 0.35);
}

.btn-whatsapp:hover {
  background: rgba(37, 211, 102, 0.22);
}

.intro {
  padding: 3rem 0;
}

.intro-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 2rem;
}

.intro h2 {
  margin-bottom: 0.75rem;
}

.intro p {
  color: var(--muted);
}

.section-header {
  display: grid;
  gap: 0.75rem;
  margin-bottom: 2rem;
}

.section-header span {
  color: var(--gold);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-size: 0.8rem;
}

.section-header h2 {
  margin: 0;
  font-size: clamp(2rem, 3vw, 2.8rem);
}

.services {
  padding: 1rem 0 3rem;
}

.services-note {
  margin-top: 1.5rem;
  color: var(--muted);
  font-size: 0.95rem;
}

.cards-grid {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.card {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.03);
  border-radius: 24px;
  padding: 1.75rem;
  box-shadow: var(--shadow);
  transition: transform 0.25s ease, border-color 0.25s ease;
}

.card:hover {
  transform: translateY(-4px);
  border-color: rgba(212,162,58,0.22);
}

.card-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  border-radius: 16px;
  margin-bottom: 1rem;
  font-size: 1.4rem;
  background: rgba(255,255,255,0.06);
}

.card h3 {
  margin: 0 0 1rem;
}

.card p {
  margin: 0 0 1rem;
  color: var(--muted);
}

.card ul {
  margin: 0 0 1.25rem;
  padding-left: 1rem;
  color: var(--muted);
}

.card ul li {
  margin-bottom: 0.6rem;
}

.card-featured {
  grid-column: 1 / -1;
  gap: 0.35rem;
  padding: 2rem;
  border-color: rgba(212, 162, 58, 0.45);
  background:
    linear-gradient(135deg, rgba(212, 162, 58, 0.16), rgba(7, 16, 24, 0.2) 45%, rgba(76, 140, 58, 0.1)),
    rgba(255, 255, 255, 0.04);
  box-shadow: 0 28px 70px rgba(0, 0, 0, 0.35);
}

.card-featured:hover {
  border-color: rgba(212, 162, 58, 0.65);
  transform: translateY(-3px);
}

.card-featured-top {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 0.5rem;
}

.card-featured-top h3 {
  margin-bottom: 0.65rem;
  font-size: clamp(1.45rem, 2.4vw, 1.9rem);
}

.card-featured-top p {
  margin-bottom: 0;
}

.card-list-title {
  margin: 0.5rem 0 0.75rem;
  color: var(--text);
  font-weight: 600;
}

.card-list-cols {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.35rem 1.5rem;
  margin: 0 0 1.25rem;
  padding-left: 1.1rem;
  color: var(--muted);
}

.card-list-cols li {
  margin-bottom: 0.35rem;
}

.card-featured-foot {
  margin: 0 0 1.25rem;
  color: var(--text);
  font-weight: 500;
}

.card-featured .btn {
  margin-top: 0.25rem;
  align-self: flex-start;
  width: auto;
  min-width: 12rem;
}

.accent-gold .card-icon { background: rgba(212,162,58,0.16); }
.accent-blue .card-icon { background: rgba(0, 92, 172, 0.12); }
.accent-orange .card-icon { background: rgba(230, 90, 0, 0.12); }
.accent-red .card-icon { background: rgba(225, 6, 0, 0.16); }
.accent-white .card-icon { background: rgba(255,255,255,0.14); }
.accent-agro .card-icon { background: rgba(120, 170, 70, 0.2); }

.packages {
  padding: 3rem 0;
}

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

.package-card {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 24px;
  padding: 1.7rem;
  transition: transform 0.25s ease, border-color 0.25s ease;
}

.package-card:hover {
  transform: translateY(-3px);
  border-color: rgba(255,255,255,0.16);
}

.package-card h3 {
  margin: 0;
}

.package-card p {
  color: var(--muted);
  margin: 0 0 auto;
}

.package-card .btn {
  margin-top: 1rem;
  align-self: flex-start;
}

.package-card.premium {
  border-color: rgba(212,162,58,0.35);
  background: rgba(212,162,58,0.09);
}

.package-badge {
  display: inline-flex;
  align-self: flex-start;
  padding: 0.25rem 0.7rem;
  border-radius: 999px;
  background: rgba(212,162,58,0.2);
  color: var(--gold);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.model {
  padding: 1rem 0 3rem;
}

.model-grid {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.model-grid article {
  padding: 1.5rem;
  border-radius: 20px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.03);
}

.model-grid h3 {
  margin-top: 0;
}

.model-grid p {
  color: var(--muted);
  margin-bottom: 0;
}

.process {
  padding: 3rem 0;
}

.process-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.process article {
  padding: 1.5rem;
  border-radius: 20px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.03);
}

.process article h3 {
  margin: 0 0 0.75rem;
}

.process article p {
  margin: 0;
  color: var(--muted);
}

.why {
  padding: 3rem 0;
}

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

.why-grid article {
  padding: 1.5rem;
  border-radius: 20px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.03);
}

.why-grid h3 {
  margin-top: 0;
}

.why-grid p {
  margin-bottom: 0;
  color: var(--muted);
}

.faq {
  padding: 1rem 0 3rem;
}

.faq-list {
  display: grid;
  gap: 0.85rem;
}

.faq-item {
  border: 1px solid var(--border);
  border-radius: 18px;
  background: rgba(255,255,255,0.03);
  overflow: hidden;
}

.faq-item.is-open {
  border-color: rgba(212,162,58,0.35);
}

.faq-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.15rem 1.25rem;
  background: transparent;
  border: 0;
  color: var(--text);
  text-align: left;
  font-weight: 600;
  cursor: pointer;
}

.faq-trigger:hover {
  color: var(--gold);
}

.faq-trigger:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: -2px;
}

.faq-icon {
  width: 1.1rem;
  height: 1.1rem;
  flex-shrink: 0;
  position: relative;
}

.faq-icon::before,
.faq-icon::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  background: currentColor;
  border-radius: 999px;
  transition: transform 0.2s ease;
}

.faq-icon::before {
  width: 100%;
  height: 2px;
  transform: translate(-50%, -50%);
}

.faq-icon::after {
  width: 2px;
  height: 100%;
  transform: translate(-50%, -50%);
}

.faq-item.is-open .faq-icon::after {
  transform: translate(-50%, -50%) rotate(90deg);
  opacity: 0;
}

.faq-panel {
  padding: 0 1.25rem 1.15rem;
}

.faq-panel p {
  margin: 0;
  color: var(--muted);
}

.contact {
  padding: 3rem 0 4rem;
}

.contact-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
  gap: 2rem;
  padding: 2.2rem;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 28px;
  box-shadow: var(--shadow);
}

.contact-copy h2 {
  margin: 0 0 0.75rem;
}

.contact-copy > p {
  color: var(--muted);
  margin: 0 0 1.5rem;
}

.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
}

.contact-form {
  display: grid;
  gap: 1rem;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.form-group {
  display: grid;
  gap: 0.45rem;
}

.form-group label {
  font-size: 0.9rem;
  color: var(--muted);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.85rem 1rem;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(7, 16, 24, 0.65);
  color: var(--text);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: rgba(194, 199, 203, 0.55);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: rgba(212,162,58,0.55);
  box-shadow: 0 0 0 3px rgba(212,162,58,0.16);
}

.form-group.has-error input,
.form-group.has-error select,
.form-group.has-error textarea {
  border-color: rgba(225, 6, 0, 0.7);
}

.field-error {
  min-height: 1.1rem;
  font-size: 0.82rem;
  color: #ff8a84;
}

.form-status {
  margin: 0;
  min-height: 1.3rem;
  font-size: 0.92rem;
}

.form-status.is-success {
  color: #8dffb3;
}

.form-status.is-error {
  color: #ff8a84;
}

.site-footer {
  padding: 2rem 0;
  border-top: 1px solid rgba(255,255,255,0.08);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  color: var(--muted);
}

.footer-copy {
  margin-bottom: 0;
  font-size: 0.9rem;
}

.social-links {
  display: flex;
  gap: 1rem;
  align-items: center;
}

.social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.8rem;
  height: 2.8rem;
  border-radius: 14px;
  background: rgba(255,255,255,0.08);
  color: var(--text);
  text-decoration: none;
  transition: transform 0.2s ease, background 0.2s ease;
}

.social-link svg {
  display: block;
  width: 1.1rem;
  height: 1.1rem;
}

.social-link:hover {
  transform: translateY(-2px);
  background: rgba(212,162,58,0.16);
}

.social-link:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
}

.floating-whatsapp,
.back-to-top {
  position: fixed;
  z-index: 90;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 0;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.2s ease, opacity 0.2s ease, visibility 0.2s ease, background 0.2s ease;
}

.floating-whatsapp {
  right: 1.25rem;
  bottom: 1.25rem;
  width: 3.4rem;
  height: 3.4rem;
  border-radius: 50%;
  background: var(--whatsapp);
  color: #04140a;
  box-shadow: 0 14px 35px rgba(37, 211, 102, 0.35);
}

.floating-whatsapp:hover {
  transform: translateY(-2px) scale(1.03);
}

.back-to-top {
  right: 1.25rem;
  bottom: 5.2rem;
  width: 2.8rem;
  height: 2.8rem;
  border-radius: 14px;
  background: rgba(255,255,255,0.08);
  color: var(--text);
  border: 1px solid rgba(255,255,255,0.12);
  opacity: 0;
  visibility: hidden;
}

.back-to-top.is-visible {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  background: rgba(212,162,58,0.18);
  color: var(--gold);
}

.floating-whatsapp:focus-visible,
.back-to-top:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
}

@media (max-width: 900px) {
  .intro-grid,
  .header-inner,
  .cards-grid,
  .packages-grid,
  .process-grid,
  .why-grid,
  .contact-panel,
  .form-row {
    grid-template-columns: 1fr;
  }

  .header-inner {
    justify-content: center;
    gap: 0.85rem;
    padding: 1rem 3.5rem 1rem;
  }

  .logo img {
    width: clamp(130px, 36vw, 170px);
  }

  .menu-toggle {
    display: inline-flex;
    position: absolute;
    top: 1rem;
    right: 0;
    margin-left: 0;
  }

  .main-nav {
    display: none;
    position: fixed;
    top: 0;
    right: 0;
    width: min(300px, 80vw);
    height: 100vh;
    padding: 4.5rem 1.5rem 1.5rem;
    flex-direction: column;
    justify-content: flex-start;
    align-items: stretch;
    gap: 0.5rem;
    background: #000000;
    transform: translateX(100%);
    visibility: hidden;
    opacity: 0;
    pointer-events: none;
    overflow-y: auto;
    transition: transform 0.3s ease, opacity 0.3s ease;
    z-index: 1100;
  }

  .main-nav.open {
    display: flex;
    transform: translateX(0);
    visibility: visible;
    opacity: 1;
    pointer-events: auto;
  }

  .main-nav a {
    display: block;
    width: 100%;
    padding: 1rem 0;
    border-radius: 0;
    background: transparent;
    color: var(--white);
    font-size: 1rem;
    border: 0;
    text-align: left;
    text-decoration: none;
    transition: color 0.2s ease, transform 0.2s ease;
  }

  .main-nav a.is-active::after {
    display: none;
  }

  .main-nav a:hover,
  .main-nav a:focus-visible,
  .main-nav a:active,
  .main-nav a.is-active {
    color: #f0c14b;
    transform: translateX(4px);
  }

  .hero {
    padding: 3.5rem 0 2.5rem;
  }

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

  .card-featured {
    padding: 1.5rem;
  }

  .card-featured-top {
    flex-direction: column;
    padding-right: 0;
  }

  .card-list-cols {
    grid-template-columns: 1fr;
  }

  .card-featured .btn {
    width: 100%;
  }

  .hero-text {
    font-size: 1rem;
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .hero-actions .btn,
  .contact-actions .btn {
    width: 100%;
  }
}

@media (max-width: 700px) {
  .hero {
    padding-top: 4rem;
  }

  .floating-whatsapp {
    right: 1rem;
    bottom: 1rem;
  }

  .back-to-top {
    right: 1rem;
    bottom: 4.8rem;
  }
}