:root {
  --bg: #f6f7fb;
  --surface: #ffffff;
  --surface-alt: #f8fafc;
  --text: #111827;
  --muted: #6b7280;
  --primary: #0f1f47;
  --primary-light: #132f6c;
  --secondary: #d4a436;
  --border: #e5e7eb;
  --shadow: 0 24px 80px rgba(15, 23, 42, 0.08);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: 'Inter', sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}

img {
  max-width: 100%;
}

button,
input,
textarea {
  font: inherit;
}

.container {
  width: min(1110px, calc(100% - 32px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(229, 231, 235, 0.85);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 18px 0;
  position: relative;
}

.mobile-menu-toggle {
  display: none;
  border: none;
  background: rgba(15, 31, 71, 0.05);
  cursor: pointer;
  padding: 12px;
  border-radius: 14px;
  transition: background-color 0.25s ease, transform 0.25s ease;
  align-items: center;
  justify-content: center;
}

.mobile-menu-toggle:hover {
  background: rgba(15, 31, 71, 0.12);
}

.mobile-menu-toggle span {
  display: block;
  width: 28px;
  height: 3px;
  margin: 5px 0;
  background: var(--primary);
  border-radius: 999px;
  transition: transform 0.25s ease, opacity 0.25s ease, background-color 0.25s ease;
}

.mobile-menu-toggle.open span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

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

.mobile-menu-toggle.open span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

.mobile-menu {
  max-height: 0;
  overflow: hidden;
  flex-direction: column;
  gap: 18px;
  width: 100%;
  padding: 0;
  background: #ffffff;
  border: 1px solid rgba(229, 231, 235, 0.95);
  border-top: none;
  border-bottom-left-radius: 22px;
  border-bottom-right-radius: 22px;
  position: absolute;
  left: 0;
  top: calc(100% + 0px);
  z-index: 9;
  opacity: 0;
  box-shadow: 0 24px 60px rgba(15, 23, 42, 0.12);
  transition: max-height 0.28s ease, opacity 0.28s ease, padding 0.28s ease;
}

.mobile-menu.open {
  display: flex;
  max-height: 420px;
  padding: 18px 0 18px;
  opacity: 1;
}

.mobile-nav-links,
.mobile-language-switch {
  display: flex;
  flex-direction: column;
  gap: 12px;
  width: 100%;
}

.mobile-nav-links a {
  display: block;
  width: 100%;
  padding: 14px 18px;
  border-radius: 16px;
  background: rgba(15, 31, 71, 0.04);
  color: var(--primary);
  text-decoration: none;
  font-weight: 600;
  transition: background-color 0.2s ease, transform 0.2s ease;
}

.mobile-nav-links a:hover {
  background: rgba(15, 31, 71, 0.12);
  transform: translateX(2px);
}

.mobile-language-switch {
  padding: 0 18px;
  color: var(--muted);
}

.mobile-language-switch a {
  display: inline-flex;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(15, 31, 71, 0.04);
  color: var(--primary);
}

.mobile-language-switch span {
  margin: 0 8px;
}

.mobile-menu-contact {
  width: calc(100% - 36px);
  margin: 0 18px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 16px;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--primary);
  text-decoration: none;
}

.logo-icon {
  width: 48px;
  height: 48px;
  flex-shrink: 0;
}

.brand-text {
  display: grid;
  line-height: 1.1;
}

.brand-name {
  font-weight: 800;
  letter-spacing: -0.02em;
}

.brand-tag {
  font-size: 0.82rem;
  color: var(--muted);
}

.nav-links {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
}

.language-switch {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.95rem;
  color: var(--muted);
}

.language-switch a {
  color: var(--muted);
  text-decoration: none;
  padding: 8px 10px;
  border-radius: 999px;
  border: 1px solid transparent;
  transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.language-switch a.active {
  color: var(--primary);
  background: rgba(22, 78, 99, 0.08);
  border-color: rgba(22, 78, 99, 0.16);
}

.language-switch span {
  color: var(--muted);
}

.nav-links a {
  color: var(--muted);
  text-decoration: none;
  transition: color 0.2s ease;
}

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

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: none;
  border-radius: 999px;
  padding: 14px 24px;
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.2s ease, background-color 0.2s ease;
}

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

.button-primary {
  background: var(--primary);
  color: #ffffff;
}

.button-secondary {
  background: #ffffff;
  color: var(--primary);
  border: 1px solid var(--border);
}

.hero-section {
  padding: 80px 0 60px;
}

.hero-section.hero-dark {
  background: linear-gradient(180deg, var(--primary) 0%, #102e62 100%);
  color: #ffffff;
}

.hero-section.hero-dark .hero-copy h1 {
  color: #ffffff;
}

.hero-section.hero-dark .hero-text {
  color: rgba(255, 255, 255, 0.84);
}

.hero-section.hero-dark .eyebrow-light {
  color: #f5d07e;
}

.hero-section.hero-dark .button-primary {
  background: var(--secondary);
  color: var(--primary);
}

.hero-section.hero-dark .button-secondary {
  background: rgba(255, 255, 255, 0.12);
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.2);
}

.hero-section.hero-dark .button-secondary:hover {
  background: rgba(255, 255, 255, 0.18);
}

.hero-section.hero-dark .hero-actions .button {
  min-width: 150px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.35fr 1fr;
  gap: 40px;
  align-items: stretch;
}

.hero-copy {
  max-width: 600px;
}

.eyebrow {
  display: inline-flex;
  margin-bottom: 18px;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--secondary);
  font-weight: 700;
}

.hero-copy h1,
.section-header h2,
.about-copy h2,
.site-footer p,
.contact-grid h2 {
  margin: 0;
  line-height: 1.05;
}

.hero-copy h1 {
  font-size: clamp(2.5rem, 2.5vw, 4rem);
  margin-bottom: 24px;
}

.hero-text,
.section-description,
.contact-text {
  color: var(--muted);
  max-width: 680px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 32px;
}

.hero-card {
  background: var(--surface);
  border-radius: 28px;
  box-shadow: var(--shadow);
  padding: 32px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.card-tag {
  padding: 10px 14px;
  background: rgba(22, 78, 99, 0.08);
  color: var(--primary);
  border-radius: 999px;
  font-size: 0.9rem;
  font-weight: 700;
}

.card-tag.gray {
  background: rgba(107, 114, 128, 0.12);
  color: var(--muted);
}

.card-body h2 {
  font-size: 1.5rem;
  margin: 28px 0 12px;
}

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

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 28px;
}

.metric {
  display: block;
  font-size: 2rem;
  font-weight: 700;
  color: var(--primary);
}

.section-light,
.section-white {
  padding: 80px 0;
}

.section-white {
  background: #ffffff;
}

.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 44px;
}

.section-header h2 {
  font-size: clamp(2rem, 2.8vw, 3rem);
  margin-top: 16px;
  margin-bottom: 18px;
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
}

.service-card {
  background: linear-gradient(135deg, rgba(15, 31, 71, 0.04) 0%, rgba(212, 164, 54, 0.06) 100%);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 30px;
  min-height: 220px;
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 120px;
  height: 120px;
  background: radial-gradient(circle, rgba(212, 164, 54, 0.08) 0%, transparent 70%);
  border-radius: 50%;
  z-index: 0;
}

.service-card > * {
  position: relative;
  z-index: 1;
}

.service-card .icon {
  font-size: 3.5rem;
  margin-bottom: 18px;
  display: inline-block;
  background: linear-gradient(135deg, rgba(212, 164, 54, 0.12) 0%, rgba(15, 31, 71, 0.06) 100%);
  width: 80px;
  height: 80px;
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.service-card h3 {
  margin-top: 0;
  margin-bottom: 14px;
  color: var(--primary);
  font-size: 1.2rem;
}

.about-grid,
.contact-grid,
.testimonials-grid,
.clients-grid,
.faq-grid {
  display: grid;
  gap: 24px;
}

.about-grid {
  grid-template-columns: 1.2fr 0.8fr;
  align-items: center;
}

.about-list {
  list-style: none;
  padding: 0;
  margin: 24px 0 0;
  display: grid;
  gap: 14px;
}

.about-list li {
  color: var(--muted);
}

.about-image .image-card {
  background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
  border: 1px solid var(--border);
  border-radius: 28px;
  min-height: 320px;
  padding: 32px;
  display: flex;
  align-items: flex-end;
  color: var(--text);
  font-weight: 600;
}

.clients-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  text-align: center;
  gap: 18px;
  margin-bottom: 32px;
}

.client-logo {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 26px 18px;
  color: var(--primary);
  font-weight: 700;
}

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

.testimonial-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 28px;
}

.testimonial-card p {
  margin: 0 0 20px;
  color: var(--muted);
}

.testimonial-card span {
  font-weight: 700;
  color: var(--text);
}

.faq-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.faq-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 28px;
}

.faq-item h3 {
  margin-top: 0;
  margin-bottom: 12px;
}

.section-primary {
  background: var(--primary);
  color: #ffffff;
  padding: 80px 0;
}

..contact-grid {
  grid-template-columns: 1fr 1fr;
  align-items: start;
}

.contact-info {
  display: grid;
  gap: 14px;
  margin-top: 28px;
  padding: 24px;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.18);
  color: #eef5ff;
  min-width: 0;
}

.contact-info div {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 8px;
  padding: 10px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.16);
}

.contact-info div:last-child {
  border-bottom: none;
}

.contact-info div strong {
  color: #ffffff;
  min-width: 110px;
}

.contact-info a.whatsapp-link {
  color: #ffcc5c;
  text-decoration: none;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.whatsapp-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
}

.whatsapp-icon svg {
  width: 100%;
  height: 100%;
}

.whatsapp-link:hover {
  text-decoration: underline;
}

.contact-form {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 24px;
  padding: 32px;
  display: grid;
  gap: 16px;
}

.contact-form label {
  font-weight: 600;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  border: 1px solid rgba(255,255,255,0.18);
  border-radius: 16px;
  padding: 16px;
  background: rgba(255,255,255,0.1);
  color: #ffffff;
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
  color: rgba(255,255,255,0.75);
}

.contact-form button {
  width: fit-content;
  padding: 14px 28px;
}

.notification-banner {
  padding: 18px 0;
  background: rgba(22, 78, 99, 0.08);
  color: var(--primary);
  border-radius: 0 0 24px 24px;
  margin-bottom: 12px;
}

.notification-banner.error {
  background: rgba(245, 158, 11, 0.14);
  color: #92400e;
}

section,
.hero-card,
.service-card,
.about-image .image-card,
.client-logo,
.testimonial-card,
.faq-item,
.contact-form,
.site-footer {
  opacity: 0;
  transform: translateY(18px);
  animation: fadeInUp 0.9s ease forwards;
}

.hero-section,
.section-light,
.section-white,
.section-primary {
  animation-delay: 0.08s;
}

.service-card {
  animation-delay: 0.12s;
}

.client-logo {
  animation-delay: 0.16s;
}

.testimonial-card,
.faq-item,
.contact-form {
  animation-delay: 0.18s;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.service-card,
.testimonial-card,
.faq-item,
.client-logo {
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.service-card:hover,
.testimonial-card:hover,
.faq-item:hover,
.client-logo:hover {
  transform: translateY(-4px);
  box-shadow: 0 28px 95px rgba(15, 23, 42, 0.08);
  border-color: rgba(22, 78, 99, 0.16);
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: rgba(255, 255, 255, 0.32);
  background: rgba(255, 255, 255, 0.16);
}

.button-primary,
.button-secondary {
  transition: transform 0.2s ease, background-color 0.2s ease, color 0.2s ease;
}

.button-secondary:hover {
  color: #0f172a;
}

.site-footer {
  padding: 26px 0;
  background: var(--surface);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  color: var(--muted);
  flex-wrap: wrap;
}

@media (max-width: 900px) {
  .hero-grid,
  .about-grid,
  .contact-grid,
  .testimonials-grid,
  .clients-grid,
  .faq-grid,
  .cards-grid {
    grid-template-columns: 1fr;
  }

  .header-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .nav-links,
  .language-switch,
  .header-inner > .button.button-primary {
    display: none;
  }

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

  .hero-card {
    margin-top: 24px;
  }
}

@media (max-width: 640px) {
  .hero-section,
  .section-light,
  .section-white,
  .section-primary {
    padding: 60px 0;
  }

  .hero-copy h1 {
    font-size: 2.4rem;
  }

  .button {
    width: 100%;
  }

  .hero-actions .button {
    min-width: 0;
  }

  .hero-card {
    padding: 24px;
  }

  .contact-info {
    display: grid;
    gap: 16px;
    margin-top: 28px;
    padding: 22px;
    border-radius: 22px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.16);
  }

  .contact-info div {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 8px;
    padding: 10px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.16);
    color: #eef5ff;
  }

  .contact-info div strong {
    color: #ffffff;
    min-width: 110px;
  }

  .contact-info div:last-child {
    border-bottom: none;
  }

  .contact-info a.whatsapp-link {
    color: #ffcc5c;
  }

  .clients-grid {
    gap: 18px;
  }

  .contact-form {
    padding: 24px;
  }
}