:root {
  --primary: #0a4d8c;
  --primary-dark: #073560;
  --accent: #00b4d8;
  --accent-light: #90e0ef;
  --dark: #1a1a2e;
  --gray: #64748b;
  --light: #f8fafc;
  --white: #ffffff;
  --shadow: 0 4px 24px rgba(10, 77, 140, 0.12);
  --radius: 12px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
  color: var(--dark);
  line-height: 1.6;
  background: var(--white);
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: color 0.2s;
}

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

img {
  max-width: 100%;
  height: auto;
}

.container {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(10, 77, 140, 0.08);
  transition: box-shadow 0.3s;
}

.header.scrolled {
  box-shadow: var(--shadow);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--primary);
}

.logo__icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.2rem;
}

.nav {
  display: flex;
  gap: 1.75rem;
  list-style: none;
}

.nav a {
  color: var(--dark);
  font-weight: 500;
  font-size: 0.95rem;
}

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

.nav-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--primary);
}

/* Hero */
.hero {
  padding: 140px 0 80px;
  background: linear-gradient(160deg, #e8f4fc 0%, #f0f9ff 40%, #ffffff 100%);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(0, 180, 216, 0.15) 0%, transparent 70%);
  border-radius: 50%;
}

.hero__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
  position: relative;
}

.hero__badge {
  display: inline-block;
  background: rgba(10, 77, 140, 0.1);
  color: var(--primary);
  padding: 0.35rem 1rem;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.hero h1 {
  font-size: clamp(2rem, 4vw, 2.75rem);
  line-height: 1.2;
  color: var(--primary-dark);
  margin-bottom: 1rem;
}

.hero h1 span {
  color: var(--accent);
}

.hero__text {
  color: var(--gray);
  font-size: 1.1rem;
  margin-bottom: 2rem;
  max-width: 480px;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 1.75rem;
  border-radius: 50px;
  font-weight: 600;
  font-size: 1rem;
  border: none;
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn--primary {
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: white;
  box-shadow: 0 4px 16px rgba(10, 77, 140, 0.3);
}

.btn--outline {
  background: white;
  color: var(--primary);
  border: 2px solid var(--primary);
}

.hero__visual {
  display: flex;
  justify-content: center;
}

.hero__card {
  background: white;
  border-radius: 20px;
  padding: 2rem;
  box-shadow: var(--shadow);
  max-width: 380px;
  width: 100%;
}

.hero__card-icon {
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, var(--accent-light), var(--accent));
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  margin-bottom: 1.25rem;
}

.hero__card h3 {
  color: var(--primary-dark);
  margin-bottom: 0.5rem;
}

.hero__card p {
  color: var(--gray);
  font-size: 0.95rem;
}

.hero__card-list {
  list-style: none;
  margin-top: 1.25rem;
}

.hero__card-list li {
  padding: 0.5rem 0;
  border-bottom: 1px solid #e2e8f0;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
}

.hero__card-list li::before {
  content: "✓";
  color: var(--accent);
  font-weight: bold;
}

/* Sections */
section {
  padding: 5rem 0;
}

.section-title {
  text-align: center;
  margin-bottom: 3rem;
}

.section-title h2 {
  font-size: 2rem;
  color: var(--primary-dark);
  margin-bottom: 0.5rem;
}

.section-title p {
  color: var(--gray);
  max-width: 560px;
  margin: 0 auto;
}

/* Services */
.services {
  background: var(--light);
}

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

.service-card {
  background: white;
  border-radius: var(--radius);
  padding: 2rem;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
  transition: transform 0.3s, box-shadow 0.3s;
  border: 1px solid transparent;
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
  border-color: var(--accent-light);
}

.service-card__icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

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

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

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

.about__content h2 {
  font-size: 2rem;
  color: var(--primary-dark);
  margin-bottom: 1rem;
}

.about__content p {
  color: var(--gray);
  margin-bottom: 1rem;
}

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

.stat {
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: white;
  padding: 1.5rem;
  border-radius: var(--radius);
  text-align: center;
}

.stat__number {
  font-size: 2rem;
  font-weight: 700;
}

.stat__label {
  font-size: 0.85rem;
  opacity: 0.9;
}

/* Contact */
.contact {
  background: var(--light);
}

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

.contact__info {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.contact__item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.contact__item-icon {
  width: 48px;
  height: 48px;
  background: white;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
  flex-shrink: 0;
}

.contact__item h4 {
  color: var(--primary-dark);
  margin-bottom: 0.15rem;
}

.contact__item p,
.contact__item a {
  color: var(--gray);
  font-size: 0.95rem;
}

.contact__map {
  border-radius: var(--radius);
  overflow: hidden;
  min-height: 320px;
  background: #e2e8f0;
}

.contact__map iframe {
  width: 100%;
  height: 320px;
  border: 0;
}

/* Legal pages */
.legal-page {
  padding: 120px 0 4rem;
}

.legal-page h1 {
  font-size: 2rem;
  color: var(--primary-dark);
  margin-bottom: 0.5rem;
}

.legal-page .updated {
  color: var(--gray);
  font-size: 0.9rem;
  margin-bottom: 2rem;
}

.legal-content {
  max-width: 800px;
}

.legal-content h2 {
  font-size: 1.35rem;
  color: var(--primary-dark);
  margin: 2rem 0 0.75rem;
}

.legal-content h3 {
  font-size: 1.1rem;
  color: var(--primary);
  margin: 1.5rem 0 0.5rem;
}

.legal-content p,
.legal-content li {
  color: var(--gray);
  margin-bottom: 0.75rem;
}

.legal-content ul,
.legal-content ol {
  margin-left: 1.5rem;
  margin-bottom: 1rem;
}

.legal-content a {
  text-decoration: underline;
}

/* Footer */
.footer {
  background: var(--dark);
  color: #cbd5e1;
  padding: 3rem 0 1.5rem;
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer__brand .logo {
  color: white;
  margin-bottom: 0.75rem;
}

.footer__brand p {
  font-size: 0.9rem;
  line-height: 1.7;
}

.footer h4 {
  color: white;
  font-size: 0.95rem;
  margin-bottom: 1rem;
}

.footer ul {
  list-style: none;
}

.footer ul li {
  margin-bottom: 0.5rem;
}

.footer a {
  color: #94a3b8;
  font-size: 0.9rem;
}

.footer a:hover {
  color: var(--accent-light);
}

.footer__legal {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 1.5rem;
  font-size: 0.8rem;
  line-height: 1.8;
  color: #94a3b8;
}

.footer__legal strong {
  color: #e2e8f0;
}

.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 1rem;
  font-size: 0.85rem;
}

/* WhatsApp float */
.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 60px;
  height: 60px;
  background: #25d366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  color: white;
  box-shadow: 0 4px 16px rgba(37, 211, 102, 0.4);
  z-index: 99;
  transition: transform 0.2s;
}

.whatsapp-float:hover {
  transform: scale(1.08);
  color: white;
}

/* Responsive */
@media (max-width: 768px) {
  .nav {
    display: none;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: white;
    flex-direction: column;
    padding: 1.5rem;
    gap: 1rem;
    box-shadow: var(--shadow);
  }

  .nav.open {
    display: flex;
  }

  .nav-toggle {
    display: block;
  }

  .hero__grid,
  .about__grid,
  .contact__grid,
  .footer__grid {
    grid-template-columns: 1fr;
  }

  .hero {
    padding: 120px 0 60px;
  }

  .hero__visual {
    order: -1;
  }
}