:root {
  --color-primary: #1a73e8;
  --color-primary-dark: #0f4fb6;
  --color-accent: #00c896;
  --color-light: #f7fbff;
  --color-dark: #1f2933;
  --color-muted: #6c7a89;
  --max-width: 1200px;
  --shadow-elevated: 0 20px 45px rgba(15, 79, 182, 0.15);
  --shadow-card: 0 16px 24px rgba(31, 41, 51, 0.08);
  --border-radius: 18px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Roboto", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  color: var(--color-dark);
  background: #ffffff;
}

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

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

.container {
  width: min(calc(100% - 3rem), var(--max-width));
  margin: 0 auto;
}

.section__eyebrow {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--color-primary);
  margin-bottom: 0.75rem;
}

h1,
h2,
h3 {
  font-family: "Montserrat", "Roboto", sans-serif;
  margin: 0;
}

p {
  margin: 0;
  color: var(--color-muted);
  line-height: 1.7;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.9rem 1.8rem;
  border-radius: 999px;
  font-weight: 600;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.3s ease;
  cursor: pointer;
}

.btn--primary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  color: #fff;
  box-shadow: var(--shadow-elevated);
}

.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 24px 50px rgba(15, 79, 182, 0.25);
}

.btn--ghost {
  border: 2px solid rgba(26, 115, 232, 0.25);
  color: var(--color-primary-dark);
}

.btn--ghost:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  transform: translateY(-2px);
}

.btn--light {
  background: #fff;
  color: var(--color-primary-dark);
  box-shadow: var(--shadow-card);
}

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

.btn--whatsapp {
  background: #25d366;
  color: #fff;
  font-size: 1rem;
  padding: 1rem 1.8rem;
  box-shadow: 0 12px 30px rgba(37, 211, 102, 0.35);
}

.btn--whatsapp:hover {
  background: #1eb954;
  transform: translateY(-2px);
}

.navbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem 3vw;
  max-width: var(--max-width);
  margin: 0 auto;
  color: #fff;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: "Montserrat", sans-serif;
}

.logo__mark {
  font-weight: 700;
  font-size: 1.4rem;
  padding: 0.2rem 0.8rem;
  border-radius: 999px;
  background: #fff;
  color: var(--color-primary-dark);
}

.logo__text {
  font-weight: 600;
  letter-spacing: 0.08em;
}

.nav__links {
  list-style: none;
  display: flex;
  gap: 1.5rem;
  margin: 0;
  padding: 0;
}

.nav__links a {
  font-weight: 500;
  transition: color 0.3s ease;
}

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

.nav__cta {
  background: #fff;
  color: var(--color-primary-dark);
  padding: 0.65rem 1.4rem;
  border-radius: 999px;
  font-weight: 600;
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.hero {
  position: relative;
  min-height: 100vh;
  color: #fff;
  background: radial-gradient(120% 120% at 20% 20%, rgba(26, 115, 232, 0.85) 0%, #051937 70%), url("https://images.unsplash.com/photo-1580894897200-15d85f0ec166?auto=format&fit=crop&w=1600&q=80")
      center/cover no-repeat;
  display: flex;
  flex-direction: column;
}

.hero__content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  align-items: center;
  gap: 3rem;
  padding: 6rem 3vw 5rem;
  width: min(calc(100% - 3rem), var(--max-width));
  margin: 0 auto;
}

.hero__text h1 {
  font-size: clamp(2.4rem, 5vw, 3.8rem);
  margin-bottom: 1.5rem;
}

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

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2.2rem;
}

.hero__image {
  position: relative;
}

.hero__image::after {
  content: "";
  position: absolute;
  inset: 12% -10% -12% 10%;
  border-radius: var(--border-radius);
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.25), rgba(0, 200, 150, 0.25));
  filter: blur(120px);
  z-index: -1;
}

.hero__image img {
  width: 100%;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-elevated);
}

.about {
  padding: 6rem 0;
  background: var(--color-light);
}

.about .container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 4rem;
  align-items: center;
}

.about__image img {
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-card);
  object-fit: cover;
}

.about__content h2 {
  font-size: clamp(2rem, 3vw, 2.8rem);
  margin-bottom: 1.2rem;
}

.about__content p + p {
  margin-top: 1.2rem;
}

.about__highlights {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  margin-top: 2.5rem;
}

.about__highlights strong {
  display: block;
  font-size: 1.8rem;
  color: var(--color-primary);
}

.services {
  padding: 6rem 0 7rem;
}

.services h2 {
  font-size: clamp(2rem, 3vw, 2.8rem);
  margin-bottom: 0.8rem;
  text-align: center;
}

.services__intro {
  text-align: center;
  max-width: 650px;
  margin: 0 auto 3rem;
}

.services__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2.5rem;
}

.service__card {
  background: #fff;
  border-radius: 24px;
  padding: 1.8rem;
  box-shadow: var(--shadow-card);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.service__card img {
  border-radius: 18px;
  margin-bottom: 1.5rem;
  height: 190px;
  object-fit: cover;
  width: 100%;
}

.service__card h3 {
  font-size: 1.4rem;
  margin-bottom: 1rem;
}

.service__card p {
  margin-bottom: 1.2rem;
}

.service__card ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0.6rem;
}

.service__card ul li {
  padding-left: 1.4rem;
  position: relative;
}

.service__card ul li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--color-accent);
}

.service__card:hover {
  transform: translateY(-6px);
  box-shadow: 0 26px 45px rgba(31, 41, 51, 0.12);
}

.cta-banner {
  padding: 5rem 0;
  background: linear-gradient(135deg, rgba(15, 79, 182, 0.95), rgba(0, 200, 150, 0.9)),
    url("https://images.unsplash.com/photo-1517430816045-df4b7de11d1d?auto=format&fit=crop&w=1600&q=80")
      center/cover no-repeat;
  color: #fff;
  text-align: center;
}

.cta-banner h2 {
  font-size: clamp(2rem, 3vw, 2.6rem);
  margin-bottom: 0.8rem;
}

.cta-banner p {
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 2rem;
}

.contact {
  padding: 6rem 0 7rem;
  background: var(--color-light);
}

.contact .container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 3rem;
}

.contact__info h2 {
  font-size: clamp(2rem, 3vw, 2.6rem);
  margin-bottom: 1.2rem;
}

.contact__details {
  margin: 2rem 0;
  display: grid;
  gap: 0.8rem;
  color: var(--color-muted);
}

.contact__map iframe {
  width: 100%;
  min-height: 360px;
  border: 0;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-card);
}

.footer {
  background: #0b1320;
  color: rgba(255, 255, 255, 0.7);
  padding: 2.2rem 0;
}

.footer .container {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  align-items: center;
  text-align: center;
}

.footer__links {
  display: flex;
  gap: 1.4rem;
  flex-wrap: wrap;
}

.footer__links a {
  color: rgba(255, 255, 255, 0.9);
  font-weight: 500;
}

.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: none;
  background: var(--color-primary);
  color: #fff;
  font-size: 1.4rem;
  cursor: pointer;
  display: grid;
  place-items: center;
  box-shadow: var(--shadow-card);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.back-to-top--visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

@media (max-width: 900px) {
  .navbar {
    gap: 1rem;
  }

  .nav__links {
    display: none;
  }

  .hero__content {
    padding-top: 5rem;
  }

  .hero__image img {
    max-width: 320px;
    margin: 0 auto;
  }

  .about__highlights {
    justify-content: center;
  }
}

@media (max-width: 600px) {
  .navbar {
    padding: 1rem 1.4rem;
  }

  .hero__content {
    padding: 4.5rem 1.5rem 4rem;
  }

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

  .about,
  .services,
  .contact {
    padding: 5rem 0;
  }

  .service__card {
    padding: 1.5rem;
  }

  .contact__map iframe {
    min-height: 280px;
  }
}