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

:root {
  --bg: #07111f;
  --bg-soft: #0d1b2f;
  --bg-card: rgba(255, 255, 255, 0.06);
  --line: rgba(255, 255, 255, 0.12);
  --text: #f4f8fc;
  --muted: #bfd0e3;
  --primary: #1ea7ff;
  --primary-strong: #007bff;
  --success: #22c55e;
  --dark: #04101d;
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.28);
  --radius: 22px;
  --container: 1200px;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: Arial, Helvetica, sans-serif;
  background:
    radial-gradient(circle at top left, rgba(30, 167, 255, 0.10), transparent 25%),
    radial-gradient(circle at top right, rgba(0, 123, 255, 0.10), transparent 20%),
    linear-gradient(180deg, #030b14 0%, #07111f 100%);
  color: var(--text);
}

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

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

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

/* HEADER */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(4, 16, 29, 0.82);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.header-content {
  min-height: 82px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.logo-area {
  display: flex;
  align-items: center;
  gap: 14px;
}

.logo {
  width: 58px;
  height: 58px;
  object-fit: contain;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.06);
  padding: 6px;
}

.brand-text h1 {
  font-size: 1.3rem;
  margin-bottom: 4px;
}

.brand-text p {
  color: var(--muted);
  font-size: 0.92rem;
}

.nav {
  display: flex;
  gap: 22px;
  flex-wrap: wrap;
}

.nav a {
  color: var(--muted);
  transition: 0.3s;
  font-weight: 600;
}

.nav a:hover {
  color: #fff;
}

/* HERO SLIDER */
.hero-slider {
  position: relative;
  height: 680px;
  min-height: 680px;
  max-height: 680px;
  overflow: hidden;
}

.slides {
  height: 100%;
  position: relative;
}

.slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.8s ease, visibility 0.8s ease;
}

.slide.active {
  opacity: 1;
  visibility: visible;
}

.slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(2, 10, 20, 0.88) 0%, rgba(2, 10, 20, 0.62) 45%, rgba(2, 10, 20, 0.42) 100%),
    linear-gradient(180deg, rgba(2, 8, 18, 0.20) 0%, rgba(2, 8, 18, 0.58) 100%);
}

.slide-content {
  position: absolute;
  inset: 0;
  z-index: 2;
  display: flex;
  flex-direction: column;
  justify-content: center;
  width: min(1200px, calc(100% - 32px));
  margin: 0 auto;
  padding-top: 80px;
  padding-bottom: 100px;
}

.slide-content .tag {
  display: inline-block;
  width: fit-content;
  background: rgba(30, 167, 255, 0.14);
  color: #96d8ff;
  border: 1px solid rgba(30, 167, 255, 0.35);
  padding: 10px 16px;
  border-radius: 999px;
  margin-bottom: 18px;
  font-size: 0.95rem;
}

.slide-content h2 {
  font-size: clamp(2rem, 4.2vw, 3.8rem);
  max-width: 700px;
  line-height: 1.1;
  margin-bottom: 16px;
}

.slide-content p {
  max-width: 620px;
  color: #d7e5f3;
  font-size: 1.05rem;
  line-height: 1.7;
}

.slide-content h2,
.slide-content p {
  text-shadow: 0 2px 16px rgba(0, 0, 0, 0.35);
}

.hero-buttons {
  margin-top: 28px;
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 12px 22px;
  border-radius: 14px;
  font-weight: 700;
  transition: 0.3s;
  border: none;
  cursor: pointer;
  box-shadow: var(--shadow);
}

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

.btn {
  background: linear-gradient(135deg, var(--success), #16a34a);
  color: #fff;
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.16);
}

.slider-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 10;
  width: 54px;
  height: 54px;
  border: none;
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.35);
  color: #fff;
  font-size: 28px;
  cursor: pointer;
  transition: 0.3s;
}

.slider-btn:hover {
  background: rgba(0, 0, 0, 0.55);
}

.slider-btn.prev {
  left: 18px;
}

.slider-btn.next {
  right: 18px;
}

.slider-indicators {
  position: absolute;
  bottom: 26px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 11;
  display: flex;
  gap: 10px;
}

.indicator {
  width: 13px;
  height: 13px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.35);
  cursor: pointer;
  transition: 0.3s;
}

.indicator.active {
  background: var(--primary);
  transform: scale(1.08);
}

/* HIGHLIGHTS */
.highlights {
  margin-top: 0;
  position: relative;
  z-index: 12;
  padding-top: 30px;
}

.highlight-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.highlight-card {
  background: rgba(6, 18, 33, 0.9);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
}

.highlight-card h3 {
  margin-bottom: 10px;
  font-size: 1.15rem;
}

.highlight-card p {
  color: var(--muted);
  line-height: 1.7;
}

/* SECTIONS */
.section {
  padding: 90px 0;
}

.section-dark {
  background: rgba(255, 255, 255, 0.02);
  border-top: 1px solid rgba(255, 255, 255, 0.04);
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.section-title {
  text-align: center;
  max-width: 820px;
  margin: 0 auto 44px;
}

.section-title.left {
  text-align: left;
  margin: 0 0 26px 0;
}

.section-title span {
  display: inline-block;
  color: #95d7ff;
  margin-bottom: 10px;
  font-weight: 700;
}

.section-title h2 {
  font-size: clamp(1.9rem, 4vw, 3rem);
  margin-bottom: 12px;
}

.section-title p {
  color: var(--muted);
  line-height: 1.8;
}

/* SERVICES */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px;
  box-shadow: var(--shadow);
  transition: 0.3s;
}

.service-card:hover {
  transform: translateY(-4px);
}

.service-card h3 {
  margin-bottom: 14px;
  font-size: 1.12rem;
}

.service-card p {
  color: var(--muted);
  line-height: 1.8;
}

/* DIFFERENTIALS */
.differentials-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.differential-card {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
}

.differential-card h3 {
  margin-bottom: 12px;
}

.differential-card p {
  color: var(--muted);
  line-height: 1.8;
}

/* ABOUT */
.about-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 28px;
  align-items: start;
}

.about-text p {
  color: var(--muted);
  line-height: 1.9;
  margin-bottom: 16px;
}

.about-box,
.contact-card {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: var(--shadow);
}

.about-box h3 {
  margin-bottom: 18px;
}

.about-box ul {
  list-style: none;
}

.about-box li {
  color: var(--muted);
  line-height: 1.9;
  margin-bottom: 10px;
}

/* CONTACT */
.contact-section {
  padding-top: 40px;
}

.contact-card {
  max-width: 980px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  align-items: start;
}

.contact-item h3 {
  margin-bottom: 8px;
}

.contact-item p {
  color: var(--muted);
  line-height: 1.7;
  word-break: break-word;
}

.contact-actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* FOOTER */
.footer {
  padding: 28px 0 36px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.footer-content {
  text-align: center;
  color: #9eb1c6;
}

/* WHATSAPP FLOAT */
.whatsapp-float {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 200;
  background: #22c55e;
  color: #fff;
  padding: 14px 18px;
  border-radius: 999px;
  font-weight: 700;
  box-shadow: 0 16px 34px rgba(0, 0, 0, 0.28);
}

/* RESPONSIVO */
@media (max-width: 1100px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .highlight-grid {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 860px) {
  .header-content {
    flex-direction: column;
    justify-content: center;
    padding: 14px 0;
  }

  .nav {
    justify-content: center;
  }

  .hero-slider {
    height: 560px;
    min-height: 560px;
    max-height: 560px;
  }

  .slide-content {
    justify-content: center;
    padding-top: 70px;
    padding-bottom: 80px;
  }

  .slide-content h2 {
    max-width: 100%;
  }

  .slide-content p {
    max-width: 100%;
  }

  .about-grid,
  .contact-card {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .services-grid,
  .differentials-grid {
    grid-template-columns: 1fr;
  }

  .slider-btn {
    width: 44px;
    height: 44px;
    font-size: 24px;
  }

  .slider-btn.prev {
    left: 10px;
  }

  .slider-btn.next {
    right: 10px;
  }

  .hero-slider {
    height: 520px;
    min-height: 520px;
    max-height: 520px;
  }

  .slide-content {
    padding-top: 70px;
    padding-bottom: 70px;
  }

  .slide-content h2 {
    font-size: 2rem;
    max-width: 100%;
  }

  .slide-content p {
    max-width: 100%;
    font-size: 1rem;
    line-height: 1.6;
  }

  .brand-text h1 {
    font-size: 1.1rem;
  }

  .brand-text p {
    font-size: 0.85rem;
  }

  .logo {
    width: 50px;
    height: 50px;
  }

  .whatsapp-float {
    padding: 12px 16px;
    font-size: 0.95rem;
  }
}