:root {
  --navy: #0f2b4d;
  --navy-2: #071a2f;
  --red: #ff2f4c;
  --red-dark: #e61d3c;
  --white: #ffffff;
  --light: #f5f7fa;
  --text: #16243a;
  --muted: #67758a;
  --line: #dfe5ec;
  --shadow: 0 18px 45px rgba(8, 28, 50, .14);
  --radius: 18px;
  --container: 1180px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Inter", sans-serif;
  color: var(--text);
  background: var(--white);
  line-height: 1.6;
}

img {
  max-width: 100%;
}

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

button,
a {
  -webkit-tap-highlight-color: transparent;
}

.container {
  width: min(calc(100% - 40px), var(--container));
  margin-inline: auto;
}

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 1000;
  background: rgba(4, 18, 34, .88);
  backdrop-filter: blur(15px);
  border-bottom: 1px solid rgba(255,255,255,.08);
}

.nav-wrap {
  height: 78px;
  display: flex;
  align-items: center;
  gap: 32px;
}

.brand {
  position: relative;
  display: inline-flex;
  align-items: baseline;
  font-family: "Manrope", sans-serif;
  font-weight: 800;
  font-size: 32px;
  line-height: 1;
  color: white;
  letter-spacing: -3px;
  min-width: 135px;
}

.brand-r { color: white; }
.brand-d { color: var(--red); }

.brand small {
  position: absolute;
  top: 34px;
  left: 0;
  color: #fff;
  font-size: 7px;
  letter-spacing: .2px;
  text-transform: uppercase;
  font-weight: 600;
  white-space: nowrap;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 30px;
  margin-left: auto;
}

.main-nav a {
  color: rgba(255,255,255,.82);
  font-size: 14px;
  font-weight: 600;
  transition: .25s ease;
}

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

.nav-cta {
  margin-left: 14px;
}



.logo-link {
  min-width: auto;
  letter-spacing: 0;
}

.site-logo {
  display: block;
  width: auto;
  height: auto;
  object-fit: contain;
}

.header-logo {
  height: 58px;
  filter: drop-shadow(0 8px 20px rgba(0,0,0,.24));
}

.footer-logo {
  width: 120px;
  filter: drop-shadow(0 8px 20px rgba(0,0,0,.24));
}

.menu-toggle {
  display: none;
  margin-left: auto;
  border: 0;
  background: transparent;
  color: white;
  font-size: 28px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 22px;
  border-radius: 10px;
  border: 1px solid transparent;
  font-weight: 700;
  font-size: 14px;
  transition: .25s ease;
  cursor: pointer;
}

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

.btn-primary {
  color: white;
  background: linear-gradient(135deg, var(--red), #ff1742);
  box-shadow: 0 10px 30px rgba(255,47,76,.22);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #ff3f5b, var(--red-dark));
}

.btn-outline {
  color: white;
  border-color: rgba(255,255,255,.48);
  background: rgba(255,255,255,.05);
}

.btn-outline-light {
  color: white;
  border-color: rgba(255,255,255,.6);
}

.btn-white {
  background: white;
  color: var(--red);
}

.btn-lg {
  min-height: 52px;
  padding-inline: 26px;
}

.hero {
  position: relative;
  min-height: 720px;
  display: flex;
  align-items: center;
  padding: 150px 0 90px;
  overflow: hidden;
  background-image: url("assets/hero-rd-tecnologia-aereo.webp");
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  background:
    linear-gradient(90deg,
      rgba(2, 13, 26, .97) 0%,
      rgba(3, 18, 34, .92) 26%,
      rgba(4, 22, 40, .78) 43%,
      rgba(4, 20, 35, .34) 62%,
      rgba(3, 13, 22, .08) 100%),
    linear-gradient(180deg,
      rgba(2, 12, 22, .38) 0%,
      rgba(2, 12, 22, .06) 55%,
      rgba(2, 12, 22, .52) 100%);
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: .07;
  background-image:
    linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size: 46px 46px;
  pointer-events: none;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    radial-gradient(circle at 51% 44%, rgba(13, 89, 146, .18), transparent 27%),
    radial-gradient(circle at 88% 42%, rgba(255, 47, 76, .08), transparent 22%);
}

.hero-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 690px) 1fr;
  align-items: center;
  gap: 40px;
}

.hero-copy {
  padding: 24px 0;
}

.hero-copy .eyebrow {
  padding: 7px 11px;
  margin-bottom: 16px;
  border: 1px solid rgba(255,255,255,.14);
  border-radius: 999px;
  background: rgba(6, 26, 45, .44);
  backdrop-filter: blur(8px);
}

.hero-visual {
  display: none;
}

.hero h1,
.section h2 {
  font-family: "Manrope", sans-serif;
}

.hero h1 {
  color: white;
  font-size: clamp(44px, 5.2vw, 68px);
  line-height: .99;
  letter-spacing: -3.5px;
  max-width: 720px;
}

.hero h1 strong {
  display: block;
  color: var(--red);
  margin-top: 8px;
}

.hero-copy > p {
  max-width: 690px;
  margin-top: 24px;
  color: rgba(255,255,255,.78);
  font-size: 18px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 30px;
}

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  margin-top: 28px;
  color: rgba(255,255,255,.67);
  font-size: 13px;
}

.hero-visual {
  display: grid;
  gap: 18px;
  transform: perspective(1100px) rotateY(-5deg);
}

.visual-card {
  min-height: 210px;
  border-radius: 20px;
  position: relative;
  overflow: hidden;
  box-shadow: 0 30px 70px rgba(0,0,0,.34);
  border: 1px solid rgba(255,255,255,.1);
}

.visual-card::before {
  content: "";
  position: absolute;
  inset: 0;
}

.visual-ti::before {
  background:
    linear-gradient(90deg, rgba(4,19,37,.96), rgba(8,42,74,.66)),
    radial-gradient(circle at 75% 35%, #1897ff 0 2%, transparent 3%),
    linear-gradient(135deg, #07192e, #0f4a77);
}

.visual-drone::before {
  background:
    linear-gradient(90deg, rgba(4,19,37,.92), rgba(255, 125, 45,.17)),
    radial-gradient(circle at 78% 30%, #ff9a49, transparent 24%),
    linear-gradient(135deg, #0b253e, #214c67);
}

.visual-card::after {
  content: "";
  position: absolute;
  inset: 28px;
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 14px;
}

.visual-card div {
  position: absolute;
  left: 34px;
  bottom: 30px;
  z-index: 2;
}

.visual-card span {
  color: #ff697f;
  font-weight: 800;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.visual-card strong {
  display: block;
  color: white;
  margin-top: 7px;
  font-size: 20px;
}

.section {
  padding: 90px 0;
}

.light {
  background: var(--light);
}

.dark-section,
.portfolio-section {
  background: linear-gradient(140deg, #071b31, #0d3457);
  color: white;
}

.section-heading {
  max-width: 760px;
  margin-bottom: 40px;
}

.center {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.section-heading h2,
.portfolio-top h2,
.about-copy h2 {
  font-family: "Manrope", sans-serif;
  font-size: clamp(30px, 4vw, 44px);
  letter-spacing: -1.8px;
  line-height: 1.1;
}

.section-heading p,
.portfolio-top p {
  margin-top: 10px;
  color: var(--muted);
}

.dark-section .section-heading p,
.portfolio-section p {
  color: rgba(255,255,255,.67);
}

.division-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.division-card {
  min-height: 520px;
  border-radius: var(--radius);
  overflow: hidden;
  position: relative;
  box-shadow: var(--shadow);
  display: flex;
  align-items: end;
}

.division-card::before {
  content: "";
  position: absolute;
  inset: 0;
}

.technology-card::before {
  background:
    linear-gradient(90deg, rgba(3,16,30,.97) 5%, rgba(5,25,44,.76)),
    repeating-linear-gradient(90deg, transparent 0 46px, rgba(32,154,255,.10) 47px 48px),
    linear-gradient(135deg, #07192e, #0e5f91);
}

.aerial-card::before {
  background:
    linear-gradient(90deg, rgba(3,16,30,.97) 5%, rgba(6,24,39,.58)),
    radial-gradient(circle at 85% 20%, #ffb35d, transparent 25%),
    linear-gradient(145deg, #0d2944, #355f70);
}

.division-content {
  position: relative;
  z-index: 2;
  width: 100%;
  padding: 36px;
  color: white;
}

.card-icon {
  font-size: 34px;
  color: var(--red);
}

.division-card h3 {
  font-family: "Manrope";
  font-size: 32px;
  line-height: 1.1;
  margin-top: 10px;
}

.subtitle {
  color: rgba(255,255,255,.7);
  margin-top: 5px;
}

.division-card ul {
  list-style: none;
  margin: 25px 0 30px;
  display: grid;
  gap: 9px;
}

.division-card li::before {
  content: "✓";
  color: var(--red);
  font-weight: 800;
  margin-right: 9px;
}

.problem-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 24px;
}

.problem-card {
  background: white;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 34px;
  box-shadow: 0 12px 35px rgba(10, 35, 60, .08);
}

.problem-card h3 {
  font-size: 22px;
  margin: 10px 0;
  line-height: 1.25;
}

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

.problem-card strong {
  display: block;
  color: var(--red);
  margin-top: 15px;
}

.mini-label {
  color: var(--red);
  text-transform: uppercase;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 1.2px;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.service-card {
  padding: 30px;
  min-height: 210px;
  border-radius: 16px;
  background: rgba(255,255,255,.055);
  border: 1px solid rgba(255,255,255,.08);
  transition: .25s ease;
}

.service-card:hover {
  transform: translateY(-5px);
  background: rgba(255,255,255,.08);
}

.service-card > span {
  font-size: 29px;
}

.service-card h3 {
  margin-top: 18px;
  font-size: 18px;
}

.service-card p {
  margin-top: 7px;
  color: rgba(255,255,255,.65);
  font-size: 14px;
}

.why-section {
  background: white;
}

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

.benefit {
  text-align: center;
  padding: 18px;
}

.benefit > span {
  width: 60px;
  height: 60px;
  display: grid;
  place-items: center;
  margin: 0 auto 15px;
  border-radius: 16px;
  background: rgba(255,47,76,.08);
  font-size: 27px;
}

.benefit h3 {
  font-size: 17px;
}

.benefit p {
  color: var(--muted);
  font-size: 14px;
  margin-top: 8px;
}

.portfolio-top {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 30px;
  margin-bottom: 34px;
}

.filters {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.filter {
  border: 1px solid rgba(255,255,255,.2);
  background: rgba(255,255,255,.04);
  color: white;
  border-radius: 99px;
  padding: 8px 14px;
  cursor: pointer;
}

.filter.active,
.filter:hover {
  background: var(--red);
  border-color: var(--red);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.portfolio-item {
  min-width: 0;
  transition: opacity .25s ease, transform .25s ease;
}

.portfolio-item.portfolio-featured {
  grid-column: span 2;
}

.portfolio-item.hidden {
  display: none;
}

.portfolio-media {
  position: relative;
  min-height: 275px;
  height: 100%;
  margin: 0;
  border-radius: 18px;
  overflow: hidden;
  background: #0a2037;
  border: 1px solid rgba(255,255,255,.08);
  box-shadow: 0 18px 40px rgba(0,0,0,.18);
}

.portfolio-featured .portfolio-media {
  min-height: 360px;
}

.portfolio-media img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  transition: transform .55s ease, filter .55s ease;
}

.portfolio-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(3,14,27,.04) 28%, rgba(3,14,27,.18) 55%, rgba(3,14,27,.95) 100%);
  pointer-events: none;
}

.portfolio-media figcaption {
  position: absolute;
  z-index: 2;
  left: 22px;
  right: 22px;
  bottom: 20px;
  display: grid;
  gap: 5px;
}

.portfolio-tag {
  width: fit-content;
  padding: 5px 9px;
  border-radius: 999px;
  background: rgba(255,47,76,.92);
  color: #fff;
  font-size: 10px;
  line-height: 1;
  font-weight: 800;
  letter-spacing: .7px;
  text-transform: uppercase;
}

.portfolio-media strong {
  color: #fff;
  font-family: "Manrope", sans-serif;
  font-size: 19px;
  line-height: 1.2;
}

.portfolio-featured .portfolio-media strong {
  font-size: 24px;
}

.portfolio-media small {
  max-width: 520px;
  color: rgba(255,255,255,.72);
  font-size: 12px;
  line-height: 1.45;
}

.portfolio-item:hover .portfolio-media img {
  transform: scale(1.045);
  filter: saturate(1.06) contrast(1.03);
}

.audience-section {
  background: var(--light);
}

.audience-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
}

.audience-item {
  background: white;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 24px 18px;
  text-align: center;
}

.audience-item span {
  font-size: 28px;
  display: block;
  margin-bottom: 8px;
}

.audience-item strong {
  display: block;
}

.audience-item small {
  display: block;
  color: var(--muted);
  margin-top: 5px;
}

.about-section {
  background: white;
}

.about-grid {
  display: grid;
  grid-template-columns: .85fr 1.15fr;
  gap: 60px;
  align-items: center;
}

.about-visual {
  min-height: 340px;
  border-radius: 24px;
  padding: 42px;
  display: flex;
  flex-direction: column;
  justify-content: end;
  background:
    radial-gradient(circle at 70% 20%, rgba(28,150,255,.32), transparent 28%),
    linear-gradient(145deg,#071a2d,#0d3c64);
  color: white;
}

.about-logo-image {
  width: min(280px, 100%);
  filter: drop-shadow(0 18px 35px rgba(0,0,0,.28));
}

.about-visual span {
  margin-top: 24px;
  color: rgba(255,255,255,.65);
  font-size: 11px;
  letter-spacing: 1px;
}

.about-copy p {
  color: var(--muted);
  margin-top: 16px;
}

.location-pill {
  display: inline-flex;
  margin-top: 24px;
  padding: 9px 14px;
  border-radius: 99px;
  background: var(--light);
  font-weight: 700;
}

.cta-section {
  padding: 58px 0;
  background: linear-gradient(110deg, #821229, var(--red) 55%, #ff2449);
  color: white;
}

.cta-wrap {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 50px;
}

.cta-wrap h2 {
  font-family: "Manrope";
  max-width: 760px;
  font-size: clamp(28px, 3.4vw, 42px);
  line-height: 1.1;
  letter-spacing: -1.5px;
}

.cta-wrap p {
  margin-top: 8px;
  color: rgba(255,255,255,.75);
}

.footer {
  background: #06182b;
  color: white;
  padding: 60px 0 24px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr repeat(3, 1fr);
  gap: 40px;
}

.footer h3 {
  margin-bottom: 13px;
  font-size: 14px;
}

.footer a,
.footer span,
.footer p {
  color: rgba(255,255,255,.65);
  display: block;
  margin-top: 7px;
  font-size: 13px;
}

.footer-brand {
  margin-bottom: 25px;
}

.footer-bottom {
  margin-top: 50px;
  padding-top: 20px;
  border-top: 1px solid rgba(255,255,255,.08);
  display: flex;
  justify-content: space-between;
  gap: 20px;
}

.whatsapp-float {
  position: fixed;
  width: 58px;
  height: 58px;
  right: 22px;
  bottom: 22px;
  z-index: 999;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: white;
  background: #25d366;
  font-size: 24px;
  box-shadow: 0 15px 35px rgba(0,0,0,.25);
}

.reveal {
  opacity: 1;
  transform: none;
}

@media (max-width: 1024px) {
  .main-nav,
  .nav-cta {
    display: none;
  }

  .menu-toggle {
    display: block;
  }

  .main-nav.open {
    display: flex;
    position: absolute;
    top: 78px;
    left: 20px;
    right: 20px;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 14px;
    border-radius: 14px;
    background: #081d32;
    box-shadow: var(--shadow);
  }

  .main-nav.open a {
    padding: 14px 12px;
  }

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

  .hero-visual {
    grid-template-columns: 1fr 1fr;
    transform: none;
  }

  .visual-card {
    min-height: 180px;
  }

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

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

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

@media (max-width: 760px) {
  .container {
    width: min(calc(100% - 28px), var(--container));
  }

  .hero {
    min-height: 700px;
    padding: 120px 0 70px;
    background-position: 64% center;
  }

  .hero::before {
    background:
      linear-gradient(90deg, rgba(2,13,26,.95), rgba(2,13,26,.70)),
      linear-gradient(180deg, rgba(2,12,22,.36), rgba(2,12,22,.66));
  }

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

  .hero h1 {
    letter-spacing: -2px;
  }

  .hero-visual,
  .division-grid,
  .problem-grid,
  .services-grid,
  .portfolio-grid,
  .audience-grid {
    grid-template-columns: 1fr;
  }

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

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

  .portfolio-top,
  .cta-wrap {
    align-items: flex-start;
    flex-direction: column;
  }

  .filters {
    justify-content: flex-start;
  }

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

  .footer-bottom {
    flex-direction: column;
  }

  .section {
    padding: 68px 0;
  }

  .division-card {
    min-height: auto;
  }

  .division-content {
    padding: 28px;
  }
  .portfolio-item.portfolio-featured {
    grid-column: span 1;
  }

  .portfolio-featured .portfolio-media,
  .portfolio-media {
    min-height: 290px;
  }

}


@media (max-width: 760px) {
  .header-logo {
    height: 48px;
  }

  .footer-logo {
    width: 105px;
  }

  .about-logo-image {
    width: min(220px, 100%);
  }
}


/* ===== Refinamento final da marca ===== */
.brand-lockup {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  min-width: 215px;
}

.brand-lockup .site-logo {
  flex: 0 0 auto;
}

.header-logo {
  width: 54px;
  height: 54px;
  object-fit: contain;
}

.brand-copy {
  display: flex;
  flex-direction: column;
  line-height: 1.02;
  letter-spacing: 0;
}

.brand-copy strong {
  color: #fff;
  font-family: "Manrope", sans-serif;
  font-size: 22px;
  letter-spacing: -.7px;
}

.brand-copy small {
  position: static;
  color: rgba(255,255,255,.68);
  font-size: 8px;
  line-height: 1.2;
  letter-spacing: .65px;
  text-transform: uppercase;
  white-space: nowrap;
}

.footer-lockup {
  min-width: 0;
  align-items: center;
}

.footer-logo {
  width: 68px;
  height: 68px;
}

.footer-lockup .brand-copy strong {
  font-size: 20px;
}

.about-logo-image {
  width: min(285px, 82%);
  aspect-ratio: 1;
  object-fit: contain;
  filter: drop-shadow(0 20px 38px rgba(0,0,0,.32));
}

/* ===== Banners aprovados RD Tecnologia / RD Aéreo ===== */
.showcase-banners {
  display: grid;
  gap: 24px;
}

.showcase-banner {
  position: relative;
  display: block;
  border-radius: 20px;
  overflow: hidden;
  background: #071a2f;
  box-shadow: 0 20px 52px rgba(8, 28, 50, .16);
  border: 1px solid rgba(15, 43, 77, .12);
  transition: transform .28s ease, box-shadow .28s ease;
}

.showcase-banner:hover {
  transform: translateY(-4px);
  box-shadow: 0 26px 62px rgba(8, 28, 50, .22);
}

.showcase-banner img {
  display: block;
  width: 100%;
  height: auto;
}

.mobile-divisions {
  display: none;
}

/* acessibilidade */
.showcase-banner:focus-visible,
.btn:focus-visible,
.main-nav a:focus-visible,
.whatsapp-float:focus-visible {
  outline: 3px solid #fff;
  outline-offset: 3px;
}

@media (max-width: 900px) {
  .brand-copy {
    display: none;
  }

  .brand-lockup {
    min-width: auto;
  }

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

@media (max-width: 760px) {
  .showcase-banners {
    display: none;
  }

  .mobile-divisions {
    display: grid;
  }

  .footer-lockup .brand-copy {
    display: flex;
  }
}


/* Correções de estabilidade e fidelidade visual */
.hero-grid {
  grid-template-columns: minmax(0, 760px) 1fr;
}

.hero-visual {
  display: none;
}

/* Evita quebra do ano no rodapé */
.footer-bottom > span {
  display: inline;
  margin-top: 0;
}

.footer-bottom #year {
  display: inline;
  margin: 0;
  color: inherit;
  font-size: inherit;
}

@media (max-width: 760px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }
}