:root {
  --green-900: #123d3b;
  --green-700: #0d6b67;
  --green-500: #12a08c;
  --green-100: #e7f5f2;
  --orange: #ff9818;
  --orange-light: #ffe7be;
  --cream: #fbfaf7;
  --white: #ffffff;
  --text: #17302f;
  --muted: #647675;
  --line: #dce7e4;
  --shadow: 0 24px 60px rgba(10, 56, 53, .12);
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 90px;
}

body {
  margin: 0;
  font-family: "Manrope", Arial, sans-serif;
  color: var(--text);
  background: var(--cream);
  line-height: 1.6;
}

a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  padding: 16px clamp(24px, 6vw, 92px);
  background: rgba(251, 250, 247, .92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(13, 107, 103, .08);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  color: #fff;
  font-weight: 800;
  border-radius: 14px;
  background: var(--green-700);
}

.brand strong, .brand small { display: block; }
.brand strong { font-size: .98rem; }
.brand small { color: var(--muted); font-size: .78rem; }

.desktop-nav {
  display: flex;
  gap: 28px;
  font-size: .9rem;
  font-weight: 600;
}

.desktop-nav a:hover { color: var(--green-700); }

.header-cta,
.submit-button {
  padding: 13px 20px;
  color: #fff;
  font-weight: 700;
  background: var(--green-700);
  border: 0;
  border-radius: 999px;
  cursor: pointer;
  transition: .25s ease;
}

.header-cta:hover, .submit-button:hover {
  background: var(--green-900);
  transform: translateY(-2px);
}

.hero {
  min-height: calc(100vh - 82px);
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  align-items: center;
  gap: 60px;
  padding: 70px clamp(24px, 6vw, 92px);
  overflow: hidden;
}

.eyebrow {
  display: inline-block;
  margin-bottom: 14px;
  color: var(--green-700);
  font-size: .76rem;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.hero h1,
.section-heading h2,
.contact-info h2 {
  margin: 0;
  line-height: 1.05;
  letter-spacing: -.045em;
}

.hero h1 {
  max-width: 760px;
  font-size: clamp(3rem, 6vw, 6.3rem);
}

.hero-copy > p {
  max-width: 670px;
  margin: 26px 0 34px;
  color: var(--muted);
  font-size: 1.1rem;
}

.hero-actions {
  display: grid;
  gap: 14px;
  max-width: 680px;
}

.choice-button {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 18px;
  width: 100%;
  padding: 20px;
  text-align: left;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: #fff;
  cursor: pointer;
  box-shadow: 0 10px 30px rgba(18, 61, 59, .05);
  transition: .25s ease;
}

.choice-button:hover {
  transform: translateX(8px);
  border-color: var(--green-500);
  box-shadow: var(--shadow);
}

.button-icon {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  font-weight: 800;
  color: var(--green-700);
  border-radius: 15px;
  background: var(--green-100);
}

.choice-button strong,
.choice-button small { display: block; }

.choice-button strong { font-size: 1rem; }
.choice-button small { margin-top: 4px; color: var(--muted); }
.arrow { font-size: 1.5rem; color: var(--green-700); }

.hero-visual svg {
  display: block;
  width: min(100%, 650px);
  margin: auto;
  filter: drop-shadow(0 28px 40px rgba(13, 107, 103, .13));
}

.section {
  padding: 110px clamp(24px, 6vw, 92px);
}

.section-heading {
  max-width: 760px;
  margin-bottom: 52px;
}

.section-heading h2,
.contact-info h2 {
  font-size: clamp(2.6rem, 5vw, 4.8rem);
}

.section-heading p,
.contact-info > p {
  margin-top: 20px;
  color: var(--muted);
  font-size: 1.05rem;
}

.services-section { background: #fff; }

.split-layout {
  display: grid;
  grid-template-columns: .75fr 1.25fr;
  gap: 50px;
  align-items: center;
}

.section-illustration svg {
  width: 100%;
  max-width: 520px;
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.service-card {
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: var(--cream);
  transition: .25s ease;
}

.service-card:hover {
  transform: translateY(-6px);
  border-color: var(--green-500);
  box-shadow: var(--shadow);
}

.service-card span { font-size: 1.8rem; }
.service-card h3 { margin: 14px 0 8px; font-size: 1.05rem; }
.service-card p { margin: 0; color: var(--muted); font-size: .92rem; }

.equipment-section {
  color: #fff;
  background:
    radial-gradient(circle at 85% 12%, rgba(18, 160, 140, .55), transparent 30%),
    var(--green-900);
}

.light .eyebrow { color: #92ddd1; }
.light p { color: #bfd1cf; }

.material-showcase {
  display: grid;
  grid-template-columns: 300px 1fr;
  min-height: 440px;
  border: 1px solid rgba(255,255,255,.15);
  border-radius: 28px;
  overflow: hidden;
}

.material-menu {
  display: flex;
  flex-direction: column;
  background: rgba(255,255,255,.06);
}

.material-tab {
  flex: 1;
  padding: 24px;
  text-align: left;
  color: #d8e7e5;
  border: 0;
  border-bottom: 1px solid rgba(255,255,255,.1);
  background: transparent;
  cursor: pointer;
}

.material-tab:hover,
.material-tab.active {
  color: #fff;
  background: rgba(255,255,255,.12);
}

.material-content {
  position: relative;
  min-height: 440px;
}

.material-panel {
  position: absolute;
  inset: 0;
  display: none;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 40px;
  padding: clamp(36px, 6vw, 80px);
  opacity: 0;
}

.material-panel.active {
  display: grid;
  animation: panelIn .35s ease forwards;
}

@keyframes panelIn {
  to { opacity: 1; }
}

.material-number {
  color: #8ad5ca;
  font-size: .8rem;
  font-weight: 800;
  letter-spacing: .1em;
}

.material-panel h3 {
  max-width: 620px;
  margin: 12px 0 18px;
  font-size: clamp(2rem, 4vw, 3.8rem);
  line-height: 1.08;
  letter-spacing: -.04em;
}

.material-panel p {
  max-width: 650px;
  color: #bfd1cf;
}

.product-visual {
  display: grid;
  place-items: center;
  width: 190px;
  height: 190px;
  font-size: 5rem;
  border-radius: 50%;
  background: rgba(255,255,255,.09);
  border: 1px solid rgba(255,255,255,.14);
}

.contact-section {
  display: grid;
  grid-template-columns: .85fr 1.15fr;
  gap: 70px;
  background: var(--green-100);
}

.contact-list {
  display: grid;
  gap: 12px;
  margin-top: 36px;
}

.contact-list a,
.contact-list div {
  padding: 18px 0;
  border-bottom: 1px solid rgba(13, 107, 103, .2);
}

.contact-list span,
.contact-list strong { display: block; }

.contact-list span {
  color: var(--muted);
  font-size: .78rem;
  text-transform: uppercase;
  letter-spacing: .1em;
}

.contact-list strong { margin-top: 4px; }

.contact-form {
  padding: clamp(28px, 5vw, 52px);
  border-radius: 28px;
  background: #fff;
  box-shadow: var(--shadow);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

label {
  display: block;
  margin-bottom: 17px;
  font-size: .86rem;
  font-weight: 700;
}

input, select, textarea {
  width: 100%;
  margin-top: 8px;
  padding: 14px 15px;
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fbfcfc;
  outline: none;
}

input:focus, select:focus, textarea:focus {
  border-color: var(--green-500);
  box-shadow: 0 0 0 4px rgba(18, 160, 140, .1);
}

textarea { resize: vertical; }
.submit-button { width: 100%; padding: 16px 20px; }

.form-note {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: .76rem;
  text-align: center;
}

footer {
  display: grid;
  grid-template-columns: 1fr auto auto;
  align-items: center;
  gap: 30px;
  padding: 34px clamp(24px, 6vw, 92px);
  color: #c8d8d6;
  background: #0c2827;
  font-size: .85rem;
}

footer strong { color: #fff; }
footer p { margin: 3px 0 0; }

.company-data {
  display: grid;
  gap: 3px;
}

@media (max-width: 980px) {
  .desktop-nav { display: none; }
  .hero,
  .split-layout,
  .contact-section {
    grid-template-columns: 1fr;
  }

  .hero { padding-top: 50px; }
  .hero-visual { order: -1; max-width: 520px; margin: auto; }
  .section-illustration { display: none; }

  .material-showcase { grid-template-columns: 1fr; }
  .material-menu {
    flex-direction: row;
    overflow-x: auto;
  }
  .material-tab {
    min-width: 190px;
    border-right: 1px solid rgba(255,255,255,.1);
    border-bottom: 0;
  }
}

@media (max-width: 680px) {
  .topbar { padding: 13px 18px; }
  .header-cta { display: none; }

  .hero, .section {
    padding-left: 20px;
    padding-right: 20px;
  }

  .hero h1 { font-size: 3.1rem; }

  .choice-button {
    grid-template-columns: auto 1fr;
  }
  .choice-button .arrow { display: none; }

  .cards-grid,
  .form-row {
    grid-template-columns: 1fr;
  }

  .material-content { min-height: 520px; }
  .material-panel {
    grid-template-columns: 1fr;
    align-content: center;
  }
  .product-visual {
    width: 130px;
    height: 130px;
    font-size: 3.6rem;
  }

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


/* Imagens ilustrativas */
.photo-collage {
  position: relative;
  min-height: 560px;
  width: 100%;
  max-width: 650px;
  margin: auto;
}

.photo-collage img {
  position: absolute;
  display: block;
  object-fit: cover;
  border-radius: 28px;
  box-shadow: 0 26px 60px rgba(10, 56, 53, .18);
}

.photo-main {
  inset: 35px 55px 55px 0;
  width: calc(100% - 90px);
  height: calc(100% - 90px);
}

.photo-small {
  width: 220px;
  height: 180px;
  border: 7px solid var(--cream);
}

.photo-top {
  top: 0;
  right: 0;
}

.photo-bottom {
  right: 5px;
  bottom: 0;
}

.photo-badge {
  position: absolute;
  left: 22px;
  bottom: 30px;
  padding: 12px 18px;
  color: #fff;
  font-size: .82rem;
  font-weight: 800;
  border-radius: 999px;
  background: rgba(13, 107, 103, .92);
  backdrop-filter: blur(10px);
  box-shadow: 0 12px 28px rgba(10, 56, 53, .22);
}

.photo-panel {
  position: relative;
  min-height: 610px;
  overflow: hidden;
  border-radius: 28px;
  box-shadow: var(--shadow);
}

.photo-panel img {
  width: 100%;
  height: 610px;
  object-fit: cover;
  display: block;
}

.photo-caption {
  position: absolute;
  left: 24px;
  right: 24px;
  bottom: 24px;
  padding: 20px;
  color: #fff;
  border-radius: 18px;
  background: rgba(18, 61, 59, .82);
  backdrop-filter: blur(12px);
}

.photo-caption strong,
.photo-caption span {
  display: block;
}

.photo-caption span {
  margin-top: 4px;
  color: rgba(255,255,255,.8);
  font-size: .85rem;
}

.product-photo {
  overflow: hidden;
  border-radius: 24px;
  background: transparent;
}

.product-photo img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}

@media (max-width: 980px) {
  .photo-collage {
    min-height: 480px;
  }

  .photo-panel {
    display: block;
    min-height: 460px;
  }

  .photo-panel img {
    height: 460px;
  }
}

@media (max-width: 680px) {
  .photo-collage {
    min-height: 400px;
  }

  .photo-main {
    inset: 30px 40px 45px 0;
    width: calc(100% - 55px);
    height: calc(100% - 65px);
  }

  .photo-small {
    width: 145px;
    height: 120px;
    border-width: 5px;
  }

  .photo-badge {
    left: 12px;
    bottom: 18px;
  }

  .photo-panel,
  .photo-panel img {
    min-height: 380px;
    height: 380px;
  }
}