.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: background var(--transition), box-shadow var(--transition), border-color var(--transition), transform var(--transition);
  border-bottom: 1px solid rgba(29, 48, 90, 0.08);
  box-shadow: 0 10px 28px rgba(15, 23, 42, 0.06);
}

.site-header.scrolled {
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-color: rgba(29, 48, 90, 0.08);
  box-shadow: 0 10px 28px rgba(15, 23, 42, 0.06);
}

.site-header.scrolled::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -24px;
  height: 24px;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.22) 0%, rgba(255, 255, 255, 0.08) 45%, rgba(255, 255, 255, 0) 100%);
}

.header-wrap {
  min-height: 90px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 26px;
}

.brand {
  display: inline-flex;
  align-items: center;
  min-width: 170px;
  z-index: 1002;
  padding: 8px 14px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  transition: background var(--transition), box-shadow var(--transition), border-color var(--transition), transform var(--transition);
}

.logo-header {
  width: 150px;
  height: auto;
  display: block;
  object-fit: contain;
  transition: transform var(--transition), opacity var(--transition), filter var(--transition);
}

.site-header.scrolled .brand {
  background: rgba(255, 255, 255, 0.9);
  border-color: rgba(29, 48, 90, 0.08);
  box-shadow: 0 10px 24px rgba(15, 23, 42, 0.06);
}

.site-header.scrolled .logo-header {
  transform: scale(0.98);
}

.nav {
  display: flex;
  align-items: center;
  gap: 30px;
  flex: 1;
  justify-content: center;
}

.nav a {
  color: var(--primary);
  font-weight: 700;
  font-size: 0.96rem;
  position: relative;
  transition: color var(--transition);
  padding-bottom: 4px
}

.site-header.scrolled .nav a {
  color: var(--primary);
}

.nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -9px;
  width: 0;
  height: 2px;
  background: var(--secondary);
  transition: width var(--transition);
}

.nav a:hover::after,
.nav a.active::after {
  width: 100%;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  z-index: 1002;
}

.menu-toggle {
  display:none;
  width: 48px;
  height: 48px;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(255, 255, 255, 0.16);
  color: #fff;
  cursor: pointer;
  transition: var(--transition);  
}
.site-header.scrolled .menu-toggle {
  border-color: var(--line);
  background: #fff;
  color: var(--primary);
}


.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  isolation: isolate;
  color: #fff;
  background:
    linear-gradient(100deg, rgba(8, 15, 30, 0.86) 0%, rgba(14, 31, 63, 0.8) 40%, rgba(20, 44, 88, 0.62) 100%),
    url('../img/hero-aerea.jpg') center/cover no-repeat;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 20%, rgba(128, 200, 29, 0.22), transparent 28%),
    radial-gradient(circle at 80% 80%, rgba(128, 200, 29, 0.16), transparent 24%);
  z-index: -1;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 42px;
  align-items: center;
  padding: 140px 0 92px;
}

.hero-copy h1 {
  font-size: clamp(2.8rem, 5vw, 5rem);
  line-height: 0.98;
  letter-spacing: -0.04em;
  margin-bottom: 18px;
  
}

.hero-copy p {
  max-width: 650px;
  font-size: 1.08rem;
  color: rgba(255, 255, 255, 0.88);
  margin-bottom: 0;
}

.hero-brand-inline {
  width: 240px;
  margin-bottom: 22px;
  filter: drop-shadow(0 10px 20px rgba(0, 0, 0, 0.14));
}



.info-card,
.about-card,
.mini-card,
.mvv-card,
.service-card,
.contact-card,
.contact-form,
.cta-banner {
  background: var(--surface);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
  border-radius: var(--radius);
}


.about-card {
  padding: 34px;
}

.about-card p + p {
  margin-top: 18px;
}


.mvv-section {
  background: linear-gradient(180deg, #f8fafc 0%, #f3f6f9 100%);
}

.mvv-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  align-items: stretch;
}

.mvv-card {
  padding: 28px 24px;
  min-height: 100%;
  position: relative;
  overflow: hidden;
}

.mvv-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 4px;
  background: linear-gradient(90deg, var(--secondary), var(--secondary-2));
}

.mvv-card h3 {
  color: var(--primary);
  margin-bottom: 14px;
  font-size: 1.22rem;
}

.mvv-card p,
.mvv-card li {
  color: var(--muted);
}

.mvv-card ul {
  margin-left: 18px;
  display: grid;
  gap: 8px;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.service-card {
  padding: 0 0 30px;
  position: relative;
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 26px 52px rgba(16, 24, 40, 0.1);
  border-color: rgba(128, 200, 29, 0.3);
}

.service-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 5px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  z-index: 2;
}

.service-image {
  position: relative;
  height: 220px;
  overflow: hidden;
  border-radius: 22px 22px 0 0;
}

.service-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 500ms ease;
}

.service-image::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(16, 24, 40, 0.08) 0%, rgba(16, 24, 40, 0.28) 100%);
}

.service-card:hover .service-image img {
  transform: scale(1.05);
}

.service-body {
  padding: 24px 28px 0;
}

.service-icon {
  width: 58px;
  height: 58px;
  border-radius: 18px;
  display: grid;
  place-items: center;
  background: linear-gradient(145deg, rgba(128, 200, 29, 0.16), rgba(128, 200, 29, 0.08));
  color: var(--secondary-2);
  font-weight: 800;
  margin: -29px 0 18px;
  letter-spacing: 0.06em;
  position: relative;
  z-index: 3;
  box-shadow: 0 10px 18px rgba(16, 24, 40, 0.08);
}

.service-card h3 {
  color: var(--primary);
  font-size: 1.28rem;
  line-height: 1.2;
  margin-bottom: 14px;
}

.service-group {
  margin-bottom: 18px;
}

.service-group-title {
  color: var(--primary);
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.service-group:last-of-type {
  margin-bottom: 22px;
}

.service-group ul {
  margin-bottom: 0;
}

.service-card ul {
  margin-left: 18px;
  display: grid;
  gap: 9px;
  color: var(--muted);
  margin-bottom: 22px;
}

.service-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--primary);
  font-weight: 700;
  font-size: 0.96rem;
  transition: color var(--transition), transform var(--transition);
}

.service-link:hover {
  color: var(--secondary-2);
  transform: translateX(4px);
}



.contact-section {
  background: linear-gradient(180deg, #f8fafb 0%, #eef3f7 100%);
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.92fr 1.08fr;
  gap: 22px;
}

.contact-card,
.contact-form {
  padding: 32px;
}

.contact-card {
  background:
    linear-gradient(180deg, rgba(255,255,255,0.98), rgba(255,255,255,0.98)),
    url('../img/servico-consultoria-ambiental.jpg') center/cover no-repeat;
}

.contact-card h3,
.contact-form h3 {
  font-size: 1.5rem;
  color: var(--primary);
  margin-bottom: 14px;
}

.contact-card > p,
.contact-item span,
.contact-item a,
.contact-form p {
  color: var(--muted);
}


.form-topbar {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
}

.form-switcher {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #f8fafc;
}

.switch-label {
  font-size: 0.86rem;
  font-weight: 700;
  color: var(--muted);
  transition: color var(--transition), opacity var(--transition);
}

.switch-label.active {
  color: var(--primary);
}

.switch-control {
  position: relative;
  width: 62px;
  height: 34px;
  border: none;
  border-radius: 999px;
  background: linear-gradient(135deg, rgba(29, 48, 90, 0.18), rgba(128, 200, 29, 0.35));
  cursor: pointer;
  padding: 0;
  transition: background var(--transition), box-shadow var(--transition);
}

.switch-control:focus-visible {
  outline: none;
  box-shadow: 0 0 0 4px rgba(128, 200, 29, 0.18);
}

.switch-thumb {
  position: absolute;
  top: 4px;
  left: 4px;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 8px 18px rgba(15, 23, 42, 0.16);
  transition: transform var(--transition);
}

.switch-control.is-work .switch-thumb {
  transform: translateX(28px);
}

.mode-panel {
  transition: opacity var(--transition), transform var(--transition), max-height var(--transition), margin var(--transition);
}

.mode-panel.is-hidden {
  display: none;
}

select {
  width: 100%;
  border: 1px solid rgba(29, 48, 90, 0.12);
  background: #fff;
  color: var(--text);
  padding: 14px 16px;
  border-radius: 14px;
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
}

select:focus {
  border-color: rgba(128, 200, 29, 0.72);
  box-shadow: 0 0 0 4px rgba(128, 200, 29, 0.12);
}

.contact-list {
  display: grid;
  gap: 18px;
  margin-top: 26px;
}

.contact-item strong {
  display: block;
  color: var(--primary);
  margin-bottom: 4px;
}

.contact-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  margin-top: 22px;
  border-radius: 999px;
  background: var(--accent);
  color: var(--secondary-2);
  font-weight: 700;
  font-size: 0.92rem;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 18px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.field.full {
  grid-column: 1 / -1;
}

.field input[type="file"] {
  padding: 12px 14px;
  cursor: pointer;
}

.field input[type="file"]::file-selector-button {
  border: none;
  border-radius: 10px;
  background: rgba(29, 48, 90, 0.08);
  color: var(--primary);
  font-weight: 700;
  padding: 10px 14px;
  margin-right: 12px;
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
}

.field input[type="file"]:hover::file-selector-button,
.field input[type="file"]:focus::file-selector-button {
  background: rgba(128, 200, 29, 0.2);
}

.field-hint {
  display: block;
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.5;
}

label {
  color: var(--primary);
  font-weight: 700;
  font-size: 0.94rem;
}

input,
textarea {
  width: 100%;
  border: 1px solid rgba(29, 48, 90, 0.12);
  background: #fff;
  color: var(--text);
  padding: 14px 16px;
  border-radius: 14px;
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
}

input:focus,
textarea:focus {
  border-color: rgba(128, 200, 29, 0.72);
  box-shadow: 0 0 0 4px rgba(128, 200, 29, 0.12);
}

textarea {
  resize: vertical;
  min-height: 150px;
}

.site-footer {
  padding: 28px 0;
  background: #102344;
  color: rgba(255, 255, 255, 0.86);
}

.footer-wrap {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.footer-wrap p,
.footer-wrap a {
  color: rgba(255, 255, 255, 0.84);
  font-size: 0.95rem;
}