:root {
  --bg: #0a0a0a;
  --bg-soft: #111315;
  --panel: rgba(255, 255, 255, 0.055);
  --panel-strong: rgba(255, 255, 255, 0.09);
  --line: rgba(255, 255, 255, 0.14);
  --text: #ffffff;
  --muted: rgba(255, 255, 255, 0.72);
  --muted-2: rgba(255, 255, 255, 0.55);
  --orange: #e07b29;
  --orange-strong: #f39137;
  --teal: #3e6478;
  --bronze: #8b5a2b;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.42);
  --radius: 8px;
  --container: 1180px;
  --header: 84px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Inter", system-ui, sans-serif;
  color: var(--text);
  background: radial-gradient(circle at 20% 0%, rgba(224, 123, 41, 0.14), transparent 30%), var(--bg);
  overflow-x: hidden;
}

body.is-loading {
  overflow: hidden;
}

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

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

.container {
  width: min(var(--container), calc(100% - 40px));
  margin: 0 auto;
}

#loading-screen {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: grid;
  place-items: center;
  background:
    radial-gradient(circle at center, rgba(224, 123, 41, 0.2), transparent 38%),
    linear-gradient(135deg, #050505 0%, #101214 50%, #050505 100%);
  transition: opacity 0.85s ease, visibility 0.85s ease;
}

#loading-screen.is-hidden {
  opacity: 0;
  visibility: hidden;
}

.loader-inner {
  position: relative;
  display: grid;
  justify-items: center;
  gap: 18px;
  transform: translateY(10px);
  animation: loaderLift 1.4s ease both;
}

.loader-logo {
  width: clamp(220px, 34vw, 390px);
  filter: drop-shadow(0 28px 60px rgba(224, 123, 41, 0.28));
}

.loader-ring {
  position: absolute;
  width: clamp(270px, 42vw, 460px);
  aspect-ratio: 1;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-top-color: var(--orange);
  border-radius: 50%;
  animation: spin 1.4s linear infinite;
}

.loader-inner span {
  color: var(--muted);
  letter-spacing: 0;
  font-weight: 700;
}

.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  height: var(--header);
  display: flex;
  align-items: center;
  background: rgba(8, 8, 8, 0.58);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(18px);
  transition: background 0.35s ease, height 0.35s ease;
}

.site-header.is-scrolled {
  height: 74px;
  background: rgba(5, 5, 5, 0.88);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  min-width: 230px;
}

.brand-logo {
  width: clamp(86px, 11vw, 140px);
  height: 58px;
  object-fit: contain;
  object-position: left center;
}

.brand-name {
  display: block;
  font: 900 0.94rem/1 "Montserrat", sans-serif;
  text-transform: uppercase;
}

.brand-tagline {
  display: block;
  margin-top: 4px;
  color: var(--muted-2);
  font-size: 0.76rem;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 24px;
}

.main-nav ul {
  display: flex;
  align-items: center;
  gap: 22px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.nav-link {
  color: var(--muted);
  font-weight: 700;
  font-size: 0.9rem;
  transition: color 0.25s ease;
}

.nav-link:hover {
  color: var(--text);
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
  border-radius: var(--radius);
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 4px auto;
  background: currentColor;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 46px;
  padding: 0 18px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  font-weight: 800;
  font-size: 0.92rem;
  transition: transform 0.25s ease, border-color 0.25s ease, background 0.25s ease, color 0.25s ease;
  cursor: pointer;
}

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

.btn-primary {
  background: linear-gradient(135deg, var(--orange), var(--orange-strong));
  color: #090909;
  box-shadow: 0 18px 44px rgba(224, 123, 41, 0.24);
}

.btn-outline {
  border-color: rgba(255, 255, 255, 0.28);
  color: var(--text);
  background: rgba(255, 255, 255, 0.04);
}

.btn-lg {
  min-height: 54px;
  padding-inline: 24px;
}

.btn-icon {
  width: 20px;
  height: 20px;
}

.hero {
  position: relative;
  min-height: 100vh;
  display: grid;
  align-items: center;
  padding: calc(var(--header) + 76px) 0 82px;
  overflow: hidden;
}

.hero-backdrop {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(10, 10, 10, 0.94) 0%, rgba(10, 10, 10, 0.72) 46%, rgba(10, 10, 10, 0.3) 100%),
    url("../assets/img/hero-instrumentos.jpeg") center/cover fixed;
  opacity: 0.78;
  transform: scale(1.04);
  animation: slowZoom 14s ease-in-out infinite alternate;
}

.hero-glow {
  position: absolute;
  inset: auto -8% 10% auto;
  width: 48vw;
  aspect-ratio: 1;
  background: radial-gradient(circle, rgba(224, 123, 41, 0.22), transparent 62%);
  filter: blur(6px);
}

#particles-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  opacity: 0.55;
}

.hero-inner {
  position: relative;
  z-index: 2;
  max-width: 850px;
}

.eyebrow {
  margin: 0 0 18px;
  color: var(--orange);
  font-weight: 900;
  text-transform: uppercase;
  font-size: 0.78rem;
}

.hero-title,
.section-title,
.parallax-content h2 {
  font-family: "Montserrat", sans-serif;
  letter-spacing: 0;
}

.hero-title {
  max-width: 900px;
  margin: 0;
  font-size: clamp(3rem, 7vw, 6.9rem);
  line-height: 0.95;
  font-weight: 900;
}

.accent-italic {
  color: var(--orange);
  font-style: italic;
  text-shadow: 0 0 34px rgba(224, 123, 41, 0.42);
}

.text-gold {
  color: var(--orange);
}

.hero-typewriter {
  margin: 26px 0 0;
  font-size: clamp(1.1rem, 2vw, 1.5rem);
  font-weight: 800;
}

.typewriter-word {
  color: var(--orange);
}

.typewriter-cursor {
  color: var(--orange);
  animation: blink 0.7s steps(1) infinite;
}

.hero-desc,
.section-desc {
  color: var(--muted);
  line-height: 1.75;
  font-size: 1.04rem;
}

.hero-desc {
  max-width: 650px;
  margin: 22px 0 0;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 32px;
}

.trust-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 34px;
}

.trust-row span {
  padding: 10px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.055);
  color: var(--muted);
  font-weight: 700;
  font-size: 0.9rem;
}

.scroll-indicator {
  position: absolute;
  z-index: 3;
  left: 50%;
  bottom: 26px;
  width: 28px;
  height: 44px;
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 999px;
}

.scroll-indicator span {
  display: block;
  width: 4px;
  height: 8px;
  margin: 9px auto;
  background: var(--orange);
  border-radius: 999px;
  animation: scrollDot 1.7s ease infinite;
}

section {
  position: relative;
  padding: 105px 0;
}

.about,
.process {
  background: linear-gradient(180deg, #0a0a0a, #111315);
}

.about-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.94fr) minmax(0, 1.06fr);
  gap: 68px;
  align-items: center;
}

.about-media {
  position: relative;
}

.about-media-frame {
  overflow: hidden;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.about-media-frame img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  filter: grayscale(0.25) contrast(1.08);
  transform: scale(1.08);
}

.about-media-badge {
  position: absolute;
  right: -18px;
  bottom: 28px;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 18px;
  background: rgba(10, 10, 10, 0.86);
  border: 1px solid rgba(224, 123, 41, 0.38);
  border-radius: var(--radius);
  backdrop-filter: blur(16px);
}

.badge-number {
  color: var(--orange);
  font: 900 2rem/1 "Montserrat", sans-serif;
}

.badge-label {
  color: var(--muted);
  font-weight: 700;
  line-height: 1.25;
}

.section-head {
  max-width: 760px;
  margin-bottom: 48px;
}

.section-title {
  margin: 0;
  font-size: clamp(2rem, 4.2vw, 4.2rem);
  line-height: 1.04;
  font-weight: 900;
}

.section-desc {
  margin: 20px 0 0;
}

.about-pillars {
  display: grid;
  gap: 16px;
  margin-top: 34px;
}

.pillar {
  display: flex;
  gap: 16px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
}

.pillar-icon {
  flex: 0 0 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: var(--radius);
  background: rgba(224, 123, 41, 0.14);
  color: var(--orange);
  font-size: 1.6rem;
  font-weight: 900;
}

.pillar h3,
.feature-card h3,
.service-card h3,
.process-card h3 {
  margin: 0 0 8px;
  font-family: "Montserrat", sans-serif;
  font-size: 1.15rem;
}

.pillar p,
.feature-card p,
.service-card p,
.process-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.65;
}

.why-us,
.services,
.stats,
.gallery,
.contact {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.02), transparent),
    #0a0a0a;
}

.section-with-particles::before,
.section-with-particles::after {
  content: "";
  position: absolute;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--orange);
  box-shadow:
    90px 45px 0 rgba(224, 123, 41, 0.45),
    180px 118px 0 rgba(62, 100, 120, 0.45),
    320px 20px 0 rgba(255, 255, 255, 0.22),
    440px 156px 0 rgba(224, 123, 41, 0.35);
  opacity: 0.5;
  pointer-events: none;
  animation: floatParticles 8s ease-in-out infinite alternate;
}

.section-with-particles::before {
  top: 18%;
  left: 8%;
}

.section-with-particles::after {
  right: 16%;
  bottom: 22%;
  animation-delay: -2s;
}

.features-grid,
.service-cards,
.process-grid,
.stats-grid,
.gallery-grid {
  display: grid;
  gap: 18px;
}

.features-grid {
  grid-template-columns: repeat(4, 1fr);
}

.feature-card,
.service-card,
.process-card,
.contact-card {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.035));
  box-shadow: 0 20px 58px rgba(0, 0, 0, 0.2);
}

.feature-card,
.process-card {
  min-height: 250px;
  padding: 28px;
}

.feature-card::before,
.process-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(224, 123, 41, 0.16), transparent 45%);
  opacity: 0;
  transition: opacity 0.35s ease;
}

.feature-card:hover::before,
.process-card:hover::before {
  opacity: 1;
}

.feature-number {
  display: block;
  margin-bottom: 28px;
  color: rgba(224, 123, 41, 0.72);
  font: 900 clamp(2.7rem, 5vw, 4.8rem)/0.8 "Montserrat", sans-serif;
}

.service-cards {
  grid-template-columns: repeat(4, 1fr);
}

.service-card {
  min-height: 410px;
  display: flex;
  flex-direction: column;
}

.service-card img {
  width: 100%;
  height: 210px;
  object-fit: cover;
  filter: saturate(0.85) contrast(1.08);
}

.service-card div {
  padding: 22px;
}

.service-card span,
.process-card span {
  display: inline-block;
  margin-bottom: 12px;
  color: var(--orange);
  font-weight: 900;
  text-transform: uppercase;
  font-size: 0.78rem;
}

.service-card-wide {
  grid-column: span 2;
}

.services-cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-top: 28px;
  padding: 22px;
  border: 1px solid rgba(224, 123, 41, 0.32);
  border-radius: var(--radius);
  background: rgba(224, 123, 41, 0.08);
}

.services-cta p {
  margin: 0;
  color: var(--muted);
  font-weight: 700;
}

.parallax-banner {
  min-height: 430px;
  display: grid;
  align-items: center;
  background-position: center;
  background-size: cover;
  background-attachment: fixed;
  overflow: hidden;
}

.parallax-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(10, 10, 10, 0.92), rgba(10, 10, 10, 0.42)),
    radial-gradient(circle at 70% 50%, rgba(224, 123, 41, 0.18), transparent 36%);
}

.parallax-content {
  position: relative;
  z-index: 1;
}

.parallax-content h2 {
  max-width: 760px;
  margin: 0;
  font-size: clamp(2.1rem, 5vw, 5rem);
  line-height: 1;
}

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

.stats {
  padding: 72px 0;
  border-block: 1px solid var(--line);
}

.stats-grid {
  grid-template-columns: repeat(4, 1fr);
}

.stat {
  padding: 26px 16px;
  text-align: center;
  border-left: 1px solid var(--line);
}

.stat:first-child {
  border-left: 0;
}

.stat strong {
  display: block;
  color: var(--orange);
  font: 900 clamp(2.4rem, 5vw, 5rem)/1 "Montserrat", sans-serif;
}

.stat span {
  display: block;
  margin-top: 8px;
  color: var(--muted);
  font-weight: 700;
}

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

.gallery-item {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
}

.gallery-item img {
  width: 100%;
  aspect-ratio: 1 / 1.1;
  object-fit: cover;
  transition: transform 0.55s ease, filter 0.55s ease;
}

.gallery-item:hover img {
  transform: scale(1.06);
  filter: saturate(1.1);
}

.gallery-item figcaption {
  min-height: 66px;
  padding: 14px;
  color: var(--muted);
  font-weight: 700;
  line-height: 1.35;
}

.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(320px, 0.72fr);
  gap: 26px;
  align-items: stretch;
}

.contact-info {
  align-self: center;
}

.contact-list {
  display: grid;
  gap: 16px;
  padding: 0;
  margin: 28px 0 0;
  list-style: none;
}

.contact-list li {
  display: flex;
  gap: 14px;
  color: var(--muted);
  line-height: 1.55;
}

.contact-list svg {
  flex: 0 0 22px;
  width: 22px;
  height: 22px;
  color: var(--orange);
  margin-top: 2px;
}

.map-link {
  color: var(--orange);
  font-weight: 800;
}

.btn-contact-whatsapp {
  min-height: 42px;
  padding-inline: 16px;
  font-size: 0.88rem;
}

.contact-card {
  padding: 24px;
}

.contact-form {
  display: grid;
  gap: 16px;
}

.contact-form label {
  display: grid;
  gap: 8px;
  color: var(--muted);
  font-weight: 800;
  font-size: 0.92rem;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
  padding: 13px 14px;
  font: inherit;
  outline: none;
}

.contact-form select option {
  color: #0a0a0a;
}

.contact-form textarea {
  resize: vertical;
}

.contact-map {
  grid-column: 1 / -1;
  min-height: 360px;
  overflow: hidden;
  border-radius: var(--radius);
  border: 1px solid var(--line);
}

.contact-map iframe {
  width: 100%;
  height: 100%;
  min-height: 360px;
  border: 0;
  filter: grayscale(1) invert(0.92) contrast(0.9);
}

.site-footer {
  padding: 62px 0 0;
  background: #050505;
  border-top: 1px solid var(--line);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 0.7fr 0.8fr 1fr;
  gap: 34px;
}

.footer-brand p,
.footer-col li,
.footer-col a {
  color: var(--muted);
  line-height: 1.65;
}

.footer-col h4 {
  margin: 0 0 14px;
  font-family: "Montserrat", sans-serif;
}

.footer-col ul {
  display: grid;
  gap: 8px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.footer-bottom {
  margin-top: 46px;
  padding: 18px 0;
  border-top: 1px solid var(--line);
  color: var(--muted-2);
}

.whatsapp-float {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 90;
  width: 58px;
  height: 58px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: #25d366;
  color: #06130a;
  box-shadow: 0 18px 44px rgba(37, 211, 102, 0.32);
}

.whatsapp-float svg {
  width: 30px;
  height: 30px;
}

.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

@keyframes loaderLift {
  from { opacity: 0; transform: translateY(26px) scale(0.96); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

@keyframes slowZoom {
  from { transform: scale(1.04) translateY(0); }
  to { transform: scale(1.1) translateY(-16px); }
}

@keyframes blink {
  50% { opacity: 0; }
}

@keyframes scrollDot {
  0% { transform: translateY(0); opacity: 1; }
  100% { transform: translateY(14px); opacity: 0; }
}

@keyframes floatParticles {
  to { transform: translate3d(28px, -20px, 0); }
}

@media (max-width: 1040px) {
  .features-grid,
  .service-cards,
  .stats-grid,
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

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

@media (max-width: 860px) {
  :root {
    --header: 78px;
  }

  .main-nav {
    position: fixed;
    top: var(--header);
    left: 16px;
    right: 16px;
    display: grid;
    gap: 18px;
    padding: 22px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: rgba(8, 8, 8, 0.96);
    transform: translateY(-16px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease, transform 0.25s ease;
  }

  .main-nav.is-open {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
  }

  .main-nav ul {
    display: grid;
    gap: 14px;
  }

  .nav-toggle {
    display: block;
  }

  .brand {
    min-width: auto;
  }

  .brand-text {
    display: none;
  }

  .hero-title {
    font-size: clamp(2.55rem, 13vw, 4.6rem);
  }

  .hero-backdrop,
  .parallax-banner {
    background-attachment: scroll;
  }
}

@media (max-width: 640px) {
  .container {
    width: min(100% - 28px, var(--container));
  }

  section {
    padding: 78px 0;
  }

  .hero {
    min-height: 96vh;
    padding-bottom: 70px;
  }

  .brand-logo {
    width: 112px;
    height: 54px;
  }

  .hero-cta,
  .services-cta {
    display: grid;
  }

  .btn {
    width: 100%;
  }

  .features-grid,
  .service-cards,
  .stats-grid,
  .gallery-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .service-card-wide {
    grid-column: auto;
  }

  .stat {
    border-left: 0;
    border-top: 1px solid var(--line);
  }

  .stat:first-child {
    border-top: 0;
  }

  .about-media-badge {
    right: 12px;
    left: 12px;
    bottom: 12px;
  }

  .whatsapp-float {
    top: 92px;
    right: 14px;
    bottom: auto;
    width: 52px;
    height: 52px;
  }

  .whatsapp-float svg {
    width: 27px;
    height: 27px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}