@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;600;700;900&display=swap');

:root {
  --black: #000000;
  --white: #ffffff;
  --orange: #ff6600;
}

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

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  color: var(--black);
  background: var(--white);
  font-family: 'Outfit', Arial, sans-serif;
  line-height: 1.6;
  overflow-x: hidden;
}

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

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

::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: var(--black);
}

::-webkit-scrollbar-thumb {
  background: var(--orange);
}

.topbar {
  background: var(--black);
  color: var(--white);
  padding: 12px 0;
  font-size: 14px;
  border-bottom: 2px solid var(--orange);
}

.topbar-links,
.topbar-social,
.footer-social {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
}

.topbar a:hover,
.footer a:hover {
  color: var(--orange);
}

.topbar i,
.footer i {
  color: var(--orange);
  font-size: 1.1rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 3000;
  background: var(--white);
  border-bottom: 4px solid var(--orange);
}

.brand img {
  width: 180px;
  height: auto;
  padding: 12px 0;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 8px;
}

.main-nav a {
  padding: 10px 15px;
  color: var(--black);
  font-weight: 700;
  text-transform: uppercase;
  font-size: 14px;
  border-bottom: 3px solid var(--white);
}

.main-nav a:hover {
  color: var(--orange);
  border-bottom-color: var(--orange);
}

.nav-toggle {
  display: none;
  background: var(--orange);
  border: 2px solid var(--black);
  font-size: 32px;
  color: var(--black);
  width: 48px;
  height: 48px;
  align-items: center;
  justify-content: center;
  position: relative;
  z-index: 2100;
}

.nav-toggle.is-open {
  background: var(--black);
  color: var(--orange);
  border-color: var(--orange);
}

.nav-close {
  display: none;
}

.hero {
  position: relative;
  min-height: 700px;
  display: flex;
  align-items: center;
  background: var(--black);
  color: var(--white);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.45;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: var(--black);
  opacity: 0.35;
}

.hero-content {
  position: relative;
  z-index: 10;
  max-width: 880px;
  padding-top: 80px;
  padding-bottom: 80px;
}

.eyebrow {
  color: var(--orange);
  text-transform: uppercase;
  font-weight: 900;
  letter-spacing: 0;
  margin-bottom: 15px;
  display: block;
}

.hero h1 {
  font-size: clamp(42px, 8vw, 86px);
  font-weight: 900;
  line-height: 1.05;
  margin-bottom: 20px;
}

.hero h2 {
  font-size: clamp(18px, 3vw, 30px);
  font-weight: 600;
  margin-bottom: 40px;
  color: var(--white);
}

.hero-actions {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

.btn {
  padding: 16px 32px;
  border-radius: 4px;
  font-weight: 900;
  text-transform: uppercase;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border: 2px solid currentColor;
}

.btn-orange {
  background: var(--orange);
  color: var(--black);
}

.btn-orange:hover {
  background: var(--black);
  color: var(--orange);
}

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

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

.section {
  padding: 96px 0;
  background: var(--white);
  color: var(--black);
}

.section-black {
  background: var(--black);
  color: var(--white);
}

.section-orange {
  background: var(--orange);
  color: var(--black);
}

.section-title {
  margin-bottom: 54px;
}

.section-title h2 {
  font-size: clamp(32px, 5vw, 52px);
  font-weight: 900;
  margin-bottom: 15px;
  line-height: 1.08;
}

.section-title p {
  font-size: 18px;
}

.feature-img {
  width: 100%;
  min-height: 340px;
  object-fit: cover;
  border: 6px solid var(--black);
  border-radius: 8px;
}

.section-black .feature-img,
.section-orange .feature-img {
  border-color: var(--white);
}

.content-panel,
.text-card,
.note-panel,
.contact-card,
.spec-card,
.application-grid article,
.product-card {
  background: var(--white);
  color: var(--black);
  border: 3px solid var(--black);
  border-radius: 8px;
}

.content-panel {
  padding: 40px;
  border-left: 10px solid var(--orange);
  height: 100%;
}

.content-panel h3,
.text-card h3,
.note-panel h3,
.contact-card h3,
.spec-card h3,
.application-grid h3,
.product-card h3,
.value-card h3 {
  font-weight: 900;
  margin-bottom: 15px;
}

.quick-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 15px;
  margin-top: 30px;
}

.quick-grid span,
.value-list span,
.benefit-row span {
  background: var(--black);
  color: var(--white);
  padding: 10px 14px;
  text-align: center;
  border-radius: 4px;
  font-weight: 800;
  border: 2px solid var(--orange);
}

.section-orange .benefit-row span {
  background: var(--black);
  color: var(--white);
  border-color: var(--white);
}

.value-card {
  padding: 40px;
  border: 3px solid var(--orange);
  border-radius: 8px;
  height: 100%;
  background: var(--black);
  color: var(--white);
}

.value-card i {
  font-size: 40px;
  color: var(--orange);
  margin-bottom: 20px;
  display: block;
}

.value-card h3 {
  color: var(--orange);
}

.core-values {
  margin-top: 60px;
  text-align: center;
}

.core-values h3 {
  margin-bottom: 30px;
}

.pillar-item {
  background: rgba(255, 255, 255, 0.05);
  padding: 25px;
  border-radius: 12px;
  border-left: 4px solid var(--orange);
  text-align: left;
  height: 100%;
  transition: transform 0.3s ease;
}

.pillar-item:hover {
  transform: translateY(-5px);
  background: rgba(255, 255, 255, 0.08);
}

.pillar-item strong {
  display: block;
  font-size: 18px;
  color: var(--orange);
  margin-bottom: 10px;
  text-transform: uppercase;
}

.pillar-item p {
  font-size: 14px;
  margin: 0;
  color: #ccc;
  line-height: 1.5;
}

.benefit-row {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 15px;
  margin-top: 24px;
}

.application-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
}

.application-grid article {
  padding: 30px;
  border: 3px solid var(--black);
  border-radius: 8px;
  background: var(--white);
  transition: all 0.3s ease;
}

.application-grid article:hover {
  border-color: var(--orange);
  transform: translateY(-5px);
}

.application-grid i {
  font-size: 32px;
  color: var(--orange);
  margin-bottom: 15px;
  display: block;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
  gap: 36px;
}

.product-card {
  display: flex;
  overflow: hidden;
}

.product-card img {
  width: 40%;
  object-fit: cover;
  border-right: 3px solid var(--black);
}

.product-card > div {
  padding: 30px;
  width: 60%;
}

.product-card h3,
.spec-card h3,
.text-card h3 {
  color: var(--orange);
}

.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 30px;
}

.steps article {
  text-align: center;
  padding: 30px;
  border: 3px solid var(--orange);
  border-radius: 8px;
}

.steps span {
  font-size: 60px;
  font-weight: 900;
  color: var(--orange);
  line-height: 1;
  display: block;
  margin-bottom: 10px;
}

.spec-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

.advantage-card {
  padding: 30px;
  background: rgba(255, 255, 255, 0.05);
  border-left: 4px solid var(--orange);
  border-radius: 8px;
  height: 100%;
  transition: all 0.3s ease;
}

.advantage-card:hover {
  background: rgba(255, 255, 255, 0.08);
  transform: translateY(-5px);
}

.advantage-card h3 {
  font-size: 18px;
  margin-bottom: 15px;
  color: var(--orange);
  text-transform: uppercase;
  font-weight: 700;
}

.advantage-card p {
  font-size: 14px;
  margin: 0;
  color: #ccc;
  line-height: 1.6;
}

.spec-card {
  padding: 30px;
  border-bottom: 8px solid var(--orange);
}

.spec-card i {
  font-size: 32px;
  color: var(--orange);
  margin-bottom: 15px;
  display: block;
}

.spec-card h3 {
  border-bottom: 2px solid var(--black);
  padding-bottom: 10px;
}

.text-card {
  padding: 30px;
  height: 100%;
}

.note-panel {
  padding: 40px;
  margin-top: 30px;
  border-left: 10px solid var(--orange);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 15px;
}

.gallery-grid a {
  border: 3px solid var(--orange);
  border-radius: 8px;
  overflow: hidden;
  background: var(--white);
}

.gallery-grid img {
  aspect-ratio: 1;
  object-fit: cover;
  width: 100%;
}

.gallery-grid img:hover {
  filter: contrast(1.15);
}

.contact-card {
  padding: 40px;
  height: 100%;
}

.contact-card img {
  width: 200px;
  margin-bottom: 30px;
}

.contact-card a {
  display: flex;
  align-items: center;
  gap: 15px;
  margin-bottom: 15px;
  font-weight: 700;
}

.contact-card i {
  color: var(--orange);
  font-size: 1.2rem;
}

.map {
  width: 100%;
  height: 100%;
  min-height: 450px;
  border: 3px solid var(--orange);
  border-radius: 8px;
}

.footer {
  background: var(--black);
  color: var(--white);
  padding: 42px 0;
  border-top: 4px solid var(--orange);
}

.footer-social a {
  font-size: 24px;
}

.float-call,
.float-whatsapp {
  position: fixed;
  right: 20px;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 999;
  background: var(--white);
  border: 3px solid var(--orange);
}

.float-call {
  bottom: 100px;
}

.float-whatsapp {
  bottom: 25px;
}

.float-call:hover,
.float-whatsapp:hover {
  background: var(--orange);
}

.float-call img,
.float-whatsapp img {
  width: 36px;
  height: 36px;
  object-fit: contain;
}

@media (max-width: 991px) {
  .nav-toggle {
    display: flex;
  }

  /* Overlay behind mobile nav */
  .nav-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: var(--black);
    z-index: 2500;
  }

  .nav-overlay.active {
    display: block;
  }

  /* Lock body scroll when nav is open */
  body.nav-open {
    overflow: hidden;
  }

  .main-nav {
    position: fixed;
    top: 0;
    right: 0;
    width: 280px;
    max-width: 82vw;
    height: 100vh;
    background: var(--black);
    flex-direction: column;
    align-items: flex-start;
    padding: 20px 40px 40px;
    z-index: 3100;
    transform: translateX(100%);
    transition: transform 0.35s ease;
    overflow-y: auto;
    border-left: 5px solid var(--orange);
  }

  .main-nav.open {
    transform: translateX(0);
  }

  /* Close button inside nav */
  .nav-close {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    width: 100%;
    margin-bottom: 20px;
    background: none;
    border: none;
    color: var(--white);
    font-size: 36px;
    cursor: pointer;
    padding: 0;
    line-height: 1;
  }

  .main-nav a {
    color: var(--white);
    font-size: 18px;
    width: 100%;
    border-bottom: 2px solid var(--orange);
    padding: 14px 0;
  }

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

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

  .product-card {
    flex-direction: column;
  }

  .product-card img,
  .product-card > div {
    width: 100%;
  }

  .product-card img {
    border-right: 0;
    border-bottom: 3px solid var(--black);
    min-height: 260px;
  }
}

@media (max-width: 767px) {
  .topbar-links {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .hero {
    min-height: 620px;
  }

  .hero h1 {
    font-size: 40px;
  }

  .section {
    padding: 60px 0;
  }

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

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

.contact-form {
  background: rgba(255, 255, 255, 0.03);
  padding: 40px;
  border-radius: 20px;
  border: 1px solid rgba(255, 102, 0, 0.2);
}

.form-group {
  margin-bottom: 5px;
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-weight: 600;
  color: var(--orange);
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.form-control,
.form-select {
  background: rgba(0, 0, 0, 0.3) !important;
  border: 1px solid rgba(255, 255, 255, 0.1) !important;
  color: var(--white) !important;
  padding: 12px 18px !important;
  border-radius: 8px !important;
  transition: all 0.3s ease !important;
}

.form-control:focus,
.form-select:focus {
  border-color: var(--orange) !important;
  box-shadow: 0 0 0 4px rgba(255, 102, 0, 0.1) !important;
  outline: none !important;
}

.form-control::placeholder {
  color: rgba(255, 255, 255, 0.3);
}

/* Custom Select Arrow */
.form-select {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='%23ff6600' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='m2 5 6 6 6-6'/%3e%3c/svg%3e") !important;
  background-repeat: no-repeat !important;
  background-position: right 1.25rem center !important;
  background-size: 16px 12px !important;
  appearance: none !important;
}

@media (max-width: 767px) {
  .contact-form {
    padding: 25px;
  }
}