:root {
  --bg: #f6f2ee;
  --surface: #ffffff;
  --ink: #121212;
  --muted: #5a5a5a;
  --accent: #e26d3a;
  --accent-2: #0f766e;
  --shadow: 0 30px 60px rgba(18, 18, 18, 0.12);
  --radius: 22px;
}

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

body {
  font-family: "Space Grotesk", sans-serif;
  background: linear-gradient(140deg, #f4efe9 0%, #f9f8f5 55%, #f1f5f4 100%);
  color: var(--ink);
  line-height: 1.6;
}

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

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

.container {
  width: min(1200px, 92%);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(12px);
  background: rgba(246, 242, 238, 0.9);
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.header-inner {
  display: grid;
  grid-template-columns: auto 1fr auto auto;
  align-items: center;
  gap: 24px;
  padding: 18px 0;
}

.brand img {
  width: 140px;
  height: auto;
  object-fit: contain;
}

.logo-img {
  width: 140px;
  height: auto;
  object-fit: contain;
  display: block;
}

.nav {
  display: flex;
  justify-content: center;
  gap: 22px;
  font-weight: 500;
  font-size: 0.95rem;
}

.nav a {
  padding: 8px 0;
  position: relative;
}

.nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width 0.3s ease;
}

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

.menu-btn {
  display: none;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: 1px solid rgba(0, 0, 0, 0.1);
  background: var(--surface);
  align-items: center;
  justify-content: center;
  gap: 6px;
  cursor: pointer;
}

.menu-btn span {
  width: 18px;
  height: 2px;
  background: var(--ink);
  display: block;
}

.lang-switch {
  display: inline-flex;
  gap: 8px;
  padding: 6px;
  border-radius: 999px;
  border: 1px solid rgba(0, 0, 0, 0.1);
  background: var(--surface);
}

.lang-btn {
  border: none;
  background: transparent;
  font-weight: 600;
  font-size: 0.8rem;
  padding: 6px 10px;
  border-radius: 999px;
  cursor: pointer;
}

.lang-btn.active {
  background: var(--accent-2);
  color: #fff;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.25s ease;
}

.btn.primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 18px 30px rgba(226, 109, 58, 0.25);
}

.btn.primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 22px 34px rgba(226, 109, 58, 0.35);
}

.btn.ghost {
  border-color: rgba(0, 0, 0, 0.15);
  background: transparent;
}

.btn.ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.btn.full {
  width: 100%;
}

.hero {
  padding: 90px 0 70px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(226, 109, 58, 0.35), transparent 70%);
  top: -160px;
  right: -120px;
  filter: blur(10px);
}

.hero-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 50px;
  align-items: center;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent-2);
  margin-bottom: 14px;
}

.hero h1 {
  font-family: "DM Serif Display", serif;
  font-size: clamp(2.6rem, 3vw + 1.5rem, 4rem);
  line-height: 1.1;
  margin-bottom: 18px;
}

.lead {
  color: var(--muted);
  max-width: 520px;
}

.hero-actions {
  margin: 30px 0 26px;
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.hero-stats {
  display: flex;
  gap: 28px;
  flex-wrap: wrap;
}

.hero-stats strong {
  font-size: 1.4rem;
  display: block;
}

.hero-stats span {
  color: var(--muted);
  font-size: 0.9rem;
}

.hero-media {
  position: relative;
}

.hero-media img {
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.floating-card {
  position: absolute;
  bottom: -24px;
  left: -26px;
  background: var(--surface);
  padding: 18px 22px;
  border-radius: 18px;
  box-shadow: var(--shadow);
  width: 240px;
}

.floating-card span {
  color: var(--accent);
  font-weight: 600;
  font-size: 0.85rem;
}

.brands {
  padding: 18px 0 40px;
}

.brand-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 16px;
  color: rgba(18, 18, 18, 0.5);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.75rem;
  font-weight: 600;
  text-align: center;
}

.section {
  padding: 80px 0;
}

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 20px;
  margin-bottom: 38px;
}

.section-head h2 {
  font-size: clamp(2rem, 1.6vw + 1.4rem, 2.8rem);
  max-width: 520px;
}

.text-link {
  color: var(--accent-2);
  font-weight: 600;
}

.grid {
  display: grid;
  gap: 22px;
}

.subhead {
  margin: 10px 0 18px;
  font-size: 1.1rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--accent-2);
  font-weight: 600;
}

.cards-3 {
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
}

.card,
.product-card,
.service,
.quote {
  background: var(--surface);
  border-radius: 18px;
  padding: 24px;
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.06);
}

.card span {
  display: inline-block;
  margin-top: 18px;
  color: var(--accent);
  font-weight: 600;
}

.highlight {
  background: linear-gradient(120deg, rgba(15, 118, 110, 0.1), rgba(226, 109, 58, 0.08));
}

.product-card {
  position: relative;
  display: grid;
  gap: 12px;
}

.product-card .tag {
  position: absolute;
  top: -12px;
  left: 18px;
  background: var(--accent-2);
  color: #fff;
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 0.75rem;
}

.product-card .tag.hot {
  background: var(--accent);
}

.price {
  font-size: 1.4rem;
  font-weight: 700;
}

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

.service {
  border: 1px solid rgba(0, 0, 0, 0.06);
  background: rgba(255, 255, 255, 0.8);
}

.air {
  padding-top: 60px;
}

.air-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 40px;
  align-items: center;
}

.air-card {
  background: #fff;
  border-radius: 22px;
  padding: 28px;
  box-shadow: var(--shadow);
}

.air-card ul {
  list-style: none;
  display: grid;
  gap: 10px;
  margin-top: 16px;
  color: var(--muted);
}

.air-card li::before {
  content: "• ";
  color: var(--accent);
  font-weight: 700;
}

@media (max-width: 980px) {
  .air-grid {
    grid-template-columns: 1fr;
  }
}

.tech {
  background: linear-gradient(120deg, rgba(15, 118, 110, 0.08), rgba(56, 189, 248, 0.08));
}

.tech-grid {
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
}

.tech-card {
  background: var(--surface);
  border-radius: 22px;
  padding: 18px;
  display: grid;
  gap: 16px;
  box-shadow: 0 18px 35px rgba(0, 0, 0, 0.08);
}

.tech-media {
  background: #f4f7f7;
  border-radius: 18px;
  padding: 16px;
  display: grid;
  place-items: center;
  min-height: 160px;
}

.tech-media svg {
  width: 100%;
  max-width: 220px;
  height: auto;
}

.gallery {
  background: #fff;
}

.gallery-grid {
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
}

.gallery-grid img {
  border-radius: 16px;
  height: 220px;
  object-fit: cover;
  width: 100%;
  cursor: pointer;
}

.testimonials {
  padding-bottom: 120px;
}

.quote p {
  margin-bottom: 12px;
  font-weight: 500;
}

.cta {
  padding: 90px 0 110px;
}

.cta-inner {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 50px;
  align-items: center;
}

.cta-card {
  background: var(--surface);
  border-radius: 24px;
  padding: 28px;
  display: grid;
  gap: 18px;
  box-shadow: var(--shadow);
}

.site-footer {
  background: #121212;
  color: #f5f5f5;
  padding: 60px 0 30px;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 30px;
}

.site-footer img {
  width: 140px;
  height: auto;
  margin-bottom: 12px;
}

.site-footer a {
  color: rgba(255, 255, 255, 0.7);
  display: block;
  margin-top: 8px;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  margin-top: 40px;
  padding-top: 18px;
  text-align: center;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.7);
}

.whatsapp {
  position: fixed;
  right: 24px;
  bottom: 24px;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: #25d366;
  display: grid;
  place-items: center;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.18);
  z-index: 20;
}

.whatsapp img {
  width: 24px;
}

.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(10, 10, 10, 0.85);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
  z-index: 30;
  padding: 24px;
}

.lightbox.open {
  opacity: 1;
  pointer-events: all;
}

.lightbox img {
  max-width: min(100%, 980px);
  max-height: 85vh;
  border-radius: 16px;
  box-shadow: var(--shadow);
}

.lightbox-close {
  position: absolute;
  top: 20px;
  right: 24px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: none;
  background: rgba(255, 255, 255, 0.9);
  font-size: 1.6rem;
  cursor: pointer;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.6s ease;
}

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

@media (max-width: 980px) {
  .header-inner {
    grid-template-columns: auto 1fr auto auto;
  }

  .nav {
    position: absolute;
    top: 70px;
    right: 4%;
    background: var(--surface);
    border-radius: 18px;
    padding: 18px 24px;
    flex-direction: column;
    gap: 12px;
    box-shadow: var(--shadow);
    display: none;
  }

  .nav.open {
    display: flex;
  }

  .menu-btn {
    display: inline-flex;
  }

  .header-inner .btn.primary {
    display: none;
  }

  .lang-switch {
    order: 3;
  }

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

  .floating-card {
    position: static;
    margin-top: 16px;
    width: 100%;
  }

  .section-head {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 600px) {
  .hero {
    padding-top: 60px;
  }

  .hero-stats {
    gap: 18px;
  }

  .whatsapp {
    right: 16px;
    bottom: 16px;
  }
}