:root {
  --color-primary: #f2a600;
  --color-primary-dark: #d68f00;
  --color-dark: #0f1b2d;
  --color-dark-2: #16233a;
  --color-text: #2c3440;
  --color-light: #f6f7f9;
  --color-white: #ffffff;
  --radius: 10px;
  --shadow: 0 10px 30px rgba(15, 27, 45, 0.12);
  --font-heading: 'Montserrat', sans-serif;
  --font-body: 'Open Sans', sans-serif;
}

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

body {
  font-family: var(--font-body);
  color: var(--color-text);
  line-height: 1.6;
  background: var(--color-white);
}

h1, h2, h3 { font-family: var(--font-heading); color: var(--color-dark); line-height: 1.25; }

.container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}

a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }
ul { list-style: none; }

/* Buttons */
.btn {
  display: inline-block;
  padding: 14px 28px;
  border-radius: var(--radius);
  font-weight: 700;
  font-family: var(--font-heading);
  font-size: 0.95rem;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
  text-align: center;
}
.btn-primary {
  background: var(--color-primary);
  color: var(--color-dark);
  box-shadow: 0 6px 18px rgba(242, 166, 0, 0.35);
}
.btn-primary:hover { background: var(--color-primary-dark); transform: translateY(-2px); }
.btn-outline {
  border: 2px solid var(--color-white);
  color: var(--color-white);
}
.btn-outline:hover { background: rgba(255,255,255,0.12); }
.btn-lg { padding: 16px 34px; font-size: 1.05rem; }
.btn-header { display: none; }
@media (min-width: 900px) { .btn-header { display: inline-block; } }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--color-white);
  box-shadow: 0 2px 10px rgba(0,0,0,0.06);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 24px;
}
.logo { height: 52px; width: auto; border-radius: 6px; }
.main-nav ul {
  display: none;
  gap: 28px;
}
.main-nav a {
  font-family: var(--font-heading);
  font-weight: 600;
  color: var(--color-dark);
  font-size: 0.95rem;
}
.main-nav a:hover { color: var(--color-primary-dark); }
.nav-toggle {
  display: block;
  font-size: 1.6rem;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-dark);
}
@media (min-width: 900px) {
  .main-nav ul { display: flex; align-items: center; }
  .nav-toggle { display: none; }
}
.main-nav ul.open {
  display: flex;
  flex-direction: column;
  position: absolute;
  top: 76px;
  left: 0;
  right: 0;
  background: var(--color-white);
  padding: 20px 24px;
  gap: 16px;
  box-shadow: 0 10px 20px rgba(0,0,0,0.08);
}

/* Hero */
.hero {
  background-size: cover;
  background-position: center;
  color: var(--color-white);
  padding: 140px 0 100px;
}
.hero-content { max-width: 720px; }
.hero h1 { font-size: 2.4rem; color: var(--color-white); margin-bottom: 20px; font-weight: 800; }
.hero p { font-size: 1.1rem; margin-bottom: 32px; opacity: 0.92; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }

/* Sections */
.section { padding: 90px 0; }
.section-alt { background: var(--color-light); }
.section-head { text-align: center; max-width: 640px; margin: 0 auto 50px; }
.section-tag {
  display: inline-block;
  color: var(--color-primary-dark);
  font-weight: 700;
  font-family: var(--font-heading);
  font-size: 0.85rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 10px;
}
.section-head h2 { font-size: 2rem; margin-bottom: 12px; }
.section-head p { color: #5a6572; }

/* About */
.about-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
  align-items: center;
}
@media (min-width: 900px) {
  .about-grid { grid-template-columns: 1.1fr 0.9fr; }
}
.about-text h2 { font-size: 2rem; margin-bottom: 18px; }
.about-text p { margin-bottom: 16px; color: #48505b; }
.about-facts {
  display: flex;
  gap: 32px;
  margin-top: 24px;
  flex-wrap: wrap;
}
.about-facts li { display: flex; flex-direction: column; }
.about-facts strong { font-family: var(--font-heading); font-size: 1.3rem; color: var(--color-primary-dark); }
.about-facts span { font-size: 0.85rem; color: #7a828c; }
.about-image img { border-radius: var(--radius); box-shadow: var(--shadow); }

.about-carousel {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  aspect-ratio: 4 / 5;
}
.about-carousel img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity 1s ease-in-out;
  border-radius: 0;
}
.about-carousel img.active { opacity: 1; }
.about-carousel img:nth-of-type(2) {
  object-fit: contain;
  background: var(--color-dark);
}

/* Services */
.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}
@media (min-width: 700px) { .services-grid { grid-template-columns: 1fr 1fr; } }
@media (min-width: 1100px) { .services-grid { grid-template-columns: 1fr 1fr 1fr; } }
.service-card {
  background: var(--color-white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform 0.2s ease;
}
.service-card:hover { transform: translateY(-4px); }
.service-card img { height: 190px; width: 100%; object-fit: cover; }
.service-body { padding: 22px; }
.service-body h3 { font-size: 1.15rem; margin-bottom: 8px; }
.service-body p { color: #5a6572; font-size: 0.92rem; }

/* Differentials */
.diff-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}
@media (min-width: 700px) { .diff-grid { grid-template-columns: 1fr 1fr; } }
@media (min-width: 1100px) { .diff-grid { grid-template-columns: repeat(5, 1fr); } }
.diff-card {
  text-align: center;
  padding: 28px 18px;
  border-radius: var(--radius);
  background: var(--color-light);
}
.diff-icon { font-size: 2rem; margin-bottom: 12px; }
.diff-card h3 { font-size: 1rem; margin-bottom: 8px; }
.diff-card p { font-size: 0.88rem; color: #5a6572; }

/* Gallery */
.gallery-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}
@media (min-width: 700px) { .gallery-grid { grid-template-columns: repeat(3, 1fr); } }
.gallery-item {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  height: 260px;
}
.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}
.gallery-item:hover img { transform: scale(1.06); }
.gallery-item span {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  background: linear-gradient(180deg, rgba(15,27,45,0), rgba(15,27,45,0.85));
  color: var(--color-white);
  padding: 30px 16px 14px;
  font-size: 0.9rem;
  font-weight: 600;
}

/* CTA */
.cta {
  background: linear-gradient(120deg, var(--color-dark), var(--color-dark-2));
  color: var(--color-white);
  padding: 60px 0;
}
.cta-inner {
  display: flex;
  flex-direction: column;
  gap: 24px;
  align-items: flex-start;
  justify-content: space-between;
}
@media (min-width: 900px) {
  .cta-inner { flex-direction: row; align-items: center; }
}
.cta h2 { color: var(--color-white); font-size: 1.6rem; margin-bottom: 8px; }
.cta p { opacity: 0.85; }

/* Contact */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}
@media (min-width: 900px) { .contact-grid { grid-template-columns: 1fr 1fr; } }
.contact-info ul { margin-bottom: 28px; }
.contact-info li { padding: 10px 0; border-bottom: 1px solid #e7e9ec; font-size: 0.98rem; }
.contact-info a:hover { color: var(--color-primary-dark); }
.contact-map { min-height: 320px; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); }
.contact-map iframe { height: 320px; }

/* Footer */
.site-footer {
  background: var(--color-dark);
  color: rgba(255,255,255,0.75);
  padding: 40px 0;
}
.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  text-align: center;
}
.footer-logo { height: 42px; border-radius: 6px; filter: brightness(1.1); }
.footer-inner p { font-size: 0.85rem; }
.footer-whatsapp { color: var(--color-primary); font-weight: 600; }

/* WhatsApp float button */
.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: #25D366;
  color: var(--color-white);
  width: 58px;
  height: 58px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  box-shadow: 0 8px 20px rgba(0,0,0,0.25);
  z-index: 60;
}