:root {
  --color-primary: #9c2b2b;
  --color-primary-dark: #7a2020;
  --color-primary-light: #c0392b;
  --color-accent: #b8912a;
  --color-bg: #faf7f2;
  --color-surface: #ffffff;
  --color-cream: #f3e9db;
  --color-dark: #1c1917;
  --color-dark-2: #2a201d;
  --color-text: #241f1c;
  --color-text-light: #6b5f58;
  --color-outline: #e3dcd3;
  --color-outline-strong: #d3c9bd;

  --font-serif: 'Noto Serif', 'Georgia', serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-label: 'Public Sans', 'Inter', sans-serif;

  --radius-sm: 0.25rem;
  --radius-md: 0.375rem;
  --radius-lg: 0.5rem;
  --radius-xl: 0.75rem;
  --radius-full: 9999px;

  --space-xs: 4px;
  --space-sm: 12px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, .brand-text strong, .footer-logo strong {
  font-family: var(--font-serif);
  line-height: 1.2;
  font-weight: 700;
  color: var(--color-text);
}

h3 { font-family: var(--font-body); font-weight: 700; color: var(--color-text); }

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

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

ul { list-style: none; }

.container {
  width: 100%;
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
}

.section { padding: 88px 0; }

.section-heading { max-width: 640px; margin-bottom: 48px; }
.section-heading.center { margin-left: auto; margin-right: auto; text-align: center; }
.section-heading p { margin-top: 12px; color: var(--color-text-light); }
.section-heading.light h2,
.section-heading.light .eyebrow { color: #fff; }

.eyebrow {
  display: inline-block;
  font-family: var(--font-label);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 12px;
}

.section-heading h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.95rem;
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: var(--color-primary); color: #fff; }
.btn-primary:hover { background: var(--color-primary-dark); }
.btn-outline { border-color: var(--color-primary); color: var(--color-primary); background: transparent; }
.btn-outline:hover { background: var(--color-primary); color: #fff; }
.btn-lg { padding: 14px 26px; font-size: 1rem; }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(250, 247, 242, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-outline);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 24px;
  height: 78px;
}

.brand { display: flex; align-items: center; gap: 12px; margin-right: auto; }
.brand-mark { display: flex; flex-shrink: 0; }
.brand-mark img { width: 44px; height: 44px; object-fit: contain; border-radius: 50%; }
.brand-text { display: flex; flex-direction: column; line-height: 1.15; }
.brand-text strong { font-size: 0.95rem; font-weight: 600; }
.brand-text small { font-family: var(--font-label); font-size: 0.68rem; letter-spacing: 0.06em; color: var(--color-primary); font-weight: 600; }

.main-nav { display: flex; align-items: center; gap: 28px; }
.main-nav a { font-weight: 500; font-size: 0.95rem; position: relative; }
.main-nav a:hover { color: var(--color-primary); }

.btn-nav-call { flex-shrink: 0; }

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: transparent;
  border: none;
  cursor: pointer;
}
.nav-toggle span { display: block; height: 2px; background: var(--color-text); border-radius: 2px; }

/* Diagonal photo collage */
.collage {
  display: flex;
  height: 300px;
  overflow: hidden;
}
.collage-panel {
  flex: 1;
  background-size: cover;
  background-position: center;
  clip-path: polygon(22% 0, 100% 0, 78% 100%, 0 100%);
  margin-left: -3.5%;
}
.collage-panel:first-child { margin-left: 0; clip-path: polygon(0 0, 100% 0, 78% 100%, 0 100%); }

/* Hero */
.hero { padding: 56px 0 64px; text-align: center; }
.hero-inner { max-width: 760px; margin: 0 auto; display: flex; flex-direction: column; align-items: center; }
.hero h1 {
  font-size: clamp(2rem, 4vw, 2.75rem);
  margin: 14px 0 18px;
}
.hero h1 span { color: var(--color-primary); }
.hero-content p,
.hero-inner > p { color: var(--color-text-light); max-width: 560px; margin-bottom: 28px; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 28px; justify-content: center; }
.hero-tags { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; }
.hero-tags li {
  font-family: var(--font-label);
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--color-primary-dark);
  background: var(--color-cream);
  padding: 8px 14px;
  border-radius: var(--radius-full);
}

/* Stats */
.stats { background: var(--color-cream); padding: 56px 0; }
.stats-inner { text-align: center; }
.stats-title {
  font-size: clamp(1.4rem, 2.6vw, 1.9rem);
  margin-bottom: 36px;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.stat-item { display: flex; flex-direction: column; gap: 6px; }
.stat-number {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(1.8rem, 3.4vw, 2.6rem);
  color: var(--color-primary);
}
.stat-label { font-family: var(--font-label); font-size: 0.82rem; font-weight: 500; color: var(--color-text-light); }
.stats-note { margin-top: 28px; font-size: 0.75rem; color: var(--color-text-light); opacity: 0.8; }

/* Certificates */
.certs { background: var(--color-surface); padding: 80px 0; }
.certs-track-wrap { display: flex; align-items: center; gap: 16px; }
.certs-track {
  flex: 1;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
}
.certs-track::-webkit-scrollbar { display: none; }
.cert-item {
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 8px;
  padding: 24px 16px;
  border: 1px solid var(--color-outline);
  border-radius: var(--radius-lg);
}
.cert-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--color-cream);
  color: var(--color-primary);
  margin-bottom: 6px;
}
.cert-icon svg { width: 30px; height: 30px; }
.cert-item strong { font-size: 0.95rem; }
.cert-item span { font-size: 0.78rem; color: var(--color-text-light); }
.certs-arrow {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--color-outline-strong);
  background: var(--color-surface);
  color: var(--color-primary);
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease;
}
.certs-arrow:hover { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }

/* Quality section */
.quality-inner { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 48px; align-items: center; }
.quality-photo {
  border-radius: var(--radius-xl);
  overflow: hidden;
  aspect-ratio: 4 / 3;
  border: 1px solid var(--color-outline);
}
.quality-photo img { width: 100%; height: 100%; object-fit: cover; }
.quality-content p { color: var(--color-text-light); margin-top: 14px; }
.quality-content h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); }

/* Logistics section (dark graphic panel) */
.logistics { background: var(--color-bg); }
.logistics-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.logistics-content p { color: var(--color-text-light); margin-top: 14px; }
.logistics-content h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); }
.logistics-visual {
  position: relative;
  background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-primary-dark) 100%);
  border-radius: var(--radius-xl);
  aspect-ratio: 4 / 3;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.logistics-truck { width: 55%; color: rgba(255,255,255,0.35); }
.logistics-caption {
  position: absolute;
  bottom: 24px;
  left: 24px;
  right: 24px;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  color: #fff;
}

/* Excellence section */
.excellence { background: var(--color-bg); }
.excellence-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.excellence-content p { color: var(--color-text-light); margin-top: 14px; }
.excellence-content h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); }
.excellence-visual {
  position: relative;
  background: linear-gradient(135deg, var(--color-dark-2) 0%, var(--color-dark) 100%);
  border-radius: var(--radius-xl);
  aspect-ratio: 4 / 3;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.excellence-icon { width: 62%; color: rgba(255,255,255,0.35); }
.excellence-caption {
  position: absolute;
  bottom: 24px;
  left: 24px;
  right: 24px;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  color: #fff;
}

/* Services */
.services { background: var(--color-cream); }
.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.service-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: 28px 22px;
  border: 1px solid var(--color-outline);
  transition: transform 0.2s ease, border-color 0.2s ease;
}
.service-card:hover { transform: translateY(-4px); border-color: var(--color-primary-light); }
.service-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  background: var(--color-cream);
  color: var(--color-primary);
  margin-bottom: 18px;
}
.service-icon svg { width: 30px; height: 30px; }
.service-card h3 { font-size: 1.05rem; margin-bottom: 8px; }
.service-card p { font-size: 0.9rem; color: var(--color-text-light); }

/* Why us */
.why { background: var(--color-dark); }
.why-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}
.why-item { color: #e4dcd3; }
.why-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: rgba(184, 145, 42, 0.14);
  color: var(--color-accent);
  margin-bottom: 18px;
}
.why-icon svg { width: 30px; height: 30px; }
.why-item h3 { color: #fff; font-size: 1.05rem; margin-bottom: 8px; font-family: var(--font-body); }
.why-item p { font-size: 0.9rem; color: #b8ada2; }

/* Gallery */
.gallery { background: var(--color-bg); }
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.gallery-item {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 1 / 1;
  border: 1px solid var(--color-outline);
}
.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.gallery-item:hover img { transform: scale(1.08); }
.gallery-item::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(28,25,23,0) 55%, rgba(28,25,23,0.75) 100%);
}
.gallery-caption {
  position: absolute;
  bottom: 14px;
  left: 14px;
  right: 14px;
  z-index: 2;
  color: #fff;
  font-size: 0.85rem;
  font-weight: 600;
}
.gallery-note {
  margin-top: 20px;
  font-size: 0.78rem;
  color: var(--color-text-light);
  text-align: center;
}

/* Contact */
.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 48px;
  align-items: start;
}
.contact-cards { display: grid; gap: 16px; }
.contact-card {
  display: flex;
  align-items: center;
  gap: 14px;
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: 18px 20px;
  border: 1px solid var(--color-outline);
  transition: transform 0.15s ease, border-color 0.15s ease;
}
a.contact-card:hover { transform: translateY(-3px); border-color: var(--color-primary-light); }
.contact-card strong { display: block; font-family: var(--font-label); font-size: 0.78rem; color: var(--color-text-light); font-weight: 600; }
.contact-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: var(--color-cream);
  color: var(--color-primary);
  flex-shrink: 0;
}

.contact-form {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: 32px;
  border: 1px solid var(--color-outline);
  display: grid;
  gap: 18px;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.contact-form label { display: grid; gap: 8px; font-family: var(--font-label); font-size: 0.8rem; font-weight: 600; color: var(--color-text-light); }
.contact-form input, .contact-form textarea {
  font-family: var(--font-body);
  font-size: 0.95rem;
  padding: 12px 14px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-outline-strong);
  background: var(--color-bg);
  color: var(--color-text);
  resize: vertical;
}
.contact-form input:focus, .contact-form textarea:focus {
  outline: none;
  border-color: var(--color-primary);
}
.form-note { font-size: 0.78rem; color: var(--color-text-light); }

/* Footer */
.site-footer { background: var(--color-dark); color: #cfc6bd; }
.footer-inner {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 32px;
  padding: 56px 24px 32px;
}
.footer-logo { display: flex; align-items: center; gap: 12px; }
.footer-logo img { width: 40px; height: 40px; object-fit: contain; border-radius: 50%; }
.footer-logo strong { color: #fff; font-size: 0.95rem; display: block; }
.footer-logo small { font-family: var(--font-label); font-size: 0.68rem; color: var(--color-accent); font-weight: 600; letter-spacing: 0.06em; }
.footer-brand p { margin-top: 14px; font-size: 0.88rem; color: #a89e94; max-width: 300px; }
.footer-col-title { display: block; color: #fff; font-family: var(--font-label); font-size: 0.75rem; letter-spacing: 0.06em; text-transform: uppercase; margin-bottom: 4px; }
.footer-links, .footer-contact { display: grid; gap: 10px; align-content: start; font-size: 0.9rem; }
.footer-links a:hover, .footer-contact a:hover { color: var(--color-accent); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
}
.footer-bottom-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  padding: 18px 24px;
  font-size: 0.78rem;
  color: #a89e94;
}
.footer-legal { display: flex; gap: 18px; flex-wrap: wrap; }
.footer-legal a:hover { color: var(--color-accent); }

/* WhatsApp floating button */
.whatsapp-fab {
  position: fixed;
  right: 22px;
  bottom: 22px;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: #25D366;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 10px 24px rgba(0,0,0,0.22);
  z-index: 60;
  transition: transform 0.15s ease;
}
.whatsapp-fab:hover { transform: scale(1.08); }

/* Reveal animation */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.is-visible { opacity: 1; transform: translateY(0); }

/* Responsive */
@media (max-width: 980px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .why-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: 1fr; }
  .quality-inner { grid-template-columns: 1fr; }
  .quality-photo { order: -1; max-width: 480px; margin: 0 auto; width: 100%; }
  .logistics-inner, .excellence-inner { grid-template-columns: 1fr; }
  .excellence-visual { order: -1; }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .certs-track { grid-template-columns: repeat(2, 1fr); }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .collage { height: 220px; }
}

@media (max-width: 760px) {
  .main-nav {
    position: absolute;
    top: 78px;
    left: 0;
    right: 0;
    background: var(--color-bg);
    flex-direction: column;
    align-items: flex-start;
    padding: 20px 24px;
    gap: 16px;
    border-bottom: 1px solid var(--color-outline);
    display: none;
  }
  .main-nav.is-open { display: flex; }
  .nav-toggle { display: flex; }
  .btn-nav-call span { display: none; }
  .btn-nav-call { padding: 12px; }
  .form-row { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; text-align: left; }
}

@media (max-width: 560px) {
  .services-grid { grid-template-columns: 1fr; }
  .why-grid { grid-template-columns: 1fr; }
  .gallery-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .certs-track { grid-template-columns: 1fr; }
  .certs-track-wrap { flex-direction: column; }
  .certs-arrow { display: none; }
  .section { padding: 64px 0; }
  .collage { height: 160px; }
}