:root {
  --red: #7a2323;
  --red-dark: #5a1919;
  --gold: #e8b93a;
  --sand: #d8b47e;
  --gravel: #b06a4a;
  --stone: #9aa0a6;
  --earth: #5c4530;
  --whats: #25d366;
  --whats-dark: #1ea952;
  --ink: #221a15;
  --paper: #fdf9f2;
  --muted: #6b5f52;
  --radius: 10px;
  --shadow: 0 10px 30px rgba(34, 26, 21, 0.15);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: "Segoe UI", Roboto, -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.5;
}

.container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 20px;
}

h1, h2, h3 { font-weight: 800; line-height: 1.15; margin: 0 0 12px; }
p { margin: 0 0 16px; color: var(--muted); }

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

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  border-radius: 999px;
  font-weight: 700;
  border: 2px solid transparent;
  cursor: pointer;
  white-space: nowrap;
}

.btn .icon { width: 18px; height: 18px; fill: currentColor; flex-shrink: 0; }

.btn-lg { padding: 16px 28px; font-size: 1.05rem; }
.btn-sm { padding: 8px 16px; font-size: 0.9rem; }

.btn-whats { background: var(--whats); color: #fff; }
.btn-whats:hover { background: var(--whats-dark); }

.btn-outline { border-color: var(--red); color: var(--red); background: transparent; }
.btn-outline:hover { background: var(--red); color: #fff; }

.btn-outline-light { border-color: #fff; color: #fff; background: transparent; }
.btn-outline-light:hover { background: #fff; color: var(--red-dark); }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--paper);
  border-bottom: 1px solid rgba(34,26,21,0.08);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
}

.logo { display: flex; flex-direction: column; line-height: 1; }
.logo-mark { font-size: 1.4rem; font-weight: 900; color: var(--red); letter-spacing: 1px; }
.logo-sub { font-size: 0.7rem; color: var(--muted); letter-spacing: 0.5px; text-transform: uppercase; }

.main-nav { display: flex; align-items: center; gap: 24px; }
.main-nav a:not(.btn) { font-weight: 600; color: var(--ink); }
.main-nav a:not(.btn):hover { color: var(--red); }
.nav-whats, .nav-call { margin-left: 4px; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}
.nav-toggle span { width: 24px; height: 2px; background: var(--ink); border-radius: 2px; }

/* Hero */
.hero {
  background:
    linear-gradient(100deg, rgba(20, 12, 8, 0.82) 0%, rgba(20, 12, 8, 0.55) 45%, rgba(20, 12, 8, 0.25) 75%),
    url("../assets/hero-caminhao.jpg") center 60% / cover no-repeat;
  color: #fff;
  padding: 110px 0 100px;
}

.hero-inner { max-width: 640px; }

.eyebrow {
  color: var(--gold);
  text-transform: uppercase;
  font-weight: 800;
  letter-spacing: 1.5px;
  font-size: 0.85rem;
  margin-bottom: 10px;
}

.hero h1 { margin-bottom: 6px; }

.banner-tape {
  display: inline-block;
  font-size: clamp(2.4rem, 6vw, 3.6rem);
  font-weight: 900;
  letter-spacing: 1px;
  color: #fff;
  background: linear-gradient(180deg, var(--red) 0%, var(--red-dark) 100%);
  padding: 8px 26px;
  border-radius: 4px;
  box-shadow: 0 8px 22px rgba(0,0,0,0.4);
  transform: rotate(-1.5deg);
}

.hero-tagline {
  color: var(--gold);
  font-weight: 800;
  font-size: 1.15rem;
  margin: 16px 0 10px;
  text-shadow: 0 2px 6px rgba(0,0,0,0.5);
}

.hero-lead { color: #f1e4d6; font-size: 1.1rem; max-width: 46ch; text-shadow: 0 2px 6px rgba(0,0,0,0.5); }

.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin: 26px 0; }
.hero-actions.center { justify-content: center; }

.hero-badges {
  list-style: none;
  padding: 0;
  margin: 20px 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
  font-size: 0.9rem;
  color: #f1e4d6;
  text-shadow: 0 2px 6px rgba(0,0,0,0.5);
}
.hero-badges li::before { content: "✓ "; color: var(--gold); font-weight: 900; }

/* Services */
.services { padding: 80px 0; }
.section-lead { font-size: 1.05rem; max-width: 60ch; }

.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  margin-top: 30px;
}

.card {
  background: #fff;
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
  border: 1px solid rgba(34,26,21,0.06);
}

.card-icon {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  margin-bottom: 14px;
}
.swatch-sand { background: var(--sand); }
.swatch-gravel { background: var(--gravel); }
.swatch-stone { background: var(--stone); }
.swatch-earth { background: var(--earth); }
.swatch-clean { background: var(--gold); }

.card h3 { color: var(--red); }
.card p { margin-bottom: 0; }

.card-cta {
  background: var(--paper);
  border: 2px dashed var(--gold);
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.card-cta .btn { margin-top: 8px; align-self: flex-start; }

/* About */
.about { background: #f3ece0; padding: 80px 0; }
.about-inner { display: flex; align-items: center; gap: 50px; }
.about-inner > div { flex: 1; }

.check-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 14px; font-size: 1.05rem; font-weight: 600; }
.check-list li::before { content: "✓"; color: var(--red); font-weight: 900; margin-right: 10px; }

.truck-illustration { max-width: 320px; margin: 0 auto; }
.truck-illustration svg { width: 100%; height: auto; }

/* Coverage */
.coverage { padding: 60px 0; text-align: center; }
.coverage .section-lead { margin: 0 auto; }

/* CTA final */
.cta-final {
  background: linear-gradient(135deg, var(--red), var(--red-dark));
  color: #fff;
  padding: 70px 0;
  text-align: center;
}
.cta-final h2 { color: #fff; font-size: clamp(1.6rem, 3.5vw, 2.2rem); }
.cta-final p { color: #f1e4d6; }

/* Footer */
.site-footer { background: var(--ink); color: #cfc4b8; padding: 30px 0; }
.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.footer-inner a { font-weight: 700; color: var(--gold); }
.copy { margin: 0; font-size: 0.85rem; color: #9a8f82; width: 100%; text-align: center; }

/* Floating WhatsApp */
.float-whats {
  position: fixed;
  bottom: 22px;
  right: 22px;
  width: 58px;
  height: 58px;
  background: var(--whats);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 20px rgba(0,0,0,0.3);
  z-index: 60;
}
.float-whats svg { width: 30px; height: 30px; fill: #fff; }
.float-whats:hover { background: var(--whats-dark); }

/* Responsive */
@media (max-width: 860px) {
  .about-inner { flex-direction: column; }

  .hero { background-position: 25% center; padding: 90px 0 70px; }

  .nav-toggle { display: flex; }
  .main-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--paper);
    flex-direction: column;
    align-items: stretch;
    padding: 16px 20px 24px;
    gap: 14px;
    border-bottom: 1px solid rgba(34,26,21,0.08);
    display: none;
  }
  .main-nav.open { display: flex; }
  .nav-whats, .nav-call { width: 100%; justify-content: center; }
}

@media (max-width: 480px) {
  .hero-actions .btn, .hero-actions.center .btn { width: 100%; justify-content: center; }
}