:root {
  --color-bg: #0a0b0d;
  --color-bg-alt: #141618;
  --color-surface: #1a1d21;
  --color-border: #2a2e33;
  --color-text: #f4f6f7;
  --color-text-dim: #a3a9b0;

  /* Cores da marca Evoil, baseadas na bandeira/faixas arco-íris da UCI
     (União Ciclística Internacional): azul, vermelho, preto, amarelo, verde */
  --uci-blue: #1955a5;
  --uci-red: #e4141a;
  --uci-black: #000000;
  --uci-yellow: #ffd400;
  --uci-green: #4fa147;

  --color-accent: #3bd501;
  --color-accent-dark: #2fa801;
  --color-accent-soft: rgba(59, 213, 1, 0.12);
  --rainbow: linear-gradient(90deg,
    var(--uci-blue) 0%, var(--uci-blue) 20%,
    var(--uci-red) 20%, var(--uci-red) 40%,
    var(--uci-black) 40%, var(--uci-black) 60%,
    var(--uci-yellow) 60%, var(--uci-yellow) 80%,
    var(--uci-green) 80%, var(--uci-green) 100%);

  --font-heading: 'Barlow Condensed', sans-serif;
  --font-body: 'Poppins', sans-serif;
  --container-w: 1180px;
  --radius: 14px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

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

ul { list-style: none; margin: 0; padding: 0; }

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: 700;
  letter-spacing: 0.5px;
  margin: 0 0 16px;
  text-transform: uppercase;
}

h2 { font-size: clamp(28px, 4vw, 42px); }
h3 { font-size: 22px; }
h4 { font-size: 18px; margin-bottom: 8px; }

p { margin: 0 0 16px; color: var(--color-text-dim); }

.container {
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Header ---------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(10, 11, 13, 0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
}

.rainbow-bar {
  height: 4px;
  background: var(--rainbow);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-img {
  height: 38px;
  width: auto;
}

.footer-logo-img {
  height: 46px;
  width: auto;
}

.main-nav {
  display: flex;
  gap: 32px;
}

.main-nav a {
  font-size: 15px;
  font-weight: 500;
  color: var(--color-text-dim);
  transition: color 0.2s;
  position: relative;
}

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

.header-cta { margin-left: 24px; }

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  background: none;
  border: none;
  cursor: pointer;
}

.nav-toggle span {
  width: 100%;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: transform 0.2s, opacity 0.2s;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 14px;
  transition: transform 0.2s, box-shadow 0.2s, background 0.2s;
  border: 1px solid transparent;
  white-space: nowrap;
}

.btn-primary {
  background: var(--color-accent);
  color: #06210a;
  box-shadow: 0 6px 18px rgba(59, 213, 1, 0.3);
}

.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 10px 24px rgba(59, 213, 1, 0.4); }

.btn-outline {
  border-color: var(--color-border);
  color: var(--color-text);
}

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

.btn-whatsapp {
  background: #1ea952;
  color: #fff;
  font-size: 13px;
  padding: 10px 18px;
}

.btn-whatsapp:hover { background: #178a43; }

.btn.full { width: 100%; justify-content: center; }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: 190px 0 100px;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 15% 20%, var(--color-accent-soft), transparent 45%),
    radial-gradient(circle at 85% 15%, rgba(25, 85, 165, 0.12), transparent 45%),
    radial-gradient(circle at 90% 70%, rgba(228, 20, 26, 0.08), transparent 50%);
  z-index: -1;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 40px;
  align-items: center;
}

.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-product-img {
  max-width: 420px;
  filter: drop-shadow(0 30px 40px rgba(0,0,0,0.5));
}

.eyebrow {
  color: var(--color-accent);
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  font-size: 13px;
  margin-bottom: 12px;
}

.hero h1 {
  font-size: clamp(38px, 6vw, 72px);
  line-height: 0.98;
  margin-bottom: 24px;
}

.hero h1 span { color: var(--color-accent); }

.hero-sub {
  font-size: 18px;
  max-width: 560px;
  margin-bottom: 36px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 64px;
}

.hero-stats {
  display: flex;
  gap: 48px;
  flex-wrap: wrap;
  border-top: 1px solid var(--color-border);
  padding-top: 32px;
}

.hero-stats strong {
  display: block;
  font-family: var(--font-heading);
  font-size: 30px;
  color: var(--color-accent);
}

.hero-stats span {
  font-size: 13px;
  color: var(--color-text-dim);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* ---------- Sections ---------- */
.section { padding: 110px 0; }
.section-alt { background: var(--color-bg-alt); }

.section-tag {
  color: var(--color-accent);
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  font-size: 13px;
  margin-bottom: 10px;
}

.section-sub {
  font-size: 16px;
  max-width: 560px;
}

.center { text-align: center; margin-left: auto; margin-right: auto; }

/* ---------- Product detail (páginas de produto) ---------- */
.product-detail {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 64px;
  align-items: center;
}

.product-detail.reverse .product-detail-img { order: 2; }
.product-detail.reverse .product-detail-text { order: 1; }

.product-detail-img {
  display: flex;
  justify-content: center;
  align-items: center;
}

.product-detail-img img {
  max-width: 320px;
  filter: drop-shadow(0 24px 32px rgba(0,0,0,0.45));
}

/* ---------- Sobre ---------- */
.about-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 64px;
  align-items: center;
}

.about-list {
  margin-top: 24px;
  display: grid;
  gap: 12px;
}

.about-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  color: var(--color-text);
  font-size: 15px;
}

.about-list li::before {
  content: '';
  width: 8px;
  height: 8px;
  margin-top: 7px;
  border-radius: 2px;
  background: var(--color-accent);
  flex-shrink: 0;
}

.about-visual {
  display: grid;
  gap: 20px;
}

.about-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  color: var(--color-accent);
}

.about-card-img {
  height: 140px;
  width: 100%;
  object-fit: cover;
  display: block;
}

.about-card-body { padding: 24px 28px 28px; }

.about-card h3 { color: var(--color-text); margin: 0 0 8px; }
.about-card p { margin: 0; font-size: 14px; }

/* ---------- Produtos ---------- */
.products-grid {
  margin-top: 56px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.product-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 28px;
  position: relative;
  transition: transform 0.25s, border-color 0.25s;
}

.product-card:hover {
  transform: translateY(-6px);
  border-color: var(--color-accent);
}

.product-card.featured {
  background: linear-gradient(160deg, rgba(59,213,1,0.12), var(--color-surface) 60%);
  border-color: rgba(59,213,1,0.35);
}

.product-link {
  display: block;
  color: inherit;
}

.product-more {
  display: inline-block;
  margin-top: 4px;
  color: var(--color-accent);
  font-weight: 600;
  font-size: 13px;
}

.product-photo {
  height: 180px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  background: radial-gradient(circle, rgba(255,255,255,0.04), transparent 70%);
  border-radius: 12px;
}

.product-photo img {
  max-height: 180px;
  max-width: 100%;
  object-fit: contain;
}

.product-card h3 { margin-bottom: 10px; }
.product-card p { font-size: 14px; margin: 0; }

.badge {
  position: absolute;
  top: 20px;
  right: 20px;
  background: var(--color-accent);
  color: #06210a;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  padding: 5px 12px;
  border-radius: 999px;
}

/* ---------- Diferenciais ---------- */
.diff-grid {
  margin-top: 56px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.diff-card {
  text-align: center;
  padding: 32px 20px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  transition: border-color 0.25s, background 0.25s;
}

.diff-card:hover {
  background: var(--color-surface);
  border-color: var(--color-border);
}

.diff-card svg {
  color: var(--color-accent);
  margin-bottom: 16px;
}

.diff-card p { font-size: 14px; margin: 0; }

/* ---------- Contato ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}

.contact-list {
  display: grid;
  gap: 18px;
  margin: 28px 0;
}

.contact-list li {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  color: var(--color-text);
  font-size: 15px;
}

.contact-list li svg { color: var(--color-accent); flex-shrink: 0; margin-top: 2px; }

.social-links { display: flex; gap: 12px; margin-bottom: 24px; }

.social-links a {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-dim);
  transition: border-color 0.2s, color 0.2s;
}

.social-links a:hover { border-color: var(--color-accent); color: var(--color-accent); }

.cnpj { font-size: 13px; color: var(--color-text-dim); }

.contact-form {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 36px;
  display: grid;
  gap: 18px;
}

.form-row { display: grid; gap: 8px; }

.form-row label {
  font-size: 13px;
  color: var(--color-text-dim);
  font-weight: 500;
}

.form-row input,
.form-row textarea {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 12px 14px;
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 14px;
  resize: vertical;
}

.form-row input:focus,
.form-row textarea:focus {
  outline: none;
  border-color: var(--color-accent);
}

.form-note {
  font-size: 12px;
  text-align: center;
  margin: 0;
}

/* ---------- Footer ---------- */
.site-footer {
  padding: 40px 0;
  border-top: 1px solid var(--color-border);
}

.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  text-align: center;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.site-footer p { margin: 0; font-size: 13px; }

/* ---------- WhatsApp float ---------- */
.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: #1ea952;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px rgba(0,0,0,0.35);
  z-index: 90;
  transition: transform 0.2s;
}

.whatsapp-float:hover { transform: scale(1.08); }

/* ---------- Reveal animation ---------- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .about-grid,
  .contact-grid,
  .hero-grid,
  .product-detail { grid-template-columns: 1fr; }

  .hero-visual { order: -1; margin-bottom: 20px; }
  .hero-product-img { max-width: 260px; }

  .product-detail.reverse .product-detail-img,
  .product-detail.reverse .product-detail-text,
  .product-detail-img { order: -1; margin-bottom: 12px; }

  .products-grid { grid-template-columns: repeat(2, 1fr); }
  .diff-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 760px) {
  .main-nav {
    position: fixed;
    top: 76px;
    left: 0;
    right: 0;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    flex-direction: column;
    padding: 20px 24px;
    gap: 18px;
    transform: translateY(-150%);
    transition: transform 0.3s ease;
  }

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

  .nav-toggle { display: flex; }
  .header-cta { display: none; }

  .hero { padding: 150px 0 70px; }
  .hero-stats { gap: 32px; }

  .products-grid,
  .diff-grid { grid-template-columns: 1fr; }
}

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