/* Modelo Minimal — UebiFast | Layout clean, muito espaço em branco */
:root {
  --bg: #fafafa;
  --fg: #171717;
  --card: #fff;
  --primary: #0a0a0a;
  --primary-fg: #fff;
  --primary-light: #f5f5f5;
  --muted: #737373;
  --muted-bg: #f5f5f5;
  --border: #e5e5e5;
  --radius: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --wa: #25d366;
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.03);
  --shadow: 0 2px 8px rgba(0,0,0,0.04);
  --transition: 0.2s ease;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: 'DM Sans', system-ui, sans-serif;
  background: var(--bg);
  color: var(--fg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

.container { max-width: 960px; margin: 0 auto; padding: 0 1.5rem; }
@media (min-width: 768px) { .container { padding: 0 2rem; } }

/* Header — borda fina */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 50;
  background: rgba(250,250,250,0.9);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
  padding: 1rem 0;
}
.back-link {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--muted);
  text-decoration: none;
  transition: color var(--transition);
}
.back-link:hover { color: var(--fg); }
.logo {
  font-weight: 600;
  font-size: 1.125rem;
  letter-spacing: -0.02em;
  color: var(--fg);
  text-decoration: none;
  transition: color var(--transition);
}
.logo:hover { color: var(--muted); }

.nav-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 2.5rem;
  height: 2.5rem;
  padding: 0;
  background: none;
  border: none;
  cursor: pointer;
  border-radius: var(--radius);
}
.nav-toggle:hover { background: var(--muted-bg); }
.nav-toggle__bar {
  width: 100%;
  height: 1.5px;
  background: var(--fg);
  border-radius: 1px;
  transition: transform 0.25s ease, opacity 0.25s ease;
}
.site-header .nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.site-header .nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(2) { opacity: 0; }
.site-header .nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

@media (min-width: 768px) { .nav-toggle { display: none; } }

.site-nav {
  flex-basis: 100%;
  order: 3;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}
.site-header .site-nav.is-open { max-height: 20rem; }
.nav-list { list-style: none; margin: 0; padding: 0.5rem 0; display: flex; flex-direction: column; gap: 0.125rem; }
.nav-list a {
  display: block;
  padding: 0.65rem 0.75rem;
  color: var(--fg);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.9375rem;
  border-radius: var(--radius);
  transition: background var(--transition), color var(--transition);
}
.nav-list a:hover { background: var(--muted-bg); color: var(--fg); }

@media (min-width: 768px) {
  .site-nav { flex-basis: auto; order: 0; max-height: none; }
  .nav-list { flex-direction: row; padding: 0; gap: 0.25rem; }
  .nav-list a { padding: 0.5rem 0.875rem; }
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.875rem;
  font-family: inherit;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
}
.btn-wa {
  background: var(--wa);
  color: #fff;
}
.btn-wa:hover { background: #20bd5a; color: #fff; }
.btn-cta {
  background: var(--primary);
  color: var(--primary-fg);
  padding: 0.75rem 1.5rem;
  font-size: 0.9375rem;
}
.btn-cta:hover {
  background: #404040;
  color: #fff;
}

/* Hero — sem gradiente, só tipo e CTA */
.hero {
  position: relative;
  min-height: 70vh;
  display: flex;
  align-items: center;
  padding-top: 6rem;
  background: var(--bg);
}
.hero-content { position: relative; z-index: 1; text-align: center; }
.hero-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 1rem;
}
.hero h1 {
  font-size: 1.75rem;
  line-height: 1.3;
  font-weight: 600;
  letter-spacing: -0.03em;
  color: var(--fg);
  margin: 0 0 1rem;
  max-width: 28rem;
  margin-left: auto;
  margin-right: auto;
}
@media (min-width: 768px) { .hero h1 { font-size: 2.5rem; } }
.hero-sub {
  font-size: 1rem;
  color: var(--muted);
  margin: 0 0 1.5rem;
  max-width: 32rem;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.6;
}
.hero .btn-cta { margin-top: 0.25rem; }

/* Sections — mais padding */
.section { padding: 5rem 0; }
.section--alt {
  background: var(--card);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.section-label {
  display: inline-block;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.5rem;
}
.section-title {
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin: 0 0 0.75rem;
  color: var(--fg);
}
@media (min-width: 768px) { .section-title { font-size: 1.75rem; } }
.section-intro {
  color: var(--muted);
  margin: 0 0 1.5rem;
  max-width: 40rem;
  font-size: 0.9375rem;
  line-height: 1.65;
}

/* Cards — sem número, borda sutil */
.cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin-top: 2rem;
}
@media (min-width: 640px) { .cards { grid-template-columns: repeat(3, 1fr); gap: 1.5rem; } }
.card {
  background: var(--card);
  padding: 2rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  transition: border-color var(--transition), box-shadow var(--transition);
}
.card:hover {
  border-color: var(--muted);
  box-shadow: var(--shadow);
}
.card h3 {
  margin: 0 0 0.5rem;
  font-size: 1rem;
  font-weight: 600;
  color: var(--fg);
}
.card p { margin: 0; font-size: 0.875rem; color: var(--muted); line-height: 1.55; }

/* Gallery */
.gallery-placeholder {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin-top: 2rem;
}
@media (min-width: 640px) { .gallery-placeholder { grid-template-columns: repeat(3, 1fr); gap: 1.25rem; } }
.gallery-item {
  position: relative;
  aspect-ratio: 1;
  background: var(--muted-bg);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: opacity var(--transition);
}
.gallery-item:hover { opacity: 0.9; }
.gallery-placeholder-text {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--muted);
}

/* Contact */
.contact-layout {
  margin-top: 2rem;
  display: grid;
  gap: 2rem;
}
@media (min-width: 768px) {
  .contact-layout {
    grid-template-columns: 1fr auto;
    align-items: start;
    gap: 2.5rem;
  }
}
.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}
@media (min-width: 640px) {
  .contact-grid { grid-template-columns: repeat(3, 1fr); }
}
.contact-item {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: 1.5rem;
  background: var(--card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  transition: border-color var(--transition);
  text-decoration: none;
  color: inherit;
}
.contact-item:hover { border-color: var(--muted); }
.contact-item--wa:hover { border-color: rgba(37, 211, 102, 0.5); }
.contact-item__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  margin-bottom: 1rem;
  background: var(--muted-bg);
  color: var(--fg);
  border-radius: var(--radius);
}
.contact-item--wa .contact-item__icon {
  background: rgba(37, 211, 102, 0.12);
  color: #25d366;
}
.contact-item__label {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.35rem;
}
.contact-item__value {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--fg);
  line-height: 1.5;
}

.contact-cta-block {
  padding: 2rem;
  background: var(--fg);
  border-radius: var(--radius-lg);
  color: #fff;
  text-align: center;
}
@media (min-width: 768px) { .contact-cta-block { min-width: 260px; } }
.contact-cta-block__text {
  margin: 0 0 1.25rem;
  font-size: 0.9375rem;
  font-weight: 500;
  opacity: 0.9;
}
.contact-cta-block .btn-cta--large {
  width: 100%;
  background: #fff;
  color: var(--fg);
  padding: 0.875rem 1.25rem;
  font-size: 0.9375rem;
}
.contact-cta-block .btn-cta--large:hover {
  background: var(--muted-bg);
  color: var(--fg);
}

/* Footer */
.site-footer {
  padding: 0;
  background: var(--fg);
  color: rgba(255, 255, 255, 0.85);
  border-top: none;
}
.site-footer .container { padding-top: 2.5rem; padding-bottom: 0; }
.site-footer__inner {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}
@media (min-width: 640px) {
  .site-footer__inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
  }
}
.site-footer__brand { text-align: center; }
@media (min-width: 640px) { .site-footer__brand { text-align: left; } }
.site-footer__logo {
  display: block;
  font-size: 1.125rem;
  font-weight: 600;
  color: #fff;
  margin-bottom: 0.25rem;
}
.site-footer__tagline {
  margin: 0;
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.6);
  line-height: 1.5;
}
.site-footer__tagline a { color: #fff; font-weight: 500; text-decoration: none; }
.site-footer__tagline a:hover { text-decoration: underline; }
.site-footer__links { display: flex; justify-content: center; flex-wrap: wrap; gap: 0.75rem; }
@media (min-width: 640px) { .site-footer__links { justify-content: flex-end; } }
.site-footer__link {
  display: inline-flex;
  align-items: center;
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.8);
  background: rgba(255, 255, 255, 0.08);
  border-radius: var(--radius);
  text-decoration: none;
  transition: background var(--transition), color var(--transition);
}
.site-footer__link:hover {
  background: rgba(255, 255, 255, 0.14);
  color: #fff;
  text-decoration: none;
}
.site-footer__bottom { padding: 1rem 0 2rem; text-align: center; }
.site-footer__bottom p { margin: 0; font-size: 0.8125rem; color: rgba(255, 255, 255, 0.5); }

/* UebiFast CTA */
.uebifast-cta {
  background: var(--muted-bg);
  border-top: 1px solid var(--border);
}
.uebifast-cta__title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--fg);
  margin: 0 0 0.35rem;
  text-align: center;
}
@media (min-width: 768px) { .uebifast-cta__title { font-size: 1.375rem; } }
.uebifast-cta__sub {
  font-size: 0.875rem;
  color: var(--muted);
  margin: 0 0 1.5rem;
  text-align: center;
}
.uebifast-cta__buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
  margin-bottom: 1.5rem;
}
.btn-uebifast {
  padding: 0.75rem 1.25rem;
  font-size: 0.875rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: var(--radius);
  transition: background var(--transition), color var(--transition), border-color var(--transition);
}
.btn-uebifast--full {
  background: var(--primary);
  color: #fff;
  border: none;
}
.btn-uebifast--full:hover {
  background: #404040;
  color: #fff;
}
.btn-uebifast--solo {
  background: var(--card);
  color: var(--fg);
  border: 1px solid var(--border);
}
.btn-uebifast--solo:hover {
  border-color: var(--fg);
  color: var(--fg);
}
.uebifast-cta__back {
  display: block;
  text-align: center;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--fg);
  text-decoration: none;
}
.uebifast-cta__back:hover { text-decoration: underline; }

/* WhatsApp flutuante */
.wa-float {
  position: fixed;
  bottom: 1.25rem;
  right: 1.25rem;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3.25rem;
  height: 3.25rem;
  background: var(--wa);
  color: #fff;
  border-radius: 50%;
  text-decoration: none;
  box-shadow: 0 2px 12px rgba(37, 211, 102, 0.35);
  transition: transform var(--transition), box-shadow var(--transition);
}
.wa-float:hover { transform: scale(1.06); box-shadow: 0 4px 16px rgba(37, 211, 102, 0.45); color: #fff; }