/* ===== Tokens ===== */
:root {
  --color-primary: #FFB300;
  --color-primary-dark: #8C6200;
  --color-gold: #FFB300;
  --color-dark: #1A1A1A;
  --color-text: #2B2B2B;
  --color-text-muted: #5A5A5A;
  --color-bg: #FFFFFF;
  --color-bg-alt: #FAF6F0;
  --color-border: #E9E2D8;
  --font-heading: 'Poppins', sans-serif;
  --font-body: 'Inter', sans-serif;
  --radius: 14px;
  --max-width: 1140px;
  --shadow: 0 10px 30px rgba(26, 26, 26, 0.08);
}

/* ===== Reset ===== */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
h1, h2, h3 { font-family: var(--font-heading); color: var(--color-dark); line-height: 1.2; margin: 0 0 0.5em; }
p { margin: 0 0 1em; color: var(--color-text-muted); }
ul, ol { margin: 0; padding: 0; list-style: none; }

/* Focus visibility for accessibility */
a:focus-visible,
button:focus-visible {
  outline: 3px solid var(--color-primary-dark);
  outline-offset: 2px;
  border-radius: 4px;
}

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

.skip-link {
  position: absolute;
  left: -999px;
  top: auto;
  background: var(--color-dark);
  color: #fff;
  padding: 12px 20px;
  z-index: 1000;
  border-radius: 0 0 8px 0;
}
.skip-link:focus {
  left: 0;
  top: 0;
}

.eyebrow {
  color: var(--color-primary-dark);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.85rem;
  margin-bottom: 0.5em;
}
.eyebrow.center { text-align: center; }
.center { text-align: center; }
.section-lead {
  max-width: 640px;
  margin: 0 auto 2.5rem;
}
.section-lead.center { margin-left: auto; margin-right: auto; }

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  font-family: var(--font-heading);
  font-weight: 600;
  text-decoration: none;
  border-radius: 999px;
  padding: 0.9em 1.6em;
  min-height: 44px;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
  border: 2px solid transparent;
}
.btn-primary {
  background: var(--color-primary);
  color: var(--color-dark);
}
.btn-primary:hover { background: var(--color-primary-dark); color: #fff; transform: translateY(-2px); }
.btn-outline {
  background: transparent;
  border-color: var(--color-dark);
  color: var(--color-dark);
}
.btn-outline:hover { background: var(--color-dark); color: #fff; }
.btn-large { font-size: 1.05rem; padding: 1em 1.9em; }
.btn-small { font-size: 0.9rem; padding: 0.6em 1.1em; }

@media (max-width: 480px) {
  .btn-large { font-size: 0.92rem; padding: 0.8em 1.3em; gap: 0.4em; }
}

/* ===== Header ===== */
.site-header {
  position: sticky;
  top: 0;
  background: rgba(255, 255, 255, 0.97);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--color-border);
  z-index: 100;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 10px;
  padding-bottom: 10px;
}
.logo-img { height: 56px; width: auto; }

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  cursor: pointer;
}
.nav-toggle-bar {
  display: block;
  width: 22px;
  height: 2px;
  margin: 0 auto;
  background: var(--color-dark);
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}
.nav-list a:not(.btn) {
  text-decoration: none;
  font-weight: 500;
  color: var(--color-text);
  padding: 0.4em 0.1em;
  border-bottom: 2px solid transparent;
}
.nav-list a:not(.btn):hover { border-bottom-color: var(--color-primary); }

@media (max-width: 860px) {
  .nav-toggle { display: flex; }
  .nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #fff;
    border-bottom: 1px solid var(--color-border);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.25s ease;
  }
  .nav.is-open { max-height: 420px; }
  .nav-list {
    flex-direction: column;
    align-items: stretch;
    padding: 1rem 24px 1.5rem;
    gap: 1rem;
  }
  .nav-list .btn { align-self: flex-start; }
}

/* ===== Hero ===== */
.hero {
  position: relative;
  overflow: hidden;
  background: #131110;
  min-height: 760px;
  display: flex;
  align-items: center;
}
.hero-bg-photo {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  z-index: 0;
}
.hero-scrim {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg,
    #131110 0%,
    #131110 32%,
    rgba(19,17,16,0.88) 48%,
    rgba(19,17,16,0.45) 68%,
    rgba(19,17,16,0.15) 100%);
  z-index: 1;
}
.hero-inner {
  position: relative;
  z-index: 2;
  max-width: 640px;
  padding: 64px 0;
}
.hero-eyebrow {
  display: flex;
  align-items: center;
  gap: 0.6em;
  color: var(--color-gold);
  letter-spacing: 0.12em;
}
.stripe-icon {
  display: inline-block;
  width: 22px;
  height: 14px;
  background: repeating-linear-gradient(45deg, var(--color-gold) 0 4px, transparent 4px 8px);
  flex-shrink: 0;
}
.eyebrow-numbered .stripe-icon {
  background: repeating-linear-gradient(45deg, var(--color-gold) 0 4px, #171310 4px 8px);
}
.hero h1 {
  font-family: 'Oswald', var(--font-heading);
  font-size: clamp(2.1rem, 4.6vw, 3.4rem);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.01em;
  color: #fff;
}
.hero h1 .accent { color: var(--color-gold); }
.hero-lead { font-size: 1.1rem; color: #C9C3BA; max-width: 480px; }
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin: 1.75rem 0;
}
.hero .btn-primary,
.how-section .btn-primary { background: var(--color-gold); color: #171310; }
.hero .btn-primary:hover,
.how-section .btn-primary:hover { background: #ffd54a; }
.hero .btn-outline {
  border-color: rgba(255,255,255,0.5);
  color: #fff;
}
.hero .btn-outline:hover { background: #fff; color: var(--color-dark); }
.hero-tag {
  display: flex;
  align-items: center;
  gap: 0.6em;
  color: #C9C3BA;
  font-size: 0.92rem;
  margin: 0;
}
.hero-tag strong { color: #fff; }

.hero-stripe {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 10px;
  background: repeating-linear-gradient(135deg, #171310 0 18px, var(--color-gold) 18px 36px);
  z-index: 2;
}

@media (max-width: 860px) {
  .hero-bg-photo { object-position: 30% center; }
  .hero-scrim {
    background: linear-gradient(90deg,
      #131110 0%,
      #131110 40%,
      rgba(19,17,16,0.85) 60%,
      rgba(19,17,16,0.35) 85%,
      rgba(19,17,16,0.2) 100%);
  }
}

@media (max-width: 700px) {
  .hero { min-height: 560px; }
  .hero-inner { padding: 48px 0; }
  .hero-lead { max-width: none; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-actions .btn { justify-content: center; }
}

/* ===== Sections ===== */
.section { padding: 84px 0; }
.section-alt { background: var(--color-bg-alt); }
.section-dark {
  background: var(--color-dark);
  color: #fff;
}
.section-dark h2, .section-dark .eyebrow { color: #fff; }
.section-dark p { color: #D8D2C8; }

/* About */
.about-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 3rem;
  align-items: center;
}
.about-image img {
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.trust-badge {
  margin-top: 1.5rem;
  padding: 1rem 1.25rem;
  background: var(--color-bg-alt);
  border-left: 4px solid var(--color-primary);
  border-radius: 8px;
}
.trust-badge strong { display: block; color: var(--color-dark); margin-bottom: 0.25em; }
.trust-badge span { font-size: 0.92rem; color: var(--color-text-muted); }

@media (max-width: 860px) {
  .about-grid { grid-template-columns: 1fr; }
  .about-image { order: -1; }
}

/* Services */
.services-head-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 2rem;
  margin-bottom: 2.5rem;
}
.services-title {
  font-family: 'Oswald', var(--font-heading);
  font-size: clamp(1.6rem, 3.4vw, 2.6rem);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.005em;
  max-width: 620px;
}
.services-head-side { max-width: 300px; flex-shrink: 0; }
.services-head-side p { font-size: 0.95rem; }
.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 0.4em;
  font-weight: 700;
  text-transform: uppercase;
  font-size: 0.85rem;
  letter-spacing: 0.04em;
  text-decoration: none;
  color: var(--color-dark);
  border-bottom: 2px solid var(--color-dark);
  padding-bottom: 2px;
}

.services-grid-v2 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}
.service-card {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.5rem;
  text-decoration: none;
  color: inherit;
  transition: border-color 0.15s ease, transform 0.15s ease;
}
.service-card:hover { border-color: var(--color-dark); transform: translateY(-2px); }
.service-card__top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--color-text-muted);
  margin-bottom: 1.25rem;
}
.service-card__top span { font-family: 'Oswald', var(--font-heading); font-weight: 600; font-size: 0.9rem; display: inline-flex; align-items: center; gap: 0.4em; }
.service-card__top svg { color: var(--color-dark); }
.service-card h3 { font-size: 1.1rem; margin-bottom: 0.4em; }
.service-card p { font-size: 0.9rem; margin-bottom: 1rem; }
.service-card__more {
  margin-top: auto;
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--color-dark);
}

@media (max-width: 960px) {
  .services-head-row { flex-direction: column; align-items: flex-start; }
  .services-grid-v2 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
  .services-grid-v2 { grid-template-columns: 1fr; }
}

/* Rules */
.rules-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}
.rules-box {
  border-radius: var(--radius);
  padding: 1.75rem;
  background: #fff;
  border: 1px solid var(--color-border);
  color: var(--color-text);
}
.rules-box h3 { font-size: 1.1rem; color: var(--color-dark); }
.rules-box ul { display: flex; flex-direction: column; gap: 0.5rem; }
.rules-can { border-top: 4px solid #2E7D32; }
.rules-cannot { border-top: 4px solid #C62828; }

@media (max-width: 700px) {
  .rules-grid { grid-template-columns: 1fr; }
}

/* Como funciona */
.how-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 3.5rem;
  align-items: center;
}
.how-image img {
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  width: 100%;
  max-width: 320px;
  margin: 0 auto;
  display: block;
}
.how-content h2 {
  font-family: 'Oswald', var(--font-heading);
  font-size: clamp(1.7rem, 3vw, 2.3rem);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.01em;
}
.how-content h2 .accent { color: var(--color-gold); }
.how-section .section-lead { margin: 0 0 2rem; max-width: 480px; }

.steps-list { display: flex; flex-direction: column; }
.steps-list li {
  display: flex;
  gap: 1.1rem;
  padding: 1.1rem 0;
  border-top: 1px solid rgba(255,255,255,0.12);
}
.steps-list li:last-child { border-bottom: 1px solid rgba(255,255,255,0.12); }
.step-num {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  background: var(--color-gold);
  color: #171310;
  font-family: 'Oswald', var(--font-heading);
  font-weight: 700;
}
.steps-list h3 { font-size: 1rem; color: #fff; margin: 0 0 0.25em; }
.steps-list p { font-size: 0.88rem; margin-bottom: 0; }
.how-content .btn-primary { margin-top: 2rem; }

@media (max-width: 860px) {
  .how-grid { grid-template-columns: 1fr; }
  .how-image { max-width: 340px; margin: 0 auto; }
}

/* Gallery */
.insta-handle {
  font-weight: 600;
  text-decoration: none;
  color: var(--color-primary-dark);
}
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}
.gallery-item {
  display: block;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  aspect-ratio: 3 / 4;
}
.gallery-item img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.3s ease; }
.gallery-item:hover img { transform: scale(1.05); }

@media (max-width: 860px) {
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
}

/* Map */
.map-wrap {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.map-wrap iframe {
  width: 100%;
  height: 420px;
  border: 0;
  display: block;
}
.map-fallback { text-align: center; margin-top: 1rem; }
.map-fallback a { color: var(--color-primary-dark); font-weight: 600; text-decoration: underline; }

/* Contact */
.contact-grid {
  display: grid;
  grid-template-columns: 1.3fr 0.7fr;
  gap: 3rem;
  align-items: center;
}
.contact-list { margin: 1.5rem 0; display: flex; flex-direction: column; gap: 0.75rem; }
.contact-list li { display: flex; align-items: center; gap: 0.6em; }
.contact-list a { text-decoration: none; font-weight: 600; }
.contact-list a:hover { text-decoration: underline; }

@media (max-width: 860px) {
  .contact-grid { grid-template-columns: 1fr; }
}

/* Icons */
.icon {
  width: 20px;
  height: 20px;
  vertical-align: -5px;
  display: inline-block;
}
.icon-lg {
  width: 28px;
  height: 28px;
  vertical-align: middle;
}

/* Floating WhatsApp button */
.whatsapp-float {
  position: fixed;
  right: 20px;
  bottom: 20px;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: #25D366;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  text-decoration: none;
  box-shadow: 0 8px 20px rgba(0,0,0,0.25);
  z-index: 90;
}
.whatsapp-float:hover { transform: scale(1.06); }

/* Footer */
.site-footer {
  background: var(--color-dark);
  color: #D8D2C8;
  padding: 40px 0;
  border-top: 4px solid var(--color-primary);
}
.footer-inner { text-align: center; }
.footer-logo {
  margin: 0 auto 1rem;
  border-radius: 8px;
  background: #fff;
  padding: 4px;
}
.footer-sub { font-size: 0.85rem; color: #9B9488; }
.footer-credit { font-size: 0.8rem; color: #9B9488; margin-top: 1rem; }
.footer-credit a { color: var(--color-gold); text-decoration: underline; }

/* ===== Áreas atendidas ===== */
.areas-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 3rem;
  align-items: center;
}
.areas-text .btn { margin-top: 0.5rem; }
.areas-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}
.area-card {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.25rem;
  text-decoration: none;
  color: inherit;
  transition: border-color 0.15s ease, transform 0.15s ease;
}
.area-card:hover { border-color: var(--color-dark); transform: translateY(-2px); }
.area-card__top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--color-text-muted);
  font-family: 'Oswald', var(--font-heading);
  font-weight: 600;
  font-size: 0.85rem;
  margin-bottom: 1rem;
}
.area-card h3 { font-size: 1rem; margin-bottom: 0.3em; }
.area-card p { font-size: 0.85rem; margin-bottom: 0.75rem; }

@media (max-width: 860px) {
  .areas-grid { grid-template-columns: 1fr; }
  .areas-cards { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .areas-cards { grid-template-columns: 1fr; }
}

/* ===== CTA faixa ===== */
.cta-banner {
  position: relative;
  overflow: hidden;
  background: var(--color-gold);
}
.cta-banner__inner {
  position: relative;
  z-index: 1;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
  padding: 56px 24px;
}
.cta-banner__inner h2 {
  font-family: 'Oswald', var(--font-heading);
  font-size: clamp(1.3rem, 2.4vw, 1.8rem);
  font-weight: 700;
  text-transform: uppercase;
  max-width: 620px;
  margin-bottom: 0.4em;
}
.cta-banner__inner > div:first-child p { margin: 0; max-width: 480px; color: #3a2f14; }
.cta-banner__eyebrow { color: #3a2f14; margin-bottom: 0.5em; }
.cta-banner__btn {
  flex-shrink: 0;
  background: var(--color-dark);
  color: #fff;
}
.cta-banner__btn:hover { background: #000; }
.cta-banner__stripes {
  position: absolute;
  inset: 0;
  left: 55%;
  background: repeating-linear-gradient(135deg, transparent 0 18px, rgba(23,19,16,0.12) 18px 36px);
}

@media (max-width: 700px) {
  .cta-banner__inner { flex-direction: column; align-items: flex-start; padding: 40px 20px; }
}

/* ===== Situações de obra ===== */
.scenarios-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 2.5rem;
}
.scenario-card {
  display: block;
  border-top: 3px solid var(--color-dark);
  padding-top: 1.25rem;
  text-decoration: none;
  color: inherit;
}
.scenario-card svg { color: var(--color-primary-dark); margin-bottom: 1rem; }
.scenario-card h3 { font-size: 1.1rem; margin-bottom: 0.4em; }
.scenario-card p { font-size: 0.9rem; margin-bottom: 0.75rem; }

@media (max-width: 860px) {
  .scenarios-grid { grid-template-columns: 1fr; }
}

/* ===== Descarte responsável ===== */
.disposal-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 3.5rem;
  align-items: center;
  padding: 4rem 0;
}
.disposal-image img {
  width: 100%;
  max-width: 320px;
  margin: 0 auto;
  display: block;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.disposal-content { display: flex; flex-direction: column; justify-content: center; }
.disposal-content .rules-grid { margin: 2rem 0; }
.disposal-content .link-arrow { color: #fff; border-bottom-color: #fff; }

@media (max-width: 860px) {
  .disposal-grid { grid-template-columns: 1fr; text-align: center; }
  .disposal-image img {
    max-width: 100%;
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
    object-position: top;
  }
  .disposal-content { align-items: center; }
  .disposal-content .rules-grid { text-align: left; }
}

/* ===== FAQ ===== */
.faq-grid {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 3rem;
  align-items: start;
}
.faq-text .link-arrow { margin-top: 1rem; }
.faq-list { display: flex; flex-direction: column; }
.faq-item {
  border-top: 1px solid var(--color-border);
  padding: 1.1rem 0;
}
.faq-item:last-child { border-bottom: 1px solid var(--color-border); }
.faq-item summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  font-family: 'Oswald', var(--font-heading);
  font-weight: 600;
  font-size: 1rem;
  text-transform: uppercase;
  color: var(--color-dark);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '+';
  flex-shrink: 0;
  font-size: 1.3rem;
  font-weight: 400;
  transition: transform 0.15s ease;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item p { margin: 0.75rem 0 0; font-size: 0.92rem; }

@media (max-width: 860px) {
  .faq-grid { grid-template-columns: 1fr; }
}