/* =========================================================
   MIX CONCRETAGEM — Landing Page de Captura de Leads
   Tokens: --red (marca), --dark (seções escuras), --light
   ========================================================= */

:root {
  --red: #F72228;
  --red-dark: #C71820;
  --dark: #212529;
  --dark-2: #17181a;
  --light: #F5F5F6;
  --white: #ffffff;
  --text: #212529;
  --text-soft: #5b5f63;
  --radius: 10px;
  --radius-lg: 18px;
  --shadow: 0 20px 40px -20px rgba(0,0,0,.35);
  --container: 1180px;
  --ff-head: 'Poppins', sans-serif;
  --ff-body: 'Inter', sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--ff-body);
  color: var(--text);
  background: var(--white);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, h4 {
  font-family: var(--ff-head);
  line-height: 1.15;
  margin: 0 0 16px;
  color: var(--dark-2);
}
h1 { font-size: clamp(2.1rem, 3.6vw, 3rem); font-weight: 800; }
h2 { font-size: clamp(1.7rem, 3vw, 2.3rem); font-weight: 700; }
h3 { font-size: 1.2rem; font-weight: 700; }
p { margin: 0 0 16px; color: var(--text-soft); }

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}
.container--narrow { max-width: 780px; }

section { padding: 88px 0; }
@media (max-width: 720px) { section { padding: 56px 0; } }

/* -------- Eyebrow (linha vermelha de destaque, já usada na marca) -------- */
.eyebrow {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 600;
  font-size: .95rem;
  color: var(--red);
  margin-bottom: 14px;
}
.eyebrow--light { color: #ff8a8d; }
.eyebrow__bar { width: 28px; height: 3px; background: var(--red); border-radius: 2px; display: inline-block; }

/* -------- Botões -------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 15px 30px;
  border-radius: 999px;
  font-weight: 700;
  font-size: .95rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform .15s ease, background .2s ease, color .2s ease, border-color .2s ease;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }
.btn--primary { background: var(--red); color: var(--white); }
.btn--primary:hover { background: var(--red-dark); }
.btn--outline { background: transparent; color: var(--red); border-color: var(--red); }
.btn--outline:hover { background: var(--red); color: var(--white); }
.btn--dark { background: var(--dark-2); color: var(--white); }
.btn--dark:hover { background: #000; }
.btn--sm { padding: 10px 20px; font-size: .85rem; }
.btn--block { width: 100%; }

/* -------- Logo (marca original Mix Concretagem) -------- */
.logo { display: inline-flex; align-items: center; gap: 12px; }
.logo__mark {
  width: 42px; height: 42px;
  border-radius: 11px;
  position: relative;
  overflow: hidden;
  flex: none;
  display: flex; align-items: center; justify-content: center;
  background: var(--red);
  box-shadow: inset 0 0 0 2px rgba(0,0,0,.15);
}
.logo__mark span {
  position: relative; z-index: 2;
  font-family: var(--ff-head);
  font-weight: 800;
  color: var(--white);
  font-size: 1.15rem;
  text-shadow: 0 1px 2px rgba(0,0,0,.45);
  display: flex; align-items: center; justify-content: center;
  width: 100%; height: 100%;
}
.logo__truck {
  position: relative; z-index: 2;
  width: 30px; height: 30px;
  display: block;
  filter: drop-shadow(0 1px 1px rgba(0,0,0,.35));
}
.logo__word { display: flex; flex-direction: column; line-height: 1.15; }
.logo__word .word-main {
  font-family: var(--ff-head);
  font-weight: 800;
  font-size: 1.05rem;
  color: var(--white);
  letter-spacing: .5px;
}
.logo__word .word-sub {
  font-family: var(--ff-body);
  font-weight: 600;
  font-size: .62rem;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: #b9bbbd;
}

/* -------- Barra social fixa -------- */
.social-rail {
  position: fixed;
  top: 45%;
  right: 0;
  transform: translateY(-50%);
  display: flex;
  flex-direction: column;
  z-index: 60;
}
.social-rail__icon {
  width: 42px; height: 42px;
  background: var(--red);
  color: var(--white);
  display: flex; align-items: center; justify-content: center;
  border-bottom: 1px solid rgba(255,255,255,.25);
  transition: background .2s ease;
}
.social-rail__icon:hover { background: var(--red-dark); }
@media (max-width: 720px) { .social-rail { display: none; } }

/* -------- Header -------- */
.header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(23,24,26,.92);
  backdrop-filter: blur(6px);
}
.header__inner {
  display: flex; align-items: center; gap: 28px;
  padding: 16px 24px;
}
.nav { display: flex; gap: 26px; margin-left: auto; }
.nav a { color: #e7e7e8; font-size: .93rem; font-weight: 500; }
.nav a:hover { color: var(--red); }
.header__cta { margin-left: 12px; }
.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: 0; cursor: pointer; margin-left: auto; }
.nav-toggle span { width: 24px; height: 2px; background: #fff; display: block; }

@media (max-width: 900px) {
  .nav { display: none; }
  .header__cta { display: none; }
  .nav-toggle { display: flex; }
  .header__inner { justify-content: space-between; }
  .nav.is-open {
    display: flex; flex-direction: column; gap: 0;
    position: absolute; top: 100%; left: 0; right: 0;
    background: var(--dark-2); padding: 8px 24px 20px;
  }
  .nav.is-open a { padding: 12px 0; border-bottom: 1px solid rgba(255,255,255,.08); }
}

/* -------- Hero -------- */
.hero {
  position: relative;
  background: var(--dark-2);
  overflow: hidden;
  padding: 70px 0 90px;
}
.hero__bg {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse at 20% 20%, rgba(247,34,40,.18), transparent 55%),
    repeating-linear-gradient(135deg, rgba(255,255,255,.025) 0 2px, transparent 2px 26px),
    linear-gradient(200deg, #1d1e20 0%, #101112 70%);
}
.hero__shape { position: absolute; border: 2px solid rgba(247,34,40,.35); }
.hero__shape--diamond { width: 140px; height: 140px; top: -30px; right: 8%; transform: rotate(45deg); }
.hero__shape--triangle {
  width: 0; height: 0;
  border-left: 90px solid transparent;
  border-right: 90px solid transparent;
  border-bottom: 150px solid rgba(247,34,40,.12);
  bottom: -40px; right: -20px;
  border-top: none;
}
.hero__inner {
  position: relative;
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 56px;
  align-items: start;
}
@media (max-width: 960px) { .hero__inner { grid-template-columns: 1fr; } }

.hero__copy h1 { color: var(--white); }
.hero__lead { color: #cfd1d3; font-size: 1.05rem; max-width: 480px; }
.hero__trust {
  list-style: none; margin: 30px 0 26px; padding: 0;
  display: flex; gap: 30px; flex-wrap: wrap;
}
.hero__trust li { display: flex; flex-direction: column; }
.hero__trust strong { color: var(--white); font-family: var(--ff-head); font-size: 1.3rem; }
.hero__trust span { color: #9a9da0; font-size: .82rem; }
.hero__link-secondary { color: #fff; font-weight: 600; border-bottom: 2px solid var(--red); padding-bottom: 3px; }

/* -------- Formulário (card no hero) -------- */
.hero__form-wrap { position: relative; }
.lead-form {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 32px 30px 28px;
  box-shadow: var(--shadow);
}
.lead-form h2 { font-size: 1.4rem; margin-bottom: 6px; }
.lead-form__sub { font-size: .88rem; margin-bottom: 20px; }
.field { margin-bottom: 14px; }
.field label { display: block; font-size: .82rem; font-weight: 600; color: var(--dark-2); margin-bottom: 6px; }
.field label span { font-weight: 400; color: var(--text-soft); }
.field input, .field select, .field textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1.5px solid #e2e3e5;
  border-radius: 8px;
  font-family: var(--ff-body);
  font-size: .93rem;
  background: #fbfbfc;
  transition: border-color .15s ease;
}
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--red); background: #fff;
}
.checkbox {
  display: flex; gap: 10px; align-items: flex-start;
  font-size: .78rem; color: var(--text-soft);
  margin: 6px 0 18px;
}
.checkbox input { margin-top: 3px; }
.checkbox a { color: var(--red); text-decoration: underline; }
.lead-form__note { font-size: .74rem; text-align: center; margin: 10px 0 0; }

/* -------- Por que a Mix Concretagem -------- */
.why { background: var(--dark); color: var(--white); }
.why__inner { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; }
@media (max-width: 900px) { .why__inner { grid-template-columns: 1fr; } }
.why__text h2, .why__text p { color: var(--white); }
.why__text p { color: #c7c9cb; }
.why__list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 26px; }
.why__list li { display: flex; gap: 16px; }
.why__icon {
  width: 46px; height: 46px; flex: none;
  background: rgba(247,34,40,.14);
  color: var(--red);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
}
.why__list strong { color: var(--white); display: block; margin-bottom: 4px; }
.why__list p { margin: 0; font-size: .9rem; }

/* -------- Produtos -------- */
.products__lead { max-width: 560px; }
.products__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
  margin-top: 36px;
}
@media (max-width: 980px) { .products__grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .products__grid { grid-template-columns: 1fr; } }
.product-card {
  border: 1.5px solid #ececed;
  border-radius: var(--radius-lg);
  padding: 28px 22px;
  transition: border-color .2s ease, transform .2s ease;
}
.product-card:hover { border-color: var(--red); transform: translateY(-4px); }
.product-card__icon {
  width: 52px; height: 52px;
  background: var(--light);
  color: var(--red);
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 16px;
}
.product-card p { font-size: .88rem; }
.product-card a { color: var(--red); font-weight: 700; font-size: .88rem; }

/* -------- Banner de estatísticas -------- */
.stats {
  background: linear-gradient(180deg, #232426, #17181a);
  color: var(--white);
  text-align: center;
}
.stats__inner p { color: #e6e7e8; font-size: 1.25rem; max-width: 780px; margin: 0 auto 34px; font-family: var(--ff-head); font-weight: 600; }
.stats__grid { display: flex; justify-content: center; gap: 60px; margin-bottom: 36px; flex-wrap: wrap; }
.stats__grid strong { display: block; font-family: var(--ff-head); font-size: 2.4rem; color: var(--red); }
.stats__grid span { font-size: .85rem; color: #b7b9bb; }

/* -------- Obras realizadas -------- */
.portfolio__lead { text-align: center; max-width: 560px; margin: 0 auto 50px; }
.portfolio__text p {
  font-size: 1.15rem;
  color: var(--dark-2);
  font-family: var(--ff-head);
  font-weight: 600;
  line-height: 1.4;
}
.portfolio__item {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 44px; align-items: center;
  margin-bottom: 56px;
}
.portfolio__item--reverse .portfolio__media { order: 2; }
@media (max-width: 800px) {
  .portfolio__item, .portfolio__item--reverse { grid-template-columns: 1fr; }
  .portfolio__item--reverse .portfolio__media { order: 0; }
}
.portfolio__media {
  aspect-ratio: 4/3;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, #2b2c2e, #101112);
  position: relative;
  overflow: hidden;
}
.portfolio__media img {
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
}
.portfolio__media::before {
  content: attr(data-placeholder);
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  padding: 20px; text-align: center;
  color: rgba(255,255,255,.55);
  font-size: .82rem;
  border: 1px dashed rgba(255,255,255,.2);
  margin: 10px;
  border-radius: 10px;
}
.portfolio__cta { text-align: center; margin-top: 10px; }

/* -------- FAQ / Accordion -------- */
.faq { background: var(--light); }
.faq h2 { text-align: center; }
.accordion { margin-top: 30px; }
.accordion__item {
  width: 100%;
  display: flex; align-items: center; justify-content: space-between;
  background: var(--white);
  border: 1px solid #e6e6e7;
  padding: 18px 22px;
  font-family: var(--ff-body);
  font-weight: 600;
  font-size: .98rem;
  text-align: left;
  cursor: pointer;
  border-radius: 10px;
  margin-bottom: 10px;
  color: var(--dark-2);
}
.accordion__icon { color: var(--red); font-size: 1.3rem; transition: transform .2s ease; }
.accordion__item[aria-expanded="true"] .accordion__icon { transform: rotate(45deg); }
.accordion__panel {
  max-height: 0; overflow: hidden;
  transition: max-height .25s ease;
  margin: -6px 0 10px;
  padding: 0 22px;
}
.accordion__panel p { font-size: .9rem; padding-top: 4px; }

/* -------- Onde estamos -------- */
.locations { background: var(--red); color: var(--white); overflow: hidden; }
.locations__inner { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; }
@media (max-width: 800px) { .locations__inner { grid-template-columns: 1fr; } }
.locations__text h2, .locations__text p { color: var(--white); }
.locations__map {
  aspect-ratio: 4/3; max-width: 460px; margin: 0 auto;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 6px solid rgba(255,255,255,.25);
  box-shadow: var(--shadow);
}
.locations__map iframe { width: 100%; height: 100%; display: block; }

/* -------- Footer -------- */
.footer { background: var(--dark-2); color: #c7c9cb; padding-top: 70px; }
.footer__grid {
  display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px; padding-bottom: 50px;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
@media (max-width: 800px) { .footer__grid { grid-template-columns: 1fr 1fr; } }
.footer h4 { color: var(--white); font-size: .95rem; margin-bottom: 16px; }
.footer ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 10px; }
.footer a { font-size: .88rem; color: #b7b9bb; }
.footer a:hover { color: var(--red); }
.footer__brand p { font-size: .85rem; margin: 16px 0 18px; }
.footer__bottom { padding: 22px 24px; font-size: .8rem; text-align: center; }

/* -------- Botão flutuante WhatsApp -------- */
.wa-float {
  position: fixed; right: 24px; bottom: 24px;
  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,.3);
  z-index: 70;
  transition: transform .15s ease;
}
.wa-float:hover { transform: scale(1.08); }