/* LCZ Engenharia - landing page otimizada para WhatsApp e Google Ads */

:root {
  --green: #08a928;
  --green-dark: #087a24;
  --green-deep: #0f3d2a;
  --blue: #123e76;
  --wood: #7d4a21;
  --gold: #c49a4a;
  --cream: #fbf6ed;
  --cream-2: #f2eadc;
  --white: #fff;
  --black: #12120f;
  --muted: #66665e;
  --line: rgba(18, 18, 15, .11);
  --shadow: 0 16px 46px rgba(36, 25, 10, .14);
  --radius: 22px;
  --container: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--black);
  background: var(--cream);
  line-height: 1.45;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
.container { width: min(100% - 34px, var(--container)); margin: 0 auto; }

.header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255,255,255,.94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(16px);
}
.header__inner {
  min-height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: fit-content;
}
.brand__icon {
  width: 50px;
  height: 50px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: #34b5ef;
  box-shadow: inset 0 -5px 12px rgba(0,0,0,.08);
}
.brand__icon svg {
  width: 30px;
  height: 30px;
  fill: none;
  stroke: #fff;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.brand strong {
  display: block;
  color: var(--blue);
  font-size: 22px;
  line-height: 1;
  letter-spacing: -.02em;
  text-transform: uppercase;
}
.brand small {
  display: block;
  color: #53606f;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .13em;
  text-transform: uppercase;
  margin-top: 4px;
}
.nav {
  display: flex;
  gap: 25px;
  font-size: 14px;
  font-weight: 800;
}
.nav a:hover { color: var(--green-dark); }

.wa-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 48px;
  border-radius: 13px;
  padding: 12px 18px;
  background: linear-gradient(180deg, #11d837 0%, #079a25 100%);
  color: #fff;
  border: 1px solid rgba(255,255,255,.38);
  box-shadow: 0 11px 28px rgba(8,169,40,.31), inset 0 1px 0 rgba(255,255,255,.28);
  font-weight: 900;
  text-align: center;
  transition: transform .15s ease, box-shadow .15s ease, filter .15s ease;
}
.wa-btn:hover {
  transform: translateY(-1px);
  filter: brightness(1.03);
  box-shadow: 0 16px 35px rgba(8,169,40,.38), inset 0 1px 0 rgba(255,255,255,.3);
}
.wa-icon {
  width: 31px;
  height: 31px;
  border-radius: 50%;
  display: inline-grid;
  place-items: center;
  border: 2px solid #fff;
  font-size: 15px;
  font-weight: 900;
  line-height: 1;
}
.wa-btn--header { min-height: 46px; border-radius: 10px; padding: 10px 20px; }
.wa-btn--hero { min-height: 61px; font-size: 18px; padding: 15px 24px; }
.wa-btn--card {
  width: 100%;
  min-height: 46px;
  margin-top: auto;
  border-radius: 12px;
  padding: 10px 12px;
  font-size: 14px;
  line-height: 1.12;
  justify-content: center;
}
.wa-btn--card .wa-icon { width: 27px; height: 27px; font-size: 13px; }
.wa-btn--panel,
.wa-btn--final { min-height: 64px; font-size: 20px; border-radius: 15px; padding: 15px 26px; }

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 61px;
  padding: 15px 24px;
  border-radius: 14px;
  background: rgba(255,255,255,.96);
  color: var(--black);
  font-weight: 900;
  border: 1px solid rgba(255,255,255,.58);
}

.hero {
  position: relative;
  min-height: 690px;
  display: grid;
  align-items: center;
  overflow: hidden;
  background: #111;
}
.hero__image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero__overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(0,0,0,.77) 0%, rgba(0,0,0,.56) 38%, rgba(0,0,0,.18) 67%, rgba(0,0,0,.05) 100%),
    linear-gradient(0deg, rgba(0,0,0,.2), rgba(0,0,0,.05));
}
.hero__content {
  position: relative;
  z-index: 2;
  padding: 90px 0;
}
.hero__copy { max-width: 690px; color: #fff; }
.eyebrow {
  margin: 0 0 14px;
  color: var(--gold);
  font-size: 13px;
  font-weight: 950;
  letter-spacing: .16em;
  text-transform: uppercase;
}
.eyebrow--center { text-align: center; }
.hero h1 {
  margin: 0 0 22px;
  font-size: clamp(42px, 6vw, 76px);
  line-height: .94;
  letter-spacing: -.067em;
}
.hero h1 span { color: #20e246; }
.hero__subtitle {
  max-width: 620px;
  margin: 0 0 30px;
  font-size: 19px;
  color: rgba(255,255,255,.9);
}
.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 34px;
}
.trust-badges {
  display: flex;
  gap: 15px;
  flex-wrap: wrap;
}
.trust-badges span {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 11px 14px;
  border-radius: 999px;
  color: #fff;
  background: rgba(0,0,0,.25);
  border: 1px solid rgba(255,255,255,.18);
  font-weight: 850;
  font-size: 14px;
}
.trust-badges b {
  color: var(--gold);
  font-size: 16px;
}

.section { padding: 78px 0; }
.section-title {
  max-width: 780px;
  margin: 0 auto 38px;
  text-align: center;
}
.section-title h2 {
  margin: 0 0 12px;
  font-size: clamp(32px, 4vw, 50px);
  line-height: 1.02;
  letter-spacing: -.055em;
}
.section-title p {
  color: var(--muted);
  margin: 0 auto;
  max-width: 900px;
  font-size: 18px;
  line-height: 1.45;
}

.services { background: #fffaf2; }
.services__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}
.service-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 16px;
  box-shadow: 0 10px 28px rgba(40,29,15,.09);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.service-card img {
  width: 100%;
  aspect-ratio: 1 / .82;
  object-fit: cover;
}
.service-card__body {
  padding: 16px;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 10px;
  flex: 1;
}
.service-card h3 {
  margin: 0;
  min-height: 46px;
  font-size: 19px;
  line-height: 1.14;
  letter-spacing: -.03em;
}
.service-card p {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.42;
  margin: 0;
  flex: 1;
}

.quote-panel {
  padding: 0 0 70px;
  background: #fffaf2;
}
.quote-panel__box {
  display: grid;
  grid-template-columns: 1fr 1.1fr .95fr;
  gap: 26px;
  align-items: center;
  border: 1px solid rgba(196,154,74,.38);
  border-radius: var(--radius);
  background: linear-gradient(180deg, #fffdfa 0%, #fff6e7 100%);
  box-shadow: 0 14px 42px rgba(91,60,22,.08);
  padding: 30px;
}
.quote-panel__headline {
  display: flex;
  gap: 18px;
  align-items: center;
}
.round-icon {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  color: var(--gold);
  border: 3px solid rgba(196,154,74,.4);
  font-weight: 900;
  font-size: 30px;
}
.quote-panel h2 {
  margin: 0;
  font-size: clamp(24px, 3vw, 36px);
  line-height: 1.04;
  letter-spacing: -.04em;
}
.quote-panel__list p {
  margin: 0 0 11px;
  font-weight: 850;
}
.quote-panel__list ul {
  margin: 0;
  padding: 0;
  list-style: none;
}
.quote-panel__list li {
  position: relative;
  padding-left: 26px;
  margin: 7px 0;
}
.quote-panel__list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--green-dark);
  font-weight: 900;
}
.quote-panel__cta {
  text-align: center;
  display: grid;
  gap: 9px;
}
.quote-panel__cta small { color: var(--muted); }

.works { background: #fff; }
.works__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.works figure {
  margin: 0;
  text-align: center;
}
.works img {
  width: 100%;
  aspect-ratio: 1.35/1;
  object-fit: cover;
  border-radius: 17px;
  box-shadow: var(--shadow);
}
.works figcaption {
  margin-top: 12px;
  color: #333;
  font-weight: 750;
}

.steps { background: var(--cream); }
.steps__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
.steps article {
  position: relative;
  background: rgba(255,255,255,.72);
  border: 1px solid rgba(196,154,74,.25);
  border-radius: 18px;
  padding: 30px 22px 24px;
  text-align: center;
  box-shadow: 0 8px 22px rgba(65,43,15,.06);
}
.steps article span {
  display: grid;
  place-items: center;
  width: 58px;
  height: 58px;
  margin: -56px auto 18px;
  border-radius: 50%;
  color: var(--wood);
  font-weight: 950;
  background: #f2dfbd;
  border: 1px solid rgba(196,154,74,.48);
  box-shadow: 0 9px 20px rgba(196,154,74,.18);
}
.steps h3 {
  margin: 0 0 10px;
  font-size: 19px;
}
.steps p {
  color: var(--muted);
  margin: 0;
}

.faq { background: #fffaf2; padding-top: 60px; }
.faq__wrap { max-width: 980px; }
details {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 13px;
  margin: 12px 0;
  padding: 18px 20px;
  box-shadow: 0 7px 18px rgba(40,29,15,.05);
}
summary {
  cursor: pointer;
  font-weight: 900;
  color: #202020;
}
details p {
  margin: 12px 0 0;
  color: var(--muted);
}

.final-cta {
  padding: 0 0 70px;
  background: #fffaf2;
}
.final-cta__box {
  display: grid;
  grid-template-columns: 1.2fr .85fr;
  align-items: center;
  gap: 24px;
  color: #fff;
  border-radius: 22px;
  padding: 34px 42px;
  background:
    linear-gradient(90deg, rgba(35,18,5,.94), rgba(60,31,10,.82)),
    radial-gradient(circle at top left, rgba(196,154,74,.35), transparent 35%),
    #2a1607;
  box-shadow: var(--shadow);
}
.final-cta h2 {
  margin: 0 0 8px;
  font-size: clamp(28px, 4vw, 42px);
  line-height: 1.05;
  letter-spacing: -.045em;
}
.final-cta p {
  margin: 0;
  color: rgba(255,255,255,.82);
}

.float-wa {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 60;
  display: inline-flex;
  align-items: center;
  gap: 9px;
  min-height: 58px;
  padding: 13px 19px;
  border-radius: 999px;
  background: linear-gradient(180deg, #11d837, #079a25);
  color: #fff;
  font-weight: 950;
  box-shadow: 0 14px 35px rgba(8,169,40,.44);
}

.footer {
  background: #f5ede0;
  border-top: 1px solid rgba(0,0,0,.08);
  padding: 34px 0 22px;
}
.footer__grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr .8fr;
  gap: 36px;
}
.footer p {
  color: var(--muted);
  margin: 7px 0;
}
.footer h3 {
  margin: 0 0 10px;
  color: var(--black);
}
.footer a { color: var(--blue); font-weight: 850; text-decoration: underline; }
.brand--footer { margin-bottom: 12px; text-decoration: none !important; }
.footer__bottom {
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid rgba(0,0,0,.08);
  color: var(--muted);
  text-align: center;
  font-size: 13px;
}

@media (max-width: 1100px) {
  .services__grid { grid-template-columns: repeat(3, 1fr); }
  .quote-panel__box { grid-template-columns: 1fr; }
  .quote-panel__cta { text-align: left; }
}

@media (max-width: 820px) {
  .nav { display: none; }
  .hero { min-height: 680px; }
  .hero__overlay {
    background:
      linear-gradient(0deg, rgba(0,0,0,.72), rgba(0,0,0,.45)),
      linear-gradient(90deg, rgba(0,0,0,.58), rgba(0,0,0,.18));
  }
  .hero__content { padding: 62px 0; }
  .hero__actions { flex-direction: column; align-items: stretch; }
  .btn-secondary, .wa-btn--hero { width: 100%; }
  .trust-badges { gap: 8px; }
  .trust-badges span { font-size: 13px; }
  .services__grid { grid-template-columns: repeat(2, 1fr); }
  .works__grid { grid-template-columns: 1fr; }
  .steps__grid { grid-template-columns: 1fr 1fr; row-gap: 42px; }
  .final-cta__box { grid-template-columns: 1fr; text-align: center; }
  .footer__grid { grid-template-columns: 1fr; }
}

@media (max-width: 560px) {
  .container { width: min(100% - 24px, var(--container)); }
  .header__inner { min-height: 66px; }
  .brand__icon { width: 42px; height: 42px; }
  .brand__icon svg { width: 25px; height: 25px; }
  .brand strong { font-size: 16px; }
  .brand small { font-size: 9px; letter-spacing: .09em; }
  .wa-btn--header { display: none; }
  .hero { min-height: 705px; }
  .hero h1 { font-size: clamp(40px, 12vw, 56px); }
  .hero__subtitle { font-size: 16px; }
  .section { padding: 58px 0; }
  .section-title h2 { font-size: 32px; }
  .services__grid { grid-template-columns: 1fr; }
  .quote-panel__box { padding: 22px; }
  .quote-panel__headline { display: block; }
  .round-icon { margin-bottom: 14px; }
  .steps__grid { grid-template-columns: 1fr; }
  .float-wa {
    left: 12px;
    right: 12px;
    bottom: 12px;
    justify-content: center;
  }
  .footer { padding-bottom: 88px; }
}