/* =========================================================
   UDC Pisos — folha de estilo principal
   1. Tokens        2. Base        3. Componentes
   4. Seções        5. Rodapé      6. Responsivo
   ========================================================= */

/* ---------- 1. Tokens ---------- */
:root {
  --white: #ffffff;
  --gray-50: #f7f7f5;
  --gray-100: #eeeeeb;
  --gray-200: #e2e2de;
  --gray-500: #7b7b76;
  --gray-700: #3a3a38;
  --black: #111311;
  --green: #1f5e3b;
  --green-dark: #164429;
  --green-soft: #eaf1ec;
  --gold: #c2a04f;

  --radius: 20px;
  --radius-sm: 12px;
  --shadow-sm: 0 2px 8px rgba(17, 19, 17, .05);
  --shadow: 0 18px 50px -24px rgba(17, 19, 17, .28);
  --shadow-lg: 0 40px 90px -40px rgba(17, 19, 17, .45);
  --ease: cubic-bezier(.22, .61, .36, 1);
  --maxw: 1200px;
  --nav-h: 78px;
}

/* ---------- 2. Base ---------- */
* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; scroll-padding-top: var(--nav-h); }

body {
  font-family: "Inter", system-ui, -apple-system, sans-serif;
  color: var(--gray-700);
  background: var(--white);
  font-size: 17px;
  line-height: 1.7;
  font-weight: 300;
  -webkit-font-smoothing: antialiased;
}

img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
svg { width: 22px; height: 22px; stroke-linecap: round; stroke-linejoin: round; }

h1, h2, h3 {
  font-family: "Fraunces", Georgia, serif;
  font-weight: 400;
  color: var(--black);
  line-height: 1.12;
  letter-spacing: -.015em;
}
h1 { font-size: clamp(2.6rem, 6vw, 4.6rem); }
h2 { font-size: clamp(1.9rem, 3.6vw, 3rem); }
h3 { font-size: 1.12rem; font-family: "Inter", sans-serif; font-weight: 600; letter-spacing: 0; }

.wrap { width: min(100% - 48px, var(--maxw)); margin-inline: auto; }
.wrap--narrow { width: min(100% - 48px, 840px); }

.eyebrow {
  font-size: .72rem; letter-spacing: .22em; text-transform: uppercase;
  font-weight: 600; color: var(--white); margin-bottom: 18px;
}
.eyebrow--light { color: var(--gold); }
.lead { font-size: 1.08rem; color: var(--gray-500); }

/* Scroll reveal */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .9s var(--ease), transform .9s var(--ease); }
.reveal.is-in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}

/* ---------- 3. Componentes ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 14px 26px; border-radius: 999px; border: 1px solid transparent;
  font-size: .92rem; font-weight: 500; letter-spacing: .01em; cursor: pointer;
  transition: transform .35s var(--ease), background .35s var(--ease), color .35s var(--ease), box-shadow .35s var(--ease);
}
.btn:hover { transform: translateY(-2px); }
.btn--sm { padding: 10px 18px; font-size: .82rem; }
.btn--lg { padding: 17px 34px; font-size: 1rem; }
.btn--xl { padding: 21px 44px; font-size: 1.05rem; }
.btn--green { background: var(--green); color: var(--white); box-shadow: var(--shadow-sm); }
.btn--green:hover { background: var(--green-dark); box-shadow: var(--shadow); }
.btn--ghost { border-color: rgba(255, 255, 255, .55); color: var(--white); backdrop-filter: blur(6px); }
.btn--ghost:hover { background: rgba(255, 255, 255, .12); }
.btn--gold { background: var(--gold); color: var(--black); font-weight: 600; }
.btn--gold:hover { background: #d4b467; box-shadow: var(--shadow-lg); }

/* Navbar */
.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 60; height: var(--nav-h);
  display: flex; align-items: center;
  transition: background .4s var(--ease), box-shadow .4s var(--ease), height .4s var(--ease);
}
.nav__inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.nav.is-stuck { background: rgba(255, 255, 255, .92); backdrop-filter: blur(14px); box-shadow: 0 1px 0 var(--gray-200); height: 68px; }

.logo { display: flex; align-items: center; gap: 12px; color: var(--white); }
.nav.is-stuck .logo { color: var(--black); }
.logo__mark {
  font-family: "Fraunces", serif; font-size: .95rem; letter-spacing: .06em;
  border: 1px solid currentColor; border-radius: 10px; padding: 6px 9px; line-height: 1;
}
.logo__txt { font-family: "Fraunces", serif; font-size: 1.15rem; line-height: 1.05; display: flex; flex-direction: column; }
.logo__txt em { font-family: "Inter", sans-serif; font-style: normal; font-size: .58rem; letter-spacing: .2em; text-transform: uppercase; opacity: .7; }

.nav__links { display: flex; align-items: center; gap: 30px; }
.nav__links a { color: var(--white); font-size: .9rem; opacity: .9; position: relative; }
.nav.is-stuck .nav__links a { color: var(--gray-700); }
.nav__links a:not(.btn)::after {
  content: ""; position: absolute; left: 0; bottom: -6px; height: 1px; width: 100%;
  background: currentColor; transform: scaleX(0); transform-origin: right;
  transition: transform .35s var(--ease);
}
.nav__links a:not(.btn):hover::after { transform: scaleX(1); transform-origin: left; }
.nav.is-stuck .nav__links .btn--green { color: var(--white); }

.burger { display: none; background: none; border: 0; padding: 8px; cursor: pointer; }
.burger span { display: block; width: 26px; height: 1.5px; background: var(--white); margin: 5px 0; transition: transform .3s var(--ease), opacity .3s; }
.nav.is-stuck .burger span, .nav.is-open .burger span { background: var(--black); }
.nav.is-open .burger span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav.is-open .burger span:nth-child(2) { opacity: 0; }
.nav.is-open .burger span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* ---------- 4. Seções ---------- */
.section { padding: clamp(80px, 11vw, 140px) 0; }
.section--soft { background: var(--gray-50); }
.section--dark { background: var(--black); color: rgba(255, 255, 255, .7); }
.section--dark h2, .section--dark h3 { color: var(--white); }
.section--dark .lead { color: rgba(255, 255, 255, .6); }

.head { max-width: 680px; margin-bottom: 64px; }

/* HERO */
.hero { position: relative; min-height: 100svh; display: flex; flex-direction: column; justify-content: center; overflow: hidden; }
.hero__bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.hero__overlay {
  position: absolute; inset: 0;
  background: linear-gradient(100deg, rgba(11, 15, 12, .82) 0%, rgba(11, 15, 12, .55) 45%, rgba(11, 15, 12, .25) 100%);
}
.hero__content { position: relative; z-index: 2; color: var(--white); padding-top: var(--nav-h); max-width: 900px; }
.hero__content h1 { color: var(--white); }
.hero__content h1 span { color: rgba(255, 255, 255, .62); }
.hero__sub { margin-top: 26px; max-width: 620px; color: rgba(255, 255, 255, .82); font-size: 1.08rem; }
.hero__cta { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 40px; }

.hero__stats { position: relative; z-index: 2; margin-top: auto; padding: 26px 0 34px; border-top: 1px solid rgba(255, 255, 255, .16); }
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.stats div { display: flex; flex-direction: column; gap: 4px; color: rgba(255, 255, 255, .68); }
.stats strong { font-family: "Fraunces", serif; font-size: 1.9rem; font-weight: 400; color: var(--white); }
.stats span { font-size: .78rem; letter-spacing: .04em; }

/* SOBRE */
.grid-2 { display: grid; grid-template-columns: .85fr 1fr; gap: clamp(40px, 6vw, 90px); align-items: start; }
.portrait { position: relative; }
.portrait img { border-radius: var(--radius); box-shadow: var(--shadow); }
.portrait figcaption {
  position: absolute; left: 20px; bottom: 20px; right: 20px;
  background: rgba(255, 255, 255, .94); backdrop-filter: blur(8px);
  border-radius: var(--radius-sm); padding: 12px 16px;
  font-size: .82rem; color: var(--gray-700); box-shadow: var(--shadow-sm);
}
#sobre p + p { margin-top: 18px; }
#sobre .lead { margin-top: 22px; color: var(--gray-700); }

.timeline { list-style: none; margin-top: 44px; border-left: 1px solid var(--gray-200); }
.timeline li { position: relative; padding: 0 0 28px 28px; }
.timeline li::before {
  content: ""; position: absolute; left: -4.5px; top: 9px; width: 8px; height: 8px;
  border-radius: 50%; background: var(--green);
}
.timeline span { display: block; font-size: .74rem; letter-spacing: .16em; text-transform: uppercase; color: var(--green); font-weight: 600; }
.timeline p { font-size: .96rem; margin-top: 4px; }

/* SERVIÇOS */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.card {
  background: var(--white); border: 1px solid var(--gray-200); border-radius: var(--radius);
  overflow: hidden; transition: transform .5s var(--ease), box-shadow .5s var(--ease), border-color .5s var(--ease);
}
.card img { aspect-ratio: 4 / 3; object-fit: cover; transition: transform .8s var(--ease); }
.card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); border-color: transparent; }
.card:hover img { transform: scale(1.06); }
.card__body { padding: 26px 26px 30px; position: relative; }
.ico {
  position: absolute; top: -26px; left: 26px; width: 52px; height: 52px; border-radius: 14px;
  background: var(--green); color: var(--white); display: grid; place-items: center; box-shadow: var(--shadow);
}
.card h3 { margin: 18px 0 8px; }
.card p { font-size: .95rem; color: var(--gray-500); }

/* GALERIA */
.gallery { display: grid; grid-template-columns: repeat(6, 1fr); gap: 20px; }
.shot { grid-column: span 2; position: relative; border-radius: var(--radius); overflow: hidden; cursor: zoom-in; box-shadow: var(--shadow-sm); }
.shot--wide { grid-column: span 3; }
.shot img { aspect-ratio: 4 / 3; object-fit: cover; width: 100%; transition: transform .9s var(--ease), filter .6s var(--ease); }
.shot:hover img, .shot:focus-visible img { transform: scale(1.05); filter: brightness(.82); }
.shot figcaption {
  position: absolute; inset: auto 0 0 0; padding: 18px 20px; color: var(--white);
  font-size: .86rem; display: flex; align-items: center; gap: 10px;
  background: linear-gradient(transparent, rgba(11, 15, 12, .78));
}
.tag { font-size: .66rem; letter-spacing: .14em; text-transform: uppercase; padding: 4px 10px; border-radius: 999px; font-weight: 600; }
.tag--dark { background: rgba(255, 255, 255, .18); }
.tag--green { background: var(--green); }

/* DIFERENCIAIS */
.perks { list-style: none; display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: rgba(255, 255, 255, .12); border: 1px solid rgba(255, 255, 255, .12); border-radius: var(--radius); overflow: hidden; }
.perks li { background: var(--black); padding: 34px 28px; transition: background .5s var(--ease); }
.perks li:hover { background: #191c19; }
.perks svg { color: var(--gold); width: 26px; height: 26px; }
.perks h3 { margin: 16px 0 6px; font-size: 1rem; }
.perks p { font-size: .88rem; color: rgba(255, 255, 255, .55); }

/* PROCESSO */
.steps { list-style: none; display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; counter-reset: s; }
.steps li { position: relative; padding-top: 30px; border-top: 1px solid var(--gray-200); }
.steps li::after {
  content: ""; position: absolute; top: -4.5px; left: 0; width: 9px; height: 9px;
  background: var(--green); border-radius: 50%;
}
.steps__n { font-family: "Fraunces", serif; font-size: 2.2rem; color: var(--gray-200); display: block; line-height: 1; }
.steps h3 { margin: 12px 0 8px; }
.steps p { font-size: .93rem; color: var(--gray-500); }

/* DEPOIMENTOS */
.quotes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.quote {
  background: var(--white); border-radius: var(--radius); padding: 34px 30px;
  border: 1px solid var(--gray-200); box-shadow: var(--shadow-sm);
  transition: transform .5s var(--ease), box-shadow .5s var(--ease);
}
.quote:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.stars { color: var(--gold); letter-spacing: .18em; font-size: .9rem; }
.quote blockquote { font-size: 1rem; margin: 18px 0 26px; color: var(--gray-700); }
.quote figcaption { display: flex; align-items: center; gap: 14px; }
.avatar {
  width: 44px; height: 44px; border-radius: 50%; background: var(--green-soft); color: var(--green);
  display: grid; place-items: center; font-size: .82rem; font-weight: 600; flex: none;
}
.quote figcaption span:last-child { display: flex; flex-direction: column; }
.quote figcaption strong { font-size: .95rem; color: var(--black); font-weight: 600; }
.quote figcaption em { font-style: normal; font-size: .82rem; color: var(--gray-500); }

/* FAQ */
.faq details {
  border-bottom: 1px solid var(--gray-200); padding: 6px 0;
}
.faq summary {
  cursor: pointer; list-style: none; padding: 22px 40px 22px 0; position: relative;
  font-size: 1.05rem; color: var(--black); font-weight: 500;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+"; position: absolute; right: 6px; top: 50%; transform: translateY(-50%);
  font-size: 1.5rem; color: var(--green); transition: transform .35s var(--ease);
}
.faq details[open] summary::after { content: "−"; }
.faq details p { padding: 0 40px 24px 0; font-size: .97rem; color: var(--gray-500); animation: fadeDown .4s var(--ease); }
@keyframes fadeDown { from { opacity: 0; transform: translateY(-6px); } to { opacity: 1; transform: none; } }

/* CTA */
.cta {
  background: var(--green); color: rgba(255, 255, 255, .82);
  padding: clamp(80px, 10vw, 130px) 0; text-align: center;
  background-image: radial-gradient(circle at 20% 0%, rgba(194, 160, 79, .28), transparent 55%);
}
.cta h2 { color: var(--white); max-width: 760px; margin: 0 auto 18px; }
.cta p { max-width: 560px; margin: 0 auto; }
.cta .btn { margin-top: 38px; }
.cta small { display: block; margin-top: 18px; font-size: .8rem; opacity: .7; }

/* ---------- 5. Rodapé ---------- */
.foot { background: var(--black); color: rgba(255, 255, 255, .6); padding-top: 80px; font-size: .92rem; }
.foot__grid { display: grid; grid-template-columns: 1.4fr .8fr 1fr 1fr; gap: 44px; padding-bottom: 56px; }
.foot h3 { color: var(--white); font-size: .78rem; letter-spacing: .18em; text-transform: uppercase; margin-bottom: 18px; }
.foot a { display: block; margin-bottom: 10px; transition: color .3s var(--ease); }
.foot a:hover { color: var(--gold); }
.foot__about { margin: 20px 0 22px; max-width: 320px; }
.logo--light { color: var(--white); }
.social { display: flex; gap: 12px; }
.social a { width: 40px; height: 40px; border: 1px solid rgba(255, 255, 255, .18); border-radius: 50%; display: grid; place-items: center; margin: 0; }
.social a:hover { border-color: var(--gold); }
address { font-style: normal; }
address p { margin-top: 14px; }
.map {
  height: 150px; border-radius: var(--radius-sm); border: 1px dashed rgba(255, 255, 255, .22);
  display: grid; place-items: center; font-size: .78rem; letter-spacing: .1em; text-transform: uppercase;
  background: rgba(255, 255, 255, .03);
}
.foot__bar {
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px;
  border-top: 1px solid rgba(255, 255, 255, .1); padding: 24px 0; font-size: .8rem;
}

/* Botões flutuantes */
.float {
  position: fixed; right: 22px; z-index: 70; width: 56px; height: 56px; border-radius: 50%;
  display: grid; place-items: center; cursor: pointer; border: 0;
  box-shadow: var(--shadow); transition: transform .35s var(--ease), opacity .35s var(--ease);
}
.float:hover { transform: translateY(-3px) scale(1.04); }
.float--wa { bottom: 22px; background: #25d366; color: #fff; }
.float--wa svg { width: 30px; height: 30px; }
.float--top { bottom: 90px; background: var(--white); color: var(--black); border: 1px solid var(--gray-200); opacity: 0; pointer-events: none; }
.float--top.is-on { opacity: 1; pointer-events: auto; }

/* Lightbox */
.lightbox { position: fixed; inset: 0; z-index: 90; background: rgba(11, 15, 12, .92); display: grid; place-items: center; padding: 5vw; animation: fadeIn .3s var(--ease); }
.lightbox[hidden] { display: none; }
.lightbox img { max-height: 88vh; border-radius: var(--radius-sm); box-shadow: var(--shadow-lg); }
.lightbox__close { position: absolute; top: 18px; right: 24px; background: none; border: 0; color: #fff; font-size: 2.4rem; line-height: 1; cursor: pointer; }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

/* ---------- 6. Responsivo ---------- */
@media (max-width: 1024px) {
  .cards, .quotes { grid-template-columns: repeat(2, 1fr); }
  .perks, .steps { grid-template-columns: repeat(2, 1fr); }
  .grid-2 { grid-template-columns: 1fr; }
  .portrait { max-width: 460px; }
  .foot__grid { grid-template-columns: repeat(2, 1fr); }
  .stats { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 760px) {
  body { font-size: 16px; }
  .wrap, .wrap--narrow { width: min(100% - 32px, var(--maxw)); }
  .burger { display: block; }
  .nav__links {
    position: fixed; inset: var(--nav-h) 0 auto 0; background: var(--white);
    flex-direction: column; align-items: flex-start; gap: 4px; padding: 20px 24px 30px;
    box-shadow: var(--shadow); transform: translateY(-14px); opacity: 0; pointer-events: none;
    transition: opacity .3s var(--ease), transform .3s var(--ease);
  }
  .nav.is-open { background: var(--white); }
  .nav.is-open .logo, .nav.is-open .nav__links a { color: var(--black); }
  .nav.is-open .nav__links { opacity: 1; transform: none; pointer-events: auto; }
  .nav__links a { width: 100%; padding: 10px 0; }
  .nav__links .btn { margin-top: 10px; color: var(--white); }

  .cards, .quotes, .perks, .steps { grid-template-columns: 1fr; }
  .gallery { grid-template-columns: 1fr; }
  .shot, .shot--wide { grid-column: span 1; }
  .hero__cta .btn { flex: 1 1 100%; }
  .foot__grid { grid-template-columns: 1fr; gap: 34px; }
}

/* ---------- 7. Trabalhe conosco ---------- */
.careers { align-items: center; grid-template-columns: 1fr 1fr; }
.careers__box {
  background: var(--white); border: 1px solid var(--gray-200); border-radius: var(--radius);
  padding: 38px 34px; box-shadow: var(--shadow-sm);
}
.careers__box h3 { margin-bottom: 10px; }
.careers__mail {
  display: inline-block; font-family: "Fraunces", Georgia, serif; font-size: clamp(1.15rem, 2.3vw, 1.6rem);
  color: var(--green); word-break: break-all; border-bottom: 1px solid var(--green-soft);
  transition: border-color .35s var(--ease);
}
.careers__mail:hover { border-color: var(--green); }
.careers__list { list-style: none; margin: 24px 0 30px; display: grid; gap: 10px; }
.careers__list li { position: relative; padding-left: 22px; font-size: .95rem; color: var(--gray-500); }
.careers__list li::before {
  content: ""; position: absolute; left: 0; top: 10px; width: 8px; height: 8px;
  border-radius: 50%; background: var(--gold);
}
@media (max-width: 1024px) { .careers { grid-template-columns: 1fr; } }