/* ===========================================================
   Legend Vila Rica — Construtora Zimmermann
   =========================================================== */

:root {
  --bg: #f6f2e8;
  --bg-alt: #ece2ca;
  --ink: #0d1e27;
  --ink-soft: #1d323d;
  --graphite: #4a5e66;
  --text-soft: #63757b;
  --line: #ddd0ac;
  --accent: #2f6d7d;
  --accent-soft: #6fa2ac;
  --white: #ffffff;
  --radius: 6px;
  --transition: 280ms cubic-bezier(.4,0,.2,1);
  --font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-display: "Space Grotesk", "Inter", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}
body {
  margin: 0; background: var(--bg); color: var(--ink-soft);
  font-family: var(--font); font-size: 16px; line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; }
h1, h2, h3 { font-family: var(--font-display); font-weight: 600; letter-spacing: -0.01em; line-height: 1.1; color: var(--ink); margin: 0 0 0.3em; }
h1 { font-size: clamp(2.6rem, 5.4vw, 4.8rem); }
h2 { font-size: clamp(1.9rem, 3.4vw, 3rem); }
p { margin: 0 0 1em; }

.skip-link {
  position: absolute; left: -9999px; top: 0; background: var(--ink); color: #fff;
  padding: 14px 22px; z-index: 200; border-radius: 0 0 6px 0;
}
.skip-link:focus { left: 0; }

.container { width: 100%; max-width: 1360px; margin: 0 auto; padding: 0 24px; }
.container.narrow { max-width: 760px; }
.center { text-align: center; }

.eyebrow {
  display: inline-flex; align-items: center; gap: 12px;
  text-transform: uppercase; letter-spacing: 0.22em; font-size: 0.68rem; font-weight: 700;
  color: var(--accent); margin-bottom: 18px;
}
.eyebrow::before { content: ""; width: 26px; height: 2px; background: currentColor; }
.eyebrow-light { color: var(--accent-soft); }
.center .eyebrow { justify-content: center; }

.lead { max-width: 46ch; margin: 0 auto; color: var(--text-soft); font-size: 1rem; line-height: 1.75; }
.lead-sm { color: var(--text-soft); font-size: 0.98rem; line-height: 1.7; max-width: 46ch; }
.lead-light { color: rgba(255,255,255,0.68); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 16px 30px; border-radius: var(--radius); font-weight: 700; font-size: 0.76rem;
  letter-spacing: 0.08em; text-transform: uppercase;
  border: none; cursor: pointer; white-space: nowrap;
  transition: transform var(--transition), background var(--transition), color var(--transition), border-color var(--transition);
}
.btn-accent { background: var(--accent); color: #fff; }
.btn-accent:hover { background: var(--ink); }
.btn-white { background: var(--white); color: var(--ink); }
.btn-white:hover { background: var(--accent-soft); color: #fff; }
.btn-line { background: transparent; border: 1.5px solid rgba(255,255,255,0.4); color: #fff; }
.btn-line:hover { border-color: var(--accent-soft); color: var(--accent-soft); }
.btn-text {
  background: transparent; border: none; padding: 0; border-radius: 0;
  color: var(--accent-soft); font-size: 0.74rem; font-weight: 700; letter-spacing: 0.1em;
}
.btn-text::after { content: "→"; margin-left: 6px; display: inline-block; transition: transform var(--transition); }
.btn-text:hover { color: var(--accent); }
.btn-text:hover::after { transform: translateX(4px); }
.btn-block { width: 100%; }

/* ---------- Header ---------- */
.header {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  background: transparent; transition: background var(--transition), border-color var(--transition);
  border-bottom: 1px solid transparent;
}
.header.is-solid { background: rgba(246,242,232,0.94); backdrop-filter: blur(10px); border-bottom-color: var(--line); }
.header-row { display: flex; align-items: center; justify-content: space-between; padding: 20px 24px; gap: 16px; }
.header-logo { font-family: var(--font-display); font-size: 1.15rem; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; color: #fff; transition: color var(--transition); }
.header.is-solid .header-logo { color: var(--ink); }
.header .btn { padding: 11px 20px; }

/* ---------- Hero ---------- */
.hero { position: relative; min-height: 100svh; display: flex; align-items: center; overflow: hidden; color: #fff; }
.hero-media { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: center 42%; }
.hero-overlay { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(9,17,22,0.48) 0%, rgba(9,17,22,0.66) 45%, rgba(9,17,22,0.58) 100%); }
.hero-content { position: relative; z-index: 2; padding: 120px 24px 64px; max-width: 900px; }
.hero-badge {
  display: inline-flex; align-items: center;
  padding: 7px 16px; margin-bottom: 22px;
  border: 1px solid rgba(255,255,255,0.32); border-radius: var(--radius);
  font-size: 0.66rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.14em;
  color: rgba(255,255,255,0.85);
}
.hero-content h1 { color: #fff; }
.hero-content h1 em { font-style: normal; color: var(--accent-soft); }
.hero-subtitle { font-size: 1rem; font-weight: 500; letter-spacing: 0.06em; color: rgba(255,255,255,0.82); margin: 22px 0 0; }
.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 28px; margin-top: 36px; }

@media (min-width: 1024px) {
  .hero { justify-content: center; }
  .hero-content { padding: 0 64px; max-width: 1080px; margin: 0 auto; text-align: center; }
  .hero-content .eyebrow { justify-content: center; }
  .hero-actions { justify-content: center; }
  .hero-content h1 { font-size: clamp(2.2rem, 3.8vw, 3.8rem); }
}

/* ---------- Manifesto ---------- */
.manifesto { padding: 100px 0; }
.manifesto h2 { max-width: 20ch; margin-left: auto; margin-right: auto; }

/* ---------- Números (faixa com divisores) ---------- */
.stats { background: var(--ink); padding: 56px 0; }
.stats-grid { display: grid; grid-template-columns: repeat(2, 1fr); }
.stat { padding: 20px 0; border-top: 1px solid rgba(255,255,255,0.12); display: flex; flex-direction: column; gap: 6px; }
.stat:nth-child(1), .stat:nth-child(2) { border-top: none; }
.stat b { font-family: var(--font-display); font-size: 2.1rem; line-height: 1; color: #fff; font-weight: 600; }
.stat-unit { font-size: 1rem; color: var(--accent-soft); margin-left: 2px; }
.stat span { font-size: 0.66rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em; color: rgba(255,255,255,0.55); }

@media (min-width: 700px) {
  .stats-grid { grid-template-columns: repeat(5, 1fr); }
  .stat { padding: 0 28px; border-top: none; border-left: 1px solid rgba(255,255,255,0.12); }
  .stat:nth-child(1) { border-left: none; }
  .stat b { font-size: 2.3rem; }
}

/* ---------- Sections ---------- */
.section { padding: 100px 0; }
.section-alt { background: var(--bg-alt); }
.no-pad-top { padding-top: 0; }

/* ---------- Duo (imagem + texto) ---------- */
.duo { display: grid; gap: 40px; align-items: center; }
.duo-media { border-radius: var(--radius); overflow: hidden; }
.duo-media img { width: 100%; height: 100%; object-fit: cover; }
.duo-stat { display: flex; align-items: baseline; gap: 12px; border-top: 1px solid var(--line); padding-top: 22px; margin-top: 32px; }
.duo-stat b { font-family: var(--font-display); font-size: 2.2rem; color: var(--ink); font-weight: 600; }
.duo-stat span { font-size: 0.85rem; font-weight: 500; letter-spacing: 0.02em; color: var(--text-soft); }
.duo-stat-dark { border-top-color: rgba(255,255,255,0.18); }
.duo-stat-dark b { color: #fff; }
.duo-stat-dark span { color: rgba(255,255,255,0.6); }

@media (min-width: 900px) {
  .duo { grid-template-columns: 1fr 1fr; gap: 64px; }
  .duo-reverse .duo-media { order: 1; }
  .duo-reverse .duo-text { order: 2; }
  .duo-media { aspect-ratio: 4/5; }
}

/* ---------- Banner full-bleed ---------- */
.banner { position: relative; overflow: hidden; min-height: 62vh; display: flex; align-items: center; }
.banner img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.banner-overlay { position: absolute; inset: 0; background: rgba(9,17,22,0.46); }
.banner-content { position: relative; z-index: 2; color: #fff; max-width: 640px; }
.banner-content h2 { color: #fff; }

/* ---------- CTA strip ---------- */
.cta-strip { background: var(--ink); padding: 36px 0; }
.cta-strip-row { display: flex; flex-direction: column; gap: 18px; align-items: center; text-align: center; justify-content: space-between; }
.cta-strip-row p { margin: 0; font-size: 1rem; color: rgba(255,255,255,0.78); max-width: 44ch; }
.cta-strip .btn { flex: none; }
@media (min-width: 720px) { .cta-strip-row { flex-direction: row; text-align: left; } }

/* ---------- Carrossel ---------- */
.gallery-head { max-width: 640px; margin-bottom: 44px; }
.gallery-head .duo-stat { margin-top: 26px; }
.carousel { position: relative; border-radius: var(--radius); overflow: hidden; background: var(--ink); }
.carousel-track { position: relative; width: 100%; aspect-ratio: 4/3; overflow: hidden; }
.carousel-track-rail { display: flex; width: 100%; height: 100%; transition: transform 620ms cubic-bezier(.4,0,.2,1); will-change: transform; }
.carousel-slide { position: relative; flex: none; width: 100%; height: 100%; }
.carousel-slide img { width: 100%; height: 100%; object-fit: cover; }
@media (min-width: 768px) { .carousel-track { aspect-ratio: 16/8; } }
@media (prefers-reduced-motion: reduce) {
  .carousel-track-rail { transition: none; }
}
.carousel-nav {
  position: absolute; top: 50%; transform: translateY(-50%); z-index: 2;
  width: 46px; height: 46px; border-radius: 50%; border: none; background: rgba(255,255,255,0.15);
  color: #fff; font-size: 1.6rem; line-height: 1; cursor: pointer;
  display: flex; align-items: center; justify-content: center; transition: background var(--transition);
}
.carousel-nav:hover { background: rgba(255,255,255,0.28); }
.carousel-prev { left: 14px; }
.carousel-next { right: 14px; }
.carousel-dots { position: absolute; bottom: 16px; left: 0; right: 0; z-index: 2; display: flex; justify-content: center; gap: 8px; }
.carousel-dot { width: 8px; height: 8px; border-radius: 50%; border: none; background: rgba(255,255,255,0.4); cursor: pointer; padding: 0; transition: background var(--transition), transform var(--transition); }
.carousel-dot.is-active { background: var(--accent-soft); transform: scale(1.2); }
@media (max-width: 640px) {
  .carousel-nav { width: 38px; height: 38px; font-size: 1.3rem; }
  .carousel-prev { left: 8px; }
  .carousel-next { right: 8px; }
}

/* ---------- Torre / Arquitetura (pôster) ---------- */
.tower-poster { position: relative; min-height: 88vh; display: flex; align-items: flex-end; overflow: hidden; background: var(--ink); }
.tower-poster img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: center 20%; }
.tower-poster-overlay { position: absolute; inset: 0; background: linear-gradient(0deg, rgba(9,17,22,0.92) 0%, rgba(9,17,22,0.55) 40%, rgba(9,17,22,0.08) 70%); }
.tower-poster-content { position: relative; z-index: 2; padding: 64px 24px; max-width: 640px; color: #fff; }
.tower-poster-content h2 { color: #fff; max-width: 16ch; }

@media (min-width: 1024px) {
  .tower-poster { min-height: 100vh; }
  .tower-poster-content { padding: 0 64px 100px; max-width: 680px; }
}

/* ---------- Entrega ---------- */
.delivery { background: var(--bg-alt); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 80px 0; }
.delivery-date { font-family: var(--font-display); font-size: clamp(2.6rem, 8vw, 4.6rem); color: var(--ink); margin: 14px 0 0; line-height: 1; font-weight: 600; }

/* ---------- FAQ ---------- */
.faq-list { border-top: 1px solid var(--line); }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-question {
  width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 16px;
  background: none; border: none; padding: 22px 0; text-align: left; cursor: pointer;
  font-size: 1rem; font-weight: 600; color: var(--ink); font-family: var(--font);
}
.faq-icon { flex: none; font-size: 1.2rem; color: var(--accent); transition: transform var(--transition); font-weight: 400; }
.faq-question[aria-expanded="true"] .faq-icon { transform: rotate(45deg); }
.faq-answer { display: grid; grid-template-rows: 0fr; overflow: hidden; transition: grid-template-rows 320ms ease; }
.faq-answer > p { min-height: 0; overflow: hidden; padding-right: 40px; color: var(--text-soft); font-size: 0.95rem; line-height: 1.7; margin: 0 0 22px; }
.faq-item.is-open .faq-answer { grid-template-rows: 1fr; }

/* ---------- Formulário ---------- */
.form-section { background: var(--ink); padding: 100px 0; color: #fff; }
.form-section h2 { color: #fff; }
.form-wrap { position: relative; }
.lead-form { display: flex; flex-direction: column; gap: 24px; }
.form-row { display: grid; gap: 22px; }
@media (min-width: 640px) { .form-row { grid-template-columns: 1fr 1fr; } }
.field { display: flex; flex-direction: column; gap: 8px; }
.field label, .field legend { font-size: 0.68rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.12em; color: rgba(255,255,255,0.55); padding: 0; }
.field input {
  background: transparent; border: none; border-bottom: 1px solid rgba(255,255,255,0.25);
  padding: 12px 0; font-size: 0.95rem; color: #fff; font-family: var(--font);
}
.field input::placeholder { color: rgba(255,255,255,0.3); }
.field input:focus { outline: none; border-bottom-color: var(--accent-soft); }
.field-radio { border: none; margin: 0; }
.radio-row { display: flex; gap: 24px; margin-top: 10px; }
.radio-option { display: flex; align-items: center; gap: 8px; font-size: 0.9rem; color: #fff; text-transform: none; letter-spacing: 0; font-weight: 500; cursor: pointer; }
.radio-option input { accent-color: var(--accent-soft); width: 16px; height: 16px; }
.form-microcopy { font-size: 0.78rem; line-height: 1.6; color: rgba(255,255,255,0.45); margin: 0; }
.lead-form-success { min-height: 260px; display: flex; flex-direction: column; justify-content: center; border: 1px solid rgba(255,255,255,0.15); padding: 48px 32px; text-align: center; border-radius: var(--radius); }
.lead-form-success[hidden] { display: none; }
.form-success-title { font-family: var(--font-display); font-size: 1.6rem; color: #fff; margin: 0 0 10px; font-weight: 600; }
.text-white { color: #fff; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }

/* ---------- Footer ---------- */
.footer { background: var(--bg); border-top: 1px solid var(--line); padding: 56px 0 40px; }
.footer-row { display: flex; flex-direction: column; gap: 28px; justify-content: space-between; }
.footer-logo { font-family: var(--font-display); font-size: 1.1rem; font-weight: 700; letter-spacing: 0.04em; text-transform: uppercase; color: var(--ink); margin: 0; }
.footer-meta { font-size: 0.82rem; color: var(--text-soft); margin: 6px 0 0; }
.footer-links { display: flex; flex-direction: column; gap: 10px; font-size: 0.82rem; }
.footer-links a { color: var(--text-soft); text-decoration: underline; text-decoration-color: var(--line); text-underline-offset: 4px; }
.footer-legal { border-top: 1px solid var(--line); margin-top: 36px; padding-top: 24px; font-size: 0.74rem; color: var(--text-soft); line-height: 1.7; }
.footer-legal p { margin: 0 0 6px; }

@media (min-width: 900px) {
  .footer-row { flex-direction: row; }
  .footer-links { align-items: flex-end; }
}

/* ---------- CTA flutuante mobile ---------- */
.sticky-cta {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 90;
  padding: 14px 16px; background: rgba(13,30,39,0.96); backdrop-filter: blur(10px);
  transform: translateY(100%); transition: transform var(--transition);
  border-top: 1px solid rgba(255,255,255,0.1);
}
.sticky-cta.is-visible { transform: translateY(0); }
@media (min-width: 900px) { .sticky-cta { display: none; } }

/* ---------- Scroll reveal ---------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .9s cubic-bezier(.16,1,.3,1), transform .9s cubic-bezier(.16,1,.3,1); }
.reveal.is-visible { opacity: 1; transform: translateY(0); }

/* ---------- Responsive base ---------- */
@media (max-width: 899px) {
  .section { padding: 72px 0; }
  .manifesto { padding: 72px 0; }
  .banner { min-height: 52vh; padding: 56px 0; }
  .form-section { padding: 72px 0; }
}