/* ==========================================================================
   L'ATELIER CONCEPT HOMES — Meia Praia / Embraed
   CSS puro, mobile-first, sem frameworks.
   ========================================================================== */

:root {
  --bg: #faf8f4;
  --bg-alt: #f1ece1;
  --ink: #1b1a17;
  --ink-soft: #3a372f;
  --graphite: #57534a;
  --text-soft: #736c5e;
  --line: #e2dcce;
  --champagne: #b6a074;
  --champagne-soft: #cbb98e;
  --white: #ffffff;
  --radius: 10px;
  --transition: 280ms cubic-bezier(.4,0,.2,1);
  --font: "Manrope", -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  --font-display: "Cormorant Garamond", Georgia, "Times New Roman", serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }

h1, h2 { font-family: var(--font-display); font-weight: 500; letter-spacing: 0; color: var(--ink); line-height: 1.14; margin: 0 0 0.3em; }
h1 { font-size: clamp(2.5rem, 8.5vw, 6.4rem); }
h2 { font-size: clamp(2rem, 4.4vw, 3.2rem); }
p { margin: 0 0 1em; }
a { color: inherit; text-decoration: none; }
ul { margin: 0; padding: 0; list-style: none; }
button { font-family: var(--font); }

.container { width: 100%; max-width: 1360px; margin: 0 auto; padding: 0 24px; }
.container.narrow { max-width: 720px; }
.center { text-align: center; }

.skip-link {
  position: absolute; left: -999px; top: 0;
  background: var(--white); color: var(--ink); padding: 12px 18px; z-index: 999;
}
.skip-link:focus { left: 16px; top: 16px; }

:focus-visible { outline: 2px solid var(--champagne); outline-offset: 3px; border-radius: 2px; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

/* ---------- Eyebrow ---------- */
.eyebrow {
  display: inline-flex; align-items: center; gap: 12px;
  text-transform: uppercase; letter-spacing: 0.28em; font-size: 0.7rem; font-weight: 600;
  color: var(--champagne); margin-bottom: 20px;
}
.eyebrow::before { content: ""; width: 22px; height: 1px; background: currentColor; }
.eyebrow-dark { color: var(--champagne-soft); }
.center .eyebrow { justify-content: center; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 16px 32px; border-radius: 999px; font-weight: 600; font-size: 0.8rem;
  letter-spacing: 0.03em;
  border: none; cursor: pointer;
  transition: transform var(--transition), background var(--transition), color var(--transition), border-color var(--transition);
  white-space: nowrap;
}
.btn-primary { background: var(--white); color: var(--ink); }
.btn-primary:hover { background: var(--champagne); }
.btn-outline { background: transparent; border: 1.5px solid var(--line); color: var(--ink); }
.btn-outline:hover { border-color: var(--champagne); color: var(--champagne); }
.btn-outline--dark { border-color: rgba(255,255,255,0.3); color: #fff; }
.btn-outline--dark:hover { border-color: var(--champagne-soft); color: var(--champagne-soft); }
.btn-link {
  background: transparent; border: none; padding: 0; border-radius: 0;
  color: var(--champagne); font-size: 0.75rem; font-weight: 700;
  letter-spacing: 0.12em; text-transform: uppercase;
}
.btn-link::after { content: "→"; margin-left: 6px; display: inline-block; transition: transform var(--transition); }
.btn-link:hover { color: var(--champagne-soft); background: transparent; }
.btn-link:hover::after { transform: translateX(4px); }
.btn-link--dark { color: var(--champagne-soft); }
.btn-link--dark:hover { color: #fff; }
.btn-header { background: var(--champagne); color: var(--ink); padding: 12px 22px; font-size: 0.72rem; }
.btn-header:hover { background: var(--champagne-soft); }
.btn-gold { background: var(--champagne); color: var(--ink); }
.btn-gold:hover { background: var(--champagne-soft); }
.btn-block { width: 100%; }

/* ---------- Header ---------- */
.header {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  background: transparent; border-bottom: 1px solid transparent;
  transition: background var(--transition), border-color var(--transition);
}
.header.is-solid { background: rgba(250,248,244,0.92); backdrop-filter: blur(10px); border-bottom-color: var(--line); }
.header-row { display: flex; align-items: center; justify-content: space-between; padding: 18px 24px; gap: 16px; }
.header-logo { font-family: var(--font-display); font-size: 1.4rem; letter-spacing: 0.04em; color: var(--white); transition: color var(--transition); flex: none; }
.header.is-solid .header-logo { color: var(--ink); }
.header .btn-header { padding: 11px 20px; }
@media (min-width: 640px) {
  .header .btn-header { padding: 12px 22px; }
}

/* ---------- Hero ---------- */
.hero { position: relative; min-height: 100svh; display: flex; flex-direction: column; align-items: flex-start; justify-content: center; gap: 40px; overflow: hidden; color: #fff; padding: 120px 0 48px; }
.hero-media { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: center 30%; }
.hero-overlay { position: absolute; inset: 0; background: linear-gradient(100deg, rgba(10,9,7,0.85) 0%, rgba(10,9,7,0.7) 42%, rgba(10,9,7,0.32) 68%, rgba(10,9,7,0) 88%); }
.hero-content { position: relative; z-index: 2; padding: 0 24px; max-width: 680px; }
.hero-content h1 { font-size: clamp(2.4rem, 6.4vw, 4.4rem); }
.hero-badge {
  display: inline-flex; align-items: center;
  padding: 7px 16px; margin-bottom: 20px;
  border: 1px solid rgba(255,255,255,0.35); border-radius: 999px;
  font-size: 0.66rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em;
  color: rgba(255,255,255,0.85);
}
.hero-content h1 { color: #fff; }
.hero-content h1 em { font-style: italic; color: var(--champagne-soft); }
.hero-subtitle { font-size: 1rem; font-weight: 500; letter-spacing: 0.12em; color: rgba(255,255,255,0.85); margin: 26px 0 0; }
.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 32px; margin-top: 38px; }
.hero-secondary { font-size: 0.85rem; font-weight: 500; color: rgba(255,255,255,0.9); transition: color var(--transition); }
.hero-secondary-arrow { display: inline-block; animation: heroArrowBounce 1.8s ease-in-out infinite; }
@keyframes heroArrowBounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(5px); }
}
.hero-secondary:hover { color: var(--champagne-soft); }

/* ---------- Hero: card de cadastro rápido ---------- */
.hero-lead-card {
  position: relative; z-index: 2;
  width: calc(100% - 48px); max-width: 380px; margin: 0 24px;
  background: rgba(10,9,7,0.6);
  backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255,255,255,0.18); border-radius: 14px;
  padding: 26px 24px;
}
.hero-lead-card-title { font-size: 0.8rem; font-weight: 600; color: #fff; margin: 0 0 18px; }
.hero-lead-form { display: flex; flex-direction: column; gap: 16px; }
.hero-lead-form .field { gap: 4px; }
.hero-lead-form .field input { padding: 9px 0; }
.hero-lead-form-success { font-size: 0.85rem; color: rgba(255,255,255,0.85); line-height: 1.6; margin: 0; }
.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; }

@media (min-width: 1024px) {
  .hero { flex-direction: row; align-items: center; justify-content: flex-start; gap: 0; padding: 0; }
  .hero-content { padding: 0 24px 0 88px; }
  .hero-lead-card { position: absolute; top: 50%; right: 64px; transform: translateY(-50%); width: 360px; margin: 0; }
}

/* ---------- Stats ---------- */
.stats { padding: 76px 0; }
.stats-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 40px 24px; }
.stat { display: flex; flex-direction: column; align-items: flex-start; gap: 8px; }
.stat b { font-family: var(--font-display); font-size: 2.3rem; line-height: 1; color: var(--ink); font-weight: 500; }
.stat-unit { font-size: 1.05rem; color: var(--champagne); margin-left: 2px; }
.stat span { font-size: 0.66rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.09em; color: var(--text-soft); }

@media (min-width: 640px) {
  .stats-grid { grid-template-columns: repeat(3, 1fr); gap: 48px 24px; }
}
@media (min-width: 1024px) {
  .stats-grid { grid-template-columns: repeat(6, 1fr); gap: 48px 20px; }
  .stat b { font-size: 2.5rem; }
}

/* ---------- Sections ---------- */
.section { padding: 96px 0; }
.section-alt { background: var(--bg-alt); }
.no-pad-top { padding-top: 0; }
.lead { max-width: 42ch; margin: 0 auto; color: var(--text-soft); font-size: 0.98rem; line-height: 1.75; }
.lead-sm { max-width: 40ch; color: var(--text-soft); font-size: 0.98rem; line-height: 1.75; }
.lead-sm.center { margin: 0 auto; }
.lead-dark { color: rgba(255,255,255,0.65); }

/* ---------- Split layout (imagem + texto) ---------- */
.split { display: grid; gap: 48px; align-items: center; }
.split-media { overflow: hidden; border-radius: 10px; }
.split-media img { width: 100%; aspect-ratio: 4/5; object-fit: cover; border-radius: 10px; transition: transform 1.2s ease-out; }
@media (hover: hover) {
  .split-media:hover img { transform: scale(1.045); }
}
.split-stat { display: flex; align-items: baseline; gap: 12px; border-top: 1px solid var(--line); padding-top: 22px; margin-top: 34px; }
.split-stat b { font-family: var(--font-display); font-size: 2.4rem; color: var(--ink); font-weight: 500; }
.split-stat span { font-size: 0.85rem; font-weight: 500; letter-spacing: 0.04em; color: var(--text-soft); }
.split-stat-dark { border-top-color: rgba(255,255,255,0.15); }
.split-stat-dark b { color: #fff; }
.split-stat-dark span { color: rgba(255,255,255,0.6); }

@media (min-width: 1024px) {
  .split { grid-template-columns: 5fr 7fr; gap: 64px; }
  .split-reverse { grid-template-columns: 7fr 5fr; }
  .split-reverse .split-media { order: 1; }
  .split-reverse .split-text { order: 2; }
  .split-media img { aspect-ratio: 16/11; }
}

/* ---------- Banner section (imagem full-bleed + texto) ---------- */
.banner-section { position: relative; height: 92vh; min-height: 560px; overflow: hidden; color: #fff; }
.banner-section img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.banner-overlay { position: absolute; inset: 0; background: linear-gradient(0deg, rgba(0,0,0,0.55) 0%, rgba(0,0,0,0.05) 55%, transparent 100%); }
.banner-section--dark .banner-overlay { background: rgba(0,0,0,0.42); }
.banner-content { position: absolute; left: 0; right: 0; bottom: 0; padding-bottom: 64px; }
.banner-content h2 { color: #fff; max-width: 20ch; }
.banner-content .eyebrow { color: var(--champagne-soft); }
.banner-content--center { top: 0; bottom: 0; display: flex; align-items: center; justify-content: center; text-align: center; padding-bottom: 0; }
.banner-content--center h2 { max-width: 22ch; margin: 0 auto; }

/* ---------- Feature (imagem grande centrada, ex.: Suíte Master) ---------- */
.feature-head { max-width: 640px; margin: 0 auto 44px; }
.feature-frame { overflow: hidden; border-radius: 10px; }
.feature-frame img { width: 100%; aspect-ratio: 16/10; object-fit: cover; transition: transform 1.2s ease-out; }
@media (hover: hover) {
  .feature-frame:hover img { transform: scale(1.03); }
}

/* ---------- CTA strip ---------- */
.cta-strip { background: var(--bg-alt); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 34px 0; }
.cta-strip--dark { background: var(--ink); border-color: rgba(255,255,255,0.1); }
.cta-strip-row { display: flex; flex-direction: column; gap: 16px; align-items: center; text-align: center; justify-content: space-between; }
.cta-strip-row p { margin: 0; font-size: 1rem; color: var(--ink-soft); max-width: 42ch; }
.cta-strip--dark .cta-strip-row p { color: rgba(255,255,255,0.75); }
.cta-strip .btn { flex: none; }
@media (min-width: 768px) {
  .cta-strip-row { flex-direction: row; text-align: left; }
}

/* ---------- Gallery ---------- */
.gallery-head { max-width: 560px; margin-bottom: 52px; }
.gallery-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.gallery { display: flex; flex-direction: column; gap: 18px; }
.gallery-frame { position: relative; overflow: hidden; border-radius: 10px; }
.gallery-frame img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.2s ease-out; }
@media (hover: hover) {
  .gallery-frame:hover img { transform: scale(1.045); }
}
.gallery-wide { aspect-ratio: 16/9; }
.gallery-panoramic { aspect-ratio: 16/9; }
.gallery-pair { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.gallery-pair .gallery-frame { aspect-ratio: 3/4; }
.gallery-asymmetric { display: grid; gap: 24px; }
.gallery-asymmetric .gallery-frame { aspect-ratio: 4/3; }
.gallery-quote { font-family: var(--font-display); font-style: italic; font-size: 1.4rem; line-height: 1.4; color: var(--ink); margin: 0; padding: 0; border: none; display: flex; align-items: center; }

@media (min-width: 768px) {
  .gallery-wide, .gallery-panoramic { aspect-ratio: 21/9; }
  .gallery { flex-direction: row; }
  .gallery .gallery-wide, .gallery .gallery-panoramic { flex: 1; aspect-ratio: 4/3; height: auto; }
}
@media (min-width: 1024px) {
  .gallery-asymmetric { grid-template-columns: 3fr 2fr; }
  .gallery-asymmetric .gallery-quote { border-left: 1px solid var(--line); padding-left: 40px; }
}

/* ---------- Carrossel inline (Galeria) ---------- */
.carousel { position: relative; border-radius: 10px; overflow: hidden; background: var(--ink); }
.carousel-track { position: relative; width: 100%; aspect-ratio: 4/3; }
.carousel-slide { position: absolute; inset: 0; opacity: 0; transition: opacity 900ms ease; }
.carousel-slide.is-active { opacity: 1; z-index: 1; }
.carousel-slide img { width: 100%; height: 100%; object-fit: cover; }
@media (min-width: 768px) {
  .carousel-track { aspect-ratio: 16/9; }
}

.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-counter { position: absolute; top: 16px; right: 18px; z-index: 2; color: rgba(255,255,255,0.75); font-size: 0.75rem; letter-spacing: 0.08em; margin: 0; }

.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(--champagne-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 full-bleed) ---------- */
.architecture-poster { position: relative; min-height: 86vh; display: flex; align-items: flex-end; overflow: hidden; background: var(--ink); }
.architecture-poster img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.architecture-poster-overlay { position: absolute; inset: 0; background: linear-gradient(0deg, rgba(10,9,7,0.88) 0%, rgba(10,9,7,0.55) 38%, rgba(10,9,7,0.1) 68%); }
.architecture-poster-content { position: relative; z-index: 2; padding: 64px 24px; max-width: 620px; color: #fff; }
.architecture-poster-content h2 { color: #fff; max-width: 17ch; }

@media (min-width: 1024px) {
  .architecture-poster { min-height: 100vh; }
  .architecture-poster-content { padding: 0 64px 96px; max-width: 680px; }
}

/* ---------- Entrega ---------- */
.delivery { background: var(--bg-alt); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 76px 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; }

/* ---------- 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(--champagne); 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: 96px 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(--champagne); }
.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(--champagne); 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; }
.form-success-title { font-family: var(--font-display); font-size: 1.6rem; color: #fff; margin: 0 0 10px; }
.text-white { color: #fff; }

/* ---------- 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: 1.4rem; 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-links a:hover { color: var(--ink); }
.footer-legal { border-top: 1px solid var(--line); margin-top: 40px; padding-top: 24px; }
.footer-legal p { font-size: 0.72rem; line-height: 1.6; color: rgba(115,108,94,0.9); max-width: 760px; margin: 0 0 8px; }
@media (min-width: 768px) { .footer-row { flex-direction: row; align-items: flex-start; } .footer-links { text-align: right; } }

/* ---------- CTA flutuante mobile ---------- */
.sticky-cta {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 90;
  background: rgba(250,248,244,0.96); backdrop-filter: blur(10px);
  border-top: 1px solid var(--line);
  padding: 12px 16px calc(12px + env(safe-area-inset-bottom));
  transform: translateY(100%); transition: transform var(--transition);
}
.sticky-cta.is-visible { transform: translateY(0); }
.sticky-cta .btn { padding: 14px 20px; }
@media (min-width: 900px) { .sticky-cta { display: none; } }

/* ---------- Reveal on scroll ---------- */
.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); }