/* =========================================
   Gamonal Living — Landing Page Premium
   ========================================= */

:root {
  --grafite: #171512;
  --nogueira: #8A5A34;
  --linho: #EFE9DF;
  --champagne: #B7A074;
  --linho-escuro: #E3DDD2;
  --branco: #FAF8F5;
  --texto: #2B2622;
  --transicao: 0.25s ease;
  --raio: 2px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

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

body {
  font-family: 'DM Sans', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background-color: var(--branco);
  color: var(--texto);
  line-height: 1.65;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, .serif { font-family: 'Playfair Display', Georgia, serif; font-weight: 400; }

a { color: inherit; text-decoration: none; }

img, picture { max-width: 100%; height: auto; display: block; }

.container { width: 92%; max-width: 1200px; margin: 0 auto; }

/* Botões */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 0.95rem 1.8rem; border-radius: var(--raio);
  font-size: 0.75rem; letter-spacing: 0.12em; text-transform: uppercase;
  transition: all var(--transicao); cursor: pointer; border: none;
  font-family: 'DM Sans', sans-serif; font-weight: 500;
}
.btn-primary { background: var(--grafite); color: var(--linho); }
.btn-primary:hover { background: var(--nogueira); }
.btn-outline { background: transparent; color: var(--grafite); border: 1px solid var(--grafite); }
.btn-outline:hover { background: var(--grafite); color: var(--linho); }
.btn-gold { background: var(--champagne); color: var(--grafite); }
.btn-gold:hover { background: #A58C60; }

/* Animação suave de entrada */
.reveal {
  opacity: 0; transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.visible { opacity: 1; transform: translateY(0); }

/* Header */
header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(250, 248, 245, 0.94);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(23, 21, 18, 0.05);
}
header .container { display: flex; align-items: center; justify-content: space-between; height: 76px; }

.logo { display: inline-flex; flex-direction: column; align-items: center; line-height: 1; }
.logo-word { font-family: 'Playfair Display', Georgia, serif; font-size: 1.2rem; letter-spacing: 0.26em; color: var(--grafite); position: relative; }
.logo-word .dot { position: relative; display: inline-block; }
.logo-word .dot::after {
  content: ''; position: absolute; left: 50%; top: 49%; transform: translate(-50%, -50%);
  width: 5px; height: 5px; border-radius: 50%; background: var(--champagne);
}
.logo-sub { font-size: 0.55rem; letter-spacing: 0.5em; color: var(--nogueira); margin-top: 3px; text-transform: uppercase; }

nav { display: flex; align-items: center; gap: 2rem; }
nav a { font-size: 0.8rem; letter-spacing: 0.04em; color: var(--grafite); transition: color var(--transicao); }
nav a:hover { color: var(--nogueira); }
nav a:focus-visible { outline: 2px solid var(--champagne); outline-offset: 4px; }

.menu-toggle { display: none; background: none; border: none; font-size: 1.5rem; color: var(--grafite); cursor: pointer; }

/* Hero */
.hero {
  min-height: 100vh; display: flex; align-items: center;
  background: var(--linho); padding: 8rem 0 4rem;
}
.hero .container { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center; }
.hero h1 { font-size: clamp(2.4rem, 5vw, 4rem); line-height: 1.1; color: var(--grafite); margin-bottom: 1.2rem; }
.hero h1 .dot { color: var(--champagne); }
.hero-sub { font-size: 1.05rem; max-width: 520px; color: var(--texto); margin-bottom: 2rem; }
.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; }

.hero-media { position: relative; width: 100%; aspect-ratio: 4/3; overflow: hidden; border-radius: var(--raio); background: var(--linho-escuro); }
.hero-media img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 55%; }
.hero-media .media-caption {
  position: absolute; bottom: 1.2rem; left: 1.2rem;
  background: rgba(250,248,245,0.85); padding: 0.35rem 0.7rem;
  font-size: 0.65rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--nogueira);
}

/* Section base */
section { padding: 5.5rem 0; }
.section-head { text-align: center; margin-bottom: 3.2rem; }
.section-kicker { font-size: 0.72rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--nogueira); margin-bottom: 0.6rem; }
.section-title { font-size: clamp(1.8rem, 3.6vw, 2.5rem); color: var(--grafite); line-height: 1.2; }
.section-title.light { color: var(--linho); }
.section-sub { max-width: 600px; margin: 0.8rem auto 0; color: var(--texto); font-size: 0.95rem; }

/* Ambientes / Projetos */
.ambientes { background: var(--branco); }
.projects-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.2rem; }
.project-card { position: relative; overflow: hidden; border-radius: var(--raio); background: var(--linho-escuro); aspect-ratio: 4/3; }
.project-card img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 60%; transition: transform 0.6s ease; }
.project-card:hover img { transform: scale(1.03); }
.project-card .label {
  position: absolute; left: 0; bottom: 0; right: 0;
  padding: 1rem 1.2rem; background: linear-gradient(transparent, rgba(23,21,18,0.55));
  color: var(--linho); font-family: 'Playfair Display', Georgia, serif; font-size: 1.15rem;
}
.project-card .tag {
  position: absolute; top: 1rem; left: 1rem;
  background: rgba(250,248,245,0.88); padding: 0.25rem 0.5rem;
  font-size: 0.6rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--nogueira);
}

/* Detalhes */
.detalhes { background: var(--grafite); color: var(--linho); }
.detalhes .section-title { color: var(--linho); }
.detalhes .section-kicker { color: var(--champagne); }
.detalhes-grid { display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 3rem; align-items: center; }
.detalhes-media { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.detalhes-media .thumb { aspect-ratio: 1/1; border-radius: var(--raio); overflow: hidden; background: var(--nogueira); }
.detalhes-media .thumb img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 55%; opacity: 0.95; }
.detalhes-copy h2 { font-size: clamp(1.7rem, 3.2vw, 2.3rem); color: var(--linho); margin-bottom: 1rem; }
.detalhes-copy p { color: rgba(250,248,245,0.78); margin-bottom: 1.6rem; max-width: 440px; }
.detalhes-list { list-style: none; display: grid; gap: 0.7rem; }
.detalhes-list li { display: flex; align-items: flex-start; gap: 0.6rem; font-size: 0.9rem; color: rgba(250,248,245,0.85); }
.detalhes-list li::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: var(--champagne); margin-top: 0.55rem; flex-shrink: 0; }

/* Serviços */
.servicos { background: var(--branco); }
.services-layout { display: grid; grid-template-columns: 1.6fr 1fr; gap: 2.4rem; }
.service-main { background: var(--linho); border: 1px solid rgba(23,21,18,0.06); padding: 2.4rem; }
.service-main h3 { font-size: 1.6rem; color: var(--grafite); margin-bottom: 1rem; }
.service-main p { color: var(--texto); margin-bottom: 1.5rem; font-size: 0.95rem; }
.service-list { list-style: none; columns: 2; column-gap: 2rem; }
.service-list li { display: flex; align-items: center; gap: 0.6rem; margin-bottom: 0.6rem; font-size: 0.88rem; }
.service-list li::before { content: '·'; color: var(--champagne); font-weight: bold; font-size: 1.2rem; }

.service-side { background: var(--grafite); color: var(--linho); padding: 2.4rem; display: flex; flex-direction: column; justify-content: space-between; }
.service-side h3 { font-size: 1.4rem; color: var(--linho); margin-bottom: 0.8rem; }
.service-side p { color: rgba(250,248,245,0.75); font-size: 0.92rem; margin-bottom: 1.5rem; }
.service-side .tag { color: var(--champagne); font-size: 0.7rem; letter-spacing: 0.1em; text-transform: uppercase; }

/* Closet Nebraska — bloco case */
.closet-nebraska { background: var(--branco); }
.case-feature { display: grid; grid-template-columns: 1.6fr 1fr; gap: 3.5rem; align-items: center; }
.case-feature-media { position: relative; overflow: hidden; border-radius: var(--raio); background: var(--linho-escuro); }
.case-feature-media img { width: 100%; height: auto; object-fit: contain; }
.case-feature-media .media-caption {
  position: absolute; bottom: 1.2rem; left: 1.2rem;
  background: rgba(250,248,245,0.85); padding: 0.35rem 0.7rem;
  font-size: 0.65rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--nogueira);
}
.case-feature-copy .section-title { margin-bottom: 0.4rem; }
.case-feature-copy .lead-text { font-family: 'Playfair Display', Georgia, serif; font-size: 1.3rem; color: var(--nogueira); margin-bottom: 1.2rem; }
.case-feature-copy p { color: var(--texto); margin-bottom: 1.4rem; max-width: 440px; }
.case-feature-list { list-style: none; margin-bottom: 2rem; }
.case-feature-list li { display: flex; align-items: flex-start; gap: 0.6rem; margin-bottom: 0.6rem; font-size: 0.88rem; color: var(--texto); }
.case-feature-list li::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: var(--champagne); margin-top: 0.55rem; flex-shrink: 0; }

/* Tecnologia invisível */
.tecnologia { background: var(--linho); }
.tech-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 3rem; align-items: center; }
.tech-copy h2 { font-size: clamp(1.7rem, 3.2vw, 2.3rem); color: var(--grafite); margin-bottom: 1rem; }
.tech-copy p { color: var(--texto); margin-bottom: 1.8rem; max-width: 440px; }
.tech-items { display: grid; grid-template-columns: 1fr 1fr; gap: 1.2rem; }
.tech-item { background: var(--branco); border: 1px solid rgba(23,21,18,0.06); padding: 1.2rem; }
.tech-item h4 { font-size: 1rem; color: var(--grafite); margin-bottom: 0.4rem; }
.tech-item p { font-size: 0.82rem; color: var(--texto); margin: 0; }
.tech-media { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.tech-media .thumb { aspect-ratio: 4/3; border-radius: var(--raio); overflow: hidden; background: var(--linho-escuro); }
.tech-media .thumb img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 55%; }

/* História */
.historia { background: var(--branco); }
.historia-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }
.historia-card { padding: 2rem; border-top: 1px solid var(--linho-escuro); }
.historia-card h3 { font-size: 1.35rem; color: var(--grafite); margin-bottom: 0.6rem; }
.historia-card p { font-size: 0.9rem; color: var(--texto); }
.historia-link { display: inline-block; margin-top: 2rem; font-size: 0.82rem; color: var(--nogueira); border-bottom: 1px solid var(--champagne); padding-bottom: 2px; }
.historia-link:hover { color: var(--grafite); }

/* Como funciona */
.processo { background: var(--linho); }
.processo-steps { display: grid; grid-template-columns: repeat(6, 1fr); gap: 1rem; }
.step { text-align: center; padding: 1.2rem 0.5rem; }
.step-number { width: 44px; height: 44px; border-radius: 50%; border: 1px solid var(--champagne); display: flex; align-items: center; justify-content: center; margin: 0 auto 0.9rem; font-family: 'Playfair Display', Georgia, serif; color: var(--nogueira); font-size: 1.05rem; }
.step h4 { font-size: 0.98rem; color: var(--grafite); margin-bottom: 0.4rem; font-weight: 500; }
.step p { font-size: 0.78rem; color: var(--texto); line-height: 1.55; }

/* Prova de método */
.prova { background: var(--grafite); color: var(--linho); }
.prova-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.2rem; }
.prova-item { padding: 1.6rem 1.2rem; border: 1px solid rgba(250,248,245,0.08); text-align: center; }
.prova-item .number { font-family: 'Playfair Display', Georgia, serif; font-size: 2rem; color: var(--champagne); margin-bottom: 0.6rem; }
.prova-item h4 { font-size: 1rem; color: var(--linho); margin-bottom: 0.4rem; }
.prova-item p { font-size: 0.8rem; color: rgba(250,248,245,0.7); }

/* FAQ */
.faq { background: var(--linho); }
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item { border-bottom: 1px solid rgba(23,21,18,0.08); }
.faq-question { width: 100%; text-align: left; padding: 1.4rem 0; background: none; border: none; font-family: 'DM Sans', sans-serif; font-size: 1rem; color: var(--grafite); display: flex; justify-content: space-between; align-items: center; cursor: pointer; }
.faq-question .icon { width: 20px; height: 20px; position: relative; flex-shrink: 0; margin-left: 1rem; }
.faq-question .icon::before, .faq-question .icon::after { content: ''; position: absolute; background: var(--nogueira); transition: transform var(--transicao); }
.faq-question .icon::before { width: 12px; height: 1.5px; left: 4px; top: 9px; }
.faq-question .icon::after { width: 1.5px; height: 12px; left: 9.25px; top: 4px; }
.faq-item.open .icon::after { transform: rotate(90deg); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height var(--transicao); }
.faq-answer p { padding: 0 0 1.4rem; color: var(--texto); font-size: 0.92rem; }

/* Lead / formulário */
.lead { background: var(--branco); }
.lead .container { max-width: 900px; }
.form-card { background: var(--linho); border: 1px solid rgba(23,21,18,0.06); padding: 2.5rem; }
.form-step { display: none; }
.form-step.active { display: block; }
.form-step h3 { font-size: 1.4rem; color: var(--grafite); margin-bottom: 0.4rem; }
.form-step .step-kicker { font-size: 0.7rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--nogueira); margin-bottom: 1.6rem; }
.form-step .form-help { color: var(--texto); font-size: 0.92rem; margin-bottom: 1.4rem; }
.form-group { margin-bottom: 1.2rem; }
.form-group label { display: block; font-size: 0.7rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--nogueira); margin-bottom: 0.4rem; }
.form-group input, .form-group textarea, .form-group select {
  width: 100%; padding: 0.9rem 1rem; border: 1px solid rgba(23,21,18,0.12); background: var(--branco); color: var(--grafite);
  font-family: inherit; font-size: 0.95rem; border-radius: var(--raio); outline: none; transition: border var(--transicao);
}
.form-group input:focus, .form-group textarea:focus, .form-group select:focus { border-color: var(--nogueira); }
.form-group input[aria-invalid="true"], .form-group textarea[aria-invalid="true"], .form-group select[aria-invalid="true"] { border-color: #B04B4B; }
.form-group textarea { min-height: 100px; resize: vertical; }
.form-options { display: grid; gap: 0.6rem; }
.form-options label { display: flex; align-items: center; gap: 0.6rem; padding: 0.9rem 1rem; background: var(--branco); border: 1px solid rgba(23,21,18,0.1); cursor: pointer; border-radius: var(--raio); font-size: 0.92rem; }
.form-options label:hover { border-color: var(--nogueira); }
.form-options input[type="radio"] { accent-color: var(--nogueira); width: 18px; height: 18px; }
.error-msg { display: none; font-size: 0.78rem; color: #B04B4B; margin-top: 0.4rem; }
.error-msg.visible { display: block; }
.form-nav { display: flex; justify-content: space-between; gap: 1rem; margin-top: 1.6rem; }
.form-progress { display: flex; gap: 0.4rem; margin-bottom: 1.5rem; }
.form-progress span { flex: 1; height: 3px; background: var(--linho-escuro); border-radius: 2px; }
.form-progress span.active { background: var(--nogueira); }
.privacy-note { margin-top: 1rem; font-size: 0.78rem; color: var(--texto); line-height: 1.55; }
.privacy-note a { color: var(--nogueira); text-decoration: underline; }

/* CTA mobile fixo */
.mobile-bar { display: none; }

/* Footer */
footer { background: var(--grafite); color: var(--linho); padding: 3rem 0 2.4rem; }
footer .container { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 2rem; }
footer a { color: rgba(250,248,245,0.7); font-size: 0.86rem; display: block; margin-top: 0.3rem; }
footer a:hover { color: var(--champagne); }
footer .logo-word { color: var(--linho); font-size: 1.1rem; }
footer .logo-sub { color: var(--champagne); }
.footer-copy { width: 100%; text-align: center; font-size: 0.75rem; color: rgba(250,248,245,0.45); margin-top: 2rem; padding-top: 1.5rem; border-top: 1px solid rgba(250,248,245,0.08); }

/* WhatsApp flutuante */
.whatsapp { display: none; }
.whatsapp.visible {
  position: fixed; bottom: 1.4rem; right: 1.4rem; z-index: 1100;
  background: #25D366; color: #fff; width: 54px; height: 54px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center; box-shadow: 0 4px 14px rgba(0,0,0,0.16);
}
.whatsapp svg { width: 26px; height: 26px; fill: #fff; }

/* Focus visible */
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible {
  outline: 2px solid var(--champagne); outline-offset: 2px;
}

/* Página de projeto */
.page-hero { min-height: 80vh; display: flex; align-items: flex-end; padding: 10rem 0 4rem; background: var(--linho); position: relative; }
.page-hero .container { position: relative; z-index: 1; }
.page-hero img.hero-bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: 0.9; }
.page-hero h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); color: var(--grafite); }
.page-hero .kicker { color: var(--nogueira); font-size: 0.72rem; letter-spacing: 0.18em; text-transform: uppercase; margin-bottom: 0.8rem; }
.page-hero .tagline { font-family: 'Playfair Display', Georgia, serif; font-size: 1.3rem; color: var(--nogueira); margin-top: 0.6rem; }

.project-section { padding: 4rem 0; }
.project-section h2 { font-size: clamp(1.6rem, 3.2vw, 2.2rem); color: var(--grafite); margin-bottom: 1.2rem; }
.project-section p { color: var(--texto); max-width: 680px; margin-bottom: 1.2rem; }
.project-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.5rem; }
.project-detail { background: var(--linho); padding: 1.6rem; border: 1px solid rgba(23,21,18,0.06); }
.project-detail h3 { font-size: 1.1rem; color: var(--grafite); margin-bottom: 0.4rem; }
.project-detail p { font-size: 0.88rem; margin: 0; }

/* Responsivo */
@media (max-width: 1024px) {
  .hero .container { grid-template-columns: 1fr; text-align: center; gap: 2.5rem; }
  .hero p { margin-left: auto; margin-right: auto; }
  .hero-actions { justify-content: center; }
  .hero-media { max-width: 620px; margin: 0 auto; }
  .projects-grid { grid-template-columns: repeat(2, 1fr); }
  .detalhes-grid { grid-template-columns: 1fr; }
  .services-layout { grid-template-columns: 1fr; }
  .case-feature { grid-template-columns: 1fr; }
  .case-feature-media { order: -1; max-width: 760px; margin: 0 auto; }
  .case-feature-copy { text-align: center; }
  .case-feature-copy p { margin-left: auto; margin-right: auto; }
  .case-feature-list { display: inline-block; text-align: left; }
  .tech-grid { grid-template-columns: 1fr; }
  .processo-steps { grid-template-columns: repeat(3, 1fr); }
  .prova-grid { grid-template-columns: repeat(2, 1fr); }
  .historia-grid { grid-template-columns: 1fr; }
  .project-grid { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  nav { display: none; position: absolute; top: 76px; left: 0; right: 0; background: var(--branco); flex-direction: column; padding: 1.5rem 0; gap: 1.2rem; border-bottom: 1px solid rgba(23,21,18,0.08); }
  nav.open { display: flex; }
  .menu-toggle { display: block; }
  header .btn { display: none; }
  .projects-grid { grid-template-columns: 1fr; }
  .project-card { aspect-ratio: 4/3; }
  .service-list { columns: 1; }
  .processo-steps { grid-template-columns: 1fr; }
  .prova-grid { grid-template-columns: 1fr; }
  .tech-media { grid-template-columns: 1fr; }
  .tech-items { grid-template-columns: 1fr; }
  .detalhes-media { grid-template-columns: 1fr; }

  .mobile-bar {
    display: flex; position: fixed; bottom: 0; left: 0; right: 0; z-index: 1090;
    background: var(--branco); border-top: 1px solid rgba(23,21,18,0.08);
    padding: 0.8rem 1.2rem; align-items: center; justify-content: space-between; gap: 1rem;
  }
  .mobile-bar .btn { flex: 1; padding: 0.8rem; }
  .whatsapp.visible { bottom: 4.8rem; }
  body { padding-bottom: 70px; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
  .reveal { opacity: 1; transform: none; }
}