/* ============================================================
   Lançamentos Rio Imóveis — Design System "Portal"
   Layout claro, grid de cards, sans-serif. Distinto do editorial escuro.
   ============================================================ */
:root{
  --bg:#f6f5f1;
  --surface:#ffffff;
  --surface-2:#efeee8;
  --ink:#15191d;
  --ink-2:#3b4550;
  --muted:#69727c;
  --line:#e4e2da;
  --line-2:#d7d4c9;
  --accent:#0f6b52;      /* verde profundo */
  --accent-ink:#0b4d3b;
  --accent-soft:#e6f1ec;
  --gold:#b8912f;
  --radius:16px;
  --radius-sm:10px;
  --shadow:0 1px 2px rgba(20,24,28,.04),0 8px 30px rgba(20,24,28,.06);
  --shadow-lg:0 20px 60px rgba(20,24,28,.14);
  --sans:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
  --wrap:1200px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:var(--sans);font-size:16px;line-height:1.6;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.12;letter-spacing:-.02em}
p{margin:0}
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 24px}
.eyebrow{font-size:12px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--accent)}
.muted{color:var(--muted)}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:50;background:rgba(246,245,241,.85);
  backdrop-filter:saturate(160%) blur(12px);border-bottom:1px solid var(--line);
}
.site-header .wrap{display:flex;align-items:center;gap:28px;height:70px}
.brand{display:flex;align-items:baseline;gap:8px;font-weight:800;letter-spacing:-.03em;font-size:19px}
.brand small{font-weight:600;color:var(--accent);font-size:11px;letter-spacing:.12em;text-transform:uppercase}
.nav{display:flex;gap:26px;margin-left:auto;align-items:center}
.nav a{font-size:14.5px;font-weight:500;color:var(--ink-2);transition:color .15s}
.nav a:hover{color:var(--accent)}
.btn{
  display:inline-flex;align-items:center;gap:8px;font-weight:600;font-size:14.5px;
  padding:11px 20px;border-radius:100px;border:1px solid transparent;cursor:pointer;transition:.18s;
}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-ink);transform:translateY(-1px)}
.btn-ghost{background:transparent;border-color:var(--line-2);color:var(--ink)}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent)}
.nav-toggle{display:none;margin-left:auto;background:none;border:0;font-size:26px;cursor:pointer;color:var(--ink)}

/* ---------- Hero ---------- */
.hero{padding:64px 0 40px;position:relative}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center}
.hero h1{font-size:clamp(34px,4.6vw,58px)}
.hero .lead{margin-top:20px;font-size:clamp(17px,1.6vw,20px);color:var(--ink-2);max-width:52ch}
.hero-cta{margin-top:30px;display:flex;gap:14px;flex-wrap:wrap}
.hero-stats{margin-top:38px;display:flex;gap:34px;flex-wrap:wrap}
.hero-stats .st b{display:block;font-size:28px;color:var(--accent);letter-spacing:-.03em}
.hero-stats .st span{font-size:12.5px;color:var(--muted);text-transform:uppercase;letter-spacing:.06em}
.hero-media{position:relative;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-lg);aspect-ratio:4/5;background:var(--surface-2)}
.hero-media img{width:100%;height:100%;object-fit:cover}
.hero-media .tag{
  position:absolute;left:18px;bottom:18px;background:rgba(255,255,255,.92);
  padding:10px 16px;border-radius:100px;font-size:13px;font-weight:600;box-shadow:var(--shadow)
}

/* ---------- Filter bar ---------- */
.filterbar{position:sticky;top:70px;z-index:40;background:var(--bg);padding:18px 0;border-bottom:1px solid var(--line)}
.filterbar .wrap{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.chip{
  font-size:13.5px;font-weight:500;padding:9px 16px;border-radius:100px;border:1px solid var(--line-2);
  background:var(--surface);color:var(--ink-2);cursor:pointer;transition:.15s;white-space:nowrap
}
.chip:hover{border-color:var(--accent)}
.chip.active{background:var(--accent);border-color:var(--accent);color:#fff}
.filter-label{font-size:12px;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-right:6px}
.filter-toggle-wrap{display:none}
.filter-toggle{display:inline-flex;align-items:center;gap:8px;font-family:inherit;font-size:14px;font-weight:600;color:var(--ink);background:var(--surface);border:1px solid var(--line-2);border-radius:100px;padding:10px 18px;cursor:pointer}
.filter-toggle .ft-caret{color:var(--accent);transition:transform .2s}
.filter-toggle.open .ft-caret{transform:rotate(180deg)}
.filter-rows{display:block}

/* ---------- Section ---------- */
.section{padding:64px 0}
.section-head{max-width:60ch;margin-bottom:36px}
.section-head h2{font-size:clamp(26px,3vw,38px)}
.section-head p{margin-top:12px;color:var(--muted);font-size:17px}

/* ---------- Cards grid ---------- */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:26px}
.card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  display:flex;flex-direction:column;transition:.22s;box-shadow:var(--shadow)
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--line-2)}
.card-media{position:relative;aspect-ratio:16/11;overflow:hidden;background:var(--surface-2)}
.card-media img{width:100%;height:100%;object-fit:cover;transition:.5s}
.card:hover .card-media img{transform:scale(1.05)}
.badge{
  position:absolute;top:14px;left:14px;font-size:11.5px;font-weight:600;letter-spacing:.03em;
  padding:6px 12px;border-radius:100px;background:rgba(255,255,255,.94);color:var(--ink);box-shadow:var(--shadow)
}
.badge.pre{background:var(--gold);color:#fff}
.badge.lanc{background:var(--accent);color:#fff}
.badge.obras{background:#2a6ca8;color:#fff}
.badge.pronto{background:#3d4650;color:#fff}
.card-body{padding:22px;display:flex;flex-direction:column;gap:8px;flex:1}
.card-loc{font-size:12.5px;color:var(--accent);font-weight:600;letter-spacing:.02em}
.card-title{font-size:20px;letter-spacing:-.02em}
.card-specs{font-size:14px;color:var(--muted);line-height:1.5;flex:1}
.card-go{margin-top:8px;font-size:14px;font-weight:600;color:var(--ink);display:inline-flex;align-items:center;gap:6px}
.card:hover .card-go{color:var(--accent)}

/* ---------- Regions strip ---------- */
.regions{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.region{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:26px 22px;transition:.2s
}
.region:hover{border-color:var(--accent);transform:translateY(-3px)}
.region b{font-size:19px;display:block;margin-bottom:6px}
.region span{font-size:14px;color:var(--muted)}

/* ---------- Steps ---------- */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.step{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:30px}
.step .n{font-size:14px;font-weight:700;color:var(--accent);letter-spacing:.1em}
.step h3{font-size:19px;margin:14px 0 8px}
.step p{color:var(--muted);font-size:15px}

/* ---------- CTA band ---------- */
.cta-band{background:var(--accent);color:#fff;border-radius:var(--radius);padding:52px 44px;display:grid;grid-template-columns:1.4fr auto;gap:30px;align-items:center}
.cta-band h2{font-size:clamp(24px,2.6vw,34px);color:#fff}
.cta-band p{margin-top:10px;color:rgba(255,255,255,.85);max-width:50ch}
.cta-band .btn-primary{background:#fff;color:var(--accent-ink)}
.cta-band .btn-primary:hover{background:var(--surface-2)}

/* ---------- Contact form ---------- */
.contact{display:grid;grid-template-columns:.9fr 1.1fr;gap:48px;align-items:start}
.field{display:flex;flex-direction:column;gap:6px;margin-bottom:16px}
.field label{font-size:13px;font-weight:600;color:var(--ink-2)}
.field input,.field select,.field textarea{
  font-family:inherit;font-size:15px;padding:13px 15px;border:1px solid var(--line-2);border-radius:var(--radius-sm);
  background:var(--surface);color:var(--ink);transition:.15s
}
.field input:focus,.field select:focus,.field textarea:focus{outline:0;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}

/* ---------- Footer ---------- */
.site-footer{background:#12161a;color:#c8ccd2;padding:64px 0 34px;margin-top:40px}
.site-footer a{color:#c8ccd2;transition:.15s}
.site-footer a:hover{color:#fff}
.footer-top{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.1)}
.footer-brand b{font-size:22px;color:#fff;letter-spacing:-.03em}
.footer-brand p{margin-top:12px;font-size:14px;color:#9aa1a9;max-width:34ch}
.footer-col h4{font-size:13px;letter-spacing:.1em;text-transform:uppercase;color:#fff;margin-bottom:16px}
.footer-col ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px;font-size:14.5px}
.footer-bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;padding-top:24px;font-size:13px;color:#7d848c}

/* ---------- Floating WhatsApp ---------- */
.wa-float{
  position:fixed;right:22px;bottom:22px;z-index:60;width:56px;height:56px;border-radius:50%;
  background:#25d366;display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-lg);transition:.2s
}
.wa-float:hover{transform:scale(1.07)}
.wa-float svg{width:30px;height:30px;fill:#fff}

/* ---------- Reveal anim ---------- */
.reveal{opacity:0;transform:translateY(20px);transition:.7s cubic-bezier(.2,.7,.3,1)}
.reveal.in{opacity:1;transform:none}

/* ---------- Responsive ---------- */
@media(max-width:960px){
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .hero-media{aspect-ratio:16/11;order:-1}
  .regions{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:1fr}
  .contact{grid-template-columns:1fr;gap:30px}
  .cta-band{grid-template-columns:1fr;text-align:left}
  .footer-top{grid-template-columns:1fr 1fr}
}
@media(max-width:720px){
  .nav{display:none;position:absolute;top:70px;left:0;right:0;flex-direction:column;background:var(--surface);
    padding:18px 24px;gap:16px;border-bottom:1px solid var(--line);box-shadow:var(--shadow)}
  .nav.open{display:flex}
  .nav-toggle{display:block}
  .filterbar{position:static;top:auto;padding:12px 0}
  .filter-toggle-wrap{display:block}
  .filter-rows{display:none}
  .filter-rows.open{display:block;margin-top:12px}
  .filter-rows .wrap{flex-wrap:nowrap;overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none}
  .filter-rows .wrap::-webkit-scrollbar{display:none}
  .filter-rows .chip{flex:0 0 auto}
  .footer-top{grid-template-columns:1fr}
  .section{padding:48px 0}
}