/* Half Arquitetos — Design System */
:root{
  --off-white:#F5F3EE;
  --white:#FFFFFF;
  --ink:#141414;
  --ink-2:#2A2A2A;
  --muted:#777777;
  --olive:#7C8463;
  --olive-deep:#4E583B;
  --beige:#E7E0D2;
  --glass: rgba(255,255,255,0.55);
  --glass-strong: rgba(255,255,255,0.72);
  --border: rgba(20,20,20,0.08);
  --shadow: 0 30px 80px -30px rgba(20,20,20,.18), 0 8px 24px -12px rgba(20,20,20,.1);
  --radius: 22px;
  --radius-lg: 32px;

  --bg: var(--off-white);
  --fg: var(--ink);
  --fg-muted: var(--muted);
  --surface: var(--white);
  --accent: var(--olive-deep);
  --accent-2: var(--olive);
  --on-accent: #fff;

  --font-serif:"Cormorant Garamond", ui-serif, Georgia, serif;
  --font-sans:"Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
[data-theme="dark"]{
  --bg:#0E0F0D;
  --fg:#F1EFE9;
  --fg-muted:#9b9b95;
  --surface:#161714;
  --ink-2:#1d1f1c;
  --beige:#1f201c;
  --glass: rgba(20,22,18,0.55);
  --glass-strong: rgba(20,22,18,0.72);
  --border: rgba(255,255,255,0.08);
  --shadow: 0 30px 80px -30px rgba(0,0,0,.6), 0 8px 24px -12px rgba(0,0,0,.4);
  --accent:#A6AE8A;
  --accent-2:#7C8463;
  --on-accent:#0E0F0D;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0; background:var(--bg); color:var(--fg);
  font-family:var(--font-sans); font-size:16px; line-height:1.55;
  -webkit-font-smoothing:antialiased; transition:background .4s ease, color .4s ease;
}
img{max-width:100%; display:block}
a{color:inherit; text-decoration:none}
button{font:inherit; cursor:pointer; border:0; background:none; color:inherit}

.container{max-width:1200px; margin:0 auto; padding:0 22px}
.section{padding:90px 0; position:relative}
.section.soft{background:linear-gradient(180deg, transparent, color-mix(in oklab, var(--beige) 60%, transparent), transparent)}
.eyebrow{display:inline-block; font-size:11px; letter-spacing:.22em; text-transform:uppercase; color:var(--accent); margin-bottom:14px}
.eyebrow.light{color:#fff}
.display{font-family:var(--font-serif); font-weight:500; font-size:clamp(28px, 4.2vw, 52px); line-height:1.05; letter-spacing:-.01em; margin:0 0 16px}
h1{font-family:var(--font-serif); font-weight:500; font-size:clamp(34px, 5.6vw, 68px); line-height:1.02; letter-spacing:-.015em; margin:0 0 16px}
h2,h3,h4{font-family:var(--font-serif); font-weight:500}
.lead{font-size:clamp(15px,1.4vw,18px); color:var(--fg)}
.muted{color:var(--fg-muted)}
.small{font-size:13px}
.micro{font-size:12px; color:var(--fg-muted); text-align:center; margin-top:18px}

/* GLASS */
.glass{
  background:var(--glass);
  backdrop-filter:blur(18px) saturate(1.1);
  -webkit-backdrop-filter:blur(18px) saturate(1.1);
  border:1px solid var(--border);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
}

/* BUTTONS */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  padding:13px 20px; border-radius:999px; font-size:14px; font-weight:500;
  transition:transform .25s ease, background .25s ease, color .25s ease, border-color .25s ease;
  border:1px solid transparent; white-space:nowrap;
}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:var(--accent); color:var(--on-accent)}
.btn-primary:hover{background:var(--fg); color:var(--bg)}
.btn-ghost{background:transparent; border-color:var(--border); color:var(--fg)}
.btn-ghost:hover{background:var(--surface)}
.btn-link{padding:8px 0; color:var(--accent); border-radius:0}
.btn-link:hover{color:var(--fg)}

/* HEADER */
.site-header{position:sticky; top:14px; z-index:50; padding:0 16px}
.header-inner{
  max-width:1240px; margin:0 auto; display:flex; align-items:center; justify-content:space-between;
  padding:10px 14px 10px 18px; border-radius:999px;
}
.brand{display:flex; align-items:center; gap:10px}
.brand-mark{width:30px; height:30px; border-radius:8px; object-fit:cover; background:#000}
.brand-text{font-family:var(--font-serif); font-size:18px; letter-spacing:.02em}
.brand-text strong{font-weight:600}
.nav-desktop{display:flex; gap:22px}
.nav-desktop a{font-size:13.5px; color:var(--fg); opacity:.78; transition:opacity .2s}
.nav-desktop a:hover{opacity:1}
.header-actions{display:flex; align-items:center; gap:8px}
.icon-btn{width:38px; height:38px; border-radius:999px; border:1px solid var(--border); display:inline-flex; align-items:center; justify-content:center; background:var(--surface)}
.ico-moon{display:none}
[data-theme="dark"] .ico-sun{display:none}
[data-theme="dark"] .ico-moon{display:block}
.mobile-only{display:none}
.nav-mobile{display:none; flex-direction:column; gap:6px; margin:10px 16px 0; padding:18px; border-radius:24px}
.nav-mobile a{padding:10px 8px; border-radius:12px}
.nav-mobile a:hover{background:var(--surface)}
.nav-mobile.open{display:flex}

/* HERO */
.hero{padding:40px 16px 60px}
.hero-grid{max-width:1240px; margin:0 auto; display:grid; grid-template-columns:1fr 1.1fr; gap:24px}
.hero-card{padding:46px; display:flex; flex-direction:column; gap:14px; border-radius:var(--radius-lg)}
.hero-card .lead{margin:6px 0 0}
.hero-cta{display:flex; flex-wrap:wrap; gap:10px; margin-top:18px}
.hero-chips{display:flex; flex-wrap:wrap; gap:8px; margin-top:22px}
.chip{display:inline-flex; align-items:center; padding:8px 14px; border-radius:999px; font-size:12.5px; border:1px solid var(--border); background:var(--surface); color:var(--fg)}
.filters .chip{cursor:pointer; transition:background .25s, color .25s}
.filters .chip.active, .filters .chip:hover{background:var(--accent); color:var(--on-accent); border-color:transparent}
.hero-visual{position:relative; border-radius:var(--radius-lg); overflow:hidden; min-height:480px}
.hero-img{width:100%; height:100%; object-fit:cover; min-height:480px; border-radius:var(--radius-lg)}
.floating-card{position:absolute; left:20px; bottom:20px; padding:14px 18px; display:flex; align-items:center; gap:14px; border-radius:18px}
.fc-num{font-family:var(--font-serif); font-size:34px; line-height:1; color:var(--accent)}
.fc-title{font-weight:600; font-size:13px}
.fc-sub{font-size:12px; color:var(--fg-muted)}

/* TWO COL */
.two-col{display:grid; grid-template-columns:1fr 1fr; gap:48px; align-items:center}
.mini-grid{margin-top:24px; display:grid; grid-template-columns:repeat(3,1fr); gap:10px}
.mini-card{padding:14px; text-align:center; font-size:13px; border-radius:14px}
.about-visual{position:relative}
.about-visual img{width:100%; border-radius:var(--radius-lg); aspect-ratio: 4/5; object-fit:cover}
.founders{position:absolute; left:18px; bottom:18px; padding:12px 16px; border-radius:14px; display:flex; flex-direction:column}
.founders span{font-size:11px; color:var(--fg-muted); letter-spacing:.18em; text-transform:uppercase}
.founders strong{font-family:var(--font-serif); font-weight:500; font-size:18px}

/* FILM */
.film .film-wrap{position:relative; border-radius:var(--radius-lg); overflow:hidden; aspect-ratio:16/8}
.film video{width:100%; height:100%; object-fit:cover; display:block}
.film-overlay{position:absolute; inset:auto 0 0 0; padding:32px; background:linear-gradient(180deg, transparent, rgba(0,0,0,.55)); color:#fff}
.film-overlay h3{font-size:clamp(22px,3vw,34px); margin:6px 0 6px}
.film-overlay p{color:#e9e9e9; margin:0}

/* SECTION HEAD */
.section-head{max-width:760px; margin:0 auto 36px; text-align:center}
.section-head p{margin-top:8px}

/* GALLERY */
.filters{display:flex; flex-wrap:wrap; gap:8px; justify-content:center; margin-bottom:28px}
.gallery{display:grid; grid-template-columns:repeat(12,1fr); gap:14px}
.g-card{position:relative; overflow:hidden; border-radius:var(--radius); cursor:pointer; background:var(--surface); border:1px solid var(--border)}
.g-card img{width:100%; height:100%; object-fit:cover; transition:transform .8s cubic-bezier(.2,.6,.2,1)}
.g-card:hover img{transform:scale(1.06)}
.g-card .g-info{position:absolute; left:14px; right:14px; bottom:14px; padding:12px 14px; border-radius:14px; background:rgba(20,20,20,.55); color:#fff; backdrop-filter:blur(10px)}
.g-card .g-info .cat{font-size:11px; letter-spacing:.16em; text-transform:uppercase; color:#cfd2c2}
.g-card .g-info h4{margin:2px 0 0; font-size:17px; color:#fff}
.g-card.span-6{grid-column:span 6}
.g-card.span-4{grid-column:span 4}
.g-card.span-8{grid-column:span 8}
.g-card.span-12{grid-column:span 12}
.g-card.h-tall{aspect-ratio:4/5}
.g-card.h-wide{aspect-ratio:16/9}
.g-card.h-sq{aspect-ratio:1/1}

/* TYPES */
.types-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:18px}
.type-card{padding:26px; border-radius:var(--radius); display:flex; flex-direction:column; gap:10px; transition:transform .3s}
.type-card:hover{transform:translateY(-4px)}
.type-card h3{margin:6px 0 4px; font-size:22px}
.type-ico{width:44px; height:44px; border-radius:12px; background:var(--accent); color:var(--on-accent); display:inline-flex; align-items:center; justify-content:center; font-size:22px}

/* QUIZ */
.quiz-card{max-width:780px; margin:0 auto; padding:28px 26px 24px; border-radius:var(--radius-lg)}
.quiz-progress{height:4px; background:var(--border); border-radius:999px; overflow:hidden; margin-bottom:22px}
.quiz-progress span{display:block; height:100%; background:var(--accent); width:0%; transition:width .4s}
.q-question{font-family:var(--font-serif); font-size:24px; margin:6px 0 18px}
.q-opts{display:grid; grid-template-columns:repeat(2,1fr); gap:10px; margin-bottom:18px}
.q-opt{padding:14px 16px; border-radius:14px; border:1px solid var(--border); background:var(--surface); text-align:left; transition:all .2s}
.q-opt:hover{border-color:var(--accent); transform:translateY(-1px)}
.q-opt.selected{background:var(--accent); color:var(--on-accent); border-color:transparent}
.q-nav{display:flex; justify-content:space-between; gap:10px}
.q-step{font-size:12px; color:var(--fg-muted); letter-spacing:.18em; text-transform:uppercase}
.q-result h3{font-family:var(--font-serif); font-size:28px; margin:6px 0 10px}
.q-result .pill{display:inline-block; padding:4px 12px; border-radius:999px; background:var(--accent); color:var(--on-accent); font-size:12px; letter-spacing:.14em; text-transform:uppercase}

/* TIMELINE */
.timeline{list-style:none; padding:0; margin:0; display:grid; grid-template-columns:repeat(5,1fr); gap:14px; counter-reset:t; position:relative}
.timeline::before{content:""; position:absolute; left:5%; right:5%; top:34px; height:1px; background:var(--border)}
.timeline li{padding:18px; border-radius:var(--radius); background:var(--surface); border:1px solid var(--border); position:relative; display:flex; flex-direction:column; gap:8px}
.t-num{display:inline-flex; width:44px; height:44px; border-radius:999px; background:var(--accent); color:var(--on-accent); align-items:center; justify-content:center; font-family:var(--font-serif); font-size:18px; box-shadow:0 6px 18px -8px rgba(0,0,0,.3)}
.timeline h4{margin:6px 0 2px; font-size:17px}
.timeline p{margin:0; color:var(--fg-muted); font-size:14px}

/* STORIES */
.stories{display:grid; grid-template-columns:repeat(3,1fr); gap:16px}
.story{padding:24px; border-radius:var(--radius)}
.story h4{margin:14px 0 4px; font-size:14px; color:var(--accent); letter-spacing:.06em; text-transform:uppercase; font-family:var(--font-sans); font-weight:600}
.story p{margin:0; font-size:14.5px}
.story blockquote{margin:18px 0 0; padding:14px 16px; border-left:2px solid var(--accent); font-family:var(--font-serif); font-size:18px; line-height:1.35; color:var(--fg)}
.stars{color:var(--accent); letter-spacing:.16em; font-size:13px}

/* ERRORS */
.errors-grid{display:grid; grid-template-columns:repeat(4,1fr); gap:14px}
.err{padding:22px; border-radius:var(--radius); transition:transform .3s}
.err:hover{transform:translateY(-4px)}
.err span{display:inline-flex; width:38px; height:38px; border-radius:10px; background:var(--accent); color:var(--on-accent); align-items:center; justify-content:center; margin-bottom:10px}
.err h4{margin:0 0 6px; font-size:17px}
.err p{margin:0; color:var(--fg-muted); font-size:14px}

/* LOCAL */
.addr{font-style:normal; margin:14px 0 22px; line-height:1.7}
.local-actions{display:flex; flex-wrap:wrap; gap:8px}
.map{aspect-ratio:4/3; border-radius:var(--radius-lg); overflow:hidden}
.map iframe{width:100%; height:100%; border:0}

/* CTA */
.cta-final .cta-box{padding:54px; text-align:center; border-radius:var(--radius-lg)}
.cta-actions{display:flex; flex-wrap:wrap; gap:10px; justify-content:center; margin-top:18px}

/* FOOTER */
.site-footer{background:var(--ink); color:#e7e5dc; padding:60px 0 30px; margin-top:40px}
[data-theme="dark"] .site-footer{background:#000}
.footer-grid{display:grid; grid-template-columns:1.2fr 1fr 1.2fr; gap:30px}
.site-footer h5{font-family:var(--font-sans); font-size:12px; letter-spacing:.2em; text-transform:uppercase; color:#a8a89d; margin:0 0 10px}
.site-footer .brand-text{color:#fff}
.site-footer a:hover{color:#fff}
.foot-end{display:flex; justify-content:space-between; padding-top:30px; margin-top:40px; border-top:1px solid rgba(255,255,255,.08)}
.foot-end .muted{color:#9c9c92}

/* CHAT */
.chat-fab{
  position:fixed; right:20px; bottom:20px; width:56px; height:56px; border-radius:999px;
  background:var(--accent); color:var(--on-accent); display:flex; align-items:center; justify-content:center;
  box-shadow:0 18px 40px -10px rgba(20,20,20,.4); z-index:80; transition:transform .25s
}
.chat-fab:hover{transform:translateY(-2px) scale(1.04)}
.chat-panel{
  position:fixed; right:20px; bottom:88px; width:min(380px, calc(100vw - 40px)); max-height:70vh;
  display:none; flex-direction:column; z-index:80; padding:14px; border-radius:22px; overflow:hidden;
}
.chat-panel.open{display:flex; animation:rise .3s ease}
@keyframes rise{from{transform:translateY(12px); opacity:0}to{transform:none; opacity:1}}
.chat-head{display:flex; justify-content:space-between; align-items:center; padding:6px 8px 12px; border-bottom:1px solid var(--border)}
.chat-head strong{display:block; font-family:var(--font-serif); font-size:18px}
.chat-msgs{flex:1; overflow:auto; padding:12px 6px; display:flex; flex-direction:column; gap:8px; min-height:240px}
.bubble{padding:10px 14px; border-radius:14px; max-width:85%; font-size:14px; line-height:1.45; white-space:pre-wrap}
.bubble.bot{align-self:flex-start; background:var(--surface); border:1px solid var(--border)}
.bubble.me{align-self:flex-end; background:var(--accent); color:var(--on-accent)}
.bubble.typing{font-style:italic; color:var(--fg-muted)}
.chat-input{display:flex; gap:6px; padding-top:10px; border-top:1px solid var(--border)}
.chat-input input{flex:1; padding:11px 14px; border-radius:999px; border:1px solid var(--border); background:var(--surface); color:var(--fg); outline:none}
.chat-input input:focus{border-color:var(--accent)}
.chat-wpp{display:block; text-align:center; padding:8px 0 2px; font-size:12.5px; color:var(--accent)}

/* LIGHTBOX */
.lightbox{position:fixed; inset:0; background:rgba(10,10,10,.78); backdrop-filter:blur(8px); display:none; align-items:center; justify-content:center; z-index:90; padding:20px}
.lightbox.open{display:flex; animation:fade .25s}
@keyframes fade{from{opacity:0}to{opacity:1}}
.lb-content{display:grid; grid-template-columns:1.4fr 1fr; max-width:1100px; width:100%; max-height:88vh; overflow:hidden; border-radius:var(--radius-lg)}
.lb-content img{width:100%; height:100%; max-height:88vh; object-fit:cover}
.lb-info{padding:30px; display:flex; flex-direction:column; justify-content:center; gap:10px}
.lb-info h3{font-size:28px; margin:4px 0}
.lb-close{position:absolute; top:18px; right:18px; width:42px; height:42px; border-radius:999px; background:rgba(255,255,255,.15); color:#fff; font-size:18px}

/* REVEAL */
.reveal{opacity:0; transform:translateY(18px); transition:opacity .8s ease, transform .8s ease}
.reveal.in{opacity:1; transform:none}

/* RESPONSIVE */
@media (max-width: 980px){
  .nav-desktop{display:none}
  .mobile-only{display:inline-flex}
  .header-cta{display:none}
  .hero-grid{grid-template-columns:1fr}
  .hero-card{padding:30px}
  .hero-visual{min-height:360px}
  .hero-img{min-height:360px}
  .two-col{grid-template-columns:1fr; gap:30px}
  .types-grid{grid-template-columns:1fr 1fr}
  .timeline{grid-template-columns:1fr; gap:10px}
  .timeline::before{display:none}
  .stories{grid-template-columns:1fr}
  .errors-grid{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr}
  .lb-content{grid-template-columns:1fr; max-height:90vh; overflow:auto}
  .lb-content img{max-height:50vh}
  .gallery .g-card{grid-column:span 12 !important; aspect-ratio:4/3 !important}
  .section{padding:64px 0}
  .cta-final .cta-box{padding:34px 22px}
  .q-opts{grid-template-columns:1fr}
  .mini-grid{grid-template-columns:1fr 1fr}
  .foot-end{flex-direction:column; gap:8px}
}
@media (max-width:520px){
  .types-grid{grid-template-columns:1fr}
  .errors-grid{grid-template-columns:1fr}
  .hero-chips .chip{font-size:11.5px}
}