/* ===== Escritório Central CSN — arquivo histórico ===== */
:root{
  --bg:#191612;
  --panel:rgba(26,23,18,.82);
  --panel-solid:#221e17;
  --line:#3a342a;
  --text:#ece4d0;
  --muted:#9a8f78;
  --accent:#d9a441;
  --accent-2:#e8c37a;
  --serif:"Fraunces", Georgia, "Times New Roman", serif;
  --sans:"Archivo", -apple-system, "Segoe UI", Roboto, sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html,body{height:100%;overflow:hidden}
body{
  background:var(--bg);
  color:var(--text);
  font-family:var(--sans);
  -webkit-font-smoothing:antialiased;
}
button{font-family:var(--sans);cursor:pointer}

#scene-container{position:fixed;inset:0}
#scene-container canvas{display:block}

/* grão de filme sutil */
#grain{
  position:fixed;inset:-50%;pointer-events:none;z-index:5;opacity:.05;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='240'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  animation:grain 7s steps(6) infinite;
}
@keyframes grain{
  0%,100%{transform:translate(0,0)}20%{transform:translate(-2%,3%)}40%{transform:translate(3%,-2%)}
  60%{transform:translate(-3%,-3%)}80%{transform:translate(2%,2%)}
}

/* ===== Cabeçalho ===== */
#topbar{
  position:fixed;top:0;left:0;right:0;z-index:10;
  display:flex;justify-content:space-between;align-items:flex-start;
  padding:22px 28px;pointer-events:none;
}
.brand-kicker{
  font-size:11px;letter-spacing:.28em;text-transform:uppercase;color:var(--accent);
  display:block;margin-bottom:6px;
}
.brand h1{
  font-family:var(--serif);font-weight:650;font-size:clamp(22px,3.2vw,34px);
  line-height:1.05;text-shadow:0 2px 18px rgba(0,0,0,.55);
}
.brand h1 .thin{font-weight:500;font-style:italic;color:var(--muted)}
.top-note{
  font-size:11px;color:var(--muted);letter-spacing:.08em;text-align:right;max-width:230px;
  padding-top:6px;
}

/* ===== Cartão de foto ===== */
.photo-card{
  position:fixed;right:26px;top:50%;transform:translateY(-58%);z-index:10;
  width:min(330px,30vw);
  background:var(--panel);border:1px solid var(--line);border-radius:10px;
  padding:12px 12px 14px;backdrop-filter:blur(10px);
  box-shadow:0 18px 50px rgba(0,0,0,.5);
  transition:opacity .5s ease;
}
.photo-frame{
  position:relative;overflow:hidden;border-radius:6px;cursor:zoom-in;
  background:#0e0c09;aspect-ratio:4/3.2;
}
.photo-frame img{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
  filter:sepia(.28) contrast(1.04);
  opacity:0;transition:opacity .7s ease, transform 8s ease;
  transform:scale(1.04);
}
.photo-frame img.on{opacity:1;transform:scale(1)}
.photo-tag{
  position:absolute;left:8px;top:8px;z-index:2;
  font-size:10px;letter-spacing:.18em;text-transform:uppercase;
  background:rgba(14,12,9,.72);color:var(--accent-2);
  padding:4px 8px;border-radius:3px;border:1px solid rgba(232,195,122,.25);
}
.photo-caption h3{
  font-family:var(--serif);font-weight:650;font-size:18px;margin:11px 2px 4px;
}
.photo-caption p{font-size:12.5px;line-height:1.5;color:var(--muted);padding:0 2px}

/* ===== Barra de controle ===== */
#controlbar{
  position:fixed;left:0;right:0;bottom:0;z-index:11;
  display:flex;align-items:flex-end;justify-content:center;gap:26px;
  padding:14px 26px 18px;
  background:linear-gradient(to top, rgba(15,13,10,.92) 30%, rgba(15,13,10,0));
}

/* Dial */
#dial-wrap{position:relative;width:200px;flex:0 0 auto;user-select:none}
#dial-svg{width:100%;display:block;touch-action:none;cursor:grab}
#dial-svg:active{cursor:grabbing}
#dial-svg:focus-visible{outline:2px solid var(--accent);outline-offset:4px;border-radius:50%}
#dial-knob{transform-origin:110px 110px;will-change:transform}
.dial-tick{stroke:#5c5343;stroke-width:2;stroke-linecap:round}
.dial-tick.major{stroke:#8d8069;stroke-width:2.6}
.dial-dot{fill:#57503f;stroke:#0e0c09;stroke-width:1.5;cursor:pointer;transition:fill .3s}
.dial-dot.reached{fill:var(--accent)}
.dial-dot-num{font-size:9px;fill:#0e0c09;font-weight:700;text-anchor:middle;pointer-events:none}
.dial-dot-num.off{fill:var(--muted)}
.dial-end-lbl{font-size:9.5px;fill:var(--muted);letter-spacing:.14em;font-family:var(--sans)}
#dial-readout{
  position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
  text-align:center;pointer-events:none;
  background:radial-gradient(circle, rgba(14,12,9,.72) 30%, rgba(14,12,9,0) 72%);
  border-radius:50%;padding:26px 30px;
}
#dial-pct{
  display:block;font-family:var(--serif);font-weight:800;font-size:21px;color:var(--accent-2);
  margin-top:22px;text-shadow:0 1px 6px rgba(0,0,0,.8);
}
#dial-hint{display:block;font-size:8.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);margin-top:2px}

/* Coluna central */
#phase-col{flex:1 1 auto;max-width:520px;min-width:260px;padding-bottom:8px}
#phase-label{text-shadow:0 2px 12px rgba(10,8,6,.9), 0 0 3px rgba(10,8,6,.7)}
#phase-kicker{font-size:10px;letter-spacing:.3em;color:var(--accent)}
#phase-name{
  font-family:var(--serif);font-weight:650;font-size:clamp(19px,2.4vw,27px);
  margin:3px 0 2px;line-height:1.1;
}
#phase-sub{font-size:12px;color:#b3a891;letter-spacing:.03em}

#timeline{margin-top:12px}
#timeline-track{
  position:relative;height:6px;border-radius:3px;background:#3a342a;overflow:visible;cursor:pointer;
}
#timeline-fill{
  position:absolute;left:0;top:0;bottom:0;width:0%;
  background:linear-gradient(90deg,var(--accent),var(--accent-2));border-radius:3px;
}
#timeline-fill::after{
  content:"";position:absolute;right:-6px;top:50%;transform:translateY(-50%);
  width:12px;height:12px;border-radius:50%;background:var(--accent-2);
  box-shadow:0 0 10px rgba(232,195,122,.8);
}
.tmark{
  position:absolute;top:50%;transform:translate(-50%,-50%);
  width:9px;height:9px;border-radius:50%;background:#57503f;border:2px solid #14110d;
  cursor:pointer;transition:background .3s;
}
.tmark.reached{background:var(--accent)}
#timeline-labels{
  display:flex;justify-content:space-between;margin-top:7px;
  font-size:9.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);
}

#transport{display:flex;gap:10px;margin-top:13px}
.tbtn{
  display:inline-flex;align-items:center;gap:7px;
  background:var(--panel-solid);color:var(--text);
  border:1px solid var(--line);border-radius:6px;
  padding:9px 15px;font-size:12.5px;font-weight:600;letter-spacing:.04em;
  transition:border-color .25s, background .25s, transform .15s;
}
.tbtn:hover{border-color:var(--accent);transform:translateY(-1px)}
.tbtn.primary{background:var(--accent);border-color:var(--accent);color:#1a150c}
.tbtn.primary:hover{background:var(--accent-2)}
.tbtn.big{padding:13px 22px;font-size:14px;border-radius:8px}

/* Película */
#filmstrip{
  display:flex;gap:9px;flex:0 0 auto;padding-bottom:10px;
}
.film{
  position:relative;width:92px;flex:0 0 auto;cursor:pointer;
  border:1px solid var(--line);border-radius:5px;overflow:hidden;
  background:#0e0c09;transition:transform .25s, border-color .25s, opacity .25s;
  opacity:.55;
}
.film img{width:100%;aspect-ratio:4/3;object-fit:cover;display:block;filter:sepia(.3)}
.film span{
  position:absolute;left:0;right:0;bottom:0;font-size:8.5px;letter-spacing:.06em;
  padding:8px 5px 4px;background:linear-gradient(transparent, rgba(10,8,6,.92));
  color:var(--text);text-transform:uppercase;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.film::after{
  content:"";position:absolute;inset:0;box-shadow:inset 0 0 0 0 var(--accent);transition:box-shadow .25s;
}
.film:hover{transform:translateY(-3px);opacity:.85}
.film.active{opacity:1;border-color:var(--accent)}
.film.active::after{box-shadow:inset 0 0 0 2px var(--accent)}

/* ===== Intro ===== */
#intro{
  position:fixed;inset:0;z-index:30;display:flex;align-items:center;justify-content:center;
  background:radial-gradient(ellipse at 50% 40%, rgba(20,17,12,.55), rgba(13,11,8,.94));
  backdrop-filter:blur(3px);
  transition:opacity .8s ease, visibility .8s;
}
#intro.hidden{opacity:0;visibility:hidden}
.intro-inner{max-width:640px;text-align:center;padding:24px}
.intro-kicker{font-size:12px;letter-spacing:.34em;text-transform:uppercase;color:var(--accent)}
.intro-title{
  font-family:var(--serif);font-weight:800;font-size:clamp(38px,7vw,66px);
  line-height:1.04;margin:16px 0 18px;
}
.intro-sub{font-size:15px;line-height:1.65;color:#c9bfa9;max-width:520px;margin:0 auto}
.intro-actions{display:flex;gap:12px;justify-content:center;margin-top:30px;flex-wrap:wrap}
.intro-foot{
  display:block;margin-top:34px;font-size:10.5px;letter-spacing:.1em;color:var(--muted);
}

/* ===== Lightbox ===== */
#lightbox{
  position:fixed;inset:0;z-index:40;display:flex;flex-direction:column;
  align-items:center;justify-content:center;gap:14px;
  background:rgba(12,10,7,.94);backdrop-filter:blur(6px);
}
#lightbox[hidden]{display:none}
#lightbox img{
  max-width:min(1100px,92vw);max-height:78vh;object-fit:contain;
  border:1px solid var(--line);border-radius:6px;box-shadow:0 30px 80px rgba(0,0,0,.7);
  filter:sepia(.15);
}
#lightbox p{font-size:13px;color:var(--muted);max-width:600px;text-align:center;padding:0 20px}
#lightbox-close{
  position:absolute;top:22px;right:26px;background:var(--panel-solid);color:var(--text);
  border:1px solid var(--line);border-radius:50%;width:44px;height:44px;font-size:16px;
}

/* ===== Responsivo ===== */
@media (max-width:1080px){
  .photo-card{width:min(280px,34vw);right:18px}
  #controlbar{gap:16px;padding:10px 14px 14px}
  .film{width:74px}
}
@media (max-width:860px){
  #topbar{padding:14px 16px}
  .top-note{display:none}
  .photo-card{
    top:64px;right:12px;transform:none;width:min(230px,44vw);padding:8px;
  }
  .photo-caption p{display:none}
  .photo-caption h3{font-size:13.5px;margin:7px 2px 2px}
  #controlbar{flex-wrap:wrap;justify-content:center;gap:8px 18px}
  #dial-wrap{width:150px}
  #dial-pct{font-size:16px;margin-top:20px}
  #phase-col{order:-1;flex:1 1 100%;max-width:none;text-align:center;padding-bottom:0}
  #transport{justify-content:center;margin-top:9px}
  #filmstrip{padding-bottom:4px}
  .film{width:62px}
  .film span{display:none}
  .intro-title{font-size:clamp(32px,9vw,48px)}
}
@media (max-width:520px){
  .photo-card{display:none}
}

/* ===== Bússola ===== */
#compass{
  position:fixed;left:22px;top:50%;transform:translateY(-50%);z-index:10;
  width:92px;text-align:center;
}
#compass svg{width:84px;height:84px;filter:drop-shadow(0 4px 12px rgba(0,0,0,.45));display:block;margin:0 auto}
.cmp-ring{fill:rgba(20,17,12,.72);stroke:var(--line);stroke-width:1.5}
.cmp-ltr{fill:var(--accent-2);font:700 15px "Archivo",sans-serif;text-anchor:middle}
.cmp-ltr.small{fill:var(--muted);font-size:10.5px;font-weight:600}
.cmp-plant{fill:var(--accent)}
#compass-rose{transform-origin:50px 50px;will-change:transform}
#compass span{
  display:block;margin-top:5px;font-size:8.5px;letter-spacing:.1em;
  color:var(--muted);text-transform:uppercase;line-height:1.35;
}
@media (max-width:860px){
  #compass{width:64px;left:10px;top:auto;bottom:210px;transform:none}
  #compass svg{width:56px;height:56px}
  #compass span{display:none}
}

/* ===== Selo de pré-campanha (tela inicial) ===== */
.intro-campaign{
  display:inline-block;margin-top:26px;
  font-size:12.5px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--accent-2);
  border:1px solid rgba(217,164,65,.45);border-radius:999px;
  padding:9px 20px;background:rgba(217,164,65,.08);
}
.intro-campaign strong{color:var(--accent);font-weight:700}