/* ==========================================================
   GDR — DESIGN SYSTEM · TOKENS
   Fonte única de verdade para cor, tipografia e espaçamento.
   Usado por quiz.html e landing.html.
   ========================================================== */

@font-face{
  font-family:'Clash Display';
  src:url('../fonts/clash-display/ClashDisplay-Medium.woff2') format('woff2');
  font-weight:500; font-style:normal; font-display:swap;
}
@font-face{
  font-family:'Clash Display';
  src:url('../fonts/clash-display/ClashDisplay-Semibold.woff2') format('woff2');
  font-weight:600; font-style:normal; font-display:swap;
}
@font-face{
  font-family:'Clash Display';
  src:url('../fonts/clash-display/ClashDisplay-Bold.woff2') format('woff2');
  font-weight:700; font-style:normal; font-display:swap;
}
@font-face{
  font-family:'General Sans';
  src:url('../fonts/general-sans/GeneralSans-Light.woff2') format('woff2');
  font-weight:300; font-style:normal; font-display:swap;
}
@font-face{
  font-family:'General Sans';
  src:url('../fonts/general-sans/GeneralSans-Regular.woff2') format('woff2');
  font-weight:400; font-style:normal; font-display:swap;
}
@font-face{
  font-family:'General Sans';
  src:url('../fonts/general-sans/GeneralSans-Medium.woff2') format('woff2');
  font-weight:500; font-style:normal; font-display:swap;
}
@font-face{
  font-family:'General Sans';
  src:url('../fonts/general-sans/GeneralSans-Semibold.woff2') format('woff2');
  font-weight:600; font-style:normal; font-display:swap;
}

:root{
  /* paleta oficial GDR */
  --black:       #050607;
  --graphite:    #14161a;
  --petrol:      #08181b;
  --petrol-2:    #0d2226;
  --navy:        #0a1526;
  --navy-2:      #101d33;

  --gold:        #c9a84c;
  --gold-light:  #e9d18f;
  --gold-dim:    #8a7132;
  --gold-line:   rgba(201,168,76,.35);

  /* tinta de selo — usada só em carimbos/urgência, com critério */
  --ink:         #8a2e2e;
  --ink-light:   #c15a4e;

  --text:        #ece7db;
  --text-dim:    rgba(235,232,222,.62);
  --text-faint:  rgba(235,232,222,.38);

  --ease:        cubic-bezier(.22,.9,.28,1);
  --ease-soft:   cubic-bezier(.4,0,.2,1);

  --font-display:'Clash Display','Archivo Black',sans-serif;
  --font-body:   'General Sans','Inter',sans-serif;

  --container: 720px;
  --pad-x: 7vw;
}

*{ box-sizing:border-box; margin:0; padding:0; }
html{ scroll-behavior:smooth; }
body{
  background:var(--black);
  color:var(--text);
  font-family:var(--font-body);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}

::selection{ background:var(--gold); color:#000; }

h1,h2,h3{
  font-family:var(--font-display);
  font-weight:600;
  color:#f5f2e9;
  letter-spacing:-.01em;
  line-height:1.08;
}

.overline{
  font-family:var(--font-body);
  font-size:.72rem; font-weight:600; letter-spacing:.28em;
  color:var(--gold-light); text-transform:uppercase;
}

.lead{
  font-family:var(--font-body);
  font-weight:300;
  color:var(--text-dim);
  line-height:1.65;
  max-width:560px;
}

/* ---------- fundo cinematográfico sem fotos ----------
   camadas: base escura + glow direcional (petróleo/ouro) + grain sutil.
   variar --glow-x/--glow-y/--glow-color por seção via inline style. */
.scene-bg{
  position:absolute; inset:0; overflow:hidden; z-index:0;
}
.scene-bg::before{
  content:'';
  position:absolute; inset:-14%;
  background:
    radial-gradient(circle at var(--glow-x,75%) var(--glow-y,30%), var(--glow-color, rgba(201,168,76,.16)), transparent 45%),
    radial-gradient(circle at 15% 85%, var(--petrol-2), transparent 55%),
    linear-gradient(160deg, var(--navy) 0%, var(--black) 55%, var(--black) 100%);
  animation: sceneDrift 18s ease-in-out infinite alternate;
}
.scene-bg::after{
  /* grão cinematográfico via SVG turbulence embutido */
  content:'';
  position:absolute; inset:0;
  opacity:.05;
  mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
.scene-glow-beam{
  position:absolute; inset:0; z-index:1; pointer-events:none;
  background:linear-gradient(115deg, transparent 40%, rgba(201,168,76,.05) 48%, rgba(201,168,76,.1) 50%, rgba(201,168,76,.05) 52%, transparent 60%);
  background-size:220% 220%;
  mix-blend-mode:screen;
  animation: beamSweep 11s ease-in-out infinite alternate;
}

/* luz sempre em movimento — ativa em toda tela, todas as sessões do Quiz */
@keyframes sceneDrift{
  0%{ transform:translate(-1.5%,-1%) scale(1.02); }
  100%{ transform:translate(1.5%,1.5%) scale(1.07); }
}
@keyframes beamSweep{
  0%{ background-position:15% 30%; }
  100%{ background-position:85% 70%; }
}

/* ---------- botões ---------- */
.btn{
  appearance:none; border:none; cursor:pointer;
  display:inline-flex; align-items:center; justify-content:center; gap:.6rem;
  font-family:var(--font-body); font-weight:700; font-size:.88rem; letter-spacing:.16em;
  text-transform:uppercase;
  padding:1.3rem 3rem;
  min-width:200px;
  color:#0c0c0c;
  background:linear-gradient(135deg, var(--gold-light), var(--gold) 55%, var(--gold-dim));
  background-size:160% 160%; background-position:0% 50%;
  border-radius:2px;
  box-shadow:0 8px 24px -10px rgba(201,168,76,.35);
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), background-position .5s var(--ease);
  text-decoration:none;
}
.btn:hover{
  transform:translateY(-3px) scale(1.015);
  box-shadow:0 20px 44px -10px rgba(201,168,76,.6);
  background-position:100% 50%;
}
.btn:active{ transform:translateY(-1px) scale(1); }
.btn-ghost{
  background:transparent; color:var(--gold-light);
  border:1px solid var(--gold-line);
}
.btn-ghost:hover{ background:rgba(201,168,76,.08); box-shadow:none; }
.btn-block{ width:100%; }

/* ---------- cards ---------- */
.card{
  border:1px solid rgba(255,255,255,.1);
  background:rgba(255,255,255,.03);
  backdrop-filter:blur(6px);
  border-radius:3px;
  padding:1.8rem;
}
.card-gold{
  border-color:var(--gold-line);
  background:linear-gradient(180deg, rgba(201,168,76,.07), rgba(201,168,76,.02));
}

/* ---------- badge / tag ---------- */
.badge{
  display:inline-flex; align-items:center; gap:.5rem;
  font-size:.68rem; font-weight:600; letter-spacing:.18em; text-transform:uppercase;
  color:var(--gold-light);
  border:1px solid var(--gold-line);
  border-radius:100px;
  padding:.5rem 1rem;
}

/* ---------- carimbo (selo de tinta) — uso pontual: turma/vagas, nunca decorativo ---------- */
.stamp{
  display:inline-flex; align-items:center; gap:.5rem;
  font-family:var(--font-body); font-weight:700; font-size:.66rem; letter-spacing:.14em; text-transform:uppercase;
  color:var(--ink-light);
  border:1.5px solid var(--ink-light);
  padding:.55rem 1rem;
  transform:rotate(-5deg);
  position:relative;
  mix-blend-mode:screen;
}
.stamp::before, .stamp::after{ content:''; position:absolute; width:5px; height:5px; border:1.5px solid var(--ink-light); }
.stamp::before{ top:-3px; left:-3px; border-width:1.5px 0 0 1.5px; }
.stamp::after{ bottom:-3px; right:-3px; border-width:0 1.5px 1.5px 0; }

/* ---------- selo GDR (emblema, não foto) — elemento de assinatura, usado com moderação ---------- */
.seal-mark{ filter:drop-shadow(0 0 40px rgba(201,168,76,.25)); }

/* ---------- utilitários ---------- */
.container{ max-width:var(--container); margin:0 auto; padding-left:var(--pad-x); padding-right:var(--pad-x); }
.section{ position:relative; padding:9vh var(--pad-x); overflow:hidden; border-top:1px solid rgba(201,168,76,.07); }
.text-center{ text-align:center; margin-left:auto; margin-right:auto; }
.divider{ width:48px; height:2px; background:var(--gold); border:none; margin:0; }

@media (max-width:640px){
  :root{ --pad-x:6.5vw; }
}