/* ===== Tokens ===== */
:root{
  --bg:#0a0a0a;
  --bg-band:#111214;
  --panel:#0f1013;
  --stroke:#202127;
  --text:#e9e9ea;
  --muted:#9aa0a6;
  --gold:#f5c542;
  --gold-2:#ffd35a;
  --accent-shadow: 0 0 0 1px rgba(245,197,66,.18), 0 12px 30px rgba(245,197,66,.08);
  --radius:16px;
  --container:1100px;
}

*{box-sizing:border-box}
html,body{margin:0}
body{
  font-family:'Manrope',system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,'Helvetica Neue',Arial,sans-serif;
  background:var(--bg); color:var(--text); line-height:1.6; -webkit-font-smoothing:antialiased;
}

/* ===== Layout ===== */
.container{ width:min(var(--container), 92vw); margin-inline:auto; }
.band{
  background:
    radial-gradient(1200px 200px at 50% -20%, rgba(245,197,66,.12), transparent 60%),
    linear-gradient(180deg, var(--bg-band), #0b0c0e);
  border-top:1px solid var(--stroke); border-bottom:1px solid var(--stroke);
  padding:72px 0;
}

/* ===== Header ===== */
.site-header{ position:sticky; top:0; z-index:50; backdrop-filter:saturate(140%) blur(8px);
  background:color-mix(in oklab, #000 70%, transparent); border-bottom:1px solid var(--stroke); }
.header-inner{ display:flex; align-items:center; justify-content:space-between; padding:10px 0; }
.brand{ display:flex; align-items:center; gap:10px; color:var(--text); text-decoration:none; font-weight:800; letter-spacing:.2px; }
.brand img{ width:36px; height:36px; border-radius:50%; }
.brand span{ font-size:1.1rem }

/* Nav + GitHub icon */
.nav{ display:flex; gap:18px; align-items:center; }
.nav a{ color:var(--text); text-decoration:none; font-weight:600; font-size:.95rem; opacity:.86; transition:.2s ease; }
.nav a:hover{ opacity:1; color:var(--gold) }
.icon-btn{ display:flex; align-items:center; gap:8px; padding:.4rem .7rem; border:1px solid var(--stroke); border-radius:10px; background:linear-gradient(180deg,#0f1013,#0a0b0d); }
.icon-btn:hover{ border-color:color-mix(in oklab, var(--gold) 60%, var(--stroke)); color:var(--gold) }
.hide-sm{ display:inline }

/* Hamburguer (mobile) */
.hamb{ display:none; width:44px; height:40px; border:1px solid var(--stroke); border-radius:10px; background:linear-gradient(180deg,#0f1013,#0a0b0d); align-items:center; justify-content:center; gap:4px; }
.hamb .bar{ width:20px; height:2px; background:#c9cbd2; display:block; transition:.2s }
.hamb.is-open .bar:nth-child(1){ transform:translateY(6px) rotate(45deg) }
.hamb.is-open .bar:nth-child(2){ opacity:0 }
.hamb.is-open .bar:nth-child(3){ transform:translateY(-6px) rotate(-45deg) }

/* ===== Hero ===== */
.hero{ display:grid; grid-template-columns: 1fr 1.2fr; gap:48px; align-items:center; padding:32px 0; }
.hero-media{ display:flex; align-items:center; justify-content:center; }
.hero-logo{ width:min(420px, 70%); filter: drop-shadow(0 12px 28px rgba(0,0,0,.6)); }
.hero-copy .title-xl{ font-size: clamp(2rem, 3.8vw, 3.2rem); line-height:1.1; font-weight:800; letter-spacing:-.02em; }
.title-accent{ display:block; color:var(--gold); text-shadow: 0 0 40px rgba(245,197,66,.18); }
.lead{ margin-top:14px; color:var(--muted); max-width:60ch; }

/* ===== Split (produto) ===== */
.split{ display:grid; grid-template-columns:1.2fr 1fr; gap:48px; align-items:center; }
.title-lg{ font-size:clamp(1.4rem,2.2vw,2rem); font-weight:800; letter-spacing:-.01em; }
.split-copy p{ color:var(--muted) }
.split-media{ display:flex; justify-content:center; }
.ph-image{
  width:400px; height:300px; border-radius:14px;
  background:
    linear-gradient(180deg, #13151a, #0c0e12) padding-box,
    linear-gradient(120deg, rgba(245,197,66,.6), rgba(255,211,90,.2)) border-box;
  border:1px solid transparent; display:grid; place-items:center;
  color:#c8c8c8; font-weight:600; letter-spacing:.3px;
  box-shadow: var(--accent-shadow);
}

/* ===== Cards Ferramentas ===== */
.center{text-align:center}
.muted{ color:var(--muted) }
.cards{ margin-top:24px; display:grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap:18px; }
.card{
  background:linear-gradient(180deg, #0f1013, #0a0b0d); border:1px solid var(--stroke);
  border-radius:var(--radius); padding:22px 18px; min-height:120px;
  display:flex; flex-direction:column; gap:8px; justify-content:center; align-items:flex-start;
  transition:transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.card:hover{ transform:translateY(-4px); border-color:color-mix(in oklab, var(--gold) 50%, var(--stroke)); box-shadow: var(--accent-shadow); }
.card h3{ margin:0; font-size:1.05rem } .card p{ margin:0; color:var(--muted) }
.standby::after{ content:""; width:100%; height:1px; margin-top:10px; background:linear-gradient(90deg, transparent, rgba(245,197,66,.25), transparent); }

/* ===== Team ===== */
.team{ margin-top:26px; display:grid; grid-template-columns: repeat(5, minmax(0,1fr)); gap:18px; }
.member{ border-radius:var(--radius); background:linear-gradient(180deg, #0f1013, #0a0b0d); border:1px solid var(--stroke); padding:18px; text-align:center; transition:.2s ease; }
.member:hover{ box-shadow: var(--accent-shadow); transform:translateY(-3px) }
.avatar{ width:92px; height:92px; margin:6px auto 10px; border-radius:50%; background:#1b1e24; border:1px solid var(--stroke); }
.member h4{ margin:8px 0 4px }
.social{ display:flex; justify-content:center; gap:12px; margin-top:6px }
.icon{ width:22px; height:22px; display:inline-grid; place-items:center; color:#c9cbd2; opacity:.9; transition:.2s ease; text-decoration:none; }
.icon:hover{ color:var(--gold); opacity:1 }

/* ===== Roadmap / Timeline ===== */
.timeline{ list-style:none; padding:0; margin:26px 0 0; display:grid; gap:18px; }
.tl-item{ position:relative; padding-left:54px; }
.tl-item::before{
  content:""; position:absolute; left:20px; top:0; bottom:0; width:2px;
  background:linear-gradient(180deg, rgba(245,197,66,.5), rgba(255,211,90,.15));
  border-radius:2px;
}
.tl-badge{
  position:absolute; left:10px; top:0; width:22px; height:22px; border-radius:50%;
  background: var(--bg);            /* <- muda aqui */
  border:2px solid var(--gold);
  color:#fff;                       /* <- texto branco para as futuras */
  font-weight:800; font-size:.85rem; display:grid; place-items:center;
  z-index:2;                        /* garante que cubra a linha */
}
.tl-badge.done{
  background: radial-gradient(circle at 30% 30%, var(--gold-2), var(--gold));
  color:#111; border-color: transparent;
  box-shadow: 0 6px 18px rgba(245,197,66,.35);
}
.tl-badge.current{
  border-color: color-mix(in oklab, var(--gold) 85%, #fff);
  box-shadow: 0 0 0 4px rgba(245,197,66,.10);
}
.tl-badge.current::after{
  content:"AULA ATUAL";
  position:absolute; left:28px; top:50%; transform:translateY(-50%);
  font-size:.62rem; letter-spacing:.4px; font-weight:800;
  color:var(--gold);
  background: rgba(245,197,66,.10);
  border:1px solid color-mix(in oklab, var(--gold) 45%, var(--stroke));
  padding:2px 6px; border-radius:999px;
  backdrop-filter: blur(3px);
}
.tl-card{
  background:linear-gradient(180deg,#0f1013,#0a0b0d); border:1px solid var(--stroke);
  border-radius:var(--radius); padding:16px 18px;
}
.tl-card h4{ margin:0 0 8px 0 } .tl-card p{ margin:0; color:var(--muted) }
.tl-card{
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.tl-item:hover .tl-card{
  transform: translateY(-2px);
  border-color: color-mix(in oklab, var(--gold) 38%, var(--stroke));
  box-shadow: 0 10px 26px rgba(245,197,66,.10);
}
.tl-item:hover .tl-badge{
  border-color: color-mix(in oklab, var(--gold) 90%, #fff);
}

/* --- AULA ATUAL: bolacha amarela grande no lado ESQUERDO --- */
.tl-item{ position:relative; }               /* garante contexto p/ posicionamento */
.tl-now{
  position:absolute;
  left:-125px;             /* mais afastado da linha */
  top:5px;
  min-width:110px;
  height:36px;
  border-radius:9999px;
  display:flex;
  align-items:center;
  justify-content:center;
  background: linear-gradient(90deg, var(--gold-2), var(--gold));
  color:#111;
  font-weight:900;
  font-size:.8rem;
  letter-spacing:.6px;
  padding:0 14px;
  z-index:2;

  /* glow mais bonito e chamativo */
  box-shadow:
    0 0 25px rgba(245,197,66,.45),
    0 0 40px rgba(245,197,66,.25),
    0 4px 10px rgba(0,0,0,.3);
  transition: transform .2s ease, box-shadow .3s ease;
}

.tl-now:hover{
  transform: translateY(-2px);
  box-shadow:
    0 0 30px rgba(245,197,66,.55),
    0 0 60px rgba(245,197,66,.3),
    0 6px 12px rgba(0,0,0,.4);
}

@media (max-width:980px){
  .tl-now{
    left:-100px;
    min-width:95px;
    height:32px;
    font-size:.75rem;
  }
}

/* --- Badge de avaliação (N1/N2/N3) no CANTO DIREITO do card --- */
.tl-card{ position:relative; }               /* para posicionar o selo dentro */
.grade-badge{
  position:absolute; right:-10px; top:-10px;
  padding:6px 10px; border-radius:999px;
  background: radial-gradient(circle at 30% 30%, var(--gold-2), var(--gold));
  color:#111; font-weight:900; font-size:.75rem;
  box-shadow: 0 10px 24px rgba(245,197,66,.28), 0 0 0 3px rgba(245,197,66,.12);
  pointer-events:none;
}

/* ===== ENERGY LINE on the timeline ===== */
.timeline{ position: relative }

/* usamos uma única “espinha” contínua da timeline */
.timeline::before{
  content:"";
  position:absolute; left:20px; top:0; bottom:0; width:2px;
  background: linear-gradient(180deg, rgba(245,197,66,.55), rgba(255,211,90,.15));
  border-radius:2px;
  z-index:0;
}

/* partícula de energia que sobe (glow) */
.timeline::after{
  content:"";
  position:absolute; left:18.5px; width:5px; height:75px;
  top:100%;                                   /* começa fora da parte visível */
  background:
    radial-gradient(2px 32px at 50% 50%, rgba(255,245,180,.0) 0%,
                    rgba(255,235,140,.55) 30%, rgba(245,197,66,.95) 55%,
                    rgba(245,197,66,.30) 85%, rgba(0,0,0,0) 100%);
  filter: blur(.2px);
  box-shadow: 0 0 18px rgba(245,197,66,.55), 0 0 34px rgba(245,197,66,.30);
  z-index:1;
  animation: energyFlow 3.8s linear infinite;
  opacity: .95;
  animation-direction: reverse;

}

/* só anima quando a timeline está em viewport (classe aplicada via JS) */
.timeline:not(.flow)::after{ animation-play-state: paused; opacity: 0; }

/* keyframes: faz a partícula subir do final até antes do topo */
@keyframes energyFlow{
  0%   { top: 100%; }
  100% { top: -64px; }
}

/* como agora temos uma espinha contínua, esconda a linha por-item */
.tl-item::before{ background: transparent !important; }


/* ===== Footer ===== */
.foot{ padding:28px 0; color:var(--muted); text-align:center }

/* ===== Reveal animation (default hidden) ===== */
.reveal{ opacity:0; transform: translateY(18px); will-change: opacity, transform; }
.reveal.is-visible{ opacity:1; transform: translateY(0); transition: opacity .6s ease, transform .6s ease; }

/* ===== Responsive ===== */
@media (max-width: 980px){
  .hero{ grid-template-columns:1fr; text-align:center }
  .hero-copy .lead{ margin-inline:auto }
  .split{ grid-template-columns:1fr; }
  .cards{ grid-template-columns:1fr 1fr }
  .team{ grid-template-columns:1fr 1fr 1fr }
  .hide-sm{ display:none }

  .hamb{ display:inline-flex }
  .nav{
    position:absolute; right:0; top:60px; padding:10px;
    background:color-mix(in oklab, #000 80%, transparent); border:1px solid var(--stroke);
    border-radius:12px; backdrop-filter: blur(6px);
    display:none; flex-direction:column; gap:10px; margin-right:4vw;
  }
  .nav.is-open{ display:flex }
}

@media (max-width: 640px){
  .cards{ grid-template-columns:1fr }
  .team{ grid-template-columns:1fr 1fr }
}

/* ===== Ferramentas ===== */
.tool-card{
  text-decoration:none;
  color:inherit;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:14px;
  padding:28px 22px;
  border-radius:var(--radius);
  background:linear-gradient(180deg,#0f1013,#0a0b0d);
  border:1px solid var(--stroke);
  transition:.25s ease;
}

.tool-card:hover{
  transform:translateY(-4px);
  border-color:color-mix(in oklab,var(--gold)60%,var(--stroke));
  box-shadow:var(--accent-shadow);
}

.tool-thumb{
  width:100px;
  height:60px;
  object-fit:cover;
  border-radius:8px;
  border:1px solid var(--stroke);
  filter:brightness(0.9);
}

.btn-use{
  background:linear-gradient(90deg,var(--gold-2),var(--gold));
  color:#111;
  font-weight:700;
  border:none;
  border-radius:9999px;
  padding:8px 18px;
  cursor:pointer;
  transition:transform .15s ease,box-shadow .15s ease;
}

.btn-use:hover{
  transform:translateY(-2px);
  box-shadow:0 0 18px rgba(245,197,66,.3);
}

/* ===== Ferramentas ===== */
.cards{
  display:grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); /* auto-centraliza conforme adiciona */
  gap:20px;
  justify-items:center;   /* centraliza os cards em cada célula */
}

.tool-card{
  text-decoration:none;
  color:inherit;
  display:flex;
  flex-direction:column;      /* texto em cima, imagem embaixo */
  align-items:center;
  justify-content:center;
  gap:14px;
  width:100%;
  max-width:320px;            /* largura consistente e centrada */
  padding:28px 22px;
  border-radius:var(--radius);
  background:linear-gradient(180deg,#0f1013,#0a0b0d);
  border:1px solid var(--stroke);
  transition:.25s ease;
}
.tool-card:hover{
  transform:translateY(-4px);
  border-color:color-mix(in oklab,var(--gold)60%,var(--stroke));
  box-shadow:var(--accent-shadow);
}

.tool-card h3{
  font-size:1.2rem;          /* texto um pouco maior */
  text-align:center;
  margin:6px 0 0 0;
}

.tool-thumb{
  width:140px;
  height:90px;
  object-fit:contain;         /* mantém proporção do PNG */
  background:transparent;
  border:none;                /* sem borda para PNG sem fundo */
  filter:none;
  margin-top:4px;
}

.tool-card{
  text-decoration:none;
  color:inherit;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:14px;
  width:100%;
  max-width:320px;
  padding:28px 22px 36px; /* espaço extra pra linha */
  border-radius:var(--radius);
  background:linear-gradient(180deg,#0f1013,#0a0b0d);
  border:1px solid var(--stroke);
  transition:.25s ease;
}
.tool-card:hover{
  transform:translateY(-4px);
  border-color:color-mix(in oklab,var(--gold)60%,var(--stroke));
  box-shadow:var(--accent-shadow);
}

.tool-card h3{
  font-size:1.25rem;        /* título ligeiramente maior */
  text-align:center;
  margin:4px 0 0 0;
}

.tool-thumb{
  width:160px;              /* imagem maior */
  height:100px;
  object-fit:contain;
  background:transparent;
  border:none;
}

.tool-hint{
  color:var(--muted);
  font-size:.75rem;
  letter-spacing:.4px;
  margin-top:4px;
}

.tool-line{
  width:80%;
  height:1px;
  background:linear-gradient(90deg,transparent,var(--gold),transparent);
  margin-top:3px;
  opacity:.8;
}