/* ============== AV-Compra — redesign v2 ============== */
:root{
  --bg:#07080b;
  --device:#111318;
  --surface:#1a1d26;
  --ink:#eceef4;
  --muted:#969cad;
  --faint:#5c6273;
  --accent:#ff5520;
  --accent-soft: color-mix(in oklab, var(--accent) 22%, transparent);
  --line: rgba(255,255,255,.10);
  --line-2: rgba(255,255,255,.06);
  --glass: rgba(255,255,255,.05);
  --glass-2: rgba(255,255,255,.09);
  --light: #f3f4f6;
  --light-ink:#191c25;
  --light-muted:#626775;

  --app-radius: 44px;
  --card-radius: 28px;
  --pill: 999px;

  --serif:'Instrument Serif', Georgia, 'Times New Roman', serif;
  --sans:'Geist', system-ui, -apple-system, sans-serif;
  --mono:'Geist Mono', ui-monospace, monospace;

  --shadow-card: 0 20px 60px -30px rgba(0,0,0,.85);
  --shadow-accent: 0 8px 24px -6px color-mix(in oklab, var(--accent) 50%, transparent);
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family:var(--sans);
  color:var(--ink);
  background:var(--bg);
  overflow:hidden;
  -webkit-font-smoothing:antialiased;
}

/* ---------- cosmic backdrop ---------- */
.cosmos{position:fixed;inset:0;z-index:0;overflow:hidden;background:var(--bg)}
.cosmos::before{
  content:"";position:absolute;inset:-20%;
  background:
    radial-gradient(65% 55% at 15% 10%, rgba(45,60,140,.55), transparent 55%),
    radial-gradient(55% 50% at 88% 80%, color-mix(in oklab, var(--accent) 40%, transparent), transparent 58%),
    radial-gradient(45% 45% at 72% 6%, rgba(30,38,90,.65), transparent 55%),
    radial-gradient(40% 40% at 50% 50%, rgba(20,24,50,.4), transparent 70%);
  filter:saturate(1.3);
}
.cosmos::after{
  content:"";position:absolute;inset:0;opacity:.7;
  background-image:
    radial-gradient(1.6px 1.6px at 7%  18%, rgba(255,255,255,.95), transparent),
    radial-gradient(1.2px 1.2px at 14% 72%, rgba(255,255,255,.75), transparent),
    radial-gradient(1.8px 1.8px at 22% 44%, rgba(255,255,255,.85), transparent),
    radial-gradient(1px   1px   at 31%  8%, rgba(255,255,255,.65), transparent),
    radial-gradient(1.4px 1.4px at 39% 91%, rgba(255,255,255,.80), transparent),
    radial-gradient(1.1px 1.1px at 47% 35%, rgba(255,255,255,.70), transparent),
    radial-gradient(1.7px 1.7px at 55% 62%, rgba(255,255,255,.90), transparent),
    radial-gradient(1.3px 1.3px at 63% 16%, rgba(255,255,255,.80), transparent),
    radial-gradient(1px   1px   at 71% 83%, rgba(255,255,255,.65), transparent),
    radial-gradient(1.5px 1.5px at 79% 48%, rgba(255,255,255,.85), transparent),
    radial-gradient(1.2px 1.2px at 86% 24%, rgba(255,255,255,.75), transparent),
    radial-gradient(1.6px 1.6px at 93% 67%, rgba(255,255,255,.80), transparent),
    radial-gradient(1px   1px   at 4%  56%, rgba(255,255,255,.60), transparent),
    radial-gradient(1.4px 1.4px at 97% 12%, rgba(255,255,255,.85), transparent);
}
body.bg-solid .cosmos::before,
body.bg-solid .cosmos::after{display:none}

/* ---------- device shell ---------- */
.app-frame{position:relative;z-index:1;height:100vh;padding:22px;display:flex;align-items:center;justify-content:center}
.app-disclaimer{
  position:absolute;bottom:0;left:0;right:0;z-index:2;
  padding:10px 28px;text-align:center;font-size:11px;line-height:1.45;color:var(--muted);
  background:rgba(0,0,0,.45);border-top:1px solid var(--line);backdrop-filter:blur(4px)
}
.app-disclaimer p{margin:0;max-width:1240px;margin-inline:auto}
.device{
  position:relative;
  height:100%;width:100%;max-width:1520px;
  background:linear-gradient(160deg, #14161e 0%, #0d0f14 60%, #0a0c10 100%);
  border:1px solid rgba(255,255,255,.10);
  border-radius:var(--app-radius);
  box-shadow:
    0 1px 0 rgba(255,255,255,.08) inset,
    0 0 0 1px rgba(0,0,0,.6),
    0 50px 140px -40px rgba(0,0,0,.95);
  padding:18px;
  display:grid;
  grid-template-columns:88px minmax(0,1fr);
  grid-template-rows:minmax(0,1fr);
  gap:16px;
  min-width:1060px;
}

/* internal 2-col grid used by ChatInterface */
.chat-grid{
  display:grid;
  grid-template-columns:minmax(0,1fr) 348px;
  grid-template-rows:minmax(0,1fr);
  gap:16px;
  min-height:0;
}

/* ================= SIDEBAR ================= */
.sidebar{
  background:var(--light);
  border-radius:var(--pill);
  display:flex;flex-direction:column;align-items:center;
  padding:16px 0;gap:6px;
  box-shadow:var(--shadow-card);
}
body.sidebar-dark .sidebar{background:var(--glass);border:1px solid var(--line);backdrop-filter:blur(12px)}
.logo{
  width:50px;height:50px;border-radius:50%;
  background:var(--light-ink);color:#fff;
  display:grid;place-items:center;margin-bottom:10px;flex:0 0 auto;
  box-shadow:0 6px 20px -6px rgba(0,0,0,.5);
}
body.sidebar-dark .logo{background:var(--accent);box-shadow:var(--shadow-accent)}
.logo svg{width:22px;height:22px}
.nav{display:flex;flex-direction:column;align-items:center;gap:2px;flex:0 0 auto}
.nav-btn{
  width:44px;height:44px;border-radius:14px;border:0;cursor:pointer;
  background:transparent;color:#7a7f92;
  display:grid;place-items:center;transition:.16s;position:relative;
}
body.sidebar-dark .nav-btn{color:var(--muted)}
.nav-btn svg{width:20px;height:20px}
.nav-btn:hover{background:rgba(0,0,0,.07);color:var(--light-ink)}
body.sidebar-dark .nav-btn:hover{background:var(--glass-2);color:var(--ink)}
.nav-btn.active{background:var(--accent);color:#fff;box-shadow:var(--shadow-accent)}
.sidebar .spacer{flex:1 1 auto}
.avatar{
  width:44px;height:44px;border-radius:50%;flex:0 0 auto;
  background:
    radial-gradient(circle at 50% 38%, #f1c089 0 26%, #d68a4b 27% 50%, transparent 51%),
    linear-gradient(180deg, #2a2e3a, #1b1d26);
  border:2px solid rgba(255,255,255,.65);
  margin-top:6px;
}

/* ================= CENTER COLUMN ================= */
.center{
  display:grid;
  grid-template-rows:minmax(0,1fr) auto;
  gap:14px;min-width:0;min-height:0;
}

/* HERO */
.hero{
  position:relative;border-radius:var(--card-radius);overflow:hidden;
  background:#1a1c24;
  box-shadow:var(--shadow-card);
  isolation:isolate;
}
.hero img{
  position:absolute;inset:0;width:100%;height:100%;
  object-fit:cover;object-position:50% 30%;
}
.hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(130% 90% at 50% 110%, rgba(0,0,0,.35), transparent 55%),
    linear-gradient(180deg,
      rgba(0,0,0,.25) 0%,
      rgba(0,0,0,.05) 18%,
      transparent 45%,
      rgba(0,0,0,.10) 70%,
      rgba(0,0,0,.55) 100%
    );
}

/* tag on hero */
.hero-tag{
  position:absolute;top:18px;left:20px;z-index:3;
  display:flex;align-items:center;gap:8px;
  background:rgba(255,255,255,.95);color:var(--light-ink);
  border-radius:var(--pill);padding:7px 14px;font-size:12px;font-weight:600;
  box-shadow:0 6px 22px -6px rgba(0,0,0,.5);backdrop-filter:blur(8px);
  white-space:nowrap;
}
.hero-tag .pulse{
  width:7px;height:7px;border-radius:50%;
  background:var(--accent);
  box-shadow:0 0 0 0 var(--accent);
  animation:pulse 1.8s infinite;
}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 color-mix(in oklab,var(--accent) 70%,transparent)}
  70%{box-shadow:0 0 0 9px transparent}
  100%{box-shadow:0 0 0 0 transparent}
}

/* hero status (top right) */
.hero-status{
  position:absolute;top:18px;right:20px;z-index:3;
  display:flex;gap:8px;
}
.hero-status .pill{
  background:rgba(255,255,255,.95);color:var(--light-ink);
  border-radius:var(--pill);padding:7px 12px;font-size:12px;font-weight:600;
  display:flex;align-items:center;gap:7px;
  box-shadow:0 6px 22px -6px rgba(0,0,0,.5);backdrop-filter:blur(8px);
}
.hero-status .pill .dot{
  width:7px;height:7px;border-radius:50%;background:#22c55e;
  box-shadow:0 0 8px rgba(34,197,94,.6);
}
.hero-status .icon{
  width:32px;height:32px;border-radius:50%;
  background:rgba(255,255,255,.95);
  display:grid;place-items:center;cursor:pointer;color:var(--light-ink);border:0;
  box-shadow:0 4px 16px -4px rgba(0,0,0,.4);backdrop-filter:blur(8px);
  transition:.16s;
}
.hero-status .icon:hover{background:var(--accent);color:#fff}
.hero-status .icon svg{width:15px;height:15px}

/* disclaimer — posicionado abaixo dos pills do topo */
.disclaimer{
  position:absolute;left:50%;top:60px;transform:translateX(-50%);z-index:3;
  font-family:var(--mono);font-size:10px;letter-spacing:.16em;
  color:rgba(255,255,255,.95);text-transform:uppercase;
  background:rgba(255,85,32,.90);padding:5px 13px;border-radius:var(--pill);
  white-space:nowrap;
  box-shadow:0 4px 16px -4px rgba(255,85,32,.6);
  backdrop-filter:blur(6px);
}

/* hero caption (response peek) */
.hero-caption{
  position:absolute;left:24px;right:24px;bottom:22px;z-index:3;
  background:rgba(10,12,18,.75);backdrop-filter:blur(18px);
  border:1px solid rgba(255,255,255,.14);
  border-radius:22px;padding:18px 22px;
  display:flex;gap:14px;align-items:flex-start;color:#fff;
  max-width:640px;
  box-shadow:0 12px 40px -12px rgba(0,0,0,.6);
}
.hero-caption .cap-body{flex:1;min-width:0}
.hero-caption .who{
  font-family:var(--serif);font-style:italic;
  color:var(--accent);font-size:14px;margin:0 0 5px;letter-spacing:.005em;
  text-shadow:0 0 20px color-mix(in oklab,var(--accent) 50%,transparent);
}
.hero-caption .what{font-size:14px;line-height:1.55;margin:0;color:#dde0ea;font-weight:400;letter-spacing:-.005em}
.hero-caption .av{
  width:40px;height:40px;border-radius:12px;
  background:linear-gradient(135deg, var(--accent), color-mix(in oklab,var(--accent) 70%,#c80));
  flex:0 0 auto;display:grid;place-items:center;color:#fff;font-weight:700;font-size:13px;
  font-family:var(--mono);letter-spacing:.02em;
  box-shadow:var(--shadow-accent);
}
.cap-actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px;padding-top:12px;border-top:1px solid rgba(255,255,255,.12)}
.cap-cta{
  display:inline-flex;align-items:center;gap:7px;
  height:32px;padding:0 14px;border-radius:var(--pill);
  border:0;cursor:pointer;font-family:var(--sans);font-size:11.5px;font-weight:600;
  transition:.16s;
}
.cap-cta svg{width:13px;height:13px}
.cap-cta .chev{font-family:var(--mono);font-size:14px;line-height:1;opacity:.7}
.cap-cta.orange{
  background:color-mix(in oklab,var(--accent) 15%,transparent);
  color:var(--accent);
  border:1.5px solid color-mix(in oklab,var(--accent) 55%,transparent);
}
.cap-cta.orange:hover{background:color-mix(in oklab,var(--accent) 25%,transparent)}
.cap-cta.blue{
  background:linear-gradient(135deg,#00c6ff,#0072e5);color:#fff;
  box-shadow:0 4px 16px -4px rgba(0,130,255,.5);
}
.cap-cta.blue:hover{filter:brightness(1.1)}

/* curved button straddling sidebar/hero */
.notch{
  position:absolute;left:90px;top:50%;transform:translateY(-50%);z-index:9;
  width:72px;height:72px;border-radius:50%;
  background:linear-gradient(160deg, #14161e, #0d0f14);
}
.float-btn{
  position:absolute;left:103px;top:50%;transform:translateY(-50%);z-index:10;
  width:46px;height:46px;border-radius:50%;border:0;cursor:pointer;
  background:var(--light);color:var(--light-ink);
  display:grid;place-items:center;
  box-shadow:0 8px 28px -6px rgba(0,0,0,.8);
  transition:.18s;
}
.float-btn:hover{transform:translateY(-50%) scale(1.08);background:var(--accent);color:#fff;box-shadow:var(--shadow-accent)}
.float-btn svg{width:18px;height:18px}
.float-btn.listening{background:var(--accent);color:#fff;animation:mic-pulse 1.4s ease-out infinite}
@keyframes mic-pulse{
  0%{box-shadow:0 0 0 0 color-mix(in oklab,var(--accent) 65%,transparent)}
  70%{box-shadow:0 0 0 14px transparent}
  100%{box-shadow:0 0 0 0 transparent}
}

/* BOTTOM ROW (prompt + styles) */
.bottom-row{
  display:grid;
  grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);
  gap:14px;min-height:0;
}
.prompt-card,
.styles-card{
  background:var(--light);color:var(--light-ink);
  border-radius:var(--card-radius);
  box-shadow:var(--shadow-card);
  padding:18px 20px;
}
body.cards-dark .prompt-card,
body.cards-dark .styles-card{
  background:var(--glass);color:var(--ink);border:1px solid var(--line);backdrop-filter:blur(12px);
}

.prompt-card{display:flex;flex-direction:column;gap:10px;position:relative}
.prompt-card .legal{
  position:absolute;right:18px;top:18px;
  font-family:var(--mono);font-size:9.5px;letter-spacing:.18em;text-transform:uppercase;
  color:var(--accent);font-weight:600;
}
.prompt-card .label{
  font-family:var(--mono);font-size:11px;letter-spacing:.18em;text-transform:uppercase;
  color:var(--light-muted);font-weight:600;
}
body.cards-dark .prompt-card .label{color:var(--muted)}
.input-wrap{
  display:flex;align-items:center;gap:10px;
  background:#fff;border:1.5px solid rgba(0,0,0,.09);
  border-radius:var(--pill);padding:6px 8px 6px 6px;
  transition:.15s;
}
.input-wrap:focus-within{border-color:color-mix(in oklab,var(--accent) 55%,transparent);box-shadow:0 0 0 3px color-mix(in oklab,var(--accent) 10%,transparent)}
.input-wrap.listening{border-color:var(--accent);box-shadow:0 0 0 3px color-mix(in oklab,var(--accent) 16%,transparent)}
body.cards-dark .input-wrap{background:rgba(0,0,0,.25);border-color:var(--line)}
.plus{
  width:38px;height:38px;border-radius:50%;flex:0 0 auto;border:0;cursor:pointer;
  background:var(--light-ink);color:#fff;display:grid;place-items:center;
  transition:.16s;
}
body.cards-dark .plus{background:var(--accent)}
.plus:hover{background:var(--accent);box-shadow:var(--shadow-accent)}
.plus svg{width:16px;height:16px}
.input-wrap input{
  flex:1;background:transparent;border:0;outline:0;color:inherit;
  font-family:var(--sans);font-size:14px;padding:0 4px;
}
.input-wrap input::placeholder{color:#9099ae}
.send{
  display:flex;align-items:center;gap:6px;cursor:pointer;border:0;
  background:linear-gradient(135deg, var(--accent), color-mix(in oklab,var(--accent) 75%,#c00));
  color:#fff;
  font-family:var(--sans);font-size:13.5px;font-weight:600;
  padding:9px 16px;border-radius:var(--pill);transition:.16s;white-space:nowrap;
  box-shadow:var(--shadow-accent);
}
.send:hover{filter:brightness(1.1);transform:translateY(-1px)}
.send:disabled{opacity:.45;box-shadow:none;transform:none;cursor:not-allowed}
.send svg{width:14px;height:14px}
.prompt-hints{display:flex;gap:8px;flex-wrap:wrap}
.hint{
  font-size:12px;padding:6px 12px;border-radius:var(--pill);cursor:pointer;
  border:1px solid rgba(0,0,0,.10);background:rgba(0,0,0,.03);color:#52586a;
  transition:.15s;font-family:var(--sans);
}
body.cards-dark .hint{border-color:var(--line);color:var(--muted)}
.hint:hover{border-color:var(--accent);color:var(--accent);background:color-mix(in oklab,var(--accent) 6%,transparent)}

/* styles card */
.sc-head{display:flex;align-items:baseline;justify-content:space-between;margin:0 0 12px}
.styles-card h3{
  margin:0;font-family:var(--mono);font-size:11px;letter-spacing:.2em;
  text-transform:uppercase;color:var(--light-muted);font-weight:700;
}
.sc-link{
  font-family:var(--mono);font-size:9.5px;letter-spacing:.18em;text-transform:uppercase;
  color:var(--accent);font-weight:700;cursor:pointer;
  transition:.15s;
}
.sc-link:hover{opacity:.7}
body.cards-dark .styles-card h3{color:var(--muted)}
.chips{display:flex;flex-wrap:wrap;gap:6px}
.chip{
  font-size:12px;padding:7px 13px;border-radius:var(--pill);cursor:pointer;
  border:1.5px solid rgba(0,0,0,.10);background:#fff;color:#383c4a;transition:.15s;
  font-weight:500;white-space:nowrap;font-family:var(--sans);
}
body.cards-dark .chip{background:var(--glass-2);border-color:var(--line);color:#cfd3de}
.chip:hover{border-color:var(--accent);color:var(--accent)}
.chip.on{background:var(--light-ink);color:#fff;border-color:var(--light-ink)}
body.cards-dark .chip.on{background:var(--accent);border-color:var(--accent);color:#fff;box-shadow:var(--shadow-accent)}

/* ================= RIGHT COLUMN ================= */
.right{
  display:grid;
  grid-template-rows:auto minmax(0, auto) minmax(0, 1fr);
  gap:14px;min-height:0;
}
.search{
  display:flex;align-items:center;gap:10px;
  background:var(--light);color:var(--light-muted);
  border-radius:var(--pill);padding:13px 18px;box-shadow:var(--shadow-card);
  transition:.15s;border:1.5px solid transparent;
}
.search:focus-within{border-color:color-mix(in oklab,var(--accent) 40%,transparent)}
body.cards-dark .search{background:var(--glass);border:1px solid var(--line);color:var(--muted);backdrop-filter:blur(12px)}
.search svg{width:16px;height:16px;flex:0 0 auto}
.search input{flex:1;border:0;outline:0;background:transparent;font-family:var(--sans);font-size:14px;color:inherit}
.search input::placeholder{color:currentColor;opacity:.75}
.search .kbd{
  font-family:var(--mono);font-size:10px;letter-spacing:.06em;
  background:rgba(0,0,0,.06);color:var(--light-muted);
  padding:3px 7px;border-radius:6px;border:1px solid rgba(0,0,0,.08);
}
body.cards-dark .search .kbd{background:rgba(255,255,255,.06);color:var(--muted);border-color:var(--line)}

/* knowledge base preview card */
.kb-card{
  background:var(--light);color:var(--light-ink);
  border-radius:var(--card-radius);box-shadow:var(--shadow-card);
  padding:18px 20px;display:flex;flex-direction:column;gap:10px;min-height:0;
}
body.cards-dark .kb-card{background:var(--glass);border:1px solid var(--line);color:var(--ink);backdrop-filter:blur(12px)}
.kb-head{display:flex;align-items:baseline;gap:10px}
.kb-tag{
  font-family:var(--mono);font-size:9.5px;letter-spacing:.18em;text-transform:uppercase;
  color:var(--accent);font-weight:700;
}
.kb-card h3{margin:0;font-family:var(--serif);font-size:22px;font-weight:400;font-style:italic;letter-spacing:-.005em;line-height:1}
.kb-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column}
.kb-list li{
  display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:12px;
  padding:10px 0;border-top:1px solid rgba(0,0,0,.06);font-size:13px;
  cursor:pointer;transition:.15s;
}
body.cards-dark .kb-list li{border-top-color:var(--line)}
.kb-list li:first-child{border-top:0}
.kb-list li:hover{color:var(--accent)}
.kb-num{font-family:var(--mono);font-size:10px;letter-spacing:.06em;color:var(--light-muted);font-weight:600;width:18px}
body.cards-dark .kb-num{color:var(--muted)}
.kb-name{line-height:1.35;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.kb-pill{
  font-family:var(--mono);font-size:9px;letter-spacing:.1em;text-transform:uppercase;
  padding:3px 8px;border-radius:var(--pill);font-weight:700;
  background:color-mix(in oklab,var(--accent) 12%,transparent);
  border:1px solid color-mix(in oklab,var(--accent) 40%,transparent);
  color:var(--accent);
}
.kb-foot{
  display:flex;align-items:center;gap:8px;margin-top:2px;
  font-family:var(--mono);font-size:10px;letter-spacing:.06em;
  color:var(--light-muted);
}
body.cards-dark .kb-foot{color:var(--muted)}
.kb-foot .led{
  width:6px;height:6px;border-radius:50%;background:#22c55e;
  box-shadow:0 0 10px rgba(34,197,94,.7);
}

/* Agente Especialista card */
.agent-card{
  position:relative;display:flex;flex-direction:column;min-height:0;
  border-radius:var(--card-radius);overflow:hidden;
  background:var(--light);color:var(--light-ink);
  box-shadow:var(--shadow-card);
  padding:16px 18px;
}
body.cards-dark .agent-card{background:var(--glass);border:1px solid var(--line);color:var(--ink);backdrop-filter:blur(12px)}
.agent-card .ac-head{
  display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:10px;
}
.ac-title{margin:0;font-family:var(--mono);font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--light-muted);font-weight:700}
body.cards-dark .ac-title{color:var(--muted)}
.ac-thumb{
  width:60px;height:60px;border-radius:14px;overflow:hidden;flex:0 0 auto;
  background:#1b1d24;
  box-shadow:0 6px 18px -6px rgba(0,0,0,.5);
}
.ac-thumb img{width:100%;height:100%;object-fit:cover;object-position:50% 22%}
.ac-body{flex:1 1 auto;display:flex;flex-direction:column;min-height:0;gap:8px}
.ac-name{font-family:var(--serif);font-size:26px;font-weight:400;letter-spacing:-.01em;margin:0;line-height:1.05;font-style:italic}
.ac-toggle{
  display:flex;align-items:center;justify-content:space-between;gap:10px;width:100%;
  background:none;border:0;padding:0;cursor:pointer;text-align:left;color:inherit;
}
.ac-chev{display:grid;place-items:center;flex:0 0 auto;color:var(--light-muted);transition:transform .22s ease,color .15s}
body.cards-dark .ac-chev{color:var(--muted)}
.ac-chev.open{transform:rotate(180deg)}
.ac-toggle:hover .ac-chev{color:var(--accent)}
.step-more{
  display:inline;margin-left:6px;padding:0;border:0;background:none;cursor:pointer;
  font-family:var(--mono);font-size:11px;font-weight:700;color:var(--accent);
}
.step-more:hover{text-decoration:underline}
.ac-hint{font-size:12.5px;color:var(--light-muted);margin:0;line-height:1.5}
body.cards-dark .ac-hint{color:var(--muted)}
.steps{display:flex;flex-direction:column;gap:7px;min-height:0;overflow:auto;padding-right:2px;margin-top:4px}
.steps::-webkit-scrollbar{width:4px}
.steps::-webkit-scrollbar-thumb{background:rgba(0,0,0,.12);border-radius:3px}
.step{
  border:1.5px solid rgba(0,0,0,.07);border-radius:14px;padding:9px 12px;
  background:rgba(0,0,0,.025);transition:.2s;
}
body.cards-dark .step{border-color:var(--line);background:rgba(255,255,255,.02)}
.step.filled{
  border-color:color-mix(in oklab,var(--accent) 55%,transparent);
  background:color-mix(in oklab,var(--accent) 8%,transparent);
}
.step .lbl{font-family:var(--mono);font-size:10.5px;letter-spacing:.12em;color:var(--accent);text-transform:uppercase;font-weight:700}
.skel{height:6px;border-radius:4px;background:rgba(0,0,0,.08);margin-top:7px}
body.cards-dark .skel{background:rgba(255,255,255,.08)}
.skel.s2{width:78%}
.skel.s3{width:58%}
.step.filled .skel{display:none}
.step .body{display:none;margin-top:6px;font-size:12.5px;line-height:1.45;color:var(--light-ink)}
body.cards-dark .step .body{color:#d4d8e2}
.step.filled .body{display:block}

/* ---- chat: barra de ações compacta (substitui a antiga legenda duplicada) ---- */
.hero-actions{
  position:absolute;left:24px;bottom:18px;z-index:4;
  display:flex;gap:8px;flex-wrap:wrap;align-items:center;
  background:rgba(10,12,18,.78);backdrop-filter:blur(18px);
  border:1px solid rgba(255,255,255,.16);
  border-radius:var(--pill);padding:8px 10px;
  max-width:calc(100% - 48px);
  box-shadow:0 12px 40px -12px rgba(0,0,0,.6);
}

/* ---- chat: tipografia legível do markdown nas bolhas de resposta ---- */
.chat-prose h1,.chat-prose h2,.chat-prose h3,.chat-prose h4{
  font-family:var(--sans);font-weight:700;line-height:1.3;margin:14px 0 6px;color:#11131a;
}
.chat-prose h1{font-size:17px}
.chat-prose h2{font-size:15px}
.chat-prose h3,.chat-prose h4{font-size:13.5px}
.chat-prose p{margin:0 0 8px;line-height:1.65}
.chat-prose ul,.chat-prose ol{margin:0 0 8px;padding-left:18px}
.chat-prose li{margin:3px 0}
.chat-prose strong{font-weight:700;color:#11131a}
.chat-prose > :first-child{margin-top:0}
.chat-prose > :last-child{margin-bottom:0}

/* entrance animations */
@keyframes rise{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.hero-actions{animation:rise .4s ease both}
.step.filled{animation:rise .35s ease both}
.hero-caption{animation:rise .5s ease both}