/* =========================================================================
   AsoCodexIA — Tema "developer": preto/grafite + ciano e esmeralda
   ========================================================================= */
:root {
  --bg: #05070d;
  --bg-2: #080c16;
  --panel: #0a0f1c;
  --line: #16203a;
  --cyan: #22d3ee;
  --emerald: #34e7b0;
  --blue: #3b82f6;
  --violet: #8b5cf6;
  --text: #e8f0ff;
  --text-dim: #93a3c4;
  --text-faint: #5c6a8c;
  --radius: 14px;
  --radius-lg: 22px;
  --shadow: 0 20px 60px rgba(0, 0, 0, 0.6);
  --glow: 0 0 38px rgba(34, 211, 238, 0.28);
  --maxw: 1120px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
/* Restaura a semântica do atributo "hidden": sem isso, qualquer classe com
   "display: flex/grid" (ex: .personality-panel, .agent-view) tem a mesma
   especificidade do UA stylesheet e vence, deixando o elemento visível
   mesmo com hidden. Bug real que existia antes desta correção. */
[hidden] { display: none !important; }

/* Animações globais */
@keyframes fadeInUp { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }
@keyframes popIn { from { opacity: 0; transform: scale(0.92); } to { opacity: 1; transform: scale(1); } }
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes floatY { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-6px); } }
@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
}

.reveal { opacity: 0; transform: translateY(18px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.is-visible { opacity: 1; transform: translateY(0); }
body {
  font-family: "Inter", system-ui, sans-serif;
  color: var(--text);
  background: radial-gradient(1100px 720px at 75% -10%, #0a1626 0%, var(--bg) 55%);
  min-height: 100vh;
  overflow-x: hidden;
  line-height: 1.6;
}
h1, h2, h3, .brand-name { font-family: "Space Grotesk", sans-serif; }
code, pre, .mono { font-family: "JetBrains Mono", monospace; }
a { color: inherit; text-decoration: none; }

#bg-canvas { position: fixed; inset: 0; width: 100%; height: 100%; z-index: -2; display: block; }
.bg-overlay {
  position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background:
    radial-gradient(820px 560px at 82% 2%, rgba(34, 211, 238, 0.10), transparent 60%),
    linear-gradient(180deg, rgba(5, 7, 13, 0.15) 0%, rgba(5, 7, 13, 0.8) 100%);
}

/* Botões */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 13px 24px; border-radius: 999px; font-weight: 600; font-size: 0.95rem;
  border: 1px solid transparent; cursor: pointer;
  transition: transform 0.15s, box-shadow 0.2s, background 0.2s, border-color 0.2s;
  white-space: nowrap;
}
.btn:active { transform: translateY(1px) scale(0.99); }
.btn-primary {
  background: linear-gradient(135deg, var(--cyan), var(--emerald));
  color: #042027; box-shadow: var(--glow); font-weight: 700;
}
.btn-primary:hover { box-shadow: 0 0 52px rgba(34, 211, 238, 0.5); transform: translateY(-2px); }
.btn-ghost {
  background: rgba(255, 255, 255, 0.03); border-color: var(--line);
  color: var(--text); backdrop-filter: blur(8px);
}
.btn-ghost:hover { border-color: var(--cyan); color: #fff; }
.btn-sm { padding: 9px 18px; font-size: 0.85rem; }

/* Cabeçalho */
.site-header {
  position: sticky; top: 0; z-index: 20; display: flex; align-items: center; gap: 20px;
  max-width: var(--maxw); margin: 0 auto; padding: 16px 24px; backdrop-filter: blur(10px);
}
.brand { display: flex; align-items: center; gap: 12px; margin-right: auto; }
.brand-logo { width: 40px; height: 40px; border-radius: 11px; object-fit: cover; box-shadow: var(--glow); }
.brand-name { font-size: 1.3rem; font-weight: 700; letter-spacing: 0.3px; }
.brand-accent { color: var(--cyan); }
.site-nav { display: flex; gap: 26px; }
.site-nav a { color: var(--text-dim); font-size: 0.92rem; transition: color 0.2s; }
.site-nav a:hover { color: #fff; }

/* Hero */
.hero { position: relative; max-width: var(--maxw); margin: 0 auto; padding: 78px 24px 56px; text-align: center; }
.hero-inner { position: relative; z-index: 2; max-width: 780px; margin: 0 auto; }
.pill {
  display: inline-block; padding: 7px 16px; border-radius: 999px;
  background: rgba(34, 211, 238, 0.1); border: 1px solid var(--line);
  color: var(--cyan); font-family: "JetBrains Mono", monospace; font-size: 0.8rem;
  margin-bottom: 26px;
}
.hero-title { font-size: clamp(2.1rem, 6vw, 3.9rem); line-height: 1.08; font-weight: 700; letter-spacing: -1px; }
.grad-text {
  background: linear-gradient(120deg, var(--cyan), var(--emerald));
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.hero-sub { margin: 22px auto 34px; color: var(--text-dim); font-size: 1.1rem; max-width: 620px; }
.hero-sub strong { color: var(--text); }
.hero-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.hero-orb {
  position: absolute; top: -10px; left: 50%; width: 520px; height: 520px;
  transform: translateX(-50%);
  background: radial-gradient(circle, rgba(34, 211, 238, 0.18), transparent 65%);
  filter: blur(22px); z-index: 1; pointer-events: none;
  animation: floatY 7s ease-in-out infinite;
}
.pill { animation: fadeInUp 0.5s ease both; }
.hero-title, .hero-sub, .hero-actions { animation: fadeInUp 0.6s ease both; }
.hero-sub { animation-delay: 0.08s; }
.hero-actions { animation-delay: 0.16s; }

/* Seções */
.section-head { text-align: center; max-width: 660px; margin: 0 auto 38px; }
.section-head h2 { font-size: clamp(1.6rem, 4vw, 2.3rem); }
.section-head p { color: var(--text-dim); margin-top: 12px; }

/* Chat */
.chat-section { max-width: 900px; margin: 0 auto; padding: 46px 24px; }
.chat-card {
  background: linear-gradient(180deg, rgba(12, 20, 38, 0.6), rgba(7, 11, 22, 0.78));
  border: 1px solid var(--line); border-radius: var(--radius-lg);
  box-shadow: var(--shadow); overflow: hidden; backdrop-filter: blur(14px);
}
.mode-bar { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; padding: 14px; border-bottom: 1px solid var(--line); }
.mode-btn {
  display: flex; flex-direction: column; align-items: center; gap: 2px;
  padding: 12px 8px; border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.02); border: 1px solid transparent;
  color: var(--text-dim); cursor: pointer; transition: transform 0.18s, background 0.18s, border-color 0.18s, box-shadow 0.18s, color 0.18s;
}
.mode-btn:hover { background: rgba(34, 211, 238, 0.07); transform: translateY(-2px); }
.mode-btn:active { transform: translateY(0) scale(0.97); }
.mode-btn.is-active {
  background: rgba(34, 211, 238, 0.14); border-color: var(--cyan); color: #fff;
  box-shadow: inset 0 0 0 1px rgba(34, 211, 238, 0.3), 0 0 22px rgba(34, 211, 238, 0.18);
}
.mode-btn .mode-emoji { transition: transform 0.25s; }
.mode-btn.is-active .mode-emoji { animation: popIn 0.3s ease; }
@media (max-width: 640px) {
  .mode-bar { grid-template-columns: repeat(2, 1fr); }
}
.mode-emoji { font-size: 1.25rem; }
.mode-label { font-weight: 600; font-size: 0.95rem; }
.mode-desc { font-size: 0.72rem; color: var(--text-faint); }

.messages { height: 440px; overflow-y: auto; padding: 22px; display: flex; flex-direction: column; gap: 18px; scroll-behavior: smooth; }
.messages::-webkit-scrollbar { width: 8px; }
.messages::-webkit-scrollbar-thumb { background: var(--line); border-radius: 8px; }

.msg { display: flex; gap: 12px; max-width: 92%; animation: fadeInUp 0.35s ease both; }
.msg-user { align-self: flex-end; flex-direction: row-reverse; }
.msg-avatar {
  flex-shrink: 0; width: 34px; height: 34px; border-radius: 10px;
  display: grid; place-items: center; font-weight: 700; font-size: 0.9rem; font-family: "JetBrains Mono", monospace;
}
.msg-ai .msg-avatar { background: linear-gradient(135deg, var(--cyan), var(--emerald)); color: #042027; }
.msg-user .msg-avatar { background: var(--panel); color: var(--text-dim); border: 1px solid var(--line); }
.msg-bubble { padding: 13px 16px; border-radius: 14px; font-size: 0.96rem; min-width: 0; }
.msg-ai .msg-bubble { background: rgba(10, 16, 30, 0.72); border: 1px solid var(--line); border-top-left-radius: 4px; }
.msg-user .msg-bubble { background: linear-gradient(135deg, rgba(34, 211, 238, 0.16), rgba(52, 231, 176, 0.12)); border: 1px solid var(--line); border-top-right-radius: 4px; }
.msg-content p { margin: 0 0 10px; }
.msg-content p:last-child { margin-bottom: 0; }
.msg-content ul, .msg-content ol { margin: 8px 0 8px 20px; }
.msg-content strong { color: #fff; }
.msg-content a { color: var(--cyan); text-decoration: underline; }
.msg-content code { background: rgba(0, 0, 0, 0.5); padding: 2px 6px; border-radius: 6px; font-size: 0.88em; color: var(--emerald); }
.reasoning-live { color: var(--text-faint); font-size: 0.9em; font-style: italic; white-space: pre-wrap; }

/* "Plano de execução": cada ferramenta chamada vira um passo com ícone de
   estado (rodando -> concluído/falhou), que transiciona no lugar quando o
   resultado chega, em vez de só empilhar texto solto. */
.exec-status-list { display: flex; flex-direction: column; gap: 6px; margin-bottom: 10px; }
.exec-status-list:empty { display: none; }
.exec-status-item {
  display: flex; align-items: center; gap: 9px;
  font-size: 0.82rem; color: var(--text-dim); font-family: "JetBrains Mono", monospace;
  padding: 7px 11px; border-radius: 9px; background: rgba(255, 255, 255, 0.03); border: 1px solid var(--line);
  animation: fadeInUp 0.25s ease both; transition: background 0.25s, border-color 0.25s, color 0.25s;
}
.exec-status-icon {
  flex-shrink: 0; width: 14px; height: 14px; display: grid; place-items: center;
  font-size: 0.75rem; font-weight: 700; line-height: 1;
}
.exec-status-icon::before { content: "•"; color: var(--text-faint); }
.exec-status-item[data-state="running"] .exec-status-icon {
  width: 11px; height: 11px; border: 2px solid var(--line); border-top-color: var(--cyan);
  border-radius: 50%; animation: spin 0.7s linear infinite;
}
.exec-status-item[data-state="running"] .exec-status-icon::before { content: none; }
.exec-status-item[data-state="done"] {
  background: rgba(52, 231, 176, 0.06); border-color: rgba(52, 231, 176, 0.3);
}
.exec-status-item[data-state="done"] .exec-status-icon { color: var(--emerald); }
.exec-status-item[data-state="done"] .exec-status-icon::before { content: "✓"; }
.exec-status-item[data-state="error"] {
  background: rgba(255, 90, 110, 0.07); border-color: rgba(255, 90, 110, 0.35); color: #ffb3bd;
}
.exec-status-item[data-state="error"] .exec-status-icon { color: #ff6b7d; }
.exec-status-item[data-state="error"] .exec-status-icon::before { content: "✕"; }
.msg-content pre {
  position: relative; background: #02050c; border: 1px solid var(--line);
  border-radius: 12px; padding: 36px 14px 14px; margin: 10px 0; overflow-x: auto;
}
.msg-content pre code { background: none; padding: 0; font-size: 0.86rem; line-height: 1.55; color: #d7e3ff; }
.msg-img { max-width: 220px; border-radius: 10px; border: 1px solid var(--line); margin-top: 8px; display: block; }

.copy-btn {
  position: absolute; top: 8px; right: 8px; display: inline-flex; align-items: center; gap: 5px;
  padding: 5px 10px; font-size: 0.72rem; font-weight: 600; color: var(--text-dim);
  background: rgba(34, 211, 238, 0.12); border: 1px solid var(--line); border-radius: 8px;
  cursor: pointer; transition: all 0.15s; font-family: "JetBrains Mono", monospace;
}
.copy-btn:hover { color: #fff; border-color: var(--cyan); }
.copy-btn.copied { color: #6effa6; border-color: #2bff8a55; }
.msg-bubble > .copy-msg {
  margin-top: 10px; font-size: 0.74rem; color: var(--text-faint);
  background: none; border: none; cursor: pointer; padding: 0; display: inline-flex; align-items: center; gap: 5px;
}
.msg-bubble > .copy-msg:hover { color: var(--cyan); }

.typing { display: inline-flex; gap: 4px; align-items: center; padding: 4px 0; }
.typing span { width: 7px; height: 7px; border-radius: 50%; background: var(--cyan); animation: blink 1.2s infinite ease-in-out; }
.typing span:nth-child(2) { animation-delay: 0.2s; }
.typing span:nth-child(3) { animation-delay: 0.4s; }
@keyframes blink { 0%, 60%, 100% { opacity: 0.25; transform: translateY(0); } 30% { opacity: 1; transform: translateY(-3px); } }

/* Anexos */
.attachments { display: flex; gap: 10px; flex-wrap: wrap; padding: 12px 14px 0; }
.attach-thumb { position: relative; width: 64px; height: 64px; border-radius: 10px; overflow: hidden; border: 1px solid var(--line); }
.attach-thumb img { width: 100%; height: 100%; object-fit: cover; }
.attach-remove {
  position: absolute; top: 2px; right: 2px; width: 18px; height: 18px; border-radius: 50%;
  background: rgba(0, 0, 0, 0.7); color: #fff; border: none; cursor: pointer; font-size: 0.7rem; line-height: 1;
}

/* Painel de personalidade */
.personality-panel { padding: 12px 14px 0; display: flex; flex-direction: column; gap: 8px; }
.personality-panel label { font-size: 0.85rem; color: var(--text-dim); }
.personality-panel select, .personality-panel textarea {
  padding: 9px 12px; border-radius: 10px; background: rgba(2, 5, 12, 0.75);
  border: 1px solid var(--line); color: var(--text); font-family: inherit; font-size: 0.9rem; outline: none;
}
.personality-panel select:focus, .personality-panel textarea:focus { border-color: var(--cyan); }
.personality-panel textarea { resize: vertical; }
#github-panel a.btn { align-self: flex-start; }
#github-logout-btn {
  margin-top: 6px; font-size: 0.74rem; color: var(--text-faint);
  background: none; border: none; cursor: pointer; padding: 0; text-decoration: underline;
}
#github-logout-btn:hover { color: var(--cyan); }

/* Composer */
.composer { padding: 14px; border-top: 1px solid var(--line); }
.composer-tools { display: flex; gap: 8px; margin-bottom: 10px; flex-wrap: wrap; }
.tool-btn {
  display: inline-flex; align-items: center; gap: 6px; padding: 7px 12px; border-radius: 10px;
  background: rgba(255, 255, 255, 0.03); border: 1px solid var(--line); color: var(--text-dim);
  font-size: 0.82rem; cursor: pointer; transition: all 0.15s;
}
.tool-btn:hover { border-color: var(--cyan); color: #fff; }
.tool-btn[aria-pressed="true"] { background: rgba(34, 211, 238, 0.18); border-color: var(--cyan); color: var(--cyan); }
.composer-row { display: flex; gap: 10px; align-items: flex-end; }
.composer-input {
  flex: 1; resize: none; max-height: 180px; padding: 13px 16px; border-radius: 14px;
  background: rgba(2, 5, 12, 0.75); border: 1px solid var(--line); color: var(--text);
  font-family: inherit; font-size: 0.98rem; outline: none; transition: border-color 0.2s;
}
.composer-input:focus { border-color: var(--cyan); }
.composer-input::placeholder { color: var(--text-faint); }
.composer-send { width: 50px; height: 50px; padding: 0; border-radius: 14px; flex-shrink: 0; }
.composer-send:disabled { opacity: 0.5; cursor: not-allowed; box-shadow: none; }
.composer-hint { text-align: center; color: var(--text-faint); font-size: 0.76rem; padding: 12px 14px 4px; }

/* Agente de navegação visual */
.agent-section { max-width: 900px; margin: 0 auto; padding: 46px 24px; }
.agent-card {
  background: linear-gradient(180deg, rgba(12, 20, 38, 0.6), rgba(7, 11, 22, 0.78));
  border: 1px solid var(--line); border-radius: var(--radius-lg);
  box-shadow: var(--shadow); padding: 20px; backdrop-filter: blur(14px);
}
.agent-form { display: flex; flex-wrap: wrap; gap: 10px; }
.agent-input {
  flex: 1 1 220px; padding: 13px 16px; border-radius: 12px;
  background: rgba(2, 5, 12, 0.75); border: 1px solid var(--line); color: var(--text);
  font-family: inherit; font-size: 0.95rem; outline: none; transition: border-color 0.2s;
}
.agent-input:focus { border-color: var(--cyan); }
.agent-input::placeholder { color: var(--text-faint); }
.agent-toggles { display: flex; flex-wrap: wrap; gap: 16px; margin-top: 14px; }
.agent-toggle { display: inline-flex; align-items: center; gap: 8px; cursor: pointer; font-size: 0.9rem; color: var(--text-dim); user-select: none; }
.agent-toggle input { width: 16px; height: 16px; accent-color: var(--cyan); cursor: pointer; }
.agent-toggle small { color: var(--text-faint); }
.agent-toggle:hover { color: var(--text); }
.agent-controls { display: flex; align-items: center; gap: 10px; margin-top: 14px; }
/* "REC" piscando no canto da imagem quando o tempo real está ligado */
.agent-view { position: relative; }
.agent-screenshot.is-live::after { content: ""; }
.live-dot {
  position: absolute; top: 8px; left: 8px; display: inline-flex; align-items: center; gap: 6px;
  background: rgba(0,0,0,.55); color: #fff; font-size: 0.72rem; font-weight: 700;
  padding: 3px 8px; border-radius: 999px; pointer-events: none;
}
.live-dot::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: #ff3b3b; animation: livepulse 1.1s infinite; }
@keyframes livepulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.25; } }
.agent-step-count { color: var(--text-faint); font-size: 0.82rem; font-family: "JetBrains Mono", monospace; }
.agent-status { margin-top: 14px; color: var(--text-dim); font-size: 0.9rem; min-height: 1.4em; }
.agent-status.is-error { color: #ff9aab; }
.agent-view { margin-top: 14px; display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr); gap: 14px; }
.agent-screenshot { width: 100%; border-radius: 12px; border: 1px solid var(--line); display: block; }
.agent-log { max-height: 360px; overflow-y: auto; display: flex; flex-direction: column; gap: 10px; }
.agent-log-item {
  position: relative; padding: 11px 13px 11px 40px; border-radius: 10px;
  background: rgba(10, 16, 30, 0.6); border: 1px solid var(--line); font-size: 0.85rem;
  animation: fadeInUp 0.3s ease both;
}
.agent-log-item::before {
  content: attr(data-step); position: absolute; left: 11px; top: 11px;
  width: 20px; height: 20px; border-radius: 50%; background: rgba(34, 211, 238, 0.14);
  border: 1px solid var(--cyan); color: var(--cyan); font-size: 0.7rem; font-weight: 700;
  display: grid; place-items: center; font-family: "JetBrains Mono", monospace;
}
.agent-log-item .agent-log-action { font-family: "JetBrains Mono", monospace; color: var(--cyan); font-size: 0.78rem; display: block; margin-bottom: 4px; }
.agent-log-item .agent-log-thought { color: var(--text-dim); }
@media (max-width: 720px) {
  .agent-view { grid-template-columns: 1fr; }
}

/* Recursos / Modelos */
.features, .models { max-width: var(--maxw); margin: 0 auto; padding: 58px 24px; }
.feature-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 18px; }
.feature-card { padding: 26px; border-radius: var(--radius); background: rgba(10, 16, 30, 0.45); border: 1px solid var(--line); transition: transform 0.2s, border-color 0.2s; }
.feature-card:hover { transform: translateY(-4px); border-color: var(--cyan); }
.feature-ico { font-size: 1.9rem; margin-bottom: 12px; }
.feature-card h3 { font-size: 1.1rem; margin-bottom: 8px; }
.feature-card p { color: var(--text-dim); font-size: 0.92rem; }

.model-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 18px; }
.model-card {
  padding: 28px 24px; border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(12, 20, 38, 0.5), rgba(7, 11, 22, 0.62));
  border: 1px solid var(--line); text-align: center; transition: transform 0.2s;
}
.model-card:hover { transform: translateY(-5px); }
.model-card--featured { border-color: var(--cyan); box-shadow: var(--glow); }
.model-emoji { font-size: 2rem; display: block; margin-bottom: 10px; }
.model-card h3 { font-size: 1.2rem; margin-bottom: 10px; }
.model-tag {
  display: inline-block; font-size: 0.74rem; color: var(--emerald);
  background: rgba(52, 231, 176, 0.1); border: 1px solid var(--line);
  padding: 4px 10px; border-radius: 999px; margin-bottom: 12px; font-family: "JetBrains Mono", monospace;
}
.model-card p { color: var(--text-dim); font-size: 0.9rem; }

/* Rodapé */
.site-footer { max-width: var(--maxw); margin: 0 auto; padding: 48px 24px 60px; text-align: center; border-top: 1px solid var(--line); color: var(--text-faint); font-size: 0.88rem; }
.footer-brand { display: inline-flex; align-items: center; gap: 10px; font-family: "Space Grotesk"; font-size: 1.15rem; font-weight: 700; color: var(--text); margin-bottom: 14px; }
.footer-brand img { width: 30px; height: 30px; border-radius: 8px; }

/* Toast */
.toast {
  position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%) translateY(20px);
  background: #1a0e12; border: 1px solid #ff4d6d55; color: #ffd7df; padding: 13px 20px;
  border-radius: 12px; font-size: 0.9rem; opacity: 0; pointer-events: none;
  transition: all 0.3s; z-index: 50; max-width: 90vw;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

@media (max-width: 720px) {
  .site-nav, .header-cta { display: none; }
  .mode-desc { display: none; }
  .messages { height: 58vh; }
  .hero { padding-top: 48px; }
}