/* ── Reset & Tokens ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:        #0b0f1a;
  --surface:   #111827;
  --border:    #1e2a3a;
  --accent:    #00e5ff;
  --accent2:   #7c3aed;
  --green:     #22c55e;
  --red:       #ef4444;
  --yellow:    #facc15;
  --text:      #e2e8f0;
  --muted:     #64748b;
  --font-mono: "JetBrains Mono", "Fira Code", monospace;
  --font-body: "DM Sans", sans-serif;
  --radius:    10px;
}

@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@300;400;500;600&family=JetBrains+Mono:wght@400;600&display=swap');

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 2rem;
}

/* ── Layout ── */
.shell {
  width: 100%;
  max-width: 960px;
  display: grid;
  gap: 1.5rem;
}

header {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.logo {
  width: 44px; height: 44px;
  background: linear-gradient(135deg, var(--accent2), var(--accent));
  border-radius: 12px;
  display: grid; place-items: center;
  font-size: 1.4rem;
}

header h1 {
  font-size: 1.3rem;
  font-weight: 600;
  letter-spacing: -.02em;
}
header p { font-size: .8rem; color: var(--muted); }

/* ── Card ── */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
}

.card-title {
  font-size: .7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--muted);
  margin-bottom: 1rem;
}

/* ── Status ── */
.status-row {
  display: flex; gap: 1rem; flex-wrap: wrap;
}

.badge {
  display: flex; align-items: center; gap: .45rem;
  font-size: .78rem; font-weight: 500;
  background: rgba(255,255,255,.04);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: .3rem .8rem;
}
.dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--muted);
  transition: background .3s;
}
.dot.green  { background: var(--green); box-shadow: 0 0 6px var(--green); }
.dot.red    { background: var(--red);   box-shadow: 0 0 6px var(--red); }
.dot.yellow { background: var(--yellow); box-shadow: 0 0 6px var(--yellow); }

/* ── Controls ── */
.controls {
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  gap: .75rem;
  align-items: end;
}

label { display: block; font-size: .78rem; color: var(--muted); margin-bottom: .35rem; }

input {
  width: 100%;
  background: rgba(255,255,255,.05);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: .6rem .9rem;
  color: var(--text);
  font-family: var(--font-mono);
  font-size: .85rem;
  outline: none;
  transition: border-color .2s;
}
input:focus { border-color: var(--accent); }

.btn {
  padding: .65rem 1.4rem;
  border: none; cursor: pointer;
  border-radius: 8px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: .85rem;
  transition: opacity .2s, transform .1s;
}
.btn:active { transform: scale(.97); }
.btn:disabled { opacity: .4; cursor: not-allowed; }

.btn-primary {
  background: linear-gradient(135deg, var(--accent2), var(--accent));
  color: #fff;
}

.btn-secondary {
  background: rgba(255,255,255,.05);
  border: 1px solid var(--border);
  color: var(--text);
}

.hint {
  margin: 10px 0 0;
  color: #6b7280;
  font-size: 0.95rem;
}

.actions { display: flex; gap: .6rem; flex-wrap: wrap; }

/* ── Chat Container ── */
.message-container {
  height: 300px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding: 0.5rem;
  background: rgba(0, 0, 0, 0.2);
  border-radius: 6px;
  border: 1px solid var(--border);
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
}

/* Bolhas de chat */
.chat-message {
  display: flex;
  width: 100%;
}

.chat-message.me {
  justify-content: flex-end;
}

.chat-message.peer {
  justify-content: flex-start;
}

.chat-bubble {
  max-width: 75%;
  padding: 0.6rem 0.9rem;
  border-radius: 12px;
  font-size: 0.9rem;
  line-height: 1.4;
  position: relative;
  word-break: break-word;
}

.chat-message.me .chat-bubble {
  background: linear-gradient(135deg, var(--accent2), rgba(124, 58, 237, 0.6));
  color: #fff;
  border-bottom-right-radius: 2px;
}

.chat-message.peer .chat-bubble {
  background: var(--border);
  color: var(--text);
  border-bottom-left-radius: 2px;
}

.chat-time {
  display: block;
  font-size: 0.65rem;
  color: rgba(255, 255, 255, 0.4);
  margin-bottom: 0.2rem;
  font-family: var(--font-mono);
}

.chat-message.peer .chat-time {
  color: var(--muted);
}

/* Estilo do Nome do Remetente em grupos */
.chat-sender-name {
  display: block;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 0.15rem;
}

.chat-message.me .chat-sender-name {
  color: var(--yellow); /* Destaca o seu próprio nome em cor diferente */
  text-align: right;
}

/* Ajustes finos das bolhas */
.chat-message.me .chat-bubble {
  border-bottom-right-radius: 2px;
  border-top-left-radius: 12px;
  border-top-right-radius: 12px;
  border-bottom-left-radius: 12px;
}

.chat-message.peer .chat-bubble {
  border-bottom-left-radius: 2px;
  border-top-left-radius: 12px;
  border-top-right-radius: 12px;
  border-bottom-right-radius: 12px;
}

/* ── Log ── */
.log {
  background: #070b14;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem;
  height: 180px;
  overflow-y: auto;
  font-family: var(--font-mono);
  font-size: .75rem;
  line-height: 1.7;
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
}
.log-line { display: flex; gap: .6rem; }
.log-time { color: var(--muted); flex-shrink: 0; }
.log-icon { flex-shrink: 0; }
.log-msg  { color: var(--text); }
.log-msg.success { color: var(--green); }
.log-msg.error   { color: var(--red); }
.log-msg.warn    { color: var(--yellow); }
.log-msg.info    { color: var(--accent); }