:root {
  --bg: #0f172a;
  --card: #1e293b;
  --card-2: #273449;
  --text: #e2e8f0;
  --muted: #94a3b8;
  --line: #334155;
  --accent: #22c55e;
  --accent-d: #16a34a;
  --danger: #ef4444;
  --warn: #f59e0b;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
}
.hidden { display: none !important; }
.muted { color: var(--muted); }
.error { color: var(--danger); }

/* login */
.login {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.login-card { width: 100%; max-width: 360px; text-align: center; }
.login-card h1 { margin: 0 0 4px; }
.login-card p { margin: 0 0 20px; }
.login-card input {
  width: 100%;
  padding: 14px;
  font-size: 16px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--card-2);
  color: var(--text);
  margin-bottom: 12px;
}
.login-card button { width: 100%; }

/* app shell */
.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 16px;
  background: rgba(15, 23, 42, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.brand { font-weight: 700; font-size: 18px; }
.stats { display: flex; align-items: center; gap: 10px; }
.pill {
  font-size: 12px;
  color: var(--text);
  background: var(--card-2);
  border: 1px solid var(--line);
  padding: 6px 10px;
  border-radius: 999px;
  white-space: nowrap;
}
.toolbar {
  display: flex;
  gap: 10px;
  padding: 12px 16px;
  max-width: 720px;
  margin: 0 auto;
}
.toolbar select {
  flex: 1;
  padding: 10px 12px;
  font-size: 15px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--card-2);
  color: var(--text);
}

/* botoes */
button {
  cursor: pointer;
  border: none;
  border-radius: 12px;
  padding: 14px 16px;
  font-size: 15px;
  font-weight: 600;
  background: var(--accent);
  color: #04120a;
  transition: filter .15s ease, opacity .15s ease;
}
button:hover { filter: brightness(1.05); }
button:disabled { opacity: .5; cursor: not-allowed; }
button.ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--line);
  padding: 10px 14px;
}
button.danger { background: transparent; color: var(--danger); border: 1px solid var(--danger); }

/* lista */
.lista { max-width: 720px; margin: 0 auto; padding: 0 16px 40px; }
.loading, .empty { text-align: center; color: var(--muted); padding: 40px 16px; }

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 16px;
  margin-bottom: 14px;
}
.card .head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 10px;
}
.card .nome { font-weight: 700; font-size: 16px; }
.card .fone { font-size: 13px; color: var(--muted); }
.tag {
  font-size: 11px;
  font-weight: 600;
  padding: 4px 8px;
  border-radius: 999px;
  background: var(--card-2);
  border: 1px solid var(--line);
  color: var(--muted);
  white-space: nowrap;
}
.tag.atraso { color: var(--warn); border-color: var(--warn); }
.card .meta { font-size: 12px; color: var(--muted); margin-bottom: 10px; }
.card textarea {
  width: 100%;
  min-height: 120px;
  resize: vertical;
  padding: 12px;
  font-size: 15px;
  line-height: 1.4;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--card-2);
  color: var(--text);
  font-family: inherit;
}
.card .actions { display: flex; gap: 10px; margin-top: 12px; }
.card .actions .enviar { flex: 1; }

.toast {
  position: fixed;
  left: 50%;
  bottom: 24px;
  transform: translateX(-50%);
  background: var(--card-2);
  border: 1px solid var(--line);
  color: var(--text);
  padding: 12px 18px;
  border-radius: 12px;
  font-size: 14px;
  z-index: 100;
  box-shadow: 0 8px 24px rgba(0,0,0,.4);
}
.toast.ok { border-color: var(--accent); }
.toast.err { border-color: var(--danger); }