*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #0f0f13;
  --surface: #1a1a24;
  --surface2: #22222f;
  --accent: #6c63ff;
  --accent2: #a78bfa;
  --text: #e8e8f0;
  --text-muted: #888899;
  --danger: #ff6b6b;
  --success: #4ade80;
  --radius: 12px;
  --shadow: 0 4px 24px rgba(0,0,0,0.4);
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Segoe UI', system-ui, sans-serif;
  min-height: 100vh;
}

/* LOCK */
#lock-screen {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 1rem;
}

.lock-box {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 2.5rem 2rem;
  width: 100%;
  max-width: 380px;
  text-align: center;
  box-shadow: var(--shadow);
  border: 1px solid rgba(108,99,255,0.2);
}

.lock-box h1 { font-size: 1.6rem; margin-bottom: 0.5rem; }
.lock-box > p { color: var(--text-muted); margin-bottom: 1.5rem; font-size: 0.95rem; }

#pin-input {
  width: 100%;
  padding: 0.85rem 1rem;
  font-size: 1.5rem;
  letter-spacing: 0.5rem;
  text-align: center;
  background: var(--surface2);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius);
  color: var(--text);
  outline: none;
  transition: border-color 0.2s;
  margin-bottom: 1rem;
}

#pin-input:focus { border-color: var(--accent); }

button {
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: var(--radius);
  padding: 0.85rem 2rem;
  font-size: 1rem;
  cursor: pointer;
  width: 100%;
  transition: opacity 0.2s, transform 0.1s;
}

button:hover { opacity: 0.88; }
button:active { transform: scale(0.97); }

/* DASHBOARD */
#dashboard header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.5rem;
  background: var(--surface);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  position: sticky;
  top: 0;
  z-index: 10;
}

#dashboard header h1 { font-size: 1.2rem; }

.header-info { display: flex; align-items: center; gap: 0.75rem; }

.badge {
  padding: 0.25rem 0.75rem;
  border-radius: 99px;
  font-size: 0.8rem;
  font-weight: 600;
}
.badge.admin { background: rgba(108,99,255,0.2); color: var(--accent2); }
.badge.limited { background: rgba(255,255,255,0.08); color: var(--text-muted); }

#logout-btn {
  width: auto;
  padding: 0.4rem 1rem;
  font-size: 0.85rem;
  background: transparent;
  border: 1px solid rgba(255,255,255,0.12);
  color: var(--text-muted);
}
#logout-btn:hover { background: rgba(255,255,255,0.05); }

#tool-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 1rem;
  padding: 1.5rem;
  max-width: 800px;
  margin: 0 auto;
}

.tool-card {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 1.5rem 1rem;
  text-align: center;
  text-decoration: none;
  color: var(--text);
  border: 1px solid rgba(255,255,255,0.06);
  transition: border-color 0.2s, transform 0.15s, background 0.2s;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.6rem;
}
.tool-card:hover {
  border-color: var(--accent);
  background: var(--surface2);
  transform: translateY(-2px);
}
.tool-icon { font-size: 2rem; }
.tool-label { font-size: 0.9rem; color: var(--text-muted); }

/* UTILITÁRIOS */
.hidden { display: none !important; }
.error { color: var(--danger); font-size: 0.9rem; margin-top: 0.75rem; }
.success-text { color: var(--success); }

/* PÁGINAS INTERNAS */
.page-container {
  max-width: 700px;
  margin: 0 auto;
  padding: 1.5rem;
}

.page-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}
.page-header a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
}
.page-header a:hover { color: var(--accent2); }

.card {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 1.25rem;
  border: 1px solid rgba(255,255,255,0.06);
  margin-bottom: 1rem;
}

textarea, input[type="text"], input[type="email"],
input[type="tel"], input[type="number"] {
  width: 100%;
  background: var(--surface2);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius);
  color: var(--text);
  padding: 0.75rem 1rem;
  font-size: 0.95rem;
  font-family: inherit;
  outline: none;
  resize: vertical;
  transition: border-color 0.2s;
}
textarea:focus, input:focus { border-color: var(--accent); }

.btn-secondary {
  background: var(--surface2);
  border: 1px solid rgba(255,255,255,0.1);
  color: var(--text);
  width: auto;
  padding: 0.6rem 1.2rem;
  font-size: 0.9rem;
}
.btn-secondary:hover { background: rgba(255,255,255,0.08); }

.btn-row {
  display: flex;
  gap: 0.5rem;
  margin-top: 0.75rem;
  flex-wrap: wrap;
  align-items: center;
}

/* TABS */
.tabs {
  display: flex;
  gap: 0.4rem;
  margin-bottom: 1.25rem;
  flex-wrap: wrap;
}
.tab-btn {
  padding: 0.5rem 1rem;
  border-radius: 99px;
  font-size: 0.85rem;
  background: var(--surface2);
  border: 1px solid rgba(255,255,255,0.08);
  color: var(--text-muted);
  width: auto;
  cursor: pointer;
  transition: all 0.2s;
}
.tab-btn.active {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* STATUS */
.status-pill {
  display: inline-block;
  padding: 0.35rem 0.75rem;
  border-radius: 99px;
  font-size: 0.82rem;
  font-weight: 500;
}
.status-pill.ok { background: rgba(74,222,128,0.12); color: var(--success); }
.status-pill.err { background: rgba(255,107,107,0.12); color: var(--danger); }
.status-pill.loading { background: rgba(255,255,255,0.07); color: var(--text-muted); }

/* HISTÓRICO */
.history-item {
  padding: 0.6rem 0.75rem;
  background: var(--surface2);
  border-radius: 8px;
  margin-bottom: 0.4rem;
  font-size: 0.85rem;
}
.history-meta { color: var(--text-muted); font-size: 0.78rem; margin-bottom: 0.2rem; }

@media (max-width: 500px) {
  #tool-grid { grid-template-columns: repeat(2, 1fr); }
}