:root {
  --color-primary: #4f46e5;
  --color-primary-dark: #4338ca;
  --color-primary-soft: #eef2ff;
  --color-income: #16a34a;
  --color-income-soft: #f0fdf4;
  --color-expense: #e11d48;
  --color-expense-soft: #fff1f2;
  --color-bg: #f8fafc;
  --color-surface: #ffffff;
  --color-border: #e2e8f0;
  --color-text: #0f172a;
  --color-text-muted: #64748b;
  --radius: 0.85rem;
  --radius-sm: 0.55rem;
  --shadow-sm: 0 1px 2px 0 rgb(15 23 42 / 0.05);
  --shadow-md: 0 4px 16px -4px rgb(15 23 42 / 0.1), 0 2px 6px -2px rgb(15 23 42 / 0.06);
}

* {
  -webkit-font-smoothing: antialiased;
}

body {
  background-color: var(--color-bg);
  color: var(--color-text);
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main,
.app-main {
  flex: 1;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 650;
  letter-spacing: -0.01em;
}

a {
  color: var(--color-primary);
}

/* Navbar */
.navbar-brand {
  font-weight: 700;
  letter-spacing: -0.02em;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.navbar-brand i {
  color: var(--color-primary);
}

.app-navbar {
  background-color: var(--color-surface) !important;
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

.app-navbar .nav-link {
  color: var(--color-text-muted);
  font-weight: 500;
  font-size: 0.92rem;
  border-radius: var(--radius-sm);
  padding: 0.45rem 0.65rem;
  display: flex;
  align-items: center;
  gap: 0.35rem;
  white-space: nowrap;
}

.app-navbar .nav-link:hover {
  color: var(--color-primary);
  background-color: var(--color-primary-soft);
}

.app-navbar .nav-link.active {
  color: var(--color-primary);
  background-color: var(--color-primary-soft);
}

/* Cards */
.card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}

.card-elevated {
  box-shadow: var(--shadow-md);
}

.stat-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
  padding: 1.25rem 1.4rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  box-shadow: var(--shadow-sm);
}

.stat-card .stat-icon {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.15rem;
  flex-shrink: 0;
}

.stat-card .stat-label {
  color: var(--color-text-muted);
  font-size: 0.82rem;
  font-weight: 500;
  margin-bottom: 0.15rem;
}

.stat-card .stat-value {
  font-size: 1.5rem;
  font-weight: 700;
  margin: 0;
}

.stat-card.income .stat-icon { background: var(--color-income-soft); color: var(--color-income); }
.stat-card.expense .stat-icon { background: var(--color-expense-soft); color: var(--color-expense); }
.stat-card.balance .stat-icon { background: var(--color-primary-soft); color: var(--color-primary); }

/* Buttons */
.btn-primary {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn-primary:hover,
.btn-primary:focus {
  background-color: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
}

.btn {
  border-radius: var(--radius-sm);
  font-weight: 500;
}

/* Tables */
.table-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  overflow-x: auto;
}

.table-card .table {
  min-width: 640px;
}

.table {
  margin-bottom: 0;
}

.table thead th {
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text-muted);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-weight: 600;
  padding: 0.85rem 1rem;
}

.table tbody td {
  padding: 0.85rem 1rem;
  vertical-align: middle;
  border-bottom: 1px solid var(--color-border);
}

.table tbody tr:last-child td {
  border-bottom: none;
}

.table tbody tr:hover {
  background-color: var(--color-bg);
}

/* Badges */
.badge-type {
  font-weight: 600;
  padding: 0.35em 0.65em;
  border-radius: 999px;
  font-size: 0.75rem;
}

.badge-income { background: var(--color-income-soft); color: var(--color-income); }
.badge-expense { background: var(--color-expense-soft); color: var(--color-expense); }

.badge-source {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--color-text-muted);
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
}

/* Empty states */
.empty-state {
  text-align: center;
  padding: 2.5rem 1rem;
  color: var(--color-text-muted);
}

.empty-state i {
  font-size: 2rem;
  color: var(--color-border);
  display: block;
  margin-bottom: 0.5rem;
}

/* Auth pages */
.auth-wrapper {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(160deg, var(--color-primary-soft) 0%, var(--color-bg) 55%);
  padding: 1.5rem;
}

.auth-card {
  width: 100%;
  max-width: 420px;
  background: var(--color-surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  padding: 2.25rem 2rem;
  border: 1px solid var(--color-border);
}

.auth-brand {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 1.25rem;
  margin-bottom: 1.5rem;
}

.auth-brand i {
  color: var(--color-primary);
  font-size: 1.4rem;
}

.auth-card .form-label {
  font-weight: 500;
  font-size: 0.88rem;
}

.auth-footer-link {
  text-align: center;
  margin-top: 1.25rem;
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

/* Forms (crispy) */
.form-label {
  font-weight: 500;
  font-size: 0.88rem;
  color: var(--color-text);
}

.form-control, .form-select {
  border-radius: var(--radius-sm);
  border-color: var(--color-border);
  padding: 0.55rem 0.8rem;
}

.form-control:focus, .form-select:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 0.2rem rgb(79 70 229 / 0.15);
}

.form-check-input:checked {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
}

/* Footer */
.app-footer {
  text-align: center;
  color: var(--color-text-muted);
  font-size: 0.82rem;
  padding: 1.5rem 0;
}

/* Lançamento Fácil — chat */
.chat-log {
  min-height: 220px;
  max-height: 480px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.chat-bubble {
  max-width: 80%;
  padding: 0.55rem 0.9rem;
  border-radius: var(--radius);
  font-size: 0.92rem;
  white-space: pre-wrap;
  word-break: break-word;
}

.chat-bubble img {
  display: block;
  max-width: 180px;
  border-radius: var(--radius-sm);
}

.chat-bubble-user {
  align-self: flex-end;
  background: var(--color-primary);
  color: #fff;
  border-bottom-right-radius: 0.2rem;
}

.chat-bubble-bot {
  align-self: flex-start;
  background: var(--color-primary-soft);
  color: var(--color-text);
  border-bottom-left-radius: 0.2rem;
}

.chat-bubble-system {
  align-self: center;
  background: transparent;
  color: var(--color-text-muted);
  font-size: 0.8rem;
  font-style: italic;
  padding: 0.2rem 0.5rem;
}

#micBtn.recording {
  background-color: var(--color-expense);
  border-color: var(--color-expense);
  color: #fff;
}