/* ============================================================
   PLANNER FINANCEIRO — Global Styles
   ============================================================ */

/* ---------- Custom Properties ---------- */
:root {
  /* Colors */
  --bg-primary:    #0c0b14;
  --bg-secondary:  #13121e;
  --bg-tertiary:   #1c1b2a;
  --border:        #1e1c2e;
  --border-light:  #2c2a40;

  /* Text */
  --text-primary:   #eeeaf8;
  --text-secondary: #b0abcc;
  --text-muted:     #706b8a;

  /* Brand */
  --accent:        #7c6af5;
  --accent-hover:  #6a58e0;
  --accent-light:  #a597f8;
  --accent-subtle: rgba(124, 106, 245, 0.12);

  /* Semantic */
  --success:       #10b981;
  --success-subtle: rgba(16, 185, 129, 0.12);
  --danger:        #ef4444;
  --danger-subtle: rgba(239, 68, 68, 0.12);
  --warning:       #f59e0b;
  --warning-subtle: rgba(245, 158, 11, 0.12);
  --info:          #3b82f6;
  --info-subtle:   rgba(59, 130, 246, 0.12);

  /* Saving */
  --saving:        #3b82f6;
  --saving-subtle: rgba(59, 130, 246, 0.12);

  /* Spacing */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;

  /* Typography */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
  --text-xs:   11px;
  --text-sm:   13px;
  --text-base: 15px;
  --text-lg:   17px;
  --text-xl:   20px;
  --text-2xl:  24px;
  --text-3xl:  30px;
  --text-4xl:  36px;

  /* Radius */
  --radius-sm:  8px;
  --radius-md:  12px;
  --radius-lg:  16px;
  --radius-xl:  24px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm:  0 1px 4px rgba(0,0,0,0.5);
  --shadow-md:  0 4px 20px rgba(0,0,0,0.5);
  --shadow-lg:  0 16px 48px rgba(0,0,0,0.6);

  /* Transitions */
  --transition: 150ms ease;
  --transition-slow: 300ms ease;

  /* Layout */
  --sidebar-w: 280px;
  --topbar-h:  64px;
  --content-max: 1100px;
}

/* ---------- Light Theme ---------- */
[data-theme="light"] {
  --bg-primary:    #f3f2fc;
  --bg-secondary:  #ffffff;
  --bg-tertiary:   #eceaf8;
  --border:        #e0ddf5;
  --border-light:  #ccc8ee;

  --text-primary:   #16132e;
  --text-secondary: #3b3660;
  --text-muted:     #706b8a;

  --accent-subtle: rgba(124, 106, 245, 0.10);
  --success-subtle: rgba(16, 185, 129, 0.10);
  --danger-subtle: rgba(239, 68, 68, 0.10);
  --warning-subtle: rgba(245, 158, 11, 0.10);
  --info-subtle:   rgba(59, 130, 246, 0.10);
  --saving-subtle: rgba(59, 130, 246, 0.10);

  --shadow-sm:  0 1px 3px rgba(0,0,0,0.08);
  --shadow-md:  0 4px 16px rgba(0,0,0,0.10);
  --shadow-lg:  0 12px 40px rgba(0,0,0,0.14);
}

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

html {
  font-size: var(--text-base);
  scroll-behavior: smooth;
  min-height: 100%;
  background: linear-gradient(135deg, #1a1535 0%, #0c0b14 50%, #1a1535 100%);
  background-attachment: fixed;
  overflow-x: hidden;
}

[data-theme="light"] {
  background: linear-gradient(135deg, #e8e4ff 0%, #f3f2fc 50%, #e8e4ff 100%);
  background-attachment: fixed;
}

body {
  font-family: var(--font-sans);
  background: transparent;
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); }

img, svg { display: block; }

button { cursor: pointer; font-family: inherit; }

input, select, textarea {
  font-family: inherit;
  font-size: inherit;
}

ul, ol { list-style: none; }

/* ---------- Typography ---------- */
h1 { font-size: var(--text-3xl); font-weight: 700; letter-spacing: -0.5px; }
h2 { font-size: var(--text-2xl); font-weight: 600; }
h3 { font-size: var(--text-xl);  font-weight: 600; }
h4 { font-size: var(--text-lg);  font-weight: 600; }

.text-sm    { font-size: var(--text-sm); }
.text-xs    { font-size: var(--text-xs); }
.text-muted { color: var(--text-muted); }
.text-secondary { color: var(--text-secondary); }
.text-success { color: var(--success); }
.text-danger  { color: var(--danger); }
.text-warning { color: var(--warning); }
.font-mono  { font-family: var(--font-mono); }
.font-bold  { font-weight: 700; }
.font-semibold { font-weight: 600; }
.font-medium { font-weight: 500; }

/* ---------- Layout ---------- */
:root { --sidebar-collapsed: 64px; }

.app-layout {
  display: grid;
  grid-template-columns: var(--sidebar-collapsed) 1fr;
  min-height: 100vh;
}

.main-content {
  padding: var(--space-8);
  max-width: var(--content-max);
  width: 100%;
  margin: 0 auto;
}

.page-header {
  margin-bottom: var(--space-8);
}

.page-header h1 {
  line-height: 1.2;
}

.page-header p {
  color: var(--text-muted);
  margin-top: var(--space-1);
  font-size: var(--text-sm);
}

/* ---------- Cards ---------- */
.card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
}

.card-sm {
  padding: var(--space-4);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-5);
}

.card-title {
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-size: var(--text-xs);
}

/* ---------- Stat Cards ---------- */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
  margin-bottom: var(--space-8);
}

.stat-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-5) var(--space-6);
  position: relative;
  overflow: hidden;
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
}

.stat-card.income::before  { background: var(--success); }
.stat-card.expense::before { background: var(--danger); }
.stat-card.balance::before { background: var(--accent); }
.stat-card.saving::before  { background: var(--saving); }

.stat-label {
  font-size: var(--text-xs);
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  margin-bottom: var(--space-2);
}

.stat-value {
  font-size: var(--text-3xl);
  font-weight: 700;
  letter-spacing: -1px;
  line-height: 1;
  margin-bottom: var(--space-2);
}

.stat-value.income  { color: var(--success); }
.stat-value.expense { color: var(--danger); }
.stat-value.balance { color: var(--text-primary); }
.stat-value.saving  { color: var(--saving); }

.stat-delta {
  font-size: var(--text-xs);
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

/* ---------- Dashboard Bottom Grid ---------- */
.dashboard-bottom-grid {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: var(--space-6);
  align-items: start;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 10px 18px;
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 500;
  border: none;
  transition: all var(--transition);
  line-height: 1;
  white-space: nowrap;
}

.btn:disabled { opacity: 0.5; pointer-events: none; }

.btn-primary {
  background: var(--accent);
  color: #fff;
}
.btn-primary:hover { background: var(--accent-hover); transform: translateY(-1px); box-shadow: var(--shadow-md); }

.btn-secondary {
  background: var(--bg-tertiary);
  color: var(--text-primary);
  border: 1px solid var(--border-light);
}
.btn-secondary:hover { background: var(--border-light); }

.btn-danger {
  background: var(--danger-subtle);
  color: var(--danger);
  border: 1px solid rgba(239,68,68,0.2);
}
.btn-danger:hover { background: var(--danger); color: #fff; }

.btn-ghost {
  background: transparent;
  color: var(--text-muted);
  border: 1px solid transparent;
}
.btn-ghost:hover { background: var(--bg-tertiary); color: var(--text-primary); }

.btn-sm {
  padding: 6px 12px;
  font-size: var(--text-xs);
}

.btn-lg {
  padding: 13px 24px;
  font-size: var(--text-base);
}

.btn-full { width: 100%; justify-content: center; }

.btn-icon {
  width: 36px;
  height: 36px;
  padding: 0;
  justify-content: center;
  border-radius: var(--radius-md);
}

/* ---------- Forms ---------- */
.form-group {
  margin-bottom: var(--space-5);
  min-width: 0;
}

.form-label {
  display: block;
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: var(--space-2);
}

.form-control {
  width: 100%;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 10px 14px;
  color: var(--text-primary);
  font-size: var(--text-sm);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}

.form-control:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-subtle);
}

.form-control::placeholder { color: var(--text-muted); }

.form-control option {
  background: var(--bg-secondary);
  color: var(--text-primary);
}

.form-hint {
  font-size: var(--text-xs);
  color: var(--text-muted);
  margin-top: var(--space-1);
}

.form-error {
  font-size: var(--text-xs);
  color: var(--danger);
  margin-top: var(--space-1);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}

/* Type toggle */
.type-toggle {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-2);
}

.type-toggle-btn {
  padding: 10px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background: var(--bg-tertiary);
  color: var(--text-muted);
  font-size: var(--text-sm);
  font-weight: 500;
  transition: all var(--transition);
  text-align: center;
}

.type-toggle-btn.active.income {
  background: var(--success-subtle);
  border-color: var(--success);
  color: var(--success);
}

.type-toggle-btn.active.expense {
  background: var(--danger-subtle);
  border-color: var(--danger);
  color: var(--danger);
}

.type-toggle-btn.active.saving {
  background: var(--saving-subtle);
  border-color: var(--saving);
  color: var(--saving);
}

/* ---------- Badges ---------- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: 3px 10px;
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 600;
}

.badge-income  { background: var(--success-subtle); color: var(--success); }
.badge-expense { background: var(--danger-subtle);  color: var(--danger); }
.badge-accent  { background: var(--accent-subtle);  color: var(--accent); }
.badge-warning { background: var(--warning-subtle); color: var(--warning); }

/* ---------- Modal ---------- */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.7);
  backdrop-filter: blur(4px);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-slow);
}

.modal-overlay.open {
  opacity: 1;
  pointer-events: all;
}

.modal {
  background: var(--bg-secondary);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  width: 100%;
  max-width: 480px;
  max-height: calc(100vh - var(--space-4) * 2);
  overflow-y: auto;
  overflow-x: hidden;
  transform: translateY(20px);
  transition: transform var(--transition-slow);
  box-shadow: var(--shadow-lg);
}

input[type="date"] {
  width: 100%;
  max-width: 100%;
  min-width: 0;
  -webkit-appearance: none;
  appearance: none;
}

@media (max-width: 768px) {
  .modal-overlay {
    align-items: flex-end;
    padding: 0;
    padding-bottom: 60px;
  }

  .modal {
    max-height: calc(100vh - 56px - 60px);
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
    padding: var(--space-6);
  }
}

.modal-overlay.open .modal {
  transform: translateY(0);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-6);
}

.modal-title {
  font-size: var(--text-lg);
  font-weight: 600;
}

/* ---------- Empty State ---------- */
.empty-state {
  text-align: center;
  padding: var(--space-12) var(--space-6);
  color: var(--text-muted);
}

.empty-state-icon {
  font-size: 48px;
  margin-bottom: var(--space-4);
  opacity: 0.5;
}

.empty-state-actions {
  display: flex;
  gap: var(--space-3);
  justify-content: center;
  margin-top: var(--space-6);
  flex-wrap: wrap;
}

.empty-state h3 {
  color: var(--text-secondary);
  margin-bottom: var(--space-2);
}

/* ---------- Loading Skeleton ---------- */
.skeleton {
  background: linear-gradient(90deg,
    var(--bg-tertiary) 25%,
    var(--border-light) 50%,
    var(--bg-tertiary) 75%
  );
  background-size: 200% 100%;
  animation: skeleton-shimmer 1.5s infinite;
  border-radius: var(--radius-md);
}

@keyframes skeleton-shimmer {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

.skeleton-line {
  height: 14px;
  margin-bottom: var(--space-2);
}

.skeleton-line:last-child { width: 60%; }

/* ---------- Divider ---------- */
.divider {
  height: 1px;
  background: var(--border);
  margin: var(--space-6) 0;
}

/* ---------- Alert ---------- */
.alert {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-4);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  margin-bottom: var(--space-4);
}

.alert-error   { background: var(--danger-subtle);  border: 1px solid rgba(239,68,68,0.2);  color: var(--danger); }
.alert-success { background: var(--success-subtle); border: 1px solid rgba(16,185,129,0.2); color: var(--success); }
.alert-info    { background: var(--info-subtle);    border: 1px solid rgba(59,130,246,0.2);  color: var(--info); }
.alert-warning { background: var(--warning-subtle); border: 1px solid rgba(245,158,11,0.2); color: var(--warning); }

/* ---------- Filter Bar ---------- */
.filter-bar {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-bottom: var(--space-6);
}

.filter-bar-top {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.filter-panel {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.filter-toggle-btn {
  display: none;
}

.filter-bar .form-control {
  width: auto;
}

#filter-search {
  max-width: 260px;
}

@media (max-width: 768px) {
  .main-content {
    max-width: 100vw;
    overflow-x: clip;
  }

  /* Compact card and transaction padding */
  .card {
    padding: var(--space-3);
    overflow: hidden;
  }

  .stat-value {
    font-size: var(--text-xl);
  }

  .transaction-item {
    padding: var(--space-3) var(--space-1);
    gap: var(--space-3);
    align-items: flex-start;
  }

  .transaction-amount {
    font-size: calc(var(--text-base) - 5px);
    margin-left: auto;
    margin-top: -20px;
  }

  .transaction-actions {
    display: none;
  }

  .transaction-date-header {
    padding: var(--space-2) var(--space-1);
    margin-top: var(--space-1);
  }

  /* View switcher truncates long names */
  .view-btn {
    max-width: 200px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  /* Filter panel stacks full width when open */
  .filter-panel.open {
    width: 100%;
  }

  .filter-panel.open > div {
    width: 100%;
    min-width: 0 !important;
  }

  /* Transactions page header */
  .tx-page-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: var(--space-3);
  }

  .tx-page-header h1 {
    font-size: 1.6rem;
  }

  .tx-page-header .btn {
    flex-shrink: 0;
    font-size: var(--text-xs);
    padding: var(--space-2) var(--space-3);
    white-space: nowrap;
  }

  /* View switcher compact */
  .view-switcher-label { display: none; }

  .view-btn {
    padding: 6px 10px;
    font-size: var(--text-xs);
  }

  .tx-summary-bar {
    flex-direction: column;
    align-items: center;
    gap: var(--space-2);
  }

  .tx-summary-bar .month-nav {
    justify-content: center;
    width: 100%;
  }

  .tx-divider { display: none; }

  .tx-period-row {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    justify-content: center;
  }

  .tx-summary-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-4);
    flex-wrap: wrap;
  }

  .filter-bar-top {
    width: 100%;
    flex-wrap: wrap;
    gap: var(--space-2);
  }

  #filter-search {
    width: 100%;
    flex: none;
  }

  .filter-toggle-btn {
    display: inline-flex;
    flex-shrink: 0;
    white-space: nowrap;
    margin-left: auto;
  }

  .filter-panel {
    display: none;
    flex-direction: column;
    align-items: stretch;
  }

  .filter-panel.open {
    display: flex;
  }

  /* Dropdown entra no fluxo da página no mobile — não bloqueia o scroll */
  .custom-select-dropdown {
    position: static !important;
    margin-top: 4px;
    box-shadow: none;
    border-radius: var(--radius-md);
  }

  .csd-inner {
    max-height: none !important;
    overflow-y: visible !important;
  }
}

/* ---------- Utilities ---------- */
.flex          { display: flex; }
.flex-col      { flex-direction: column; }
.items-center  { align-items: center; }
.justify-between { justify-content: space-between; }
.justify-center { justify-content: center; }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }
.mt-2  { margin-top: var(--space-2); }
.mt-4  { margin-top: var(--space-4); }
.mt-6  { margin-top: var(--space-6); }
.mb-4  { margin-bottom: var(--space-4); }
.mb-6  { margin-bottom: var(--space-6); }
.mb-8  { margin-bottom: var(--space-8); }
.p-4   { padding: var(--space-4); }
.p-6   { padding: var(--space-6); }
.w-full { width: 100%; }
.hidden { display: none !important; }
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.rounded-full { border-radius: var(--radius-full); }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .stat-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-3);
  }

  .form-row {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  /* Layout: remove sidebar column, add room for topbar + bottom nav */
  .app-layout {
    grid-template-columns: 1fr;
    padding-top: 56px;
    padding-bottom: 60px;
  }

  .main-content {
    padding: var(--space-4);
  }

  /* Bottom grid on dashboard (transactions + category) */
  .dashboard-bottom-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .filter-bar {
    flex-direction: column;
    align-items: stretch;
  }

  .filter-bar .form-control {
    width: 100%;
  }

  .main-content {
    padding: var(--space-3);
  }
}

/* ---------- Scrollbar ---------- */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--border-light); border-radius: var(--radius-full); }
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }