/* ============================================================
   Wallet — CSS Custom Properties (oklch)
   ============================================================ */

:root {
  /* Base — light mode */
  --color-base:           oklch(98% 0.005 240);
  --color-base-100:       oklch(96% 0.008 240);
  --color-base-200:       oklch(92% 0.012 240);
  --color-base-300:       oklch(86% 0.016 240);
  --color-base-content:       oklch(18% 0.020 240);
  --color-base-content-muted: oklch(48% 0.018 240);

  /* Income — green */
  --color-income:       oklch(55% 0.20 142);
  --color-income-light: oklch(94% 0.07 142);
  --color-income-dark:  oklch(40% 0.20 142);

  /* Expense — red */
  --color-expense:       oklch(55% 0.22 27);
  --color-expense-light: oklch(95% 0.06 27);
  --color-expense-dark:  oklch(40% 0.22 27);

  /* Accent — blue */
  --color-accent:            oklch(52% 0.22 255);
  --color-accent-light:      oklch(92% 0.08 255);
  --color-accent-foreground: oklch(99% 0.002 255);

  /* Warning — amber */
  --color-warning:       oklch(72% 0.18 70);
  --color-warning-light: oklch(96% 0.05 70);

  /* Surface */
  --color-surface:        oklch(100% 0 0);
  --color-surface-raised: oklch(97% 0.005 240);
  --color-border:         oklch(88% 0.012 240);

  /* Chart palette */
  --chart-1: oklch(55% 0.20 142);
  --chart-2: oklch(55% 0.22 27);
  --chart-3: oklch(52% 0.22 255);
  --chart-4: oklch(62% 0.18 300);
  --chart-5: oklch(65% 0.18 60);
  --chart-6: oklch(58% 0.20 190);
  --chart-7: oklch(68% 0.15 100);
  --chart-8: oklch(55% 0.20 340);
}

html.dark {
  --color-base:           oklch(13% 0.010 240);
  --color-base-100:       oklch(17% 0.012 240);
  --color-base-200:       oklch(22% 0.015 240);
  --color-base-300:       oklch(28% 0.018 240);
  --color-base-content:       oklch(92% 0.008 240);
  --color-base-content-muted: oklch(60% 0.015 240);

  --color-income:       oklch(62% 0.20 142);
  --color-income-light: oklch(20% 0.10 142);
  --color-income-dark:  oklch(75% 0.18 142);

  --color-expense:       oklch(62% 0.22 27);
  --color-expense-light: oklch(20% 0.10 27);
  --color-expense-dark:  oklch(75% 0.18 27);

  --color-accent:       oklch(62% 0.22 255);
  --color-accent-light: oklch(20% 0.12 255);

  --color-warning:       oklch(75% 0.18 70);
  --color-warning-light: oklch(22% 0.08 70);

  --color-surface:        oklch(17% 0.010 240);
  --color-surface-raised: oklch(22% 0.012 240);
  --color-border:         oklch(30% 0.018 240);
}

/* ============================================================
   Base styles
   ============================================================ */

body {
  background-color: var(--color-base);
  color: var(--color-base-content);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
}

/* ============================================================
   Utility classes
   ============================================================ */

.text-income  { color: var(--color-income); }
.text-expense { color: var(--color-expense); }
.text-muted   { color: var(--color-base-content-muted); }
.text-accent  { color: var(--color-accent); }

.bg-income  { background-color: var(--color-income-light); }
.bg-expense { background-color: var(--color-expense-light); }
.bg-surface { background-color: var(--color-surface); }

/* ============================================================
   Card
   ============================================================ */

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 0.875rem;
  padding: 1.25rem;
}

.card-sm {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 0.75rem;
  padding: 0.875rem;
}

/* ============================================================
   Buttons
   ============================================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.375rem;
  padding: 0.5rem 1rem;
  border-radius: 0.5rem;
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  border: none;
  transition: opacity 0.15s, transform 0.1s;
  text-decoration: none;
  white-space: nowrap;
}
.btn:hover  { opacity: 0.88; }
.btn:active { transform: scale(0.97); }

.btn-primary {
  background: var(--color-accent);
  color: var(--color-accent-foreground);
}
.btn-income {
  background: var(--color-income);
  color: #fff;
}
.btn-expense {
  background: var(--color-expense);
  color: #fff;
}
.btn-ghost {
  background: transparent;
  color: var(--color-base-content-muted);
  border: 1px solid var(--color-border);
}
.btn-ghost:hover {
  background: var(--color-base-100);
  opacity: 1;
}
.btn-danger {
  background: var(--color-expense-light);
  color: var(--color-expense);
  border: 1px solid var(--color-expense);
}
.btn-sm {
  padding: 0.35rem 0.75rem;
  font-size: 0.8rem;
}

/* ============================================================
   Forms
   ============================================================ */

.form-control {
  display: block;
  width: 100%;
  padding: 0.6rem 0.875rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 0.5rem;
  color: var(--color-base-content);
  font-size: 0.9rem;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.form-control:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-light);
}
.form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-base-content-muted);
  margin-bottom: 0.35rem;
}
.form-group { margin-bottom: 1rem; }

.form-control option {
  background: var(--color-surface);
  color: var(--color-base-content);
}

/* ============================================================
   Badge / pill
   ============================================================ */

.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.15rem 0.6rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 500;
}
.badge-income  { background: var(--color-income-light);  color: var(--color-income-dark); }
.badge-expense { background: var(--color-expense-light); color: var(--color-expense-dark); }
.badge-pending { background: var(--color-warning-light); color: var(--color-warning); }
.badge-paid    { background: var(--color-income-light);  color: var(--color-income-dark); }
.badge-paused  { background: var(--color-base-200);      color: var(--color-base-content-muted); }

/* ============================================================
   AI suggestion pill
   ============================================================ */

.suggestion-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  background: var(--color-accent-light);
  color: var(--color-accent);
  font-size: 0.8rem;
  cursor: pointer;
  border: 1px solid var(--color-accent);
  transition: opacity 0.15s;
  margin-top: 0.35rem;
}
.suggestion-pill:hover { opacity: 0.75; }

/* ============================================================
   Progress bar
   ============================================================ */

.progress {
  width: 100%;
  height: 6px;
  background: var(--color-base-200);
  border-radius: 9999px;
  overflow: hidden;
}
.progress-bar {
  height: 100%;
  background: var(--color-accent);
  border-radius: 9999px;
  transition: width 0.4s ease;
}
.progress-bar-income  { background: var(--color-income); }
.progress-bar-expense { background: var(--color-expense); }
.progress-bar-warning { background: var(--color-warning); }

/* ============================================================
   Alert
   ============================================================ */

.alert {
  padding: 0.875rem 1rem;
  border-radius: 0.625rem;
  font-size: 0.875rem;
  border-left: 4px solid;
}
.alert-warning {
  background: var(--color-warning-light);
  border-color: var(--color-warning);
  color: var(--color-base-content);
}
.alert-danger {
  background: var(--color-expense-light);
  border-color: var(--color-expense);
  color: var(--color-expense-dark);
}
.alert-success {
  background: var(--color-income-light);
  border-color: var(--color-income);
  color: var(--color-income-dark);
}

/* ============================================================
   Navbar
   ============================================================ */

.navbar {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 50;
}

.bottom-nav {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
}

.nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1px;
  padding: 0.35rem 0.25rem;
  color: var(--color-base-content-muted);
  text-decoration: none;
  font-size: 0.58rem;
  border-radius: 0.5rem;
  transition: color 0.15s;
  flex: 1;
  min-width: 0;
}
.nav-item.active,
.nav-item:hover {
  color: var(--color-accent);
}
.nav-item svg { width: 20px; height: 20px; flex-shrink: 0; }

/* Desktop navbar items get larger text (bottom nav keeps the small icon label size) */
.navbar .nav-item {
  font-size: 0.9rem;
  padding: 0.5rem 0.875rem;
  flex: none;
}

/* ============================================================
   Table
   ============================================================ */

.table { width: 100%; border-collapse: collapse; font-size: 0.875rem; }
.table th {
  text-align: left;
  padding: 0.6rem 1rem;
  color: var(--color-base-content-muted);
  font-weight: 500;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.table td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--color-border);
  vertical-align: middle;
}
.table tr:last-child td { border-bottom: none; }
.table tr:hover td { background: var(--color-base-100); }

/* ============================================================
   Stat card
   ============================================================ */

.stat-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 0.875rem;
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
}
.stat-label {
  font-size: 0.78rem;
  color: var(--color-base-content-muted);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.stat-value {
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1;
}
.stat-value-sm { font-size: 1.1rem; font-weight: 600; }

/* ============================================================
   HTMX loading indicator
   ============================================================ */

.htmx-indicator { display: none; }
.htmx-request .htmx-indicator { display: inline-block; }
.htmx-request.htmx-indicator  { display: inline-block; }

/* ============================================================
   Divider
   ============================================================ */

.divider {
  height: 1px;
  background: var(--color-border);
  margin: 1rem 0;
}

/* ============================================================
   Responsive helpers
   ============================================================ */

@media (max-width: 767px) {
  .hide-mobile { display: none !important; }
}
@media (min-width: 768px) {
  .hide-desktop { display: none !important; }
  .pb-safe { padding-bottom: 0 !important; }
}