/* ============================================================
   addexpense.css — Add / Edit Expense Form Section
   Personal Expense Tracker
   ============================================================ */

/* ── Add Expense Section ───────────────────────────────────── */
#addexpense-section {
  padding: 3rem 0;
  background: var(--off-white);
}

/* ── Form Card ─────────────────────────────────────────────── */
.add-expense-card {
  background: white;
  border-radius: var(--radius-xl);
  padding: 2rem 2rem;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-light);
  position: relative;
  overflow: hidden;
}

.add-expense-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-primary);
}

/* ── Form Header ───────────────────────────────────────────── */
.form-card-header {
  margin-bottom: 1.75rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.form-card-icon {
  width: 42px;
  height: 42px;
  background: var(--primary-light);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: var(--primary);
  flex-shrink: 0;
}

.form-card-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.1rem;
}

.form-card-subtitle {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* ── Form Elements ─────────────────────────────────────────── */
.form-label-custom {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.4rem;
  display: block;
}

.input-group-custom {
  position: relative;
}

.input-icon {
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 0.95rem;
  z-index: 2;
  pointer-events: none;
}

.form-control-custom {
  width: 100%;
  background: var(--bg-soft);
  border: 1.5px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 0.75rem 1rem 0.75rem 2.6rem;
  font-size: 0.92rem;
  font-family: var(--font-body);
  color: var(--text-primary);
  transition: border-color var(--transition-fast),
              background var(--transition-fast),
              box-shadow var(--transition-fast);
  outline: none;
}

.form-control-custom:focus {
  border-color: var(--primary);
  background: white;
  box-shadow: 0 0 0 3px rgba(91, 141, 239, 0.12);
}

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

/* Amount field special styling */
.form-control-custom.amount-input {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-primary);
}

/* ── Category Grid ─────────────────────────────────────────── */
.category-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.6rem;
  margin-top: 0.25rem;
}

.category-chip {
  padding: 0.55rem 0.4rem;
  border: 1.5px solid var(--border-light);
  border-radius: var(--radius-md);
  background: var(--bg-soft);
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.25rem;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-align: center;
  user-select: none;
}

.category-chip:hover {
  border-color: var(--primary);
  background: var(--primary-light);
  color: var(--primary);
}

.category-chip.selected {
  border-color: var(--primary);
  background: var(--primary-light);
  color: var(--primary);
  box-shadow: 0 0 0 2px rgba(91, 141, 239, 0.2);
}

.category-chip .cat-emoji {
  font-size: 1.3rem;
  display: block;
}

.category-chip.cat-food.selected     { border-color: #FF6B35; background: #FFF3EE; color: #FF6B35; }
.category-chip.cat-fuel.selected     { border-color: #F59E0B; background: #FFFBEB; color: #D97706; }
.category-chip.cat-transport.selected{ border-color: #3B82F6; background: #EFF6FF; color: #3B82F6; }
.category-chip.cat-shopping.selected { border-color: #EC4899; background: #FDF2F8; color: #EC4899; }
.category-chip.cat-bills.selected    { border-color: #8B5CF6; background: #F5F3FF; color: #8B5CF6; }
.category-chip.cat-health.selected   { border-color: #10B981; background: #ECFDF5; color: #10B981; }
.category-chip.cat-entertainment.selected { border-color: #F97316; background: #FFF7ED; color: #F97316; }
.category-chip.cat-other.selected    { border-color: var(--text-muted); background: var(--bg-soft); color: var(--text-secondary); }

/* ── Date/Time Row ─────────────────────────────────────────── */
.date-time-display {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.7rem 1rem;
  background: var(--bg-soft);
  border: 1.5px solid var(--border-light);
  border-radius: var(--radius-md);
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.date-time-display .icon {
  color: var(--primary);
  font-size: 0.9rem;
}

/* ── Submit Button ─────────────────────────────────────────── */
.btn-add-expense {
  width: 100%;
  background: var(--gradient-primary);
  color: white;
  border: none;
  padding: 0.9rem 1.5rem;
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-weight: 700;
  font-family: var(--font-body);
  cursor: pointer;
  box-shadow: 0 6px 20px rgba(91, 141, 239, 0.38);
  transition: transform var(--transition-fast),
              box-shadow var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  letter-spacing: 0.02em;
  margin-top: 0.5rem;
}

.btn-add-expense:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(91, 141, 239, 0.5);
}

.btn-add-expense:active {
  transform: translateY(0);
}

.btn-add-expense.editing {
  background: linear-gradient(135deg, #F59E0B 0%, #FBBF24 100%);
  box-shadow: 0 6px 20px rgba(245, 158, 11, 0.38);
}

.btn-add-expense.editing:hover {
  box-shadow: 0 10px 28px rgba(245, 158, 11, 0.5);
}

/* ── Cancel Edit Button ────────────────────────────────────── */
#cancel-edit-btn {
  width: 100%;
  background: transparent;
  color: var(--text-muted);
  border: 1.5px solid var(--border-light);
  padding: 0.75rem;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  font-weight: 500;
  font-family: var(--font-body);
  cursor: pointer;
  transition: all var(--transition-fast);
  display: none;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
}

#cancel-edit-btn.visible {
  display: flex;
}

#cancel-edit-btn:hover {
  background: var(--accent-coral-light);
  border-color: #FFCECE;
  color: var(--accent-coral);
}

/* ── Responsive ────────────────────────────────────────────── */
@media (max-width: 575.98px) {
  .add-expense-card {
    padding: 1.5rem 1.25rem;
  }

  .category-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 0.45rem;
  }

  .category-chip {
    font-size: 0.65rem;
    padding: 0.45rem 0.25rem;
  }

  .category-chip .cat-emoji {
    font-size: 1.1rem;
  }
}