/* style.css */
/* Premium Glassmorphic Design System */

@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+Thai:wght@300;400;500;600;700&family=Outfit:wght@300;400;500;600;700&display=swap');

:root {
  /* Dark Mode Palette (Default) */
  --bg-gradient-start: #0b0f19;
  --bg-gradient-end: #020617;
  --glass-bg: rgba(15, 23, 42, 0.45);
  --glass-bg-hover: rgba(15, 23, 42, 0.65);
  --glass-border: rgba(255, 255, 255, 0.08);
  --glass-border-hover: rgba(255, 255, 255, 0.16);
  --glass-shadow: rgba(0, 0, 0, 0.3);
  
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  
  --color-primary: #6366f1; /* Indigo */
  --color-primary-glow: rgba(99, 102, 241, 0.3);
  --color-secondary: #06b6d4; /* Cyan */
  --color-income: #10b981; /* Emerald */
  --color-income-glow: rgba(16, 185, 129, 0.2);
  --color-expense: #f43f5e; /* Rose */
  --color-expense-glow: rgba(244, 63, 94, 0.2);
  
  --card-border-radius: 16px;
  --transition-speed: 0.3s;
}

[data-theme="light"] {
  /* Light Mode Palette */
  --bg-gradient-start: #f8fafc;
  --bg-gradient-end: #e2e8f0;
  --glass-bg: rgba(255, 255, 255, 0.7);
  --glass-bg-hover: rgba(255, 255, 255, 0.85);
  --glass-border: rgba(0, 0, 0, 0.06);
  --glass-border-hover: rgba(0, 0, 0, 0.12);
  --glass-shadow: rgba(15, 23, 42, 0.05);
  
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #94a3b8;
  
  --color-primary: #4f46e5;
  --color-primary-glow: rgba(79, 70, 229, 0.15);
  --color-secondary: #0891b2;
  --color-income: #059669;
  --color-income-glow: rgba(5, 150, 105, 0.1);
  --color-expense: #e11d48;
  --color-expense-glow: rgba(225, 29, 72, 0.1);
}

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

body {
  font-family: 'Outfit', 'Noto Sans Thai', sans-serif;
  color: var(--text-primary);
  background: linear-gradient(135deg, var(--bg-gradient-start), var(--bg-gradient-end));
  background-attachment: fixed;
  min-height: 100vh;
  overflow-x: hidden;
  line-height: 1.5;
  transition: background var(--transition-speed), color var(--transition-speed);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: transparent;
}
::-webkit-scrollbar-thumb {
  background: var(--glass-border);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}

.app-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 24px;
}

/* Glassmorphism Styles */
.glass-panel {
  background: var(--glass-bg);
  backdrop-filter: blur(14px) saturate(180%);
  -webkit-backdrop-filter: blur(14px) saturate(180%);
  border: 1px solid var(--glass-border);
  border-radius: var(--card-border-radius);
  box-shadow: 0 8px 32px 0 var(--glass-shadow);
  padding: 24px;
  transition: border var(--transition-speed), background var(--transition-speed), box-shadow var(--transition-speed), transform 0.2s;
}

.glass-panel:hover {
  border-color: var(--glass-border-hover);
  background: var(--glass-bg-hover);
}

/* Header & Controls */
header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 32px;
  flex-wrap: wrap;
  gap: 16px;
}

.logo-section h1 {
  font-size: 2rem;
  font-weight: 700;
  background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-section p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-top: 4px;
}

.header-controls {
  display: flex;
  gap: 12px;
  align-items: center;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: 12px;
  font-weight: 500;
  font-family: inherit;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  border: 1px solid transparent;
}

.btn-primary {
  background: var(--color-primary);
  color: #fff;
  box-shadow: 0 0 15px var(--color-primary-glow);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 5px 20px var(--color-primary-glow);
  opacity: 0.95;
}

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

.btn-danger {
  background: var(--color-expense);
  color: #fff;
  box-shadow: 0 0 15px var(--color-expense-glow);
}
.btn-danger:hover {
  transform: translateY(-2px);
  box-shadow: 0 5px 20px var(--color-expense-glow);
  opacity: 0.95;
}

.btn-icon-only {
  width: 44px;
  height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  color: var(--text-primary);
  cursor: pointer;
  transition: all 0.2s;
}
.btn-icon-only:hover {
  background: var(--glass-bg-hover);
  border-color: var(--text-secondary);
  transform: scale(1.05);
}

/* KPI Summary Cards Grid */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
  margin-bottom: 32px;
}

.kpi-card {
  position: relative;
  overflow: hidden;
}

.kpi-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
}

.kpi-card.income::before { background: var(--color-income); }
.kpi-card.expense::before { background: var(--color-expense); }
.kpi-card.balance::before { background: var(--color-primary); }
.kpi-card.savings::before { background: var(--color-secondary); }

.kpi-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--text-secondary);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 12px;
}

.kpi-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.04);
}

.kpi-card.income .kpi-icon { color: var(--color-income); background: var(--color-income-glow); }
.kpi-card.expense .kpi-icon { color: var(--color-expense); background: var(--color-expense-glow); }
.kpi-card.balance .kpi-icon { color: var(--color-primary); background: var(--color-primary-glow); }
.kpi-card.savings .kpi-icon { color: var(--color-secondary); background: rgba(6, 182, 212, 0.1); }

.kpi-value {
  font-size: 1.8rem;
  font-weight: 700;
  letter-spacing: -0.5px;
}

.kpi-trend {
  font-size: 0.8rem;
  margin-top: 8px;
  color: var(--text-muted);
}

/* Dashboard Core Grid Layout */
.dashboard-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 24px;
  margin-bottom: 32px;
}

@media (max-width: 1024px) {
  .dashboard-grid {
    grid-template-columns: 1fr;
  }
}

/* Charts Section */
.charts-container {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.chart-wrapper {
  min-height: 320px;
  position: relative;
}

.chart-title {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* Top Expense Categories list */
.breakdown-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 10px;
}

.breakdown-item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  cursor: pointer;
  padding: 8px;
  border-radius: 8px;
  transition: all 0.2s ease;
  border-left: 3px solid transparent;
}

.breakdown-item:hover {
  background: rgba(255, 255, 255, 0.04);
  transform: translateX(4px);
}

.breakdown-item.active {
  background: var(--color-primary-glow);
  border-left-color: var(--color-primary);
  padding-left: 10px;
  transform: translateX(4px);
}

.breakdown-meta {
  display: flex;
  justify-content: space-between;
  font-size: 0.9rem;
}

.breakdown-name {
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 8px;
}

.breakdown-amount {
  font-weight: 600;
}

.breakdown-bar-bg {
  width: 100%;
  height: 8px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 4px;
  overflow: hidden;
}

.breakdown-bar-fill {
  height: 100%;
  border-radius: 4px;
  transition: width 1s ease-out;
}

/* Filters & Table Section */
.transactions-section {
  margin-top: 32px;
}

.filters-bar {
  display: flex;
  gap: 16px;
  margin-bottom: 24px;
  flex-wrap: wrap;
  align-items: center;
}

.search-input-wrapper {
  flex: 1;
  min-width: 240px;
  position: relative;
}

.search-input-wrapper svg {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
}

.search-input {
  width: 100%;
  padding: 10px 14px 10px 42px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.9rem;
  outline: none;
  transition: all 0.2s;
}

.search-input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 10px var(--color-primary-glow);
}

.filter-select {
  padding: 10px 16px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.9rem;
  outline: none;
  cursor: pointer;
  min-width: 130px;
}

.filter-select:focus {
  border-color: var(--color-primary);
}

.filter-select option {
  background: var(--bg-gradient-start);
  color: var(--text-primary);
}

.date-inputs {
  display: flex;
  align-items: center;
  gap: 8px;
}

.date-input {
  padding: 10px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.9rem;
  outline: none;
}

.date-input:focus {
  border-color: var(--color-primary);
}

/* Custom CSS Table (Responsive) */
.table-container {
  width: 100%;
  overflow-x: auto;
  border-radius: 12px;
  border: 1px solid var(--glass-border);
  margin-bottom: 20px;
}

table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.9rem;
}

th {
  background: rgba(255, 255, 255, 0.02);
  padding: 16px;
  font-weight: 600;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--glass-border);
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.8px;
}

td {
  padding: 16px;
  border-bottom: 1px solid var(--glass-border);
  color: var(--text-primary);
}

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

tr:hover td {
  background: rgba(255, 255, 255, 0.015);
}

.type-tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  border-radius: 8px;
  font-size: 0.8rem;
  font-weight: 500;
}

.type-tag.income {
  background: var(--color-income-glow);
  color: var(--color-income);
}

.type-tag.expense {
  background: var(--color-expense-glow);
  color: var(--color-expense);
}

.platform-tag {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--glass-border);
  padding: 3px 8px;
  border-radius: 6px;
  font-size: 0.8rem;
}

.amount-text {
  font-weight: 600;
  font-size: 0.95rem;
}

.amount-text.income { color: var(--color-income); }
.amount-text.expense { color: var(--color-expense); }

.action-buttons {
  display: flex;
  gap: 8px;
}

.action-btn {
  background: transparent;
  border: none;
  cursor: pointer;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 6px;
  border-radius: 6px;
  transition: all 0.2s;
}

.action-btn:hover {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-primary);
}

.action-btn.edit-btn:hover { color: var(--color-primary); }
.action-btn.delete-btn:hover { color: var(--color-expense); }

/* Pagination */
.pagination {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  color: var(--text-secondary);
  font-size: 0.85rem;
}

.pagination-controls {
  display: flex;
  gap: 8px;
}

/* Modal Form Styles */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(2, 6, 23, 0.7);
  backdrop-filter: blur(8px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.modal-content {
  width: 90%;
  max-width: 520px;
  transform: translateY(20px);
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
}

.modal-title {
  font-size: 1.3rem;
  font-weight: 600;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 24px;
}

.form-group-full {
  grid-column: span 2;
}

.form-label {
  display: block;
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 8px;
  font-weight: 500;
}

.form-input {
  width: 100%;
  padding: 10px 14px;
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid var(--glass-border);
  border-radius: 10px;
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.9rem;
  outline: none;
  transition: all 0.2s;
}

.form-input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 8px var(--color-primary-glow);
}

/* Autocomplete suggestions dropdown */
.autocomplete-wrapper {
  position: relative;
}

.suggestions-list {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--bg-gradient-start);
  border: 1px solid var(--glass-border);
  border-top: none;
  border-radius: 0 0 10px 10px;
  max-height: 150px;
  overflow-y: auto;
  z-index: 10;
  display: none;
  box-shadow: 0 10px 20px rgba(0,0,0,0.3);
}

.suggestions-list.active {
  display: block;
}

.suggestion-item {
  padding: 10px 14px;
  cursor: pointer;
  font-size: 0.85rem;
  color: var(--text-secondary);
  transition: background 0.2s;
}

.suggestion-item:hover {
  background: var(--glass-bg-hover);
  color: var(--text-primary);
}

/* Form switch controls */
.form-switch {
  display: flex;
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid var(--glass-border);
  border-radius: 10px;
  padding: 4px;
}

.form-switch-btn {
  flex: 1;
  padding: 8px;
  border: none;
  background: transparent;
  color: var(--text-secondary);
  font-family: inherit;
  font-weight: 500;
  font-size: 0.85rem;
  cursor: pointer;
  border-radius: 8px;
  transition: all 0.2s;
}

.form-switch-btn.active.income {
  background: var(--color-income-glow);
  color: var(--color-income);
}

.form-switch-btn.active.expense {
  background: var(--color-expense-glow);
  color: var(--color-expense);
}

.form-actions {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
}

/* Sync Settings Panel (Popup/Accordion) */
.settings-panel {
  display: none;
  margin-bottom: 24px;
}

.settings-panel.active {
  display: block;
  animation: slideDown 0.3s ease-out;
}

@keyframes slideDown {
  from { opacity: 0; transform: translateY(-10px); }
  to { opacity: 1; transform: translateY(0); }
}

.settings-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
}

/* Sync Indicator / Status banner */
.status-banner {
  padding: 12px 18px;
  border-radius: 12px;
  margin-bottom: 24px;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  gap: 10px;
  animation: slideDown 0.3s ease-out;
}

.status-banner.success {
  background: rgba(16, 185, 129, 0.12);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: var(--color-income);
}

.status-banner.error {
  background: rgba(244, 63, 94, 0.12);
  border: 1px solid rgba(244, 63, 94, 0.3);
  color: var(--color-expense);
}

.status-banner.warning {
  background: rgba(245, 158, 11, 0.12);
  border: 1px solid rgba(245, 158, 11, 0.3);
  color: #f59e0b;
}

/* Empty State */
.empty-state {
  text-align: center;
  padding: 48px;
  color: var(--text-secondary);
}

.empty-state svg {
  margin-bottom: 16px;
  color: var(--text-muted);
}

/* ==========================================================================
   MOBILE & TABLET RESPONSIVE MEDIA QUERIES
   ========================================================================== */

@media (max-width: 768px) {
  /* 1. Stack Filters vertically and make inputs full-width */
  .filters-bar {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
  }
  
  .search-input-wrapper,
  .filter-select,
  .date-inputs,
  .date-input,
  #btn-reset-filters {
    width: 100%;
    flex: none;
  }
  
  .date-inputs {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    text-align: center;
  }

  /* 2. Turn wide table rows into beautiful, readable card blocks */
  table, thead, tbody, th, td, tr {
    display: block;
  }
  
  thead tr {
    position: absolute;
    top: -9999px;
    left: -9999px;
  }
  
  tr {
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    margin-bottom: 16px;
    background: rgba(255, 255, 255, 0.015);
    padding: 8px 12px;
  }
  
  td {
    border: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.03);
    position: relative;
    padding-left: 45% !important;
    text-align: right;
    padding-top: 10px;
    padding-bottom: 10px;
    font-size: 0.85rem;
  }
  
  td:last-child {
    border-bottom: 0;
  }
  
  td::before {
    position: absolute;
    top: 50%;
    left: 12px;
    transform: translateY(-50%);
    width: 40%;
    padding-right: 10px;
    white-space: nowrap;
    text-align: left;
    font-weight: 600;
    color: var(--text-secondary);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
  }
  
  /* Bind mobile labels to pseudo elements */
  td:nth-of-type(1)::before { content: "วันที่"; }
  td:nth-of-type(2)::before { content: "ประเภท"; }
  td:nth-of-type(3)::before { content: "แพลตฟอร์ม"; }
  td:nth-of-type(4)::before { content: "จำนวนเงิน"; }
  td:nth-of-type(5)::before { content: "หมวดหมู่"; }
  td:nth-of-type(6)::before { content: "สถานที่ / ร้านค้า"; }
  td:nth-of-type(7)::before { content: "หมายเหตุ"; }
  td:nth-of-type(8)::before { content: "เครื่องมือ"; }
  
  .action-buttons {
    justify-content: flex-end;
  }
}

@media (max-width: 600px) {
  /* 3. Center and stack the header section */
  header {
    flex-direction: column;
    text-align: center;
    align-items: center;
    margin-bottom: 24px;
  }
  
  .logo-section h1 {
    font-size: 1.8rem;
    justify-content: center;
  }
  
  .header-controls {
    width: 100%;
    justify-content: center;
    flex-wrap: wrap;
    gap: 8px;
  }
  
  #mode-badge {
    width: 100%;
    justify-content: center;
    padding: 6px;
  }
  
  #btn-new-transaction {
    width: 100%;
    justify-content: center;
  }
}

@media (max-width: 480px) {
  /* 4. Make Modal Forms single column for easier input touching */
  .form-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  
  .form-group-full {
    grid-column: span 1;
  }
  
  .modal-content {
    padding: 16px;
    width: 95%;
  }
}