/* Mobile-First Responsive Design für Casino Tracker */
/* Optimiert für Touch-Interfaces und kleine Bildschirme */

/* Mobile-optimierte Variablen */
:root {
  --mobile-padding: 12px;
  --mobile-border-radius: 8px;
  --mobile-button-height: 44px; /* Apple's recommended touch target size */
  --mobile-input-height: 48px;
  --mobile-font-size: 16px; /* Prevents zoom on iOS */
  --mobile-small-font: 14px;
  --mobile-large-font: 18px;
}

/* ===== MOBILE STYLES (max-width: 768px) ===== */
@media (max-width: 768px) {
  /* Body and main container adjustments */
  body {
    padding: var(--mobile-padding);
    font-size: var(--mobile-font-size);
    line-height: 1.5;
  }

  /* Header optimizations */
  .header-container {
    flex-wrap: wrap;
    gap: 8px;
    padding: var(--mobile-padding);
    margin-bottom: 16px;
  }

  .header-controls {
    flex-wrap: wrap;
    gap: 8px;
  }

  .icon-btn, .user-menu-btn {
    width: var(--mobile-button-height);
    height: var(--mobile-button-height);
    font-size: var(--mobile-small-font);
    border-radius: var(--mobile-border-radius);
  }

  /* Main title */
  .main-title {
    font-size: 1.5rem;
    margin: 16px 0;
    text-align: center;
  }

  /* Action buttons (Einzahlung/Auszahlung) */
  #toggleDepositBtn, 
  #toggleWithdrawalBtn {
    flex: 1;
    min-width: 140px;
    height: var(--mobile-button-height);
    font-size: var(--mobile-font-size);
    border-radius: var(--mobile-border-radius);
    padding: 0 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
  }

  /* Balance grid mobile optimization */
  .balance-grid {
    grid-template-columns: 1fr;
    gap: 12px;
    margin: 16px 0;
  }

  .balance-tile {
    padding: 16px;
    border-radius: var(--mobile-border-radius);
    min-height: auto;
  }

  .balance-main-tile {
    grid-column: 1;
  }

  .tile-main-amount {
    font-size: 1.8rem;
  }

  .tile-amount {
    font-size: 1.4rem;
  }

  .tile-subtitle {
    font-size: var(--mobile-small-font);
  }

  .tile-actions {
    margin-top: 12px;
  }

  .tile-action-btn {
    width: 36px;
    height: 36px;
    font-size: 12px;
  }

  /* Form optimization for mobile */
  #manualEntrySection {
    margin-top: 16px;
    padding: 16px;
    border-radius: var(--mobile-border-radius);
    max-width: none;
  }

  #manualEntrySection h2 {
    font-size: var(--mobile-large-font);
    margin-bottom: 16px;
  }

  .form-grid {
    grid-template-columns: 1fr;
    gap: 16px;
    margin-bottom: 20px;
  }

  .form-group {
    margin-bottom: 12px;
  }

  .form-group label {
    font-size: var(--mobile-font-size);
    margin-bottom: 6px;
  }

  /* Input field optimization */
  input[type="text"],
  input[type="number"], 
  input[type="datetime-local"],
  input[type="date"],
  select,
  textarea {
    height: var(--mobile-input-height);
    font-size: var(--mobile-font-size) !important; /* Prevent zoom on iOS */
    border-radius: var(--mobile-border-radius);
    padding: 12px 16px;
    width: 100%;
    box-sizing: border-box;
  }

  textarea {
    height: auto;
    min-height: 80px;
    resize: vertical;
  }

  /* Button optimization */
  button {
    height: var(--mobile-button-height);
    font-size: var(--mobile-font-size);
    border-radius: var(--mobile-border-radius);
    padding: 0 20px;
    touch-action: manipulation; /* Disable double-tap zoom */
  }

  .form-actions {
    flex-direction: column;
    gap: 12px;
  }

  .form-actions button {
    width: 100%;
  }

  /* Filter section mobile */
  .filter-inline {
    flex-direction: column;
    gap: 12px;
    padding: 16px;
    background: var(--surface-color);
    border-radius: var(--mobile-border-radius);
    margin-bottom: 16px;
  }

  .filter-inline input,
  .filter-inline select {
    margin: 0;
  }

  .filter-inline label {
    font-size: var(--mobile-small-font);
    margin: 0;
    align-self: flex-start;
  }

  /* Table mobile optimization */
  .table-container {
    margin: 0 calc(-1 * var(--mobile-padding));
    border-radius: 0;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  table {
    font-size: var(--mobile-small-font);
    min-width: 600px; /* Ensure horizontal scroll for small screens */
  }

  th, td {
    padding: 8px 6px;
    white-space: nowrap;
  }

  /* Optimize table columns for mobile */
  .table-container th:nth-child(1),
  .table-container td:nth-child(1) {
    min-width: 100px; /* Date column */
  }

  .table-container th:nth-child(2),
  .table-container td:nth-child(2) {
    min-width: 120px; /* Casino column */
  }

  .table-container th:nth-child(3),
  .table-container td:nth-child(3) {
    min-width: 80px; /* Type column */
  }

  .table-container th:nth-child(4),
  .table-container td:nth-child(4) {
    min-width: 90px; /* Status column */
  }

  .table-container th:nth-child(5),
  .table-container td:nth-child(5) {
    min-width: 80px; /* Amount column */
    text-align: right;
  }

  .table-container th:nth-child(6),
  .table-container td:nth-child(6) {
    min-width: 100px; /* Comment column */
    max-width: 120px;
    font-size: 12px;
    word-wrap: break-word;
  }

  .table-container th:nth-child(7),
  .table-container td:nth-child(7) {
    min-width: 120px; /* Actions column */
  }

  /* Action buttons in table */
  .actions button {
    width: 32px;
    height: 32px;
    font-size: 11px;
    margin: 0 2px;
    border-radius: var(--mobile-border-radius);
  }

  /* Dropdown optimization */
  .dropdown-content {
    min-width: 200px;
    box-shadow: var(--shadow-hover);
  }

  .dropdown-item {
    padding: 12px 16px;
    font-size: var(--mobile-font-size);
  }

  /* User menu mobile */
  .user-menu-dropdown {
    min-width: 180px;
    right: 0;
  }

  .user-menu-item {
    padding: 12px 16px;
    font-size: var(--mobile-font-size);
  }

  /* Status buttons optimization */
  .status-pending,
  .status-completed,
  .status-cancelled,
  .status-open,
  .status-complete {
    font-size: var(--mobile-small-font);
    padding: 6px 12px;
    border-radius: var(--mobile-border-radius);
  }

  /* Type badges */
  .type-deposit,
  .type-withdrawal {
    font-size: var(--mobile-small-font);
    padding: 4px 8px;
    border-radius: var(--mobile-border-radius);
  }

  /* Message optimization */
  #message {
    font-size: var(--mobile-font-size);
    padding: 12px 16px;
    border-radius: var(--mobile-border-radius);
    margin-bottom: 16px;
  }

  /* Chart modal mobile */
  .modal-content {
    width: 95%;
    height: 90%;
    margin: 5% auto;
    padding: 16px;
    border-radius: var(--mobile-border-radius);
  }

  /* Record count mobile */
  #recordCount {
    font-size: var(--mobile-small-font);
    text-align: center;
    margin-top: 8px;
  }
}

/* ===== SMALL MOBILE STYLES (max-width: 480px) ===== */
@media (max-width: 480px) {
  body {
    padding: 8px;
  }

  .header-container {
    padding: 8px;
  }

  .balance-grid {
    gap: 8px;
  }

  .balance-tile {
    padding: 12px;
  }

  .tile-main-amount {
    font-size: 1.6rem;
  }

  .tile-amount {
    font-size: 1.2rem;
  }

  #manualEntrySection {
    padding: 12px;
  }

  .filter-inline {
    padding: 12px;
  }

  /* Very small screen table adjustments */
  table {
    font-size: 12px;
  }

  th, td {
    padding: 6px 4px;
  }

  .actions button {
    width: 28px;
    height: 28px;
    font-size: 10px;
  }
}

/* ===== LANDSCAPE MOBILE OPTIMIZATION ===== */
@media (max-width: 768px) and (orientation: landscape) {
  .balance-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }

  .balance-main-tile {
    grid-column: span 2;
  }

  .form-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  /* Adjust form actions for landscape */
  .form-actions {
    flex-direction: row;
    justify-content: space-between;
  }

  .form-actions button {
    flex: 1;
    margin: 0 4px;
  }
}

/* ===== TOUCH OPTIMIZATIONS ===== */
@media (hover: none) and (pointer: coarse) {
  /* Touch-specific optimizations */
  
  /* Larger touch targets */
  button, 
  input, 
  select, 
  .dropdown-item,
  .user-menu-item {
    min-height: var(--mobile-button-height);
  }

  /* Disable hover effects on touch devices */
  button:hover,
  .tile-action-btn:hover,
  .dropdown-item:hover {
    transform: none;
    box-shadow: var(--shadow);
  }

  /* Improve touch feedback */
  button:active,
  .dropdown-item:active {
    transform: scale(0.98);
    transition: transform 0.1s ease;
  }
}

/* ===== ACCESSIBILITY IMPROVEMENTS ===== */
@media (max-width: 768px) {
  /* Focus improvements for mobile */
  button:focus,
  input:focus,
  select:focus,
  textarea:focus {
    outline: 2px solid var(--info-color);
    outline-offset: 2px;
  }

  /* Ensure sufficient color contrast */
  .mobile-only {
    display: block;
  }

  .desktop-only {
    display: none;
  }
}

/* Desktop-only elements hidden on mobile */
@media (min-width: 769px) {
  .mobile-only {
    display: none;
  }

  .desktop-only {
    display: block;
  }
}