/* === Tablet: 768px and below === */
@media (max-width: 768px) {

  /* Gmail shell — hide sidebar, full-width main */
  .gmail-sidebar {
    display: none;
  }

  .gmail-main {
    margin-right: 0;
    border-radius: 0;
  }

  .gmail-header-left {
    width: auto;
  }

  .gmail-logo-text {
    display: none;
  }

  .gmail-search {
    max-width: none;
  }

  /* Welcome */
  .welcome-card {
    padding: 24px;
  }

  .welcome-controls {
    flex-direction: column;
    gap: 12px;
  }

  .welcome-difficulty-row {
    flex-direction: column;
    gap: 4px;
    width: 100%;
  }

  #difficulty-select {
    width: 100%;
  }

  .welcome-start-btn {
    width: 100%;
    text-align: center;
  }

  /* Inbox */
  .inbox-row-left {
    display: none;
  }

  .inbox-row-sender {
    min-width: 120px;
    max-width: 120px;
  }

  .inbox-tabs {
    overflow-x: auto;
  }

  .inbox-row {
    height: auto;
    min-height: 48px;
    padding: 8px 12px;
  }

  .inbox-progress-text {
    font-size: 11px;
  }

  /* Email detail — reduce padding from 72px */
  .email-subject {
    padding: 16px 16px 0 16px;
  }

  .external-sender-banner {
    margin: 12px 16px;
  }

  .email-sender-block {
    padding: 12px 16px;
  }

  .email-body {
    padding: 12px 16px;
  }

  .email-attachments {
    padding: 8px 16px 12px 16px;
  }

  .email-reply-bar {
    padding: 12px 16px;
  }

  .email-date-short {
    display: none;
  }

  /* Bigger touch targets */
  .flaggable {
    min-height: 44px;
    display: inline-flex;
    align-items: center;
  }

  /* Flag status box — dock to bottom */
  .flag-status-box {
    bottom: 0;
    right: 0;
    left: 0;
    border-radius: 0;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    box-shadow: 0 -2px 10px rgba(0,0,0,0.1);
  }

  /* Space for fixed status box */
  .email-detail-content {
    padding-bottom: 80px;
  }

  .link-hover-bar {
    max-width: 80vw;
  }

  /* Review screen */
  .review-card {
    padding: 20px;
  }

  .review-verdict {
    padding: 16px;
    gap: 12px;
  }

  .review-verdict .material-icons {
    font-size: 28px;
  }

  .review-verdict h2 {
    font-size: 18px;
  }

  /* Final report */
  .report-card {
    padding: 24px;
  }

  .report-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }

  .report-score-circle {
    width: 100px;
    height: 100px;
    align-self: center;
  }

  .report-score-number {
    font-size: 26px;
  }

  .report-summary-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .report-actions {
    flex-direction: column;
    gap: 10px;
  }

  .report-btn {
    width: 100%;
    text-align: center;
  }
}

/* === Phone: 480px and below === */
@media (max-width: 480px) {

  /* Gmail header */
  .gmail-header {
    height: 56px;
    padding: 0 4px;
  }

  .gmail-search {
    height: 40px;
    padding: 0 10px;
    gap: 8px;
    font-size: 14px;
    border-radius: 20px;
  }

  .gmail-header-right {
    padding-right: 4px;
  }

  .gmail-difficulty-badge {
    display: none;
  }

  /* Inbox — stack sender above subject */
  .inbox-row {
    flex-wrap: wrap;
    gap: 2px;
    padding: 10px 12px;
  }

  .inbox-row-sender {
    min-width: auto;
    max-width: none;
    width: 100%;
  }

  .inbox-avatar {
    width: 24px;
    height: 24px;
    font-size: 11px;
  }

  .inbox-row-content {
    width: 100%;
    font-size: 13px;
  }

  .inbox-row-right {
    width: 100%;
    justify-content: flex-end;
    margin-left: 0;
  }

  .inbox-toolbar {
    padding: 0 8px;
  }

  .inbox-all-done-bar {
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }

  /* Email detail */
  .email-subject {
    font-size: 18px;
    padding: 12px 12px 0 12px;
  }

  .external-sender-banner {
    margin: 8px 12px;
    font-size: 12px;
  }

  .email-sender-block {
    padding: 10px 12px;
  }

  .email-body {
    padding: 10px 12px;
    font-size: 14px;
  }

  .email-attachments {
    padding: 8px 12px;
  }

  .email-reply-bar {
    padding: 10px 12px;
  }

  .email-reply-btn {
    padding: 8px 16px;
    font-size: 13px;
  }

  .email-detail-toolbar {
    padding: 0 4px;
  }

  .email-toolbar-actions {
    margin-left: 4px;
  }

  /* Flag popup — centered */
  .flag-popup {
    min-width: 200px;
  }

  /* Modals */
  .modal-dialog {
    width: 95%;
    padding: 20px;
  }

  /* Review */
  .review-card {
    padding: 16px;
  }

  /* Report */
  .report-card {
    padding: 16px;
  }

  .report-header h1 {
    font-size: 22px;
  }

  .report-email-row {
    flex-wrap: wrap;
    gap: 4px;
    padding: 10px 8px;
  }

  .report-email-score {
    width: 100%;
    text-align: right;
  }

  .report-stat-number {
    font-size: 22px;
  }
}