/* ===== Tablet: 768px - 1200px ===== */
@media (max-width: 1200px) {
  .top-stocks-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .detail-grid {
    grid-template-columns: 1fr;
  }

  .score-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .market-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .index-bar {
    gap: 12px;
  }

  .index-item {
    font-size: 0.8rem;
  }
}

/* ===== Mobile: < 768px ===== */
@media (max-width: 768px) {
  .header {
    flex-direction: column;
    gap: 10px;
    padding: 10px 16px;
  }

  .header-left {
    width: 100%;
    justify-content: space-between;
  }

  .header-right {
    width: 100%;
    flex-direction: column;
    gap: 8px;
  }

  .index-bar {
    width: 100%;
    justify-content: space-between;
  }

  .index-item {
    font-size: 0.75rem;
    gap: 4px;
  }

  .main-content {
    padding: 12px 12px;
  }

  .top-stocks-grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .stock-card {
    display: grid;
    grid-template-columns: auto 1fr auto;
    grid-template-rows: auto auto;
    gap: 4px 12px;
    align-items: center;
  }

  .stock-card-rank {
    position: static;
    font-size: 1.5rem;
    grid-row: span 2;
  }

  .stock-card-name {
    margin-bottom: 0;
  }

  .stock-card-code {
    margin-bottom: 0;
    grid-column: 2;
  }

  .stock-card-price {
    font-size: 1.1rem;
    margin-bottom: 0;
    text-align: right;
    grid-row: 1;
    grid-column: 3;
  }

  .stock-card-change {
    font-size: 0.8rem;
    margin-bottom: 0;
    text-align: right;
    grid-row: 2;
    grid-column: 3;
  }

  .stock-card-score {
    display: none;
  }

  .stock-card-reason {
    display: none;
  }

  .detail-grid {
    grid-template-columns: 1fr;
  }

  .indicator-charts {
    grid-template-columns: 1fr;
  }

  .score-grid {
    grid-template-columns: 1fr 1fr;
  }

  .market-grid {
    grid-template-columns: 1fr;
  }

  .section-header {
    flex-direction: column;
    gap: 4px;
  }
}

/* ===== Small Mobile: < 480px ===== */
@media (max-width: 480px) {
  html {
    font-size: 13px;
  }

  .index-item .index-name {
    display: none;
  }

  .score-grid {
    grid-template-columns: 1fr;
  }
}