@media (max-width: 480px) {
  :root {
    font-size: 14px;
  }

  .container {
    padding: 12px;
  }

  header {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
    padding-bottom: 12px;
  }

  .header-left {
    flex-direction: column;
    gap: 8px;
  }

  .timer {
    width: 100%;
  }

  .instruction-pink {
    font-size: 0.95rem;
    margin: 16px 0 12px;
  }

  .event-description {
    padding: 20px 16px;
    margin-bottom: 16px;
  }

  .description-title {
    font-size: 1.6rem;
    margin-bottom: 12px;
  }

  .description-text {
    font-size: 0.95rem;
    margin-bottom: 16px;
  }

  .description-highlights {
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
    margin-bottom: 16px;
  }

  .highlight-item {
    padding: 12px 8px;
    font-size: 0.8rem;
  }

  .description-subtitle {
    font-size: 0.9rem;
  }

  .campaign-banner {
    padding: 16px 12px;
    margin-bottom: 16px;
    border-radius: 6px;
  }

  .campaign-heading {
    font-size: 0.95rem;
    margin-top: 12px;
    margin-bottom: 6px;
  }

  .campaign-period {
    font-size: 0.9rem;
    margin-bottom: 12px;
  }

  .campaign-text {
    font-size: 0.85rem;
    margin-bottom: 10px;
  }

  .campaign-note {
    font-size: 0.85rem;
    margin-bottom: 12px;
  }

  .campaign-terms {
    padding: 10px 12px;
    margin: 10px 0 12px;
  }

  .campaign-terms p {
    font-size: 0.8rem;
    margin-bottom: 4px;
  }

  .player-grid {
    gap: 6px;
    max-width: 100%;
  }

  .player-card {
    border-radius: 4px;
  }

  .player-name-bar {
    font-size: 0.6rem;
    padding: 4px 2px;
  }

  .coin-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
  }

  .modal-content {
    width: 95%;
    padding: 20px 16px;
    border-radius: 16px;
  }

  .modal-title {
    font-size: 1.25rem;
  }

  .form-input {
    padding: 10px;
    font-size: 16px; 
  }

  .btn-modal {
    padding: 10px;
    font-size: 0.9rem;
  }

  .section-header {
    font-size: 1.1rem;
    margin: 24px 0 12px;
  }
}


@media (min-width: 481px) and (max-width: 768px) {
  :root {
    font-size: 15px;
  }

  .container {
    padding: 16px;
  }

  .instruction-pink {
    font-size: 1.1rem;
  }

  .player-grid {
    gap: 10px;
  }

  .exclusive-players-container {
    grid-template-columns: repeat(3, 1fr);
    max-width: 320px;
  }

  .coin-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }

  .modal-content {
    width: 90%;
    max-width: 380px;
  }

  header {
    gap: 12px;
    flex-wrap: wrap;
  }
}


@media (min-width: 769px) {
  :root {
    font-size: 16px;
  }

  .container {
    padding: 16px;
  }

  .player-grid {
    gap: 12px;
    max-width: 180px;
  }

  .exclusive-players-container {
    grid-template-columns: repeat(4, 1fr);
    max-width: 380px;
  }

  .coin-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
  }

  header {
    gap: 16px;
  }
}


@media (min-width: 1200px) {
  .coin-grid {
    grid-template-columns: repeat(5, 1fr);
  }

  .player-grid {
    max-width: 700px;
  }
}


@media (min-width: 1600px) {
  :root {
    font-size: 18px;
  }

  .container {
    padding: 32px;
  }
}


@media (hover: none) and (pointer: coarse) {
  button,
  .coin-card,
  .player-card {
    padding: 12px;
    min-height: 44px; 
  }

  .player-card:active {
    transform: scale(0.98);
  }
}


@media print {
  header,
  .btn-konami-red,
  .login-wrapper {
    display: none;
  }

  body {
    background: white;
    color: black;
  }
}


@media (max-height: 600px) and (orientation: landscape) {
  .instruction-pink {
    margin: 12px 0 8px;
  }

  .player-grid {
    margin: 0 auto 4px;
  }

  .hint {
    margin-bottom: 12px;
  }
}


@supports (display: grid) {
  .player-grid,
  .coin-grid {
    display: grid;
  }
}


@supports not (display: grid) {
  .player-grid,
  .coin-grid {
    display: flex;
    flex-wrap: wrap;
  }
}