/* ============================================
   Responsive Breakpoints
   ============================================ */

/* === sm: 480px — Larger phones === */
@media (max-width: 479px) {
  .stat-cards {
    grid-template-columns: 1fr;
  }

  .pick-card-fields {
    grid-template-columns: 1fr;
  }

  .hero {
    padding: var(--space-8) var(--space-5);
  }

  .hero-title {
    font-size: var(--text-xl);
  }

  /* Sub-nav scrollable */
  .sub-nav-item {
    padding: var(--space-2) var(--space-3);
    font-size: var(--text-xs);
  }

  /* Modal tighter padding on small screens */
  .modal-body {
    padding: var(--space-4);
  }

  /* Chat input area */
  .chat-input-bar {
    padding: var(--space-3);
    gap: var(--space-2);
  }

  .chat-send {
    padding: var(--space-2) var(--space-3) !important;
    font-size: var(--text-xs) !important;
    min-height: 36px !important;
  }

  /* Profile stats 2-col on tiny screens */
  .profile-stats {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-2);
  }

  /* Champion banner smaller */
  .champion-banner {
    padding: var(--space-6);
  }

  .champion-banner-name {
    font-size: var(--text-xl);
  }

  /* Login card */
  .login-card {
    padding: var(--space-6);
  }

  /* Announcement */
  .announcement-body {
    padding: var(--space-4) var(--space-5) var(--space-5);
  }
}

/* === md: 1074px — Tablets & small desktops === */
@media (max-width: 1099px) {
  /* Thicker diagonal stripes on smaller screens */
  .nav::before,
  .hero::before {
    background-size: 200% 100%;
    background-position: center;
  }

  /* Nav: show hamburger, hide links */
  .nav-links {
    display: none;
  }

  .nav-hamburger {
    display: flex;
  }

  #nav-menu-wrap {
    display: none !important;
    visibility: hidden;
    width: 0;
    height: 0;
    overflow: hidden;
  }

  .nav-user-btn .nav-user-name {
    display: none;
  }


  /* Containers */
  .page-container {
    padding-left: var(--space-4);
    padding-right: var(--space-4);
  }

  /* Stat cards — 2x2 grid on medium screens */
  .stat-cards {
    grid-template-columns: repeat(2, 1fr);
  }

  /* Grids */
  .grid-2, .grid-3, .grid-4 {
    grid-template-columns: 1fr;
  }

  /* Admin: stack layout */
  .admin-layout {
    flex-direction: column;
  }

  .admin-sidebar {
    width: 100%;
  }

  .admin-sidebar-title {
    display: none;
  }

  .admin-nav {
    position: static;
    display: flex;
    flex-direction: row;
    gap: var(--space-1);
    border-bottom: 1px solid var(--color-border);
    margin-bottom: var(--space-6);
    overflow-x: auto;
    overflow-y: hidden;
    -webkit-overflow-scrolling: touch;
    overscroll-behavior-x: contain;
    scrollbar-width: none;
  }

  .admin-nav::-webkit-scrollbar {
    display: none;
  }

  .admin-nav-item {
    position: relative;
    padding: var(--space-3) var(--space-5);
    font-size: var(--text-sm);
    font-weight: var(--weight-semibold);
    letter-spacing: var(--tracking-wide);
    text-transform: uppercase;
    color: var(--color-text-muted);
    white-space: nowrap;
    flex-shrink: 0;
    width: auto;
    background: none;
    border: none;
    border-radius: 0;
    cursor: pointer;
    transition: color var(--transition-fast);
  }

  .admin-nav-item:hover {
    color: var(--color-text-secondary);
    background: none;
  }

  .admin-nav-item.active {
    color: var(--color-text-primary);
    background: none;
  }

  .admin-nav-item.active::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--color-accent);
  }

  .admin-nav-icon {
    display: none;
  }

  /* Chat */
  .chat-container {
    height: calc(100vh - var(--nav-height) - var(--space-8));
    border-radius: var(--radius-lg);
  }

  .chat-header {
    flex-direction: column;
    gap: var(--space-2);
    align-items: flex-start;
  }

  .chat-bubble {
    max-width: 90%;
  }

  /* Profile modal stats */
  .profile-stats {
    grid-template-columns: repeat(2, 1fr);
  }


  /* User dropdown */
  .user-dropdown {
    right: var(--space-4);
  }

  /* Auth card */
  .auth-card {
    padding: var(--space-6);
  }

  /* Login: card is transparent on mobile, form floats over splash */
  .login-card {
    background: transparent;
    border: none;
    box-shadow: none;
    padding: var(--space-6);
  }

  .login-card-title {
    color: var(--color-text-primary);
  }

  .login-card-desc {
    color: var(--color-text-primary);
  }

  /* Timeline */
  .timeline {
    padding-left: var(--space-6);
  }
}

/* === xl: 1074px+ — Full desktops === */
@media (min-width: 1100px) {
  .nav-drawer {
    display: none !important;
    pointer-events: none;
  }
}

/* === Landscape phones === */
@media (max-height: 500px) and (orientation: landscape) {
  .hero {
    padding: var(--space-6) var(--space-8);
  }

  .page-container {
    padding-top: calc(var(--nav-height) + var(--space-4));
  }
}