:root[data-theme="dark"] {
      --bg-primary: #0f111a;
      --bg-secondary: #171b2c;
      --bg-card: #20263d;
      --bg-hover: #2b3352;
      --text-main: #f0f3fc;
      --text-muted: #9aa5c4;
      --border-color: #2e3757;
      --accent: #38bdf8;
      --accent-hover: #0ea5e9;
      --success: #22c55e;
      --danger: #ef4444;
      --warning: #f59e0b;
      --gold: #fbbf24;
      --silver: #cbd5e1;
      --bronze: #d97706;
    }
    :root[data-theme="light"] {
      --bg-primary: #f8fafc;
      --bg-secondary: #ffffff;
      --bg-card: #ffffff;
      --bg-hover: #f1f5f9;
      --text-main: #0f172a;
      --text-muted: #64748b;
      --border-color: #e2e8f0;
      --accent: #0284c7;
      --accent-hover: #0369a1;
      --success: #16a34a;
      --danger: #dc2626;
      --warning: #d97706;
      --gold: #d97706;
      --silver: #64748b;
      --bronze: #b45309;
    }
    * { box-sizing: border-box; margin: 0; padding: 0; }
    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
      background-color: var(--bg-primary);
      color: var(--text-main);
      display: flex;
      min-height: 100vh;
      overflow-x: hidden;
    }
    #app-container { display: flex; width: 100%; min-height: 100vh; }
    
    /* Sidebar Navigation */
    #sidebar {
      width: 250px;
      background-color: var(--bg-secondary);
      border-right: 1px solid var(--border-color);
      display: flex;
      flex-direction: column;
      flex-shrink: 0;
      padding: 1.25rem 1rem;
    }
    .brand {
      display: flex;
      align-items: center;
      gap: 0.75rem;
      font-size: 1.35rem;
      font-weight: 800;
      color: var(--accent);
      margin-bottom: 2rem;
      padding: 0 0.5rem;
    }
    .brand svg { width: 28px; height: 28px; fill: currentColor; }
    .nav-links { display: flex; flex-direction: column; gap: 0.35rem; flex-grow: 1; }
    .nav-link {
      display: flex;
      align-items: center;
      gap: 0.75rem;
      padding: 0.75rem 1rem;
      border-radius: 8px;
      color: var(--text-muted);
      text-decoration: none;
      font-size: 0.95rem;
      font-weight: 600;
      transition: all 0.15s ease;
      cursor: pointer;
    }
    .nav-link:hover { background-color: var(--bg-hover); color: var(--text-main); }
    .nav-link.active { background-color: var(--accent); color: #ffffff; }
    .nav-link svg { width: 20px; height: 20px; fill: currentColor; }

    /* Top bar / Mobile Nav */
    #main-content {
      flex-grow: 1;
      display: flex;
      flex-direction: column;
      min-width: 0;
      overflow-y: auto;
      max-height: 100vh;
    }
    header {
      background-color: var(--bg-secondary);
      border-bottom: 1px solid var(--border-color);
      padding: 0.75rem 1.5rem;
      display: flex;
      align-items: center;
      justify-content: space-between;
      position: sticky;
      top: 0;
      z-index: 10;
    }
    .header-team { font-size: 1.15rem; font-weight: 700; }
    .header-actions { display: flex; align-items: center; gap: 0.6rem; }

    /* Buttons & Badges */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 0.4rem;
      padding: 0.5rem 0.9rem;
      border-radius: 6px;
      font-size: 0.88rem;
      font-weight: 600;
      cursor: pointer;
      border: 1px solid transparent;
      transition: background 0.15s ease, opacity 0.15s ease;
    }
    .btn-primary { background-color: var(--accent); color: #fff; }
    .btn-primary:hover { background-color: var(--accent-hover); }
    .btn-outline { background: transparent; border-color: var(--border-color); color: var(--text-main); }
    .btn-outline:hover { background: var(--bg-hover); }
    .btn-danger { background-color: var(--danger); color: #fff; }
    .btn-success { background-color: var(--success); color: #fff; }
    .btn-sm { padding: 0.3rem 0.6rem; font-size: 0.78rem; }
    .btn-icon { padding: 0.5rem; border-radius: 6px; }

    .badge {
      display: inline-flex;
      align-items: center;
      padding: 0.2rem 0.55rem;
      border-radius: 9999px;
      font-size: 0.75rem;
      font-weight: 700;
      text-transform: uppercase;
    }
    .badge-win { background-color: rgba(34, 197, 94, 0.2); color: var(--success); }
    .badge-loss { background-color: rgba(239, 68, 68, 0.2); color: var(--danger); }
    .badge-draw { background-color: rgba(245, 158, 11, 0.2); color: var(--warning); }
    .badge-healthy { background-color: rgba(34, 197, 94, 0.2); color: var(--success); }
    .badge-injured { background-color: rgba(239, 68, 68, 0.2); color: var(--danger); }

    /* Content Area */
    .page-container { padding: 1.5rem; max-width: 1200px; margin: 0 auto; width: 100%; }
    .page-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 1.5rem; flex-wrap: wrap; gap: 1rem; }
    .page-title { font-size: 1.5rem; font-weight: 800; }

    /* Cards & Grids */
    .grid { display: grid; gap: 1rem; }
    .grid-cols-4 { grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
    .grid-cols-2 { grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); }
    .card {
      background-color: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: 10px;
      padding: 1.25rem;
      box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    }
    .card-title { font-size: 1rem; font-weight: 700; color: var(--text-muted); margin-bottom: 0.5rem; }
    .card-metric { font-size: 1.8rem; font-weight: 800; color: var(--accent); }

    /* Tables */
    .table-container { width: 100%; overflow-x: auto; background-color: var(--bg-card); border-radius: 10px; border: 1px solid var(--border-color); }
    table { width: 100%; border-collapse: collapse; text-align: left; font-size: 0.9rem; }
    th, td { padding: 0.75rem 1rem; border-bottom: 1px solid var(--border-color); }
    th { background-color: var(--bg-secondary); color: var(--text-muted); font-weight: 700; user-select: none; }
    th.sortable { cursor: pointer; }
    th.sortable:hover { color: var(--text-main); }
    tr:hover { background-color: var(--bg-hover); }
    .text-center { text-align: center; }
    .text-right { text-align: right; }

    /* Modals */
    .modal-overlay {
      position: fixed; inset: 0; background: rgba(0, 0, 0, 0.65);
      display: flex; align-items: center; justify-content: center; z-index: 100;
      padding: 1rem; opacity: 0; pointer-events: none; transition: opacity 0.2s ease;
    }
    .modal-overlay.active { opacity: 1; pointer-events: auto; }
    .modal-card {
      background: var(--bg-card); border: 1px solid var(--border-color);
      border-radius: 12px; width: 100%; max-width: 550px; max-height: 90vh;
      overflow-y: auto; padding: 1.5rem; display: flex; flex-direction: column; gap: 1rem;
    }
    .modal-header { display: flex; justify-content: space-between; align-items: center; }
    .modal-title { font-size: 1.2rem; font-weight: 800; }
    .form-group { display: flex; flex-direction: column; gap: 0.35rem; }
    .form-label { font-size: 0.85rem; font-weight: 600; color: var(--text-muted); }
    .form-input, .form-select, .form-textarea {
      background: var(--bg-secondary); border: 1px solid var(--border-color);
      border-radius: 6px; padding: 0.6rem 0.8rem; color: var(--text-main); font-size: 0.9rem;
    }
    .form-input:focus, .form-select:focus, .form-textarea:focus { outline: none; border-color: var(--accent); }

    /* Mobile bottom bar */
    #mobile-nav {
      display: none;
      position: fixed; bottom: 0; left: 0; right: 0;
      background: var(--bg-secondary); border-top: 1px solid var(--border-color);
      justify-content: space-around; padding: 0.4rem 0; z-index: 50;
    }
    .mobile-link {
      display: flex; flex-direction: column; align-items: center; gap: 0.2rem;
      color: var(--text-muted); text-decoration: none; font-size: 0.7rem; font-weight: 600;
    }
    .mobile-link.active { color: var(--accent); }
    .mobile-link svg { width: 22px; height: 22px; fill: currentColor; }

    /* Toast */
    #toast {
      position: fixed; bottom: 2rem; right: 2rem; background: var(--bg-card);
      border: 1px solid var(--accent); border-radius: 8px; padding: 0.75rem 1.25rem;
      font-weight: 600; font-size: 0.9rem; box-shadow: 0 4px 12px rgba(0,0,0,0.3);
      transform: translateY(100px); opacity: 0; transition: all 0.25s ease; z-index: 1000;
    }
    #toast.show { transform: translateY(0); opacity: 1; }

    /* Score Banner */
    .game-score-banner {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 1.25rem;
      margin: 0.65rem 0;
      font-size: 1.45rem;
      font-weight: 800;
    }
    .game-score-banner .score-team {
      flex: 1;
      text-align: center;
    }
    .game-score-banner .score-digits {
      font-size: 2.2rem;
      color: var(--accent);
      background: var(--bg-secondary);
      padding: 0.2rem 1rem;
      border-radius: 8px;
      border: 1px solid var(--border-color);
      min-width: 120px;
      text-align: center;
      letter-spacing: 2px;
    }

    .desktop-only { display: block; }
    .mobile-only { display: none; }
    .show-on-mobile { display: none; }

    @media (max-width: 768px) {
      #sidebar { display: none; }
      #mobile-nav { 
        display: flex; 
        background: rgba(23, 27, 44, 0.95);
        backdrop-filter: blur(16px);
        -webkit-backdrop-filter: blur(16px);
        border-top: 1px solid var(--border-color);
        padding-bottom: max(0.5rem, env(safe-area-inset-bottom));
        padding-top: 0.45rem;
        height: auto;
      }
      [data-theme="light"] #mobile-nav {
        background: rgba(255, 255, 255, 0.95);
      }
      .mobile-link {
        flex: 1;
        padding: 0.3rem 0;
        font-size: 0.68rem;
        gap: 0.2rem;
      }
      .mobile-link svg {
        width: 22px;
        height: 22px;
      }
      .mobile-link.active {
        color: var(--accent);
        font-weight: 800;
      }

      #main-content { 
        padding-bottom: calc(75px + env(safe-area-inset-bottom)); 
      }
      .page-container { 
        padding: 0.75rem 0.65rem; 
      }

      /* Yläpalkin tiivistys mobiilissa */
      header {
        padding: 0.5rem 0.65rem;
        gap: 0.4rem;
      }
      .header-team {
        font-size: 0.95rem;
        font-weight: 800;
        max-width: 110px;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
      }
      .header-actions {
        gap: 0.25rem;
      }
      .header-actions .btn {
        padding: 0.35rem 0.45rem;
        font-size: 0.78rem;
        min-height: 34px;
        min-width: 34px;
      }
      #btn-tulospalvelu-sync {
        font-size: 0.75rem;
        padding: 0.35rem 0.45rem;
      }
      #btn-tulospalvelu-sync span.btn-text,
      #btn-save-direct span.btn-text,
      #btn-add-video span.btn-text,
      #admin-lock-btn span#admin-label {
        display: none !important;
      }

      #vid-players-container {
        grid-template-columns: 1fr !important;
      }

      /* Ruudukot puhelimelle */
      .grid-cols-4 {
        grid-template-columns: repeat(2, 1fr) !important;
        gap: 0.55rem;
      }
      .roster-grid {
        grid-template-columns: 1fr !important;
        gap: 0.65rem;
      }
      .grid-cols-2 {
        grid-template-columns: 1fr !important;
        gap: 0.75rem;
      }
      .card {
        padding: 0.8rem;
        border-radius: 8px;
      }
      .card-title {
        font-size: 0.78rem;
        margin-bottom: 0.25rem;
      }
      .card-metric {
        font-size: 1.35rem;
      }

      /* Score banner mobiilissa */
      .game-score-banner {
        flex-direction: column;
        gap: 0.3rem;
        font-size: 1.15rem;
      }
      .game-score-banner .score-digits {
        font-size: 1.9rem;
        padding: 0.2rem 0.8rem;
        min-width: 100px;
      }

      /* Taulukot mobiilissa */
      th, td {
        padding: 0.5rem 0.35rem;
        font-size: 0.8rem;
      }
      .table-container {
        border-radius: 8px;
        -webkit-overflow-scrolling: touch;
      }

      /* Modaalit mobiilissa (Bottom Sheet tyyli) */
      .modal-card {
        max-width: 100%;
        width: 100%;
        border-radius: 16px 16px 0 0;
        margin-top: auto;
        padding: 1.2rem 1rem calc(1.5rem + env(safe-area-inset-bottom)) 1rem;
        max-height: 88vh;
        animation: slideUp 0.25s ease-out;
      }
      @keyframes slideUp {
        from { transform: translateY(100%); }
        to { transform: translateY(0); }
      }
      .modal-overlay {
        align-items: flex-end;
        padding: 0;
      }

      /* Painikkeiden koko ja kosketusalue */
      .btn {
        min-height: 38px;
        touch-action: manipulation;
      }
      .btn-sm {
        min-height: 32px;
      }
      .form-input, .form-select, .form-textarea {
        font-size: 16px !important; /* Estää iOS Safari -automaattizoomin */
        padding: 0.65rem 0.75rem;
      }

      .hide-on-mobile {
        display: none !important;
      }
      .show-on-mobile {
        display: block !important;
      }
      .desktop-only {
        display: none !important;
      }
      .mobile-only {
        display: flex !important;
      }
    }
    .show-on-mobile {
      display: none;
    }

    /* Responsiivinen YouTube-upotus */
    .video-responsive {
      position: relative;
      width: 100%;
      padding-bottom: 56.25%; /* 16:9 suhde */
      height: 0;
      overflow: hidden;
      border-radius: 8px;
      background-color: #0b0f19;
    }
    .video-responsive iframe {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      border: 0;
    }
    .video-clip-card {
      background: var(--bg-secondary);
      border: 1px solid var(--border-color);
      border-radius: 10px;
      padding: 0.9rem;
      display: flex;
      flex-direction: column;
      gap: 0.65rem;
      transition: border-color 0.2s ease;
    }
    .video-clip-card:hover {
      border-color: rgba(56, 189, 248, 0.4);
    }