* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg-gradient-start: #3b82f6;
    --bg-gradient-end: #8b5cf6;
    --card-bg: white;
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --modal-bg: white;
    --border-color: #e5e7eb;
    --shadow: rgba(0, 0, 0, 0.1);
    --shadow-lg: rgba(0, 0, 0, 0.15);
}

body.dark-mode {
    --bg-gradient-start: #1a1a2e;
    --bg-gradient-end: #16213e;
    --card-bg: #2d3748;
    --text-primary: #f7fafc;
    --text-secondary: #cbd5e0;
    --modal-bg: #2d3748;
    --border-color: #4a5568;
    --shadow: rgba(0, 0, 0, 0.3);
    --shadow-lg: rgba(0, 0, 0, 0.4);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: linear-gradient(135deg, var(--bg-gradient-start) 0%, var(--bg-gradient-end) 100%);
    min-height: 100vh;
    padding: 1rem;
    touch-action: none;
    user-select: none;
    -webkit-user-select: none;
    transition: background 0.3s ease;
}

.top-header {
    text-align: center;
    padding: 0.3rem 0;
    background: rgba(255, 255, 255, 0.95);
    margin: -1rem -1rem 0.75rem -1rem;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.top-header a {
    color: #1f2937;
    text-decoration: none;
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.5px;
    transition: color 0.2s;
}

.top-header a:hover {
    color: #3b82f6;
}

.dark-mode .top-header {
    background: rgba(30, 30, 30, 0.95);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

.dark-mode .top-header a {
    color: #e5e7eb;
}

.dark-mode .top-header a:hover {
    color: #60a5fa;
}

.container {
    max-width: 600px;
    margin: 0 auto;
    padding: 0 1rem;
}

header {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    margin-bottom: 0.75rem;
    padding: 0.5rem 0;
    min-height: 1px;
}

.menu-btn-bottom {
    background: var(--card-bg);
    border: 2px solid var(--border-color);
    padding: 0.875rem 2rem;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    cursor: pointer;
    box-shadow: 0 2px 4px var(--shadow);
    transition: transform 0.2s, box-shadow 0.2s;
    margin-top: 1.5rem;
    width: 100%;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    display: block;
}

.menu-btn-bottom:active {
    transform: scale(0.98);
    box-shadow: 0 1px 2px var(--shadow);
}

.header-menu {
    position: fixed;
    top: 0;
    left: -100%;
    width: 280px;
    height: 100vh;
    background: var(--modal-bg);
    box-shadow: 2px 0 10px var(--shadow-lg);
    z-index: 2000;
    padding: 1.5rem;
    transition: left 0.3s ease;
}

.header-menu.show {
    left: 0;
}

.close-menu-btn {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: none;
    border: none;
    font-size: 2rem;
    color: var(--text-secondary);
    cursor: pointer;
    line-height: 1;
    padding: 0;
    width: 2rem;
    height: 2rem;
}

.header-menu h2 {
    color: var(--text-primary);
    font-size: 1.25rem;
    margin-bottom: 1rem;
    margin-top: 0.5rem;
}

.menu-footer {
    text-align: center;
    padding: 0.75rem 0;
    margin-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.menu-footer a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.875rem;
    transition: color 0.2s;
}

.menu-footer a:hover {
    color: var(--text-primary);
}

.menu-actions {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.menu-action-btn {
    background: var(--card-bg);
    border: 2px solid var(--border-color);
    padding: 1rem;
    border-radius: 8px;
    font-size: 1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--text-primary);
    transition: background 0.2s;
}

.menu-action-btn:hover {
    background: var(--border-color);
}

.menu-action-btn span:first-child {
    font-size: 1.25rem;
}

.header-buttons {
    background: white;
    border: none;
    padding: 0.75rem 1rem;
    border-radius: 12px;
    font-size: 1rem;
    cursor: pointer;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: transform 0.2s, box-shadow 0.2s;
    white-space: nowrap;
}

.settings-btn:active {
    transform: scale(0.95);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* Tutorial Overlay */
.tutorial-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    z-index: 3000;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 3rem;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.5s ease;
}

.tutorial-overlay.show {
    opacity: 1;
    pointer-events: auto;
}

.tutorial-hint {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    animation: pulse 2s ease-in-out infinite;
}

.tutorial-tap {
    position: absolute;
    top: 8rem;
}

.tutorial-drag {
    position: absolute;
    top: 22rem;
}

.tutorial-hand {
    font-size: 3rem;
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.3));
}

.tutorial-arrow {
    font-size: 2.5rem;
    animation: bounce 1s ease-in-out infinite;
}

.tutorial-text {
    color: white;
    font-size: 1.125rem;
    font-weight: 600;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
    background: rgba(59, 130, 246, 0.9);
    padding: 0.75rem 1.5rem;
    border-radius: 12px;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.1);
    }
}

@keyframes bounce {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

.score-display {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 0.75rem 4rem;
    margin-bottom: 0.75rem;
    text-align: center;
    box-shadow: 0 4px 8px var(--shadow-lg);
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    gap: 1rem;
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
    margin-bottom: 0.75rem;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s, background 0.2s;
    user-select: none;
    position: relative;
}

.score-display:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 12px var(--shadow-lg);
}

.score-display:hover::after {
    opacity: 1;
}

.score-display:active {
    transform: scale(0.98);
}

.team-score {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.team-score:first-child {
    align-items: flex-start;
}

.team-score:last-child {
    align-items: flex-end;
}

.score-with-trophy {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.trophy-icon {
    font-size: 1.25rem;
    opacity: 0;
    transform: scale(0.5);
    transition: all 0.3s ease;
}

.team-score.winner .trophy-icon {
    opacity: 1;
    transform: scale(1);
}

.team-score.winner .score-value {
    animation: winnerPulse 0.5s ease;
}

@keyframes winnerPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

.score-divider {
    font-size: 1.25rem;
    color: #9ca3af;
    font-weight: 600;
    padding: 0 0.5rem;
    background: none;
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
}

.score-divider.menu-dots {
    font-size: 1.5rem;
    font-weight: bold;
    letter-spacing: -2px;
    padding: 0.25rem 0.75rem;
}

.score-divider.menu-dots:hover {
    color: #4b5563;
    transform: scale(1.2);
}

.score-divider.menu-dots:active {
    transform: scale(0.95);
}

.score-label {
    font-size: 0.875rem;
    color: #6b7280;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.5rem;
}

.score-value {
    font-size: 1.75rem;
    font-weight: bold;
    color: var(--text-primary);
}

.team-score:first-child .score-value {
    color: var(--team1-color, #3b82f6);
}

.team-score:last-child .score-value {
    color: var(--team2-color, #ef4444);
}

.card-container {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    max-width: 400px;
    margin: 0 auto;
}

.card {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 0.625rem 4rem;
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    gap: 1rem;
    cursor: grab;
    box-shadow: 0 2px 4px var(--shadow);
    transition: transform 0.2s, box-shadow 0.2s;
    touch-action: none;
}

.card.penalized {
    opacity: 0.6;
    cursor: default;
}

.card.penalty-ocsf {
    opacity: 0.85;
    cursor: grab;
}

.card.penalty-ocsf:active {
    cursor: grabbing;
}

.card.penalized .card-color-indicator {
    filter: grayscale(50%);
}

.card.penalty-ocsf .card-color-indicator {
    filter: grayscale(20%);
}

.penalty-badge {
    background: #ef4444;
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 6px;
    font-size: 0.875rem;
    font-weight: bold;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.penalty-ocsf-badge {
    background: #f59e0b;
}

.penalty-nsc-badge {
    background: #8b5cf6;
}

.context-menu {
    position: fixed;
    background: var(--modal-bg);
    border-radius: 12px;
    box-shadow: 0 10px 25px var(--shadow-lg);
    padding: 0.5rem;
    z-index: 2000;
    min-width: 180px;
    animation: slideUp 0.2s ease;
    display: none;
}

.context-menu-item {
    padding: 0.75rem 1rem;
    cursor: pointer;
    border-radius: 8px;
    color: var(--text-primary);
    transition: background 0.2s;
    background: transparent;
    border: none;
    width: 100%;
    text-align: left;
    font-size: 0.95rem;
}

.context-menu-item:hover {
    background: var(--border-color);
}

.dark-mode .context-menu {
    background: #1f2937;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
    border: 1px solid #4b5563;
}

.dark-mode .context-menu-item {
    color: #e5e7eb;
}

.dark-mode .context-menu-item:hover {
    background: #374151;
}

.dark-mode .context-menu-cancel {
    color: #fca5a5;
    border-top-color: #4b5563;
}

.context-menu-cancel {
    color: #ef4444;
    font-weight: 600;
    margin-top: 0.25rem;
    border-top: 1px solid var(--border-color);
    padding-top: 0.75rem;
}

.card:active {
    cursor: grabbing;
}

.card.dragging {
    opacity: 0.5;
    cursor: grabbing;
}

.card.drag-over {
    transform: translateY(-4px);
    box-shadow: 0 8px 12px rgba(0, 0, 0, 0.15);
}

.card-position {
    font-size: 1.25rem;
    font-weight: bold;
    color: #6b7280;
    min-width: 2rem;
}

.card-color-indicator {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    transition: background-color 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.card-position-number {
    color: white;
    font-size: 1.5rem;
    font-weight: bold;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

.card-spacer {
    width: 40px;
    height: 40px;
    flex-shrink: 0;
}

.card > .card-color-indicator:first-child,
.card > .card-spacer:first-child {
    justify-self: start;
}

.card > .card-color-indicator:last-child,
.card > .card-spacer:last-child {
    justify-self: end;
}

/* Card size variations */
.card-container.size-small .card {
    padding: 0.5rem 3rem;
}

.card-container.size-small .card-color-indicator,
.card-container.size-small .card-spacer {
    width: 34px;
    height: 34px;
}

.card-container.size-small .card-position-number {
    font-size: 1.25rem;
}

.card-container.size-small .card-position {
    font-size: 1rem;
}

.game-container.size-small .score-display {
    padding: 0.75rem 3rem;
    border-radius: 12px;
}

.game-container.size-small .score-value {
    font-size: 1.5rem;
}

.game-container.size-small .team-name {
    font-size: 0.7rem;
}

.game-container.size-small .score-divider {
    font-size: 1.5rem;
}

.game-container.size-small .trophy-icon {
    font-size: 1.25rem;
}

.game-container.size-small .score-display::after {
    font-size: 1.25rem;
    right: 0.75rem;
}

.card-container.size-large .card {
    padding: 0.75rem 4.5rem;
}

.card-container.size-large .card-color-indicator,
.card-container.size-large .card-spacer {
    width: 42px;
    height: 42px;
}

.card-container.size-large .card-position-number {
    font-size: 1.625rem;
}

.card-container.size-large .card-position {
    font-size: 1.5rem;
}

.game-container.size-medium .score-display {
    padding: 0.75rem 4rem;
    border-radius: 12px;
}

.game-container.size-medium .score-value {
    font-size: 1.75rem;
}

.game-container.size-medium .team-name {
    font-size: 0.8rem;
}

.game-container.size-medium .score-divider {
    font-size: 1.5rem;
}

.game-container.size-medium .trophy-icon {
    font-size: 1.25rem;
}

.game-container.size-large .score-display {
    padding: 1rem 4.5rem;
    border-radius: 14px;
}

.game-container.size-large .score-value {
    font-size: 2.25rem;
}

.game-container.size-large .team-name {
    font-size: 0.875rem;
}

.game-container.size-large .score-divider {
    font-size: 1.75rem;
}

.game-container.size-large .trophy-icon {
    font-size: 1.5rem;
}

.game-container.size-large .score-display::after {
    font-size: 1.75rem;
    right: 1.25rem;
}

/* Modal styles */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    animation: fadeIn 0.3s;
}

.modal.show {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.modal-content {
    background: var(--modal-bg);
    border-radius: 16px;
    width: 100%;
    max-width: 400px;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    animation: slideUp 0.3s;
}

#helpModal .modal-content {
    max-width: 600px;
}

@keyframes slideUp {
    from {
        transform: translateY(20px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.modal-header h2 {
    font-size: 1.25rem;
    color: var(--text-primary);
}

.close-btn {
    background: none;
    border: none;
    font-size: 2rem;
    color: #6b7280;
    cursor: pointer;
    line-height: 1;
    padding: 0;
    width: 2rem;
    height: 2rem;
}

.modal-body {
    padding: 1.5rem;
}

.help-content h3 {
    color: var(--text-primary);
    font-size: 1rem;
    margin-top: 1.25rem;
    margin-bottom: 0.5rem;
}

.help-content h3:first-child {
    margin-top: 0;
}

.help-content p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
    line-height: 1.5;
}

.help-content strong {
    color: var(--text-primary);
}

.help-content ul {
    margin: 0.5rem 0 1rem 1.5rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.help-content li {
    margin-bottom: 0.25rem;
}

.modal-body.help-content {
    max-height: 60vh;
    overflow-y: auto;
    padding-right: 1rem;
}

.setting-group {
    margin-bottom: 1.5rem;
}

.setting-group:last-child {
    margin-bottom: 0;
}

.setting-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
    font-weight: 500;
}

.setting-group input[type="color"] {
    width: 100%;
    height: 50px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    cursor: pointer;
    background: var(--card-bg);
}

.setting-group select {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
    cursor: pointer;
    background: var(--card-bg);
    color: var(--text-primary);
}

.setting-group input[type="checkbox"] {
    width: 1.25rem;
    height: 1.25rem;
    margin-right: 0.5rem;
    cursor: pointer;
}

.setting-group label:has(input[type="checkbox"]) {
    display: flex;
    align-items: center;
}

.reset-btn {
    width: 100%;
    padding: 0.875rem;
    background: #ef4444;
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
}

.reset-btn:active {
    background: #dc2626;
}

/* Hide position numbers when disabled */
.card-container.hide-numbers .card-position {
    display: none;
}

/* Touch feedback */
@media (hover: hover) {
    .menu-btn-bottom:hover {
        transform: translateY(-2px);
        box-shadow: 0 4px 6px var(--shadow-lg);
    }

    .reset-btn:hover {
        background: #dc2626;
    }

    .card:hover {
        transform: translateY(-2px);
        box-shadow: 0 6px 8px rgba(0, 0, 0, 0.15);
    }
}

/* Responsive adjustments */
@media (max-width: 480px) {
    .top-header {
        display: none;
    }

    body {
        padding: 0.5rem;
    }

    .score-value {
        font-size: 1.5rem;
    }
    
    .trophy-icon {
        font-size: 1rem;
    }

    .score-divider {
        font-size: 0.875rem;
    }

    .card-container.size-medium .card,
    .card-container:not(.size-small):not(.size-large) .card {
        padding: 0.75rem 2rem;
    }

    .card-container.size-medium .card-color-indicator,
    .card-container.size-medium .card-spacer,
    .card-container:not(.size-small):not(.size-large) .card-color-indicator,
    .card-container:not(.size-small):not(.size-large) .card-spacer {
        width: 36px;
        height: 36px;
    }

    .card-container.size-medium .card-position-number,
    .card-container:not(.size-small):not(.size-large) .card-position-number {
        font-size: 1.25rem;
    }
    
    .card-container.size-small .card {
        padding: 0.5rem 1.5rem;
    }

    .card-container.size-small .card-color-indicator,
    .card-container.size-small .card-spacer {
        width: 32px;
        height: 32px;
    }

    .card-container.size-small .card-position-number {
        font-size: 1.125rem;
    }
    
    .card-container.size-large .card {
        padding: 0.875rem 2.5rem;
    }

    .card-container.size-large .card-color-indicator,
    .card-container.size-large .card-spacer {
        width: 40px;
        height: 40px;
    }

    .card-container.size-large .card-position-number {
        font-size: 1.375rem;
    }
}