/* Three in a Row - Main Stylesheet */

/* ============ CSS Variables ============ */
:root {
    /* Colors */
    --color-bg: #FFF9F0;
    --color-surface: #FFFFFF;
    --color-primary: #4A90D9;
    --color-primary-hover: #3A7BC8;
    --color-secondary: #FF7B7B;
    --color-secondary-hover: #FF6B6B;
    --color-accent: #FFD93D;
    --color-success: #6BCB77;
    --color-error: #FF6B6B;
    --color-text: #2D3436;
    --color-text-light: #636E72;
    --color-border: #E0E0E0;
    --color-player-x: #4A90D9;
    --color-player-o: #FF7B7B;

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;

    /* iOS Safe Areas */
    --safe-area-top: env(safe-area-inset-top, 0px);
    --safe-area-bottom: env(safe-area-inset-bottom, 0px);
    --safe-area-left: env(safe-area-inset-left, 0px);
    --safe-area-right: env(safe-area-inset-right, 0px);

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 50%;

    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.15);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
}

/* ============ Reset & Base ============ */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 
                 Oxygen, Ubuntu, Cantarell, sans-serif;
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.5;
    min-height: 100vh;
}

a {
    color: var(--color-primary);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

input {
    font-family: inherit;
}

/* ============ App Layout ============ */
.app {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.main {
    flex: 1;
    padding: var(--spacing-md);
    padding-bottom: calc(var(--spacing-md) + var(--safe-area-bottom));
    padding-left: calc(var(--spacing-md) + var(--safe-area-left));
    padding-right: calc(var(--spacing-md) + var(--safe-area-right));
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

/* ============ Header ============ */
.header {
    background: var(--color-surface);
    box-shadow: var(--shadow-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    padding-top: calc(var(--spacing-md) + var(--safe-area-top));
    padding-left: calc(var(--spacing-lg) + var(--safe-area-left));
    padding-right: calc(var(--spacing-lg) + var(--safe-area-right));
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-minimal {
    background: transparent;
    box-shadow: none;
}

.header-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-text);
    text-decoration: none;
}

.logo:hover {
    text-decoration: none;
}

.logo-icon {
    font-size: 1.5rem;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    position: relative;
}

.header-user {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.header-avatar {
    width: 36px;
    height: 36px;
}

.header-avatar-btn {
    display: block;
    padding: 0;
    border: 2px solid transparent;
    border-radius: 50%;
    background: transparent;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.header-avatar-btn:hover {
    border-color: var(--color-primary);
    transform: scale(1.1);
}

.header-name {
    font-weight: 600;
}

/* ============ Language Selector ============ */
.language-selector {
    position: relative;
    display: flex;
    align-items: center;
}

.language-btn {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: transparent;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 0.875rem;
    color: var(--color-text);
    transition: all var(--transition-fast);
}

.language-btn:hover {
    background: rgba(0, 0, 0, 0.05);
    border-color: var(--color-primary);
}

.language-btn .flag {
    font-size: 1.25rem;
    line-height: 1;
}

.language-btn .arrow {
    font-size: 0.75rem;
    transition: transform var(--transition-fast);
}

.language-selector.open .language-btn .arrow {
    transform: rotate(180deg);
}

.language-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: var(--spacing-xs);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-md);
    min-width: 140px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: all var(--transition-fast);
    z-index: 200;
}

.language-selector.open .language-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.language-option {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    cursor: pointer;
    transition: background var(--transition-fast);
    font-size: 0.875rem;
}

.language-option:hover {
    background: rgba(0, 0, 0, 0.05);
}

.language-option.active {
    background: rgba(74, 144, 217, 0.1);
    color: var(--color-primary);
}

.language-option .flag {
    font-size: 1.25rem;
}

.language-option:first-child {
    border-radius: var(--radius-sm) var(--radius-sm) 0 0;
}

.language-option:last-child {
    border-radius: 0 0 var(--radius-sm) var(--radius-sm);
}

/* Header language dropdown (alternative style) */
.lang-toggle {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.lang-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: var(--spacing-xs);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-md);
    min-width: 120px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: all var(--transition-fast);
    z-index: 200;
    overflow: hidden;
}

.lang-dropdown.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.lang-option {
    display: block;
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    background: none;
    border: none;
    text-align: left;
    cursor: pointer;
    font-size: 0.875rem;
    transition: background var(--transition-fast);
}

.lang-option:hover {
    background: rgba(0, 0, 0, 0.05);
}

.lang-option.active {
    background: rgba(74, 144, 217, 0.1);
    color: var(--color-primary);
    font-weight: 600;
}

/* ============ Buttons ============ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 1rem;
    transition: all var(--transition-fast);
    min-height: 44px;
}

.btn-primary {
    background: var(--color-primary);
    color: white;
}

.btn-primary:hover {
    background: var(--color-primary-hover);
}

.btn-secondary {
    background: var(--color-secondary);
    color: white;
}

.btn-secondary:hover {
    background: var(--color-secondary-hover);
}

.btn-danger {
    background: #dc3545;
    color: white;
}

.btn-danger:hover {
    background: #c82333;
}

.btn-ghost {
    background: transparent;
    color: var(--color-text-light);
}

.btn-ghost:hover {
    background: rgba(0, 0, 0, 0.05);
}

.btn-large {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: 1.125rem;
    min-height: 56px;
}

.btn-small {
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: 0.875rem;
    min-height: 32px;
}

.btn-block {
    width: 100%;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-icon {
    font-size: 1.25em;
}

/* ============ Forms ============ */
.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-label {
    display: block;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text);
}

.form-input {
    width: 100%;
    padding: var(--spacing-md);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: 1rem;
    transition: border-color var(--transition-fast);
}

.form-input:focus {
    outline: none;
    border-color: var(--color-primary);
}

.pin-input {
    width: 100%;
    max-width: 200px;
    padding: var(--spacing-md);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: 1.5rem;
    text-align: center;
    letter-spacing: 0.5em;
}

.pin-input:focus {
    outline: none;
    border-color: var(--color-primary);
}

/* ============ Auth Pages ============ */
.auth-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: calc(100vh - 80px);
    padding: var(--spacing-lg);
}

.auth-card {
    background: var(--color-surface);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    padding: var(--spacing-2xl);
    width: 100%;
    max-width: 480px;
}

.auth-card-wide {
    max-width: 900px;
}

.auth-title {
    font-size: 1.75rem;
    text-align: center;
    margin-bottom: var(--spacing-sm);
}

.auth-subtitle {
    text-align: center;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-xl);
}

.auth-footer {
    text-align: center;
    margin-top: var(--spacing-lg);
    color: var(--color-text-light);
}

/* Image Grid for Login */
.image-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
}

.image-grid-small {
    gap: var(--spacing-xs);
}

.image-item {
    aspect-ratio: 1;
    border: 3px solid var(--color-border);
    border-radius: var(--radius-md);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    position: relative;
    background: var(--color-surface);
    overflow: hidden;
}

.image-item:hover {
    border-color: var(--color-primary);
    transform: scale(1.05);
}

.image-item.selected {
    border-color: var(--color-primary);
    background: rgba(74, 144, 217, 0.1);
}

.image-item img {
    width: 80%;
    height: 80%;
    object-fit: contain;
}

.image-item .selection-number {
    position: absolute;
    top: 4px;
    right: 4px;
    background: var(--color-primary);
    color: white;
    width: 24px;
    height: 24px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.875rem;
}

.selected-images {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.selected-images-small {
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.selected-slot {
    width: 48px;
    height: 48px;
    border: 2px dashed var(--color-border);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-light);
    font-weight: 600;
}

.selected-slot.filled {
    border-style: solid;
    border-color: var(--color-primary);
}

.selected-slot img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 4px;
}

/* Register Page Grid */
.register-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
}

@media (max-width: 768px) {
    .register-grid {
        grid-template-columns: 1fr;
    }
}

.register-section {
    display: flex;
    flex-direction: column;
}

.section-title {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-lg);
    color: var(--color-text);
}

/* Avatar Maker */
.avatar-preview-container {
    display: flex;
    justify-content: center;
    margin-bottom: var(--spacing-lg);
}

.avatar-preview {
    width: 120px;
    height: 120px;
}

.avatar-mode-tabs {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.avatar-tab {
    padding: var(--spacing-sm);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    background: var(--color-surface);
    font-weight: 600;
    transition: all var(--transition-fast);
}

.avatar-tab.active {
    border-color: var(--color-primary);
    background: rgba(74, 144, 217, 0.08);
    color: var(--color-primary);
}

.hidden {
    display: none !important;
}

.avatar-options {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.avatar-option-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.option-label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-text-light);
}

.option-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
}

.option-btn {
    width: 40px;
    height: 40px;
    border: 2px solid var(--color-border);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    transition: all var(--transition-fast);
}

.option-btn:hover {
    border-color: var(--color-primary);
}

.option-btn.active {
    border-color: var(--color-primary);
    background: rgba(74, 144, 217, 0.1);
}

.color-btn {
    border-radius: var(--radius-full);
}

.pixel-hint {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-sm);
    font-size: 0.95rem;
}

.pixel-palette {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-sm);
}

.pixel-color-btn {
    width: 32px;
    height: 32px;
    border: 2px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: var(--color-bg);
    transition: all var(--transition-fast);
}

.pixel-color-btn.active {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(74, 144, 217, 0.15);
}

.pixel-color-btn.pixel-erase {
    font-weight: 700;
    background: white;
}

.pixel-grid {
    display: grid;
    grid-template-columns: repeat(8, 1fr);
    gap: 2px;
    background: var(--color-border);
    padding: 6px;
    border-radius: var(--radius-md);
    width: 240px;
    margin: 0 auto var(--spacing-sm);
}

.pixel-cell {
    width: 26px;
    aspect-ratio: 1;
    background: white;
    border: 1px solid rgba(0, 0, 0, 0.05);
    cursor: pointer;
    transition: transform var(--transition-fast);
}

.pixel-cell:hover {
    transform: scale(1.05);
}

.pixel-actions {
    display: flex;
    justify-content: center;
}

/* ============ Lobby ============ */
.lobby-container {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: var(--spacing-lg);
}

@media (max-width: 900px) {
    .lobby-container {
        grid-template-columns: 1fr;
    }
}

.lobby-main {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.lobby-section {
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
}

.lobby-sidebar {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.sidebar-section {
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
}

.section-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 1.125rem;
    margin-bottom: var(--spacing-md);
}

.section-icon {
    font-size: 1.25rem;
}

.section-actions {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.empty-message {
    color: var(--color-text-light);
    text-align: center;
    padding: var(--spacing-md);
}

/* Games List */
.games-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.game-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md);
    background: var(--color-bg);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.game-card:hover {
    transform: translateX(4px);
}

.game-card-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.game-card-avatar {
    width: 40px;
    height: 40px;
}

.game-card-details {
    display: flex;
    flex-direction: column;
}

.game-card-players {
    font-weight: 600;
}

.game-card-status {
    font-size: 0.875rem;
    color: var(--color-text-light);
}

/* Players List */
.players-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.player-card-small {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
}

.player-card-small .avatar {
    width: 32px;
    height: 32px;
}

.player-card-small .name {
    font-weight: 600;
    flex: 1;
}

.player-card-small .stats {
    font-size: 0.75rem;
    color: var(--color-text-light);
}

/* Leaderboard */
.leaderboard {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.leaderboard-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
}

.leaderboard-rank {
    width: 24px;
    font-weight: 700;
    color: var(--color-text-light);
}

.leaderboard-rank.gold {
    color: #FFD700;
}

.leaderboard-rank.silver {
    color: #C0C0C0;
}

.leaderboard-rank.bronze {
    color: #CD7F32;
}

.leaderboard-avatar {
    width: 32px;
    height: 32px;
}

.leaderboard-name {
    flex: 1;
    font-weight: 600;
}

.leaderboard-wins {
    font-size: 0.875rem;
    color: var(--color-text-light);
}

/* Stats Panel */
.stats-panel {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.stats-summary {
    display: flex;
    justify-content: space-around;
    text-align: center;
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--color-border);
}

.stat-item {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xxs);
}

.stat-value {
    font-size: 1.5rem;
    font-weight: 700;
}

.stat-wins .stat-value {
    color: var(--color-success);
}

.stat-losses .stat-value {
    color: var(--color-secondary);
}

.stat-draws .stat-value {
    color: var(--color-text-light);
}

.stat-label {
    font-size: 0.75rem;
    color: var(--color-text-light);
    text-transform: uppercase;
}

.stats-details {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.stat-row {
    display: flex;
    justify-content: space-between;
    font-size: 0.875rem;
}

.stat-detail-label {
    color: var(--color-text-light);
}

.stat-detail-value {
    font-weight: 600;
}

.recent-games {
    border-top: 1px solid var(--color-border);
    padding-top: var(--spacing-sm);
}

.recent-games-title {
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-light);
}

.recent-games-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.recent-game-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    background: var(--color-bg);
}

.recent-game-item.result-win {
    border-left: 3px solid var(--color-success);
}

.recent-game-item.result-loss {
    border-left: 3px solid var(--color-secondary);
}

.recent-game-item.result-draw {
    border-left: 3px solid var(--color-text-light);
}

.recent-game-result {
    font-weight: 600;
}

.result-win .recent-game-result {
    color: var(--color-success);
}

.result-loss .recent-game-result {
    color: var(--color-secondary);
}

.recent-game-opponent {
    color: var(--color-text-light);
}

/* Game Card Actions */
.game-card-actions {
    display: flex;
    gap: var(--spacing-xs);
    align-items: center;
}

.btn-danger {
    background: var(--color-secondary);
    color: white;
}

.btn-danger:hover {
    background: #ff5252;
}

/* ============ Game Board ============ */
.game-container {
    max-width: 500px;
    margin: 0 auto;
}

.game-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
}

.player-card {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    background: var(--color-surface);
    box-shadow: var(--shadow-sm);
}

.player-card.active {
    box-shadow: 0 0 0 3px var(--color-primary);
}

.player-card.player-x.active {
    box-shadow: 0 0 0 3px var(--color-player-x);
}

.player-card.player-o.active {
    box-shadow: 0 0 0 3px var(--color-player-o);
}

.player-avatar {
    width: 48px;
    height: 48px;
}

.player-info {
    display: flex;
    flex-direction: column;
}

.player-name {
    font-weight: 600;
}

.player-mark {
    font-size: 0.875rem;
    font-weight: 700;
}

.player-x .player-mark {
    color: var(--color-player-x);
}

.player-o .player-mark {
    color: var(--color-player-o);
}

.game-status {
    text-align: center;
}

.status-text {
    font-weight: 600;
    font-size: 1.125rem;
}

.game-board {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-sm);
    background: var(--color-text);
    padding: var(--spacing-sm);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-lg);
}

.cell {
    aspect-ratio: 1;
    background: var(--color-surface);
    border: none;
    border-radius: var(--radius-md);
    font-size: 3rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.cell:hover:not(:disabled):not(.taken) {
    background: var(--color-bg);
}

.cell:disabled {
    cursor: not-allowed;
}

.cell.taken {
    cursor: default;
}

.cell.x {
    color: var(--color-player-x);
}

.cell.o {
    color: var(--color-player-o);
}

.cell.winning {
    background: var(--color-accent);
    animation: pulse 0.5s ease infinite alternate;
}

/* Move Mode Styles */
.cell.selected {
    background: rgba(74, 144, 217, 0.3);
    box-shadow: 0 0 0 3px var(--color-primary);
    transform: scale(1.05);
}

.cell.valid-move {
    background: rgba(107, 203, 119, 0.3);
    border: 2px dashed var(--color-success);
    cursor: pointer;
}

.cell.valid-move:hover {
    background: rgba(107, 203, 119, 0.5);
    transform: scale(1.05);
}

.cell.moveable {
    cursor: pointer;
    animation: moveable-pulse 1s ease-in-out infinite;
}

.cell.moveable:hover {
    transform: scale(1.05);
    box-shadow: 0 0 0 2px var(--color-primary);
}

@keyframes moveable-pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(74, 144, 217, 0.4); }
    50% { box-shadow: 0 0 0 4px rgba(74, 144, 217, 0.2); }
}

/* Waiting state - player has placed all pieces, waiting for opponent */
.cell.waiting {
    opacity: 0.7;
}

/* Game Mode Indicator */
.game-mode-indicator {
    display: block;
    font-size: 0.75rem;
    color: var(--color-text-light);
    background: var(--color-surface);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    margin-top: var(--spacing-xs);
}

/* Bomb Timer */
.bomb-timer {
    position: fixed;
    top: 30%;
    left: 50%;
    transform: translate(-50%, -50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 50;
    pointer-events: none;
    transition: left 0.5s ease-in-out, transform 0.5s ease-in-out;
}

/* Bomb positioning based on current player */
.bomb-timer.bomb-center {
    left: 50%;
    transform: translate(-50%, -50%);
}

.bomb-timer.bomb-left {
    left: 15%;
    transform: translate(-50%, -50%);
}

.bomb-timer.bomb-right {
    left: 85%;
    transform: translate(-50%, -50%);
}

@media (max-width: 600px) {
    .bomb-timer.bomb-left {
        left: 20%;
    }
    .bomb-timer.bomb-right {
        left: 80%;
    }
}

.bomb-icon {
    font-size: 4rem;
    animation: bomb-idle 1s ease-in-out infinite;
}

.bomb-icon.danger {
    animation: bomb-danger 0.3s ease-in-out infinite;
}

.bomb-icon.critical {
    animation: bomb-critical 0.15s ease-in-out infinite;
}

.bomb-time {
    font-size: 2rem;
    font-weight: bold;
    color: var(--color-text);
    background: var(--color-surface);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    min-width: 60px;
    text-align: center;
}

.bomb-time.danger {
    color: var(--color-warning);
}

.bomb-time.critical {
    color: var(--color-secondary);
    animation: bomb-critical-text 0.15s ease-in-out infinite;
}

@keyframes bomb-idle {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

@keyframes bomb-danger {
    0%, 100% { transform: scale(1) rotate(-3deg); }
    50% { transform: scale(1.1) rotate(3deg); }
}

@keyframes bomb-critical {
    0%, 100% { transform: scale(1) rotate(-5deg); }
    50% { transform: scale(1.15) rotate(5deg); }
}

@keyframes bomb-critical-text {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

@keyframes pulse {
    from { transform: scale(1); }
    to { transform: scale(1.05); }
}

.game-actions {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
}

/* Spectator Mode */
.spectator-mode {
    position: relative;
}

.spectator-banner {
    position: absolute;
    top: -40px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-accent);
    color: var(--color-text);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-md);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.spectator-board .cell {
    cursor: default;
}

/* Tournament Banner */
.tournament-banner {
    background: var(--color-primary);
    color: white;
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    margin-top: var(--spacing-lg);
    text-align: center;
}

.tournament-score {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-md);
    font-weight: 600;
}

.tournament-score-value {
    font-size: 1.5rem;
    font-weight: 700;
}

.tournament-info {
    font-size: 0.875rem;
    opacity: 0.9;
    margin-top: var(--spacing-xs);
}

/* ============ Tournament Page ============ */
.tournament-container {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

.tournament-header {
    margin-bottom: var(--spacing-2xl);
}

.tournament-title {
    font-size: 2rem;
    margin-bottom: var(--spacing-sm);
}

.tournament-type {
    font-size: 1.25rem;
    color: var(--color-text-light);
}

.tournament-players {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.tournament-player {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
}

.tournament-player-avatar {
    width: 80px;
    height: 80px;
}

.tournament-player-name {
    font-weight: 600;
    font-size: 1.125rem;
}

.tournament-player-wins {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-primary);
}

.tournament-vs {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-text-light);
}

.tournament-progress {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xl);
}

.game-dot {
    width: 16px;
    height: 16px;
    border-radius: var(--radius-full);
    background: var(--color-border);
}

.game-dot.player-1 {
    background: var(--color-player-x);
}

.game-dot.player-2 {
    background: var(--color-player-o);
}

.game-dot.draw {
    background: var(--color-accent);
}

.tournament-status {
    margin-bottom: var(--spacing-xl);
}

.tournament-actions {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
}

/* ============ Modals ============ */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal.active {
    display: flex;
}

.modal-content {
    background: var(--color-surface);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    max-width: 400px;
    width: 90%;
    text-align: center;
}

.modal-content-sm {
    max-width: 350px;
}

.modal-title {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
}

.modal-text {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-lg);
}

.modal-options {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    margin-bottom: var(--spacing-lg);
}

/* Game Mode Selection */
.game-mode-options {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.game-mode-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: var(--spacing-lg);
    text-align: center;
    border: 2px solid var(--color-border);
    background: var(--color-surface);
    transition: all var(--transition-fast);
}

.game-mode-btn:hover {
    border-color: var(--color-primary);
    background: rgba(74, 144, 217, 0.1);
    transform: translateY(-2px);
}

.game-mode-btn .mode-icon {
    font-size: 2rem;
    margin-bottom: var(--spacing-sm);
}

.game-mode-btn .mode-name {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-text);
}

.game-mode-btn .mode-desc {
    font-size: 0.85rem;
    color: var(--color-text-light);
    margin-top: var(--spacing-xs);
}

.modal-close {
    margin-top: var(--spacing-md);
}

/* Game Over Modal */
.game-over-content {
    max-width: 350px;
}

.game-over-icon {
    font-size: 4rem;
    margin-bottom: var(--spacing-md);
}

.game-over-title {
    font-size: 1.75rem;
    margin-bottom: var(--spacing-sm);
}

.game-over-text {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-lg);
}

.game-over-actions {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

/* Avatar Edit Modal and Reset Modal Overlay */
.modal-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    z-index: 2000;
}

/* When modal is active/visible */
.modal-overlay.active,
.modal-overlay[style*="display: flex"],
.modal-overlay[style*="display:flex"] {
    display: flex !important;
    align-items: center;
    justify-content: center;
}

.avatar-modal,
.reset-modal {
    background: var(--color-surface);
    border-radius: var(--radius-xl);
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    position: relative;
}

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

.modal-header .modal-title {
    margin: 0;
    font-size: 1.25rem;
}

.modal-header .modal-close {
    background: transparent;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--color-text-light);
    padding: var(--spacing-xs);
    line-height: 1;
    margin: 0;
}

.modal-header .modal-close:hover {
    color: var(--color-text);
}

.modal-body {
    padding: var(--spacing-lg);
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    border-top: 1px solid var(--color-border);
}

.avatar-edit-container {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.avatar-edit-preview {
    display: flex;
    justify-content: center;
}

.avatar-edit-preview .avatar-preview {
    width: 120px;
    height: 120px;
}

.avatar-edit-options {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

/* ============ Toast Notifications ============ */
.toast-container {
    position: fixed;
    bottom: var(--spacing-lg);
    right: var(--spacing-lg);
    z-index: 1001;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.toast {
    background: var(--color-text);
    color: white;
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    animation: slideIn 0.3s ease;
}

.toast.error {
    background: var(--color-error);
}

.toast.success {
    background: var(--color-success);
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* ============ Avatar Rendering ============ */
.avatar {
    position: relative;
    width: 100%;
    height: 100%;
    font-size: inherit;
}

.avatar-face {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.avatar-face.circle {
    border-radius: 50%;
}

.avatar-face.square {
    border-radius: 20%;
}

.avatar-face.oval {
    border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%;
}

.avatar-eyes {
    position: absolute;
    top: 35%;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.3em;
    font-size: 0.3em;
    line-height: 1;
    min-width: 1.2em;
}

.avatar-eyes span {
    flex: 0 0 auto;
}

.avatar-mouth {
    position: absolute;
    top: 60%;
    left: 50%;
    transform: translateX(-50%);
    font-size: 0.25em;
    line-height: 1;
}

.avatar-accessory {
    position: absolute;
    top: -20%;
    left: 50%;
    transform: translateX(-50%);
    font-size: 0.4em;
    line-height: 1;
}

/* Avatar size variants - use container size to determine font scaling */
.avatar.small {
    font-size: 36px; /* Base size for small avatars */
}

.avatar.medium {
    font-size: 80px; /* Base size for medium avatars */
}

.avatar.large {
    font-size: 120px; /* Base size for large avatars */
}

/* Override for specific containers */
.header-avatar .avatar {
    font-size: 36px;
}

.player-card .avatar-container .avatar {
    font-size: 50px;
}

.avatar-preview .avatar {
    font-size: 120px;
}

/* Pixel avatar rendering */
.avatar.pixel {
    display: flex;
    align-items: center;
    justify-content: center;
}

.avatar-pixel-grid {
    display: grid;
    grid-template-columns: repeat(8, 1fr);
    grid-template-rows: repeat(8, 1fr);
    gap: 1px;
    width: 100%;
    height: 100%;
    background: var(--color-border);
    border-radius: var(--radius-sm);
}

.avatar-pixel-cell {
    background: white;
}

/* Avatar Editor Modal */
.avatar-editor-content {
    max-width: 450px;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
}

.avatar-editor-body {
    max-height: 55vh;
    overflow-y: auto;
    flex: 1;
    padding-right: var(--spacing-sm);
}
@media (max-width: 600px) {
    .main {
        padding: var(--spacing-sm);
    }

    .auth-card {
        padding: var(--spacing-lg);
    }

    .image-grid {
        gap: 4px;
    }

    .game-board {
        gap: 4px;
        padding: 4px;
    }

    .cell {
        font-size: 2rem;
    }

    .player-card {
        padding: var(--spacing-xs) var(--spacing-sm);
    }

    .player-avatar {
        width: 36px;
        height: 36px;
    }

    .game-header {
        flex-wrap: wrap;
        gap: var(--spacing-sm);
    }

    .game-status {
        order: -1;
        width: 100%;
    }
}

/* ============ Accessibility ============ */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus visible for keyboard navigation */
:focus-visible {
    outline: 3px solid var(--color-primary);
    outline-offset: 2px;
}

button:focus:not(:focus-visible),
a:focus:not(:focus-visible) {
    outline: none;
}

/* ============ AI Game Styles ============ */

/* AI Section in Lobby */
.ai-section {
    background: linear-gradient(135deg, #f8f4ff 0%, #fff4f4 100%);
    border: 2px solid var(--color-primary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
}

.section-description {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-md);
}

.ai-difficulty-selector {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
    justify-content: center;
}

.btn-ai {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: var(--spacing-md) var(--spacing-lg);
    min-width: 120px;
    border-radius: var(--radius-md);
    transition: all var(--transition-normal);
}

.btn-ai .ai-icon {
    font-size: 2rem;
    margin-bottom: var(--spacing-xs);
}

.btn-ai .ai-level {
    font-weight: 600;
    font-size: 1rem;
}

.btn-ai .ai-desc {
    font-size: 0.75rem;
    color: var(--color-text-light);
    margin-top: var(--spacing-xs);
}

.btn-ai-easy {
    background: linear-gradient(135deg, #e8f5e9 0%, #c8e6c9 100%);
    color: #2e7d32;
    border: 2px solid #81c784;
}

.btn-ai-easy:hover {
    background: linear-gradient(135deg, #c8e6c9 0%, #a5d6a7 100%);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-ai-medium {
    background: linear-gradient(135deg, #fff8e1 0%, #ffecb3 100%);
    color: #f57f17;
    border: 2px solid #ffd54f;
}

.btn-ai-medium:hover {
    background: linear-gradient(135deg, #ffecb3 0%, #ffe082 100%);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-ai-hard {
    background: linear-gradient(135deg, #ffebee 0%, #ffcdd2 100%);
    color: #c62828;
    border: 2px solid #e57373;
}

.btn-ai-hard:hover {
    background: linear-gradient(135deg, #ffcdd2 0%, #ef9a9a 100%);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* AI Modal */
.ai-modal-content {
    max-width: 400px;
}

.ai-modal-options {
    margin: var(--spacing-lg) 0;
}

.learning-toggle {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    cursor: pointer;
    padding: var(--spacing-md);
    background: var(--color-bg);
    border-radius: var(--radius-md);
    border: 2px solid var(--color-border);
    transition: all var(--transition-fast);
}

.learning-toggle:hover {
    border-color: var(--color-primary);
}

.learning-toggle input[type="checkbox"] {
    width: 20px;
    height: 20px;
    margin-top: 2px;
    accent-color: var(--color-primary);
}

.toggle-label {
    display: flex;
    flex-direction: column;
    font-weight: 500;
}

.toggle-label small {
    font-weight: 400;
    color: var(--color-text-light);
    margin-top: var(--spacing-xs);
}

.modal-actions {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

/* Learning Panel */
.learning-panel {
    background: linear-gradient(135deg, #e3f2fd 0%, #bbdefb 100%);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    margin-top: var(--spacing-md);
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
}

.learning-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.learning-icon {
    font-size: 1.5rem;
}

.learning-title {
    font-weight: 600;
    flex: 1;
}

.learning-toggle-small {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 0.875rem;
    cursor: pointer;
}

.learning-toggle-small input {
    accent-color: var(--color-primary);
}

.hint-box {
    background: white;
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.hint-content {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
}

.hint-priority {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.hint-text {
    font-size: 0.9rem;
    line-height: 1.4;
    color: var(--color-text);
}

.hint-cell-indicator {
    margin-top: var(--spacing-sm);
    padding-top: var(--spacing-sm);
    border-top: 1px solid var(--color-border);
    font-size: 0.85rem;
    color: var(--color-primary);
    font-weight: 500;
}

/* Hint highlight on cells */
.cell.hint-highlight {
    background: linear-gradient(135deg, #e8f5e9 0%, #c8e6c9 100%);
    animation: hint-pulse 1.5s ease-in-out infinite;
}

@keyframes hint-pulse {
    0%, 100% {
        box-shadow: inset 0 0 0 3px #81c784;
    }
    50% {
        box-shadow: inset 0 0 0 5px #4caf50;
    }
}

/* Strategy Tips Modal */
.tips-modal-content {
    max-width: 500px;
    max-height: 80vh;
    overflow-y: auto;
}

.tips-list {
    margin: var(--spacing-md) 0 var(--spacing-lg);
}

.tip-item {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--color-bg);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-sm);
}

.tip-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.tip-content {
    flex: 1;
}

.tip-title {
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    font-size: 0.95rem;
}

.tip-text {
    font-size: 0.85rem;
    color: var(--color-text-light);
    line-height: 1.4;
}

/* AI Avatar variations */
.avatar-ai-easy {
    background: linear-gradient(135deg, #81c784 0%, #66bb6a 100%);
}

.avatar-ai-medium {
    background: linear-gradient(135deg, #ffd54f 0%, #ffca28 100%);
}

.avatar-ai-hard {
    background: linear-gradient(135deg, #e57373 0%, #ef5350 100%);
}

/* Responsive AI styles */
@media (max-width: 480px) {
    .ai-difficulty-selector {
        flex-direction: column;
    }
    
    .btn-ai {
        flex-direction: row;
        justify-content: flex-start;
        min-width: 100%;
        text-align: left;
    }
    
    .btn-ai .ai-icon {
        margin-bottom: 0;
        margin-right: var(--spacing-md);
    }
    
    
    .btn-ai .ai-desc {
        margin-top: 0;
    }
    
    .learning-panel {
        margin-top: var(--spacing-sm);
        padding: var(--spacing-sm);
    }
}

/* ============ Admin Panel Styles ============ */

.admin-container {
    max-width: 900px;
    margin: 0 auto;
    padding: var(--spacing-md);
}

.admin-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.admin-header h1 {
    font-size: 1.75rem;
    color: var(--color-text);
    margin-bottom: var(--spacing-sm);
}

.admin-header .header-icon {
    margin-right: var(--spacing-sm);
}

.admin-subtitle {
    color: var(--color-text-light);
    font-size: 0.9rem;
    margin-bottom: var(--spacing-sm);
}

.admin-version {
    color: var(--color-text-light);
    font-size: 0.85rem;
    font-family: 'Monaco', 'Courier New', monospace;
    margin: 0;
    opacity: 0.7;
}

.admin-section {
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
}

.players-table-container {
    overflow-x: auto;
}

.players-table {
    width: 100%;
    border-collapse: collapse;
}

.players-table th,
.players-table td {
    padding: var(--spacing-sm) var(--spacing-md);
    text-align: left;
    border-bottom: 1px solid var(--color-border);
}

.players-table th {
    font-weight: 600;
    color: var(--color-text-light);
    font-size: 0.85rem;
    text-transform: uppercase;
}

.players-table tbody tr:hover {
    background: var(--color-bg);
}

.player-cell {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.player-avatar-small {
    width: 32px;
    height: 32px;
    flex-shrink: 0;
}

.player-name {
    font-weight: 500;
}

.admin-badge {
    background: var(--color-primary);
    color: white;
    font-size: 0.65rem;
    padding: 2px 6px;
    border-radius: var(--radius-sm);
    text-transform: uppercase;
    font-weight: 600;
}

.login-images-preview {
    display: flex;
    gap: var(--spacing-xs);
}

.login-image-small {
    width: 28px;
    height: 28px;
    border-radius: var(--radius-sm);
    background: var(--color-bg);
    padding: 2px;
}

.login-image-medium {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    background: var(--color-bg);
    padding: 4px;
}

.stats-cell {
    font-size: 0.85rem;
    color: var(--color-text-light);
}

/* Reset Modal Styles */
.current-images {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
    background: var(--color-bg);
    border-radius: var(--radius-md);
    justify-content: center;
}

.reset-form .form-group {
    margin-bottom: var(--spacing-lg);
}

.reset-form .help-text {
    font-size: 0.8rem;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-sm);
}

#admin-image-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-md);
}

#admin-image-grid .image-item {
    aspect-ratio: 1;
    border: 2px solid var(--color-border);
    border-radius: var(--radius-sm);
    cursor: pointer;
    position: relative;
    background: var(--color-bg);
    transition: all 0.15s ease;
}

#admin-image-grid .image-item:hover {
    border-color: var(--color-primary);
}

#admin-image-grid .image-item.selected {
    border-color: var(--color-primary);
    background: rgba(74, 144, 217, 0.1);
}

#admin-image-grid .image-item img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 4px;
}

#admin-image-grid .selection-indicator {
    position: absolute;
    top: 2px;
    right: 2px;
    width: 18px;
    height: 18px;
    background: var(--color-primary);
    color: white;
    border-radius: 50%;
    font-size: 0.7rem;
    font-weight: bold;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.15s ease;
}

#admin-image-grid .image-item.selected .selection-indicator {
    opacity: 1;
}

#admin-selected-images {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
}

#admin-selected-images .selected-slot {
    width: 50px;
    height: 50px;
    border: 2px dashed var(--color-border);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
}

#admin-selected-images .selected-slot.filled {
    border-style: solid;
    border-color: var(--color-primary);
}

#admin-selected-images .selected-slot img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 4px;
}

/* Admin link in header for admin users */
.admin-link {
    color: var(--color-primary);
    font-size: 0.85rem;
}

/* Reset Modal Specific Styles */
.reset-modal .modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--color-border);
}

.reset-modal .modal-title {
    font-size: 1.25rem;
    margin: 0;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.reset-modal .modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--color-text-light);
    padding: var(--spacing-xs);
    line-height: 1;
}

.reset-modal .modal-close:hover {
    color: var(--color-text);
}

.reset-modal .modal-body {
    padding: var(--spacing-lg);
}

.reset-player-name {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

.reset-modal-actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: flex-end;
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--color-border);
}

@media (max-width: 600px) {
    .players-table th:nth-child(3),
    .players-table td:nth-child(3) {
        display: none;
    }
    
    #admin-image-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .reset-modal-actions {
        flex-direction: column;
    }
    
    .reset-modal-actions .btn {
        width: 100%;
    }
}