/* Game Boy Color Inspired Styles */
:root {
    /* Game Boy Color palette */
    --gbc-green: #8bac0f;
    --gbc-dark-green: #306230;
    --gbc-light-green: #9bbc0f;
    --gbc-lightest: #ffffff;
    --gbc-blue: #4169e1;
    --gbc-red: #dc143c;
    --gbc-yellow: #ffd700;
    --gbc-purple: #8b008b;
    --gbc-bg: #f0f8e8;
    --gbc-shadow: #2e4a2e;
    
    /* Spacing and sizing */
    --pixel-unit: 4px;
    --border-width: 2px;
}

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

body {
    font-family: 'Courier New', monospace;
    background: var(--gbc-bg);
    color: var(--gbc-dark-green);
    line-height: 1.4;
    image-rendering: pixelated;
}

.game-container {
    max-width: 1200px;
    margin: 0 auto;
    min-height: 100vh;
    background: var(--gbc-lightest);
    border: calc(var(--border-width) * 2) solid var(--gbc-dark-green);
    box-shadow: calc(var(--pixel-unit) * 2) calc(var(--pixel-unit) * 2) 0 var(--gbc-shadow);
}

/* Header styles */
.game-header {
    background: var(--gbc-green);
    padding: var(--pixel-unit);
    border-bottom: var(--border-width) solid var(--gbc-dark-green);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
}

.player-stats {
    display: flex;
    gap: calc(var(--pixel-unit) * 4);
    flex-wrap: wrap;
}

.stat {
    background: var(--gbc-lightest);
    padding: var(--pixel-unit);
    border: var(--border-width) solid var(--gbc-dark-green);
    font-size: 14px;
    font-weight: bold;
}

.stat-label {
    color: var(--gbc-dark-green);
}

.game-controls {
    display: flex;
    gap: var(--pixel-unit);
}

/* Pixel button styles */
.pixel-btn {
    background: var(--gbc-lightest);
    color: var(--gbc-dark-green);
    border: var(--border-width) solid var(--gbc-dark-green);
    padding: calc(var(--pixel-unit) * 2) calc(var(--pixel-unit) * 3);
    font-family: inherit;
    font-weight: bold;
    cursor: pointer;
    position: relative;
    transition: all 0.1s ease;
}

.pixel-btn:hover {
    background: var(--gbc-light-green);
    transform: translate(-1px, -1px);
    box-shadow: 2px 2px 0 var(--gbc-shadow);
}

.pixel-btn:active {
    transform: translate(0, 0);
    box-shadow: 1px 1px 0 var(--gbc-shadow);
}

/* Reset button styling (dangerous action) */
.reset-btn {
    background: var(--gbc-red);
    color: var(--gbc-lightest);
    border-color: var(--gbc-shadow);
}

.reset-btn:hover {
    background: #ff4444;
    color: var(--gbc-lightest);
    transform: translate(-1px, -1px);
    box-shadow: 2px 2px 0 var(--gbc-shadow);
    animation: pulse 1s infinite;
}

.reset-btn:active {
    transform: translate(0, 0);
    box-shadow: 1px 1px 0 var(--gbc-shadow);
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.8;
    }
}

/* Screen management */
.game-main {
    padding: calc(var(--pixel-unit) * 4);
    min-height: calc(100vh - 80px);
}

.screen {
    display: none;
}

.screen.active {
    display: block;
}

/* Character grid */
.character-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: calc(var(--pixel-unit) * 3);
    margin: calc(var(--pixel-unit) * 4) 0;
}

.character-card {
    background: var(--gbc-lightest);
    border: var(--border-width) solid var(--gbc-dark-green);
    padding: calc(var(--pixel-unit) * 3);
    text-align: center;
    cursor: pointer;
    position: relative;
    transition: all 0.2s ease;
}

.character-card:hover {
    background: var(--gbc-light-green);
    transform: translate(-2px, -2px);
    box-shadow: 4px 4px 0 var(--gbc-shadow);
}

.character-display {
    font-size: 48px;
    font-weight: bold;
    margin-bottom: calc(var(--pixel-unit) * 2);
    color: var(--gbc-dark-green);
}

.character-info {
    font-size: 12px;
    color: var(--gbc-dark-green);
}

.character-level {
    background: var(--gbc-blue);
    color: var(--gbc-lightest);
    padding: 2px calc(var(--pixel-unit) * 2);
    border-radius: calc(var(--pixel-unit) * 2);
    margin-top: calc(var(--pixel-unit));
    display: inline-block;
}

/* Practice screen */
.practice-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: calc(var(--pixel-unit) * 4);
    flex-wrap: wrap;
}

.current-character-info h3 {
    font-size: 32px;
    color: var(--gbc-dark-green);
    margin-bottom: calc(var(--pixel-unit));
}

.character-stats {
    display: flex;
    gap: calc(var(--pixel-unit) * 3);
    font-size: 14px;
    flex-wrap: wrap;
}

.character-stats span {
    background: var(--gbc-lightest);
    padding: 2px calc(var(--pixel-unit));
    border: 1px solid var(--gbc-dark-green);
}

/* Hanzi writing area */
.practice-area {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: calc(var(--pixel-unit) * 4);
}

.hanzi-container {
    background: var(--gbc-lightest);
    border: calc(var(--border-width) * 2) solid var(--gbc-dark-green);
    padding: calc(var(--pixel-unit) * 2);
    border-radius: calc(var(--pixel-unit));
}

.practice-controls {
    display: flex;
    gap: calc(var(--pixel-unit) * 2);
    flex-wrap: wrap;
}

/* XP Feedback */
.xp-feedback {
    margin-top: calc(var(--pixel-unit) * 4);
    padding: calc(var(--pixel-unit) * 3);
    background: var(--gbc-green);
    border: var(--border-width) solid var(--gbc-dark-green);
    text-align: center;
    animation: xp-bounce 0.6s ease-out;
}

.xp-feedback.hidden {
    display: none;
}

.xp-gained {
    font-size: 24px;
    font-weight: bold;
    color: var(--gbc-yellow);
    text-shadow: 1px 1px 0 var(--gbc-dark-green);
    margin-bottom: calc(var(--pixel-unit));
}

.accuracy {
    font-size: 16px;
    color: var(--gbc-lightest);
}

@keyframes xp-bounce {
    0% { transform: scale(0.8) translateY(20px); opacity: 0; }
    50% { transform: scale(1.1) translateY(-10px); opacity: 1; }
    100% { transform: scale(1) translateY(0); opacity: 1; }
}

/* Management screen */
.manage-controls {
    margin-bottom: calc(var(--pixel-unit) * 4);
}

.input-row {
    display: flex;
    gap: calc(var(--pixel-unit) * 2);
    margin-bottom: calc(var(--pixel-unit) * 2);
    flex-wrap: wrap;
}

#new-character-input,
#new-pinyin-input {
    padding: calc(var(--pixel-unit) * 2);
    border: var(--border-width) solid var(--gbc-dark-green);
    font-family: inherit;
    font-size: 16px;
    background: var(--gbc-lightest);
    min-width: 150px;
}

#new-character-input {
    flex: 1;
    max-width: 120px;
}

#new-pinyin-input {
    flex: 2;
    max-width: 200px;
}

/* Phrase grid */
.phrase-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: calc(var(--pixel-unit) * 3);
    margin: calc(var(--pixel-unit) * 4) 0;
}

.phrase-card {
    background: var(--gbc-purple);
    color: var(--gbc-lightest);
    border: var(--border-width) solid var(--gbc-dark-green);
    padding: calc(var(--pixel-unit) * 3);
    text-align: center;
    cursor: pointer;
}

.phrase-card:hover {
    background: var(--gbc-red);
    transform: translate(-1px, -1px);
    box-shadow: 2px 2px 0 var(--gbc-shadow);
}

.phrase-display {
    font-size: 24px;
    font-weight: bold;
    margin-bottom: calc(var(--pixel-unit) * 2);
}

.phrase-requirements {
    font-size: 12px;
    opacity: 0.9;
}

/* Level up animation */
@keyframes level-up {
    0% { transform: scale(1); }
    50% { transform: scale(1.2); color: var(--gbc-yellow); }
    100% { transform: scale(1); }
}

.level-up {
    animation: level-up 1s ease-out;
}

/* Responsive design */
@media (max-width: 768px) {
    .game-header {
        flex-direction: column;
        gap: calc(var(--pixel-unit) * 2);
        text-align: center;
    }
    
    .character-grid {
        grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    }
    
    .practice-header {
        flex-direction: column;
        gap: calc(var(--pixel-unit) * 2);
    }
    
    .character-stats {
        justify-content: center;
    }
}

/* Loading states */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

.loading::after {
    content: "...";
    animation: loading-dots 1s infinite;
}

@keyframes loading-dots {
    0%, 20% { opacity: 0; }
    50% { opacity: 1; }
    100% { opacity: 0; }
}

/* Success/error states */
.success {
    background: var(--gbc-green) !important;
    color: var(--gbc-lightest) !important;
}

.error {
    background: var(--gbc-red) !important;
    color: var(--gbc-lightest) !important;
}

/* Hidden utility */
.hidden {
    display: none !important;
}

/* Loading message */
.loading-message {
    text-align: center;
    padding: calc(var(--pixel-unit) * 8);
    font-size: 18px;
    color: var(--gbc-dark-green);
}

.loading-message p {
    margin-top: calc(var(--pixel-unit) * 4);
    font-weight: bold;
}

/* Phrase character styles */
.character-card.phrase-character {
    background: linear-gradient(135deg, var(--gbc-yellow), var(--gbc-light-green));
    border-color: var(--gbc-purple);
    box-shadow: 0 calc(var(--pixel-unit) / 2) calc(var(--pixel-unit) * 2) rgba(139, 0, 139, 0.3);
}

.character-card.phrase-character:hover {
    background: linear-gradient(135deg, var(--gbc-light-green), var(--gbc-yellow));
    transform: translateY(-2px);
    box-shadow: 0 calc(var(--pixel-unit)) calc(var(--pixel-unit) * 3) rgba(139, 0, 139, 0.4);
}

.character-card.phrase-character .character-display {
    background: linear-gradient(45deg, var(--gbc-purple), var(--gbc-blue));
    color: var(--gbc-lightest);
    text-shadow: 1px 1px 0 var(--gbc-dark-green);
    border: 2px solid var(--gbc-yellow);
}

/* Max level styling for level 10 characters/phrases */
.character-card.max-level {
    background: linear-gradient(135deg, #FFD700, #FFA500, #FFD700);
    border: 3px solid #B8860B;
    box-shadow: 0 0 15px rgba(255, 215, 0, 0.5), inset 0 2px 4px rgba(255, 255, 255, 0.3);
    position: relative;
    overflow: hidden;
}

.character-card.max-level:hover {
    background: linear-gradient(135deg, #FFED4A, #FFD700, #FFED4A);
    transform: translateY(-3px);
    box-shadow: 0 5px 20px rgba(255, 215, 0, 0.6), inset 0 2px 4px rgba(255, 255, 255, 0.4);
}

.character-card.max-level .character-display {
    background: linear-gradient(45deg, #B8860B, #DAA520);
    color: var(--gbc-lightest);
    text-shadow: 2px 2px 0 #8B7355;
    border: 2px solid #FFED4A;
    font-weight: bold;
}

.character-card.max-level .character-level::after {
    content: " ⭐";
    color: #FFED4A;
    text-shadow: 1px 1px 0 #B8860B;
}

.character-card.max-level::before {
    content: "";
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(45deg, #FFD700, #FFA500, #FFD700, #FFA500);
    z-index: -1;
    border-radius: inherit;
    animation: shimmer 3s ease-in-out infinite;
}

@keyframes shimmer {
    0%, 100% { opacity: 0.7; }
    50% { opacity: 1; }
}

/* Battle system styles */
.battle-btn {
    background: linear-gradient(135deg, var(--gbc-red), var(--gbc-purple));
    color: var(--gbc-lightest);
    border-color: var(--gbc-red);
    font-weight: bold;
}

.battle-btn:hover {
    background: linear-gradient(135deg, var(--gbc-purple), var(--gbc-red));
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(220, 20, 60, 0.3);
}

.battle-btn.locked {
    background: var(--gbc-light-grey) !important;
    color: #666 !important;
    cursor: not-allowed !important;
    opacity: 0.7;
    border-color: #999 !important;
}

.battle-btn.locked:hover {
    background: var(--gbc-light-grey) !important;
    color: #666 !important;
    transform: none !important;
    box-shadow: none !important;
}

.battle-area {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: calc(var(--pixel-unit) * 5) 0;
    padding: calc(var(--pixel-unit) * 4);
    border: var(--border-width) solid var(--gbc-dark-green);
    background: var(--gbc-bg);
}

.battle-side {
    flex: 1;
    text-align: center;
    padding: calc(var(--pixel-unit) * 2);
}

.battle-vs {
    flex: 0 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    margin: 0 calc(var(--pixel-unit) * 4);
}

.vs-text {
    font-size: 24px;
    font-weight: bold;
    color: var(--gbc-red);
    margin-bottom: calc(var(--pixel-unit) * 2);
    text-shadow: 2px 2px 0 var(--gbc-shadow);
}

.attack-btn {
    background: var(--gbc-red);
    color: var(--gbc-lightest);
    font-weight: bold;
    font-size: 18px;
    padding: calc(var(--pixel-unit) * 2) calc(var(--pixel-unit) * 3);
}

.attack-btn:hover {
    background: var(--gbc-purple);
    animation: glow 1s infinite;
}

.attack-btn:disabled {
    background: #666;
    cursor: not-allowed;
    animation: none;
}

.battle-character {
    border: var(--border-width) solid var(--gbc-dark-green);
    background: var(--gbc-lightest);
    padding: calc(var(--pixel-unit) * 3);
    margin: calc(var(--pixel-unit) * 2) auto;
    border-radius: calc(var(--pixel-unit));
    max-width: 250px;
}

.battle-character .character-name {
    font-size: 32px;
    font-weight: bold;
    margin-bottom: calc(var(--pixel-unit) * 2);
    color: var(--gbc-dark-green);
}

.battle-character .character-stats {
    display: flex;
    justify-content: space-around;
    margin: calc(var(--pixel-unit)) 0;
    font-size: 14px;
}

.battle-character .hp-bar {
    background: #ddd;
    height: 8px;
    border-radius: 4px;
    margin: calc(var(--pixel-unit)) 0;
    overflow: hidden;
}

.battle-character .hp-fill {
    background: linear-gradient(90deg, var(--gbc-green), var(--gbc-light-green));
    height: 100%;
    transition: width 0.5s ease;
}

.battle-character.enemy {
    border-color: var(--gbc-red);
}

.battle-character.enemy .character-name {
    color: var(--gbc-red);
}

.battle-character.enemy .hp-fill {
    background: linear-gradient(90deg, var(--gbc-red), var(--gbc-yellow));
}

.character-team {
    display: flex;
    justify-content: center;
    gap: calc(var(--pixel-unit) * 2);
    margin-top: calc(var(--pixel-unit) * 3);
    flex-wrap: wrap;
}

.team-character {
    border: 2px solid var(--gbc-dark-green);
    background: var(--gbc-lightest);
    padding: calc(var(--pixel-unit));
    border-radius: calc(var(--pixel-unit) / 2);
    cursor: pointer;
    font-size: 24px;
    font-weight: bold;
    min-width: 50px;
    text-align: center;
}

.team-character:hover {
    background: var(--gbc-light-green);
    transform: translateY(-2px);
}

.team-character.active {
    border-color: var(--gbc-blue);
    background: var(--gbc-blue);
    color: var(--gbc-lightest);
}

.team-character.defeated {
    opacity: 0.5;
    background: #ccc;
    cursor: not-allowed;
}

.battle-log {
    background: var(--gbc-lightest);
    border: var(--border-width) solid var(--gbc-dark-green);
    margin: calc(var(--pixel-unit) * 3) 0;
    border-radius: calc(var(--pixel-unit));
}

.battle-log h4 {
    background: var(--gbc-green);
    color: var(--gbc-lightest);
    margin: 0;
    padding: calc(var(--pixel-unit) * 2);
    text-align: center;
}

.battle-messages {
    height: 120px;
    overflow-y: auto;
    padding: calc(var(--pixel-unit) * 2);
    font-family: 'Courier New', monospace;
    font-size: 14px;
    line-height: 1.4;
}

.battle-message {
    margin: calc(var(--pixel-unit) / 2) 0;
    padding: calc(var(--pixel-unit) / 2);
}

.battle-message.damage {
    color: var(--gbc-red);
    font-weight: bold;
}

.battle-message.heal {
    color: var(--gbc-green);
    font-weight: bold;
}

.battle-message.victory {
    color: var(--gbc-blue);
    font-weight: bold;
}

.battle-message.defeat {
    color: var(--gbc-purple);
    font-weight: bold;
}

.battle-message.loot {
    color: var(--gbc-yellow);
    font-weight: bold;
}

.battle-controls {
    display: flex;
    justify-content: center;
    gap: calc(var(--pixel-unit) * 3);
    margin-top: calc(var(--pixel-unit) * 3);
}

@keyframes battle-hit {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}

.battle-character.hit-animation {
    animation: battle-hit 0.5s ease-in-out;
}

/* ITEMS UI STYLES */
.items-info {
    text-align: center;
    margin-bottom: calc(var(--pixel-unit) * 4);
    color: var(--gbc-black);
}

.items-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: calc(var(--pixel-unit) * 3);
    margin-bottom: calc(var(--pixel-unit) * 4);
}

.item-card {
    background: var(--gbc-light-grey);
    border: 2px solid var(--gbc-dark-green);
    border-radius: 4px;
    padding: calc(var(--pixel-unit) * 3);
    cursor: pointer;
    transition: all 0.2s ease;
    position: relative;
}

.item-card:hover {
    background: var(--gbc-cream);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.item-card.empty {
    opacity: 0.5;
    cursor: not-allowed;
    border-style: dashed;
}

.item-card.empty:hover {
    transform: none;
    box-shadow: none;
    background: var(--gbc-light-grey);
}

.item-icon {
    font-size: 2em;
    text-align: center;
    margin-bottom: calc(var(--pixel-unit) * 2);
}

.item-name {
    font-weight: bold;
    text-align: center;
    margin-bottom: calc(var(--pixel-unit) * 1);
    color: var(--gbc-dark-green);
}

.item-description {
    font-size: 0.9em;
    text-align: center;
    margin-bottom: calc(var(--pixel-unit) * 2);
    color: var(--gbc-black);
}

.item-quantity {
    position: absolute;
    top: calc(var(--pixel-unit) * 1);
    right: calc(var(--pixel-unit) * 1);
    background: var(--gbc-dark-green);
    color: var(--gbc-cream);
    border-radius: 50%;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8em;
    font-weight: bold;
}

.item-rarity {
    text-align: center;
    font-size: 0.8em;
    font-weight: bold;
    text-transform: uppercase;
    margin-bottom: calc(var(--pixel-unit) * 1);
}

.item-rarity.common { color: #666; }
.item-rarity.uncommon { color: #0080ff; }
.item-rarity.rare { color: #8000ff; }
.item-rarity.epic { color: #ff8000; }

.use-item-btn {
    width: 100%;
    margin-top: calc(var(--pixel-unit) * 2);
}

/* Modal Styles */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal.hidden {
    display: none;
}

.modal-content {
    background: var(--gbc-cream);
    border: 3px solid var(--gbc-dark-green);
    border-radius: 8px;
    max-width: 600px;
    max-height: 80vh;
    overflow-y: auto;
    position: relative;
}

.modal-header {
    background: var(--gbc-dark-green);
    color: var(--gbc-cream);
    padding: calc(var(--pixel-unit) * 3);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h3 {
    margin: 0;
    font-size: 1.2em;
}

.close-btn {
    background: var(--gbc-red) !important;
    color: var(--gbc-cream) !important;
    border: none !important;
    width: 32px;
    height: 32px;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-body {
    padding: calc(var(--pixel-unit) * 4);
}

.character-grid.small {
    gap: calc(var(--pixel-unit) * 2);
}

.character-grid.small .character-card {
    cursor: pointer;
}

.character-grid.small .character-card:hover {
    background: var(--gbc-light-blue);
    transform: translateY(-2px);
}

/* Empty items message */
.empty-items-message {
    text-align: center;
    color: var(--gbc-black);
    font-style: italic;
    margin: calc(var(--pixel-unit) * 8) 0;
}

.empty-items-message h3 {
    color: var(--gbc-dark-green);
    margin-bottom: calc(var(--pixel-unit) * 2);
}

.empty-items-message p {
    margin-bottom: calc(var(--pixel-unit) * 1);
}

/* TEAM SELECTION MODAL STYLES */

/* Team selection character cards */
.team-selection-card {
    position: relative;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.team-selection-card:hover {
    border-color: var(--gbc-blue);
    transform: translateY(-2px);
}

.team-selection-card.selected {
    border-color: var(--gbc-green);
    background: var(--gbc-light-green);
}

.team-selection-card.selected:hover {
    border-color: var(--gbc-dark-green);
}

/* Selection overlay with button */
.selection-overlay {
    position: absolute;
    bottom: 8px;
    left: 8px;
    right: 8px;
}

/* Add padding to character info when there's a selection overlay */
.character-card.team-selection-card .character-info {
    padding-bottom: 40px; /* Make room for the selection button */
}

.select-character-btn {
    width: 100%;
    font-size: 12px !important;
    padding: calc(var(--pixel-unit)) calc(var(--pixel-unit) * 2) !important;
    background: var(--gbc-blue) !important;
    color: var(--gbc-white) !important;
}

.select-character-btn:hover {
    background: var(--gbc-dark-blue) !important;
}

.select-character-btn.selected {
    background: var(--gbc-red) !important;
}

.select-character-btn.selected:hover {
    background: var(--gbc-dark-red) !important;
}

/* Selected team cards - smaller versions */
.selected-team-card {
    transform: scale(0.8);
    margin: calc(var(--pixel-unit) * -1);
    border: 2px solid var(--gbc-green);
    background: var(--gbc-light-green);
}

/* Team selection grid layout adjustments */
#available-team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: calc(var(--pixel-unit) * 2);
    max-height: 400px;
    overflow-y: auto;
    padding: calc(var(--pixel-unit) * 2);
    border: 2px solid var(--gbc-green);
    border-radius: var(--border-radius);
    background: var(--gbc-lightest);
}

#selected-team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: calc(var(--pixel-unit));
    padding: calc(var(--pixel-unit) * 2);
    border: 2px solid var(--gbc-blue);
    border-radius: var(--border-radius);
    background: var(--gbc-white);
    min-height: 80px;
}

/* Team selection info styling */
.team-selection-info {
    text-align: center;
    margin-bottom: calc(var(--pixel-unit) * 3);
    padding: calc(var(--pixel-unit) * 2);
    background: var(--gbc-lightest);
    border: 1px solid var(--gbc-green);
    border-radius: var(--border-radius);
}

.team-counter {
    font-weight: bold;
    color: var(--gbc-dark-green);
    margin-top: calc(var(--pixel-unit));
    font-size: 18px;
}

/* Available/Selected sections */
.available-characters h4,
.selected-team h4 {
    color: var(--gbc-dark-green);
    margin-bottom: calc(var(--pixel-unit) * 2);
    margin-top: calc(var(--pixel-unit) * 3);
    border-bottom: 2px solid var(--gbc-green);
    padding-bottom: calc(var(--pixel-unit));
}

.selected-team h4 {
    border-bottom-color: var(--gbc-blue);
}

/* Team selection modal layout improvements */
.team-selection-buttons {
    margin-top: calc(var(--pixel-unit) * 4);
    display: flex;
    justify-content: center;
    gap: calc(var(--pixel-unit) * 3);
    padding: calc(var(--pixel-unit) * 3);
    border-top: 2px solid var(--gbc-green);
    background: var(--gbc-lightest);
}

/* Responsive adjustments for team selection */
@media (max-width: 768px) {
    #available-team-grid {
        grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
        gap: calc(var(--pixel-unit));
    }
    
    #selected-team-grid {
        grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    }
    
    .team-selection-buttons {
        flex-direction: column;
        align-items: center;
    }
}

/* DATA MANAGEMENT STYLES */

.manage-section {
    background: var(--gbc-lightest);
    border: 2px solid var(--gbc-dark-green);
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.manage-section h3 {
    color: var(--gbc-dark-green);
    margin-bottom: var(--spacing-sm);
    font-size: 1.2em;
    border-bottom: 1px solid var(--gbc-green);
    padding-bottom: var(--spacing-xs);
}

.data-status {
    background: var(--gbc-white);
    border: 1px solid var(--gbc-green);
    border-radius: var(--border-radius);
    padding: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.data-status p {
    margin: 0.5em 0;
    font-size: 0.9em;
}

#current-data-source {
    font-weight: bold;
    color: var(--gbc-dark-green);
}

.upload-area {
    border: 3px dashed var(--gbc-green);
    border-radius: var(--border-radius);
    background: var(--gbc-lightest);
    padding: var(--spacing-lg);
    text-align: center;
    margin-bottom: var(--spacing-md);
    transition: all 0.3s ease;
    cursor: pointer;
}

.upload-area:hover,
.upload-area.dragover,
.upload-area.drag-over {
    border-color: var(--gbc-dark-green);
    background: var(--gbc-light-green);
    transform: scale(1.02);
}

.upload-content {
    pointer-events: none;
}

.upload-icon {
    font-size: 2em;
    margin-bottom: var(--spacing-sm);
}

.upload-area p {
    margin: var(--spacing-sm) 0;
    font-weight: bold;
    color: var(--gbc-dark-green);
}

.upload-area small {
    color: var(--gbc-green);
    font-style: italic;
}

.link-btn {
    background: none;
    border: none;
    color: var(--gbc-blue);
    text-decoration: underline;
    cursor: pointer;
    font-family: inherit;
    font-size: inherit;
    pointer-events: auto;
}

.link-btn:hover {
    color: var(--gbc-dark-blue);
}

.data-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.data-buttons .pixel-btn {
    flex: 1;
    min-width: 140px;
    font-size: 0.85em;
}

.warning-btn {
    background: var(--gbc-red) !important;
    color: white !important;
}

.warning-btn:hover {
    background: var(--gbc-dark-red) !important;
}

.small-btn {
    font-size: 0.8em !important;
    padding: 6px 12px !important;
}

/* MODAL STYLES */

.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.modal.hidden {
    display: none;
}

.modal-content {
    background: var(--gbc-lightest);
    border: 3px solid var(--gbc-dark-green);
    border-radius: var(--border-radius);
    max-width: 500px;
    max-height: 80vh;
    width: 90%;
    overflow-y: auto;
    position: relative;
}

.modal-content.large {
    max-width: 800px;
    max-height: 90vh;
}

.modal-header {
    background: var(--gbc-green);
    color: white;
    padding: var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-radius: var(--border-radius) var(--border-radius) 0 0;
}

.modal-header h3 {
    margin: 0;
    font-size: 1.2em;
}

.close-btn {
    background: var(--gbc-red) !important;
    color: white !important;
    font-size: 1.2em;
    width: 30px;
    height: 30px;
    padding: 0 !important;
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.example-section {
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--gbc-light-green);
}

.example-section:last-of-type {
    border-bottom: none;
}

.example-section h4 {
    color: var(--gbc-dark-green);
    margin-bottom: var(--spacing-sm);
}

.json-example {
    background: var(--gbc-white);
    border: 1px solid var(--gbc-green);
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    font-family: 'Courier New', monospace;
    font-size: 0.8em;
    line-height: 1.4;
    overflow-x: auto;
    white-space: pre;
    color: var(--gbc-dark-green);
    margin-bottom: var(--spacing-sm);
}

.example-info {
    background: var(--gbc-light-green);
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.example-info h4 {
    margin-bottom: var(--spacing-sm);
    color: var(--gbc-dark-green);
}

.example-info ul {
    margin: 0;
    padding-left: var(--spacing-lg);
}

.example-info li {
    margin-bottom: var(--spacing-xs);
    font-size: 0.9em;
}

/* UPLOAD FEEDBACK */

.upload-success {
    background: var(--gbc-light-green) !important;
    border-color: var(--gbc-green) !important;
    color: var(--gbc-dark-green) !important;
}

.upload-error {
    background: var(--gbc-red) !important;
    border-color: var(--gbc-dark-red) !important;
    color: white !important;
}

.upload-processing {
    background: var(--gbc-blue) !important;
    border-color: var(--gbc-dark-blue) !important;
    color: white !important;
}

/* DROPDOWN STYLES */
.dropdown {
    position: relative;
    display: inline-block;
}

.dropdown-btn {
    background: var(--gbc-light-blue);
    border-color: var(--gbc-blue);
}

.dropdown-btn:hover {
    background: var(--gbc-blue);
    color: var(--gbc-lightest);
}

.dropdown-btn:focus {
    background: var(--gbc-blue);
    color: var(--gbc-lightest);
}

.dropdown-content {
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--gbc-lightest);
    border: 2px solid var(--gbc-dark-green);
    border-radius: var(--border-radius);
    min-width: 160px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
}

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

.dropdown-item {
    display: block;
    width: 100%;
    padding: 12px 16px;
    background: none;
    border: none;
    text-align: left;
    font-family: var(--font-stack);
    font-size: 0.9em;
    color: var(--gbc-dark-green);
    cursor: pointer;
    transition: background-color 0.2s ease;
    border-radius: 0;
}

.dropdown-item:first-child {
    border-radius: var(--border-radius) var(--border-radius) 0 0;
}

.dropdown-item:last-child {
    border-radius: 0 0 var(--border-radius) var(--border-radius);
}

.dropdown-item:hover {
    background: var(--gbc-light-green);
    transform: none;
    box-shadow: none;
}

.dropdown-item.reset-btn {
    color: var(--gbc-red);
}

.dropdown-item.reset-btn:hover {
    background: var(--gbc-red);
    color: var(--gbc-lightest);
}

/* TEAM SELECTION STYLES */
.team-selection-info {
    text-align: center;
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-md);
    background: var(--gbc-light-blue);
    border-radius: var(--border-radius);
}

.team-counter {
    font-size: 1.1em;
    font-weight: bold;
    color: var(--gbc-dark-green);
    margin-top: var(--spacing-sm);
}

.selected-team, .available-characters {
    margin-bottom: var(--spacing-lg);
}

.selected-team h4, .available-characters h4 {
    color: var(--gbc-dark-green);
    margin-bottom: var(--spacing-sm);
    border-bottom: 1px solid var(--gbc-green);
    padding-bottom: var(--spacing-xs);
}

.team-selection-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    margin-top: var(--spacing-lg);
}

.character-card.team-selectable {
    cursor: pointer;
    transition: all 0.2s ease;
}

.character-card.team-selectable:hover {
    transform: translateY(-3px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.character-card.team-selected {
    border: 3px solid var(--gbc-blue);
    background: var(--gbc-light-blue);
}

.character-card.team-available {
    border: 2px solid var(--gbc-green);
    opacity: 0.8;
}

.character-card.team-available:hover {
    opacity: 1;
    border-color: var(--gbc-blue);
}

.character-card.team-max-reached {
    opacity: 0.5;
    cursor: not-allowed;
}

.character-card.team-max-reached:hover {
    transform: none;
    box-shadow: none;
}

/* RESPONSIVE DESIGN FOR DATA MANAGEMENT */

@media (max-width: 768px) {
    .data-buttons {
        flex-direction: column;
    }
    
    .data-buttons .pixel-btn {
        min-width: auto;
        flex: none;
    }
    
    .modal-content {
        width: 95%;
        max-height: 95vh;
    }
    
    .modal-content.large {
        max-width: none;
    }
    
    .json-example {
        font-size: 0.7em;
    }
    
    .manage-section {
        padding: var(--spacing-sm);
    }
    
    .upload-area {
        padding: var(--spacing-md);
    }
    
    .upload-icon {
        font-size: 1.5em;
    }
    
    /* Dropdown responsive styles */
    .dropdown-content {
        right: 0;
        left: auto;
        min-width: 140px;
    }
    
    .game-controls {
        flex-wrap: wrap;
        gap: calc(var(--pixel-unit));
    }
}

/* Instructions Screen Styles */
#instructions-screen {
    padding: calc(var(--pixel-unit) * 3);
    max-height: 80vh;
    overflow-y: auto;
}

.instructions-content {
    max-width: 1000px;
    margin: 0 auto;
}

.instruction-section {
    margin-bottom: calc(var(--pixel-unit) * 4);
    padding: calc(var(--pixel-unit) * 2);
    background: rgba(255, 255, 255, 0.1);
    border: calc(var(--pixel-unit) / 2) solid var(--gbc-dark-green);
    border-radius: calc(var(--pixel-unit) / 2);
}

.instruction-section h3 {
    margin: 0 0 calc(var(--pixel-unit) * 2) 0;
    color: var(--gbc-yellow);
    font-size: 1.4em;
    border-bottom: calc(var(--pixel-unit) / 2) solid var(--gbc-yellow);
    padding-bottom: calc(var(--pixel-unit));
}

.instruction-section p {
    margin: 0 0 calc(var(--pixel-unit) * 2) 0;
    line-height: 1.5;
    font-size: 1.1em;
}

.instruction-section ul {
    margin: 0;
    padding-left: calc(var(--pixel-unit) * 3);
}

.instruction-section li {
    margin-bottom: calc(var(--pixel-unit));
    line-height: 1.4;
}

.instruction-section li strong {
    color: var(--gbc-yellow);
}

/* Stat explanation grid */
.stat-explanation {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: calc(var(--pixel-unit) * 2);
    margin-top: calc(var(--pixel-unit) * 2);
}

.stat-item {
    padding: calc(var(--pixel-unit) * 2);
    background: rgba(0, 0, 0, 0.3);
    border: calc(var(--pixel-unit) / 2) solid var(--gbc-green);
    border-radius: calc(var(--pixel-unit) / 2);
    line-height: 1.3;
}

.stat-item strong {
    color: var(--gbc-blue);
    display: block;
    margin-bottom: calc(var(--pixel-unit) / 2);
}

/* Tips grid */
.tips-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: calc(var(--pixel-unit) * 2);
    margin-top: calc(var(--pixel-unit) * 2);
}

.tip-item {
    padding: calc(var(--pixel-unit) * 2);
    background: linear-gradient(135deg, rgba(76, 175, 80, 0.2), rgba(76, 175, 80, 0.1));
    border: calc(var(--pixel-unit) / 2) solid var(--gbc-green);
    border-radius: calc(var(--pixel-unit));
    line-height: 1.3;
    position: relative;
}

.tip-item::before {
    content: "";
    position: absolute;
    top: calc(var(--pixel-unit) / 2);
    left: calc(var(--pixel-unit) / 2);
    width: calc(var(--pixel-unit));
    height: calc(var(--pixel-unit));
    background: var(--gbc-yellow);
    border-radius: 50%;
}

.tip-item strong {
    color: var(--gbc-yellow);
    display: block;
    margin-bottom: calc(var(--pixel-unit) / 2);
}

/* Instructions back button */
#instructions-back-btn {
    margin-top: calc(var(--pixel-unit) * 4);
    font-size: 1.1em;
}

/* Instructions responsive */
@media (max-width: 768px) {
    #instructions-screen {
        padding: calc(var(--pixel-unit) * 2);
    }
    
    .instruction-section {
        padding: calc(var(--pixel-unit) * 1.5);
    }
    
    .stat-explanation {
        grid-template-columns: 1fr;
    }
    
    .tips-grid {
        grid-template-columns: 1fr;
    }
    
    .instruction-section h3 {
        font-size: 1.2em;
    }
    
    .instruction-section p,
    .instruction-section li {
        font-size: 1em;
    }
}