/* ===== CSS VARIABLES & RESET ===== */
:root {
    /* Javanese Traditional Colors */
    --primary: #8B4513;      /* Saddle Brown - kayu jati */
    --primary-dark: #5D2906; /* Dark brown */
    --secondary: #D4AF37;    /* Gold - emas */
    --accent: #CD853F;       /* Peru - tan */
    --bg-dark: #1a1a2e;      /* Dark blue-black */
    --bg-light: #16213e;     /* Navy */
    --text-light: #f5f5f5;
    --text-dark: #2c1810;
    --danger: #c0392b;
    --success: #27ae60;
    --warning: #f39c12;
    
    /* Gradients */
    --gradient-bg: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
    --gradient-gold: linear-gradient(135deg, #D4AF37 0%, #FFD700 50%, #B8860B 100%);
    --gradient-wood: linear-gradient(135deg, #8B4513 0%, #A0522D 50%, #654321 100%);
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.3);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.4);
    --shadow-lg: 0 8px 24px rgba(0,0,0,0.5);
    --shadow-gold: 0 4px 20px rgba(212,175,55,0.4);
    
    /* Fonts */
    --font-primary: 'Poppins', sans-serif;
    --font-javanese: 'Noto Sans Javanese', sans-serif;
}

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

body {
    font-family: var(--font-primary);
    background: var(--gradient-bg);
    color: var(--text-light);
    min-height: 100vh;
    overflow-x: hidden;
}

/* ===== SCREEN MANAGEMENT ===== */
.screen {
    display: none;
    min-height: 100vh;
    padding: 20px;
    animation: fadeIn 0.5s ease;
}

.screen.active {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
}

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

.hidden {
    display: none !important;
}

/* ===== MAIN MENU STYLING ===== */
#mainMenu {
    justify-content: center;
    background-image: 
        radial-gradient(circle at 20% 80%, rgba(212,175,55,0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(139,69,19,0.2) 0%, transparent 50%),
        var(--gradient-bg);
}

.menu-container {
    text-align: center;
    max-width: 600px;
    width: 100%;
}

.logo-section {
    margin-bottom: 40px;
}

.temple-icon {
    font-size: 80px;
    margin-bottom: 20px;
    filter: drop-shadow(0 4px 8px rgba(212,175,55,0.5));
    animation: float 3s ease-in-out infinite;
}

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

.logo-section h1 {
    font-size: 2.5rem;
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: none;
    margin-bottom: 10px;
    font-weight: 700;
}

.subtitle {
    font-size: 1.2rem;
    color: var(--secondary);
    opacity: 0.9;
    font-style: italic;
}

/* Navigation */
.main-nav {
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding: 0 20px;
}

.menu-btn {
    padding: 16px 32px;
    font-size: 1.1rem;
    font-weight: 600;
    border: none;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
    background: var(--gradient-wood);
    color: var(--text-light);
    border: 2px solid var(--secondary);
    box-shadow: var(--shadow-md);
    position: relative;
    overflow: hidden;
}

.menu-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}

.menu-btn:hover::before {
    left: 100%;
}

.menu-btn:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-gold);
    border-color: #FFD700;
}

.menu-btn:active {
    transform: translateY(-1px);
}

.menu-btn.highlight {
    background: var(--gradient-gold);
    color: var(--text-dark);
    font-size: 1.2rem;
    padding: 20px 40px;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(212,175,55,0.4); }
    50% { box-shadow: 0 0 0 15px rgba(212,175,55,0); }
}

/* ===== CONTENT CONTAINERS ===== */
.content-container {
    max-width: 900px;
    width: 100%;
    padding: 20px;
}

.content-container h2 {
    font-size: 2rem;
    margin-bottom: 24px;
    text-align: center;
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ===== CARDS ===== */
.card {
    background: rgba(255,255,255,0.05);
    border: 2px solid var(--primary);
    border-radius: 16px;
    padding: 24px;
    margin-bottom: 20px;
    box-shadow: var(--shadow-md);
    backdrop-filter: blur(10px);
}

.card h3 {
    color: var(--secondary);
    margin-bottom: 16px;
    font-size: 1.3rem;
    border-bottom: 2px solid var(--accent);
    padding-bottom: 8px;
}

.card h4 {
    color: var(--accent);
    margin: 16px 0 8px;
}

.card p, .card li {
    line-height: 1.8;
    color: rgba(245,245,245,0.9);
}

.card ul {
    margin-left: 24px;
    margin-top: 12px;
}

.card li {
    margin-bottom: 8px;
}

.definition {
    background: rgba(212,175,55,0.1);
    padding: 16px;
    border-radius: 8px;
    border-left: 4px solid var(--secondary);
    font-style: italic;
    margin-bottom: 16px;
}

/* ===== TABS ===== */
.tabs {
    display: flex;
    gap: 8px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.tab-btn {
    padding: 12px 24px;
    background: rgba(139,69,19,0.3);
    border: 2px solid var(--primary);
    border-radius: 8px;
    color: var(--text-light);
    cursor: pointer;
    transition: all 0.3s;
    font-weight: 600;
}

.tab-btn.active, .tab-btn:hover {
    background: var(--primary);
    border-color: var(--secondary);
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
    animation: fadeIn 0.3s;
}

/* Example Lists */
.example-list {
    display: grid;
    gap: 12px;
}

.example-item {
    background: rgba(0,0,0,0.2);
    padding: 16px;
    border-radius: 8px;
    border-left: 4px solid var(--secondary);
}

.example-item .phrase {
    font-weight: 600;
    color: var(--secondary);
    font-size: 1.1rem;
    margin-bottom: 4px;
}

.example-item .meaning {
    color: rgba(245,245,245,0.8);
    font-size: 0.95rem;
}

/* Writing Guide */
.writing-guide {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.guide-item {
    background: rgba(0,0,0,0.2);
    padding: 20px;
    border-radius: 12px;
}

.example-box {
    background: rgba(212,175,55,0.1);
    padding: 16px;
    border-radius: 8px;
    margin-top: 12px;
    border: 1px solid var(--accent);
}

/* ===== FORM ELEMENTS ===== */
.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--secondary);
    font-weight: 600;
}

.form-group input {
    width: 100%;
    padding: 14px;
    border: 2px solid var(--primary);
    border-radius: 8px;
    background: rgba(0,0,0,0.3);
    color: var(--text-light);
    font-size: 1rem;
    transition: border-color 0.3s;
}

.form-group input:focus {
    outline: none;
    border-color: var(--secondary);
    box-shadow: 0 0 10px rgba(212,175,55,0.3);
}

.btn-save, .btn-back, .btn-danger {
    padding: 14px 28px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s;
    font-size: 1rem;
}

.btn-save {
    background: var(--success);
    color: white;
    width: 100%;
}

.btn-save:hover {
    background: #2ecc71;
    transform: translateY(-2px);
}

.btn-back {
    background: transparent;
    border: 2px solid var(--secondary);
    color: var(--secondary);
    margin-top: 20px;
}

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

.btn-danger {
    background: var(--danger);
    color: white;
    margin-top: 20px;
}

.btn-danger:hover {
    background: #e74c3c;
}

.success-msg {
    display: none;
    text-align: center;
    color: var(--success);
    margin-top: 16px;
    font-weight: 600;
}

.success-msg.show {
    display: block;
    animation: bounceIn 0.5s;
}

@keyframes bounceIn {
    0% { transform: scale(0); }
    50% { transform: scale(1.2); }
    100% { transform: scale(1); }
}

/* ===== GAME SCREEN ===== */
#game {
    padding: 0;
    background: #0a0a0a;
}

.game-ui {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
}

.game-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 20px;
    background: rgba(0,0,0,0.8);
    border-bottom: 2px solid var(--primary);
}

.player-info {
    display: flex;
    align-items: center;
    gap: 16px;
}

.player-info span:first-child {
    color: var(--secondary);
    font-weight: 600;
}

.level-badge {
    background: var(--gradient-gold);
    color: var(--text-dark);
    padding: 4px 12px;
    border-radius: 20px;
    font-weight: 700;
    font-size: 0.9rem;
}

.score-display {
    color: var(--secondary);
    font-size: 1.1rem;
}

.btn-pause {
    background: var(--primary);
    border: none;
    color: white;
    padding: 8px 16px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 1rem;
}

.btn-pause:hover {
    background: var(--accent);
}

#gameCanvas {
    display: block;
    margin: 0 auto;
    background: #1a1a1a;
    border: 3px solid var(--primary);
    box-shadow: var(--shadow-lg);
}

.game-controls {
    display: flex;
    justify-content: space-between;
    padding: 16px 20px;
    background: rgba(0,0,0,0.8);
    border-top: 2px solid var(--primary);
    flex-wrap: wrap;
    gap: 16px;
}

.vocab-panel {
    flex: 1;
    min-width: 250px;
}

.vocab-panel h4 {
    color: var(--secondary);
    margin-bottom: 8px;
}

.vocab-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.vocab-tag {
    background: var(--primary);
    color: white;
    padding: 4px 12px;
    border-radius: 16px;
    font-size: 0.85rem;
    animation: popIn 0.3s;
}

@keyframes popIn {
    0% { transform: scale(0); }
    100% { transform: scale(1); }
}

.control-hint {
    text-align: right;
    color: rgba(245,245,245,0.7);
    font-size: 0.9rem;
}

.control-hint p {
    margin-bottom: 4px;
}

/* ===== OVERLAYS & MODALS ===== */
.overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.85);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    backdrop-filter: blur(5px);
}

.overlay-content {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    border: 3px solid var(--secondary);
    border-radius: 20px;
    padding: 40px;
    max-width: 600px;
    width: 90%;
    text-align: center;
    box-shadow: var(--shadow-lg), 0 0 40px rgba(212,175,55,0.3);
    animation: scaleIn 0.3s;
}

@keyframes scaleIn {
    0% { transform: scale(0.8); opacity: 0; }
    100% { transform: scale(1); opacity: 1; }
}

.overlay-content.danger {
    border-color: var(--danger);
    box-shadow: var(--shadow-lg), 0 0 40px rgba(192,57,43,0.3);
}

.overlay-content h2 {
    font-size: 2rem;
    margin-bottom: 20px;
    color: var(--secondary);
}

.overlay-content.danger h2 {
    color: var(--danger);
}

.overlay-content button {
    display: block;
    width: 100%;
    padding: 14px;
    margin: 12px 0;
    border: none;
    border-radius: 10px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
}

.overlay-content button:first-of-type {
    background: var(--gradient-gold);
    color: var(--text-dark);
}

.overlay-content button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* Typing Challenge */
.typing-section {
    margin-top: 20px;
}

.word-bank {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: center;
    margin: 16px 0;
    padding: 16px;
    background: rgba(0,0,0,0.3);
    border-radius: 8px;
}

.word-bank .word {
    background: var(--primary);
    padding: 8px 16px;
    border-radius: 8px;
    font-weight: 600;
}

#typingInput {
    width: 100%;
    min-height: 120px;
    padding: 16px;
    border: 2px solid var(--primary);
    border-radius: 8px;
    background: rgba(0,0,0,0.5);
    color: var(--text-light);
    font-size: 1rem;
    resize: vertical;
    margin: 16px 0;
}

#typingInput:focus {
    outline: none;
    border-color: var(--secondary);
}

/* Quiz Section */
.quiz-section {
    margin-top: 20px;
}

.question {
    font-size: 1.2rem;
    color: var(--secondary);
    margin-bottom: 20px;
    font-weight: 600;
}

.options {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.option-btn {
    padding: 16px;
    background: rgba(255,255,255,0.1);
    border: 2px solid var(--primary);
    border-radius: 8px;
    color: var(--text-light);
    cursor: pointer;
    transition: all 0.3s;
    text-align: left;
}

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

.option-btn.correct {
    background: var(--success);
    border-color: var(--success);
}

.option-btn.wrong {
    background: var(--danger);
    border-color: var(--danger);
}

.timer {
    font-size: 1.5rem;
    color: var(--danger);
    font-weight: 700;
    margin-top: 20px;
}

/* Room Info */
.room-info {
    position: fixed;
    top: 80px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0,0,0,0.9);
    padding: 20px 40px;
    border-radius: 12px;
    border: 2px solid var(--secondary);
    text-align: center;
    z-index: 100;
    animation: slideDown 0.5s;
}

@keyframes slideDown {
    from { transform: translateX(-50%) translateY(-100%); opacity: 0; }
    to { transform: translateX(-50%) translateY(0); opacity: 1; }
}

.room-info h3 {
    color: var(--secondary);
    margin-bottom: 8px;
}

/* ===== EVALUASI SCREEN ===== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.stat-item {
    background: rgba(0,0,0,0.3);
    padding: 16px;
    border-radius: 12px;
    text-align: center;
    border: 1px solid var(--primary);
}

.stat-label {
    display: block;
    font-size: 0.9rem;
    color: rgba(245,245,245,0.7);
    margin-bottom: 8px;
}

.stat-value {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--secondary);
}

.progress-section {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.progress-item {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.progress-item span {
    font-weight: 600;
    color: var(--secondary);
}

.progress-bar {
    height: 24px;
    background: rgba(0,0,0,0.3);
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--primary);
}

.progress-fill {
    height: 100%;
    background: var(--gradient-gold);
    transition: width 0.5s ease;
}

/* ===== TUTORIAL STYLES ===== */
.tutorial-content {
    max-width: 500px;
}

.tutorial-content h2 {
    margin-bottom: 24px;
    font-size: 1.8rem;
}

.tutorial-steps {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 24px;
    text-align: left;
}

.tutorial-step {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 12px;
    background: rgba(0,0,0,0.2);
    border-radius: 8px;
    border-left: 3px solid var(--secondary);
}

.step-icon {
    font-size: 1.5rem;
    min-width: 40px;
    text-align: center;
}

.tutorial-step p {
    margin: 0;
    font-size: 0.95rem;
    line-height: 1.5;
}

.btn-primary {
    background: var(--gradient-gold);
    color: var(--text-dark);
    border: none;
    padding: 14px 32px;
    border-radius: 8px;
    font-weight: 700;
    font-size: 1.1rem;
    cursor: pointer;
    transition: all 0.3s;
    width: 100%;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-gold);
}

.dont-show {
    display: block;
    margin-top: 16px;
    color: rgba(245,245,245,0.7);
    font-size: 0.9rem;
    cursor: pointer;
}

.dont-show input {
    margin-right: 8px;
}

/* ===== MINIMAP ===== */
.minimap {
    position: fixed;
    top: 80px;
    right: 20px;
    width: 150px;
    height: 112px;
    background: rgba(0,0,0,0.8);
    border: 2px solid var(--secondary);
    border-radius: 8px;
    z-index: 50;
}

.minimap canvas {
    width: 100%;
    height: 100%;
    border-radius: 6px;
}

/* ===== PARTICLE EFFECTS ===== */
.particle {
    position: absolute;
    pointer-events: none;
    animation: particleFloat 1s ease-out forwards;
}

@keyframes particleFloat {
    0% {
        transform: translate(0, 0) scale(1);
        opacity: 1;
    }
    100% {
        transform: translate(var(--tx), var(--ty)) scale(0);
        opacity: 0;
    }
}

/* ===== SCREEN SHAKE ===== */
.shake {
    animation: shake 0.5s cubic-bezier(.36,.07,.19,.97) both;
}

@keyframes shake {
    10%, 90% { transform: translate3d(-1px, 0, 0); }
    20%, 80% { transform: translate3d(2px, 0, 0); }
    30%, 50%, 70% { transform: translate3d(-4px, 0, 0); }
    40%, 60% { transform: translate3d(4px, 0, 0); }
}

@keyframes floatUp {
    0% {
        transform: translateY(0) scale(1);
        opacity: 1;
    }
    100% {
        transform: translateY(-50px) scale(1.2);
        opacity: 0;
    }
}

/* ===== AUDIO CONTROLS ===== */
.audio-controls {
    background: rgba(0, 0, 0, 0.3);
    padding: 16px;
    border-radius: 8px;
    margin: 16px 0;
    border: 1px solid var(--primary);
}

.audio-controls h4 {
    margin: 0 0 12px 0;
    color: var(--secondary);
    font-size: 1rem;
}

.audio-toggle {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    margin-bottom: 12px;
    color: var(--text-light);
}

.audio-toggle input {
    width: 18px;
    height: 18px;
    accent-color: var(--secondary);
}

.volume-control {
    display: flex;
    align-items: center;
    gap: 12px;
}

.volume-control span {
    font-size: 0.9rem;
    min-width: 60px;
}

.volume-control input[type="range"] {
    flex: 1;
    height: 6px;
    -webkit-appearance: none;
    appearance: none;
    background: var(--primary);
    border-radius: 3px;
    outline: none;
}

.volume-control input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 16px;
    height: 16px;
    background: var(--secondary);
    border-radius: 50%;
    cursor: pointer;
}

.volume-control input[type="range"]::-moz-range-thumb {
    width: 16px;
    height: 16px;
    background: var(--secondary);
    border-radius: 50%;
    cursor: pointer;
    border: none;
}

/* ===== VALIDATION MESSAGE ===== */
.validation-msg {
    padding: 12px;
    border-radius: 8px;
    margin: 12px 0;
    font-weight: 600;
}

.validation-msg.success {
    background: rgba(46, 204, 113, 0.2);
    border: 1px solid #2ecc71;
    color: #2ecc71;
}

.validation-msg.error {
    background: rgba(231, 76, 60, 0.2);
    border: 1px solid #e74c3c;
    color: #e74c3c;
}

.used-words {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 12px 0;
    justify-content: center;
}

.used-word {
    background: var(--primary);
    padding: 4px 12px;
    border-radius: 16px;
    font-size: 0.9rem;
}

.used-word.found {
    background: #2ecc71;
    color: white;
}

.used-word.missing {
    background: #e74c3c;
    opacity: 0.5;
}

.typing-stats {
    text-align: right;
    color: rgba(245,245,245,0.7);
    font-size: 0.85rem;
    margin: 8px 0;
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 768px) {
    .logo-section h1 {
        font-size: 1.8rem;
    }
    
    .menu-btn {
        padding: 14px 24px;
        font-size: 1rem;
    }
    
    #gameCanvas {
        width: 100%;
        height: auto;
        max-width: 100%;
    }
    
    .game-header {
        flex-wrap: wrap;
        gap: 8px;
    }
    
    .game-controls {
        flex-direction: column;
    }
    
    .control-hint {
        text-align: center;
    }
    
    .overlay-content {
        padding: 24px;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .temple-icon {
        font-size: 60px;
    }
    
    .logo-section h1 {
        font-size: 1.5rem;
    }
    
    .content-container h2 {
        font-size: 1.5rem;
    }
    
    .card {
        padding: 16px;
    }
    
    .tabs {
        justify-content: center;
    }
    
    .tab-btn {
        padding: 10px 16px;
        font-size: 0.9rem;
    }
}

/* ===== ENHANCED ANIMATIONS ===== */

/* Screen shake animation */
@keyframes shake {
    0%, 100% { transform: translate(0, 0); }
    10% { transform: translate(-5px, -5px); }
    20% { transform: translate(5px, 5px); }
    30% { transform: translate(-5px, 5px); }
    40% { transform: translate(5px, -5px); }
    50% { transform: translate(-3px, 3px); }
    60% { transform: translate(3px, -3px); }
    70% { transform: translate(-2px, 2px); }
    80% { transform: translate(2px, -2px); }
    90% { transform: translate(-1px, 1px); }
}

.shake {
    animation: shake 0.5s ease-in-out;
}

/* Pulse glow animation */
@keyframes pulse-glow {
    0%, 100% { box-shadow: 0 0 5px var(--primary), 0 0 10px var(--primary); }
    50% { box-shadow: 0 0 20px var(--primary), 0 0 30px var(--primary); }
}

.pulse-glow {
    animation: pulse-glow 2s ease-in-out infinite;
}

/* Fade in up animation */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.3s ease-out;
}

/* Slide in animation */
@keyframes slideIn {
    from {
        transform: translateX(-100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

.slide-in {
    animation: slideIn 0.4s ease-out;
}

/* Bounce in animation */
@keyframes bounceIn {
    0% {
        transform: scale(0);
        opacity: 0;
    }
    50% {
        transform: scale(1.1);
    }
    100% {
        transform: scale(1);
        opacity: 1;
    }
}

.bounce-in {
    animation: bounceIn 0.4s ease-out;
}

/* Hover lift effect */
.hover-lift {
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.hover-lift:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

/* Button ripple effect */
.btn-ripple {
    position: relative;
    overflow: hidden;
}

.btn-ripple::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.3s ease, height 0.3s ease;
}

.btn-ripple:active::after {
    width: 200%;
    height: 200%;
}

/* Loading spinner */
@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--primary);
    border-top-color: transparent;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

/* Glow border animation */
@keyframes borderGlow {
    0%, 100% { border-color: var(--primary); }
    50% { border-color: var(--secondary); }
}

.glow-border {
    animation: borderGlow 2s ease-in-out infinite;
}

/* Floating animation */
@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.float {
    animation: float 3s ease-in-out infinite;
}

/* Shake horizontal for errors */
@keyframes shakeX {
    0%, 100% { transform: translateX(0); }
    10%, 30%, 50%, 70%, 90% { transform: translateX(-5px); }
    20%, 40%, 60%, 80% { transform: translateX(5px); }
}

.shake-x {
    animation: shakeX 0.4s ease-in-out;
}

/* Typing section visibility */
.typing-section {
    display: block;
}

.typing-section.hidden {
    display: none !important;
}

/* Challenge words visibility */
#challengeWords {
    min-height: 50px;
    padding: 10px;
    background: rgba(0,0,0,0.3);
    border-radius: 8px;
    margin: 10px 0;
}

.word-tag {
    display: inline-block;
    padding: 5px 12px;
    margin: 4px;
    background: var(--primary);
    color: var(--dark);
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.9rem;
}

.word-tag.used {
    background: #2ecc71;
    color: white;
}

.no-words {
    color: #888;
    font-style: italic;
    text-align: center;
    padding: 20px;
}