@import url('https://fonts.googleapis.com/css2?family=Cairo:wght@300;400;600;700;900&display=swap');

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

body {
    font-family: 'Cairo', Arial, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f093fb 100%);
    min-height: 100vh;
    color: #333;
    overflow-x: hidden;
    position: relative;
}

/* خلفية متحركة */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><radialGradient id="a" cx="50%" cy="50%" r="50%"><stop offset="0%" style="stop-color:white;stop-opacity:0.1"/><stop offset="100%" style="stop-color:white;stop-opacity:0"/></radialGradient></defs><circle cx="20" cy="20" r="2" fill="url(%23a)"><animate attributeName="r" values="2;8;2" dur="3s" repeatCount="indefinite"/></circle><circle cx="80" cy="30" r="1.5" fill="url(%23a)"><animate attributeName="r" values="1.5;6;1.5" dur="4s" repeatCount="indefinite"/></circle><circle cx="40" cy="70" r="1" fill="url(%23a)"><animate attributeName="r" values="1;5;1" dur="2.5s" repeatCount="indefinite"/></circle><circle cx="90" cy="80" r="1.8" fill="url(%23a)"><animate attributeName="r" values="1.8;7;1.8" dur="3.5s" repeatCount="indefinite"/></circle></svg>') repeat;
    animation: float 20s infinite linear;
    pointer-events: none;
    z-index: -1;
}

@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
    100% { transform: translateY(0px); }
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 15px;
}

.header {
    text-align: center;
    margin-bottom: 50px;
    padding: 50px 30px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 30px;
    backdrop-filter: blur(20px);
    box-shadow: 0 15px 60px rgba(0, 0, 0, 0.1);
    border: 2px solid rgba(255, 255, 255, 0.2);
    position: relative;
    overflow: hidden;
}

.header::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: conic-gradient(from 0deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    animation: rotate 10s linear infinite;
}

@keyframes rotate {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.header-content {
    position: relative;
    z-index: 2;
}

.header h1 {
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    margin-bottom: 15px;
    background: linear-gradient(45deg, #ff6b6b, #4ecdc4, #45b7d1, #f093fb);
    background-size: 300% 300%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 900;
    text-shadow: 0 0 30px rgba(255, 107, 107, 0.5);
    animation: gradientShift 3s ease-in-out infinite;
}

@keyframes gradientShift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

.header h2 {
    font-size: clamp(1.2rem, 3vw, 2rem);
    color: #fff;
    margin-bottom: 25px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
    font-weight: 600;
}

.subtitle {
    font-size: clamp(1rem, 2vw, 1.3rem);
    color: rgba(255, 255, 255, 0.95);
    margin-bottom: 40px;
    line-height: 1.6;
    font-weight: 400;
}

.start-section {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
}

.qr-code {
    width: 120px;
    height: 120px;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    border: 3px solid rgba(255, 255, 255, 0.3);
    transition: all 0.3s ease;
}

.qr-code:hover {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
}

.start-btn {
    background: linear-gradient(45deg, #ff6b6b, #ee5a52, #ff8a80);
    color: white;
    padding: 20px 50px;
    border: none;
    border-radius: 50px;
    font-size: clamp(1.1rem, 2.5vw, 1.5rem);
    font-weight: 700;
    cursor: pointer;
    transition: all 0.4s ease;
    box-shadow: 0 8px 25px rgba(255, 107, 107, 0.4);
    text-transform: uppercase;
    letter-spacing: 2px;
    position: relative;
    overflow: hidden;
}

.start-btn::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transform: rotate(45deg);
    transition: all 0.5s ease;
    opacity: 0;
}

.start-btn:hover {
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 15px 35px rgba(255, 107, 107, 0.6);
}

.start-btn:hover::before {
    animation: shine 0.8s ease-in-out;
}

@keyframes shine {
    0% { transform: translateX(-100%) translateY(-100%) rotate(45deg); opacity: 0; }
    50% { opacity: 1; }
    100% { transform: translateX(100%) translateY(100%) rotate(45deg); opacity: 0; }
}

.games-section {
    margin-top: 60px;
}

.section-title {
    text-align: center;
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 40px;
    color: #fff;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
    font-weight: 700;
}

.games-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
    margin-top: 40px;
}

.game-card {
    background: rgba(255, 255, 255, 0.95);
    border-radius: 25px;
    padding: 40px;
    text-align: center;
    transition: all 0.4s ease;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
    border: 2px solid rgba(255, 255, 255, 0.3);
    cursor: pointer;
    position: relative;
    overflow: hidden;
    transform-style: preserve-3d;
}

.game-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(78, 205, 196, 0.1), transparent);
    transition: all 0.5s ease;
    transform: rotate(45deg);
    opacity: 0;
}

.game-card:hover {
    transform: translateY(-15px) rotateX(5deg);
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.2);
}

.game-card:hover::before {
    animation: cardShimmer 1s ease-in-out;
}

@keyframes cardShimmer {
    0% { transform: translateX(-100%) translateY(-100%) rotate(45deg); opacity: 0; }
    50% { opacity: 1; }
    100% { transform: translateX(100%) translateY(100%) rotate(45deg); opacity: 0; }
}

.game-icon {
    font-size: 5rem;
    margin-bottom: 25px;
    display: block;
    filter: drop-shadow(0 5px 15px rgba(0, 0, 0, 0.2));
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(-10px); }
    60% { transform: translateY(-5px); }
}

.game-title {
    font-size: clamp(1.3rem, 2.5vw, 1.8rem);
    margin-bottom: 20px;
    color: #333;
    font-weight: 700;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.1);
}

.game-description {
    color: #666;
    line-height: 1.8;
    margin-bottom: 30px;
    font-size: clamp(1rem, 1.5vw, 1.1rem);
    font-weight: 400;
}

.play-btn {
    background: linear-gradient(45deg, #4ecdc4, #44a08d, #56ccf2);
    color: white;
    padding: 15px 40px;
    border: none;
    border-radius: 30px;
    font-size: clamp(1rem, 1.5vw, 1.2rem);
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: 0 8px 20px rgba(78, 205, 196, 0.3);
}

.play-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 12px 30px rgba(78, 205, 196, 0.5);
}

.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.85);
    z-index: 1000;
    backdrop-filter: blur(10px);
}

.modal-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: linear-gradient(145deg, #ffffff, #f8f9fa);
    padding: 50px;
    border-radius: 30px;
    max-width: 700px;
    width: 95%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.3);
    border: 2px solid rgba(255, 255, 255, 0.3);
    direction: ltr;
}

.close-btn {
    position: absolute;
    top: 20px;
    right: 25px;
    font-size: 35px;
    cursor: pointer;
    color: #666;
    transition: all 0.3s ease;
    font-weight: bold;
}

.close-btn:hover {
    color: #ff6b6b;
    transform: scale(1.2) rotate(90deg);
}

.game-header {
    text-align: center;
    margin-bottom: 40px;
}

.game-header h2 {
    font-size: clamp(1.5rem, 3vw, 2.2rem);
    color: #333;
    margin-bottom: 20px;
    font-weight: 700;
}

.score {
    text-align: center;
    font-size: clamp(1.2rem, 2.5vw, 1.8rem);
    margin-bottom: 30px;
    color: #4ecdc4;
    font-weight: 700;
    padding: 15px;
    background: linear-gradient(45deg, #e8f5e8, #f0f8ff);
    border-radius: 20px;
    box-shadow: 0 5px 15px rgba(78, 205, 196, 0.2);
}

.question-container {
    margin-bottom: 40px;
    padding: 30px;
    background: linear-gradient(145deg, #f8f9fa, #ffffff);
    border-radius: 20px;
    border: 3px solid transparent;
    background-clip: padding-box;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    position: relative;
}

.question-container::before {
    content: '';
    position: absolute;
    inset: 0;
    padding: 3px;
    background: linear-gradient(45deg, #4ecdc4, #45b7d1, #f093fb);
    border-radius: 20px;
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask-composite: exclude;
}

.question {
    font-size: clamp(1.2rem, 2.5vw, 1.6rem);
    margin-bottom: 25px;
    color: #333;
    font-weight: 600;
    text-align: center;
    line-height: 1.6;
}

.options {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.option {
    padding: 20px;
    background: linear-gradient(145deg, #ffffff, #f8f9fa);
    border: 3px solid #e0e0e0;
    border-radius: 15px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: clamp(1rem, 1.5vw, 1.2rem);
    font-weight: 500;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.option::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    transition: left 0.5s ease;
}

.option:hover {
    border-color: #4ecdc4;
    background: linear-gradient(145deg, #f0f8ff, #e8f5e8);
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(78, 205, 196, 0.3);
}

.option:hover::before {
    left: 100%;
}

.option.correct {
    border-color: #4caf50;
    background: linear-gradient(145deg, #e8f5e8, #c8e6c9);
    animation: correctPulse 0.6s ease-in-out;
}

.option.incorrect {
    border-color: #f44336;
    background: linear-gradient(145deg, #ffebee, #ffcdd2);
    animation: incorrectShake 0.6s ease-in-out;
}

@keyframes correctPulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

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

/* احتفالية الإجابة الصحيحة */
.celebration {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 9999;
}

.confetti {
    position: absolute;
    width: 10px;
    height: 10px;
    background: #ff6b6b;
    animation: confetti-fall 3s linear infinite;
}

@keyframes confetti-fall {
    0% {
        transform: translateY(-100vh) rotate(0deg);
        opacity: 1;
    }
    100% {
        transform: translateY(100vh) rotate(360deg);
        opacity: 0;
    }
}

.success-message {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: linear-gradient(45deg, #4caf50, #45a049);
    color: white;
    padding: 20px 40px;
    border-radius: 20px;
    font-size: 1.5rem;
    font-weight: bold;
    z-index: 10000;
    animation: successPop 2s ease-in-out;
    pointer-events: none;
}

@keyframes successPop {
    0% { transform: translate(-50%, -50%) scale(0); opacity: 0; }
    10% { transform: translate(-50%, -50%) scale(1.2); opacity: 1; }
    20% { transform: translate(-50%, -50%) scale(1); }
    90% { transform: translate(-50%, -50%) scale(1); opacity: 1; }
    100% { transform: translate(-50%, -50%) scale(0); opacity: 0; }
}

.error-message {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: linear-gradient(45deg, #f44336, #d32f2f);
    color: white;
    padding: 20px 40px;
    border-radius: 20px;
    font-size: 1.5rem;
    font-weight: bold;
    z-index: 10000;
    animation: errorShake 2s ease-in-out;
    pointer-events: none;
}

@keyframes errorShake {
    0%, 100% { transform: translate(-50%, -50%) scale(0); opacity: 0; }
    10% { transform: translate(-50%, -50%) scale(1.1); opacity: 1; }
    15%, 25%, 35% { transform: translate(-55%, -50%) scale(1); }
    20%, 30% { transform: translate(-45%, -50%) scale(1); }
    40% { transform: translate(-50%, -50%) scale(1); }
    90% { transform: translate(-50%, -50%) scale(1); opacity: 1; }
}

.drag-drop-container {
    display: flex;
    justify-content: space-between;
    gap: 30px;
    margin-bottom: 30px;
}

.drag-column {
    flex: 1;
    min-height: 400px;
    background: linear-gradient(145deg, #f8f9fa, #ffffff);
    border: 3px dashed #ddd;
    border-radius: 20px;
    padding: 25px;
    transition: all 0.3s ease;
}

.drag-column h3 {
    text-align: center;
    margin-bottom: 20px;
    color: #333;
    font-size: 1.4rem;
    font-weight: 600;
}

.drag-item {
    padding: 18px;
    background: linear-gradient(145deg, #ffffff, #f8f9fa);
    border: 2px solid #e0e0e0;
    border-radius: 15px;
    margin-bottom: 15px;
    cursor: move;
    transition: all 0.3s ease;
    text-align: center;
    font-weight: 600;
    font-size: 1.1rem;
}

.drag-item:hover {
    border-color: #4ecdc4;
    transform: scale(1.05);
    box-shadow: 0 5px 15px rgba(78, 205, 196, 0.3);
}

.drag-item.dragging {
    opacity: 0.5;
    transform: scale(1.1);
}

.drop-zone {
    min-height: 70px;
    border: 3px dashed #ddd;
    border-radius: 15px;
    padding: 20px;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    font-weight: 600;
    font-size: 1.1rem;
}

.drop-zone.drag-over {
    border-color: #4ecdc4;
    background: linear-gradient(145deg, #f0f8ff, #e8f5e8);
    transform: scale(1.02);
}

.drop-zone.filled {
    border-color: #4caf50;
    background: linear-gradient(145deg, #e8f5e8, #c8e6c9);
    animation: fillSuccess 0.5s ease-in-out;
}

@keyframes fillSuccess {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

.true-false-container {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-top: 30px;
}

.tf-btn {
    padding: 20px 40px;
    border: none;
    border-radius: 15px;
    font-size: clamp(1.1rem, 2vw, 1.4rem);
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
}

.true-btn {
    background: linear-gradient(45deg, #4caf50, #45a049, #66bb6a);
    color: white;
}

.false-btn {
    background: linear-gradient(45deg, #f44336, #d32f2f, #ef5350);
    color: white;
}

.tf-btn:hover {
    transform: scale(1.1) translateY(-3px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.3);
}

.next-btn, .restart-btn {
    background: linear-gradient(45deg, #ff6b6b, #ee5a52, #ff8a80);
    color: white;
    padding: 15px 40px;
    border: none;
    border-radius: 25px;
    font-size: clamp(1rem, 1.5vw, 1.3rem);
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin: 10px;
    box-shadow: 0 8px 20px rgba(255, 107, 107, 0.3);
}

.next-btn:hover, .restart-btn:hover {
    transform: scale(1.05) translateY(-2px);
    box-shadow: 0 12px 30px rgba(255, 107, 107, 0.5);
}

.final-score {
    text-align: center;
    font-size: clamp(1.5rem, 3vw, 2.5rem);
    margin: 30px 0;
    color: #4ecdc4;
    font-weight: 700;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.1);
}

.final-score.excellent {
    color: #4caf50;
    animation: excellentGlow 2s ease-in-out infinite alternate;
}

@keyframes excellentGlow {
    0% { text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.1); }
    100% { text-shadow: 2px 2px 20px rgba(76, 175, 80, 0.5); }
}

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

/* تحسينات للجوال */
@media (max-width: 768px) {
    .container {
        padding: 10px;
    }
    
    .header {
        padding: 30px 20px;
        margin-bottom: 30px;
    }
    
    .games-grid {
        grid-template-columns: 1fr;
        gap: 25px;
    }
    
    .modal-content {
        width: 95%;
        padding: 30px 20px;
        margin: 20px 0;
    }
    
    .drag-drop-container {
        flex-direction: column;
        gap: 20px;
    }
    
    .start-section {
        flex-direction: column;
        gap: 20px;
    }
    
    .qr-code {
        width: 100px;
        height: 100px;
    }
    
    .true-false-container {
        flex-direction: column;
        gap: 15px;
    }
    
    .tf-btn {
        padding: 15px 30px;
    }
}

@media (max-width: 480px) {
    .game-card {
        padding: 25px;
    }
    
    .modal-content {
        padding: 20px 15px;
    }
    
    .question-container {
        padding: 20px;
    }
    
    .option {
        padding: 15px;
    }
}