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

body {
    font-family: 'Cinzel', serif;
    background-image: url('istockphoto-1277004651-612x612.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    background-repeat: no-repeat;
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.3);
    z-index: -1;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem;
}

.questions-section {
    margin-bottom: 2rem;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 16px;
    padding: 1.5rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.questions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1rem;
}

.question-card {
    background: rgba(255, 255, 255, 0.9);
    padding: 1rem;
    border-radius: 12px;
    border-left: 4px solid #667eea;
    transition: transform 0.3s ease;
}

.question-card:hover {
    transform: translateY(-2px);
}

.question-card h3 {
    font-size: 0.9rem;
    color: #2c3e50;
    font-weight: 500;
    line-height: 1.4;
    margin: 0;
}

.header {
    text-align: center;
    margin-bottom: 3rem;
    animation: fadeInDown 1s ease-out;
}

.title {
    font-size: 3rem;
    font-weight: 700;
    color: white;
    margin-bottom: 0.5rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.subtitle {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 300;
}

.timeline-container {
    position: relative;
    padding: 2rem 0;
}

.timeline-line {
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(to bottom, #ff6b6b, #4ecdc4, #45b7d1, #96ceb4, #ffeaa7);
    transform: translateX(-50%);
    border-radius: 2px;
}

.timeline-item {
    position: relative;
    margin: 4rem 0;
    opacity: 0;
    transform: translateY(30px);
    animation: slideUp 0.8s ease-out forwards;
}

.timeline-item:nth-child(2) { animation-delay: 0.2s; }
.timeline-item:nth-child(3) { animation-delay: 0.4s; }
.timeline-item:nth-child(4) { animation-delay: 0.6s; }
.timeline-item:nth-child(5) { animation-delay: 0.8s; }
.timeline-item:nth-child(6) { animation-delay: 1.0s; }
.timeline-item:nth-child(7) { animation-delay: 1.2s; }
.timeline-item:nth-child(8) { animation-delay: 1.4s; }
.timeline-item:nth-child(9) { animation-delay: 1.6s; }

.timeline-item:nth-child(odd) .timeline-content {
    margin-left: 0;
    margin-right: 55%;
    text-align: right;
}

.timeline-item:nth-child(even) .timeline-content {
    margin-left: 55%;
    margin-right: 0;
    text-align: left;
}

.timeline-marker {
    position: absolute;
    left: 50%;
    top: 2rem;
    width: 20px;
    height: 20px;
    background: white;
    border: 4px solid #667eea;
    border-radius: 50%;
    transform: translateX(-50%);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    z-index: 2;
    transition: all 0.3s ease;
}

.timeline-item:hover .timeline-marker {
    transform: translateX(-50%) scale(1.2);
    border-color: #ff6b6b;
}

.timeline-content {
    background: white;
    padding: 2rem;
    border-radius: 16px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.timeline-content:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
}

.timeline-header {
    margin-bottom: 1rem;
}

.timeline-date {
    font-size: 1.1rem;
    font-weight: 600;
    color: #667eea;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.timeline-text {
    font-size: 1.3rem;
    color: #2c3e50;
    margin-bottom: 1rem;
    font-weight: 500;
}

.timeline-input-container {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.timeline-input {
    flex: 1;
    padding: 0.75rem 1rem;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: #f8f9fa;
}

.timeline-input:focus {
    outline: none;
    border-color: #667eea;
    background: white;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.save-btn {
    padding: 0.75rem 1.5rem;
    background: #667eea;
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

.save-btn:hover {
    background: #5a67d8;
    transform: translateY(-1px);
}

.save-btn:active {
    transform: translateY(0);
}

.progress-bar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: rgba(255, 255, 255, 0.2);
    z-index: 1000;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #ff6b6b, #4ecdc4);
    width: 0%;
    transition: width 0.3s ease;
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@media (max-width: 768px) {
    .container {
        padding: 1rem;
    }
    
    .title {
        font-size: 2rem;
    }
    
    .timeline-line {
        left: 2rem;
    }
    
    .timeline-item:nth-child(odd) .timeline-content,
    .timeline-item:nth-child(even) .timeline-content {
        margin-left: 4rem;
        margin-right: 0;
        text-align: left;
    }
    
    .timeline-marker {
        left: 2rem;
    }
    
    .timeline-input-container {
        flex-direction: column;
        align-items: stretch;
    }
    
    .save-btn {
        margin-top: 0.5rem;
    }
}

.completed .timeline-marker {
    background: #4ecdc4;
    border-color: #4ecdc4;
}

.completed .timeline-content {
    background: linear-gradient(135deg, #f0fff4, #e6fffa);
}

.editing .timeline-input {
    border-color: #ff6b6b;
}

.summary-box {
    margin-top: 4rem;
    background: white;
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 255, 255, 0.2);
}

.summary-title {
    font-size: 2rem;
    font-weight: 700;
    color: #667eea;
    margin-bottom: 1.5rem;
    text-align: center;
}

.summary-content {
    font-size: 1.1rem;
    line-height: 1.6;
}

.summary-item {
    margin-bottom: 1rem;
    padding: 1rem;
    background: #f8f9fa;
    border-radius: 12px;
    border-left: 4px solid #667eea;
}

.summary-item strong {
    color: #667eea;
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.summary-placeholder {
    color: #999;
    font-style: italic;
    text-align: center;
    padding: 2rem;
}

.retry-btn {
    display: block;
    margin: 2rem auto 0;
    padding: 0.75rem 2rem;
    background: #667eea;
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

.retry-btn:hover {
    background: #5a67d8;
    transform: translateY(-1px);
}

.retry-btn:active {
    transform: translateY(0);
}

@media (max-width: 768px) {
    .summary-box {
        padding: 1.5rem;
        margin-top: 2rem;
    }
    
    .summary-title {
        font-size: 1.5rem;
    }
}