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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    min-height: 100vh;
    color: #fff;
    display: flex;
    flex-direction: column;
}

.container {
    flex: 1;
    padding: 20px;
    margin: 0 auto;
    width: 100%;
}

.screen {
    display: none;
}

.screen.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

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

.header h1 {
    font-size: 2rem;
    margin-bottom: 10px;
}

.header .subtitle {
    color: #a8a8a8;
    font-size: 0.9rem;
}

.tiles {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 40px;
}

.tile {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: 20px;
    padding: 40px 20px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

.tile:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.4);
}

.tile-icon {
    font-size: 3rem;
    margin-bottom: 15px;
}

.tile-title {
    font-size: 1.1rem;
    font-weight: 600;
}

.footer {
    position: sticky;
    bottom: 0;
    background: rgba(26, 26, 46, 0.95);
    backdrop-filter: blur(10px);
    padding: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.btn {
    width: 100%;
    padding: 16px;
    border: none;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(102, 126, 234, 0.3);
}

.card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: 20px;
    padding: 30px;
    margin-bottom: 20px;
}

.card-header {
    margin-bottom: 25px;
}

.card-title {
    font-size: 1.5rem;
    margin-bottom: 5px;
}

.card-subtitle {
    color: #a8a8a8;
    font-size: 0.9rem;
}

.progress-bar {
    height: 4px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 2px;
    margin-bottom: 25px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #667eea 0%, #764ba2 100%);
    transition: width 0.3s ease;
}

.option-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 12px;
    margin-bottom: 20px;
}

.option-btn {
    background: rgba(255, 255, 255, 0.1);
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: 12px;
    padding: 20px 15px;
    color: white;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
}

.option-btn:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.4);
}

.input-group {
    margin-bottom: 20px;
}

.input-group label {
    display: block;
    margin-bottom: 10px;
    font-weight: 500;
}

.input-group input {
    width: 100%;
    padding: 14px;
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.1);
    color: white;
    font-size: 1rem;
}

.input-group input::placeholder {
    color: #a8a8a8;
}

.file-upload {
    border: 2px dashed rgba(255, 255, 255, 0.3);
    border-radius: 12px;
    padding: 30px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-bottom: 20px;
}

.file-upload:hover {
    border-color: rgba(255, 255, 255, 0.5);
    background: rgba(255, 255, 255, 0.05);
}

.file-upload input {
    display: none;
}

.back-btn {
    background: rgba(255, 255, 255, 0.1);
    border: 2px solid rgba(255, 255, 255, 0.2);
    color: white;
    margin-bottom: 15px;
}

.back-btn:hover {
    background: rgba(255, 255, 255, 0.15);
}

.image-preview {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: 10px;
    margin-top: 15px;
}

.image-preview img {
    width: 100%;
    height: 100px;
    object-fit: cover;
    border-radius: 8px;
    border: 2px solid rgba(255, 255, 255, 0.2);
}