/* Reset y configuración base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: "Roboto", sans-serif;
    /*background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);*/
    min-height: 100vh;
    color: #333;
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* Header */
.header {
    text-align: center;
    margin-bottom: 40px;
    padding: 40px 0;
}

.header-content {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 40px;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.main-title {
    font-size: 3rem;
    font-weight: 700;
    color: white;
    margin-bottom: 15px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.main-title i {
    margin-right: 15px;
    color: #ffd700;
}

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

/* Main Content */
.main-content {
    background: white;
    border-radius: 0px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

/* Voting Section */
.voting-section {
    padding: 40px;
}

.form-container {
    max-width: 800px;
    margin: 0 auto;
}

.section-title {
    font-size: 2rem;
    font-weight: 600;
    color: #333;
    margin-bottom: 30px;
    display: flex;
    align-items: center;
    gap: 15px;
}

.section-title i {
    color: #667eea;
}

/* Form Styles */
.voting-form {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-label {
    font-weight: 500;
    color: #555;
    display: flex;
    align-items: center;
    gap: 10px;
}

.form-label i {
    color: #667eea;
    width: 16px;
}

.form-input {
    padding: 15px 20px;
    border: 2px solid #e1e5e9;
    border-radius: 12px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: #f8f9fa;
}

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

.form-error {
    color: #e74c3c;
    font-size: 0.875rem;
    margin-top: 5px;
    display: none;
}

.form-error.show {
    display: block;
}

/* Images Section */
.images-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: #333;
    margin: 30px 0 20px 0;
    display: flex;
    align-items: center;
    gap: 12px;
}

.images-title i {
    color: #667eea;
}

.images-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.image-option {
    position: relative;
    border-radius: 15px;
    overflow: hidden;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 3px solid transparent;
    background: #f8f9fa;
}

.image-option:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
}

.image-option.selected {
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.2);
}

.image-option img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.image-option:hover img {
    transform: scale(1.05);
}

.image-info {
    padding: 4px 15px;
    text-align: center;
}

.image-title {
    font-weight: 600;
    color: #333;
    margin-bottom: 5px;
    font-size: 22px;
}

.image-description {
    font-size: 0.875rem;
    color: #666;
}

.selection-indicator {
    position: absolute;
    top: 10px;
    right: 10px;
    width: 30px;
    height: 30px;
    background: #667eea;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.image-option.selected .selection-indicator {
    opacity: 1;
}

/* Form Actions */
.form-actions {
    text-align: center;
    margin-top: 30px;
}

.submit-btn {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    padding: 15px 40px;
    border-radius: 12px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 0 auto;
}

.submit-btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(102, 126, 234, 0.3);
}

.submit-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Results Section */
.results-section {
    padding: 40px;
    background: #f8f9fa;
}

.results-container {
    max-width: 1000px;
    margin: 0 auto;
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
    margin-bottom: 40px;
}

.result-item {
    background: white;
    border-radius: 15px;
    padding: 20px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.result-item:hover {
    transform: translateY(-3px);
}

.result-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 15px;
}

.result-image {
    width: 60px;
    height: 60px;
    border-radius: 10px;
    object-fit: cover;
}

.result-info h3 {
    font-weight: 600;
    color: #333;
    margin-bottom: 5px;
}

.result-votes {
    color: #667eea;
    font-weight: 500;
}

.result-bar {
    background: #e1e5e9;
    height: 8px;
    border-radius: 4px;
    overflow: hidden;
    margin-top: 10px;
}

.result-fill {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    height: 100%;
    border-radius: 4px;
    transition: width 0.8s ease;
}

.back-btn {
    background: #6c757d;
    color: white;
    border: none;
    padding: 12px 30px;
    border-radius: 10px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 0 auto;
}

.back-btn:hover {
    background: #5a6268;
    transform: translateY(-2px);
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(5px);
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.modal.show {
    display: flex;
}

.modal-content {
    background: white;
    border-radius: 20px;
    padding: 40px;
    max-width: 500px;
    width: 90%;
    text-align: center;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
    transform: scale(0.9);
    transition: transform 0.3s ease;
}

.modal.show .modal-content {
    transform: scale(1);
}

.modal-header {
    margin-bottom: 20px;
}

.modal-header h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: #333;
    margin-top: 10px;
}

.success-icon {
    font-size: 3rem;
    color: #28a745;
}

.error-icon {
    font-size: 3rem;
    color: #dc3545;
}

.modal-body {
    margin-bottom: 30px;
}

.modal-body p {
    color: #666;
    line-height: 1.6;
}

.modal-actions {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
}

.modal-btn {
    padding: 12px 25px;
    border: none;
    border-radius: 10px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
}

.modal-btn.primary {
    background: #667eea;
    color: white;
}

.modal-btn.primary:hover {
    background: #5a6fd8;
    transform: translateY(-2px);
}

.modal-btn.secondary {
    background: #6c757d;
    color: white;
}

.modal-btn.secondary:hover {
    background: #5a6268;
    transform: translateY(-2px);
}

/* Loading Spinner */
.loading {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(5px);
    z-index: 2000;
    align-items: center;
    justify-content: center;
    flex-direction: column;
}

.loading.show {
    display: flex;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 4px solid #e1e5e9;
    border-top: 4px solid #667eea;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 20px;
}

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

.loading p {
    color: #667eea;
    font-weight: 500;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 10px;
    }
    
    .main-title {
        font-size: 2rem;
    }
    
    .header-content {
        padding: 30px 20px;
    }
    
    .voting-section,
    .results-section {
        padding: 30px 34px;
    }
    
    .images-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
        gap: 15px;
    }
    
    .image-option img {
        height: 150px;
    }
    
    .modal-content {
        padding: 30px 20px;
        margin: 20px;
    }
    
    .modal-actions {
        flex-direction: column;
    }
    
    .modal-btn {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .main-title {
        font-size: 1.5rem;
    }
    
    .images-grid {
        grid-template-columns: 1fr;
    }
    
    .results-grid {
        grid-template-columns: 1fr;
    }
}