/* Hexa Paint Animation - Frontend Styles */

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, 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 Styles */
.header {
    text-align: center;
    margin-bottom: 40px;
    color: white;
}

.header h1 {
    font-size: 3rem;
    margin-bottom: 10px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
    font-weight: 700;
}

.header p {
    font-size: 1.2rem;
    opacity: 0.9;
    font-weight: 300;
}

/* Statistics Styles */
.stats {
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(10px);
    border-radius: 15px;
    padding: 20px;
    margin-bottom: 30px;
    color: white;
    text-align: center;
    border: 1px solid rgba(255,255,255,0.2);
}

.stats h3 {
    margin-bottom: 10px;
    font-size: 1.3rem;
}

.stats p {
    font-size: 1rem;
    opacity: 0.9;
}

/* Upload Section Styles */
.upload-section {
    background: white;
    border-radius: 20px;
    padding: 40px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
    margin-bottom: 30px;
    transition: transform 0.3s ease;
}

.upload-section:hover {
    transform: translateY(-2px);
}

.upload-section h2 {
    text-align: center;
    margin-bottom: 30px;
    color: #333;
    font-size: 2rem;
    font-weight: 600;
}

.upload-area {
    border: 3px dashed #667eea;
    border-radius: 15px;
    padding: 60px 20px;
    text-align: center;
    transition: all 0.3s ease;
    cursor: pointer;
    background: #f8f9ff;
    position: relative;
    overflow: hidden;
}

.upload-area::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;
}

.upload-area:hover::before {
    left: 100%;
}

.upload-area:hover {
    border-color: #764ba2;
    background: #f0f2ff;
    transform: scale(1.02);
}

.upload-area.dragover {
    border-color: #764ba2;
    background: #e8ebff;
    transform: scale(1.02);
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.3);
}

.upload-icon {
    font-size: 4rem;
    color: #667eea;
    margin-bottom: 20px;
    transition: transform 0.3s ease;
}

.upload-area:hover .upload-icon {
    transform: scale(1.1);
}

.upload-text {
    font-size: 1.2rem;
    color: #666;
    margin-bottom: 10px;
    font-weight: 500;
}

.upload-subtext {
    color: #999;
    font-size: 0.9rem;
}

#fileInput {
    display: none;
}

/* Button Container Styles */
.button-container {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
    margin-top: 30px;
    flex-wrap: wrap;
}

/* Button Styles */
.btn {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    padding: 15px 30px;
    border-radius: 50px;
    font-size: 1.1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin: 0;
    font-weight: 500;
    position: relative;
    overflow: hidden;
    width: 200px;
    justify-content: center;
    box-sizing: border-box;
}

.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;
}

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

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.2);
}

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

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

/* Progress Styles */
.progress-container {
    display: none;
    margin-top: 20px;
}

.progress-bar {
    width: 100%;
    height: 20px;
    background: #f0f0f0;
    border-radius: 10px;
    overflow: hidden;
    margin-bottom: 10px;
    box-shadow: inset 0 2px 4px rgba(0,0,0,0.1);
}

.progress-fill {
    height: 100%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    width: 0%;
    transition: width 0.3s ease;
    position: relative;
}

.progress-fill::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    background-image: linear-gradient(
        -45deg,
        rgba(255, 255, 255, .2) 25%,
        transparent 25%,
        transparent 50%,
        rgba(255, 255, 255, .2) 50%,
        rgba(255, 255, 255, .2) 75%,
        transparent 75%,
        transparent
    );
    background-size: 50px 50px;
    animation: move 2s linear infinite;
}

@keyframes move {
    0% {
        background-position: 0 0;
    }
    100% {
        background-position: 50px 50px;
    }
}

#progressText {
    text-align: center;
    color: #666;
    font-weight: 500;
}

/* Result Section Styles */
.result-section {
    display: none;
    background: white;
    border-radius: 20px;
    padding: 40px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
    text-align: center;
    animation: fadeIn 0.5s ease-in;
}

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

.result-section h2 {
    margin-bottom: 20px;
    color: #333;
    font-size: 2rem;
    font-weight: 600;
}

.video-container {
    margin: 20px 0;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    transition: transform 0.3s ease;
}

.video-container:hover {
    transform: scale(1.02);
}

video {
    width: 100%;
    max-width: 600px;
    height: auto;
    border-radius: 15px;
}

/* Alert Styles */
.error {
    background: #ffebee;
    color: #c62828;
    padding: 15px;
    border-radius: 10px;
    margin: 20px 0;
    border-left: 4px solid #c62828;
    animation: shake 0.5s ease-in-out;
}

/* Enhanced Error Styles */
.error-detailed {
    background: linear-gradient(135deg, #ff6b6b, #ee5a52);
    color: white;
    padding: 25px;
    border-radius: 15px;
    margin: 20px 0;
    box-shadow: 0 8px 32px rgba(255, 107, 107, 0.3);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.error-header {
    text-align: center;
    margin-bottom: 20px;
}

.error-header h3 {
    margin: 0 0 10px 0;
    font-size: 1.5rem;
    font-weight: 600;
}

.error-meta {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
    margin-top: 10px;
}

.error-type, .error-status {
    background: rgba(255, 255, 255, 0.2);
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
}

.error-details, .error-suggestions {
    background: rgba(255, 255, 255, 0.1);
    padding: 15px;
    border-radius: 10px;
    margin: 15px 0;
    border-left: 4px solid rgba(255, 255, 255, 0.3);
}

.error-details h4, .error-suggestions h4 {
    margin: 0 0 10px 0;
    font-size: 1.1rem;
    font-weight: 600;
}

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

.error-suggestions ul {
    margin: 0;
    padding-left: 20px;
}

.error-suggestions li {
    margin: 8px 0;
    line-height: 1.4;
}

.error-actions {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-top: 20px;
    flex-wrap: wrap;
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
}

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

.success {
    background: #e8f5e8;
    color: #2e7d32;
    padding: 15px;
    border-radius: 10px;
    margin: 20px 0;
    border-left: 4px solid #2e7d32;
    animation: slideIn 0.5s ease-out;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Loading Animation */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid #f3f3f3;
    border-top: 3px solid #667eea;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-right: 10px;
}

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

/* Footer Styles */
.footer {
    text-align: center;
    color: white;
    margin-top: 40px;
    opacity: 0.8;
    font-size: 0.9rem;
}

.social-links {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
    margin-top: 20px;
    flex-wrap: wrap;
}

.social-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: white;
    text-decoration: none;
    padding: 8px 16px;
    border-radius: 25px;
    background: rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
    font-size: 0.9rem;
    font-weight: 500;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.social-link:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.social-icon {
    font-size: 1.1rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 10px;
    }
    
    .header h1 {
        font-size: 2rem;
    }
    
    .header p {
        font-size: 1rem;
    }
    
    .upload-section, .result-section {
        padding: 20px;
    }
    
    .upload-area {
        padding: 40px 20px;
    }
    
    .upload-icon {
        font-size: 3rem;
    }
    
    .upload-text {
        font-size: 1rem;
    }
    
    .button-container {
        gap: 15px;
        margin-top: 20px;
    }
    
    .btn {
        padding: 12px 24px;
        font-size: 1rem;
        width: 180px;
    }
    
    video {
        max-width: 100%;
    }
    
    .social-links {
        gap: 15px;
        margin-top: 15px;
    }
    
    .social-link {
        padding: 6px 12px;
        font-size: 0.8rem;
    }
}

@media (max-width: 480px) {
    .header h1 {
        font-size: 1.8rem;
    }
    
    .upload-section h2, .result-section h2 {
        font-size: 1.5rem;
    }
    
    .upload-area {
        padding: 30px 15px;
    }
    
    .upload-icon {
        font-size: 2.5rem;
    }
    
    .button-container {
        flex-direction: column;
        gap: 10px;
        margin-top: 15px;
    }
    
    .btn {
        padding: 10px 20px;
        font-size: 0.9rem;
        width: 100%;
    }
    
    .social-links {
        flex-direction: column;
        gap: 10px;
        margin-top: 15px;
    }
    
    .social-link {
        padding: 8px 16px;
        font-size: 0.8rem;
        width: 100%;
        justify-content: center;
    }
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
    .upload-section, .result-section {
        background: #2d2d2d;
        color: #e0e0e0;
    }
    
    .upload-section h2, .result-section h2 {
        color: #e0e0e0;
    }
    
    .upload-text {
        color: #b0b0b0;
    }
    
    .upload-subtext {
        color: #888;
    }
    
    #progressText {
        color: #b0b0b0;
    }
}

/* Accessibility */
.btn:focus, .upload-area:focus {
    outline: 2px solid #667eea;
    outline-offset: 2px;
}

/* Print styles */
@media print {
    .upload-section, .result-section {
        box-shadow: none;
        border: 1px solid #ccc;
    }
    
    .btn {
        background: #667eea !important;
        color: white !important;
    }
}