@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@200;300;400;500;700&display=swap');

:root{
    --color-text: #000000;
    --color-text-secondary: #666666;
    --color-primary: #007bff;
    --color-primary-light: #007bff70;
    --color-danger: #ff4444;
    --color-success: #28a745;
    --color-bg: #ffffff;
    --color-card-bg: #f8f9fa;
    --color-input-bg: #ffffff;
    --color-border: #dee2e6;
    --color-upload-bg: #f1f3f4;
    --white: #ffffff;
}

*{
    box-sizing: border-box;
}

body{
    margin: 0;
    background-color: var(--color-bg);
    font-family: 'Poppins', sans-serif;
    color: var(--color-text);
}

.container{
    max-width: 80%;
    min-height: 90vh;
    width: 100%;
    margin: 0 auto;
    display: grid;
    place-content: center;
}

.card{
    margin-top: 2rem;
    background-color: var(--color-card-bg);
    padding: 2rem;
    border-radius: 15px;
    border: 1px solid var(--color-border);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.card h2{
    color: var(--color-text);
    font-weight: 500;
    text-align: center;
    margin-bottom: 2rem;
}

.card h2 b{
    color: var(--color-primary);
}

/* Upload Area Styles */
.upload-area{
    border: 2px dashed var(--color-border);
    border-radius: 10px;
    padding: 3rem 2rem;
    text-align: center;
    background-color: var(--color-upload-bg);
    transition: all 0.3s ease;
    cursor: pointer;
    margin-bottom: 1rem;
    position: relative;
}

.upload-area:hover, .upload-area.dragover{
    border-color: var(--color-primary);
    background-color: var(--color-primary-light);
}

.upload-area i{
    font-size: 3rem;
    color: var(--color-primary);
    margin-bottom: 1rem;
}

.upload-area p{
    color: var(--color-text-secondary);
    margin: 0;
    font-size: 1.1rem;
}

.browse-text{
    color: var(--color-primary);
    font-weight: 500;
    text-decoration: underline;
}

.upload-area input[type="file"]{
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    cursor: pointer;
}

/* Button Styles */
.btn-submit{
    width: 100%;
    padding: 1rem;
    background-color: var(--color-primary);
    border: none;
    border-radius: 10px;
    font-weight: 500;
    color: var(--white);
    cursor: pointer;
    font-size: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
}

.btn-submit:hover:not(:disabled){
    background-color: #0056b3;
    transform: translateY(-2px);
}

.btn-submit:disabled{
    background-color: var(--color-primary-light);
    cursor: not-allowed;
    transform: none;
}

.btn{
    margin-bottom: 0.5rem;
    padding: 0.6rem 1rem;
    background-color: var(--color-primary);
    color: var(--white);
    border-radius: 8px;
    text-decoration: none;
    text-align: center;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
    font-size: 0.9rem;
}

.btn:hover{
    background-color: #0056b3;
    transform: translateY(-1px);
}

.btn-copy{
    background-color: var(--color-success);
}

.btn-copy:hover{
    background-color: #218838;
}

/* Content Area */
.content{
    min-width: 300px;
    border-radius: 10px;
    margin-top: 1rem;
    min-height: 200px;
    background-color: var(--white);
    border: 1px solid var(--color-border);
    display: grid;
    place-content: center;
    padding: 2rem;
    color: var(--color-text);
}

.instructions ol{
    color: var(--color-text-secondary);
    line-height: 1.6;
}

.instructions ol b{
    color: var(--color-primary);
}

/* File List Styles */
.file-list{
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.file-item{
    background-color: var(--color-card-bg);
    border: 1px solid var(--color-border);
    border-radius: 10px;
    padding: 1rem;
}

.file-info{
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.file-icon{
    font-size: 2rem;
    color: var(--color-primary);
}

.file-details h4{
    margin: 0 0 0.25rem 0;
    color: var(--color-text);
    font-size: 1rem;
}

.file-details p{
    margin: 0;
    color: var(--color-text-secondary);
    font-size: 0.85rem;
}

.file-actions{
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.file-url{
    background-color: var(--color-upload-bg);
    padding: 0.75rem;
    border-radius: 8px;
    border: 1px solid var(--color-border);
    font-family: monospace;
    font-size: 0.85rem;
    word-break: break-all;
    margin-bottom: 1rem;
}

/* Loading Animation */
.loading{
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    color: var(--color-text);
}

.spinner{
    border: 4px solid var(--color-border);
    border-top: 4px solid var(--color-primary);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
}

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

/* Progress Bar */
.progress-container{
    margin-top: 1rem;
}

.progress-bar{
    width: 100%;
    height: 8px;
    background-color: var(--color-border);
    border-radius: 4px;
    overflow: hidden;
}

.progress-fill{
    height: 100%;
    background-color: var(--color-primary);
    transition: width 0.3s ease;
    border-radius: 4px;
}

.progress-text{
    text-align: center;
    margin-top: 0.5rem;
    font-size: 0.9rem;
    color: var(--color-text-secondary);
}

/* Messages */
.message{
    padding: 1rem;
    border-radius: 8px;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.message.error{
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.message.success{
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.message i{
    font-size: 1.2rem;
}

/* Responsive Design */
@media screen and (min-width: 720px) {
    .content{
        width: 500px;
    }
    
    .file-actions{
        flex-direction: row;
    }
    
    .file-actions .btn{
        flex: 1;
        min-width: 120px;
    }
}

@media screen and (max-width: 600px) {
    .container{
        max-width: 95%;
    }
    
    .card{
        padding: 1.5rem;
    }
    
    .upload-area{
        padding: 2rem 1rem;
    }
    
    .upload-area i{
        font-size: 2.5rem;
    }
    
    .upload-area p{
        font-size: 1rem;
    }
}

/* Footer */
footer{
    margin-top: 2rem;
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
}

footer h3{
    color: var(--color-text-secondary);
    font-weight: 300;
    font-size: 14px;
    margin: 0;
}

footer b{
    font-weight: 500;
    color: var(--color-primary);
}

footer p{
    margin: 0;
    font-size: 12px;
    text-align: center;
    color: var(--color-text-secondary);
}

.btn-script{
    text-decoration: none;
}