.card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(12px);
    padding: 2rem;
    border-radius: 16px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease;
}

    .card:hover {
        transform: translateY(-5px);
    }

/*.upload-card {
    flex: 1 1 300px;
    max-width: 400px;
}*/

.upload-box {
    border: 2px dashed #3b82f6;
    padding: 2rem;
    text-align: center;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.05);
    cursor: pointer;
    transition: border-color 0.3s ease, background 0.3s ease;
}

    .upload-box.dragover {
        border-color: #ec4899;
        background: rgba(236, 72, 153, 0.1);
    }

    .upload-box i {
        font-size: 3rem;
        color: #3b82f6;
        margin-bottom: 1rem;
    }

    .upload-box p {
        color: #d1d5db;
        font-size: 1rem;
    }

.input-field {
    width: 100%;
    padding: 0.75rem;
    margin: 1rem 0;
    border: 1px solid #3b82f6;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.05);
    color: #fff;
    font-size: 1rem;
}

    .input-field::placeholder {
        color: #94a3b8;
    }


.ai-button {
    margin-top: 1rem;
    padding: 1rem;
    width: 100%;
    background: linear-gradient(to right, #3b82f6, #ec4899);
    color: #fff;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    animation: pulse 2s infinite;
}

    .ai-button:hover {
        transform: scale(1.05);
        box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    }

.progress-container {
    margin-top: 1rem;
    font-size: 0.9rem;
    color: #fff;
}

.progress-message {
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.progress-bar {
    width: 100%;
    background-color: #334155;
    border-radius: 4px;
    overflow: hidden;
}

.progress-fill {
    width: 0%;
    height: 20px;
    background: linear-gradient(to right, #3b82f6, #ec4899);
    transition: width 0.3s ease;
}

body {
    font-family: 'Inter', sans-serif;
    background: linear-gradient(135deg, #0f172a, #1e1b4b);
    color: #e2e8f0;
    margin: 0;
    padding: 0;
    overflow-x: hidden;
    position: relative;
}

.container {
    max-width: 1100px;
    margin: 3rem auto;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(12px);
    padding: 3rem;
    border-radius: 24px;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
    position: relative;
    z-index: 10;
}

h1 {
    font-size: 3.2rem;
    font-weight: 700;
    background: linear-gradient(to right, #3b82f6, #ec4899);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: fadeIn 1s ease-in-out;
}

h2 {
    font-size: 2rem;
    color: #f1f5f9;
    margin-top: 2.5rem;
    animation: slideIn 1s ease-in-out;
}

.highlight {
    background: linear-gradient(to right, #3b82f6, #ec4899);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: bold;
}

.feature {
    margin: 1.5rem 0;
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.03);
    border-left: 5px solid #3b82f6;
    border-radius: 12px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    animation: slideIn 1.2s ease-in-out;
}

    .feature:hover {
        transform: translateY(-8px);
        box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
    }

    .feature ul {
        list-style: disc;
        margin-left: 1.5rem;
        color: #d1d5db;
    }

footer {
    margin-top: 3rem;
    font-size: 1rem;
    color: #94a3b8;
    text-align: center;
    animation: fadeIn 1.5s ease-in-out;
}

.btn-start {
    background: linear-gradient(to right, #3b82f6, #ec4899);
    color: #fff;
    padding: 1.2rem 3rem;
    text-decoration: none;
    border-radius: 50px;
    display: inline-block;
    margin-top: 2rem;
    font-weight: 600;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    animation: pulse 2s infinite;
}

    .btn-start:hover {
        transform: scale(1.08);
        box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
    }

canvas#particle-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

@@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

@@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@@keyframes pulse {
    0% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.05);
    }

    100% {
        transform: scale(1);
    }
}

.icon {
    margin-right: 0.5rem;
    vertical-align: middle;
}

.file-name-display {
    margin-top: 0.75rem;
    font-size: 0.95rem;
    font-weight: 500;
    color: #e2e8f0;
}