:root{
    --primary:#4f46e5;
    --secondary:#7c3aed;
    --success:#16a34a;
    --danger:#dc2626;
    --warning:#f59e0b;
    --dark:#111827;
    --card:#ffffff;
    --border:#e5e7eb;
    --text:#1f2937;
    --shadow:0 10px 25px rgba(0,0,0,.08);
}

.awt-wrapper{
    max-width:1400px;
    margin:40px auto;
    padding:25px;
    font-family:Arial,Helvetica,sans-serif;
}

.awt-header{
    text-align:center;
    margin-bottom:30px;
}

.awt-header h2{
    margin:0;
    font-size:32px;
    font-weight:700;
    color:var(--text);
}

.awt-header p{
    margin-top:10px;
    color:#6b7280;
}

.awt-options{
    display:flex;
    flex-wrap:wrap;
    gap:20px;
    background:#fff;
    padding:20px;
    border-radius:15px;
    margin-bottom:25px;
    box-shadow:var(--shadow);
}

.awt-options label{
    font-size:14px;
    cursor:pointer;
    display:flex;
    align-items:center;
    gap:8px;
}

.awt-inputs{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:25px;
    margin-bottom:25px;
}

.awt-panel{
    background:#fff;
    border-radius:15px;
    padding:20px;
    box-shadow:var(--shadow);
}

.awt-panel h3{
    margin-top:0;
    margin-bottom:15px;
    color:var(--text);
}

.awt-panel textarea{
    width:100%;
    min-height:320px;
    resize:vertical;
    border:1px solid var(--border);
    border-radius:10px;
    padding:15px;
    font-size:15px;
    outline:none;
    transition:.3s;
    box-sizing:border-box;
}

.awt-panel textarea:focus{
    border-color:var(--primary);
    box-shadow:0 0 0 4px rgba(79,70,229,.15);
}

.awt-panel input[type=file]{
    margin-top:15px;
    width:100%;
    border:1px solid var(--border);
    border-radius:10px;
    padding:10px;
}

.awt-buttons{
    display:flex;
    flex-wrap:wrap;
    gap:15px;
    justify-content:center;
    margin-bottom:30px;
}

.awt-btn{
    border:none;
    cursor:pointer;
    padding:12px 22px;
    border-radius:12px;
    color:#fff;
    background:linear-gradient(
        135deg,
        var(--primary),
        var(--secondary)
    );
    transition:.3s;
    font-size:14px;
    font-weight:600;
}

.awt-btn:hover{
    transform:translateY(-2px);
    box-shadow:0 10px 20px rgba(0,0,0,.15);
}

.awt-btn.primary{
    background:linear-gradient(
        135deg,
        #2563eb,
        #7c3aed
    );
}

.awt-loading{
    display:none;
    text-align:center;
    padding:20px;
    font-weight:700;
    color:var(--primary);
    animation:pulse 1s infinite;
}

@keyframes pulse{
    0%{
        opacity:.4;
    }
    50%{
        opacity:1;
    }
    100%{
        opacity:.4;
    }
}

.awt-stats{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(180px,1fr));
    gap:20px;
    margin-bottom:30px;
}

.awt-card{
    background:#fff;
    border-radius:15px;
    padding:20px;
    text-align:center;
    box-shadow:var(--shadow);
}

.awt-card h4{
    margin:0 0 10px;
    color:#6b7280;
    font-size:15px;
}

.awt-card span{
    font-size:28px;
    font-weight:700;
    color:var(--primary);
}

.awt-comparison{
    display:flex;
    flex-direction:column;
    gap:25px;
}

.awt-view{
    background:#fff;
    border-radius:15px;
    padding:20px;
    box-shadow:var(--shadow);
}

.awt-view h3{
    margin-top:0;
}

.awt-side-container{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:20px;
}

.awt-output{
    min-height:250px;
    border:1px solid var(--border);
    border-radius:10px;
    padding:15px;
    overflow:auto;
    line-height:1.7;
    word-wrap:break-word;
    background:#fafafa;
}

.awt-report{
    background:#fff;
    border-radius:15px;
    padding:20px;
    margin-top:25px;
    box-shadow:var(--shadow);
}

.awt-export{
    display:flex;
    flex-wrap:wrap;
    gap:15px;
    justify-content:center;
    margin-top:25px;
}

.added{
    background:#d1fae5;
    color:#065f46;
    padding:2px 4px;
    border-radius:4px;
}

.removed{
    background:#fee2e2;
    color:#991b1b;
    padding:2px 4px;
    border-radius:4px;
}

.modified{
    background:#fef3c7;
    color:#92400e;
    padding:2px 4px;
    border-radius:4px;
}

.line-added{
    display:block;
    background:#d1fae5;
    padding:4px 8px;
    margin:2px 0;
    border-left:4px solid #16a34a;
}

.line-removed{
    display:block;
    background:#fee2e2;
    padding:4px 8px;
    margin:2px 0;
    border-left:4px solid #dc2626;
}

.line-modified{
    display:block;
    background:#fef3c7;
    padding:4px 8px;
    margin:2px 0;
    border-left:4px solid #f59e0b;
}

.awt-summary-list{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(200px,1fr));
    gap:15px;
    margin-top:15px;
}

.awt-summary-item{
    background:#f8fafc;
    border-radius:10px;
    padding:15px;
    border:1px solid var(--border);
}

.awt-summary-item strong{
    display:block;
    margin-bottom:5px;
}

.awt-success{
    color:var(--success);
}

.awt-danger{
    color:var(--danger);
}

.awt-warning{
    color:var(--warning);
}

.awt-error{
    background:#fee2e2;
    color:#991b1b;
    padding:12px;
    border-radius:10px;
    margin-top:15px;
}

.awt-no-diff{
    background:#dcfce7;
    color:#166534;
    padding:15px;
    border-radius:10px;
    text-align:center;
    font-weight:600;
}

.awt-dark{
    background:#111827;
    color:#f9fafb;
}

.awt-dark .awt-panel,
.awt-dark .awt-card,
.awt-dark .awt-view,
.awt-dark .awt-report,
.awt-dark .awt-options{
    background:#1f2937;
    color:#fff;
}

.awt-dark textarea{
    background:#111827;
    color:#fff;
    border-color:#374151;
}

.awt-dark .awt-output{
    background:#111827;
    color:#fff;
    border-color:#374151;
}

@media(max-width:992px){

    .awt-inputs{
        grid-template-columns:1fr;
    }

    .awt-side-container{
        grid-template-columns:1fr;
    }
}

@media(max-width:768px){

    .awt-wrapper{
        padding:15px;
    }

    .awt-header h2{
        font-size:24px;
    }

    .awt-card span{
        font-size:22px;
    }

    .awt-btn{
        width:100%;
    }

    .awt-buttons{
        flex-direction:column;
    }

    .awt-export{
        flex-direction:column;
    }

    .awt-options{
        flex-direction:column;
        gap:10px;
    }
}

@media print{

    .awt-buttons,
    .awt-export,
    .awt-options,
    .awt-loading{
        display:none !important;
    }

    .awt-wrapper{
        margin:0;
        padding:0;
    }

    .awt-card,
    .awt-view,
    .awt-report{
        box-shadow:none;
        border:1px solid #ddd;
    }
}