/* ==========================================
            PREMIUM UPLOAD SECTION
========================================== */

.upload-section{

    padding:80px 0;

    background:linear-gradient(180deg,#08111f,#0f172a);

}

.upload-container{

    max-width:900px;

    margin:auto;

}

/* ==========================================
                DROP ZONE
========================================== */

.drop-zone{

    position:relative;

    border:3px dashed rgba(59,130,246,.45);

    border-radius:28px;

    background:rgba(255,255,255,.04);

    backdrop-filter:blur(16px);

    transition:.35s;

    cursor:pointer;

    overflow:hidden;

}

.drop-zone:hover{

    transform:translateY(-4px);

    border-color:#3b82f6;

    box-shadow:0 25px 70px rgba(37,99,235,.20);

}

.drop-zone.drag-over{

    border-color:#60a5fa;

    background:rgba(37,99,235,.08);

    transform:scale(1.02);

}

/* ==========================================
            INNER CONTENT
========================================== */

.upload-content{

    display:flex;

    flex-direction:column;

    justify-content:center;

    align-items:center;

    padding:70px 30px;

    text-align:center;

}

.upload-icon{

    width:120px;

    height:120px;

    display:flex;

    justify-content:center;

    align-items:center;

    border-radius:50%;

    background:linear-gradient(135deg,#2563eb,#3b82f6);

    color:white;

    font-size:52px;

    margin-bottom:25px;

    box-shadow:0 15px 40px rgba(37,99,235,.35);

}

.upload-content h2{

    color:white;

    font-size:38px;

    margin-bottom:15px;

    font-weight:800;

}

.upload-subtitle{

    color:#94a3b8;

    font-size:18px;

    margin-bottom:30px;

}

/* ==========================================
            BROWSE BUTTON
========================================== */

.browse-btn{

    display:inline-flex;

    align-items:center;

    gap:12px;

    padding:16px 34px;

    border-radius:14px;

    background:linear-gradient(135deg,#2563eb,#3b82f6);

    color:white;

    font-weight:700;

    font-size:17px;

    transition:.35s;

    margin-bottom:30px;

}

.browse-btn:hover{

    transform:translateY(-3px);

    box-shadow:0 18px 40px rgba(37,99,235,.30);

}

/* ==========================================
            UPLOAD INFO BADGES
========================================== */

.upload-info{

    display:flex;

    justify-content:center;

    align-items:center;

    flex-wrap:wrap;

    gap:18px;

    margin-top:20px;

}

.upload-info span{

    padding:10px 18px;

    border-radius:999px;

    background:rgba(255,255,255,.06);

    border:1px solid rgba(255,255,255,.08);

    color:#cbd5e1;

    font-size:15px;

    font-weight:600;

    transition:.3s;

}

.upload-info span:hover{

    background:#2563eb;

    color:#fff;

    transform:translateY(-2px);

}

/* ==========================================
            FILE PREVIEW CARD
========================================== */

.file-card{

    width:100%;

    margin-top:35px;

    padding:18px 22px;

    border-radius:18px;

    background:rgba(255,255,255,.08);

    border:1px solid rgba(255,255,255,.10);

    display:flex;

    align-items:center;

    justify-content:space-between;

    gap:18px;

    animation:fadeUp .35s ease;

}

.file-card i{

    font-size:42px;

    color:#22c55e;

}

.file-card h4{

    color:#fff;

    font-size:18px;

    margin-bottom:6px;

    word-break:break-word;

}

.file-card p{

    color:#94a3b8;

    font-size:14px;

}

/* ==========================================
            REMOVE BUTTON
========================================== */

#removeFile{

    width:42px;

    height:42px;

    border:none;

    border-radius:50%;

    cursor:pointer;

    background:#ef4444;

    color:#fff;

    font-size:18px;

    transition:.3s;

}

#removeFile:hover{

    transform:scale(1.08);

    background:#dc2626;

}

/* ==========================================
            LOADER
========================================== */

#loader{

    display:none;

    position:fixed;

    inset:0;

    background:rgba(8,17,31,.75);

    backdrop-filter:blur(6px);

    justify-content:center;

    align-items:center;

    z-index:9999;

}

.loader-box{

    width:340px;

    background:#111827;

    border-radius:22px;

    padding:30px;

    text-align:center;

    box-shadow:0 25px 60px rgba(0,0,0,.35);

}

.loader-box h3{

    color:#fff;

    margin-bottom:18px;

    font-size:22px;

}

.loader-spinner{

    width:70px;

    height:70px;

    margin:0 auto 20px;

    border:6px solid rgba(255,255,255,.15);

    border-top-color:#3b82f6;

    border-radius:50%;

    animation:spin 1s linear infinite;

}

.progress{

    width:100%;

    height:10px;

    border-radius:999px;

    background:#1f2937;

    overflow:hidden;

    margin-top:20px;

}

#progressBar{

    width:0%;

    height:100%;

    background:linear-gradient(90deg,#2563eb,#60a5fa);

    transition:width .35s;

}

/* ==========================================
            ANIMATIONS
========================================== */

@keyframes spin{

    to{

        transform:rotate(360deg);

    }

}

@keyframes fadeUp{

    from{

        opacity:0;

        transform:translateY(18px);

    }

    to{

        opacity:1;

        transform:translateY(0);

    }

}

/* ==========================================
            SUCCESS MESSAGE
========================================== */

.success-box{

    margin-top:30px;

    padding:20px;

    border-radius:18px;

    background:rgba(34,197,94,.12);

    border:1px solid rgba(34,197,94,.35);

    text-align:center;

    animation:fadeUp .4s ease;

}

.success-box i{

    font-size:48px;

    color:#22c55e;

    margin-bottom:15px;

}

.success-box h3{

    color:#22c55e;

    margin-bottom:10px;

}

.success-box p{

    color:#cbd5e1;

}

/* ==========================================
            BUTTONS
========================================== */

.convert-btn{

    width:100%;

    padding:18px;

    margin-top:30px;

    border:none;

    border-radius:16px;

    background:linear-gradient(135deg,#2563eb,#3b82f6);

    color:#fff;

    font-size:18px;

    font-weight:700;

    cursor:pointer;

    transition:.35s;

}

.convert-btn:hover{

    transform:translateY(-3px);

    box-shadow:0 20px 45px rgba(37,99,235,.30);

}

.convert-btn:disabled{

    opacity:.6;

    cursor:not-allowed;

}

/* ==========================================
            OPTIONS
========================================== */

.tool-options{

    margin-top:35px;

    display:grid;

    grid-template-columns:repeat(auto-fit,minmax(220px,1fr));

    gap:20px;

}

.option-group{

    display:flex;

    flex-direction:column;

}

.option-group label{

    color:#fff;

    margin-bottom:10px;

    font-weight:600;

}

.option-group input,

.option-group select{

    background:#111827;

    border:1px solid rgba(255,255,255,.10);

    color:#fff;

    border-radius:12px;

    padding:14px;

    outline:none;

    transition:.3s;

}

.option-group input:focus,

.option-group select:focus{

    border-color:#3b82f6;

    box-shadow:0 0 0 3px rgba(59,130,246,.20);

}

/* ==========================================
            MOBILE
========================================== */

@media(max-width:992px){

.upload-content{

padding:60px 25px;

}

.upload-content h2{

font-size:32px;

}

.upload-icon{

width:100px;

height:100px;

font-size:46px;

}

}

@media(max-width:768px){

.drop-zone{

border-radius:22px;

}

.upload-content{

padding:45px 20px;

}

.upload-icon{

width:85px;

height:85px;

font-size:40px;

margin-bottom:20px;

}

.upload-content h2{

font-size:28px;

}

.upload-subtitle{

font-size:16px;

}

.browse-btn{

width:100%;

justify-content:center;

}

.file-card{

flex-direction:column;

text-align:center;

}

.upload-info{

gap:12px;

}

.upload-info span{

font-size:14px;

padding:8px 14px;

}

.convert-btn{

font-size:17px;

padding:16px;

}

}

@media(max-width:480px){

.upload-content{

padding:35px 18px;

}

.upload-content h2{

font-size:24px;

}

.upload-subtitle{

font-size:15px;

}

.upload-icon{

width:70px;

height:70px;

font-size:32px;

}

.browse-btn{

font-size:16px;

padding:14px 20px;

}

.file-card{

padding:16px;

}

.loader-box{

width:90%;

padding:25px;

}

}

/* ==========================
        QUALITY BOX
========================== */

.quality-box{

    width:100%;

    max-width:650px;

    margin:35px auto;

    text-align:left;

}

.quality-box label{

    display:block;

    color:#ffffff;

    font-size:18px;

    font-weight:700;

    margin-bottom:18px;

}

.quality-box input[type="range"]{

    width:100%;

    accent-color:#3b82f6;

    cursor:pointer;

}

.quality-box p{

    margin-top:12px;

    color:#cbd5e1;

    font-size:16px;

}

/* ==========================
      COMPRESS BUTTON
========================== */

.compress-btn{

    width:100%;

    max-width:650px;

    margin:30px auto 0;

    display:flex;

    justify-content:center;

    align-items:center;

    gap:12px;

    padding:18px;

    border:none;

    border-radius:16px;

    background:linear-gradient(135deg,#2563eb,#3b82f6);

    color:#ffffff;

    font-size:20px;

    font-weight:700;

    cursor:pointer;

    transition:.35s;

}

.compress-btn:hover{

    transform:translateY(-3px);

    box-shadow:0 18px 40px rgba(37,99,235,.35);

}
/* =========================================================
        TOOLHUB — COMPACT SHARED UPLOAD OVERRIDE
========================================================= */

.upload-wrapper .drop-zone{
    border-width:2px;
    border-radius:20px;
}

.upload-wrapper .upload-content{
    padding:44px 28px;
    min-height:250px;
}

.upload-wrapper .upload-icon{
    width:78px;
    height:78px;
    font-size:36px;
    margin-bottom:18px;
}

.upload-wrapper .upload-content h2{
    font-size:29px;
    margin-bottom:10px;
}

.upload-wrapper .upload-subtitle{
    font-size:15px;
    margin-bottom:18px;
}

.upload-wrapper .browse-btn{
    padding:13px 25px;
    font-size:15px;
    border-radius:12px;
    margin-bottom:15px;
}

.upload-wrapper .upload-info{
    gap:10px;
    margin-top:12px;
}

.upload-wrapper .upload-info span{
    padding:7px 13px;
    font-size:12px;
}

@media(max-width:768px){
    .upload-wrapper .upload-content{
        min-height:220px;
        padding:35px 20px;
    }

    .upload-wrapper .upload-icon{
        width:68px;
        height:68px;
        font-size:31px;
    }
}

@media(max-width:480px){
    .upload-wrapper .upload-content{
        min-height:200px;
        padding:30px 16px;
    }

    .upload-wrapper .upload-content h2{
        font-size:22px;
    }
}

/* =====================================================
   TOOLHUB — EXTRA COMPACT UPLOAD SIZE (100% DESKTOP)
===================================================== */

.upload-container{
    max-width:620px;
}

.drop-zone{
    border-width:2px;
    border-radius:18px;
}

.upload-content{
    padding:32px 22px;
}

.upload-icon{
    width:62px;
    height:62px;
    font-size:30px;
    margin-bottom:14px;
}

.upload-content h2{
    font-size:25px;
    margin-bottom:8px;
}

.upload-subtitle{
    font-size:14px;
    margin-bottom:16px;
}

.browse-btn{
    gap:8px;
    padding:11px 22px;
    border-radius:10px;
    font-size:14px;
    margin-bottom:16px;
}

.upload-info{
    gap:10px;
    margin-top:10px;
}

@media(max-width:768px){
    .upload-container{
        max-width:calc(100% - 30px);
    }

    .upload-content{
        padding:28px 18px;
    }
}