.wrap-user{width:100%;max-width:300px;margin:auto;background:#fff;border-radius:10px;position:relative;z-index:1}
.title-user{background-color:#d9edf7;padding:12px 15px;border-radius:5px 5px 0px 0px;}
.title-user span{color:#000;font-weight:600;text-transform:uppercase;}
.title-user a{color:#0056b3;font-size:12px;}
.form-user{padding:20px}
.input-user{margin-bottom:20px;}
.input-user input{font-size:14px;height:40px;border-radius:8px!important;}
.button-user{margin-bottom:1rem;}
.button-user input{font-size:14px;}
.checkbox-user,.radio-user{cursor:pointer;}
.checkbox-user input{top:calc(50% - 1.25rem/2);height:auto;}
.checkbox-user label{font-size:14px;cursor:pointer;}
.checkbox-user label::before,.checkbox-user label::after{top:calc(50% - 1rem/2);}
.radio-user{margin-right:1rem;}
.radio-user:last-child{margin-right:0px;}
.radio-user label::before,.radio-user label::after{top:calc(50% - 1rem/2);}
.note-user{font-size:14px;border-top:1px solid #ddd;padding-top:0.5rem;}
.input-group{display:block;}
.input-user label{display:block;font-weight:500;font-size:15px;}
.btn-login{display:block;background:var(--color);text-transform:uppercase;color:#fff;transition:0.3s;width:100%;border:none;padding:9px;border-radius:9px;font-weight:600;font-size:15px!important;}
.btn-login:hover{background:#9A0000}
.forget-password{display:inline-block;color:black;text-decoration:underline;font-size:15px;transition:0.3s}
.forget-password:hover{color:var(--color)}
.wrap-infor{margin-top:70px;}

/* css upload images */
.subtitle{text-align:center;margin-bottom:24px;font-size:14px;color:#666;}
.upload-container{padding:80px 30px 30px 30px}
.upload-container{max-width: 400px;width: 100%;margin:0 auto;}
.upload-grid{ display:grid;grid-template-columns: repeat(1,1fr);gap:16px;}
.upload-item{display:flex;flex-direction:column;gap:8px;}
.upload-label{font-size:15px;font-weight:500;color:#000;display:flex;align-items:center;gap:6px;}
.upload-label span.index{display:inline-flex;align-items:center;justify-content:center;width:18px;height:18px;border-radius:50%;background:var(--color);color:#fff;font-size:11px;}
.image-box{position:relative;width:100%;aspect-ratio:1 / 1; /* luôn vuông, responsive */border-radius:14px;border:1px dashed #CED4DA;background:radial-gradient(circle at top left,#eef2ff,#f9fafb);cursor:pointer;overflow:hidden;display:flex;align-items:center;justify-content:center;transition:all 0.2s ease;}
.image-box:hover{border-style:solid;border-color:var(--color);box-shadow:0 8px 20px rgba(79,70,229,0.18);transform:translateY(-1px);}
.image-box-inner{text-align:center;padding:10px;color:#6b7280;font-size:13px;}
.image-box-icon{font-size:28px;margin-bottom:4px;}
.image-box-text-main{font-weight:600;margin-bottom:2px;}
.image-box-text-sub{font-size:11px;color:#9ca3af;}
.image-box img{width:100%;height:100%;object-fit:cover;display:block;}
.hint-text{margin-top: 20px;
    font-size: 12px;
    color: #fff;
    text-align: left;}
.upload-container button[type="submit"]{margin-top:18px;display:block;width:100%;border:none;border-radius:999px;padding:12px 16px;font-size:15px;font-weight:600;cursor:pointer;background:linear-gradient(135deg,#4f46e5,#6366f1);color:#fff;box-shadow:0 8px 18px rgba(79,70,229,0.35);transition:transform 0.15s ease,box-shadow 0.15s ease,opacity 0.15s ease;}
.upload-container button[type="submit"]:hover{transform:translateY(-1px);box-shadow:0 12px 26px rgba(79,70,229,0.45);opacity:0.96;}
.small-box{width: 150px;height: 150px;margin:0 auto;}
.upload-container .upload-label span.index{background: #fff;color: #000}
.upload-container .upload-label{color: #ffff}
.upload-container .image-box{aspect-ratio:1/0.3;background: #fff}
.upload-container .image-box img{object-fit: contain;}
/* Popup chọn nguồn ảnh */
.source-popup{position:fixed;inset:0;background:rgba(15,23,42,0.5);display:none;align-items:flex-end;justify-content:center;z-index:999;}
@media (min-width:640px){
    .source-popup{align-items:center;}
}
.source-popup-content{width:100%;max-width:360px;background:#ffffff;padding:16px 16px 12px;border-radius:18px 18px 0 0;box-shadow:0 -10px 30px rgba(15,23,42,0.25);animation:slideUp 0.2s ease-out;}
@media (min-width:640px){
    .source-popup-content{border-radius:18px;}
}
@keyframes slideUp{
    from{transform:translateY(20px);opacity:0;}
    to{transform:translateY(0);opacity:1;}
}
.popup-title{font-size:16px;font-weight:600;margin-bottom:12px;text-align:center;}
.source-popup-content button{display:block;width:100%;padding:10px 12px;margin-bottom:8px;border-radius:10px;border:none;cursor:pointer;font-size:14px;font-weight:500;}
.btn-camera{background:#22c55e;color:#fff;}
.btn-gallery{background:#0ea5e9;color:#fff;}
.btn-cancel{background:#e5e7eb;color:#374151;}