*{margin:0;padding:0;box-sizing:border-box;}
[hidden]{display:none !important;}
body{font-family:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Arial,sans-serif;background:#f0f4f8;min-height:100vh;display:flex;align-items:center;justify-content:center;padding:2rem 1.5rem;color:#161616;}
.form-card{max-width:720px;width:100%;background:#fff;border-radius:32px;padding:2.5rem 2.8rem;box-shadow:0 20px 60px rgba(0,20,30,.08);transition:transform .2s ease,box-shadow .2s ease;}
.form-card.ancho{max-width:820px;}
.form-card:hover{transform:translateY(-2px);box-shadow:0 25px 70px rgba(0,20,30,.12);}
.marca{display:block;max-width:230px;width:60%;height:auto;margin:0 auto 1.4rem;}
.header{margin-bottom:2rem;border-bottom:2px solid #eef3f8;padding-bottom:1.5rem;display:flex;align-items:center;gap:1rem;flex-wrap:wrap;}
.header-logo{width:45px;height:45px;border-radius:50%;background:linear-gradient(135deg,#ff7100,#e05f00);display:flex;align-items:center;justify-content:center;flex-shrink:0;}
.header-logo svg{width:26px;height:26px;}
.header-text{flex:1;}
.header-text h1{font-size:1.6rem;font-weight:700;color:#161616;letter-spacing:-.5px;margin-bottom:.2rem;}
.header-text h1 span{color:#ff7100;}
.header-text .subhead{font-size:.85rem;color:#4a5f73;font-weight:400;display:flex;align-items:center;gap:6px;}
.header-text .subhead::before{content:"\2022";color:#ff7100;font-weight:700;font-size:1.2rem;}
.form-group{margin-bottom:1.4rem;}
label{display:block;font-size:.82rem;font-weight:600;color:#1a3344;margin-bottom:.35rem;letter-spacing:.2px;}
label .required{color:#d45c4c;margin-left:2px;}
input,select,textarea{width:100%;padding:.75rem 1rem;background:#f8fafc;border:1.5px solid #e2e9f0;border-radius:12px;font-size:.93rem;font-family:inherit;color:#161616;transition:all .25s ease;outline:none;}
input:focus,select:focus,textarea:focus{border-color:#0077b6;background:#fff;box-shadow:0 0 0 4px rgba(0,119,182,.1);}
textarea{resize:vertical;min-height:120px;}
.row-2col{display:grid;grid-template-columns:1fr 1fr;gap:1.1rem;}
.radio-group{display:flex;flex-wrap:wrap;gap:18px;padding-top:6px;align-items:center;}
.radio-group label{display:flex;align-items:center;gap:5px;font-weight:400;font-size:.85rem;cursor:pointer;margin-bottom:0;}
.radio-group input[type="radio"]{width:auto;margin-right:4px;accent-color:#ff7100;}
.section-title{font-size:1rem;font-weight:600;color:#161616;background:#eef3f8;padding:8px 14px;border-radius:8px;margin:24px 0 14px 0;}
.btn-submit{width:100%;padding:.9rem 1.8rem;background:#ff7100;border:none;border-radius:40px;color:#fff;font-size:1.05rem;font-weight:600;letter-spacing:.5px;cursor:pointer;transition:background .2s,transform .1s;margin-top:.5rem;box-shadow:0 8px 20px rgba(230,119,24,.3);font-family:inherit;}
.btn-submit:hover{background:#e05f00;transform:scale(1.01);}
.btn-submit:active{transform:scale(.97);}
.btn-submit:disabled{background:#f0b380;cursor:not-allowed;box-shadow:none;transform:none;}
.file-hint{display:block;color:#5e6f8d;margin-top:5px;font-size:.75rem;}
.file-input-wrapper{position:relative;display:flex;align-items:center;gap:12px;flex-wrap:wrap;}
.file-input-wrapper input[type="file"]{width:auto;padding:.6rem .8rem;background:#f8fafc;border:1.5px dashed #b0c4d9;border-radius:12px;cursor:pointer;}
.file-input-wrapper input[type="file"]::file-selector-button{padding:.4rem 1rem;border:none;border-radius:30px;background:#eef3f8;color:#1a3344;font-weight:500;font-size:.8rem;cursor:pointer;transition:background .2s;margin-right:10px;}
.file-input-wrapper input[type="file"]::file-selector-button:hover{background:#d5dfe9;}
.file-name{font-size:.85rem;color:#4a5f73;}
.feedback{margin-top:1rem;padding:.9rem 1.1rem;border-radius:12px;font-size:.9rem;font-weight:500;line-height:1.4;}
.feedback-ok{background:#e6f7ec;color:#1e7d43;border:1.5px solid #b6e6c7;}
.feedback-error{background:#fdecec;color:#b23b3b;border:1.5px solid #f3c4c4;}
.footer-note{margin-top:1.8rem;text-align:center;font-size:.78rem;color:#6a7f93;border-top:1px solid #edf3f8;padding-top:1.5rem;}
.footer-note strong{color:#161616;font-weight:600;}
.trampa{position:absolute;left:-9999px;top:auto;width:1px;height:1px;overflow:hidden;}
@media(max-width:600px){
.form-card{padding:1.8rem 1.2rem;}
.row-2col{grid-template-columns:1fr;gap:0;}
.header{flex-direction:column;align-items:flex-start;}
.header-text h1{font-size:1.3rem;}
.file-input-wrapper{flex-direction:column;align-items:stretch;}
}