.ttiq-calculator{
    max-width:780px;
    margin:32px auto;
    background:#ffffff;
    border:1px solid #e1e4e8;
    border-radius:14px;
    overflow:hidden;
    box-shadow:0 10px 30px rgba(0,0,0,0.05);
    font-family:-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

.ttiq-head{
    padding:24px 32px;
    background:#6CD1EB;
    border-bottom:1px solid #edf2f7;
}

.ttiq-kicker{
    font-size:12px;
    letter-spacing:1.2px;
    font-weight:700;
    color:#fff;
    text-transform:uppercase;
}

.ttiq-head h3{
    margin:6px 0 0;
    font-size:24px;
    color:#fff!important;
    font-weight:700;
}

.ttiq-fixed{
    display:flex;
    gap:10px;
    padding:18px 32px;
    flex-wrap:wrap;
    border-bottom:1px solid #edf2f7;
    background:#ffffff;
}

.ttiq-fixed>div{
    background:#f1f5f9;
	color:#FF8000;
    padding:8px 14px;
    border-radius:8px;
    border:1px solid #e2e8f0;
}

.ttiq-fixed span{
    font-size:12px;
    color:#64748b;
    margin-right:6px;
    font-weight:600;
}

.ttiq-options{
	padding:32px;
    display:grid;
    grid-template-columns:repeat(2,1fr);
    gap:24px;
	
}

.ttiq-field label{
    display:block;
    font-weight:600;
    margin-bottom:8px;
    color:#334155;
    font-size:14px;
}

.ttiq-field select{
    width:100%;
    padding:12px 14px;
    border:1px solid #cbd5e1;
    border-radius:8px;
    background:#DEFAF9;
    color:#0f172a;
    font-size:15px;
    transition:all 0.2s ease;
}

.ttiq-field select:focus{
    outline:none;
    border-color:#0284c7;
    box-shadow:0 0 0 3px rgba(2, 132, 199, 0.15);
}

.ttiq-note{
    margin:12px 12px;
    padding:14px 16px;
    background:#f0f9ff;
    border:1px solid #bae6fd;
    border-radius:8px;
    color:#0369a1;
    font-size:13px;
    line-height:1.5;
}

.ttiq-total{
    margin:0 32px;
    padding:28px;
    border-radius:12px;
    background:linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
    color:#fff;
    box-shadow:0 8px 20px rgba(15, 23, 42, 0.15);
}

.ttiq-total span, .ttiq-total small{
    display:block;
}

.ttiq-total span{
    font-size:13px;
    color:#94a3b8;
    text-transform:uppercase;
    letter-spacing:0.5px;
    font-weight:600;
}

.ttiq-price{
    display:block;
    font-size:36px;
    font-weight:800;
    margin:8px 0;
    color:#ffffff;
    letter-spacing:-0.5px;
}

.ttiq-unit{
    display:block;
    font-size:14px;
    color:#38bdf8;
    font-weight:600;
}

.ttiq-summary{
    margin:24px 32px;
    color:#475569;
    font-size:14px;
    line-height:1.6;
    font-weight:500;
}

.ttiq-actions{
    padding:0 32px 32px;
    display:flex;
    gap:12px;
}

.ttiq-actions button, .ttiq-contact{
    padding:14px 22px;
    border:0;
    border-radius:8px;
    font-weight:700;
    cursor:pointer;
    text-decoration:none;
    font-size:14px;
    transition:all 0.2s ease;
}

.ttiq-copy{
    background:#CDFAF8;
    color:#334155;
}

.ttiq-copy:hover{
    background:#AAFAF6;
}

.ttiq-contact{
    background:#6CD1EB;
    color:#fff !important; /* Thêm !important để ghi đè theme */
    flex-grow:1;
    text-align:center;
}

.ttiq-contact:hover{
    background:#2CE5F2;
    color:#fff !important;
}

.ttiq-error{
    padding:15px;
    border:1px solid #dc3232;
    color:#a00;
}

.ttiq-admin-box{
    background:#fff;
    border:1px solid #dcdcde;
    padding:16px 20px;
    margin:18px 0;
}

.ttiq-admin-box li{
    margin:7px 0;
}

.ttiq-price-table{
    max-width:700px;
    margin-bottom:20px;
}

.ttiq-price-table input{
    width:180px;
}

.ttiq-admin .ttiq-layout{
    display:grid;
    grid-template-columns:240px 1fr;
    gap:24px;
}

.ttiq-admin aside{
    background:#fff;
    border:1px solid #dcdcde;
    padding:14px;
}

.ttiq-admin aside h2{
    margin-top:0;
}

.ttiq-admin aside a{
    display:block;
    padding:9px 10px;
    text-decoration:none;
    border-radius:6px;
    margin-bottom:4px;
}

.ttiq-admin aside a.active{
    background:#2271b1;
    color:#fff;
}

@media(max-width:800px){
    .ttiq-admin .ttiq-layout{grid-template-columns:1fr}
}

@media(max-width:600px){
    .ttiq-options{grid-template-columns:1fr}
    .ttiq-total{margin:0 20px}
    .ttiq-summary{margin:24px 20px}
    .ttiq-actions{padding:0 20px 20px}
    .ttiq-note{margin-left:20px;margin-right:20px}
    .ttiq-head, .ttiq-fixed{padding-left:20px;padding-right:20px}
}