.itin-page{
    width:92%;
    max-width:1440px;
    margin:0 auto;
    padding:70px 0 100px;
}

.itin-hero{
    text-align:center;
    max-width:900px;
    margin:0 auto 60px;
}

.itin-hero h1,
.itin-hero h2{
    font-family:"Google Sans", Georgia,serif;
    font-size:clamp(42px,5vw,70px);
    line-height:1.05;
    color:var(--brand-dark);
}

.itin-hero h2{
    color:var(--brand-purple);
}

.itin-hero p{
    margin-top:20px;
    color:var(--brand-muted);
    font-size:21px;
    line-height:1.7;
}

.itin-layout{
    display:grid;
    grid-template-columns:minmax(0,1fr) 520px;
    gap:42px;
    align-items:start;
}

.itin-main-card,
.itin-summary-card,
.itin-checkout-card{
    background:white;
    border:1px solid var(--border);
    border-radius:26px;
    padding:36px;
    box-shadow:0 22px 60px rgba(32,35,49,.06);
}

.itin-main-card h2,
.itin-summary-card h2,
.itin-checkout-header h1{
    color:var(--brand-dark);
    font-size:32px;
    margin-bottom:22px;
}

.itin-main-card label{
    display:block;
    color:var(--brand-dark);
    font-weight:800;
    margin-bottom:8px;
}

.itin-main-card input,
.itin-main-card select{
    width:100%;
    height:58px;
    border:1px solid #d8d1ca;
    border-radius:10px;
    padding:0 18px;
    font-size:17px;
    margin-bottom:18px;
}

.itin-main-card input:focus,
.itin-main-card select:focus{
    outline:none;
    border-color:var(--brand-purple);
    box-shadow:0 0 0 4px rgba(128,82,226,.12);
}

.itin-grid{
    display:grid;
    gap:14px;
}

.itin-grid.two{
    grid-template-columns:repeat(2,1fr);
}

.itin-grid.three{
    grid-template-columns:repeat(3,1fr);
}

.itin-note{
    color:var(--brand-muted);
    line-height:1.5;
    margin-bottom:18px;
}

.itin-summary-card{
    position:sticky;
    top:110px;
}

.itin-summary-card h3{
    margin:34px 0 18px;
    font-size:24px;
    color:var(--brand-dark);
}

.itin-summary-item{
    display:flex;
    justify-content:space-between;
    gap:24px;
    padding:18px 0;
    border-bottom:1px solid var(--border);
}

.itin-summary-item strong{
    color:var(--brand-dark);
    font-size:18px;
}

.itin-summary-item small{
    display:block;
    color:var(--brand-muted);
    margin-top:6px;
}

.itin-addon-list{
    display:grid;
    gap:18px;
}

.itin-addon-card{
    display:block;
    padding:22px;
    border:1px solid var(--border);
    border-radius:18px;
    cursor:pointer;
    box-shadow:0 12px 30px rgba(32,35,49,.05);
}

.itin-addon-card p{
    color:var(--brand-muted);
    line-height:1.5;
    margin:16px 0;
}

.itin-addon-top{
    display:flex;
    align-items:center;
    gap:12px;
}

.itin-addon-top input{
    width:22px;
    height:22px;
    accent-color:var(--brand-purple);
}

.itin-promo{
    margin:28px 0;
    color:var(--brand-purple);
    font-weight:800;
}

.itin-total-row{
    display:flex;
    justify-content:space-between;
    align-items:center;
    padding:14px 0;
    font-size:18px;
}

.itin-total-row.total{
    border-top:2px solid var(--brand-dark);
    font-size:22px;
    font-weight:900;
}

.itin-submit-btn,
.itin-paypal-btn{
    width:100%;
    min-height:60px;
    border:0;
    border-radius:16px;
    background:var(--brand-purple);
    color:white;
    font-weight:900;
    font-size:17px;
    cursor:pointer;
    margin-top:24px;
    text-decoration:none;
    display:flex;
    align-items:center;
    justify-content:center;
}

.itin-paypal-btn{
    background:white;
    color:var(--brand-purple);
    border:1px solid var(--brand-purple);
}

.itin-checkout-card{
    max-width:760px;
    margin:0 auto;
}

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

.itin-checkout-header p{
    color:var(--brand-muted);
    font-size:18px;
}

@media(max-width:1100px){
    .itin-layout{
        grid-template-columns:1fr;
    }

    .itin-summary-card{
        position:static;
    }
}

@media(max-width:700px){
    .itin-page{
        padding:40px 0 70px;
    }

    .itin-grid.two,
    .itin-grid.three{
        grid-template-columns:1fr;
    }

    .itin-main-card,
    .itin-summary-card,
    .itin-checkout-card{
        padding:26px;
        border-radius:22px;
    }

    .itin-hero h1,
    .itin-hero h2{
        font-size:40px;
    }
}