:root{--navy:#182b49;--blue:#1679be;--ink:#172033;--muted:#617084;--line:#dce4ec;--soft:#f3f7fa;--white:#fff;font-family:Arial,Helvetica,sans-serif;color:var(--ink);background:var(--soft)}*{box-sizing:border-box}body{margin:0}.site-header{min-height:92px;padding:14px clamp(20px,5vw,72px);display:flex;align-items:center;justify-content:space-between;gap:30px;background:var(--white);border-bottom:1px solid var(--line)}.brand img{display:block;width:175px;max-height:62px;object-fit:contain}.site-header nav{display:flex;gap:28px;flex-wrap:wrap}.site-header a{color:var(--navy);text-decoration:none;font-weight:700}.site-header nav a:hover{color:var(--blue)}main{padding:70px 20px 90px;background:linear-gradient(145deg,#eef8fc 0,#f8fbfd 48%,#eef3f7 100%)}.intro{max-width:780px;margin:0 auto 36px;text-align:center}.eyebrow{margin:0 0 12px;color:var(--blue);font-size:13px;font-weight:800;letter-spacing:.14em;text-transform:uppercase}.intro h1{margin:0;color:var(--navy);font-size:clamp(36px,5vw,58px);line-height:1.05}.intro>p:last-child{margin:18px auto 0;max-width:670px;color:var(--muted);font-size:18px;line-height:1.65}.checkout-card{max-width:1040px;margin:auto;display:grid;grid-template-columns:.85fr 1.15fr;background:var(--white);border:1px solid var(--line);border-radius:20px;box-shadow:0 24px 70px rgba(24,43,73,.13);overflow:hidden}.summary{padding:48px;background:var(--navy);color:var(--white)}.summary>span{font-size:13px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:#7dd5ef}.summary h2{margin:16px 0 12px;font-size:27px;line-height:1.25}.summary p{margin:0 0 34px;color:#d8e6f2;line-height:1.6}.amount-field{display:block;margin-bottom:9px;font-weight:700}.amount-control{display:flex;align-items:center;background:var(--white);border-radius:10px;overflow:hidden;color:var(--navy)}.amount-control b{padding-left:18px;font-size:23px}.amount-control input{width:100%;padding:16px 16px 16px 7px;border:0;outline:0;font:700 25px/1 Arial;color:var(--navy)}.summary small{display:block;margin-top:9px;color:#b7d0e2}.payment-panel{padding:44px 48px}.secure-note{display:flex;gap:12px;align-items:center;margin-bottom:22px}.secure-note>span{display:grid;place-items:center;width:42px;height:42px;border-radius:50%;background:#e9f7fb}.secure-note strong,.secure-note small{display:block}.secure-note small{margin-top:4px;color:var(--muted)}.message{min-height:20px;margin:0 0 15px;color:var(--muted);font-size:14px}.message.success{color:#147a44}.message.error{color:#b42318}form label{display:block;margin-bottom:16px;font-size:13px;font-weight:700;color:#3a4758}.field-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}.paypal-field{height:50px;margin-top:8px;border:1px solid #b9c6d2;border-radius:8px;background:#fff;padding:12px}.paypal-field:empty:before{content:"Secure PayPal field";color:#9aa7b4;font-weight:400}#card-submit{width:100%;padding:15px 20px;border:0;border-radius:8px;background:var(--blue);color:#fff;font-size:16px;font-weight:800;cursor:pointer}#card-submit:hover:not(:disabled){background:#10689f}#card-submit:disabled{opacity:.58;cursor:not-allowed}.divider{display:flex;align-items:center;gap:12px;margin:25px 0;color:#7a8795;font-size:12px;text-transform:uppercase;letter-spacing:.08em}.divider:before,.divider:after{content:"";height:1px;flex:1;background:var(--line)}#paypal-button-container{min-height:45px}.privacy{text-align:center;color:var(--muted);font-size:12px;margin:17px 0 0}footer{padding:36px 20px;text-align:center;background:#fff;border-top:1px solid var(--line);color:var(--muted)}footer img{width:130px;max-height:50px;object-fit:contain}footer a{color:var(--blue);font-weight:700;text-decoration:none}@media(max-width:760px){.site-header{align-items:flex-start;flex-direction:column}.site-header nav{gap:14px;font-size:14px}.checkout-card{grid-template-columns:1fr}.summary,.payment-panel{padding:32px 24px}.field-row{grid-template-columns:1fr}main{padding-top:45px}}