*{box-sizing:border-box}
:root{--navy:#123b5d;--blue:#1d6384;--ink:#243746;--muted:#667987;--line:#dce5eb;--surface:#fff;--page:#f2f6f8;--pale:#eaf4f7}
body{margin:0;background:var(--page);color:var(--ink);font:16px/1.55 Arial,Helvetica,sans-serif}
.hero{background:linear-gradient(125deg,#103754,#1f6985);color:#fff;padding:36px 20px 42px}
.hero-inner{max-width:1040px;margin:0 auto}
.eyebrow{text-transform:uppercase;letter-spacing:.13em;font-size:12px;font-weight:700;margin:0 0 7px;color:#c5e5f0}
.eyebrow.dark{color:var(--blue)}
h1{font-size:clamp(32px,5vw,48px);line-height:1.1;margin:0 0 8px;letter-spacing:.02em}
.conference-title{font-size:clamp(17px,2.5vw,22px);margin:0 0 8px}
.event-meta{margin:0;color:#e2eff4;font-size:14px}
.container{max-width:1040px;margin:-20px auto 0;padding:0 18px 24px}
.card{background:var(--surface);border:1px solid #e2e9ed;border-radius:16px;padding:clamp(20px,4vw,38px);box-shadow:0 10px 35px rgba(24,54,74,.08)}
.section-heading{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;flex-wrap:wrap}
h2{font-size:clamp(24px,3vw,32px);line-height:1.2;margin:0 0 8px;color:var(--navy)}
.intro{margin:0;color:var(--muted)}
.status-pill{border-radius:30px;padding:6px 12px;background:#fff4d8;color:#75571a;font-size:12px;font-weight:700;white-space:nowrap}
.notice{margin:24px 0;padding:15px 18px;border:1px solid #c8e1ec;border-left:4px solid var(--blue);border-radius:10px;background:#f0f8fb}
.notice strong{color:var(--navy)}
.notice p{margin:5px 0 0;font-size:14px}
fieldset{border:0;border-top:1px solid var(--line);padding:25px 0 5px;margin:24px 0 0;min-width:0}
legend{padding:0 12px 0 0;font-size:19px;font-weight:700;color:var(--navy)}
legend>span{display:inline-flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:50%;background:var(--navy);color:#fff;font-size:13px;margin-right:7px}
legend small{font-size:13px;color:var(--muted);font-weight:400}
.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px 20px;margin-top:12px}
.field{min-width:0}
.field.full{grid-column:1/-1}
label,.label-static{display:block;font-size:14px;font-weight:700;margin-bottom:7px}
label span{color:#b13d36}
input:not([type=checkbox]):not([type=radio]),select{width:100%;min-height:45px;border:1px solid #c9d6de;border-radius:8px;padding:10px 12px;background:#fff;color:var(--ink);font:inherit}
input:focus,select:focus{outline:3px solid rgba(29,99,132,.16);border-color:var(--blue)}
input[type=checkbox],input[type=radio]{accent-color:var(--blue);width:17px;height:17px}
.field small,.helper{display:block;color:var(--muted);font-size:12px;margin-top:6px}
.period-box{display:flex;justify-content:space-between;align-items:center;gap:18px;flex-wrap:wrap;background:#f5f8fa;border:1px solid var(--line);border-radius:10px;padding:14px 16px}
.period-box strong{display:block;color:var(--blue);font-size:18px}
.period-box p{max-width:450px;margin:0;color:var(--muted);font-size:13px}
.fee-summary{display:flex;justify-content:space-between;align-items:center;gap:16px;background:var(--pale);border-radius:12px;padding:18px 20px;margin:16px 0}
.muted{font-size:13px;color:var(--muted)}
.fee-summary p{margin:3px 0 0;font-weight:600}
.fee-summary strong{font-size:clamp(25px,4vw,32px);color:var(--navy);white-space:nowrap}
.fee-table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:9px}
table{width:100%;border-collapse:collapse;font-size:13px;min-width:510px}
th,td{padding:11px 12px;text-align:left;border-bottom:1px solid var(--line)}
th{background:#f6f9fa;color:var(--navy);font-size:12px}
tr:last-child td{border-bottom:0}
.payment-options{display:flex;gap:10px;flex-wrap:wrap}
.payment-options label{display:flex;align-items:center;gap:8px;border:1px solid var(--line);border-radius:9px;padding:11px 13px;margin:0;font-weight:500}
.declaration{display:flex;align-items:flex-start;gap:10px;font-weight:400;line-height:1.5}
.declaration input{flex:0 0 auto;margin-top:4px}
.form-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}
button{border:0;border-radius:9px;padding:12px 18px;font:700 15px Arial,sans-serif;cursor:pointer}
.primary-button{background:var(--navy);color:white}
.secondary-button{background:#e8eef2;color:var(--ink)}
button:hover{filter:brightness(.96)}
.preview-warning{padding:12px 14px;border-radius:8px;background:#fff7e7;color:#795a1e;font-size:13px;margin:15px 0 0}
footer{text-align:center;color:var(--muted);font-size:12px;padding:22px 0 0}
@media(max-width:640px){.hero{padding:28px 18px 36px}.container{padding-left:10px;padding-right:10px}.card{border-radius:12px}.grid{grid-template-columns:1fr}.field.full{grid-column:auto}.fee-summary{align-items:flex-start;flex-direction:column}.form-actions button{width:100%}}