* { box-sizing: border-box; }
.registration-page { margin: 0; background: #f3f6f8; color: #102d4b; }
.registration-header { height: 86px; padding: 0 max(4vw, 24px); display: flex; align-items: center; justify-content: space-between; background: #fff; border-bottom: 1px solid #dce4ea; }
.registration-header .brand img { width: 140px; height: 68px; object-fit: contain; }
.back-link { color: #36546d; font-size: 14px; font-weight: 700; }
.registration-main { min-height: calc(100vh - 86px); display: grid; grid-template-columns: minmax(420px, .9fr) minmax(560px, 1.1fr); }
.event-panel { position: sticky; top: 0; height: calc(100vh - 86px); overflow: hidden; background: linear-gradient(145deg, #031b36, #064b88); color: #fff; }
.blueprint-grid { position: absolute; inset: 0; opacity: .16; background-image: linear-gradient(#fff 1px, transparent 1px), linear-gradient(90deg, #fff 1px, transparent 1px); background-size: 40px 40px; }
.event-panel::after { content: ""; position: absolute; width: 390px; height: 390px; border: 90px solid #ff68001a; border-radius: 50%; right: -200px; bottom: -180px; }
.event-content { position: relative; z-index: 2; padding: 7vh 7vw; max-width: 760px; }
.event-label { display: inline-block; margin: 0 0 22px; padding: 7px 13px; background: #ff6800; color: #fff; font: 800 15px "Barlow Condensed"; letter-spacing: 1.5px; }
.event-content h1 { margin: 0 0 24px; font: 900 clamp(44px, 4.6vw, 72px)/.92 "Barlow Condensed"; text-transform: uppercase; }
.event-content h1 em { color: #ff7a1d; font-style: normal; }
.event-summary { max-width: 620px; color: #d9e6ef; font-size: 16px; line-height: 1.65; }
.event-data { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin: 30px 0; }
.event-data article { display: flex; gap: 12px; align-items: center; padding: 15px; background: #ffffff12; border: 1px solid #ffffff20; }
.data-icon { color: #ff7a1d; font-size: 22px; }
.event-data div { display: grid; gap: 3px; }
.event-data small { color: #99b3c7; font-size: 10px; letter-spacing: 1px; }
.event-data strong { font-size: 14px; }
.event-benefits { border-top: 1px solid #ffffff25; padding-top: 20px; }
.event-benefits p { font-size: 14px; }
.event-benefits span { display: inline-grid; place-items: center; width: 23px; height: 23px; margin-right: 8px; color: #062a54; background: #ff6800; font-weight: 900; }
.sponsor-strip { display: flex; align-items: center; gap: 16px; margin-top: 25px; font-size: 12px; color: #aac0d0; }
.sponsor-strip img { width: 145px; height: 62px; object-fit: contain; background: #fff; border-radius: 5px; padding: 6px; }
.form-panel { padding: 60px clamp(28px, 6vw, 90px); background: #fff; }
.form-wrap { max-width: 720px; margin: 0 auto; }
.form-step { display: flex; align-items: center; gap: 10px; color: #557084; font-size: 13px; }
.form-step span { display: grid; place-items: center; width: 31px; height: 31px; color: #fff; background: #ff6800; border-radius: 50%; font-weight: 800; }
.form-wrap h2 { margin: 18px 0 6px; font: 900 48px "Barlow Condensed"; text-transform: uppercase; color: #062a54; }
.form-intro { margin: 0 0 32px; color: #64798a; font-size: 14px; line-height: 1.6; }
.event-form { display: grid; gap: 19px; }
.field-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.event-form label:not(.check-label) { display: grid; gap: 8px; color: #233f58; font-size: 13px; font-weight: 700; }
.event-form input:not([type="radio"]):not([type="checkbox"]), .event-form select { width: 100%; min-height: 51px; padding: 0 14px; border: 1px solid #cbd6de; border-radius: 3px; background: #f8fafb; color: #18364e; font: 14px Inter; outline: none; }
.event-form input:focus, .event-form select:focus { border-color: #0a66a8; box-shadow: 0 0 0 3px #0a66a81a; background: #fff; }
.event-form fieldset { margin: 0; padding: 17px; border: 1px solid #d7e0e6; }
.event-form legend { padding: 0 7px; font-size: 13px; font-weight: 700; }
.radio-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.radio-grid label { display: flex !important; align-items: center; gap: 8px; font-weight: 500 !important; }
.check-label { display: flex; gap: 10px; align-items: flex-start; color: #516a7e; font-size: 12px; line-height: 1.5; }
.check-label input { margin-top: 3px; accent-color: #ff6800; }
.register-submit { width: 100%; min-height: 58px; display: flex; align-items: center; justify-content: center; gap: 25px; border: 0; border-left: 7px solid #062a54; background: #ff6800; color: #062a54; font: 900 18px "Barlow Condensed"; letter-spacing: .5px; cursor: pointer; transition: .2s; }
.register-submit:hover { background: #ff8426; transform: translateY(-2px); }
.privacy-note { text-align: center; color: #8294a1; font-size: 11px; line-height: 1.5; }
.success-card { padding: 45px 0; text-align: center; }
.success-icon { width: 72px; height: 72px; margin: 0 auto 25px; display: grid; place-items: center; border-radius: 50%; background: #ff6800; color: #062a54; font-size: 40px; font-weight: 900; }
.success-card h2 { font-size: 52px; }
.success-card > p:not(.event-label) { color: #526a7d; line-height: 1.7; }
.success-reminder { margin: 27px 0; padding: 20px; background: #eff6fb; border-left: 5px solid #0a66a8; color: #244761; line-height: 1.6; }
.success-link { text-decoration: none; }

/* Modal de confirmación */
.success-modal { position: fixed; inset: 0; z-index: 1000; padding: 20px; }
.success-modal:not([hidden]) { display: grid; place-items: center; }
.success-overlay { position: absolute; inset: 0; background: rgba(6, 42, 84, 0.72); backdrop-filter: blur(2px); animation: fadeIn .25s ease; }
.success-modal .success-card { position: relative; z-index: 1; background: #fff; max-width: 520px; width: 100%; max-height: 90vh; overflow-y: auto; padding: 45px 40px; border-radius: 4px; box-shadow: 0 30px 70px rgba(0,0,0,.35); animation: popIn .3s ease; }
.success-close { position: absolute; top: 14px; right: 14px; width: 34px; height: 34px; border: 0; background: #f3f6f8; color: #526a7d; font-size: 16px; font-weight: 700; border-radius: 50%; cursor: pointer; }
.success-close:hover { background: #eaeef1; }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes popIn { from { opacity: 0; transform: translateY(20px) scale(.97); } to { opacity: 1; transform: none; } }
@media (max-width: 600px) {
  .success-modal .success-card { padding: 36px 24px; }
  .success-card h2 { font-size: 38px; }
}
@media (max-width: 960px) {
  .registration-main { grid-template-columns: 1fr; }
  .event-panel { position: relative; height: auto; }
  .event-content { padding: 65px 8vw; }
  .form-panel { padding: 55px 8vw; }
}
@media (max-width: 600px) {
  .registration-header { height: 70px; }
  .registration-header .brand img { width: 112px; height: 56px; }
  .back-link { font-size: 12px; }
  .event-content { padding: 50px 24px; }
  .event-content h1 { font-size: 43px; }
  .event-data { grid-template-columns: 1fr; }
  .form-panel { padding: 45px 24px; }
  .field-grid, .radio-grid { grid-template-columns: 1fr; }
  .form-wrap h2 { font-size: 41px; }
}