:root {
    --external-ink: #17140f;
    --external-muted: #6d665d;
    --external-gold: #b9862d;
    --external-gold-deep: #805b1e;
    --external-cream: #f5f0e6;
    --external-cream-deep: #e9dfcd;
    --external-paper: #fffdf8;
    --external-border: #ded4c2;
    --external-radius: 1.35rem;
    --external-shadow: 0 24px 70px rgba(45, 34, 17, .12);
}

.external-site {
    background: var(--external-paper);
    color: var(--external-ink);
}

.external-site a { color: var(--external-gold-deep); }
.external-site a:hover { color: #5f4012; }

.external-header {
    background: rgba(255, 253, 248, .94);
    border-bottom: 1px solid rgba(91, 72, 42, .14);
    backdrop-filter: blur(18px);
    box-shadow: 0 8px 30px rgba(50, 38, 19, .04);
}
.external-header .navbar { min-height: 82px; }
.external-brand img { width: min(290px, 65vw); height: auto; }
.external-header .nav-link {
    color: #494238;
    font-weight: 700;
    padding-inline: .85rem !important;
}
.external-header .nav-link:hover,
.external-header .nav-link:focus { color: #111; }

.external-primary-button {
    --bs-btn-color: #17140f;
    --bs-btn-bg: #c99a42;
    --bs-btn-border-color: #c99a42;
    --bs-btn-hover-color: #111;
    --bs-btn-hover-bg: #d8ad5b;
    --bs-btn-hover-border-color: #d8ad5b;
    --bs-btn-active-color: #fff;
    --bs-btn-active-bg: #8f6420;
    --bs-btn-active-border-color: #8f6420;
    font-weight: 800;
    border-radius: .8rem;
    box-shadow: 0 10px 24px rgba(185, 134, 45, .20);
}

.external-kicker {
    display: inline-flex;
    align-items: center;
    gap: .65rem;
    color: #e6c98e;
    font-size: .75rem;
    font-weight: 850;
    letter-spacing: .17em;
    text-transform: uppercase;
}
.external-kicker::before {
    content: "";
    width: 2.25rem;
    height: 2px;
    background: #c99a42;
}
.external-kicker.dark { color: var(--external-gold-deep); }

.external-hero {
    position: relative;
    overflow: hidden;
    padding: clamp(5.5rem, 10vw, 9rem) 0 clamp(5rem, 8vw, 7rem);
    background:
        radial-gradient(circle at 80% 18%, rgba(201,154,66,.34), transparent 27%),
        linear-gradient(128deg, #17140f 0%, #252017 58%, #3b2d19 100%);
    color: #fff;
}
.external-hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
    background-size: 54px 54px;
    mask-image: linear-gradient(to right, #000, transparent 78%);
    pointer-events: none;
}
.external-hero h1 {
    max-width: 900px;
    font-size: clamp(2.75rem, 6.4vw, 5.8rem);
    line-height: .96;
    letter-spacing: -.055em;
    font-weight: 850;
}
.external-hero-subtitle {
    color: #e5c47f;
    font-size: clamp(1.2rem, 2.1vw, 1.7rem);
    font-weight: 650;
}
.external-hero-copy {
    max-width: 740px;
    color: rgba(255,255,255,.76);
    font-size: 1.08rem;
    line-height: 1.75;
}
.external-text-link {
    color: #fff !important;
    text-decoration: none;
    font-weight: 750;
    padding: .75rem 0;
}
.external-text-link:hover { color: #e6c98e !important; }
.external-trust-row {
    display: flex;
    flex-wrap: wrap;
    gap: .8rem 1.5rem;
    color: rgba(255,255,255,.62);
    font-size: .83rem;
    font-weight: 650;
}
.external-trust-row span {
    display: inline-flex;
    align-items: center;
    gap: .5rem;
}
.external-trust-row span::before { content: "✓"; color: #e2bc6d; font-weight: 900; }

.external-price-panel {
    padding: clamp(1.6rem, 4vw, 2.3rem);
    background: rgba(255,255,255,.96);
    color: var(--external-ink);
    border-radius: 1.45rem;
    border: 1px solid rgba(255,255,255,.55);
    box-shadow: 0 34px 95px rgba(0,0,0,.33);
}
.external-price-label {
    color: var(--external-muted);
    font-size: .78rem;
    font-weight: 850;
    letter-spacing: .12em;
    text-transform: uppercase;
}
.external-price-value {
    margin: .45rem 0 .4rem;
    font-size: clamp(2.8rem, 6vw, 4rem);
    font-weight: 900;
    letter-spacing: -.055em;
}
.external-price-note { color: var(--external-muted); line-height: 1.55; }
.external-price-panel hr { margin: 1.6rem 0; border-color: var(--external-border); opacity: 1; }
.external-quick-data { display: grid; gap: .9rem; }
.external-quick-data div { display: flex; justify-content: space-between; gap: 1rem; border-bottom: 1px solid #eee7db; padding-bottom: .7rem; }
.external-quick-data div:last-child { border-bottom: 0; padding-bottom: 0; }
.external-quick-data dt { color: var(--external-muted); font-size: .8rem; font-weight: 650; }
.external-quick-data dd { margin: 0; text-align: right; font-weight: 800; }

.external-section { padding: clamp(4.5rem, 8vw, 7.5rem) 0; }
.external-section-title {
    font-size: clamp(2.1rem, 4.5vw, 4rem);
    line-height: 1.02;
    letter-spacing: -.045em;
    font-weight: 850;
}
.external-section-lead { color: var(--external-muted); font-size: 1.08rem; line-height: 1.72; }
.external-process-section { background: var(--external-cream); }
.external-step-card {
    position: relative;
    padding: 2rem;
    background: rgba(255,255,255,.72);
    border: 1px solid var(--external-border);
    border-radius: var(--external-radius);
    box-shadow: 0 12px 32px rgba(55,42,19,.05);
}
.external-step-number {
    display: inline-block;
    margin-bottom: 2.2rem;
    color: var(--external-gold);
    font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
    font-size: .9rem;
    font-weight: 900;
    letter-spacing: .12em;
}
.external-step-card h3 { font-size: 1.35rem; font-weight: 850; }
.external-step-card p { margin: .8rem 0 0; color: var(--external-muted); line-height: 1.65; }

.external-program-section { background: #fff; }
.external-sticky-copy { position: sticky; top: 120px; }
.external-program-list { border-top: 1px solid var(--external-border); }
.external-program-day {
    display: grid;
    grid-template-columns: 84px 1fr;
    gap: 1.3rem;
    padding: 2.1rem 0;
    border-bottom: 1px solid var(--external-border);
}
.external-day-marker {
    width: 64px;
    height: 64px;
    display: grid;
    place-items: center;
    border-radius: 50%;
    background: var(--external-cream);
    color: var(--external-gold-deep);
    font-weight: 900;
}
.external-day-date { margin-bottom: 1rem; color: var(--external-gold-deep); font-weight: 850; text-transform: capitalize; }
.external-session {
    display: grid;
    grid-template-columns: 120px 1fr;
    gap: 1rem;
    padding: 1rem 0;
    border-top: 1px dashed #ddd0ba;
}
.external-session:first-of-type { border-top: 0; }
.external-session-time { font-weight: 850; color: #3e362c; }
.external-session h3 { margin: 0; font-size: 1rem; font-weight: 800; }
.external-session p { margin: .3rem 0 0; color: var(--external-muted); font-size: .9rem; }

.external-speakers-section {
    background:
        radial-gradient(circle at 15% 5%, rgba(201,154,66,.18), transparent 24%),
        #17140f;
}
.external-speaker-card {
    overflow: hidden;
    background: #fff;
    border-radius: var(--external-radius);
    box-shadow: 0 18px 55px rgba(0,0,0,.2);
}
.external-speaker-card header {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem;
    background: #f3ecdf;
    border-bottom: 1px solid #dfd3be;
}
.external-speaker-initials {
    width: 58px;
    height: 58px;
    display: grid;
    place-items: center;
    border-radius: 50%;
    background: #17140f;
    color: #e5bd70;
    font-weight: 900;
}
.external-speaker-card h3 { margin: 0; font-size: 1.2rem; font-weight: 850; }
.external-speaker-card header p { margin: .25rem 0 0; color: var(--external-muted); font-size: .85rem; }
.external-speaker-body { padding: 1.6rem; }
.external-speaker-body p { color: #4f4941; line-height: 1.7; }
.external-speaker-body a { font-weight: 800; text-decoration: none; }

.external-venue-card {
    padding: clamp(2rem, 5vw, 4rem);
    border: 1px solid var(--external-border);
    border-radius: 1.6rem;
    background: linear-gradient(135deg, #fffdf8, #f1eadf);
    box-shadow: var(--external-shadow);
}
.external-venue-actions {
    padding: 1.5rem;
    background: #17140f;
    color: #fff;
    border-radius: 1.1rem;
}
.external-venue-actions div { display: flex; justify-content: space-between; gap: 1rem; padding: .75rem 0; border-bottom: 1px solid rgba(255,255,255,.12); }
.external-venue-actions div span { color: rgba(255,255,255,.55); font-size: .85rem; }
.external-venue-actions div strong { text-align: right; }

.external-final-cta {
    padding: clamp(5rem, 9vw, 8rem) 0;
    background: #17140f;
    color: #fff;
}
.external-final-cta h2 { max-width: 900px; margin: 1.5rem auto 2rem; font-size: clamp(2.1rem, 4.5vw, 4rem); letter-spacing: -.045em; font-weight: 850; }

.external-footer { padding: 3rem 0; background: #0d0b08; color: rgba(255,255,255,.62); }
.external-footer img { width: min(300px, 72vw); }
.external-footer a { color: #e5c47f; }

/* Formulario externo */
.external-form-page,
.external-result-page,
.external-payment-page,
.external-privacy-page {
    min-height: 70vh;
    padding: 3rem 0 5.5rem;
    background:
        radial-gradient(circle at 92% 4%, rgba(201,154,66,.14), transparent 23%),
        var(--external-cream);
}
.external-form-topbar {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1.5rem;
    color: var(--external-muted);
    font-size: .86rem;
    font-weight: 700;
}
.external-form-topbar a { text-decoration: none; }
.external-registration-summary {
    position: sticky;
    top: 112px;
    padding: 1.7rem;
    background: #fff;
    border: 1px solid var(--external-border);
    border-radius: 1.25rem;
    box-shadow: var(--external-shadow);
}
.external-registration-summary h2 { margin: 1rem 0 1.5rem; font-size: 1.35rem; line-height: 1.25; font-weight: 850; }
.external-summary-price { padding: 1.2rem; background: #17140f; color: #fff; border-radius: .95rem; }
.external-summary-price span { display: block; color: rgba(255,255,255,.58); font-size: .75rem; text-transform: uppercase; letter-spacing: .1em; }
.external-summary-price strong { display: block; margin-top: .25rem; color: #e5c47f; font-size: 2rem; }
.external-summary-list { list-style: none; padding: 0; margin: 1.25rem 0; }
.external-summary-list li { display: flex; justify-content: space-between; gap: 1rem; padding: .7rem 0; border-bottom: 1px solid #eee6d9; }
.external-summary-list span { color: var(--external-muted); font-size: .84rem; }
.external-summary-list strong { text-align: right; font-size: .86rem; }
.external-summary-note { padding: 1rem; background: var(--external-cream); border-radius: .85rem; }
.external-summary-note p { margin: .4rem 0 0; color: var(--external-muted); font-size: .85rem; line-height: 1.55; }
.external-form-card {
    overflow: hidden;
    background: #fff;
    border: 1px solid var(--external-border);
    border-radius: 1.4rem;
    box-shadow: var(--external-shadow);
}
.external-form-header { padding: clamp(1.8rem, 5vw, 3rem); background: #17140f; color: #fff; }
.external-form-header h1 { margin: 1rem 0 .5rem; font-size: clamp(2rem, 4vw, 3.25rem); letter-spacing: -.04em; font-weight: 850; }
.external-form-header p { margin: 0; color: rgba(255,255,255,.65); }
.external-form-body { padding: clamp(1.25rem, 4vw, 2.5rem); }
.external-form-section { padding: 1.7rem 0 2rem; border-bottom: 1px solid var(--external-border); }
.external-form-section:first-of-type { padding-top: .3rem; }
.external-form-section-heading { display: grid; grid-template-columns: 44px 1fr; gap: .8rem; margin-bottom: 1.3rem; }
.external-form-section-heading > span {
    width: 38px;
    height: 38px;
    display: grid;
    place-items: center;
    border-radius: .65rem;
    background: var(--external-cream);
    color: var(--external-gold-deep);
    font-size: .75rem;
    font-weight: 900;
}
.external-form-section-heading h2 { margin: 0; font-size: 1.2rem; font-weight: 850; }
.external-form-section-heading p { margin: .25rem 0 0; color: var(--external-muted); font-size: .88rem; }
.external-site .form-label { color: #302a22; }
.external-site .form-control,
.external-site .form-select { background-color: #fffefa; border-color: #d8cdbb; }
.external-payment-box { display: grid; grid-template-columns: .9fr 1.1fr; gap: 1.2rem; padding: 1.2rem; background: var(--external-cream); border: 1px solid var(--external-border); border-radius: 1rem; }
.external-payment-label { display: block; color: var(--external-muted); font-size: .75rem; text-transform: uppercase; letter-spacing: .1em; font-weight: 800; }
.external-payment-box > div:first-child > strong { display: block; margin: .3rem 0; font-size: 1.8rem; }
.external-payment-box p { margin: 0; color: var(--external-muted); font-size: .85rem; }

.external-payment-box-with-bank { grid-template-columns: 1.15fr .85fr; align-items: stretch; }
.external-inline-bank-card {
    margin-top: 1rem;
    padding: 1rem;
    background: #fff;
    border: 1px solid #d8cdbb;
    border-radius: .85rem;
}
.external-inline-bank-card h3 {
    margin: 0 0 .75rem;
    font-size: 1rem;
    font-weight: 850;
}
.external-inline-bank-card dl { margin: 0; }
.external-inline-bank-card dl div {
    display: grid;
    grid-template-columns: 88px 1fr;
    gap: .75rem;
    padding: .48rem 0;
    border-bottom: 1px solid #eee5d7;
}
.external-inline-bank-card dl div:last-child { border-bottom: 0; }
.external-inline-bank-card dt {
    color: var(--external-muted);
    font-size: .78rem;
    font-weight: 700;
}
.external-inline-bank-card dd {
    margin: 0;
    overflow-wrap: anywhere;
    color: #17140f;
    font-weight: 800;
}
.external-bank-clabe { letter-spacing: .035em; }
.external-payment-box .external-bank-reference-note {
    margin-top: .85rem;
    padding-top: .8rem;
    border-top: 1px solid #eee5d7;
    color: #514a41;
    line-height: 1.5;
}
.external-payment-box .external-upload-help {
    margin-top: .85rem;
    color: var(--external-muted);
    line-height: 1.5;
}
.external-form-section-compact { padding-top: 1.2rem; }
.external-upload-area { padding: 1rem; background: #fff; border: 1px dashed #cdbb99; border-radius: .8rem; }
.external-upload-area label span { color: var(--external-muted); font-weight: 500; }
.external-vehicle-fields { padding: 1rem 0; }
.external-form-confirmation { padding-top: 2rem; }

/* Resultados y documentos externos */
.external-result-card,
.external-document-card,
.external-payment-portal {
    overflow: hidden;
    background: #fff;
    border: 1px solid var(--external-border);
    border-radius: 1.4rem;
    box-shadow: var(--external-shadow);
}
.external-result-card > header,
.external-payment-portal > header {
    padding: clamp(2rem, 5vw, 3rem);
    background: #17140f;
    color: #fff;
    text-align: center;
}
.external-result-icon { width: 64px; height: 64px; display: grid; place-items: center; margin: 0 auto 1rem; border-radius: 50%; background: #c99a42; color: #17140f; font-size: 2rem; font-weight: 900; }
.external-result-card h1,
.external-payment-portal h1 { margin: 1rem 0 .5rem; font-size: clamp(2rem, 4.5vw, 3.3rem); letter-spacing: -.04em; font-weight: 850; }
.external-result-card header p,
.external-payment-portal header p { margin: 0; color: rgba(255,255,255,.68); }
.external-result-body,
.external-payment-portal-body { padding: clamp(1.5rem, 5vw, 3rem); }
.external-folio-box { padding: 1.2rem; text-align: center; background: var(--external-cream); border-radius: 1rem; }
.external-folio-box span { display: block; color: var(--external-muted); font-size: .75rem; text-transform: uppercase; letter-spacing: .1em; font-weight: 800; }
.external-folio-box strong { display: block; margin-top: .35rem; font-size: 1.6rem; }
.external-next-steps { margin: 2rem 0; }
.external-next-steps h2 { font-size: 1.2rem; font-weight: 850; }
.external-next-steps ol { list-style: none; padding: 0; margin: 1rem 0 0; }
.external-next-steps li { display: grid; grid-template-columns: 38px 1fr; gap: .9rem; padding: 1rem 0; border-bottom: 1px solid var(--external-border); }
.external-next-steps li > span { width: 32px; height: 32px; display: grid; place-items: center; border-radius: 50%; background: #17140f; color: #e5c47f; font-weight: 900; }
.external-next-steps li strong { display: block; }
.external-next-steps li p { margin: .2rem 0 0; color: var(--external-muted); }
.external-document-card { padding: clamp(1.7rem, 5vw, 3.5rem); }
.external-document-card h1 { margin: 1rem 0 1.5rem; font-size: clamp(2.2rem, 5vw, 4rem); letter-spacing: -.045em; font-weight: 850; }
.external-document-card h2 { margin-top: 2rem; font-size: 1.25rem; font-weight: 850; }
.external-document-card p { color: #514a41; line-height: 1.72; }
.external-payment-status-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; margin-bottom: 1.5rem; }
.external-payment-status-grid > div { padding: 1rem; background: var(--external-cream); border-radius: .9rem; }
.external-payment-status-grid span:first-child { display: block; color: var(--external-muted); font-size: .75rem; text-transform: uppercase; letter-spacing: .08em; font-weight: 800; }
.external-payment-status-grid strong { display: block; margin-top: .35rem; font-size: 1.2rem; }
.external-bank-card,
.external-proof-form { height: 100%; padding: 1.3rem; border: 1px solid var(--external-border); border-radius: 1rem; }
.external-bank-card { background: var(--external-cream); }
.external-bank-card h2,
.external-proof-form h2 { font-size: 1.15rem; font-weight: 850; }
.external-bank-card dl { margin: 1rem 0 0; }
.external-bank-card dl div { display: grid; grid-template-columns: 90px 1fr; gap: .75rem; padding: .55rem 0; border-bottom: 1px solid #ddd0ba; }
.external-bank-card dt { color: var(--external-muted); font-size: .82rem; }
.external-bank-card dd { margin: 0; overflow-wrap: anywhere; font-weight: 700; }
.external-proof-form > p { color: var(--external-muted); font-size: .88rem; }
.external-proof-dropzone { display: block; padding: 1rem; border: 2px dashed #cdbb99; border-radius: .9rem; background: #fffdf8; cursor: pointer; }
.external-proof-dropzone strong,
.external-proof-dropzone span { display: block; }
.external-proof-dropzone span { margin: .2rem 0 .8rem; color: var(--external-muted); font-size: .82rem; }
.external-payment-approved { display: flex; gap: 1rem; align-items: flex-start; padding: 1.2rem; background: #e8f5ec; border: 1px solid #b7dbc2; border-radius: 1rem; }
.external-payment-approved > span { width: 34px; height: 34px; display: grid; place-items: center; border-radius: 50%; background: #197548; color: #fff; font-weight: 900; }
.external-payment-approved p { margin: .25rem 0 0; }

@media (max-width: 1199.98px) {
    .external-registration-summary { position: static; }
}
@media (max-width: 991.98px) {
    .external-header .navbar-collapse { padding: 1rem 0 .5rem; }
    .external-header .navbar-nav { align-items: stretch !important; }
    .external-sticky-copy { position: static; }
    .external-price-panel { max-width: 620px; }
}
@media (max-width: 767.98px) {
    .external-program-day { grid-template-columns: 54px 1fr; }
    .external-day-marker { width: 48px; height: 48px; font-size: .8rem; }
    .external-session { grid-template-columns: 1fr; gap: .35rem; }
    .external-payment-box,
    .external-payment-box-with-bank { grid-template-columns: 1fr; }
    .external-payment-status-grid { grid-template-columns: 1fr; }
    .external-form-topbar { flex-direction: column; }
}
@media (max-width: 575.98px) {
    .external-hero { padding-top: 4.5rem; }
    .external-hero h1 { font-size: 2.75rem; }
    .external-trust-row { display: grid; }
    .external-form-section-heading { grid-template-columns: 1fr; }
}


/* FIA v2.4 · Programa por días y receso */
.external-day-marker { width:68px; height:68px; border-radius:18px; display:flex; flex-direction:column; align-items:center; justify-content:center; line-height:1; gap:.15rem; }
.external-day-marker span { font-size:.66rem; text-transform:uppercase; letter-spacing:.08em; }
.external-day-marker strong { font-size:1.25rem; }
.external-day-date { font-size:1.08rem; }
.external-session { border:1px solid var(--external-border); border-radius:14px; background:#fff; padding:1rem 1.1rem; margin:0; box-shadow:0 8px 24px rgba(48,39,26,.035); }
.external-session:first-of-type { border-top:1px solid var(--external-border); }
.external-session + .external-session { margin-top:.75rem; }
.external-break { display:grid; grid-template-columns:auto 1fr auto; align-items:center; gap:.8rem; margin:.7rem 0; padding:.58rem .8rem; border:1px dashed #d9c49d; border-radius:12px; background:var(--external-cream); color:var(--external-gold-deep); }
.external-break span { display:inline-flex; padding:.2rem .55rem; border-radius:999px; background:#2a241c; color:#fff; font-size:.7rem; font-weight:850; text-transform:uppercase; letter-spacing:.06em; }
.external-break strong { font-size:.9rem; }
.external-break small { color:var(--external-muted); }
.external-venue-actions small { display:block; margin-top:.2rem; color:var(--external-muted); font-weight:600; }
@media (max-width:575.98px) {
  .external-program-day { grid-template-columns:1fr; }
  .external-day-marker { width:60px; height:60px; }
  .external-break { grid-template-columns:1fr; gap:.25rem; }
}