/* ═══════════════════════════════════════════════════════════
   Registration Design System — Editorial Confident Modern
   Shared by Public (PublicEventRegister) and Member (EventRegister).
   Fraunces (display) + Inter (UI) loaded via index.html.
   Honors --crm-navy / --crm-teal from app.css + branding overrides.
   ═══════════════════════════════════════════════════════════ */

:root {
    --reg-bg:           #F7F5F0;
    --reg-surface:      #FFFFFF;
    --reg-ink:          #1A1A1A;
    --reg-ink-2:        #4A4A4A;
    --reg-ink-3:        #6B6B6B;
    --reg-rule:         rgba(0, 0, 0, 0.08);
    --reg-rule-strong:  rgba(0, 0, 0, 0.18);
    --reg-display:      'Fraunces', Georgia, serif;
    --reg-ui:           'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
    --reg-shadow-card:  0 1px 0 rgba(0,0,0,0.02), 0 24px 48px -24px rgba(0,0,0,0.08);
    --reg-shadow-cta:   0 8px 28px -10px rgba(13, 36, 71, 0.6);
    --reg-ease:         cubic-bezier(0.16, 1, 0.3, 1);
}

/* ─────────────────────────────────────────────────────────
   Base shell
   ───────────────────────────────────────────────────────── */

.reg-page {
    background: var(--reg-bg);
    color: var(--reg-ink);
    font-family: var(--reg-ui);
    min-height: 100vh;
}

.reg-shell {
    max-width: 1180px;
    margin: 0 auto;
    padding: 0 1.75rem;
}

/* ─────────────────────────────────────────────────────────
   Loading + empty
   ───────────────────────────────────────────────────────── */

.reg-loading {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
    padding: 6rem 0;
}

.reg-loading-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--crm-navy, #0D2447);
    animation: reg-dot 1.2s ease-in-out infinite both;
    opacity: 0.4;
}

.reg-loading-dot:nth-child(1) { animation-delay: -0.32s; }
.reg-loading-dot:nth-child(2) { animation-delay: -0.16s; }

@keyframes reg-dot {
    0%, 80%, 100% { transform: scale(0.6); opacity: 0.3; }
    40%           { transform: scale(1);   opacity: 1; }
}

.reg-empty {
    text-align: center;
    padding: 6rem 2rem;
}

.reg-empty-title {
    font-family: var(--reg-display);
    font-variation-settings: 'opsz' 144;
    font-weight: 400;
    font-size: clamp(2.5rem, 5vw, 4rem);
    margin: 0 0 1rem;
    letter-spacing: -0.02em;
    color: var(--reg-ink);
}

.reg-empty-body {
    font-family: var(--reg-display);
    font-style: italic;
    color: var(--reg-ink-3);
    font-size: 1.15rem;
}

/* ─────────────────────────────────────────────────────────
   Hero band — shared between public (immersive) + member (compact)
   ───────────────────────────────────────────────────────── */

.reg-hero {
    position: relative;
    color: white;
    overflow: hidden;
    isolation: isolate;
    display: flex;
    align-items: flex-end;
}

.reg-hero--immersive {
    min-height: 380px;
    padding: 6rem 0 3rem;
}

.reg-hero--compact {
    min-height: 220px;
    padding: 4rem 0 2rem;
}

.reg-hero--gradient {
    background:
        radial-gradient(ellipse at 20% 0%,
            color-mix(in srgb, var(--crm-teal, #00C5A8) 35%, transparent) 0%,
            transparent 55%),
        radial-gradient(ellipse at 100% 100%,
            color-mix(in srgb, var(--crm-teal, #00C5A8) 25%, transparent) 0%,
            transparent 60%),
        linear-gradient(135deg,
            var(--crm-navy, #0D2447) 0%,
            color-mix(in srgb, var(--crm-navy, #0D2447) 70%, black) 100%);
}

.reg-hero--cover {
    background-size: cover;
    background-position: center;
}

.reg-hero--cover::after {
    content: '';
    position: absolute;
    inset: 0;
    background:
        linear-gradient(180deg, transparent 30%, rgba(0,0,0,0.45) 100%),
        linear-gradient(135deg,
            color-mix(in srgb, var(--crm-navy, #0D2447) 40%, transparent),
            transparent 50%);
    z-index: 1;
}

.reg-hero-overlay {
    position: absolute;
    inset: 0;
    background-image: repeating-linear-gradient(0deg,
        rgba(255,255,255,0.015) 0px,
        rgba(255,255,255,0.015) 1px,
        transparent 1px,
        transparent 2px);
    pointer-events: none;
    z-index: 1;
}

.reg-hero-inner {
    position: relative;
    z-index: 2;
    width: 100%;
}

.reg-hero-grid {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 2.5rem;
    align-items: end;
}

.reg-hero-date {
    font-family: var(--reg-display);
    font-feature-settings: 'tnum';
    font-variant-numeric: tabular-nums;
    line-height: 0.95;
    text-align: center;
    border-right: 1px solid rgba(255,255,255,0.25);
    padding-right: 2.5rem;
    animation: reg-fade-up 0.8s 0.1s var(--reg-ease) both;
}

.reg-date-month {
    font-family: var(--reg-ui);
    font-size: 1rem;
    letter-spacing: 0.18em;
    font-weight: 500;
    margin-bottom: 0.5rem;
    opacity: 0.85;
}

.reg-date-day {
    font-size: clamp(4.5rem, 9vw, 7.5rem);
    font-weight: 400;
    font-variation-settings: 'opsz' 144;
    margin: 0;
}

.reg-date-year {
    font-family: var(--reg-ui);
    font-size: 0.95rem;
    letter-spacing: 0.16em;
    opacity: 0.7;
    margin-top: 0.5rem;
}

.reg-hero-text {
    animation: reg-fade-up 0.8s 0.25s var(--reg-ease) both;
    min-width: 0;
}

/* ─────────────────────────────────────────────────────────
   Type primitives
   ───────────────────────────────────────────────────────── */

.reg-eyebrow {
    font-family: var(--reg-ui);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    opacity: 0.85;
    margin-bottom: 1rem;
}

.reg-display {
    font-family: var(--reg-display);
    font-variation-settings: 'opsz' 144;
    font-weight: 400;
    font-size: clamp(2.5rem, 6vw, 5rem);
    line-height: 1.02;
    letter-spacing: -0.02em;
    margin: 0 0 1.5rem;
    text-wrap: balance;
    /* Inherit hero text color (white) — app.css's h1 rule otherwise forces navy. */
    color: inherit;
}

.reg-display--compact {
    font-size: clamp(2rem, 4vw, 3.25rem);
    margin-bottom: 1rem;
}

.reg-display--gate {
    font-size: clamp(2.25rem, 5vw, 4rem);
    margin-bottom: 1rem;
}

.reg-meta {
    font-family: var(--reg-ui);
    font-size: 0.95rem;
    font-weight: 500;
    opacity: 0.92;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    align-items: baseline;
}

.reg-meta-dot { opacity: 0.5; }
.reg-meta-dim { opacity: 0.55; }

/* ─────────────────────────────────────────────────────────
   Body grid
   ───────────────────────────────────────────────────────── */

.reg-body {
    padding-top: 4rem;
    padding-bottom: 6rem;
}

.reg-body--tight {
    padding-top: 2.5rem;
    padding-bottom: 4rem;
}

.reg-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 360px;
    gap: 4rem;
}

.reg-form { min-width: 0; }

/* ─────────────────────────────────────────────────────────
   About text (long-form description)
   ───────────────────────────────────────────────────────── */

.reg-about {
    margin-bottom: 3.5rem;
    padding-bottom: 3rem;
    border-bottom: 1px solid var(--reg-rule);
}

.reg-about-text {
    font-family: var(--reg-display);
    font-variation-settings: 'opsz' 36;
    font-size: 1.35rem;
    line-height: 1.55;
    color: #2a2a2a;
    max-width: 60ch;
    text-wrap: pretty;
}

/* ─────────────────────────────────────────────────────────
   Numbered section
   ───────────────────────────────────────────────────────── */

.reg-section { margin-bottom: 3.5rem; }

.reg-section-head {
    display: flex;
    align-items: baseline;
    gap: 1rem;
    margin-bottom: 1.75rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--reg-rule);
}

.reg-section-num {
    font-family: var(--reg-display);
    font-style: italic;
    font-weight: 500;
    font-size: 1rem;
    color: var(--crm-teal, #00C5A8);
    letter-spacing: 0.02em;
}

.reg-section-title {
    font-family: var(--reg-display);
    font-variation-settings: 'opsz' 72;
    font-weight: 500;
    font-size: 1.65rem;
    margin: 0;
    letter-spacing: -0.015em;
    color: var(--reg-ink);
}

/* ─────────────────────────────────────────────────────────
   Fields
   ───────────────────────────────────────────────────────── */

.reg-fields {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.75rem 1.5rem;
}

.reg-field--full { grid-column: 1 / -1; }
.reg-field--half { grid-column: span 1; }

.reg-field label {
    display: block;
    font-family: var(--reg-ui);
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--reg-ink-3);
    margin-bottom: 0.5rem;
}

.reg-req {
    color: var(--crm-teal, #00C5A8);
    margin-left: 0.15rem;
    font-weight: 500;
}

.reg-sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.reg-field input,
.reg-field select,
.reg-field textarea {
    width: 100%;
    border: none;
    border-bottom: 1px solid var(--reg-rule-strong);
    background: transparent;
    padding: 0.5rem 0;
    font-family: var(--reg-ui);
    font-size: 1.05rem;
    color: var(--reg-ink);
    transition: border-color 200ms ease, padding-bottom 200ms ease;
    border-radius: 0;
}

.reg-field input:focus,
.reg-field select:focus,
.reg-field textarea:focus {
    outline: none;
    border-bottom: 2px solid var(--crm-navy, #0D2447);
    padding-bottom: calc(0.5rem - 1px);
}

.reg-help {
    font-size: 0.85rem;
    color: var(--reg-ink-3);
    margin-top: 0.4rem;
    font-style: italic;
    font-family: var(--reg-display);
}

/* Wrapper for Bootstrap-rendered form controls (member's DynamicFieldInput).
   Strips card chrome so the embedded inputs match the underline aesthetic. */
.reg-field--bs-host .form-control,
.reg-field--bs-host .form-select,
.reg-field--bs-host input[type="text"],
.reg-field--bs-host input[type="email"],
.reg-field--bs-host input[type="number"],
.reg-field--bs-host input[type="tel"],
.reg-field--bs-host input[type="url"],
.reg-field--bs-host input[type="date"],
.reg-field--bs-host textarea,
.reg-field--bs-host select {
    border: none !important;
    border-bottom: 1px solid var(--reg-rule-strong) !important;
    border-radius: 0 !important;
    background: transparent !important;
    padding: 0.5rem 0 !important;
    font-family: var(--reg-ui) !important;
    font-size: 1.05rem !important;
    color: var(--reg-ink) !important;
    box-shadow: none !important;
    transition: border-color 200ms ease, padding-bottom 200ms ease !important;
}

.reg-field--bs-host .form-control:focus,
.reg-field--bs-host .form-select:focus {
    border-bottom: 2px solid var(--crm-navy, #0D2447) !important;
    padding-bottom: calc(0.5rem - 1px) !important;
    box-shadow: none !important;
}

.reg-field--bs-host .form-text { display: none; }
.reg-field--bs-host .form-label { display: none; }

/* ─────────────────────────────────────────────────────────
   Tickets + billing rows (same row pattern, different content)
   ───────────────────────────────────────────────────────── */

.reg-tickets,
.reg-billing-list {
    display: flex;
    flex-direction: column;
}

.reg-ticket,
.reg-billing {
    appearance: none;
    background: transparent;
    border: none;
    border-top: 1px solid var(--reg-rule);
    width: 100%;
    padding: 1.5rem 0.25rem;
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 1.25rem;
    align-items: center;
    text-align: left;
    cursor: pointer;
    transition: background 200ms ease, padding 200ms ease;
    font-family: inherit;
    color: var(--reg-ink);
}

.reg-ticket:last-child,
.reg-billing:last-child {
    border-bottom: 1px solid var(--reg-rule);
}

.reg-ticket:hover,
.reg-billing:hover {
    background: linear-gradient(90deg,
        color-mix(in srgb, var(--crm-teal, #00C5A8) 5%, transparent),
        transparent);
    padding-left: 1rem;
}

.reg-ticket--active,
.reg-billing--active {
    background: linear-gradient(90deg,
        color-mix(in srgb, var(--crm-navy, #0D2447) 4%, transparent),
        transparent);
    padding-left: 1rem;
}

.reg-ticket-radio,
.reg-billing-radio {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    border: 1.5px solid var(--reg-rule-strong);
    position: relative;
    flex-shrink: 0;
    transition: border-color 200ms ease;
}

.reg-ticket--active .reg-ticket-radio,
.reg-billing--active .reg-billing-radio {
    border-color: var(--crm-navy, #0D2447);
}

.reg-ticket--active .reg-ticket-radio::after,
.reg-billing--active .reg-billing-radio::after {
    content: '';
    position: absolute;
    inset: 3px;
    border-radius: 50%;
    background: var(--crm-navy, #0D2447);
}

.reg-ticket-label,
.reg-billing-label {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    min-width: 0;
}

.reg-ticket-name,
.reg-billing-name {
    font-family: var(--reg-display);
    font-variation-settings: 'opsz' 36;
    font-weight: 500;
    font-size: 1.2rem;
    color: var(--reg-ink);
}

.reg-ticket-desc,
.reg-billing-desc {
    font-family: var(--reg-ui);
    font-size: 0.9rem;
    color: var(--reg-ink-3);
}

.reg-ticket-price {
    font-family: var(--reg-display);
    font-feature-settings: 'tnum';
    font-variant-numeric: tabular-nums;
    font-weight: 500;
    font-size: 1.4rem;
    color: var(--reg-ink);
    white-space: nowrap;
}

.reg-billing-aside {
    font-family: var(--reg-ui);
    font-size: 0.82rem;
    color: var(--reg-ink-3);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

/* ─────────────────────────────────────────────────────────
   Step indicator (member wizard)
   ───────────────────────────────────────────────────────── */

.reg-progress {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    margin-bottom: 2.5rem;
    flex-wrap: wrap;
}

.reg-progress-step {
    display: inline-flex;
    align-items: baseline;
    gap: 0.6rem;
    font-family: var(--reg-ui);
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--reg-ink-3);
    padding-bottom: 0.4rem;
    border-bottom: 2px solid transparent;
    transition: color 200ms ease, border-color 200ms ease;
}

.reg-progress-step-num {
    font-family: var(--reg-display);
    font-style: italic;
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--reg-ink-3);
    letter-spacing: 0;
    text-transform: none;
}

.reg-progress-step--done {
    color: var(--reg-ink-2);
}
.reg-progress-step--done .reg-progress-step-num {
    color: var(--crm-teal, #00C5A8);
}

.reg-progress-step--active {
    color: var(--crm-navy, #0D2447);
    border-bottom-color: var(--crm-teal, #00C5A8);
}
.reg-progress-step--active .reg-progress-step-num {
    color: var(--crm-teal, #00C5A8);
}

.reg-progress-divider {
    width: 24px;
    height: 1px;
    background: var(--reg-rule-strong);
    flex-shrink: 0;
    align-self: center;
}

/* ─────────────────────────────────────────────────────────
   Honeypot (anti-bot)
   ───────────────────────────────────────────────────────── */

.reg-honeypot {
    position: absolute;
    left: -10000px;
    width: 1px;
    height: 1px;
    opacity: 0;
}

/* ─────────────────────────────────────────────────────────
   Error
   ───────────────────────────────────────────────────────── */

.reg-error {
    border-left: 3px solid #c0392b;
    padding: 1rem 1.25rem;
    background: #fdf3f1;
    color: #7a1f12;
    font-family: var(--reg-ui);
    font-size: 0.95rem;
    margin: 1.5rem 0;
    border-radius: 0 4px 4px 0;
}

/* ─────────────────────────────────────────────────────────
   Sticky summary aside
   ───────────────────────────────────────────────────────── */

.reg-summary { min-width: 0; }

.reg-summary-sticky {
    position: sticky;
    top: 100px;
    background: var(--reg-surface);
    border: 1px solid var(--reg-rule);
    padding: 2rem;
    box-shadow: var(--reg-shadow-card);
}

.reg-summary-event {
    font-family: var(--reg-display);
    font-variation-settings: 'opsz' 36;
    font-weight: 500;
    font-size: 1.35rem;
    line-height: 1.2;
    margin: 0.5rem 0 0.25rem;
    letter-spacing: -0.01em;
    color: var(--reg-ink);
}

.reg-summary-when {
    font-family: var(--reg-ui);
    font-size: 0.9rem;
    color: var(--reg-ink-3);
}

.reg-summary-rule {
    border: none;
    border-top: 1px solid var(--reg-rule);
    margin: 1.5rem 0;
}

.reg-summary-line {
    display: flex;
    justify-content: space-between;
    font-family: var(--reg-ui);
    font-size: 0.95rem;
    color: var(--reg-ink);
    gap: 1rem;
}

.reg-summary-line + .reg-summary-line { margin-top: 0.5rem; }

.reg-summary-total {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    font-family: var(--reg-ui);
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--reg-ink-3);
}

.reg-summary-amount {
    font-family: var(--reg-display);
    font-feature-settings: 'tnum';
    font-variant-numeric: tabular-nums;
    font-weight: 500;
    font-size: 1.65rem;
    color: var(--reg-ink);
    letter-spacing: -0.01em;
}

.reg-summary-empty {
    font-family: var(--reg-display);
    font-style: italic;
    color: var(--reg-ink-3);
    font-size: 1rem;
    margin: 1rem 0;
}

/* Mobile inline summary (compact horizontal) */
.reg-summary-inline {
    display: none;
    align-items: baseline;
    justify-content: space-between;
    gap: 1rem;
    padding: 0.85rem 0;
    border-top: 1px solid var(--reg-rule);
    border-bottom: 1px solid var(--reg-rule);
    font-family: var(--reg-ui);
}

.reg-summary-inline-label {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--reg-ink-3);
}

.reg-summary-inline-amount {
    font-family: var(--reg-display);
    font-feature-settings: 'tnum';
    font-variant-numeric: tabular-nums;
    font-weight: 500;
    font-size: 1.35rem;
    color: var(--reg-ink);
}

/* ─────────────────────────────────────────────────────────
   CTAs
   ───────────────────────────────────────────────────────── */

.reg-cta {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    background: var(--crm-navy, #0D2447);
    color: white;
    font-family: var(--reg-ui);
    font-size: 0.95rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    border: none;
    padding: 1rem 2rem;
    cursor: pointer;
    transition: background 200ms ease, transform 200ms ease, box-shadow 250ms ease;
    text-decoration: none;
    border-radius: 0;
}

.reg-cta:hover:not(:disabled) {
    background: color-mix(in srgb, var(--crm-navy, #0D2447) 85%, var(--crm-teal, #00C5A8));
    box-shadow: var(--reg-shadow-cta);
    color: white;
}

.reg-cta:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.reg-cta--sticky {
    width: 100%;
    justify-content: center;
    margin-top: 1.5rem;
}

.reg-cta-arrow {
    display: inline-block;
    transition: transform 200ms ease;
}

.reg-cta:hover:not(:disabled) .reg-cta-arrow {
    transform: translateX(3px);
}

.reg-cta-secondary {
    display: inline-flex;
    align-items: center;
    color: var(--reg-ink-3);
    font-family: var(--reg-ui);
    font-size: 0.95rem;
    text-decoration: underline;
    text-decoration-color: var(--reg-rule-strong);
    text-underline-offset: 4px;
    transition: color 200ms ease, text-decoration-color 200ms ease;
    background: transparent;
    border: none;
    padding: 0;
    cursor: pointer;
}

.reg-cta-secondary:hover {
    color: var(--crm-navy, #0D2447);
    text-decoration-color: var(--crm-navy, #0D2447);
}

.reg-cta-secondary--inline { margin-left: 1.5rem; }

.reg-submit-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 2.5rem;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.reg-submit-row--end { justify-content: flex-end; }

.reg-submit-row--mobile { display: none; }

/* ─────────────────────────────────────────────────────────
   Login gate
   ───────────────────────────────────────────────────────── */

.reg-gate {
    padding-top: 3rem;
    padding-bottom: 6rem;
}

.reg-gate-card {
    max-width: 580px;
    margin: 0 auto;
    text-align: center;
    padding: 3rem 2rem;
}

.reg-gate-title {
    font-family: var(--reg-display);
    font-variation-settings: 'opsz' 72;
    font-weight: 500;
    font-size: clamp(1.85rem, 3vw, 2.6rem);
    letter-spacing: -0.02em;
    margin: 0 0 1rem;
    color: var(--reg-ink);
}

.reg-gate-body {
    font-family: var(--reg-display);
    font-variation-settings: 'opsz' 36;
    font-size: 1.1rem;
    line-height: 1.55;
    color: var(--reg-ink-2);
    margin-bottom: 2rem;
}

.reg-gate-actions {
    display: flex;
    align-items: center;
    justify-content: center;
}

/* ─────────────────────────────────────────────────────────
   Animations
   ───────────────────────────────────────────────────────── */

@keyframes reg-fade-up {
    from { opacity: 0; transform: translateY(16px); }
    to   { opacity: 1; transform: translateY(0); }
}

@media (prefers-reduced-motion: reduce) {
    .reg-hero-date,
    .reg-hero-text {
        animation: none;
    }
    .reg-loading-dot {
        animation: none;
        opacity: 0.6;
    }
    .reg-cta-arrow {
        transition: none;
    }
}

/* ─────────────────────────────────────────────────────────
   Responsive
   ───────────────────────────────────────────────────────── */

@media (max-width: 880px) {
    .reg-hero--immersive {
        min-height: 320px;
        padding: 4rem 0 2.5rem;
    }
    .reg-hero--compact {
        min-height: 180px;
        padding: 3rem 0 1.5rem;
    }
    .reg-hero-grid {
        grid-template-columns: 1fr;
        gap: 1.25rem;
    }
    .reg-hero-date {
        border-right: none;
        border-bottom: 1px solid rgba(255,255,255,0.2);
        padding-right: 0;
        padding-bottom: 1.25rem;
        text-align: left;
        display: flex;
        align-items: baseline;
        gap: 1rem;
    }
    .reg-date-month, .reg-date-year { margin: 0; }
    .reg-date-day { font-size: 3.5rem; }

    .reg-grid {
        grid-template-columns: 1fr;
        gap: 0;
    }

    .reg-summary {
        order: -1;
        margin-bottom: 0;
        display: none;
    }

    .reg-summary-inline {
        display: flex;
        margin: 0 0 2rem;
    }

    .reg-submit-row--mobile {
        display: flex;
        justify-content: stretch;
        position: sticky;
        bottom: 0;
        margin: 2rem -1.75rem 0;
        padding: 1rem 1.75rem;
        background: linear-gradient(180deg,
            rgba(247, 245, 240, 0) 0%,
            var(--reg-bg) 30%);
        z-index: 10;
    }
    .reg-submit-row--mobile .reg-cta {
        width: 100%;
        justify-content: center;
    }

    .reg-fields { grid-template-columns: 1fr; }
    .reg-field--half { grid-column: 1 / -1; }
}

@media (max-width: 480px) {
    .reg-shell { padding: 0 1.25rem; }
    .reg-display { font-size: 2rem; }
    .reg-section-title { font-size: 1.35rem; }
    .reg-ticket, .reg-billing {
        padding: 1.25rem 0.25rem;
        gap: 0.85rem;
        grid-template-columns: auto 1fr;
    }
    .reg-ticket-price {
        grid-column: 2 / -1;
        font-size: 1.2rem;
    }
    .reg-ticket-name, .reg-billing-name { font-size: 1.05rem; }
}