:root {
  --sdu-accent: #921a2a;
  --sdu-accent-bright: #bd2639;
  --sdu-accent-dark: #68101c;
  --sdu-button: #7a1823;
  --sdu-button-hover: #c58936;
  --sdu-ink: #252525;
  --sdu-date: #921a2a;
  --sdu-dark-surface: #252525;
  --sdu-light-surface: #fff;
  --sdu-success: #19723a;
  --sdu-success-on-dark: #8ed5a4;
  --sdu-ink-soft: #343434;
  --sdu-muted: #6d6d6d;
  --sdu-line: #e5e1df;
  --sdu-soft: #f7f5f4;
  --sdu-radius: 0;
  --sdu-shadow: 0 14px 36px rgba(28, 21, 21, .12);
}

.sdu-booking { color: var(--sdu-ink); font-family: inherit; }
.sdu-booking *, .sdu-booking *::before, .sdu-booking *::after { box-sizing: border-box; }
.sdu-booking a { text-underline-offset: .18em; }
.sdu-subpage-hero { position: relative; display: grid; width: 100vw; min-height: 270px; place-items: center; padding: 70px 1.5rem; margin: -70px 0 clamp(3rem, 6vw, 5rem) calc(50% - 50vw); overflow: hidden; color: #fff; background: url('/images/pics/bg-breadcrumb.jpg') center / cover no-repeat; }
.sdu-subpage-hero__inner { width: min(100%, 1200px); margin-inline: auto; text-align: center; }
.sdu-subpage-hero h1 { margin: 0; color: #fff; font-size: clamp(2rem, 5vw, 4rem); font-weight: 800; line-height: 1.05; letter-spacing: -.025em; text-transform: uppercase; text-shadow: 0 3px 20px rgba(0,0,0,.32); }
.sdu-page-header { margin-bottom: clamp(1.5rem, 4vw, 3rem); }
.sdu-page-header h1 { margin: 0; font-size: clamp(2rem, 5vw, 4rem); line-height: .98; text-transform: uppercase; letter-spacing: -.025em; }
.sdu-section-heading { margin-bottom: clamp(1.25rem, 3vw, 2rem); }
.sdu-section-heading h2 { margin: 0; font-size: clamp(1.65rem, 3.5vw, 2.8rem); line-height: 1.08; }
.sdu-eyebrow { margin: 0 0 .75rem; color: var(--sdu-accent); font-size: .78rem; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
.sdu-empty { padding: 2rem; border: 1px dashed #bbb; background: color-mix(in srgb, var(--sdu-light-surface), transparent 22%); text-align: center; }

.sdu-event-grid { display: grid; gap: 1.15rem; }
.sdu-event-card { position: relative; display: grid; grid-template-columns: 108px minmax(0, 1fr) auto; gap: 1.6rem; align-items: center; overflow: hidden; padding: 1.3rem; border: 1px solid rgba(40,40,40,.1); border-radius: 0; background: var(--sdu-light-surface); box-shadow: 0 12px 35px rgba(35,22,22,.08); transition: box-shadow .25s ease; }
.sdu-event-card::before { position: absolute; inset: 0 auto 0 0; width: 4px; background: var(--sdu-accent); content: ""; }
.sdu-event-card:hover { box-shadow: var(--sdu-shadow); }
.sdu-event-date { display: grid; place-items: center; align-content: center; min-height: 94px; border-radius: 0; color: #fff; background: var(--sdu-date); box-shadow: 0 12px 24px rgba(104,16,28,.25); font-size: .72rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.sdu-event-date span { display: block; font-size: 2.15rem; line-height: 1; }
.sdu-event-main h2 { margin: 0 0 .5rem; font-size: clamp(1.15rem, 2.2vw, 1.65rem); }
.sdu-event-main h2 a, .sdu-module a { color: inherit; text-decoration: none; }
.sdu-event-meta { display: flex; flex-wrap: wrap; gap: .45rem 1.5rem; color: var(--sdu-muted); font-size: .92rem; }
.sdu-event-footer { display: flex; flex-wrap: wrap; gap: .6rem 1.5rem; margin-top: .9rem; align-items: center; }
.sdu-availability { font-size: .8rem; font-weight: 800; text-transform: uppercase; letter-spacing: .04em; }
.sdu-availability.is-open { color: var(--sdu-success); }
.sdu-availability.is-closed { color: var(--sdu-accent-dark); }

.sdu-btn { display: inline-flex; justify-content: center; align-items: center; gap: .65rem; min-height: 42px; padding: .7rem 1.1rem; border: 0; border-radius: 0; color: #fff !important; background: var(--sdu-button); box-shadow: none; font: inherit; font-size: .875rem; font-weight: 900; letter-spacing: .045em; line-height: 1.15; text-align: center; text-decoration: none !important; text-transform: uppercase; cursor: pointer; transition: background-color .2s ease, color .2s ease; }
.sdu-btn:hover, .sdu-btn:focus-visible { color: #fff !important; background: var(--sdu-button-hover); box-shadow: none; transform: none; }
.sdu-btn-secondary { background: var(--sdu-button); }
.sdu-btn-small { min-height: 36px; padding: .55rem .8rem; font-size: .78rem; }
.sdu-btn-block { width: 100%; }
.sdu-pagination { margin-top: 2rem; }

.sdu-event-detail { width: 100%; max-width: 1240px; margin-inline: auto; }
.sdu-event-detail .sdu-page-header { max-width: 780px; margin-bottom: clamp(1.25rem, 3vw, 2rem); }
.sdu-detail-grid { display: grid; grid-template-columns: minmax(500px,590px) minmax(0,1fr); gap: clamp(2rem, 4vw, 4rem); align-items: stretch; }
.sdu-detail-content { display: flex; flex-direction: column; justify-content: space-between; min-width: 0; min-height: 100%; padding-top: .25rem; }
.sdu-event-description { font-size: 14px; line-height: 1.8; }
.sdu-detail-actions { display: flex; flex-wrap: wrap; gap: .75rem; align-items: flex-end; padding-top: 1.5rem; margin-top: auto; }
.sdu-more-course-btn { min-width: 230px; }
.sdu-map-action-btn { background: var(--sdu-button-hover); }
.sdu-map-action-btn:hover, .sdu-map-action-btn:focus-visible { background: var(--sdu-button); }
.sdu-detail-box { position: sticky; top: 2rem; align-self: start; width: 100%; padding: 1.5rem 1.7rem 1.6rem; border: 0; border-top: 3px solid var(--sdu-button-hover); border-radius: 0; color: #fff; background: var(--sdu-dark-surface); box-shadow: 0 18px 42px rgba(0,0,0,.15); }
.sdu-detail-box dl { margin: 0 0 1.25rem; }
.sdu-detail-box dl > div { display: grid; grid-template-columns: 130px minmax(0,1fr); gap: 1.1rem; padding: .9rem 0; border-bottom: 1px solid rgba(255,255,255,.14); }
.sdu-detail-box dt { color: rgba(255,255,255,.72); font-size: .75rem; font-weight: 900; letter-spacing: .08em; text-transform: uppercase; }
.sdu-detail-box dd { margin: 0; color: #fff; font-size: 1rem; font-weight: 700; line-height: 1.5; }
.sdu-detail-box .sdu-location-link { color: #fff !important; text-decoration: none !important; }
.sdu-detail-box .sdu-location-link:hover, .sdu-detail-box .sdu-location-link:focus-visible { color: var(--sdu-button-hover) !important; }
.sdu-detail-location small { display: inline-block; margin-top: .3rem; color: rgba(255,255,255,.9); font-size: .94rem; line-height: 1.5; }
.sdu-detail-price dd { font-size: 1.3rem; }
.sdu-detail-availability dd { color: #9bd5ab; }
.sdu-closed-message { padding: 1rem; color: #fff; background: var(--sdu-accent-dark); font-weight: 800; text-align: center; }

.sdu-registration-page { width: 100%; max-width: 1180px; margin-inline: auto; }
.sdu-registration-page .sdu-page-header { margin-bottom: clamp(1.25rem, 3vw, 2rem); }
.sdu-registration-page .sdu-page-header h1 { font-size: clamp(2rem, 4.2vw, 3.6rem); }
.sdu-registration-summary { display: flex; flex-wrap: wrap; gap: .8rem 2rem; max-width: 1100px; padding: 1rem 1.25rem; margin-bottom: 1.25rem; border-left: 4px solid var(--sdu-accent); color: #fff; background: var(--sdu-dark-surface); }
.sdu-registration-summary span { color: rgba(255,255,255,.82); }
.sdu-registration-summary strong { margin-left: auto; }
.sdu-registration-form { max-width: 1100px; padding: clamp(1.25rem, 3vw, 2rem); border-top: 4px solid var(--sdu-accent); background: color-mix(in srgb, var(--sdu-light-surface), #000 4%); }
#system-message-container.sdu-form-messages { width: 100%; max-width: 1100px; margin: 1rem 0 0; }
.sdu-registration-form .control-group { margin-bottom: 1.15rem; }
.sdu-registration-form .control-label { margin-bottom: .4rem; color: var(--sdu-ink); font-weight: 800; }
.sdu-registration-form input[type="text"], .sdu-registration-form input[type="email"], .sdu-registration-form input[type="tel"], .sdu-registration-form input[type="number"], .sdu-registration-form textarea { width: 100%; min-height: 46px; padding: .75rem; border: 1px solid #cfcfcf; border-radius: 0; color: var(--sdu-ink); background: var(--sdu-light-surface); }
.sdu-registration-form input:focus, .sdu-registration-form textarea:focus { border-color: var(--sdu-accent); outline: 2px solid rgba(146,26,42,.14); }
.sdu-registration-form textarea { min-height: 120px; }
.sdu-form-row { display: grid; grid-template-columns: minmax(0,1fr) minmax(0,1fr); gap: 1rem; align-items: start; }
.sdu-form-row > .control-group { display: flex; flex-direction: column; min-width: 0; margin: 0 !important; }
.sdu-form-row .control-label, .sdu-form-row .controls { width: 100%; max-width: none; }
.sdu-form-row .controls { display: block; }
.sdu-payment-section { padding: 1.5rem; margin: 2rem 0; border: 1px solid #d8d2d0; background: var(--sdu-light-surface); }
.sdu-payment-section h2 { margin-top: 0; }
.sdu-amount { display: flex; justify-content: space-between; gap: 1rem; padding: .8rem 0; margin-bottom: .8rem; border-bottom: 1px solid var(--sdu-line); }
.sdu-registration-form fieldset.radio { display: grid; gap: .65rem; }
.sdu-registration-form fieldset.radio .btn-group { display: grid; grid-template-columns: minmax(0, 1fr); width: 100%; gap: .45rem; }
.sdu-registration-form fieldset.radio label { display: flex; justify-content: flex-start; align-items: center; gap: .45rem; width: 100%; padding: .65rem .75rem; border: 1px solid var(--sdu-line); border-radius: 0; color: var(--sdu-ink); background: var(--sdu-light-surface); box-shadow: none; font-size: 14px; line-height: 1.35; white-space: normal; word-spacing: normal; text-align: left; }
.sdu-registration-form fieldset.radio input[type="radio"] { width: 14px; height: 14px; }
.sdu-registration-form fieldset.radio .btn-check:checked + .btn { border-color: var(--sdu-button); color: #fff; background: var(--sdu-button); box-shadow: none; }
.sdu-registration-form fieldset.radio .btn-check:focus-visible + .btn { outline: 2px solid rgba(122,24,35,.25); outline-offset: 2px; }
.sdu-consent-row .control-group { display: grid; grid-template-columns: auto minmax(0,1fr); gap: .7rem; align-items: start; }
.sdu-consent-row .control-label { grid-column: 2; margin: 0; }
.sdu-consent-row .control-label label { margin: 0; line-height: 1.45; }
.sdu-consent-row .controls { grid-column: 1; grid-row: 1; width: auto; max-width: none; }
.sdu-consent-row .form-check { min-height: 0; padding: 0; margin: 0; }
.sdu-consent-row input[type="checkbox"] { position: static; float: none; width: 19px; height: 19px; margin: .15rem 0 0; accent-color: var(--sdu-button); }
.sdu-math-label { margin-top: 1.5rem; font-weight: 800; }
.sdu-honeypot { position: absolute !important; left: -10000px !important; width: 1px; height: 1px; overflow: hidden; }
.sdu-form-actions { display: flex; justify-content: space-between; gap: 1rem; margin-top: 2rem; }

.sdu-complete { max-width: 720px; margin: 3rem auto; padding: clamp(1.5rem, 5vw, 4rem); background: var(--sdu-light-surface); box-shadow: 0 20px 60px rgba(0,0,0,.1); text-align: center; }
.sdu-complete-icon { display: grid; place-items: center; width: 70px; height: 70px; margin: 0 auto 1.5rem; border-radius: 0; color: #fff; background: var(--sdu-success); font-size: 2rem; }
.sdu-complete-summary { display: grid; gap: .35rem; padding: 1.25rem; margin: 1.5rem 0; background: color-mix(in srgb, var(--sdu-light-surface), #000 4%); }

.sdu-module-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 310px), 1fr)); gap: clamp(.9rem, 1.7vw, 1.25rem); align-items: stretch; }
.sdu-course-card { position: relative; display: flex; flex-direction: column; height: 100%; min-height: 0; overflow: hidden; border: 1px solid rgba(255,255,255,.08); border-radius: 0; color: #fff; background: var(--sdu-dark-surface); box-shadow: var(--sdu-shadow); transition: box-shadow .25s ease, transform .25s ease; }
.sdu-course-card::after { display: none; content: none; }
.sdu-course-card:hover { box-shadow: 0 20px 48px rgba(28,21,21,.18); transform: translateY(-2px); }
.sdu-card-top, .sdu-card-footer { position: relative; z-index: 1; }
.sdu-card-top { display: grid; grid-template-columns: 84px minmax(0,1fr); flex: 1 1 auto; gap: .9rem; align-items: start; min-height: 126px; padding: .9rem; }
.sdu-card-date { display: flex; flex-direction: column; align-items: center; justify-content: center; align-self: start; width: 84px; min-height: 84px; padding: .5rem .3rem; border-radius: 0; color: #fff; background: var(--sdu-date); box-shadow: 0 9px 22px rgba(104,16,28,.26); font-size: .64rem; font-weight: 900; letter-spacing: .055em; line-height: 1.22; text-align: center; text-transform: uppercase; }
.sdu-card-date .sdu-card-day { margin-bottom: .34rem; font-size: 1.8rem; letter-spacing: -.04em; line-height: .82; }
.sdu-card-date > span:not(.sdu-card-day) { display: block; line-height: 1.25; }
.sdu-card-date small { margin-top: .4rem; padding-top: .3rem; border-top: 1px solid rgba(255,255,255,.42); font-size: .63rem; line-height: 1.2; }
.sdu-card-main { align-self: start; min-width: 0; padding-top: .1rem; }
.sdu-card-variant { display: flex; align-items: center; gap: .45rem; margin: -.12rem 0 .5rem; color: var(--sdu-variant, var(--sdu-accent)); font-size: .67rem; font-weight: 900; letter-spacing: .085em; line-height: 1.2; text-transform: uppercase; }
.sdu-card-variant::before { flex: 0 0 17px; width: 17px; height: 2px; background: var(--sdu-variant, var(--sdu-accent)); content: ""; }
.sdu-card-main h3 { margin: 0 0 .55rem; color: #fff; font-size: clamp(1.05rem, 1.65vw, 1.35rem); font-weight: 700; line-height: 1.12; }
.sdu-card-main h3 a, .sdu-card-main h3 a:hover, .sdu-card-main h3 a:focus-visible { color: #fff; text-decoration: none !important; }
.sdu-location-link { display: inline-flex; align-items: center; gap: .4rem; color: var(--sdu-accent) !important; font-weight: 750; text-decoration: underline !important; text-decoration-color: rgba(146,26,42,.35) !important; }
.sdu-card-main .sdu-location-link { color: rgba(255,255,255,.72) !important; font-size: .84rem; text-decoration: none !important; }
.sdu-location-link:hover, .sdu-location-link:focus-visible { color: var(--sdu-accent-bright) !important; }
.sdu-card-main .sdu-location-link:hover, .sdu-card-main .sdu-location-link:focus-visible { color: #fff !important; text-decoration: none !important; }
.sdu-card-main h3 a::after, .sdu-location-link::after, .sdu-map-text-link::after, .sdu-map-action-btn::after { display: none !important; content: none !important; }
.sdu-location-icon { display: inline-grid; place-items: center; width: 20px; height: 20px; border: 1px solid currentColor; border-radius: 0; font-size: .72rem; text-decoration: none; }
.sdu-card-footer { display: flex; align-items: center; justify-content: space-between; gap: .8rem; padding: .65rem .9rem; margin-top: auto; border-top: 1px solid rgba(255,255,255,.1); background: rgba(0,0,0,.18); }
.sdu-card-facts { display: grid; gap: .25rem; }
.sdu-card-price { color: #fff; font-size: 1.05rem; }
.sdu-card-footer .sdu-availability { color: rgba(255,255,255,.64); font-size: .68rem; }
.sdu-card-footer .sdu-availability.is-open { color: var(--sdu-success-on-dark); }
.sdu-module-table { display: grid; gap: .55rem; border: 0; }
.sdu-module-row { display: grid; grid-template-columns: minmax(0,1fr) auto auto; gap: 1rem; align-items: center; padding-block: .9rem; padding-inline: clamp(.9rem, 2vw, 1.2rem); border: 1px solid var(--sdu-line); }
.sdu-module-variant { display: block; margin-top: .15rem; color: var(--sdu-variant, var(--sdu-accent)); font-size: .72rem; font-weight: 800; letter-spacing: .05em; text-transform: uppercase; }
.sdu-module-row small { display: block; margin-top: .2rem; color: var(--sdu-muted); }
.sdu-embedded-events { margin-top: 3rem; }

.sdu-calendar { position: relative; overflow: hidden; border: 1px solid rgba(40,40,40,.1); border-radius: 0; background: var(--sdu-light-surface); box-shadow: var(--sdu-shadow); isolation: isolate; }
.sdu-calendar-head { display: flex; justify-content: space-between; align-items: center; min-height: 72px; padding: .8rem 1rem; color: #fff; background: var(--sdu-dark-surface); }
.sdu-calendar-head strong { font-size: clamp(1rem, 2vw, 1.3rem); letter-spacing: .045em; text-transform: uppercase; }
.sdu-calendar-head strong:focus { outline: none; }
.sdu-calendar-head a { display: grid; place-items: center; width: 42px; height: 42px; border: 1px solid rgba(255,255,255,.28); border-radius: 0; color: #fff; font-size: 1.7rem; line-height: 1; text-decoration: none; transition: background .2s ease, border-color .2s ease, transform .2s ease; }
.sdu-calendar-head a:hover, .sdu-calendar-head a:focus-visible { border-color: var(--sdu-button-hover); background: var(--sdu-button-hover); transform: none; }
.sdu-calendar-weekdays, .sdu-calendar-grid { display: grid; grid-template-columns: repeat(7, 1fr); }
.sdu-calendar-weekdays { padding: 0 .7rem; background: #f1efed; }
.sdu-calendar-weekdays span { padding: .7rem .2rem; color: #6a6663; font-size: .66rem; font-weight: 900; letter-spacing: .08em; text-align: center; text-transform: uppercase; }
.sdu-calendar-grid { padding: .7rem; }
.sdu-calendar-grid > * { position: relative; display: grid; place-items: center; min-height: 43px; border: 1px solid #eeeae8; margin: -1px 0 0 -1px; color: inherit; background: var(--sdu-light-surface); text-decoration: none; }
.sdu-calendar-grid > .is-empty { background: color-mix(in srgb, var(--sdu-light-surface), #000 2%); }
.sdu-calendar-grid .has-event { color: #fff; background: var(--sdu-date); box-shadow: inset 0 0 0 1px rgba(255,255,255,.16); font-weight: 900; transition: filter .2s ease, transform .2s ease; }
.sdu-calendar-grid .has-event:hover, .sdu-calendar-grid .has-event:focus-visible { z-index: 2; filter: brightness(1.12); transform: scale(1.06); }
.sdu-calendar-grid .has-event small { position: absolute; top: 3px; right: 4px; min-width: 15px; height: 15px; padding: 0 3px; border-radius: 0; color: var(--sdu-accent-dark); background: #fff; font-size: .58rem; line-height: 15px; text-align: center; }
.sdu-calendar-grid-large > * { min-height: 112px; place-items: stretch; }
.sdu-calendar-grid-large .sdu-calendar-cell { display: flex; flex-direction: column; gap: .35rem; padding: .55rem; background: var(--sdu-light-surface); }
.sdu-calendar-number { align-self: flex-end; color: var(--sdu-muted); font-size: .78rem; font-weight: 900; }
.sdu-calendar-cell.has-events { border-top: 3px solid var(--sdu-accent); background: color-mix(in srgb, var(--sdu-light-surface), var(--sdu-accent) 5%); }
.sdu-calendar-cell a { display: block; padding: .5rem; border-radius: 0; color: inherit; background: var(--sdu-soft); font-size: .72rem; line-height: 1.25; text-decoration: none; }
.sdu-calendar-cell a:hover, .sdu-calendar-cell a:focus-visible { color: #fff; background: var(--sdu-accent); }
.sdu-calendar-cell a strong { display: block; margin-bottom: .15rem; color: var(--sdu-accent); }
.sdu-calendar-cell a:hover strong, .sdu-calendar-cell a:focus-visible strong { color: #fff; }
.sdu-calendar-loader { position: absolute; inset: 0; z-index: 5; display: grid; place-items: center; pointer-events: none; background: rgba(255,255,255,.72); opacity: 0; backdrop-filter: blur(2px); transition: opacity .18s ease; }
.sdu-calendar-loader::after { width: 30px; height: 30px; border: 3px solid rgba(146,26,42,.18); border-top-color: var(--sdu-accent); border-radius: 0; content: ""; animation: sdu-spin .7s linear infinite; }
.sdu-calendar.is-loading .sdu-calendar-loader { opacity: 1; }
@keyframes sdu-spin { to { transform: rotate(360deg); } }

.sdu-map-text-link { display: inline-flex; align-items: center; min-height: 30px; padding: .38rem .65rem; margin-top: .55rem; border: 0; color: #fff !important; background: var(--sdu-button); font-size: .72rem; font-weight: 900; letter-spacing: .05em; text-decoration: none !important; text-transform: uppercase; transition: background-color .2s ease; }
.sdu-map-text-link:hover, .sdu-map-text-link:focus-visible { color: #fff !important; background: var(--sdu-button-hover); transform: none; }
.sdu-map-modal { width: min(920px, calc(100% - 2rem)); max-width: none; padding: 0; overflow: hidden; border: 0; border-radius: 0; color: var(--sdu-ink); background: var(--sdu-light-surface); box-shadow: 0 32px 90px rgba(0,0,0,.38); }
.sdu-map-modal::backdrop { background: rgba(15,15,15,.74); backdrop-filter: blur(5px); }
.sdu-map-modal__panel { display: flex; flex-direction: column; max-height: min(88vh, 760px); }
.sdu-map-modal__header { display: flex; align-items: flex-start; justify-content: space-between; gap: 1rem; padding: 1.25rem 1.4rem; color: #fff; background: radial-gradient(circle at 85% 0, rgba(189,38,57,.52), transparent 38%), var(--sdu-ink); }
.sdu-map-modal__header p { margin: 0 0 .28rem; color: #d98a94; font-size: .66rem; font-weight: 900; letter-spacing: .13em; text-transform: uppercase; }
.sdu-map-modal__header h2 { margin: 0; color: #fff; font-size: clamp(1.15rem, 3vw, 1.65rem); }
.sdu-map-modal__header span { display: block; margin-top: .35rem; color: rgba(255,255,255,.66); font-size: .8rem; }
.sdu-map-modal__close { display: grid; flex: 0 0 auto; place-items: center; width: 42px; height: 42px; padding: 0; border: 1px solid rgba(255,255,255,.3); border-radius: 0; color: #fff; background: transparent; font-size: 1.65rem; line-height: 1; cursor: pointer; }
.sdu-map-modal__close:hover, .sdu-map-modal__close:focus-visible { border-color: #fff; background: var(--sdu-accent); }
.sdu-map-modal__body { min-height: 360px; background: #e8e6e4; }
.sdu-map-modal__body iframe { display: block; width: 100%; height: min(56vh, 510px); min-height: 360px; border: 0; }
.sdu-map-modal__footer { display: flex; justify-content: flex-end; padding: .9rem 1.2rem; border-top: 1px solid var(--sdu-line); background: var(--sdu-light-surface); }

@media (max-width: 760px) {
  .sdu-event-card { grid-template-columns: 72px minmax(0,1fr); gap: 1rem; }
  .sdu-event-action { grid-column: 1 / -1; }
  .sdu-event-action .sdu-btn { width: 100%; }
  .sdu-detail-grid, .sdu-form-row { grid-template-columns: 1fr; }
  .sdu-detail-box { position: static; }
  .sdu-detail-actions .sdu-btn { width: 100%; }
  .sdu-module-row { grid-template-columns: 1fr auto; padding-inline: .85rem; }
  .sdu-module-row .sdu-btn { grid-column: 1 / -1; }
  .sdu-registration-summary strong { margin-left: 0; }
  .sdu-calendar-grid-large > * { min-height: 58px; }
  .sdu-calendar-cell { padding: .25rem !important; }
  .sdu-calendar-cell a { width: 10px; height: 10px; padding: 0; margin: .1rem auto 0; border-radius: 0; overflow: hidden; color: transparent; background: var(--sdu-accent); }
  .sdu-calendar-cell a strong { display: none; }
  .sdu-card-top { grid-template-columns: 72px minmax(0,1fr); gap: .75rem; min-height: 108px; padding: .8rem; }
  .sdu-card-date { width: 72px; min-height: 72px; }
  .sdu-card-date .sdu-card-day { font-size: 1.75rem; }
  .sdu-card-main h3 { font-size: 1.05rem; }
  .sdu-card-footer { align-items: stretch; flex-direction: column; }
  .sdu-card-footer .sdu-btn { width: 100%; }
  .sdu-registration-page .sdu-page-header h1 { font-size: clamp(1.8rem, 10vw, 2.8rem); }
  .sdu-registration-summary strong { width: 100%; }
  .sdu-form-actions { flex-direction: column-reverse; }
  .sdu-form-actions .sdu-btn { width: 100%; }
  .sdu-map-modal { width: calc(100% - 1rem); border-radius: 0; }
  .sdu-map-modal__header { padding: 1rem; }
  .sdu-map-modal__body, .sdu-map-modal__body iframe { min-height: 320px; }
}

@media (max-width: 900px) {
  .sdu-detail-grid { grid-template-columns: 1fr; }
  .sdu-detail-box { position: static; }
  .sdu-detail-content { min-height: 0; }
  .sdu-detail-actions { margin-top: 0; }
}

@media (max-width: 640px) {
  .sdu-subpage-hero { min-height: 190px; padding: 45px 1rem; margin-top: -40px; margin-bottom: 2.5rem; }
  .sdu-subpage-hero h1 { font-size: clamp(1.75rem, 10vw, 2.7rem); }
}

@media (prefers-reduced-motion: reduce) {
  .sdu-booking *, .sdu-map-modal * { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}

/* External course offers */
.sdu-external-offers { display: grid; gap: clamp(1.25rem, 2.4vw, 2rem); }
.sdu-external-offer { overflow: hidden; border: 1px solid #ddd8d5; border-top: 4px solid var(--sdu-accent); background: var(--sdu-light-surface); box-shadow: 0 14px 38px rgba(27,22,20,.09); }
.sdu-external-offer__head { display: flex; justify-content: space-between; gap: 1.5rem; align-items: flex-start; padding: clamp(1.2rem, 3vw, 1.75rem); color: #fff; background: var(--sdu-dark-surface); }
.sdu-external-offer__head h3 { margin: 0; color: #fff; font-size: clamp(1.35rem, 2.6vw, 2rem); line-height: 1.15; }
.sdu-course-offer__identity { display: grid; justify-items: start; gap: .38rem; min-width: 0; }
.sdu-course-duration { display: inline-flex; align-items: center; gap: .5rem; color: var(--sdu-accent-bright); font-size: .76rem; font-weight: 900; letter-spacing: .055em; text-transform: uppercase; }
.sdu-course-duration::before { width: 1.5rem; height: 2px; background: currentColor; content: ""; }
.sdu-course-location { display: inline-flex; align-items: center; gap: .38rem; color: rgba(255,255,255,.68); font-size: .82rem; font-weight: 700; text-decoration: none; }
.sdu-course-location:hover { color: #fff; text-decoration: none; }
.sdu-external-badge { display: inline-flex; align-items: center; width: fit-content; padding: .34rem .55rem; color: #fff; background: var(--sdu-accent); font-size: .64rem; font-weight: 900; letter-spacing: .07em; line-height: 1.2; text-transform: uppercase; }
.sdu-external-price { display: grid; flex: 0 0 auto; gap: .12rem; min-width: 190px; text-align: right; }
.sdu-external-price small { color: rgba(255,255,255,.7); font-size: .72rem; font-weight: 800; text-transform: uppercase; }
.sdu-external-price strong { color: #fff; font-size: clamp(1.5rem, 3vw, 2.1rem); line-height: 1.1; }
.sdu-external-price span { color: rgba(255,255,255,.72); font-size: .82rem; }
.sdu-external-offer__body { display: grid; grid-template-columns: minmax(0,1.35fr) minmax(330px,.9fr); gap: clamp(1.25rem, 3vw, 2.25rem); padding: clamp(1.2rem, 3vw, 1.75rem); }
.sdu-external-description { color: var(--sdu-muted); font-size: .93rem; line-height: 1.75; }
.sdu-external-description > :first-child { margin-top: 0; }
.sdu-external-description > :last-child { margin-bottom: 0; }
.sdu-external-dates { display: grid; align-content: start; gap: .7rem; }
.sdu-external-date { display: grid; gap: .45rem; padding: .9rem 1rem; border-left: 4px solid var(--sdu-accent); background: color-mix(in srgb, var(--sdu-light-surface), #000 4%); }
.sdu-external-date time { color: var(--sdu-ink); font-size: 1.05rem; font-weight: 900; }
.sdu-external-date__meta { display: flex; flex-wrap: wrap; gap: .25rem .85rem; color: var(--sdu-muted); font-size: .8rem; }
.sdu-external-date .sdu-availability { margin-top: .1rem; }
.sdu-external-date.is-preparing { min-height: 92px; align-content: center; color: var(--sdu-muted); }
.sdu-external-offer__footer { display: flex; justify-content: flex-end; padding: 0 clamp(1.2rem, 3vw, 1.75rem) clamp(1.2rem, 3vw, 1.75rem); }
.sdu-external-offer__footer .sdu-btn { min-width: 220px; }
.sdu-course-card.is-external { border-top: 3px solid var(--sdu-accent); }
.sdu-card-main .sdu-external-badge { margin-bottom: .55rem; font-size: .55rem; }
.sdu-module-row .sdu-external-badge { margin-left: .5rem; font-size: .55rem; }

.sdu-calendar-grid > .sdu-calendar-multi { color: #fff; background: var(--sdu-date); box-shadow: inset 0 0 0 1px rgba(255,255,255,.16); }
.sdu-calendar-multi { position: relative; min-height: 43px; margin: -1px 0 0 -1px; }
.sdu-calendar-multi > summary { position: relative; display: grid; align-self: stretch; justify-self: stretch; place-items: center; width: 100%; min-width: 0; min-height: 43px; height: 100%; list-style: none; cursor: pointer; }
.sdu-calendar-multi > summary.has-event { background: transparent; box-shadow: none; }
.sdu-calendar-multi > summary.has-event:hover, .sdu-calendar-multi > summary.has-event:focus-visible { transform: none; }
.sdu-calendar-multi > summary::-webkit-details-marker { display: none; }
.sdu-calendar-multi[open] { z-index: 20; }
.sdu-calendar-popover { position: absolute; z-index: 30; top: calc(100% + 5px); left: 50%; display: grid; width: min(260px, 82vw); padding: .45rem; border: 1px solid #d7d2cf; background: var(--sdu-light-surface); box-shadow: 0 18px 44px rgba(0,0,0,.2); transform: translateX(-50%); }
.sdu-calendar-multi.is-popover-left .sdu-calendar-popover { left: 0; transform: none; }
.sdu-calendar-multi.is-popover-right .sdu-calendar-popover { right: 0; left: auto; transform: none; }
.sdu-calendar-multi.is-popover-up .sdu-calendar-popover { top: auto; bottom: calc(100% + 5px); }
.sdu-calendar-popover a { padding: .55rem .65rem; color: var(--sdu-ink); font-size: .72rem; font-weight: 700; line-height: 1.3; text-decoration: none; }
.sdu-calendar-popover a > span { display: block; }
.sdu-calendar-popover-variant { position: static !important; display: block; width: auto !important; height: auto !important; padding: 0 !important; margin-top: .18rem; border-radius: 0 !important; color: var(--sdu-variant, var(--sdu-accent)) !important; background: transparent !important; font-size: .62rem !important; font-weight: 900; letter-spacing: .05em; line-height: 1.25 !important; text-align: left !important; text-transform: uppercase; }
.sdu-calendar-popover a:hover, .sdu-calendar-popover a:focus-visible { color: #fff; background: var(--sdu-accent); }
.sdu-calendar-grid .has-event.is-external { background: var(--sdu-date); box-shadow: inset 0 0 0 2px var(--sdu-accent); }

@media (max-width: 820px) {
  .sdu-external-offer__head { flex-direction: column; }
  .sdu-external-price { min-width: 0; text-align: left; }
  .sdu-external-offer__body { grid-template-columns: 1fr; }
  .sdu-external-offer__footer { justify-content: stretch; }
  .sdu-external-offer__footer .sdu-btn { width: 100%; }
}

/* Documentation center */
.sdu-docs-nav { position: sticky; z-index: 20; top: 0; display: flex; flex-wrap: wrap; justify-content: center; gap: .45rem; max-width: 1180px; padding: .55rem; margin: 0 auto clamp(2rem, 5vw, 4rem); border: 1px solid var(--sdu-line); background: rgba(255,255,255,.94); box-shadow: 0 12px 34px rgba(36,28,25,.08); backdrop-filter: blur(12px); }
.sdu-docs-nav-link { display: inline-flex; align-items: center; justify-content: center; min-height: 42px; padding: .65rem 1rem; color: var(--sdu-ink) !important; font-size: .78rem; font-weight: 900; letter-spacing: .05em; text-decoration: none !important; text-transform: uppercase; }
.sdu-docs-nav-link:hover, .sdu-docs-nav-link:focus-visible, .sdu-docs-nav-link.is-active { color: #fff !important; background: var(--sdu-button); }
.sdu-docs-nav-link.is-hidden-link { display: none !important; }
.sdu-docs-view { width: min(100%, 1180px); margin-inline: auto; }
.sdu-docs-hero { max-width: 820px; margin: 0 auto clamp(2.5rem, 6vw, 4.5rem); text-align: center; }
.sdu-docs-hero h2 { margin: 0 0 .8rem; color: var(--sdu-ink); font-size: clamp(2.35rem, 6vw, 4.8rem); line-height: .95; letter-spacing: -.03em; text-transform: uppercase; }
.sdu-docs-hero > p:last-child { max-width: 690px; margin: 0 auto; color: var(--sdu-muted); font-size: clamp(1rem, 1.8vw, 1.15rem); line-height: 1.7; }
.sdu-docs-summary-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1rem; }
.sdu-docs-summary-grid-wide .sdu-docs-summary-card { min-height: 190px; }
.sdu-docs-summary-card { position: relative; min-height: 210px; padding: 1.6rem; overflow: hidden; border-top: 3px solid var(--sdu-accent); background: var(--sdu-dark-surface); color: #fff; }
.sdu-docs-summary-card > span { position: absolute; top: .75rem; right: 1rem; color: rgba(255,255,255,.12); font-size: 4rem; font-weight: 900; line-height: 1; }
.sdu-docs-summary-card h3 { position: relative; margin: 2.4rem 0 .65rem; color: #fff; font-size: 1.35rem; }
.sdu-docs-summary-card p { position: relative; margin: 0; color: rgba(255,255,255,.75); line-height: 1.65; }
.sdu-docs-section { padding-top: clamp(2.5rem, 6vw, 5rem); }
.sdu-docs-section-heading { margin-bottom: 1.25rem; }
.sdu-docs-section-heading p { margin: 0 0 .3rem; color: var(--sdu-accent); font-size: .7rem; font-weight: 900; letter-spacing: .13em; text-transform: uppercase; }
.sdu-docs-section-heading h3 { margin: 0; color: var(--sdu-ink); font-size: clamp(1.65rem, 3.5vw, 2.7rem); line-height: 1.05; }
.sdu-docs-flow { display: grid; grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr) auto minmax(0, 1fr) auto minmax(0, 1fr); gap: .65rem; align-items: stretch; }
.sdu-docs-flow > div { display: grid; align-content: center; min-height: 125px; padding: 1.1rem; border: 1px solid var(--sdu-line); background: var(--sdu-soft); }
.sdu-docs-flow strong { color: var(--sdu-ink); font-size: 1rem; }
.sdu-docs-flow span { margin-top: .35rem; color: var(--sdu-muted); font-size: .86rem; line-height: 1.45; }
.sdu-docs-flow i { align-self: center; color: var(--sdu-accent); font-size: 1.2rem; font-style: normal; font-weight: 900; }
.sdu-docs-lead { max-width: 960px; padding-left: 1.15rem; margin: 1.4rem 0 0; border-left: 3px solid var(--sdu-accent); color: var(--sdu-muted); font-size: 1rem; line-height: 1.75; }
.sdu-docs-table-wrap { overflow-x: auto; border: 1px solid var(--sdu-line); }
.sdu-docs-table { width: 100%; min-width: 740px; border-collapse: collapse; background: #fff; }
.sdu-docs-table th, .sdu-docs-table td { padding: 1rem 1.15rem; border-bottom: 1px solid var(--sdu-line); text-align: left; vertical-align: top; }
.sdu-docs-table thead th { color: #fff; background: var(--sdu-dark-surface); font-size: .74rem; letter-spacing: .07em; text-transform: uppercase; }
.sdu-docs-table tbody th { color: var(--sdu-accent); white-space: nowrap; }
.sdu-docs-table tbody td { color: var(--sdu-muted); line-height: 1.55; }
.sdu-docs-table tbody tr:last-child > * { border-bottom: 0; }
.sdu-docs-two-columns { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(1.5rem, 4vw, 4rem); }
.sdu-docs-reference-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; }
.sdu-docs-reference-grid-three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.sdu-docs-info-card { position: relative; padding: 1.4rem; border: 1px solid var(--sdu-line); border-top: 3px solid var(--sdu-accent); background: #fff; }
.sdu-docs-info-card h4 { margin: 0 0 .8rem; color: var(--sdu-ink); font-size: 1.25rem; }
.sdu-docs-info-card p { margin: 0; color: var(--sdu-muted); line-height: 1.65; }
.sdu-docs-info-card ul { padding-left: 1.2rem; margin: 0; color: var(--sdu-muted); }
.sdu-docs-info-card li { margin-bottom: .55rem; line-height: 1.55; }
.sdu-status-dot { display: block; width: 10px; height: 10px; margin-bottom: .75rem; border-radius: 50%; background: #c58936; }
.sdu-status-dot.is-confirmed { background: var(--sdu-success); }
.sdu-status-dot.is-cancelled { background: #777; }
.sdu-docs-checklist { display: grid; gap: .7rem; padding: 0; margin: 0; list-style: none; }
.sdu-docs-checklist li { position: relative; padding: .85rem 1rem .85rem 2.5rem; border: 1px solid var(--sdu-line); background: #fff; line-height: 1.5; }
.sdu-docs-checklist li::before { position: absolute; top: .92rem; left: 1rem; color: var(--sdu-success); content: "✓"; font-weight: 900; }
.sdu-guide-section .sdu-docs-checklist li { padding: .85rem 1rem .85rem 2.75rem; }
.sdu-docs-next { margin: clamp(2.5rem, 6vw, 5rem) 0 0; text-align: center; }
.sdu-guide-layout { display: grid; grid-template-columns: 245px minmax(0, 1fr); gap: clamp(1.5rem, 4vw, 3.75rem); align-items: start; }
.sdu-guide-toc { position: sticky; top: 74px; padding: 1.15rem; border: 1px solid var(--sdu-line); border-top: 3px solid var(--sdu-accent); background: #fff; box-shadow: var(--sdu-shadow); }
.sdu-guide-toc > p { margin: 0 0 .85rem; color: var(--sdu-ink); font-size: .72rem; font-weight: 900; letter-spacing: .11em; text-transform: uppercase; }
.sdu-guide-toc nav { display: grid; }
.sdu-guide-toc a { display: grid; grid-template-columns: 30px minmax(0, 1fr); gap: .55rem; align-items: center; padding: .62rem .45rem; border-top: 1px solid var(--sdu-line); color: var(--sdu-ink) !important; font-size: .83rem; font-weight: 750; line-height: 1.25; text-decoration: none !important; }
.sdu-guide-toc a span { color: var(--sdu-accent); font-size: .7rem; font-weight: 900; letter-spacing: .07em; }
.sdu-guide-toc a:hover, .sdu-guide-toc a:focus-visible { padding-left: .7rem; color: var(--sdu-accent) !important; background: var(--sdu-soft); }
.sdu-guide-content { min-width: 0; }
.sdu-guide-section { scroll-margin-top: 90px; padding: clamp(1.4rem, 3vw, 2.2rem); border: 1px solid var(--sdu-line); background: #fff; box-shadow: 0 10px 30px rgba(36,28,25,.055); }
.sdu-guide-section + .sdu-guide-section { margin-top: 1.25rem; }
.sdu-guide-section header { padding-bottom: 1rem; margin-bottom: 1.15rem; border-bottom: 1px solid var(--sdu-line); }
.sdu-guide-section header p { margin: 0 0 .3rem; color: var(--sdu-accent); font-size: .69rem; font-weight: 900; letter-spacing: .12em; text-transform: uppercase; }
.sdu-guide-number { display: inline-block; margin-bottom: .45rem; color: var(--sdu-accent); font-size: .72rem; font-weight: 900; letter-spacing: .14em; }
.sdu-guide-section h3 { margin: 0; color: var(--sdu-ink); font-size: clamp(1.65rem, 3vw, 2.45rem); line-height: 1.05; }
.sdu-guide-section h4 { margin: 1.5rem 0 .8rem; color: var(--sdu-ink); font-size: 1.18rem; }
.sdu-guide-section > p, .sdu-guide-section > ul, .sdu-guide-section > ol { color: var(--sdu-muted); line-height: 1.7; }
.sdu-guide-section > ul, .sdu-guide-section > ol { padding-left: 1.3rem; }
.sdu-guide-section li { padding-left: .25rem; margin-bottom: .6rem; }
.sdu-guide-section li::marker { color: var(--sdu-accent); font-weight: 900; }
.sdu-guide-section figure { margin: 1.5rem 0 0; overflow: hidden; border: 1px solid var(--sdu-line); background: #101821; box-shadow: var(--sdu-shadow); }
.sdu-guide-section figure img { display: block; width: 100%; height: auto; }
.sdu-guide-section figcaption { padding: .75rem .9rem; color: var(--sdu-muted); background: #fff; font-size: .82rem; line-height: 1.5; }
.sdu-guide-callouts { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .75rem; margin-top: 1.25rem; }
.sdu-guide-callouts > div { display: grid; gap: .3rem; padding: 1rem; border-left: 3px solid var(--sdu-accent); background: var(--sdu-soft); }
.sdu-guide-callouts strong { color: var(--sdu-ink); }
.sdu-guide-callouts span { color: var(--sdu-muted); font-size: .9rem; line-height: 1.5; }
.sdu-guide-tip { padding: 1rem 1.15rem; margin-top: 1.25rem; border-left: 4px solid var(--sdu-button-hover); color: #fff; background: var(--sdu-dark-surface); line-height: 1.6; }
.sdu-guide-gallery { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .9rem; }
.sdu-guide-gallery-three { grid-template-columns: 1fr; }
.sdu-guide-gallery figure { margin-top: 1rem; }
.sdu-guide-gallery-three figure:nth-child(2) { width: min(100%, 520px); }
.sdu-guide-troubleshooting { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .8rem; }
.sdu-guide-troubleshooting article { padding: 1rem; border: 1px solid var(--sdu-line); background: var(--sdu-soft); }
.sdu-guide-troubleshooting h4 { margin: 0 0 .45rem; color: var(--sdu-ink); font-size: 1rem; }
.sdu-guide-troubleshooting p { margin: 0; color: var(--sdu-muted); font-size: .9rem; line-height: 1.55; }
.sdu-docs-notice { padding: 1.2rem 1.4rem; margin-top: clamp(2.5rem, 6vw, 5rem); border-left: 4px solid var(--sdu-button-hover); color: #fff; background: var(--sdu-dark-surface); line-height: 1.65; }
.sdu-changelog { position: relative; max-width: 900px; margin-inline: auto; }
.sdu-changelog::before { position: absolute; top: 0; bottom: 0; left: 72px; width: 1px; background: var(--sdu-line); content: ""; }
.sdu-changelog article { position: relative; display: grid; grid-template-columns: 95px minmax(0, 1fr); gap: 1.5rem; padding-bottom: 2.2rem; }
.sdu-changelog time { position: relative; z-index: 1; align-self: start; width: 72px; padding: .55rem .4rem; color: #fff; background: var(--sdu-accent); font-weight: 900; text-align: center; }
.sdu-changelog article > div { padding: 1.25rem 1.4rem; border: 1px solid var(--sdu-line); background: #fff; }
.sdu-changelog h3 { margin: 0 0 .65rem; color: var(--sdu-ink); font-size: 1.3rem; }
.sdu-changelog ul { padding-left: 1.1rem; margin: 0; color: var(--sdu-muted); }
.sdu-changelog li { margin-bottom: .35rem; line-height: 1.55; }

/* Theme preview */
.uk-article:has(.sdu-theme-preview-root) > .uk-article-title,
.uk-article:has(.sdu-theme-preview-root) > .uk-article-meta,
.uk-article:has(.sdu-theme-preview-root) > .uk-list,
.uk-article:has(.sdu-theme-preview-root) > nav.uk-margin-medium,
.uk-article:has(.sdu-theme-preview-root) > p:empty { display: none !important; }
.sdu-theme-preview-root { width: 100%; }
.sdu-theme-preview-intro { max-width: 760px; margin: 0 auto clamp(2rem, 5vw, 4rem); text-align: center; }
.sdu-theme-preview-intro h2 { margin: 0 0 .75rem; font-size: clamp(2rem, 5vw, 4rem); line-height: 1; text-transform: uppercase; }
.sdu-theme-preview-intro p:last-child { margin: 0; color: var(--sdu-muted); font-size: 1.02rem; }
.sdu-theme-preview { display: grid; gap: clamp(2rem, 6vw, 5rem); }
.sdu-theme-preview-section { padding: clamp(1rem, 3.2vw, 2.5rem); border: 1px solid #ddd8d5; background: #f4f2f1; }
.sdu-theme-preview-heading { display: flex; justify-content: space-between; align-items: end; gap: 1.5rem; padding-bottom: 1.25rem; margin-bottom: clamp(1.5rem, 3vw, 2.5rem); border-bottom: 1px solid rgba(80,70,65,.18); }
.sdu-theme-preview-heading p { margin: 0 0 .25rem; color: var(--sdu-accent); font-size: .68rem; font-weight: 900; letter-spacing: .14em; text-transform: uppercase; }
.sdu-theme-preview-heading h2 { margin: 0; font-size: clamp(2rem, 4vw, 3.4rem); line-height: .95; text-transform: uppercase; }
.sdu-theme-preview-heading > span { max-width: 460px; color: var(--sdu-muted); line-height: 1.55; text-align: right; }
.sdu-theme-preview-block + .sdu-theme-preview-block, .sdu-theme-preview-grid { margin-top: clamp(1.5rem, 3vw, 2.5rem); }
.sdu-theme-preview-block > h3 { margin: 0 0 1rem; color: inherit; font-size: .75rem; font-weight: 900; letter-spacing: .1em; text-transform: uppercase; }
.sdu-theme-preview-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(360px, .78fr); gap: clamp(1.25rem, 2.5vw, 2rem); align-items: start; }
.sdu-theme-preview-bottom { grid-template-columns: minmax(310px, .72fr) minmax(0, 1.28fr); }
.sdu-theme-preview-bottom .sdu-detail-grid { display: block; }
.sdu-theme-preview-bottom .sdu-detail-box { position: static; }
.sdu-registration-form-preview { max-width: none; }
.sdu-registration-form-preview input[readonly] { cursor: default; }
.sdu-theme-preview-section .sdu-calendar-head .sdu-calendar-nav { display: grid; place-items: center; width: 42px; height: 42px; border: 1px solid rgba(255,255,255,.28); color: inherit; font-size: 1.7rem; line-height: 1; }

/* Light theme */
.sdu-theme-light { --sdu-ink: #242424; --sdu-date: #921a2a; --sdu-dark-surface: #242424; --sdu-light-surface: #fff; --sdu-success: #19723a; --sdu-success-on-dark: #19723a; --sdu-muted: #69635f; --sdu-line: #ded9d6; --sdu-soft: #f5f3f2; --sdu-shadow: 0 13px 34px rgba(34,28,25,.1); color: var(--sdu-ink); }
.sdu-theme-light.sdu-module { padding: 0; background: transparent; }
.sdu-theme-light .sdu-course-card { border-color: #ddd8d5; color: var(--sdu-ink); background: var(--sdu-light-surface); }
.sdu-theme-light .sdu-card-main h3, .sdu-theme-light .sdu-card-main h3 a, .sdu-theme-light .sdu-card-main h3 a:hover, .sdu-theme-light .sdu-card-main h3 a:focus-visible { color: var(--sdu-ink); }
.sdu-theme-light .sdu-card-main .sdu-location-link { color: #6e6864 !important; }
.sdu-theme-light .sdu-card-main .sdu-location-link:hover, .sdu-theme-light .sdu-card-main .sdu-location-link:focus-visible { color: var(--sdu-accent) !important; }
.sdu-theme-light .sdu-card-footer { border-top-color: #e4dfdc; background: color-mix(in srgb, var(--sdu-light-surface), #000 4%); }
.sdu-theme-light .sdu-card-price { color: var(--sdu-ink); }
.sdu-theme-light .sdu-card-footer .sdu-availability { color: #6e6864; }
.sdu-theme-light .sdu-card-footer .sdu-availability.is-open { color: var(--sdu-success); }
.sdu-theme-light .sdu-module-row { border-color: #ded9d6; background: #fff; box-shadow: 0 7px 20px rgba(34,28,25,.06); }
.sdu-theme-light .sdu-module-row:nth-child(even) { background: #f6f4f3; }
.sdu-theme-light .sdu-external-offer { background: var(--sdu-light-surface); }
.sdu-theme-light .sdu-external-offer__head { background: var(--sdu-dark-surface); }
.sdu-theme-light .sdu-detail-box { border-top-color: var(--sdu-accent); background: var(--sdu-dark-surface); }

/* Mixed theme */
.sdu-theme-mixed { --sdu-variant: #c84b5b; }
.sdu-theme-mixed .sdu-module-row { border-color: #ded9d6; background: #fff; box-shadow: 0 7px 20px rgba(34,28,25,.06); }
.sdu-theme-mixed .sdu-module-row:nth-child(even) { background: #f3f1ef; }

/* Dark theme */
.sdu-theme-dark { --sdu-ink: #f5f5f4; --sdu-date: #921a2a; --sdu-variant: #c84b5b; --sdu-dark-surface: #202020; --sdu-light-surface: #2a2a2a; --sdu-success: #8ed5a4; --sdu-success-on-dark: #8ed5a4; --sdu-muted: #bbb5b1; --sdu-line: rgba(255,255,255,.14); --sdu-soft: #313131; --sdu-shadow: 0 16px 38px rgba(0,0,0,.28); color: #f5f5f4; }
.sdu-theme-dark.sdu-module { padding: 0; background: transparent; }
.sdu-theme-dark.sdu-events-page, .sdu-theme-dark.sdu-event-detail, .sdu-theme-dark.sdu-calendar-page, .sdu-theme-dark.sdu-registration-page, .sdu-theme-dark.sdu-complete { padding: clamp(1rem, 3vw, 2rem); background: var(--sdu-light-surface); }
.sdu-theme-dark .sdu-page-header h1, .sdu-theme-dark .sdu-section-heading h2, .sdu-theme-dark .sdu-event-main h2, .sdu-theme-dark .sdu-theme-preview-block > h3 { color: #fff; }
.sdu-theme-dark .sdu-course-card { border-color: rgba(255,255,255,.1); color: #fff; background: var(--sdu-dark-surface); box-shadow: 0 13px 32px rgba(0,0,0,.3); }
.sdu-theme-dark .sdu-card-footer { border-top-color: rgba(255,255,255,.11); background: #1b1b1b; }
.sdu-theme-dark .sdu-module-table { border-color: transparent; }
.sdu-theme-dark .sdu-module-row { border-color: rgba(255,255,255,.12); background: var(--sdu-dark-surface); box-shadow: 0 8px 22px rgba(0,0,0,.18); }
.sdu-theme-dark .sdu-module-row:nth-child(even) { background: color-mix(in srgb, var(--sdu-dark-surface), #fff 5%); }
.sdu-theme-dark .sdu-module-row small { color: #aaa4a0; }
.sdu-theme-dark .sdu-event-card { border-color: rgba(255,255,255,.1); color: #fff; background: var(--sdu-dark-surface); box-shadow: 0 14px 34px rgba(0,0,0,.25); }
.sdu-theme-dark .sdu-event-meta { color: #bbb5b1; }
.sdu-theme-dark .sdu-calendar { border-color: rgba(255,255,255,.12); background: var(--sdu-light-surface); box-shadow: 0 15px 38px rgba(0,0,0,.3); }
.sdu-theme-dark .sdu-calendar-head { background: var(--sdu-dark-surface); }
.sdu-theme-dark .sdu-calendar-weekdays { background: #333; }
.sdu-theme-dark .sdu-calendar-weekdays span { color: #cac5c1; }
.sdu-theme-dark .sdu-calendar-grid > * { border-color: #454545; color: #e8e5e3; background: var(--sdu-light-surface); }
.sdu-theme-dark .sdu-calendar-grid > .is-empty { background: var(--sdu-dark-surface); }
.sdu-theme-dark .sdu-calendar-grid .has-event { color: #fff; background: var(--sdu-date); }
.sdu-theme-dark .sdu-calendar-grid-large .sdu-calendar-cell { background: var(--sdu-light-surface); }
.sdu-theme-dark .sdu-calendar-cell.has-events { background: var(--sdu-light-surface); }
.sdu-theme-dark .sdu-calendar-cell a { color: #f5f5f4; background: #383838; }
.sdu-theme-dark .sdu-calendar-popover { border-color: #4a4a4a; background: #242424; }
.sdu-theme-dark .sdu-calendar-popover a { color: #f5f5f4; }
.sdu-theme-dark .sdu-external-offer { border-color: #454545; background: var(--sdu-light-surface); box-shadow: 0 16px 38px rgba(0,0,0,.3); }
.sdu-theme-dark .sdu-external-offer__head { background: var(--sdu-dark-surface); }
.sdu-theme-dark .sdu-external-description { color: #c1bbb7; }
.sdu-theme-dark .sdu-external-date { background: #323232; }
.sdu-theme-dark .sdu-external-date time { color: #fff; }
.sdu-theme-dark .sdu-external-date__meta { color: #b7b1ad; }
.sdu-theme-dark .sdu-detail-box { border-top-color: var(--sdu-accent); background: var(--sdu-dark-surface); box-shadow: 0 18px 42px rgba(0,0,0,.32); }
.sdu-theme-dark .sdu-detail-content, .sdu-theme-dark .sdu-event-description { color: #d5d0cd; }
.sdu-theme-dark .sdu-registration-summary { border-left-color: var(--sdu-accent); background: var(--sdu-dark-surface); }
.sdu-theme-dark .sdu-registration-form { border-top-color: var(--sdu-accent); color: #f4f2f1; background: var(--sdu-light-surface); }
.sdu-theme-dark .sdu-registration-form .control-label { color: #f4f2f1; }
.sdu-theme-dark .sdu-registration-form input[type="text"], .sdu-theme-dark .sdu-registration-form input[type="email"], .sdu-theme-dark .sdu-registration-form input[type="tel"], .sdu-theme-dark .sdu-registration-form input[type="number"], .sdu-theme-dark .sdu-registration-form textarea { border-color: #4b4b4b; color: #fff; background: #333; }
.sdu-theme-dark .sdu-payment-section { border-color: #494949; background: #303030; }
.sdu-theme-dark .sdu-registration-form fieldset.radio label { border-color: #4b4b4b; color: #fff; background: #333; }
.sdu-theme-dark.sdu-complete { color: #f5f5f4; box-shadow: 0 20px 60px rgba(0,0,0,.28); }
.sdu-theme-dark .sdu-complete-summary { background: #242424; }
.sdu-theme-dark .sdu-map-modal__footer { border-color: #444; background: #252525; }

/* Minimalistic theme */
.sdu-theme-minimalistic { --sdu-ink: #202020; --sdu-date: #921a2a; --sdu-dark-surface: #202020; --sdu-light-surface: #fff; --sdu-success: #19723a; --sdu-success-on-dark: #19723a; --sdu-muted: #706d6a; --sdu-line: #d8d5d2; --sdu-soft: #fff; --sdu-shadow: none; color: var(--sdu-ink); }
.sdu-theme-minimalistic.sdu-module { padding-block: .5rem; }
.sdu-theme-minimalistic .sdu-course-card { overflow: visible; border: 1px solid #d8d5d2; border-top: 3px solid var(--sdu-accent); color: var(--sdu-ink); background: #fff; box-shadow: none; }
.sdu-theme-minimalistic .sdu-course-card:hover { box-shadow: none; transform: none; }
.sdu-theme-minimalistic .sdu-card-date { border: 1px solid var(--sdu-accent); color: var(--sdu-accent); background: transparent; box-shadow: none; }
.sdu-theme-minimalistic .sdu-card-date small { border-top-color: rgba(146,26,42,.28); }
.sdu-theme-minimalistic .sdu-card-main h3, .sdu-theme-minimalistic .sdu-card-main h3 a, .sdu-theme-minimalistic .sdu-card-main h3 a:hover, .sdu-theme-minimalistic .sdu-card-main h3 a:focus-visible { color: var(--sdu-ink); }
.sdu-theme-minimalistic .sdu-card-main .sdu-location-link { color: #6e6965 !important; }
.sdu-theme-minimalistic .sdu-card-footer { border-top-color: #e1ddda; background: #fff; }
.sdu-theme-minimalistic .sdu-card-price { color: var(--sdu-ink); }
.sdu-theme-minimalistic .sdu-card-footer .sdu-availability { color: #6e6965; }
.sdu-theme-minimalistic .sdu-card-footer .sdu-availability.is-open { color: var(--sdu-success); }
.sdu-theme-minimalistic .sdu-btn { border: 1px solid var(--sdu-button); color: var(--sdu-button) !important; background: transparent; }
.sdu-theme-minimalistic .sdu-btn:hover, .sdu-theme-minimalistic .sdu-btn:focus-visible { border-color: var(--sdu-button); color: #fff !important; background: var(--sdu-button); }
.sdu-theme-minimalistic .sdu-module-table { border: 0; }
.sdu-theme-minimalistic .sdu-module-row { border-color: #d8d5d2; background: #fff; }
.sdu-theme-minimalistic .sdu-module-row:nth-child(even) { background: #faf9f8; }
.sdu-theme-minimalistic .sdu-event-card { border: 1px solid #d8d5d2; border-left: 3px solid var(--sdu-accent); background: #fff; box-shadow: none; }
.sdu-theme-minimalistic .sdu-event-card::before { display: none; }
.sdu-theme-minimalistic .sdu-event-date { border: 1px solid var(--sdu-accent); color: var(--sdu-accent); background: transparent; box-shadow: none; }
.sdu-theme-minimalistic .sdu-calendar { border-color: #d8d5d2; box-shadow: none; }
.sdu-theme-minimalistic .sdu-calendar-head { border-bottom: 2px solid var(--sdu-ink); color: var(--sdu-ink); background: #fff; }
.sdu-theme-minimalistic .sdu-calendar-head a, .sdu-theme-minimalistic .sdu-calendar-head .sdu-calendar-nav { border-color: #bdb8b4; color: var(--sdu-ink); }
.sdu-theme-minimalistic .sdu-calendar-weekdays { background: #fff; }
.sdu-theme-minimalistic .sdu-calendar-grid > * { border-color: #e3dfdc; }
.sdu-theme-minimalistic .sdu-calendar-grid .has-event, .sdu-theme-minimalistic .sdu-calendar-grid > .sdu-calendar-multi { color: var(--sdu-accent); background: #fff; box-shadow: inset 0 0 0 2px var(--sdu-accent); }
.sdu-theme-minimalistic .sdu-calendar-grid .has-event small { color: #fff; background: var(--sdu-accent); }
.sdu-theme-minimalistic .sdu-external-offer { border: 1px solid #d8d5d2; border-top: 3px solid var(--sdu-accent); background: #fff; box-shadow: none; }
.sdu-theme-minimalistic .sdu-external-offer__head { border-bottom: 1px solid #dedad7; color: var(--sdu-ink); background: #fff; }
.sdu-theme-minimalistic .sdu-external-offer__head h3, .sdu-theme-minimalistic .sdu-external-price strong { color: var(--sdu-ink); }
.sdu-theme-minimalistic .sdu-external-price small, .sdu-theme-minimalistic .sdu-external-price span { color: var(--sdu-muted); }
.sdu-theme-minimalistic .sdu-course-location { color: var(--sdu-muted); }
.sdu-theme-minimalistic .sdu-course-location:hover { color: var(--sdu-ink); }
.sdu-theme-minimalistic .sdu-external-date { border-left-width: 2px; background: #f8f7f6; }
.sdu-theme-minimalistic .sdu-detail-box { border: 1px solid #d8d5d2; border-top: 3px solid var(--sdu-accent); color: var(--sdu-ink); background: #fff; box-shadow: none; }
.sdu-theme-minimalistic .sdu-detail-box dl > div { border-color: #dedad7; }
.sdu-theme-minimalistic .sdu-detail-box dt { color: var(--sdu-muted); }
.sdu-theme-minimalistic .sdu-detail-box dd, .sdu-theme-minimalistic .sdu-detail-box .sdu-location-link { color: var(--sdu-ink) !important; }
.sdu-theme-minimalistic .sdu-detail-location small { color: var(--sdu-muted); }
.sdu-theme-minimalistic .sdu-detail-availability dd { color: var(--sdu-success); }
.sdu-theme-minimalistic .sdu-registration-summary { border: 1px solid #d8d5d2; border-left: 3px solid var(--sdu-accent); color: var(--sdu-ink); background: #fff; }
.sdu-theme-minimalistic .sdu-registration-summary span { color: var(--sdu-muted); }
.sdu-theme-minimalistic .sdu-registration-form { border: 1px solid #d8d5d2; border-top: 3px solid var(--sdu-accent); background: #fff; }
.sdu-theme-minimalistic .sdu-payment-section { background: #fff; }
.sdu-theme-minimalistic.sdu-complete { border: 1px solid #d8d5d2; box-shadow: none; }

.sdu-theme-preview-section.sdu-theme-light { background: #f5f3f2; }
.sdu-theme-preview-section.sdu-theme-dark { border-color: #444; background: #303030; }
.sdu-theme-preview-section.sdu-theme-dark .sdu-theme-preview-heading { border-color: rgba(255,255,255,.16); }
.sdu-theme-preview-section.sdu-theme-dark .sdu-theme-preview-heading h2 { color: #fff; }
.sdu-theme-preview-section.sdu-theme-dark .sdu-theme-preview-heading > span { color: #bbb5b1; }
.sdu-theme-preview-section.sdu-theme-mixed { background: #f0eeec; }
.sdu-theme-preview-section.sdu-theme-minimalistic { border-color: #d8d5d2; background: #fff; }

@media (max-width: 900px) {
  .sdu-theme-preview-grid, .sdu-theme-preview-bottom { grid-template-columns: 1fr; }
  .sdu-guide-layout { grid-template-columns: 1fr; }
  .sdu-guide-toc { position: static; }
  .sdu-guide-toc nav { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 .8rem; }
}

@media (max-width: 640px) {
  .sdu-docs-nav { position: static; display: grid; grid-template-columns: 1fr; }
  .sdu-docs-nav-link { width: 100%; }
  .sdu-docs-summary-grid, .sdu-docs-two-columns, .sdu-docs-reference-grid, .sdu-docs-reference-grid-three, .sdu-guide-callouts, .sdu-guide-gallery, .sdu-guide-troubleshooting { grid-template-columns: 1fr; }
  .sdu-docs-flow { grid-template-columns: 1fr; }
  .sdu-docs-flow i { justify-self: center; transform: rotate(90deg); }
  .sdu-guide-toc nav { grid-template-columns: 1fr; }
  .sdu-guide-section { padding: 1.1rem; }
  .sdu-guide-gallery-three figure:nth-child(2) { width: 100%; }
  .sdu-changelog::before { left: 35px; }
  .sdu-changelog article { grid-template-columns: 70px minmax(0, 1fr); gap: .8rem; }
  .sdu-changelog time { width: 70px; }
  .sdu-theme-preview-section { padding: 1rem; }
  .sdu-theme-preview-heading { display: block; }
  .sdu-theme-preview-heading > span { display: block; margin-top: .75rem; text-align: left; }
  .sdu-theme-preview-block > h3 { margin-bottom: .75rem; }
  .sdu-theme-dark.sdu-events-page, .sdu-theme-dark.sdu-event-detail, .sdu-theme-dark.sdu-calendar-page, .sdu-theme-dark.sdu-registration-page, .sdu-theme-dark.sdu-complete { padding: .8rem; }
}

/* Modules should inherit the surrounding page surface without adding another panel. */
.sdu-booking.sdu-module:not(.sdu-module-theme_preview) { padding: 0; background: transparent; }