/* D1 Guided demo player. Prefix: .d1- */

.d1 { position: relative; font-variant-numeric: tabular-nums; }
.d1:focus { outline: none; }
.d1:focus-visible { outline: 3px solid var(--color-primary); outline-offset: 6px; border-radius: var(--radius-lg); }
.d1 [hidden] { display: none !important; }

/* Screen frame: rounded, thin border, no real browser bar */
/* Zelfde schermkader als .s-shot: lichte ondergrond, ruimte rondom, geen vensterstippen. */
.d1-stage { position: relative; background: var(--color-bg); border: 1px solid var(--color-border); border-radius: var(--radius-lg); box-shadow: var(--shadow-md); overflow: hidden; padding: 16px; }
.d1-viewport { position: relative; overflow: hidden; background: #fff; aspect-ratio: 2368 / 1129; border-radius: 10px; border: 1px solid var(--color-border); }
@media (max-width: 767px) { .d1-stage { padding: 10px; } .d1-viewport { border-radius: 8px; } }
.d1-layer { position: absolute; inset: 0; transform-origin: 0 0; transition: transform .45s ease; }
.d1-img { display: block; width: 100%; height: 100%; object-fit: cover; object-position: top left; }
.d1-markers { position: absolute; inset: 0; pointer-events: none; }
.d1-marker { position: absolute; width: 0; height: 0; }
.d1-marker > span {
    position: absolute; left: 0; top: 0; width: 30px; height: 30px; margin: 0; border-radius: 50%;
    transform: translate(-50%, -50%) scale(calc(1 / var(--d1-z, 1)));
    background: var(--color-primary); color: #fff; font-size: 14px; font-weight: 800; display: flex; align-items: center; justify-content: center;
    border: 2px solid #fff; box-shadow: 0 0 0 4px rgba(30, 91, 255, .25), 0 4px 10px rgba(7, 26, 61, .25);
    animation: d1-pulse 2.4s ease-out infinite;
}
@keyframes d1-pulse {
    0% { box-shadow: 0 0 0 0 rgba(30, 91, 255, .45), 0 4px 10px rgba(7, 26, 61, .25); }
    70% { box-shadow: 0 0 0 12px rgba(30, 91, 255, 0), 0 4px 10px rgba(7, 26, 61, .25); }
    100% { box-shadow: 0 0 0 0 rgba(30, 91, 255, 0), 0 4px 10px rgba(7, 26, 61, .25); }
}
.d1-error { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; padding: 24px; text-align: center; background: var(--color-bg); color: var(--color-text-secondary); font-size: 15px; z-index: 3; }
.d1-error p { margin: 0; max-width: 420px; }
.d1-zoom { display: block; width: 100%; border: 0; border-top: 1px solid var(--color-border); background: #fff; color: var(--color-primary); font: inherit; font-size: 13px; font-weight: 700; padding: 9px 12px; cursor: pointer; }
.d1-zoom:focus-visible { outline: 3px solid var(--color-primary); outline-offset: -3px; }

/* Text panel and navigation */
.d1-side { display: flex; flex-direction: column; gap: 18px; background: #fff; border: 1px solid var(--color-border); border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); padding: 24px; min-width: 0; }
.d1-count { margin: 0 0 6px; font-size: 12px; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; color: var(--color-primary); }
.d1-title { margin: 0 0 14px; font-size: 21px; line-height: 1.25; letter-spacing: -.01em; color: var(--color-text-primary); }
.d1-block { margin-top: 12px; }
.d1-label { display: block; font-size: 11.5px; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; color: var(--color-brand-teal); margin-bottom: 3px; }
.d1-block p { margin: 0; color: var(--color-text-secondary); font-size: 15.5px; line-height: 1.55; }
.d1-nav { display: flex; flex-direction: column; gap: 14px; margin-top: auto; }
.d1-dots { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; }
.d1-dot { width: 10px; height: 10px; padding: 0; border-radius: 999px; border: 0; background: var(--color-border-strong); cursor: pointer; transition: width .2s ease, background .2s ease; }
.d1-dot.is-done { background: var(--color-primary-light); }
.d1-dot[aria-current="step"] { width: 26px; background: var(--color-primary); }
.d1-dot:focus-visible { outline: 3px solid var(--color-primary); outline-offset: 2px; }
.d1-buttons { display: flex; gap: 8px; align-items: center; justify-content: flex-end; flex-wrap: wrap; }
.d1-buttons .s-btn { min-width: 88px; }
.d1-back:disabled { opacity: .45; cursor: not-allowed; }
.d1-restart { margin-right: auto; border: 0; background: none; padding: 6px 2px; font: inherit; font-size: 14px; font-weight: 700; color: var(--color-text-muted); cursor: pointer; text-decoration: underline; text-underline-offset: 3px; }
.d1-restart:hover { color: var(--color-primary); }
.d1-restart:focus-visible { outline: 3px solid var(--color-primary); outline-offset: 2px; border-radius: 4px; }
.d1-footnote { margin: 14px 0 0; font-size: 13px; color: var(--color-text-muted); }
.d1-load-error { margin: 12px 0 0; color: var(--color-text-secondary); }

/* Layouts */
.d1-layout { display: grid; gap: 24px; align-items: start; }
.d1-v-track .d1-layout { grid-template-columns: minmax(0, 8fr) minmax(0, 4fr); align-items: stretch; }
.d1-v-tour .d1-layout { grid-template-columns: 270px minmax(0, 1fr); }
.d1-v-tour .d1-main { display: grid; gap: 18px; min-width: 0; }
.d1-v-tour .d1-side { flex-direction: row; align-items: flex-end; gap: 28px; }
.d1-v-tour .d1-text { flex: 1 1 auto; display: grid; grid-template-columns: 1fr 1fr; gap: 0 28px; }
.d1-v-tour .d1-count, .d1-v-tour .d1-title { grid-column: 1 / -1; }
.d1-v-tour .d1-nav { flex: 0 0 auto; margin-top: 0; align-items: flex-end; }

/* Tour tabs and step list */
.d1-tabs { display: inline-flex; gap: 4px; padding: 5px; background: #fff; border: 1px solid var(--color-border); border-radius: 14px; margin-bottom: 20px; max-width: 100%; }
.d1-tab { border: 0; background: none; font: inherit; font-size: 15px; font-weight: 700; color: var(--color-text-primary); padding: 9px 16px; border-radius: 10px; cursor: pointer; white-space: nowrap; }
.d1-tab.is-active { background: var(--color-surface-blue); color: var(--color-primary); }
.d1-tab:focus-visible { outline: 3px solid var(--color-primary); outline-offset: 1px; }
.d1-steplist { list-style: none; margin: 0; padding: 0; display: grid; gap: 2px; position: sticky; top: 96px; }
.d1-steplink { width: 100%; display: grid; grid-template-columns: 26px 1fr; gap: 10px; align-items: start; text-align: left; border: 0; background: none; font: inherit; font-size: 14.5px; line-height: 1.35;
    color: var(--color-text-secondary); padding: 7px 10px; border-radius: 10px; cursor: pointer; }
.d1-steplink:hover { background: var(--color-bg); color: var(--color-text-primary); }
.d1-steplink-n { width: 24px; height: 24px; border-radius: 50%; border: 1.5px solid var(--color-border-strong); display: inline-flex; align-items: center; justify-content: center; font-size: 12px; font-weight: 800; color: var(--color-text-muted); background: #fff; }
.d1-steplink.is-done .d1-steplink-n { border-color: var(--color-primary-light); color: var(--color-primary); }
.d1-steplink[aria-current="step"] { background: var(--color-surface-blue); color: var(--color-text-primary); font-weight: 700; }
.d1-steplink[aria-current="step"] .d1-steplink-n { background: var(--color-primary); border-color: var(--color-primary); color: #fff; }
.d1-steplink:focus-visible { outline: 3px solid var(--color-primary); outline-offset: 1px; }

/* Start and end card */
.d1-card { text-align: center; padding: 56px 32px; border: 1px solid var(--color-border); border-radius: var(--radius-lg); background: linear-gradient(160deg, var(--color-surface-blue), #fff 60%, var(--color-surface-cyan)); box-shadow: var(--shadow-sm); }
.d1-card-title { margin: 0 0 12px; font-size: 28px; line-height: 1.2; letter-spacing: -.02em; color: var(--color-text-primary); }
.d1-card-title:focus { outline: none; }
.d1-card-text { margin: 0 auto 24px; max-width: 560px; font-size: 17px; color: var(--color-text-secondary); }
.d1-card-actions { justify-content: center; align-items: center; }
.d1-card-actions .d1-restart { margin-right: 0; }

/* Chapters */
.d1-ch-acc { display: none; }
.d1-timeline { position: relative; display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 10px; margin-bottom: 28px; }
.d1-timeline::before { content: ""; position: absolute; left: 8%; right: 8%; top: 19px; height: 3px; border-radius: 3px; background: var(--color-border); }
.d1-ch-tab { position: relative; display: flex; flex-direction: column; align-items: center; text-align: center; gap: 4px; border: 0; background: none; font: inherit; color: var(--color-text-secondary); padding: 0 4px 8px; cursor: pointer; border-radius: 12px; }
.d1-ch-n { width: 40px; height: 40px; border-radius: 50%; display: inline-flex; align-items: center; justify-content: center; flex: none; background: #fff; border: 2px solid var(--color-border-strong); color: var(--color-text-muted); font-weight: 800; font-size: 16px; position: relative; z-index: 1; transition: background .2s ease, border-color .2s ease; }
.d1-ch-k { display: block; font-size: 12px; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; color: var(--color-brand-teal); margin-top: 6px; }
.d1-ch-t { display: block; font-size: 14px; line-height: 1.3; font-weight: 600; color: var(--color-text-primary); }
.d1-ch-tab:hover .d1-ch-n { border-color: var(--color-primary); }
.d1-ch-tab.is-past .d1-ch-n { border-color: var(--color-primary-light); color: var(--color-primary); }
.d1-ch-tab.is-active .d1-ch-n { background: var(--color-primary); border-color: var(--color-primary); color: #fff; box-shadow: 0 0 0 5px rgba(30, 91, 255, .15); }
.d1-ch-tab.is-active .d1-ch-t { color: var(--color-primary); }
.d1-ch-tab:focus-visible { outline: 3px solid var(--color-primary); outline-offset: 2px; }
.d1-ch-panel { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: 32px; align-items: center; }
.d1-ch-kicker { margin: 0 0 6px; font-size: 12px; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; color: var(--color-brand-teal); }
.d1-ch-summary { margin: 0 0 16px; color: var(--color-text-secondary); font-size: 16px; }
.d1-ch-lines { margin: 0 0 16px; display: grid; gap: 10px; }
.d1-ch-lines div { border-left: 3px solid var(--color-primary); padding: 2px 0 2px 12px; }
.d1-ch-lines div + div { border-left-color: var(--color-brand-teal); }
.d1-ch-lines dt { font-size: 11.5px; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; color: var(--color-text-muted); }
.d1-ch-lines dd { margin: 2px 0 0; color: var(--color-text-primary); font-weight: 600; font-size: 15.5px; line-height: 1.45; }
.d1-points { list-style: none; counter-reset: d1p; margin: 0; padding: 0; display: grid; gap: 8px; font-size: 14.5px; color: var(--color-text-secondary); }
.d1-points li { counter-increment: d1p; display: grid; grid-template-columns: 24px 1fr; gap: 10px; }
.d1-points li::before { content: counter(d1p); width: 22px; height: 22px; border-radius: 50%; background: var(--color-primary); color: #fff; font-size: 11.5px; font-weight: 800; display: flex; align-items: center; justify-content: center; margin-top: 1px; }
.d1-points strong { color: var(--color-text-primary); }
.d1-ch-actions { margin-top: 24px; }

@media (max-width: 1023px) {
    .d1-v-track .d1-layout, .d1-v-tour .d1-layout { grid-template-columns: 1fr; }
    .d1-steplist { display: none; }
    .d1-v-tour .d1-side { flex-direction: column; align-items: stretch; }
    .d1-v-tour .d1-nav { align-items: stretch; }
    .d1-ch-panel { grid-template-columns: 1fr; gap: 20px; }
    .d1-ch-t { font-size: 13px; }
}
@media (max-width: 767px) {
    .d1-layout { gap: 14px; }
    .d1-side { padding: 18px; gap: 14px; }
    .d1-v-tour .d1-text { grid-template-columns: 1fr; }
    .d1-title { font-size: 19px; }
    .d1-block p { font-size: 15px; }
    .d1-buttons .s-btn { flex: 1 1 0; min-width: 0; }
    .d1-tabs { display: flex; width: 100%; }
    .d1-tab { flex: 1 1 0; font-size: 14px; padding: 9px 8px; white-space: normal; }
    .d1-marker > span { width: 24px; height: 24px; font-size: 12px; }
    .d1-card { padding: 36px 20px; }
    .d1-card-title { font-size: 23px; }
    .d1-card-actions .s-btn { width: 100%; }
    .d1-ch-desk { display: none; }
    .d1-ch-acc { display: grid; gap: 10px; }
    .d1-acc-item { border: 1px solid var(--color-border); border-radius: 16px; background: #fff; overflow: hidden; }
    .d1-acc-head { width: 100%; display: flex; gap: 12px; align-items: center; text-align: left; border: 0; background: none; font: inherit; padding: 12px 14px; cursor: pointer; }
    .d1-acc-head .d1-ch-n { width: 34px; height: 34px; font-size: 14px; }
    .d1-acc-head .d1-ch-k { margin-top: 0; }
    .d1-acc-head[aria-expanded="true"] .d1-ch-n { background: var(--color-primary); border-color: var(--color-primary); color: #fff; }
    .d1-acc-head:focus-visible { outline: 3px solid var(--color-primary); outline-offset: -3px; }
    .d1-acc-body { padding: 0 14px 16px; display: grid; gap: 14px; }
    .d1-acc-body .d1-stage { box-shadow: none; }
}
@media (prefers-reduced-motion: reduce) {
    .d1-layer { transition: none; }
    .d1-marker > span { animation: none; }
}