Bootstrap 5 Carousel with Tabbed Navigation

<section class="wdw-stage">
  <div class="container" style="max-width:1040px">
    <div class="wdw-card overflow-hidden">
      <h1 class="visually-hidden">Company overview</h1>
      <div id="tabCarousel" class="carousel slide carousel-fade" data-bs-ride="false">
        <div class="carousel-inner">
          <div class="carousel-item active tc-slide" role="tabpanel" id="tcPanel0" aria-labelledby="tcTab0" style="--img:url('https://images.unsplash.com/photo-1498050108023-c5249f4df085?auto=format&fit=crop&w=1400&q=70')"><div class="tc-cap"><h2 class="h2 fw-bold mb-2">Amazing digital experience</h2><p class="mb-0">Learn what makes us different and how we work with you.</p></div></div>
          <div class="carousel-item tc-slide" role="tabpanel" id="tcPanel1" aria-labelledby="tcTab1" style="--img:url('https://images.unsplash.com/photo-1517694712202-14dd9538aa97?auto=format&fit=crop&w=1400&q=70')"><div class="tc-cap"><h2 class="h2 fw-bold mb-2">Built for speed</h2><p class="mb-0">Everything you need, nothing you do not.</p></div></div>
          <div class="carousel-item tc-slide" role="tabpanel" id="tcPanel2" aria-labelledby="tcTab2" style="--img:url('https://images.unsplash.com/photo-1519389950473-47ba0277781c?auto=format&fit=crop&w=1400&q=70')"><div class="tc-cap"><h2 class="h2 fw-bold mb-2">Simple pricing</h2><p class="mb-0">One plan that scales with your team.</p></div></div>
          <div class="carousel-item tc-slide wdw-aurora" role="tabpanel" id="tcPanel3" aria-labelledby="tcTab3"><div class="tc-cap"><h2 class="h2 fw-bold mb-2">We are here to help</h2><p class="mb-0">Real people, real answers, every day.</p></div></div>
        </div>
      </div>
      <div class="tc-tabs row row-cols-2 row-cols-md-4 g-0" role="tablist" aria-label="Carousel slides">
        <div class="col"><button type="button" class="tc-tab active" role="tab" id="tcTab0" aria-controls="tcPanel0" aria-selected="true" data-bs-target="#tabCarousel" data-bs-slide-to="0"><span class="tc-ico"><svg width="18" height="18" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.9" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true"><circle cx="12" cy="12" r="9"/><path d="M12 8h.01M11 12h1v4h1"/></svg></span><strong>About</strong><span>Who we are</span></button></div>
        <div class="col"><button type="button" class="tc-tab" role="tab" id="tcTab1" aria-controls="tcPanel1" aria-selected="false" data-bs-target="#tabCarousel" data-bs-slide-to="1"><span class="tc-ico"><svg width="18" height="18" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.9" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true"><path d="M13 2 3 14h9l-1 8 10-12h-9z"/></svg></span><strong>Features</strong><span>What you get</span></button></div>
        <div class="col"><button type="button" class="tc-tab" role="tab" id="tcTab2" aria-controls="tcPanel2" aria-selected="false" data-bs-target="#tabCarousel" data-bs-slide-to="2"><span class="tc-ico"><svg width="18" height="18" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.9" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true"><path d="M20 12 12 20 4 12V4h8z"/><circle cx="8.5" cy="8.5" r="1"/></svg></span><strong>Pricing</strong><span>Plans for teams</span></button></div>
        <div class="col"><button type="button" class="tc-tab" role="tab" id="tcTab3" aria-controls="tcPanel3" aria-selected="false" data-bs-target="#tabCarousel" data-bs-slide-to="3"><span class="tc-ico"><svg width="18" height="18" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.9" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true"><path d="M4 13v-1a8 8 0 0 1 16 0v1"/><rect x="3" y="13" width="4" height="6" rx="1.5"/><rect x="17" y="13" width="4" height="6" rx="1.5"/></svg></span><strong>Support</strong><span>Talk to us</span></button></div>
      </div>
    </div>
  </div>
</section>

/* Web Designer Wall library style — shared base for every Bootstrap 5 snippet.
   Indigo accent, Plus Jakarta Sans, soft cards, pill buttons. Works in light and dark. */
@import url("https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap");

:root,
[data-bs-theme="light"] {
  --wdw-font: "Plus Jakarta Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --bs-body-font-family: var(--wdw-font);
  --bs-primary: #4f46e5;
  --bs-primary-rgb: 79, 70, 229;
  --bs-primary-text-emphasis: #3730a3;
  --bs-primary-bg-subtle: #eef2ff;
  --bs-primary-border-subtle: #c7d2fe;
  --bs-link-color: #4f46e5;
  --bs-link-color-rgb: 79, 70, 229;
  --bs-link-hover-color: #4338ca;
  --bs-link-hover-color-rgb: 67, 56, 202;
  --bs-focus-ring-color: rgba(79, 70, 229, 0.25);
  --bs-border-radius: 0.75rem;
  --bs-border-radius-lg: 1rem;
  --bs-border-radius-xl: 1.25rem;
  --wdw-radius-card: 1.25rem;
  --wdw-shadow: 0 1px 2px rgba(16, 24, 40, 0.05), 0 16px 40px -16px rgba(16, 24, 40, 0.22);
  --wdw-shadow-sm: 0 1px 2px rgba(16, 24, 40, 0.06), 0 4px 12px -4px rgba(16, 24, 40, 0.12);
  --wdw-stage: #f5f6fb;
}

[data-bs-theme="dark"] {
  --bs-primary: #818cf8;
  --bs-primary-rgb: 129, 140, 248;
  --bs-primary-text-emphasis: #c7d2fe;
  --bs-primary-bg-subtle: rgba(129, 140, 248, 0.14);
  --bs-primary-border-subtle: rgba(129, 140, 248, 0.35);
  --bs-link-color: #a5b4fc;
  --bs-link-color-rgb: 165, 180, 252;
  --bs-link-hover-color: #c7d2fe;
  --bs-link-hover-color-rgb: 199, 210, 254;
  --bs-focus-ring-color: rgba(129, 140, 248, 0.35);
  --wdw-shadow: 0 1px 2px rgba(0, 0, 0, 0.4), 0 16px 40px -16px rgba(0, 0, 0, 0.7);
  --wdw-shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.4), 0 4px 12px -4px rgba(0, 0, 0, 0.5);
  --wdw-stage: #0f1117;
}

body { font-family: var(--wdw-font); -webkit-font-smoothing: antialiased; }

/* Bootstrap compiles its blue into these components; point them at the accent. */
.btn-primary {
  --bs-btn-bg: var(--bs-primary); --bs-btn-border-color: var(--bs-primary);
  --bs-btn-hover-bg: #4338ca; --bs-btn-hover-border-color: #4338ca;
  --bs-btn-active-bg: #3730a3; --bs-btn-active-border-color: #3730a3;
  --bs-btn-disabled-bg: var(--bs-primary); --bs-btn-disabled-border-color: var(--bs-primary);
  --bs-btn-focus-shadow-rgb: var(--bs-primary-rgb);
}
[data-bs-theme="dark"] .btn-primary { --bs-btn-color: #0f1117; --bs-btn-hover-bg: #a5b4fc; --bs-btn-hover-border-color: #a5b4fc; --bs-btn-hover-color: #0f1117; --bs-btn-active-color: #0f1117; }
.btn-outline-primary {
  --bs-btn-color: var(--bs-primary); --bs-btn-border-color: var(--bs-primary);
  --bs-btn-hover-bg: var(--bs-primary); --bs-btn-hover-border-color: var(--bs-primary);
  --bs-btn-active-bg: var(--bs-primary); --bs-btn-active-border-color: var(--bs-primary);
  --bs-btn-focus-shadow-rgb: var(--bs-primary-rgb);
}
.btn { --bs-btn-font-weight: 600; min-height: 44px; display: inline-flex; align-items: center; justify-content: center; gap: .5rem; }
.btn-sm { min-height: 36px; }
.form-control, .form-select { min-height: 44px; border-radius: .75rem; }
.form-control:focus, .form-select:focus, .form-check-input:focus { border-color: rgba(var(--bs-primary-rgb), .6); box-shadow: 0 0 0 .25rem var(--bs-focus-ring-color); }
.form-check-input:checked { background-color: var(--bs-primary); border-color: var(--bs-primary); }
.nav-pills { --bs-nav-pills-link-active-bg: var(--bs-primary); }
.nav { --bs-nav-link-color: var(--bs-secondary-color); --bs-nav-link-hover-color: var(--bs-emphasis-color); }
.pagination { --bs-pagination-active-bg: var(--bs-primary); --bs-pagination-active-border-color: var(--bs-primary); --bs-pagination-color: var(--bs-body-color); --bs-pagination-focus-box-shadow: 0 0 0 .25rem var(--bs-focus-ring-color); }
.progress, .progress-stacked { --bs-progress-bar-bg: var(--bs-primary); }
.list-group { --bs-list-group-active-bg: var(--bs-primary); --bs-list-group-active-border-color: var(--bs-primary); }
.dropdown-menu { --bs-dropdown-link-active-bg: var(--bs-primary); border-radius: .875rem; box-shadow: var(--wdw-shadow-sm); }
.accordion { --bs-accordion-active-bg: var(--bs-primary-bg-subtle); --bs-accordion-active-color: var(--bs-primary-text-emphasis); --bs-accordion-btn-focus-box-shadow: 0 0 0 .25rem var(--bs-focus-ring-color); }
.badge { font-weight: 600; }

/* Library building blocks — use these instead of re-inventing them per snippet. */
.wdw-stage { min-height: 100vh; display: flex; align-items: center; background: var(--wdw-stage); padding-block: 3rem; }
.wdw-card { background: var(--bs-body-bg); border: 1px solid var(--bs-border-color-translucent); border-radius: var(--wdw-radius-card); box-shadow: var(--wdw-shadow); }
.wdw-card-sm { background: var(--bs-body-bg); border: 1px solid var(--bs-border-color-translucent); border-radius: 1rem; box-shadow: var(--wdw-shadow-sm); }
.wdw-aurora { position: relative; color: #fff; background: radial-gradient(60% 55% at 100% 0, #818cf8 0, transparent 70%), radial-gradient(65% 60% at 0 100%, #ec4899 0, transparent 65%), #1e1b4b; }
.wdw-eyebrow { display: inline-block; font-size: .75rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--bs-primary); }
.wdw-heading { font-weight: 800; letter-spacing: -.02em; color: var(--bs-emphasis-color); }
.wdw-muted { color: var(--bs-secondary-color); }
.wdw-icon { width: 2.75rem; height: 2.75rem; flex: none; display: inline-flex; align-items: center; justify-content: center; border-radius: .875rem; background: var(--bs-primary-bg-subtle); color: var(--bs-primary); }

/* Component */
.tc-slide { height: 400px; color: #fff; }
.tc-slide:not(.wdw-aurora) { background: linear-gradient(to top, rgba(15,17,40,.75), rgba(15,17,40,.1) 60%), var(--img) center/cover; }
.tc-cap { position: absolute; left: 0; right: 0; bottom: 0; padding: 2rem 2.25rem; max-width: 640px; }
.tc-cap p { color: rgba(255,255,255,.85); }
.tc-tabs { border-top: 1px solid var(--bs-border-color); }
.tc-tab { width: 100%; height: 100%; min-height: 72px; display: flex; flex-direction: column; align-items: flex-start; gap: 2px; padding: .875rem 1.25rem; border: 0; border-bottom: 3px solid transparent; background: var(--bs-body-bg); color: var(--bs-body-color); text-align: left; transition: background .2s, border-color .2s; }
.tc-tab span { font-size: .8125rem; color: var(--bs-secondary-color); }
.tc-tab:hover { background: var(--bs-tertiary-bg); }
.tc-tab.active { border-bottom-color: var(--bs-primary); background: var(--bs-primary-bg-subtle); }
.tc-tab.active strong { color: var(--bs-primary-text-emphasis); }
.tc-tab:focus-visible { outline: 3px solid var(--bs-focus-ring-color); outline-offset: -3px; }
@media (max-width: 575px) { .tc-slide { height: 300px; } .tc-cap { padding: 1.25rem; } }
.tc-ico { display: inline-flex; width: 2rem; height: 2rem; align-items: center; justify-content: center; border-radius: .625rem; background: var(--bs-tertiary-bg); color: var(--bs-primary); margin-bottom: .25rem; }
.tc-tab.active .tc-ico { background: var(--bs-primary); color: #fff; }

function initCarouselTabs() {
  const el = document.getElementById('tabCarousel');
  if (!el) return;
  const tabs = document.querySelectorAll('.tc-tab');
  el.addEventListener('slide.bs.carousel', (e) => {
    tabs.forEach((t, i) => {
      const on = i === e.to;
      t.classList.toggle('active', on);
      t.setAttribute('aria-selected', on);
    });
  });
}
initCarouselTabs();