Bootstrap 5 Hero Search Box with Image Background

<section class="wdw-hero position-relative overflow-hidden text-white d-flex align-items-center" style="min-height:100vh;background-image:url('https://images.unsplash.com/photo-1470229722913-7c0e2dbbafd3?auto=format&fit=crop&w=1600&q=70')">
  <div class="wdw-hero-tint wdw-aurora position-absolute top-0 start-0 w-100 h-100" aria-hidden="true"></div>
  <div class="wdw-hero-scrim position-absolute top-0 start-0 w-100 h-100" aria-hidden="true"></div>
  <div class="container position-relative py-5 text-center" style="max-width:1000px">
    <span class="badge rounded-pill border border-light border-opacity-25 text-white mb-3 px-3 py-2" style="background:rgba(255,255,255,.16)">Community search</span>
    <h1 class="display-5 fw-bold mb-2" style="letter-spacing:-.02em">Connect. Discover. Share.</h1>
    <p class="lead text-white mb-4 mx-auto" style="max-width:34rem;opacity:.92">Find artists, gigs and stories from people in our music community.</p>
    <form class="wdw-search mx-auto" role="search" id="hero-search">
      <label for="hero-q" class="visually-hidden">Search the community</label>
      <svg class="wdw-search-icon" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true"><circle cx="11" cy="11" r="7"/><path d="M20 20l-3.5-3.5"/></svg>
      <input id="hero-q" type="search" class="form-control border-0 shadow-none" placeholder="Search artists, gigs..." autocomplete="off">
      <button class="btn btn-primary rounded-pill px-4" type="submit">Search</button>
    </form>
    <p class="small fw-semibold mt-4 mb-2 text-white" id="chips-label" style="opacity:.9">Popular searches</p>
    <div class="d-flex flex-wrap justify-content-center gap-2" role="group" aria-labelledby="chips-label">
      <button type="button" class="wdw-chip" data-q="Live sessions" aria-pressed="false">Live sessions</button>
      <button type="button" class="wdw-chip" data-q="Guitar lessons" aria-pressed="false">Guitar lessons</button>
      <button type="button" class="wdw-chip" data-q="Local venues" aria-pressed="false">Local venues</button>
      <button type="button" class="wdw-chip" data-q="Vinyl swaps" aria-pressed="false">Vinyl swaps</button>
    </div>
    <p id="hero-msg" class="small fw-semibold mt-3 mb-0 text-white" style="opacity:.92" role="status" aria-live="polite"></p>
  </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 */
.wdw-hero { background-size: cover; background-position: center 30%; }
.wdw-hero-tint { opacity: .85; mix-blend-mode: soft-light; }
.wdw-hero-scrim { background: linear-gradient(180deg, rgba(15,17,23,.12) 0%, rgba(15,17,23,.38) 50%, rgba(15,17,23,.8) 100%); }
.wdw-hero .display-5 { text-shadow: 0 2px 16px rgba(0,0,0,.35); }
.wdw-search { display: flex; align-items: center; gap: .25rem; max-width: 40rem; padding: .4rem .4rem .4rem 1.1rem; border-radius: 50rem; background: var(--bs-body-bg); color: var(--bs-body-color); border: 1px solid rgba(255,255,255,.15); box-shadow: 0 20px 40px -12px rgba(0,0,0,.5); }
.wdw-search:focus-within { box-shadow: 0 0 0 .3rem rgba(255,255,255,.3), 0 20px 40px -12px rgba(0,0,0,.5); }
.wdw-search-icon { flex: none; color: var(--bs-secondary-color); }
.wdw-search .form-control { background: transparent; min-width: 0; }
.wdw-chip { border: 1px solid rgba(255,255,255,.35); background: rgba(255,255,255,.12); color: #fff; border-radius: 50rem; padding: .45rem 1rem; min-height: 44px; font-size: .875rem; font-weight: 600; backdrop-filter: blur(6px); transition: background .15s; }
.wdw-chip:hover { background: rgba(255,255,255,.25); }
.wdw-chip:focus-visible { outline: 2px solid #fff; outline-offset: 2px; }
@media (max-width: 575.98px) { .wdw-search .btn { padding-inline: 1rem !important; } }
.wdw-chip[aria-pressed="true"] { background: #fff; color: #1e1b4b; }

(function () {
  function initHeroSearch() {
    var form = document.getElementById('hero-search');
    if (!form) return;
    var input = document.getElementById('hero-q');
    var msg = document.getElementById('hero-msg');
    form.addEventListener('submit', function (e) {
      e.preventDefault();
      var q = input.value.trim();
      msg.textContent = q ? 'Showing results for "' + q + '"' : 'Type something to search.';
    });
    document.querySelectorAll('.wdw-chip').forEach(function (chip) {
      chip.addEventListener('click', function () {
        document.querySelectorAll('.wdw-chip').forEach(function (c) { c.setAttribute('aria-pressed', String(c === chip)); });
        input.value = chip.dataset.q;
        form.requestSubmit();
      });
    });
  }
  initHeroSearch();
})();

<section class="sb-hero">
  <img class="sb-bg" src="https://images.unsplash.com/photo-1470229722913-7c0e2dbbafd3?w=1800&q=80" alt="" width="1800" height="1200">
  <div class="container sb-inner">
    <ul class="sb-words" role="list" aria-label="Community values">
      <li>Connect</li><li aria-hidden="true">·</li><li>Discover</li><li aria-hidden="true">·</li><li>Share</li>
    </ul>
    <h1 class="fs-4xl sb-title">Find what the community is talking about</h1>
    <form class="sb-form" role="search" action="#">
      <label class="visually-hidden" for="sbQuery">Search the community</label>
      <span class="sb-icon" aria-hidden="true"><svg width="20" height="20" viewBox="0 0 20 20" fill="none" stroke="currentColor" stroke-width="1.8" stroke-linecap="round"><circle cx="9" cy="9" r="6"/><path d="m13.5 13.5 4 4"/></svg></span>
      <input class="sb-input" type="search" id="sbQuery" name="q" placeholder="Search our community" autocomplete="off">
      <button class="btn-solid theme-primary sb-go" type="submit">Go</button>
    </form>
    <p class="sb-hint">Popular:
      <a href="#">live sessions</a>
      <a href="#">gear reviews</a>
      <a href="#">local venues</a>
    </p>
  </div>
</section>

.sb-hero { position: relative; display: flex; align-items: center; min-height: 100vh; padding-block: 4rem; overflow: hidden; isolation: isolate; color: #fff; }
.sb-bg { position: absolute; inset: 0; z-index: -2; width: 100%; height: 100%; object-fit: cover; }
.sb-hero::after { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(to bottom, rgb(8 8 14 / .72), rgb(8 8 14 / .6)); }
.sb-inner { display: flex; flex-direction: column; align-items: center; gap: 1.25rem; text-align: center; }
.sb-words { display: flex; flex-wrap: wrap; justify-content: center; gap: .75rem; margin: 0; padding: 0; list-style: none; font-size: .8125rem; font-weight: 600; letter-spacing: .24em; text-transform: uppercase; color: rgb(255 255 255 / .85); }
.sb-title { max-width: 18ch; margin: 0; color: #fff; letter-spacing: -.02em; }
.sb-form { display: flex; align-items: center; gap: .5rem; width: 100%; max-width: 640px; margin-top: .75rem; padding: .5rem .5rem .5rem 1rem; color: var(--bs-fg-body); background: var(--bs-bg-body); border-radius: var(--bs-radius-pill); border: 1px solid var(--bs-border-color); box-shadow: 0 20px 40px -16px rgb(0 0 0 / .6); }
.sb-form:focus-within { outline: 3px solid color-mix(in oklch, var(--bs-primary-base) 60%, white); outline-offset: 2px; }
.sb-icon { display: flex; color: var(--bs-fg-3); }
.sb-input { flex: 1; min-width: 0; padding: .5rem 0; font: inherit; color: inherit; background: none; border: 0; outline: 0; }
.sb-input::placeholder { color: var(--bs-fg-3); }
.sb-go { min-width: 5rem; border-radius: var(--bs-radius-pill); }
.sb-hint { margin: 0; font-size: .875rem; color: rgb(255 255 255 / .8); }
.sb-hint a { margin-inline-start: .5rem; padding: .25rem .75rem; color: #fff; text-decoration: none; background: rgb(255 255 255 / .14); border: 1px solid rgb(255 255 255 / .25); border-radius: var(--bs-radius-pill); }
.sb-hint a:hover { background: rgb(255 255 255 / .26); }
@media (width < 576px) {
  .sb-hint a { display: inline-block; margin: .25rem .125rem 0; }
}