Bootstrap 5 Weather Card with Location Search

<section class="wdw-stage">
  <div class="container" style="max-width:1000px">
    <div class="wdw-card overflow-hidden">
      <div class="row g-0">
        <div class="col-lg-8">
          <div class="wdw-aurora h-100 p-4 p-md-5 d-flex flex-column wx-main">
            <div class="d-flex justify-content-between align-items-center">
              <span class="fw-semibold opacity-75">the.weather</span>
              <span class="badge rounded-pill text-bg-light" id="wxCond">Sunny</span>
            </div>
            <div class="text-center my-auto py-4"><svg width="120" height="120" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.6" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true" class="wx-sun"><circle cx="12" cy="12" r="4"/><path d="M12 2v2M12 20v2M4.9 4.9l1.4 1.4M17.7 17.7l1.4 1.4M2 12h2M20 12h2M4.9 19.1l1.4-1.4M17.7 6.3l1.4-1.4"/></svg></div>
            <div class="d-flex flex-wrap align-items-end gap-3 gap-md-4">
              <div class="wx-temp" aria-live="polite"><span id="wxTemp">26</span>°</div>
              <div class="pb-2">
                <h1 class="h2 fw-bold mb-0" id="wxCity">London</h1>
                <small class="opacity-75" id="wxTime">10:36 · Tuesday, 22 Oct</small>
              </div>
            </div>
          </div>
        </div>
        <div class="col-lg-4">
          <div class="p-4 p-md-4 h-100">
            <form id="wxSearch" role="search" class="mb-3">
              <label for="wxInput" class="visually-hidden">Search another location</label>
              <div class="input-group">
                <input type="search" class="form-control" id="wxInput" placeholder="Another location" autocomplete="off">
                <button class="btn btn-primary" type="submit" aria-label="Search">
                  <svg width="18" height="18" 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 20-3.5-3.5"/></svg>
                </button>
              </div>
              <div class="small text-danger mt-1" id="wxErr" role="status"></div>
            </form>
            <div class="list-group gap-1 mb-4" id="wxCities"><button type="button" class="list-group-item list-group-item-action border-0 rounded-3 wx-city" data-city="Birmingham">Birmingham</button><button type="button" class="list-group-item list-group-item-action border-0 rounded-3 wx-city" data-city="Manchester">Manchester</button><button type="button" class="list-group-item list-group-item-action border-0 rounded-3 wx-city" data-city="New York">New York</button><button type="button" class="list-group-item list-group-item-action border-0 rounded-3 wx-city" data-city="California">California</button></div>
            <h2 class="wdw-eyebrow mb-1">Weather details</h2>
            <ul class="list-unstyled mb-0"><li class="d-flex justify-content-between py-2 border-bottom"><span class="wdw-muted">Cloud cover</span><strong id="wxCloud">-</strong></li><li class="d-flex justify-content-between py-2 border-bottom"><span class="wdw-muted">Humidity</span><strong id="wxHum">-</strong></li><li class="d-flex justify-content-between py-2 border-bottom"><span class="wdw-muted">Wind</span><strong id="wxWind">-</strong></li><li class="d-flex justify-content-between py-2 border-bottom"><span class="wdw-muted">Rain</span><strong id="wxRain">-</strong></li></ul>
          </div>
        </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 */
.wx-main { min-height: 420px; }
.wx-sun { color: #fde68a; filter: drop-shadow(0 0 28px rgba(253,230,138,.55)); }
.wx-temp { font-size: clamp(4.5rem, 12vw, 7rem); font-weight: 800; line-height: .9; letter-spacing: -.04em; }
.wx-city { --bs-list-group-action-hover-bg: var(--bs-primary-bg-subtle); --bs-list-group-action-hover-color: var(--bs-primary-text-emphasis); font-weight: 500; padding: .6rem .85rem; }
.wx-city.active { background: var(--bs-primary-bg-subtle); color: var(--bs-primary-text-emphasis); font-weight: 700; }
#wxSearch .btn { width: 3rem; padding: 0; }

(function () {
  var DATA = {
    'London': { t: 26, c: 'Sunny', cloud: '12%', hum: '78%', wind: '1 km/h', rain: '0 mm' },
    'Birmingham': { t: 21, c: 'Partly cloudy', cloud: '40%', hum: '70%', wind: '8 km/h', rain: '0 mm' },
    'Manchester': { t: 18, c: 'Light rain', cloud: '85%', hum: '88%', wind: '14 km/h', rain: '3 mm' },
    'New York': { t: 24, c: 'Clear', cloud: '5%', hum: '55%', wind: '11 km/h', rain: '0 mm' },
    'California': { t: 31, c: 'Hot and dry', cloud: '2%', hum: '30%', wind: '6 km/h', rain: '0 mm' }
  };
  function byId(id) { return document.getElementById(id); }
  function show(name) {
    var d = DATA[name];
    if (!d) return false;
    byId('wxCity').textContent = name;
    byId('wxTemp').textContent = d.t;
    byId('wxCond').textContent = d.c;
    byId('wxCloud').textContent = d.cloud;
    byId('wxHum').textContent = d.hum;
    byId('wxWind').textContent = d.wind;
    byId('wxRain').textContent = d.rain;
    document.querySelectorAll('.wx-city').forEach(function (b) {
      var on = b.dataset.city === name;
      b.classList.toggle('active', on);
      b.setAttribute('aria-current', on ? 'true' : 'false');
    });
    return true;
  }
  function initCities() {
    var list = byId('wxCities');
    if (!list) return;
    list.addEventListener('click', function (e) {
      var b = e.target.closest('.wx-city');
      if (b) show(b.dataset.city);
    });
  }
  function initSearch() {
    var form = byId('wxSearch');
    if (!form) return;
    form.addEventListener('submit', function (e) {
      e.preventDefault();
      var q = byId('wxInput').value.trim().toLowerCase();
      if (!q) return;
      var match = Object.keys(DATA).filter(function (k) { return k.toLowerCase().indexOf(q) === 0; })[0];
      byId('wxErr').textContent = match ? '' : 'No demo data for "' + byId('wxInput').value.trim() + '". Try London.';
      if (match) show(match);
    });
  }
  function initClock() {
    var el = byId('wxTime');
    if (!el) return;
    var d = new Date();
    el.textContent = d.toLocaleTimeString([], { hour: '2-digit', minute: '2-digit' }) + ' · ' + d.toLocaleDateString([], { weekday: 'long', day: 'numeric', month: 'short' });
  }
  initCities(); initSearch(); initClock(); show('London');
})();