Bootstrap 5 Modal Review Form with Star Rating

<section class="wdw-stage">
  <div class="container" style="max-width: 980px">
    <div class="wdw-card overflow-hidden">
      <div class="row g-0">
        <div class="col-md-5 wdw-aurora p-4 p-md-5">
          <span class="wdw-eyebrow text-white-50">Customer reviews</span>
          <div class="d-flex align-items-end gap-3 mt-2 mb-3">
            <h2 class="display-1 fw-bold mb-0 lh-1"><span class="visually-hidden">Rated </span>4.8<span class="visually-hidden"> out of 5</span></h2>
            <div class="pb-1">
              <div class="wdw-stars d-flex gap-1" aria-hidden="true" id="summaryStars"></div>
              <small class="text-white-50">Based on 1,284 reviews</small>
            </div>
          </div>
          <span class="badge rounded-pill text-bg-light mb-4 px-3 py-2">96% would recommend</span>
          <div class="vstack gap-2 mb-4" id="ratingBars"></div>
          <figure class="mb-0 pt-3 border-top border-light border-opacity-25">
            <blockquote class="small mb-1">“Setup took ten minutes and support answered the same day.”</blockquote>
            <figcaption class="small text-white-50">Maya R., verified buyer</figcaption>
          </figure>
        </div>
        <div class="col-md-7 p-4 p-md-5">
          <form id="reviewForm" novalidate>
            <h3 class="h4 wdw-heading mb-1">How was your experience?</h3>
            <p class="wdw-muted small mb-4">Your feedback helps others choose with confidence.</p>
            <fieldset class="mb-4">
              <legend class="form-label fw-semibold fs-6">Your rating</legend>
              <div class="wdw-rate">
                <input type="radio" class="btn-check" name="rating" id="r5" value="5" required><label for="r5" title="5 stars"><span class="visually-hidden">5 stars</span></label>
                <input type="radio" class="btn-check" name="rating" id="r4" value="4"><label for="r4" title="4 stars"><span class="visually-hidden">4 stars</span></label>
                <input type="radio" class="btn-check" name="rating" id="r3" value="3"><label for="r3" title="3 stars"><span class="visually-hidden">3 stars</span></label>
                <input type="radio" class="btn-check" name="rating" id="r2" value="2"><label for="r2" title="2 stars"><span class="visually-hidden">2 stars</span></label>
                <input type="radio" class="btn-check" name="rating" id="r1" value="1"><label for="r1" title="1 star"><span class="visually-hidden">1 star</span></label>
              </div>
              <div class="invalid-feedback">Please choose a rating.</div>
            </fieldset>
            <div class="form-floating mb-3">
              <input type="text" class="form-control" id="reviewTitle" placeholder="Title" required>
              <label for="reviewTitle">Review title</label>
            </div>
            <div class="form-floating mb-4">
              <textarea class="form-control" id="reviewText" placeholder="Comment" style="height: 130px" required></textarea>
              <label for="reviewText">Tell us more</label>
            </div>
            <button type="submit" class="btn btn-primary rounded-pill px-4">Send review</button>
            <p class="text-success small fw-semibold mt-3 mb-0" id="reviewThanks" role="status"></p>
          </form>
        </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 */
.wdw-stars { color: var(--bs-warning); }
.wdw-rate { display: inline-flex; flex-direction: row-reverse; gap: .25rem; }
.wdw-rate label { width: 2.75rem; height: 2.75rem; display: grid; place-items: center; cursor: pointer; border-radius: .75rem; color: var(--bs-border-color); transition: color .15s, transform .15s; }
.wdw-rate label::before { content: ""; width: 2rem; height: 2rem; background: currentColor; -webkit-mask: var(--star) center/contain no-repeat; mask: var(--star) center/contain no-repeat; }
.wdw-rate { --star: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M12 2.5l2.9 6.1 6.6.8-4.9 4.6 1.3 6.6L12 17.3 6.1 20.6l1.3-6.6L2.5 9.4l6.6-.8z'/%3E%3C/svg%3E"); }
.wdw-rate label:hover, .wdw-rate label:hover ~ label, .wdw-rate .btn-check:checked ~ label { color: var(--bs-warning); }
.wdw-rate label:hover { transform: scale(1.1); }
.wdw-rate .btn-check:focus-visible + label { outline: 2px solid var(--bs-primary); outline-offset: 2px; }
fieldset.was-invalid .invalid-feedback { display: block; }
.wdw-bar { display: grid; grid-template-columns: 1rem 1fr 2.5rem; align-items: center; gap: .75rem; font-size: .8125rem; color: rgba(255,255,255,.8); }
.wdw-bar .progress { height: .5rem; background: rgba(255,255,255,.2); }
.wdw-bar .progress-bar { background-color: var(--bs-warning); }
.wdw-bar span:last-child { text-align: end; }

(function () {
  var STAR = '<svg width="18" height="18" viewBox="0 0 24 24" fill="currentColor"><path d="M12 2.5l2.9 6.1 6.6.8-4.9 4.6 1.3 6.6L12 17.3 6.1 20.6l1.3-6.6L2.5 9.4l6.6-.8z"/></svg>';

  function initSummary() {
    var stars = document.getElementById('summaryStars');
    var bars = document.getElementById('ratingBars');
    if (!stars || !bars) return;
    stars.innerHTML = STAR.repeat(5);
    [[5, 78], [4, 14], [3, 5], [2, 2], [1, 1]].forEach(function (r) {
      bars.insertAdjacentHTML('beforeend',
        '<div class="wdw-bar"><span>' + r[0] + '</span><div class="progress" role="progressbar" aria-label="' + r[0] + ' star reviews" aria-valuenow="' + r[1] + '" aria-valuemin="0" aria-valuemax="100"><div class="progress-bar" style="width:' + r[1] + '%"></div></div><span>' + r[1] + '%</span></div>');
    });
  }

  function initReviewForm() {
    var form = document.getElementById('reviewForm');
    if (!form) return;
    var thanks = document.getElementById('reviewThanks');
    var fs = form.querySelector('fieldset');
    form.addEventListener('submit', function (e) {
      e.preventDefault();
      var rated = form.querySelector('input[name="rating"]:checked');
      fs.classList.toggle('was-invalid', !rated);
      form.classList.add('was-validated');
      if (!rated || !form.checkValidity()) return;
      form.reset();
      form.classList.remove('was-validated');
      if (thanks) thanks.textContent = 'Thanks! Your review was sent.';
    });
    form.addEventListener('change', function () { fs.classList.remove('was-invalid'); if (thanks) thanks.textContent = ''; });
  }

  initSummary();
  initReviewForm();
})();