Bootstrap 5 Survey Form with Modal and Side Panel

<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-lg-5 wdw-aurora p-4 p-md-5 d-flex flex-column justify-content-between gap-5">
          <div>
            <span class="wdw-eyebrow sv-eyebrow">Quick survey</span>
            <h2 class="wdw-heading sv-title display-6 mt-2 mb-3">Your opinion matters</h2>
            <p class="mb-0 sv-lead">Have some ideas on how to improve our product? Give us your feedback — it takes less than a minute.</p>
          </div>
          <div class="d-grid gap-2">
            <button type="button" class="btn btn-light rounded-pill px-4" data-bs-toggle="modal" data-bs-target="#svModal">Open as modal</button>
            <button type="button" class="btn btn-outline-light rounded-pill px-4" data-bs-toggle="offcanvas" data-bs-target="#svPanel" aria-controls="svPanel">Open as side panel</button>
          </div>
        </div>
        <div class="col-lg-7 p-4 p-md-5 d-flex align-items-center"><div class="w-100">
          <form class="sv-form" data-survey novalidate>
  <fieldset class="mb-3">
    <legend class="fs-6 fw-semibold mb-2">How would you rate the product?</legend>
    <div class="sv-scale"><input type="radio" class="btn-check" name="sv1Rating" id="sv1R1" value="1" required><label class="sv-tile" for="sv1R1"><span class="sv-num">1</span><span class="sv-lbl">Very bad</span></label><input type="radio" class="btn-check" name="sv1Rating" id="sv1R2" value="2" required><label class="sv-tile" for="sv1R2"><span class="sv-num">2</span><span class="sv-lbl">Bad</span></label><input type="radio" class="btn-check" name="sv1Rating" id="sv1R3" value="3" required><label class="sv-tile" for="sv1R3"><span class="sv-num">3</span><span class="sv-lbl">Mediocre</span></label><input type="radio" class="btn-check" name="sv1Rating" id="sv1R4" value="4" required><label class="sv-tile" for="sv1R4"><span class="sv-num">4</span><span class="sv-lbl">Good</span></label><input type="radio" class="btn-check" name="sv1Rating" id="sv1R5" value="5" required><label class="sv-tile" for="sv1R5"><span class="sv-num">5</span><span class="sv-lbl">Very good</span></label></div>
    <div class="sv-caption small fw-semibold text-primary mt-2" aria-live="polite"></div>
    <div class="text-danger small fw-medium sv-err" role="alert" hidden>Please choose a rating.</div>
  </fieldset>
  <div class="mb-4">
    <label for="sv1Note" class="form-label fw-semibold">Any ideas to improve it? <span class="fw-normal wdw-muted">(optional)</span></label>
    <textarea class="form-control sv-note" id="sv1Note" rows="3" placeholder="Tell us what would make it better"></textarea>
  </div>
  <div class="d-flex gap-2 justify-content-end">
    <button type="button" class="btn btn-outline-secondary rounded-pill px-4" data-sv-reset>Clear</button>
    <button type="submit" class="btn btn-primary rounded-pill px-4">Send feedback</button>
  </div>
  <div class="sv-thanks text-center py-4" hidden>
    <div class="wdw-icon mb-3"><svg width="22" height="22" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2.2" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true"><path d="M20 6 9 17l-5-5"/></svg></div>
    <h3 class="h5 wdw-heading mb-1">Thank you!</h3>
    <p class="wdw-muted mb-3">Your feedback helps us improve.</p>
    <button type="button" class="btn btn-outline-primary btn-sm rounded-pill px-3" data-sv-reset>Send another</button>
  </div>
</form></div>
        </div>
      </div>
    </div>
  </div>

  <div class="modal fade" id="svModal" tabindex="-1" aria-labelledby="svModalTitle" aria-hidden="true">
    <div class="modal-dialog modal-dialog-centered">
      <div class="modal-content border-0 rounded-4 shadow">
        <div class="modal-header border-0 pb-0"><h2 class="modal-title h5 wdw-heading" id="svModalTitle">Quick survey</h2><button type="button" class="btn-close" data-bs-dismiss="modal" aria-label="Close"></button></div>
        <div class="modal-body p-4"><form class="sv-form" data-survey novalidate>
  <fieldset class="mb-3">
    <legend class="fs-6 fw-semibold mb-2">How would you rate the product?</legend>
    <div class="sv-scale"><input type="radio" class="btn-check" name="sv2Rating" id="sv2R1" value="1" required><label class="sv-tile" for="sv2R1"><span class="sv-num">1</span><span class="sv-lbl">Very bad</span></label><input type="radio" class="btn-check" name="sv2Rating" id="sv2R2" value="2" required><label class="sv-tile" for="sv2R2"><span class="sv-num">2</span><span class="sv-lbl">Bad</span></label><input type="radio" class="btn-check" name="sv2Rating" id="sv2R3" value="3" required><label class="sv-tile" for="sv2R3"><span class="sv-num">3</span><span class="sv-lbl">Mediocre</span></label><input type="radio" class="btn-check" name="sv2Rating" id="sv2R4" value="4" required><label class="sv-tile" for="sv2R4"><span class="sv-num">4</span><span class="sv-lbl">Good</span></label><input type="radio" class="btn-check" name="sv2Rating" id="sv2R5" value="5" required><label class="sv-tile" for="sv2R5"><span class="sv-num">5</span><span class="sv-lbl">Very good</span></label></div>
    <div class="sv-caption small fw-semibold text-primary mt-2" aria-live="polite"></div>
    <div class="text-danger small fw-medium sv-err" role="alert" hidden>Please choose a rating.</div>
  </fieldset>
  <div class="mb-4">
    <label for="sv2Note" class="form-label fw-semibold">Any ideas to improve it? <span class="fw-normal wdw-muted">(optional)</span></label>
    <textarea class="form-control sv-note" id="sv2Note" rows="3" placeholder="Tell us what would make it better"></textarea>
  </div>
  <div class="d-flex gap-2 justify-content-end">
    <button type="button" class="btn btn-outline-secondary rounded-pill px-4" data-bs-dismiss="modal">Cancel</button>
    <button type="submit" class="btn btn-primary rounded-pill px-4">Send feedback</button>
  </div>
  <div class="sv-thanks text-center py-4" hidden>
    <div class="wdw-icon mb-3"><svg width="22" height="22" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2.2" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true"><path d="M20 6 9 17l-5-5"/></svg></div>
    <h3 class="h5 wdw-heading mb-1">Thank you!</h3>
    <p class="wdw-muted mb-3">Your feedback helps us improve.</p>
    <button type="button" class="btn btn-outline-primary btn-sm rounded-pill px-3" data-sv-reset>Send another</button>
  </div>
</form></div>
      </div>
    </div>
  </div>

  <div class="offcanvas offcanvas-end" tabindex="-1" id="svPanel" aria-labelledby="svPanelTitle">
    <div class="offcanvas-header"><h2 class="offcanvas-title h5 wdw-heading" id="svPanelTitle">Quick survey</h2><button type="button" class="btn-close" data-bs-dismiss="offcanvas" aria-label="Close"></button></div>
    <div class="offcanvas-body"><form class="sv-form" data-survey novalidate>
  <fieldset class="mb-3">
    <legend class="fs-6 fw-semibold mb-2">How would you rate the product?</legend>
    <div class="sv-scale"><input type="radio" class="btn-check" name="sv3Rating" id="sv3R1" value="1" required><label class="sv-tile" for="sv3R1"><span class="sv-num">1</span><span class="sv-lbl">Very bad</span></label><input type="radio" class="btn-check" name="sv3Rating" id="sv3R2" value="2" required><label class="sv-tile" for="sv3R2"><span class="sv-num">2</span><span class="sv-lbl">Bad</span></label><input type="radio" class="btn-check" name="sv3Rating" id="sv3R3" value="3" required><label class="sv-tile" for="sv3R3"><span class="sv-num">3</span><span class="sv-lbl">Mediocre</span></label><input type="radio" class="btn-check" name="sv3Rating" id="sv3R4" value="4" required><label class="sv-tile" for="sv3R4"><span class="sv-num">4</span><span class="sv-lbl">Good</span></label><input type="radio" class="btn-check" name="sv3Rating" id="sv3R5" value="5" required><label class="sv-tile" for="sv3R5"><span class="sv-num">5</span><span class="sv-lbl">Very good</span></label></div>
    <div class="sv-caption small fw-semibold text-primary mt-2" aria-live="polite"></div>
    <div class="text-danger small fw-medium sv-err" role="alert" hidden>Please choose a rating.</div>
  </fieldset>
  <div class="mb-4">
    <label for="sv3Note" class="form-label fw-semibold">Any ideas to improve it? <span class="fw-normal wdw-muted">(optional)</span></label>
    <textarea class="form-control sv-note" id="sv3Note" rows="3" placeholder="Tell us what would make it better"></textarea>
  </div>
  <div class="d-flex gap-2 justify-content-end">
    <button type="button" class="btn btn-outline-secondary rounded-pill px-4" data-bs-dismiss="offcanvas">Cancel</button>
    <button type="submit" class="btn btn-primary rounded-pill px-4">Send feedback</button>
  </div>
  <div class="sv-thanks text-center py-4" hidden>
    <div class="wdw-icon mb-3"><svg width="22" height="22" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2.2" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true"><path d="M20 6 9 17l-5-5"/></svg></div>
    <h3 class="h5 wdw-heading mb-1">Thank you!</h3>
    <p class="wdw-muted mb-3">Your feedback helps us improve.</p>
    <button type="button" class="btn btn-outline-primary btn-sm rounded-pill px-3" data-sv-reset>Send another</button>
  </div>
</form></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 */
.sv-scale { display: grid; grid-template-columns: repeat(5, 1fr); gap: .5rem; }
.sv-tile { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: .15rem; min-height: 4.25rem; padding: .5rem .25rem; border: 1.5px solid var(--bs-border-color); border-radius: 1rem; background: var(--bs-body-bg); cursor: pointer; text-align: center; transition: border-color .15s, background-color .15s, transform .15s; }
.sv-tile:hover { border-color: rgba(var(--bs-primary-rgb), .6); transform: translateY(-1px); }
.sv-num { font-size: 1.25rem; font-weight: 800; color: var(--bs-emphasis-color); line-height: 1; }
.sv-lbl { font-size: .75rem; font-weight: 600; color: var(--bs-secondary-color); line-height: 1.2; }
.btn-check:checked + .sv-tile { border-color: var(--bs-primary); background: var(--bs-primary-bg-subtle); }
.btn-check:checked + .sv-tile .sv-num, .btn-check:checked + .sv-tile .sv-lbl { color: var(--bs-primary-text-emphasis); }
.btn-check:focus-visible + .sv-tile { box-shadow: 0 0 0 .25rem var(--bs-focus-ring-color); }
.sv-note { min-height: 0; height: auto; resize: vertical; }
@media (max-width: 479.98px) {
  .sv-tile { min-height: 3.25rem; padding-inline: .1rem; }
  .sv-lbl { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
}
@media (min-width: 480px) { .sv-caption { display: none; } }
.sv-caption:empty { display: none; }
.sv-eyebrow { color: #c7d2fe; }
.sv-title { color: #fff; }
.sv-lead { color: rgba(255,255,255,.8); }
.offcanvas .sv-scale { gap: .35rem; }
.offcanvas .sv-tile { padding-inline: .1rem; }
.sv-form [hidden] { display: none !important; }

(function () {
  function initSurveys() {
    var forms = document.querySelectorAll('[data-survey]');
    if (!forms.length) return;
    forms.forEach(function (form) {
      var thanks = form.querySelector('.sv-thanks');
      var err = form.querySelector('.sv-err');
      var parts = Array.prototype.filter.call(form.children, function (el) { return el !== thanks; });
      function setThanks(show) {
        thanks.hidden = !show;
        parts.forEach(function (el) { el.hidden = show; });
      }
      form.addEventListener('submit', function (e) {
        e.preventDefault();
        if (!form.querySelector('input[type="radio"]:checked')) { err.hidden = false; return; }
        err.hidden = true;
        setThanks(true);
      });
      var cap = form.querySelector('.sv-caption');
      function updateCaption() {
        var on = form.querySelector('input[type="radio"]:checked');
        var lbl = on && form.querySelector('label[for="' + on.id + '"] .sv-lbl');
        if (cap) cap.textContent = lbl ? lbl.textContent : '';
      }
      form.addEventListener('change', function () { err.hidden = true; updateCaption(); });
      form.querySelectorAll('[data-sv-reset]').forEach(function (b) {
        b.addEventListener('click', function () { form.reset(); err.hidden = true; updateCaption(); setThanks(false); });
      });
    });
  }
  initSurveys();
})();