Bootstrap 5 Login Form with Show Password Toggle

<section class="wdw-stage">
  <div class="container" style="max-width: 960px">
    <div class="wdw-card overflow-hidden">
      <div class="row g-0">
        <div class="col-lg-6 p-4 p-md-5 order-2 order-lg-1">
          <div class="mx-auto" style="max-width: 360px">
            <span class="wdw-icon mb-3"><svg width="22" height="22" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.75" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true"><rect x="4" y="11" width="16" height="10" rx="2"/><path d="M8 11V7a4 4 0 0 1 8 0v4"/></svg></span>
            <h1 class="h3 wdw-heading mb-1">Welcome back</h1>
            <p class="wdw-muted mb-4">Log in to continue to your dashboard.</p>

            <form id="loginForm" novalidate>
              <div class="form-floating mb-3">
                <input type="text" class="form-control" id="loginUser" placeholder="Username" required autocomplete="username">
                <label for="loginUser">Username</label>
                <div class="invalid-feedback">Enter your username.</div>
              </div>
              <div class="form-floating mb-3 position-relative">
                <input type="password" class="form-control pe-5" id="loginPass" placeholder="Password" required autocomplete="current-password">
                <label for="loginPass">Password</label>
                <button type="button" class="btn btn-link login-eye text-body-secondary" id="loginToggle" aria-label="Show password" aria-pressed="false">
                  <svg width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.75" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true"><path d="M2 12s3.6-7 10-7 10 7 10 7-3.6 7-10 7S2 12 2 12Z"/><circle cx="12" cy="12" r="3"/></svg>
                </button>
                <div class="invalid-feedback">Enter your password.</div>
              </div>
              <div class="d-flex justify-content-between align-items-center mb-4">
                <div class="form-check mb-0">
                  <input class="form-check-input" type="checkbox" id="loginRemember">
                  <label class="form-check-label" for="loginRemember">Remember me</label>
                </div>
                <a href="#" class="link-primary link-underline-opacity-0 link-underline-opacity-100-hover small fw-semibold">Forgot password?</a>
              </div>
              <button type="submit" class="btn btn-primary rounded-pill w-100">Log in</button>
              <p id="loginStatus" class="small text-center mt-3 mb-0" role="status" aria-live="polite"></p>
            </form>
            <p class="text-center small wdw-muted mt-4 mb-0">New here? <a href="#" class="link-primary fw-semibold link-underline-opacity-0 link-underline-opacity-100-hover">Create an account</a></p>
          </div>
        </div>
        <div class="col-lg-6 order-1 order-lg-2 wdw-aurora p-4 p-md-5 d-flex flex-column justify-content-end login-side">
          <p class="fs-4 fw-semibold lh-sm mb-3">“Everything our team needs is one login away.”</p>
          <div class="d-flex align-items-center gap-3">
            <img src="https://i.pravatar.cc/96?img=32" width="44" height="44" class="rounded-circle border border-2 border-white border-opacity-50" alt="Portrait of Daniel Reyes">
            <div class="small"><strong class="d-block">Daniel Reyes</strong><span class="opacity-75">Operations lead</span></div>
          </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 */
.login-eye { position: absolute; top: 50%; right: .25rem; transform: translateY(-50%); width: 44px; height: 44px; padding: 0; display: inline-flex; align-items: center; justify-content: center; z-index: 5; }
.login-side { min-height: 160px; }
@media (min-width: 992px) { .login-side { min-height: 480px; } }

(function () {
  function initPasswordToggle() {
    var btn = document.getElementById('loginToggle');
    var input = document.getElementById('loginPass');
    if (!btn || !input) return;
    btn.addEventListener('click', function () {
      var show = input.type === 'password';
      input.type = show ? 'text' : 'password';
      btn.setAttribute('aria-pressed', String(show));
      btn.setAttribute('aria-label', show ? 'Hide password' : 'Show password');
    });
  }
  function initLoginForm() {
    var form = document.getElementById('loginForm');
    if (!form) return;
    var status = document.getElementById('loginStatus');
    form.addEventListener('submit', function (e) {
      e.preventDefault();
      var ok = true;
      form.querySelectorAll('[required]').forEach(function (el) {
        var bad = !el.value.trim();
        el.classList.toggle('is-invalid', bad);
        if (bad) ok = false;
      });
      status.className = 'small text-center mt-3 mb-0 ' + (ok ? 'text-success' : 'text-danger');
      status.textContent = ok ? 'Signed in. Redirecting…' : '';
    });
    form.addEventListener('input', function (e) { e.target.classList.remove('is-invalid'); });
  }
  initPasswordToggle();
  initLoginForm();
})();