.live-demo-main {
  min-height: calc(100vh - var(--header-h));
  background:
    radial-gradient(circle at 10% 10%, rgba(93, 195, 186, .18), transparent 30rem),
    radial-gradient(circle at 92% 8%, rgba(248, 199, 148, .2), transparent 29rem),
    var(--bg);
}

.live-demo-section {
  padding: clamp(48px, 6vw, 80px) 0 clamp(64px, 8vw, 96px);
}

.live-demo-shell {
  display: grid;
  gap: clamp(36px, 5vw, 56px);
  max-width: var(--container);
}

.live-demo-intro {
  display: grid;
  justify-items: start;
  gap: var(--space-5);
  max-width: 960px;
}

.live-demo-intro .t-display-l {
  max-width: 920px;
}

.live-demo-intro .t-body-lg {
  max-width: 760px;
  color: var(--text-body);
}

.live-demo-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(380px, 430px);
  align-items: start;
  gap: clamp(40px, 6vw, 72px);
}

.live-demo-examples {
  min-width: 0;
  display: grid;
  gap: var(--space-4);
}

.live-demo-examples-title {
  margin: 0;
  color: var(--text);
  font: 700 1.0625rem/1.4 var(--font-display);
  letter-spacing: -.01em;
}

.live-demo-prompts {
  display: grid;
  gap: 9px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.live-demo-prompt {
  min-width: 0;
  min-height: 52px;
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  align-items: center;
  gap: var(--space-3);
  padding: 10px 14px;
  border: 1px solid rgba(11, 111, 103, .17);
  border-radius: var(--r-lg);
  background: rgba(255, 255, 255, .78);
  box-shadow: 0 6px 18px rgba(12, 43, 42, .035);
  color: var(--text-body);
  font: 500 .9375rem/1.45 var(--font-sans);
}

.live-demo-prompt-icon {
  width: 30px;
  height: 30px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--r-md);
  background: var(--primary-soft);
  color: var(--primary);
}

.live-demo-prompt-icon svg {
  width: 16px;
  height: 16px;
}

.live-demo-limit {
  width: 100%;
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  align-items: start;
  gap: var(--space-3);
  margin-top: var(--space-1);
  padding: var(--space-4) var(--space-5);
  border: 1px solid var(--warning-border);
  border-radius: var(--r-lg);
  background: rgba(253, 243, 229, .88);
  color: var(--warning-text);
}

.live-demo-limit-icon {
  width: 34px;
  height: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--r-md);
  background: rgba(246, 217, 172, .52);
  color: var(--warning-text);
}

.live-demo-limit-icon svg {
  width: 18px;
  height: 18px;
}

.live-demo-limit strong {
  display: block;
  margin-bottom: 3px;
  color: var(--text);
  font: 700 .9375rem/1.35 var(--font-sans);
}

.live-demo-limit p {
  margin: 0;
  color: #765224;
  font: var(--body-sm);
}

.live-demo-card {
  min-width: 0;
  padding: clamp(24px, 3vw, 32px);
  border: 1px solid var(--primary-soft-border);
  border-radius: var(--r-2xl);
  background: rgba(255, 255, 255, .95);
  box-shadow: var(--shadow-xl);
}

.live-demo-card-head {
  display: grid;
  gap: var(--space-3);
  margin-bottom: var(--space-6);
}

.live-demo-form {
  display: grid;
  gap: 0;
}

.live-demo-form-section {
  display: grid;
  gap: var(--space-4);
}

.live-demo-form-section + .live-demo-form-section {
  margin-top: var(--space-5);
  padding-top: var(--space-5);
  border-top: 1px solid var(--border);
}

.live-demo-form-section--contact {
  gap: var(--space-4);
}

.live-demo-form-section--security {
  gap: var(--space-3);
}

.live-demo-form .field {
  gap: var(--space-2);
}

.live-demo-form .form-error {
  min-height: 0;
  margin: 0;
  padding: 8px 10px;
  color: var(--error-text);
  background: var(--error-bg);
  border: 1px solid var(--error-border);
  border-radius: var(--r-md);
  font: 600 .8125rem/1.4 var(--font-sans);
}

.live-demo-form .form-error:empty,
.live-demo-form .form-status:empty {
  display: none;
}

.input[aria-invalid="true"] {
  border-color: var(--error);
  box-shadow: 0 0 0 3px rgba(217, 72, 59, .16);
}

/* Composite U.S. phone control: fixed flag + "+1" prefix, thin divider, and
   the editable national-number input share one field border. The wrapper owns
   border, radius, background, hover, focus, and error treatment; the inner
   input never draws its own border or focus ring. */
.us-phone-control {
  display: flex;
  align-items: center;
  min-height: 44px;
  background: var(--surface);
  border: 1px solid var(--border-strong);
  border-radius: var(--r-md);
  transition: border-color .15s ease, box-shadow .15s ease;
}

.us-phone-control:hover {
  border-color: var(--n-400);
}

.us-phone-control:focus-within {
  border-color: var(--focus-border);
  box-shadow: var(--focus-ring);
}

.us-phone-prefix {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 0 12px 0 var(--space-4);
  color: var(--text);
  font: var(--body);
  font-variant-numeric: tabular-nums;
  user-select: none;
}

.us-phone-prefix img {
  display: block;
  width: 20px;
  height: 14px;
  border-radius: 2px;
  box-shadow: 0 0 0 1px var(--border);
}

.us-phone-divider {
  flex: 0 0 auto;
  width: 1px;
  align-self: stretch;
  margin: 8px 0;
  background: var(--border);
}

.us-phone-control .input {
  flex: 1 1 auto;
  min-width: 0;
  height: 42px;
  border: 0;
  border-radius: 0 var(--r-md) var(--r-md) 0;
  background: transparent;
  font-size: 1rem;
}

.us-phone-control .input:hover,
.us-phone-control .input:focus,
.us-phone-control .input[aria-invalid="true"] {
  border: 0;
  box-shadow: none;
}

.us-phone-control:has(.input[aria-invalid="true"]) {
  border-color: var(--error);
  box-shadow: 0 0 0 3px rgba(217, 72, 59, .16);
}

.us-phone-control:has(.input[aria-invalid="true"]):focus-within {
  border-color: var(--error);
  box-shadow: 0 0 0 3px rgba(217, 72, 59, .16);
}

.live-demo-consent-panel {
  display: grid;
  gap: var(--space-3);
  padding: 14px 15px;
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  background: rgba(246, 248, 247, .72);
}

.consent-field {
  display: grid;
  grid-template-columns: 20px minmax(0, 1fr);
  gap: var(--space-3);
  align-items: start;
}

.consent-field input {
  width: 20px;
  height: 20px;
  margin: 2px 0 0;
  accent-color: var(--primary);
}

.consent-field label {
  color: var(--text-body);
  font: var(--body-sm);
}

.field-label {
  display: block;
  margin-bottom: var(--space-2);
  color: var(--text);
  font: var(--label);
}

.turnstile-field {
  min-width: 0;
}

.turnstile-box {
  min-height: 70px;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.turnstile-loading {
  color: var(--text-muted);
  font: var(--helper);
}

.live-demo-submit-divider {
  width: 100%;
  height: 1px;
  background: var(--border);
}

.form-status {
  margin: 0;
  padding: 8px 10px;
  color: var(--error-text);
  background: var(--error-bg);
  border: 1px solid var(--error-border);
  border-radius: var(--r-md);
  font: 600 .8125rem/1.4 var(--font-sans);
  text-align: left;
}

.live-demo-success {
  display: grid;
  justify-items: center;
  gap: var(--space-4);
  padding: var(--space-8) 0;
  text-align: center;
}

.live-demo-success[hidden] {
  display: none;
}

.live-demo-success p {
  max-width: 340px;
  margin: 0;
  color: var(--text-secondary);
}

.success-mark {
  width: 54px;
  height: 54px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--success-border);
  border-radius: 999px;
  background: var(--success-bg);
  color: var(--success-text);
  font: 800 1.5rem/1 var(--font-sans);
}

@media (max-width: 900px) {
  .live-demo-shell {
    max-width: 700px;
  }

  .live-demo-layout {
    grid-template-columns: minmax(0, 1fr);
    gap: var(--space-10);
  }

  .live-demo-card {
    width: 100%;
  }
}

@media (max-width: 640px) {
  .live-demo-section {
    padding: var(--space-10) 0 var(--space-16);
  }

  .live-demo-shell {
    gap: var(--space-8);
  }

  .live-demo-intro {
    gap: var(--space-4);
  }

  .live-demo-layout {
    gap: var(--space-8);
  }

  .live-demo-prompt {
    min-height: 0;
    padding: 11px 12px;
  }

  .live-demo-limit {
    padding: var(--space-4);
  }

  .live-demo-card {
    padding: 22px 18px;
    border-radius: var(--r-xl);
  }
}

@media (max-width: 420px) {
  .live-demo-prompt {
    grid-template-columns: 28px minmax(0, 1fr);
    gap: 10px;
  }

  .live-demo-prompt-icon {
    width: 28px;
    height: 28px;
  }

  .turnstile-box {
    width: 110%;
    margin-bottom: -6px;
    transform: scale(.91);
    transform-origin: left top;
  }
}