:root {
  --qz-blue: #5B7FA6;
  --qz-blue-light: #88A9D1;
  --qz-blue-pale: #E8F1F8;
  --qz-lilac: #8F7DA3;
  --qz-lilac-pale: #EBE6F3;
  --qz-lilac-soft: #A896B8;
  --qz-text: #3D5266;
  --qz-muted: #6B8499;
  --qz-border: #D4E2EF;
  --qz-white: #FFFFFF;
  --qz-bg: #F6F4F9;
  --qz-shadow: 0 8px 32px rgba(91, 127, 166, 0.1);
  --qz-radius: 20px;
  --qz-max: 560px;
}

#chit-quiz {
  font-family: 'Nunito', system-ui, sans-serif;
  color: var(--qz-text);
  line-height: 1.55;
  font-size: 17px;
  box-sizing: border-box;
}
#chit-quiz *, #chit-quiz *::before, #chit-quiz *::after { box-sizing: border-box; }

.qz-shell {
  max-width: var(--qz-max);
  margin: 0 auto;
  padding: 24px 16px 40px;
}

.qz-card {
  background: var(--qz-white);
  border: 1px solid var(--qz-border);
  border-radius: var(--qz-radius);
  box-shadow: var(--qz-shadow);
  padding: 28px 24px 32px;
}

.qz-logo {
  display: block;
  width: min(220px, 72vw);
  height: auto;
  margin: 0 auto 12px;
  padding: 10px 14px;
  background: #fff;
  border-radius: 14px;
  box-sizing: content-box;
}

.qz-intro-gift {
  margin: 0 0 20px;
  padding: 18px 16px 16px;
  border-radius: 16px;
  text-align: center;
  background: #EBE6F3;
  border: 2px solid #C9BCD9;
  box-shadow: 0 4px 16px rgba(91, 127, 166, 0.1);
}
.qz-intro-gift__badge {
  margin: 0 0 10px;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--qz-lilac);
}
.qz-intro-gift__title {
  margin: 0 0 10px;
  font-size: clamp(16px, 4.2vw, 18px);
  font-weight: 800;
  line-height: 1.4;
  color: var(--qz-blue);
}
.qz-intro-gift__title strong {
  color: var(--qz-lilac);
}
.qz-intro-gift__sub {
  margin: 0;
  font-size: 14px;
  line-height: 1.45;
  color: var(--qz-muted);
}

.qz-age-note {
  text-align: left;
  margin: 8px 0 0;
  font-size: 12px;
  color: var(--qz-muted);
  line-height: 1.4;
}
.qz-intro {
  text-align: center;
  margin: 0 0 20px;
  font-size: 15px;
  line-height: 1.45;
  color: var(--qz-text);
}

.qz-progress {
  margin-bottom: 24px;
}
.qz-progress__meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
  font-size: 13px;
  font-weight: 700;
  color: var(--qz-muted);
  letter-spacing: .03em;
}
.qz-progress__bar {
  height: 8px;
  background: var(--qz-blue-pale);
  border-radius: 999px;
  overflow: hidden;
}
.qz-progress__fill {
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--qz-blue-light), var(--qz-lilac));
  border-radius: 999px;
  transition: width .35s ease;
}

.qz-step { display: none; animation: qzFade .35s ease; }
.qz-step.is-active { display: block; }
@keyframes qzFade {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: none; }
}

.qz-title {
  margin: 0 0 8px;
  font-size: clamp(22px, 5vw, 26px);
  font-weight: 800;
  color: var(--qz-blue);
  line-height: 1.25;
  letter-spacing: -.02em;
}
.qz-sub {
  margin: 0 0 22px;
  font-size: 15px;
  color: var(--qz-muted);
}

.qz-options {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.qz-option {
  display: block;
  width: 100%;
  text-align: left;
  padding: 16px 18px;
  border: 2px solid var(--qz-border);
  border-radius: 14px;
  background: var(--qz-white);
  color: var(--qz-text);
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  transition: border-color .2s, background .2s, transform .15s;
}
.qz-option:hover {
  border-color: var(--qz-blue-light);
  background: var(--qz-blue-pale);
}
.qz-option.is-selected {
  border-color: var(--qz-lilac);
  background: var(--qz-lilac-pale);
  box-shadow: 0 0 0 1px rgba(143, 125, 163, 0.15);
}
.qz-option:active { transform: scale(.99); }

.qz-nav {
  display: flex;
  gap: 10px;
  margin-top: 22px;
}
.qz-btn {
  flex: 1;
  border: none;
  border-radius: 14px;
  padding: 15px 18px;
  font: inherit;
  font-weight: 800;
  cursor: pointer;
  transition: background .2s, opacity .2s;
}
.qz-btn:disabled { opacity: .45; cursor: not-allowed; }
.qz-btn--back {
  flex: 0 0 auto;
  min-width: 96px;
  background: var(--qz-white);
  color: var(--qz-blue);
  border: 2px solid var(--qz-border);
}
.qz-btn--next,
.qz-btn--submit {
  background: var(--qz-blue);
  color: var(--qz-white);
}
.qz-btn--next:hover:not(:disabled),
.qz-btn--submit:hover:not(:disabled) { background: #4A6D94; }

.qz-gift {
  margin: 0 0 22px;
  padding: 18px 18px 16px;
  border-radius: 16px;
  background: #E8F1F8;
  border: 2px solid #C8DAEC;
}
.qz-gift__label {
  margin: 0 0 8px;
  font-size: 13px;
  font-weight: 800;
  color: var(--qz-lilac);
  text-transform: uppercase;
  letter-spacing: .06em;
}
.qz-gift p {
  margin: 0 0 8px;
  font-size: 15px;
  line-height: 1.55;
}
.qz-gift p:last-child { margin-bottom: 0; }
.qz-gift strong { color: var(--qz-blue); }

.qz-fields {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 18px;
}
.qz-field label {
  display: block;
  margin-bottom: 6px;
  font-size: 14px;
  font-weight: 700;
  color: var(--qz-text);
}
.qz-field input {
  width: 100%;
  padding: 14px 16px;
  border: 2px solid var(--qz-border);
  border-radius: 12px;
  font: inherit;
  color: var(--qz-text);
  background: var(--qz-white);
}
.qz-field input:focus {
  outline: none;
  border-color: var(--qz-blue-light);
  box-shadow: 0 0 0 3px rgba(136, 169, 209, 0.25);
}

.qz-consent {
  margin: 14px 0 0;
  font-size: 12px;
  line-height: 1.5;
  color: var(--qz-muted);
}
.qz-consent a { color: var(--qz-blue); }

.qz-success-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 16px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--qz-blue-pale), var(--qz-lilac-pale));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
}
.qz-success-links {
  margin-top: 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.qz-link-btn {
  display: block;
  text-align: center;
  padding: 14px 16px;
  border-radius: 14px;
  background: var(--qz-lilac-pale);
  color: var(--qz-blue);
  font-weight: 800;
  text-decoration: none;
  border: 2px solid rgba(143, 125, 163, 0.25);
}
.qz-link-btn:hover { background: var(--qz-blue-pale); }

.qz-error {
  margin-top: 12px;
  padding: 12px 14px;
  border-radius: 12px;
  background: #fef2f2;
  color: #991b1b;
  font-size: 14px;
  display: none;
}
.qz-error.is-visible { display: block; }

.qz-visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Modal */
.qz-modal {
  position: fixed;
  inset: 0;
  z-index: 400;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity .25s ease, visibility .25s ease;
}
.qz-modal.is-open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}
.qz-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(61, 82, 102, 0.48);
  backdrop-filter: blur(4px);
}
.qz-modal__dialog {
  position: relative;
  z-index: 1;
  width: min(100%, 580px);
  max-height: min(92vh, 920px);
  overflow-x: hidden;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  overscroll-behavior: contain;
  border-radius: 24px;
  box-shadow: 0 24px 64px rgba(61, 82, 102, 0.22);
}
.qz-modal__dialog .qz-shell {
  padding: 0;
}
.qz-modal__dialog .qz-card {
  box-shadow: none;
  border: none;
  border-radius: 24px;
}

#chit-quiz.qz-form-step .qz-intro-gift,
#chit-quiz.qz-success-step .qz-intro-gift,
#chit-quiz.qz-form-step .qz-logo,
#chit-quiz.qz-success-step .qz-logo {
  display: none;
}
#chit-quiz.qz-form-step .qz-progress {
  margin-bottom: 14px;
}
#chit-quiz.qz-phase-questions .qz-logo {
  width: min(140px, 42vw);
  margin-bottom: 8px;
  padding: 6px 10px;
}
.qz-modal__close {
  position: absolute;
  top: 10px;
  right: 10px;
  z-index: 2;
  width: 40px;
  height: 40px;
  border: none;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.95);
  color: var(--qz-blue);
  font-size: 28px;
  line-height: 1;
  cursor: pointer;
  box-shadow: 0 4px 16px rgba(61, 82, 102, 0.12);
  transition: background .2s, transform .15s;
}
.qz-modal__close:hover {
  background: var(--qz-blue-pale);
  transform: scale(1.04);
}

body.qz-modal-open {
  overflow: hidden;
}

/* Fixed launcher */
.qz-launcher {
  position: fixed;
  bottom: 0;
  left: 24px;
  z-index: 199;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 18px 14px;
  border-radius: 14px 14px 0 0;
  background: #5B7FA6;
  color: #fff;
  text-decoration: none;
  font-family: 'Nunito', system-ui, sans-serif;
  font-size: 14px;
  font-weight: 800;
  box-shadow: 0 -4px 24px rgba(91, 127, 166, 0.35);
  transition: background .2s, transform .15s;
}
.qz-launcher:hover {
  background: #4A6D94;
  transform: translateY(-2px);
  color: #fff;
}
.qz-launcher__icon {
  font-size: 18px;
  line-height: 1;
}

@media (max-width: 720px) {
  #chit-main {
    padding-bottom: calc(54px + env(safe-area-inset-bottom));
  }
  .qz-launcher {
    left: 0;
    right: 50%;
    justify-content: center;
    border-radius: 0;
    padding: 12px 10px max(14px, env(safe-area-inset-bottom));
    font-size: 13px;
    line-height: 1.2;
    white-space: nowrap;
    box-shadow: none;
    border-right: 1px solid rgba(255, 255, 255, 0.28);
  }
  body.qz-modal-open .qz-launcher {
    display: none;
  }
  .qz-modal {
    padding: 0;
    align-items: stretch;
  }
  .qz-modal__dialog {
    width: 100%;
    max-height: 100dvh;
    height: 100dvh;
    border-radius: 0;
  }
  .qz-modal__dialog .qz-card {
    border-radius: 0;
    padding: max(16px, env(safe-area-inset-top)) 16px max(32px, env(safe-area-inset-bottom));
    min-height: 100%;
  }
  .qz-modal__close {
    position: fixed;
    top: max(10px, env(safe-area-inset-top));
    right: 10px;
    z-index: 3;
  }
  .qz-intro-gift {
    padding: 14px 12px 12px;
    margin-bottom: 14px;
    background: #EBE6F3;
    border: 2px solid #B8A8CC;
    box-shadow: none;
  }
  .qz-intro-gift__title {
    font-size: 15px;
  }
  .qz-intro-gift__sub {
    color: #3D5266;
  }
  #chit-quiz.qz-phase-questions .qz-intro-gift {
    display: none;
  }
  #chit-quiz.qz-form-step .qz-gift {
    display: none;
  }
  #chit-quiz.qz-form-step .qz-sub {
    margin-bottom: 14px;
    font-size: 14px;
  }
  #chit-quiz.qz-form-step .qz-title {
    font-size: 20px;
  }
  #chit-quiz.qz-form-step .qz-field input {
    padding: 12px 14px;
  }
}

@media (max-width: 480px) {
  .qz-card { padding: 22px 16px 26px; }
  .qz-nav { flex-direction: column; }
  .qz-btn--back { min-width: 0; }
}