*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  min-height: 100vh;
  min-height: 100dvh;
}

html,
body {
  margin: 0;
}

body {
  font-family: var(--font-sans);
  color: var(--color-text-primary);
  background-color: #070a10;
  background-image: linear-gradient(
    180deg,
    #0b1018 0%,
    #070a10 40%,
    #05070c 100%
  );
}

.wrapper {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-padding-x);
}

.first-screen {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  width: 100%;
  min-height: 100vh;
  min-height: 100dvh;
  height: 100dvh;
  box-sizing: border-box;
  background-color: #060912;
  background-image: linear-gradient(
      to bottom,
      transparent 0%,
      transparent 58%,
      rgb(6 8 14 / 35%) 82%,
      rgb(6 8 14 / 88%) 96%,
      #06080e 100%
    ),
    radial-gradient(
      ellipse 120% 90% at 50% 35%,
      rgb(18 42 78 / 22%) 0%,
      transparent 55%
    ),
    radial-gradient(ellipse 100% 100% at 50% 100%, rgb(0 0 0 / 45%) 0%, transparent 50%),
    linear-gradient(
      165deg,
      rgb(18 32 58 / 0.42) 0%,
      rgb(8 16 32 / 0.58) 42%,
      rgb(4 8 18 / 0.78) 100%
    ),
    url("../assets/images/bg.jpg");
  background-size: cover, cover, cover, cover, cover;
  background-position: center, center, center, center, center;
  background-repeat: no-repeat;
  box-shadow: inset 0 -5rem 4.5rem -1rem rgb(6 8 14 / 45%);
  overflow-x: hidden;
  overflow-y: auto;
}

.first-screen > .wrapper {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-height: 0;
  height: 100%;
}

.first-screen--quiz {
  min-height: 100vh;
  min-height: 100dvh;
  height: auto;
}

.quiz-page {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 0;
  padding-block: var(--space-6) var(--space-12);
}

.quiz__card--intro {
  text-align: center;
  padding-block: var(--space-8);
}

.quiz__inner {
  width: 100%;
  max-width: 40rem;
  margin-inline: auto;
}

.quiz__inner--enter {
  animation: quiz-pane-in 0.44s var(--ease-out) both;
}

@keyframes quiz-pane-in {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.quiz__intro-brand {
  display: block;
  margin: 0 auto var(--space-7);
  text-align: center;
  line-height: 0;
}

.quiz__intro-brand:focus-visible {
  outline: var(--focus-ring-width) solid var(--color-focus-ring);
  outline-offset: var(--focus-ring-offset);
  border-radius: var(--radius-sm);
}

.quiz__intro-logo {
  display: inline-block;
  height: clamp(7rem, 32vw, 13.5rem);
  width: auto;
  max-width: min(560px, 100%);
  object-fit: contain;
  object-position: center center;
}

.quiz__intro {
  margin-bottom: var(--space-8);
  text-align: center;
}

.quiz__title {
  margin: 0 0 var(--space-4);
  font-family: var(--font-heading);
  font-size: clamp(var(--text-2xl), 3vw, var(--text-4xl));
  font-weight: var(--font-bold);
  line-height: var(--leading-tight);
  color: var(--color-text-primary);
}

.quiz__subtitle {
  margin: 0;
  font-size: var(--text-lg);
  line-height: var(--leading-relaxed);
  color: var(--color-text-muted);
}

.quiz__progress {
  margin-bottom: var(--space-6);
}

.quiz__progress-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  margin-bottom: var(--space-2);
}

.quiz__progress-label {
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  color: var(--color-accent);
}

.quiz__progress-pct {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.quiz__progress-track {
  height: 0.375rem;
  border-radius: 999px;
  background: rgb(255 255 255 / 8%);
  overflow: hidden;
}

.quiz__progress-fill {
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, #2ea3f0 0%, var(--color-accent) 100%);
  transition: width var(--duration-normal) var(--ease-out);
}

.quiz__card {
  padding: var(--space-6) var(--space-5);
  border-radius: var(--radius-lg);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border-subtle);
  box-shadow: var(--shadow-sm);
}

.quiz__question {
  margin: 0 0 var(--space-5);
  font-size: var(--text-lg);
  font-weight: var(--font-bold);
  line-height: var(--leading-snug);
  color: var(--color-text-primary);
  text-align: left;
}

.quiz__contact-lead {
  margin: 0 0 var(--space-5);
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
  color: var(--color-text-muted);
}

.quiz__form {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.quiz__field {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.quiz__field-label {
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  color: var(--color-text-secondary);
}

.quiz__field-input {
  width: 100%;
  box-sizing: border-box;
  padding: var(--space-3) var(--space-4);
  font-family: inherit;
  font-size: var(--text-base);
  line-height: var(--leading-snug);
  color: var(--color-text-primary);
  background: rgb(0 0 0 / 25%);
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-md);
  transition: border-color var(--duration-fast) var(--ease-out),
    box-shadow var(--duration-fast) var(--ease-out);
}

.quiz__field-input::placeholder {
  color: var(--color-text-subtle);
}

.quiz__field-input:hover {
  border-color: rgb(29 155 240 / 22%);
}

.quiz__field-input:focus {
  outline: none;
  border-color: rgb(29 155 240 / 45%);
  box-shadow: 0 0 0 3px rgb(29 155 240 / 15%);
}

.quiz__form-error {
  margin: 0 0 var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-danger);
}

.quiz__form-error[hidden] {
  display: none;
}

.quiz__options {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.quiz__option {
  display: block;
  cursor: pointer;
}

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

.quiz__option-box {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-4);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-subtle);
  background: rgb(0 0 0 / 20%);
  transition: border-color var(--duration-fast) var(--ease-out),
    background-color var(--duration-fast) var(--ease-out),
    box-shadow var(--duration-fast) var(--ease-out);
}

.quiz__option:hover .quiz__option-box {
  border-color: rgb(29 155 240 / 25%);
  background: rgb(29 155 240 / 6%);
}

.quiz__input:focus-visible + .quiz__option-box {
  outline: 2px solid var(--color-focus-ring);
  outline-offset: 2px;
}

.quiz__input:checked + .quiz__option-box {
  border-color: rgb(29 155 240 / 45%);
  background: rgb(29 155 240 / 10%);
  box-shadow: 0 0 0 1px rgb(29 155 240 / 12%);
}

.quiz__radio {
  flex-shrink: 0;
  width: 1.25rem;
  height: 1.25rem;
  margin-top: 0.1rem;
  border-radius: 50%;
  border: 2px solid var(--color-text-muted);
  background: transparent;
  position: relative;
}

.quiz__input:checked + .quiz__option-box .quiz__radio {
  border-color: var(--color-accent);
  background: rgb(29 155 240 / 15%);
}

.quiz__input:checked + .quiz__option-box .quiz__radio::after {
  content: "";
  position: absolute;
  inset: 3px;
  border-radius: 50%;
  background: var(--color-accent);
}

.quiz__option-body {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  min-width: 0;
}

.quiz__option-title {
  display: block;
  font-size: var(--text-base);
  font-weight: var(--font-semibold);
  line-height: var(--leading-snug);
  color: var(--color-text-primary);
}

.quiz__option-desc {
  display: block;
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
  color: var(--color-text-muted);
}

.quiz__nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  margin-top: var(--space-8);
}

.quiz__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  min-height: 2.75rem;
  padding: var(--space-2) var(--space-5);
  font-family: inherit;
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  line-height: 1.2;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: background-color var(--duration-fast) var(--ease-out),
    border-color var(--duration-fast) var(--ease-out),
    color var(--duration-fast) var(--ease-out),
    opacity var(--duration-fast) var(--ease-out);
}

.quiz__btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.quiz__btn--ghost {
  color: var(--color-text-primary);
  background: transparent;
  border-color: transparent;
  padding-inline: var(--space-2);
}

.quiz__btn--ghost:not(:disabled):hover {
  color: var(--color-accent);
}

.quiz__btn--primary {
  margin-left: auto;
  color: var(--color-text-primary);
  background: linear-gradient(135deg, #2ea3f0 0%, var(--color-accent) 100%);
  border-color: rgb(29 155 240 / 35%);
  box-shadow: 0 4px 14px rgb(29 155 240 / 25%);
}

.quiz__btn--primary:not(:disabled):hover {
  background: linear-gradient(135deg, #3eb0f5 0%, var(--color-accent-hover) 100%);
}

.quiz__btn--solo {
  margin-left: 0;
  width: 100%;
}

.quiz__btn-icon {
  width: 1.125rem;
  height: 1.125rem;
  flex-shrink: 0;
}

.quiz__card--completion {
  text-align: center;
}

.quiz__completion-hint {
  margin: 0 0 var(--space-6);
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
  color: var(--color-text-muted);
}

.quiz__error {
  margin: 0;
  text-align: center;
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

@media (prefers-reduced-motion: reduce) {
  .quiz__progress-fill {
    transition: none;
  }

  .quiz__inner--enter {
    animation: none;
  }
}