:root {
  --bg: #f4efe4;
  --ink: #14213d;
  --ink-soft: #31415f;
  --paper: #fffdf8;
  --panel: #fffaf1;
  --line: rgba(20, 33, 61, 0.12);
  --line-strong: rgba(20, 33, 61, 0.24);
  --accent: #d97706;
  --accent-dark: #9a3412;
  --accent-soft: rgba(217, 119, 6, 0.12);
  --ok: #14532d;
  --danger: #9f1239;
  --shadow: 0 24px 64px rgba(20, 33, 61, 0.12);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(217, 119, 6, 0.18), transparent 28%),
    radial-gradient(circle at 85% 20%, rgba(20, 33, 61, 0.10), transparent 24%),
    linear-gradient(180deg, #f9f4ea 0%, #f4efe4 100%);
  font-family: "Aptos", "Trebuchet MS", "Segoe UI", sans-serif;
}

a {
  color: inherit;
}

.site-header,
.site-footer {
  padding: 22px 24px;
}

.site-header__inner,
.site-footer {
  max-width: 1180px;
  margin: 0 auto;
}

.site-header__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
}

.site-logo {
  color: var(--ink);
  text-decoration: none;
  font-size: 1.45rem;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.site-logo span {
  color: var(--accent);
}

.site-header__meta,
.site-footer {
  color: var(--ink-soft);
  font-size: 0.95rem;
}

.page-shell {
  max-width: 1180px;
  margin: 0 auto;
  padding: 18px 24px 72px;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(340px, 440px);
  gap: 34px;
  align-items: start;
}

.hero__copy {
  padding: 38px 0 10px;
}

.eyebrow,
.stage__eyebrow,
.feature-card__kicker,
.result-panel__eyebrow,
.confirmation-card__title {
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.72rem;
  font-weight: 800;
}

.eyebrow,
.feature-card__kicker,
.result-panel__eyebrow,
.confirmation-card__title,
.stage__eyebrow {
  color: var(--accent-dark);
}

.hero h1 {
  margin: 12px 0 16px;
  font-size: clamp(2.5rem, 5vw, 4.8rem);
  line-height: 0.96;
  letter-spacing: -0.05em;
  max-width: 12ch;
}

.hero p,
.stage__intro,
.feature-card p,
.result-panel p,
.alternate-card p,
.confirmation-card li {
  color: var(--ink-soft);
  line-height: 1.65;
}

.hero p {
  max-width: 58ch;
  font-size: 1.08rem;
}

.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.hero-stat {
  min-width: 145px;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 253, 248, 0.78);
  backdrop-filter: blur(8px);
}

.hero-stat strong {
  display: block;
  font-size: 1.55rem;
  letter-spacing: -0.04em;
}

.hero-stat span {
  color: var(--ink-soft);
  font-size: 0.92rem;
}

.app-card {
  background: rgba(255, 253, 248, 0.92);
  border: 1px solid rgba(255, 255, 255, 0.7);
  border-radius: 28px;
  box-shadow: var(--shadow);
  padding: 28px;
  position: sticky;
  top: 20px;
  overflow: hidden;
}

.app-card::before {
  content: "";
  position: absolute;
  inset: -2px auto auto -2px;
  width: 180px;
  height: 180px;
  background: radial-gradient(circle, rgba(217, 119, 6, 0.16), transparent 68%);
  pointer-events: none;
}

.stage {
  display: none;
  position: relative;
  z-index: 1;
}

.stage.is-active {
  display: block;
}

.stage h2 {
  margin: 8px 0 10px;
  font-size: clamp(1.7rem, 3vw, 2.2rem);
  line-height: 1.05;
  letter-spacing: -0.04em;
}

.stack {
  display: grid;
  gap: 16px;
}

.field span {
  display: block;
  margin-bottom: 8px;
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--ink-soft);
}

.field input {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: #fff;
  color: var(--ink);
  padding: 16px 17px;
  font: inherit;
  transition: border-color 0.18s ease, box-shadow 0.18s ease;
}

.field input:focus {
  outline: none;
  border-color: rgba(217, 119, 6, 0.54);
  box-shadow: 0 0 0 4px rgba(217, 119, 6, 0.12);
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 18px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 52px;
  padding: 0 18px;
  border-radius: 999px;
  border: 1px solid transparent;
  text-decoration: none;
  font: inherit;
  font-weight: 800;
  cursor: pointer;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.button--primary {
  background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
  color: #231505;
  box-shadow: 0 14px 28px rgba(217, 119, 6, 0.2);
}

.button--ghost {
  background: transparent;
  border-color: var(--line);
  color: var(--ink);
}

.status-message {
  min-height: 1.4rem;
  margin: 4px 0 0;
  font-size: 0.92rem;
}

.status-message.is-error {
  color: var(--danger);
}

.status-message.is-info {
  color: var(--accent-dark);
}

.note {
  margin: 0;
  font-size: 0.9rem;
  color: var(--ink-soft);
}

.confirmation-card {
  border: 1px solid var(--line);
  background: var(--panel);
  border-radius: 22px;
  padding: 18px 18px 8px;
  margin-top: 20px;
}

.confirmation-card ul {
  margin: 12px 0 0;
  padding-left: 18px;
}

.confirmation-card li {
  margin-bottom: 10px;
}

.quiz-topline {
  display: grid;
  gap: 20px;
}

.quiz-progress {
  display: grid;
  gap: 8px;
}

.quiz-progress span {
  color: var(--ink-soft);
  font-size: 0.9rem;
}

.quiz-progress__track {
  height: 10px;
  border-radius: 999px;
  background: rgba(20, 33, 61, 0.08);
  overflow: hidden;
}

.quiz-progress__fill {
  width: 0;
  height: 100%;
  background: linear-gradient(90deg, #f59e0b 0%, #d97706 100%);
  border-radius: 999px;
  transition: width 0.2s ease;
}

.quiz-question {
  margin-top: 24px;
}

.quiz-question h3 {
  margin: 0 0 8px;
  font-size: 1.4rem;
  line-height: 1.18;
  letter-spacing: -0.03em;
}

.quiz-question__hint {
  margin: 0 0 18px;
  color: var(--ink-soft);
}

.choice-grid {
  display: grid;
  gap: 12px;
}

.choice-card {
  width: 100%;
  text-align: left;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: #fff;
  color: var(--ink);
  padding: 16px 18px;
  cursor: pointer;
  transition: border-color 0.18s ease, transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
}

.choice-card:hover {
  transform: translateY(-1px);
  border-color: rgba(217, 119, 6, 0.4);
  box-shadow: 0 10px 24px rgba(20, 33, 61, 0.08);
}

.choice-card.is-selected {
  border-color: rgba(217, 119, 6, 0.66);
  background: var(--accent-soft);
  box-shadow: 0 14px 28px rgba(217, 119, 6, 0.14);
}

.choice-card__label {
  display: block;
  font-weight: 800;
  margin-bottom: 4px;
}

.choice-card__helper {
  display: block;
  color: var(--ink-soft);
  font-size: 0.95rem;
  line-height: 1.55;
}

.result-panel {
  border: 1px solid var(--line);
  border-radius: 24px;
  background: #fff;
  padding: 22px;
  margin-top: 18px;
}

.result-panel--primary {
  background: linear-gradient(180deg, rgba(20, 33, 61, 0.98) 0%, rgba(35, 45, 72, 0.98) 100%);
  color: #fff;
  border-color: rgba(255, 255, 255, 0.08);
}

.result-panel--primary .result-panel__eyebrow,
.result-panel--primary .result-panel__price {
  color: #f8c36b;
}

.result-panel--primary p,
.result-panel--primary li {
  color: #dbe4f3;
}

.result-panel h3 {
  margin: 8px 0;
  font-size: clamp(1.55rem, 3vw, 2rem);
  line-height: 1.05;
  letter-spacing: -0.04em;
}

.result-panel__price {
  font-weight: 800;
  margin-bottom: 12px;
}

.result-panel__diagnosis {
  font-size: 1rem;
}

.result-panel__why {
  margin-top: 10px;
}

.result-panel__includes {
  margin: 18px 0 0;
  padding-left: 18px;
}

.result-panel__includes li {
  margin-bottom: 8px;
}

.alternate-grid {
  display: grid;
  gap: 14px;
  margin-top: 14px;
}

.alternate-card {
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--panel);
  padding: 16px;
}

.alternate-card h4 {
  margin: 0 0 6px;
  font-size: 1.08rem;
}

.alternate-card__price {
  color: var(--accent-dark);
  font-weight: 700;
  margin-bottom: 8px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 34px;
}

.feature-card {
  border: 1px solid var(--line);
  border-radius: 24px;
  background: rgba(255, 250, 241, 0.8);
  padding: 24px;
  box-shadow: 0 14px 32px rgba(20, 33, 61, 0.06);
}

.feature-card h3 {
  margin: 10px 0 8px;
  font-size: 1.32rem;
  letter-spacing: -0.03em;
}

.site-footer {
  text-align: center;
}

.site-footer a {
  color: inherit;
}

@media (max-width: 1024px) {
  .hero {
    grid-template-columns: 1fr;
  }

  .app-card {
    position: static;
  }
}

@media (max-width: 720px) {
  .page-shell,
  .site-header,
  .site-footer {
    padding-left: 16px;
    padding-right: 16px;
  }

  .site-header__inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .app-card {
    padding: 22px 18px;
    border-radius: 24px;
  }

  .feature-grid {
    grid-template-columns: 1fr;
  }

  .button-row {
    flex-direction: column;
  }

  .button {
    width: 100%;
  }
}