:root {
  color-scheme: dark;
  --bg: #060807;
  --panel: #101412;
  --panel-soft: #151b18;
  --text: #f5fff7;
  --muted: #a8b5ad;
  --line: rgba(245, 255, 247, 0.12);
  --green: #9dff00;
  --cyan: #00d5ff;
  --orange: #ffb156;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 78% 18%, rgba(0, 213, 255, 0.16), transparent 34rem),
    linear-gradient(160deg, #060807 0%, #0c1512 54%, #050605 100%);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

a {
  color: inherit;
}

.page {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  font-weight: 800;
}

.brand img {
  height: 34px;
  width: auto;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 22px;
  color: var(--muted);
  font-size: 14px;
}

.nav-links a {
  text-decoration: none;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
  gap: 46px;
  align-items: center;
  min-height: calc(100vh - 96px);
  padding: 38px 0 72px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  width: fit-content;
  border: 1px solid rgba(157, 255, 0, 0.28);
  border-radius: 999px;
  padding: 8px 12px;
  color: var(--green);
  background: rgba(157, 255, 0, 0.07);
  font-size: 13px;
  font-weight: 800;
}

.hero h1,
.confirm-card h1 {
  margin: 22px 0 18px;
  max-width: 780px;
  font-size: clamp(44px, 8vw, 86px);
  line-height: 0.93;
  letter-spacing: 0;
}

.hero p,
.confirm-card p {
  max-width: 620px;
  margin: 0;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.65;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  border-radius: 8px;
  padding: 0 18px;
  border: 1px solid var(--line);
  color: var(--text);
  background: rgba(255, 255, 255, 0.06);
  text-decoration: none;
  font-weight: 800;
}

.button.primary {
  border-color: transparent;
  background: var(--green);
  color: #071006;
}

.phone {
  position: relative;
  width: min(390px, 100%);
  margin: 0 auto;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 42px;
  padding: 14px;
  background: linear-gradient(145deg, #171d1a, #050605);
  box-shadow: 0 28px 80px rgba(0, 0, 0, 0.42);
}

.screen {
  min-height: 690px;
  border-radius: 32px;
  overflow: hidden;
  background: #080b09;
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 24px;
}

.screen-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 28px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.status-pill {
  border-radius: 999px;
  padding: 7px 10px;
  color: #071006;
  background: var(--green);
}

.metric {
  padding: 18px;
  border-radius: 8px;
  background: var(--panel);
  border: 1px solid var(--line);
  margin-bottom: 12px;
}

.metric strong {
  display: block;
  margin-bottom: 10px;
  font-size: 13px;
  color: var(--muted);
}

.metric span {
  display: block;
  font-size: 34px;
  font-weight: 900;
}

.metric small {
  color: var(--green);
  font-weight: 800;
}

.workout-list {
  display: grid;
  gap: 10px;
  margin-top: 18px;
}

.workout-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 54px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0 14px;
  background: var(--panel-soft);
}

.workout-row b {
  color: var(--text);
}

.workout-row span {
  color: var(--muted);
  font-size: 13px;
}

.features {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  padding: 42px 0 74px;
}

.feature {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 22px;
  background: rgba(16, 20, 18, 0.76);
}

.feature h2 {
  margin: 0 0 10px;
  font-size: 20px;
}

.feature p {
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
}

.footer {
  border-top: 1px solid var(--line);
  color: var(--muted);
  padding: 28px 0 36px;
  font-size: 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.footer-links {
  display: inline-flex;
  align-items: center;
  gap: 16px;
}

.footer a {
  color: var(--text);
  text-decoration: none;
  font-weight: 800;
}

.questionnaire {
  display: grid;
  place-items: center;
  min-height: calc(100vh - 96px);
  padding: 32px 0 72px;
}

.quiz-card {
  width: min(760px, 100%);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 28px;
  background: rgba(16, 20, 18, 0.9);
  box-shadow: 0 28px 80px rgba(0, 0, 0, 0.3);
}

.quiz-progress {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 28px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.quiz-track {
  flex: 1;
  height: 6px;
  border-radius: 999px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.1);
}

.quiz-fill {
  height: 100%;
  width: 0%;
  border-radius: inherit;
  background: var(--green);
  transition: width 180ms ease;
}

.quiz-card h1 {
  margin: 0 0 12px;
  font-size: clamp(34px, 7vw, 58px);
  line-height: 0.98;
  letter-spacing: 0;
}

.quiz-card p {
  margin: 0 0 24px;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.55;
}

.field {
  display: grid;
  gap: 8px;
}

.field label {
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.field input {
  width: 100%;
  min-height: 54px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0 14px;
  background: #0b100d;
  color: var(--text);
  font: inherit;
  font-size: 17px;
}

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

.choice-button {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 16px;
  background: var(--panel);
  color: var(--text);
  text-align: left;
  cursor: pointer;
}

.choice-button[aria-pressed="true"] {
  border-color: var(--green);
  background: rgba(157, 255, 0, 0.09);
}

.choice-button strong {
  display: block;
  margin-bottom: 4px;
  font-size: 17px;
}

.choice-button span {
  display: block;
  color: var(--muted);
  line-height: 1.4;
}

.quiz-actions {
  display: flex;
  gap: 12px;
  margin-top: 28px;
}

.quiz-actions .button {
  cursor: pointer;
}

.quiz-actions .button[disabled] {
  cursor: not-allowed;
  opacity: 0.45;
}

.quiz-message {
  display: none;
  margin-top: 18px;
  padding: 14px;
  border-left: 3px solid var(--cyan);
  background: rgba(0, 213, 255, 0.08);
  color: var(--muted);
  line-height: 1.5;
}

.quiz-message.visible {
  display: block;
}

.confirm-wrap {
  display: grid;
  place-items: center;
  min-height: 100vh;
  padding: 30px 0;
}

.confirm-card {
  width: min(720px, calc(100% - 40px));
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 34px;
  background: rgba(16, 20, 18, 0.88);
  box-shadow: 0 28px 80px rgba(0, 0, 0, 0.32);
}

.confirm-card img {
  height: 42px;
  width: auto;
}

.confirm-card h1 {
  font-size: clamp(36px, 8vw, 64px);
}

.note {
  margin-top: 18px;
  padding: 14px;
  border-left: 3px solid var(--cyan);
  background: rgba(0, 213, 255, 0.08);
  color: var(--muted);
  line-height: 1.5;
}

.content-page {
  padding: 36px 0 72px;
}

.content-hero {
  max-width: 820px;
  padding: 42px 0 28px;
}

.content-hero h1 {
  margin: 18px 0 16px;
  font-size: clamp(40px, 7vw, 72px);
  line-height: 0.96;
  letter-spacing: 0;
}

.content-hero p {
  margin: 0;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.65;
}

.content-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 20px;
}

.content-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 22px;
  background: rgba(16, 20, 18, 0.78);
}

.content-card.full {
  grid-column: 1 / -1;
}

.content-card h2 {
  margin: 0 0 10px;
  font-size: 20px;
}

.content-card p,
.content-card li {
  color: var(--muted);
  line-height: 1.58;
}

.content-card p {
  margin: 0;
}

.content-card ul {
  margin: 12px 0 0;
  padding-left: 20px;
}

.content-card + .actions {
  margin-top: 18px;
}

.contact-panel {
  border-color: rgba(157, 255, 0, 0.32);
  background: rgba(157, 255, 0, 0.08);
}

@media (max-width: 820px) {
  .nav {
    align-items: flex-start;
    gap: 18px;
    flex-direction: column;
  }

  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
    padding-top: 26px;
  }

  .screen {
    min-height: 560px;
  }

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

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