:root {
  --page-bg: #f6f8fe;
  --surface-strong: rgba(255, 255, 255, 0.84);
  --line: rgba(20, 110, 245, 0.1);
  --text-primary: #25252d;
  --text-secondary: #677086;
  --text-soft: #8b94ab;
  --brand-cyan: #146ef5;
  --brand-blue: #146ef5;
  --brand-indigo: #146ef5;
  --brand-violet: #146ef5;
  --shadow-lg: 0 32px 90px rgba(20, 86, 188, 0.16);
  --shadow-md: 0 18px 40px rgba(20, 86, 190, 0.12);
  --shadow-sm: 0 10px 24px rgba(20, 72, 155, 0.08);
  --max-width: 1280px;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  overflow-x: clip;
}

body {
  margin: 0;
  min-width: 320px;
  font-family: "SF Pro Display", "SF Pro Text", -apple-system, BlinkMacSystemFont, "Helvetica Neue", Helvetica, Arial, sans-serif;
  color: var(--text-primary);
  background-color: #0d1525;
  background-image:
    radial-gradient(circle at top left, rgba(20, 110, 245, 0.18), transparent 30%),
    radial-gradient(circle at top right, rgba(20, 110, 245, 0.16), transparent 28%),
    linear-gradient(180deg, #fbfcff 0%, var(--page-bg) 42%, #f8faff 100%);
  line-height: 1.6;
  overflow-x: clip;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  display: block;
  max-width: 100%;
}

.site-header {
  position: relative;
  z-index: 100;
  height: 84px;
  padding: 0 24px;
  transition: background 0.3s, backdrop-filter 0.3s;
}

.site-header.is-scrolled {
  background: rgba(247, 249, 254, 0.88);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--line);
}

.site-header__inner,
.hero__inner,
.features__inner,
.site-footer__inner {
  width: min(100%, var(--max-width));
  margin: 0 auto;
}

.site-header__inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}

.brand__logo {
  width: 56px;
  height: 56px;
  border-radius: 18px;
  object-fit: cover;
}

.brand__name {
  font-size: 16px;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.header-download {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 32px;
  padding: 6px 16px;
  border-radius: 20px;
  background: #146ef5;
  color: #ffffff;
  font-size: 13px;
  font-weight: 600;
  line-height: 1;
  transition: opacity 0.2s;
}

.header-download:hover,
.app-store-badge:hover {
  opacity: 0.85;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-left: auto;
}

.site-nav__link {
  display: inline-flex;
  align-items: center;
  padding: 8px 14px;
  border-radius: 999px;
  color: #313b57;
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1;
  transition: background 0.2s ease, color 0.2s ease;
}

.site-nav__link:hover {
  background: rgba(20, 110, 245, 0.08);
  color: var(--brand-blue);
}

.site-nav__cta {
  margin-left: 10px;
}

.site-nav__cta-badge {
  display: none;
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 0;
  border: none;
  border-radius: 14px;
  background: transparent;
  cursor: pointer;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  transition: background 0.2s ease;
}

.nav-toggle:hover {
  background: rgba(20, 110, 245, 0.08);
}

.nav-toggle__bar {
  display: block;
  width: 20px;
  height: 2px;
  border-radius: 2px;
  background: #313b57;
  transition: transform 0.3s ease, opacity 0.2s ease;
}

.nav-toggle.is-open .nav-toggle__bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle.is-open .nav-toggle__bar:nth-child(2) {
  opacity: 0;
}

.nav-toggle.is-open .nav-toggle__bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.nav-backdrop {
  position: fixed;
  inset: 0;
  z-index: 90;
  background: rgba(13, 21, 37, 0.35);
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}

.nav-backdrop.is-open {
  opacity: 1;
  pointer-events: auto;
}

.brand:focus-visible,
.header-download:focus-visible,
.app-store-badge:focus-visible,
.header-link:focus-visible,
.site-nav__link:focus-visible,
.nav-toggle:focus-visible,
.site-footer__links a:focus-visible,
.site-footer__brand-lockup:focus-visible,
.site-footer__mail:focus-visible {
  outline: 2px solid var(--brand-indigo);
  outline-offset: 3px;
}

.header-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 46px;
  padding: 0 16px 0 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.74);
  border: 1px solid rgba(20, 110, 245, 0.1);
  box-shadow: 0 10px 26px rgba(83, 96, 149, 0.08);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  color: #313b57;
  font-size: 0.92rem;
  font-weight: 600;
  line-height: 1;
  letter-spacing: -0.01em;
  transition:
    background 0.2s ease,
    border-color 0.2s ease,
    box-shadow 0.2s ease,
    transform 0.2s ease,
    color 0.2s ease;
}

.header-link::before {
  content: "\2190";
  display: inline-grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: 999px;
  background: linear-gradient(135deg, rgba(20, 110, 245, 0.14), rgba(20, 110, 245, 0.16));
  box-shadow: inset 0 0 0 1px rgba(20, 110, 245, 0.08);
  color: var(--brand-indigo);
  font-size: 0.92rem;
  line-height: 1;
  transition: transform 0.2s ease, background 0.2s ease;
}

.header-link:hover {
  background: rgba(255, 255, 255, 0.92);
  border-color: rgba(20, 110, 245, 0.16);
  box-shadow: 0 14px 32px rgba(83, 96, 149, 0.12);
  color: #232c45;
  transform: translateY(-1px);
}

.header-link:hover::before {
  transform: translateX(-1px);
  background: linear-gradient(135deg, rgba(20, 110, 245, 0.18), rgba(20, 110, 245, 0.22));
}

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 84px 24px 16vh;
}


.hero__scroll-hint {
  position: fixed;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  opacity: 0.45;
  transition: opacity 0.5s ease;
  animation: scrollBounce 2.4s ease-in-out infinite;
  text-decoration: none;
}

.hero__scroll-hint:hover {
  opacity: 0.8;
}

.hero__scroll-hint.is-hidden {
  opacity: 0;
  pointer-events: none;
}

@keyframes scrollBounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(6px); }
}

.hero__background {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.hero__glow {
  position: absolute;
  filter: blur(10px);
  opacity: 0.9;
}

.hero__glow--cyan {
  top: 120px;
  left: -120px;
  width: 360px;
  height: 360px;
  background: radial-gradient(circle, rgba(20, 110, 245, 0.2) 0%, rgba(20, 110, 245, 0) 74%);
}

.hero__glow--violet {
  right: -80px;
  top: 80px;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(20, 110, 245, 0.18) 0%, rgba(20, 110, 245, 0) 74%);
}

.hero__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 62px;
  transform: translateY(-100px);
}

.hero__content {
  width: 100%;
  max-width: 920px;
  text-align: center;
}

.eyebrow {
  margin: 0;
  color: var(--brand-indigo);
  font-size: 0.92rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero__title {
  margin: 18px 0 0;
  max-width: 10.5ch;
  margin-left: auto;
  margin-right: auto;
  font-size: clamp(3.7rem, 6.9vw, 6.45rem);
  line-height: 0.94;
  letter-spacing: -0.03em;
  color: #0d1525;
}

.hero__subtitle {
  margin: 20px 0 0;
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
  color: var(--text-secondary);
  font-size: 1.22rem;
}

.hero__actions {
  display: flex;
  justify-content: center;
  margin-top: 28px;
}

.app-store-badge {
  display: inline-flex;
  align-items: center;
  transition: opacity 0.2s;
}

.app-store-badge img {
  width: 150px;
  height: auto;
}

.hero__summary {
  margin: 16px 0 0;
  color: var(--text-soft);
  font-size: 0.98rem;
}

.hero__gallery {
  width: 100%;
  margin-top: 84px;
}

.phone-mockup {
  position: relative;
}

.phone-mockup--gallery {
  width: min(100%, 252px);
  flex: 0 0 252px;
  filter: drop-shadow(0 18px 34px rgba(39, 52, 107, 0.14));
}

.phone-frame {
  position: relative;
  z-index: 2;
  width: 100%;
  height: auto;
  pointer-events: none;
}

.phone-screen {
  position: absolute;
  z-index: 1;
  top: 2.2%;
  left: 5.5%;
  width: 89%;
  height: auto;
  border-radius: 12%;
}

.section-heading {
  max-width: 720px;
}

.section-heading--compact {
  max-width: 560px;
}

.section-heading__title {
  margin: 12px 0 0;
  font-size: clamp(2.4rem, 5vw, 3.8rem);
  line-height: 1.05;
  letter-spacing: -0.05em;
}

.section-heading__lead {
  margin: 16px 0 0;
  color: var(--text-secondary);
  font-size: 1.15rem;
}

.screenshots__rail {
  display: flex;
  gap: 18px;
  justify-content: center;
}

.screenshots__rail .phone-mockup:nth-child(2) {
  transition-delay: 0.08s;
}

.screenshots__rail .phone-mockup:nth-child(3) {
  transition-delay: 0.16s;
}

.screenshots__rail .phone-mockup:nth-child(4) {
  transition-delay: 0.24s;
}

.section-intro {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 64px 24px 0;
  text-align: center;
}

.section-intro .section-heading__title {
  margin-left: auto;
  margin-right: auto;
  max-width: 720px;
}

.section-intro .section-heading__lead {
  margin-left: auto;
  margin-right: auto;
  max-width: 600px;
}


.features {
  padding: 48px 24px 0;
}

.features__inner {
  padding: 56px 64px 0;
  border-radius: 36px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.72), rgba(255, 255, 255, 0.94));
  border: 1px solid rgba(20, 110, 245, 0.08);
  box-shadow: var(--shadow-md);
  overflow: hidden;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 28px 32px;
  margin-top: 42px;
}

.feature-showcase {
  display: flex;
  flex-direction: column;
  gap: 120px;
  margin-top: 48px;
  margin-bottom: 0;
}

.features-extra {
  display: flex;
  flex-direction: column;
  gap: 120px;
  max-height: 0;
  overflow: hidden;
  transition: max-height 1.2s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.8s ease 0.1s, margin-top 0.8s ease;
  opacity: 0;
}

.features-extra:not(.is-open) {
  margin-top: -120px;
}

.features-extra.is-open {
  max-height: 3000px;
  opacity: 1;
}

.features-toggle {
  align-self: center;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: none;
  border: none;
  margin-top: -72px;
  padding: 8px 4px;
  font-size: 0.88rem;
  font-family: inherit;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--brand-indigo);
  cursor: pointer;
  transition: gap 0.3s ease;
}

.features-toggle:hover {
  gap: 12px;
}

.features-toggle__icon {
  transition: transform 0.4s ease;
}

.features-toggle.is-open .features-toggle__icon {
  transform: rotate(180deg);
}

.feature-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}

.feature-row--reverse .feature-row__text {
  order: 2;
}

.feature-row--reverse .feature-row__visual {
  order: 1;
}

.feature-row__text {
  padding: 8px 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.feature-row__text h3 {
  margin: 4px 0 0;
  font-size: 2.2rem;
  letter-spacing: -0.04em;
  line-height: 1.15;
}

.feature-row__text p {
  margin: 12px 0 0;
  color: var(--text-secondary);
  font-size: 1.12rem;
  line-height: 1.55;
}

.feature-row__list {
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
  color: var(--text-secondary);
  font-size: 1.12rem;
  line-height: 1.55;
}

.feature-row__list li {
  padding-left: 24px;
  position: relative;
}

.feature-row__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--brand-indigo);
}

.feature-row__visual {
  display: flex;
  justify-content: center;
}

.phone-mockup--feature {
  width: min(100%, 220px);
  filter: drop-shadow(0 18px 34px rgba(39, 52, 107, 0.14));
}

.feature-screenshot {
  max-width: 380px;
  width: 100%;
  height: auto;
  display: block;
  border-radius: 0;
  box-shadow: none;
}

.spider-chart {
  max-width: 380px;
  width: 100%;
}

.spider-chart__header {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1px;
  padding-bottom: 16px;
  margin-bottom: 4px;
  border-bottom: 1px solid rgba(20, 110, 245, 0.08);
}

.spider-chart__score {
  font-size: 3rem;
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--brand-indigo);
  font-variant-numeric: tabular-nums;
}

.spider-chart__label {
  font-size: 0.92rem;
  color: var(--text-secondary);
}

.spider-chart__sub {
  font-size: 0.82rem;
  color: var(--text-soft);
}

#spiderCanvas {
  display: block;
  width: 100%;
  max-width: 100%;
  aspect-ratio: 380 / 342;
}

.feature-row__visual:has(.hit-rate-chart),
.feature-row__visual:has(.sequence-animation-card) {
  justify-content: flex-start;
}

.hit-rate-chart {
  max-width: 400px;
  width: 100%;
}

.hit-rate-chart__title {
  margin: 0 0 12px;
  font-size: 1.1rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

.hit-rate-chart__rows {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.hit-rate-row {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.hit-rate-row__label {
  font-size: 0.8rem;
  color: var(--text-primary);
  font-weight: 500;
}

.hit-rate-row__bar-wrap {
  position: relative;
  height: 16px;
}

.hit-rate-row__bar {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  width: 0;
  background: #4a90f4;
  border-radius: 4px;
  transition: width 1s cubic-bezier(0.22, 1, 0.36, 1);
}

.hit-rate-chart.is-animated .hit-rate-row:nth-child(1) .hit-rate-row__bar { transition-delay: 0ms; }
.hit-rate-chart.is-animated .hit-rate-row:nth-child(2) .hit-rate-row__bar { transition-delay: 80ms; }
.hit-rate-chart.is-animated .hit-rate-row:nth-child(3) .hit-rate-row__bar { transition-delay: 160ms; }
.hit-rate-chart.is-animated .hit-rate-row:nth-child(4) .hit-rate-row__bar { transition-delay: 240ms; }
.hit-rate-chart.is-animated .hit-rate-row:nth-child(5) .hit-rate-row__bar { transition-delay: 320ms; }
.hit-rate-chart.is-animated .hit-rate-row:nth-child(6) .hit-rate-row__bar { transition-delay: 400ms; }
.hit-rate-chart.is-animated .hit-rate-row:nth-child(7) .hit-rate-row__bar { transition-delay: 480ms; }
.hit-rate-chart.is-animated .hit-rate-row:nth-child(8) .hit-rate-row__bar { transition-delay: 560ms; }

.hit-rate-row__pct {
  position: absolute;
  right: 4px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 0.76rem;
  font-weight: 600;
  color: var(--text-secondary);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.hit-rate-chart__axis {
  display: flex;
  justify-content: space-between;
  margin-top: 6px;
  padding-right: 0;
  width: 75%;
  font-size: 0.72rem;
  color: var(--text-soft);
}

/* Training config card (iOS-style) */
.training-card {
  max-width: 380px;
  width: 100%;
  background: rgba(255, 255, 255, 0.72);
  border-radius: 20px;
  padding: 20px;
  box-shadow: 0 2px 20px rgba(20, 86, 188, 0.08);
  border: 1px solid rgba(20, 110, 245, 0.06);
}

.training-card__header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.training-card__icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(20, 110, 245, 0.08);
  border-radius: 12px;
  flex-shrink: 0;
}

.training-card__title-group {
  display: flex;
  flex-direction: column;
  gap: 1px;
  flex: 1;
  min-width: 0;
}

.training-card__title {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

.training-card__subtitle {
  font-size: 0.74rem;
  color: var(--text-soft);
  line-height: 1.3;
}

.training-card__chevron {
  font-size: 1.4rem;
  color: var(--text-soft);
  flex-shrink: 0;
}

.training-card__summary {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 10px 0;
  border-top: 1px solid rgba(20, 110, 245, 0.06);
  border-bottom: 1px solid rgba(20, 110, 245, 0.06);
  margin-bottom: 16px;
}

.training-card__summary-item {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 0.76rem;
  color: var(--text-secondary);
}

.training-card__summary-item svg {
  opacity: 0.5;
}

.training-card__summary-gear {
  margin-left: auto;
  color: var(--text-soft);
  opacity: 0.5;
}

.training-card__section {
  margin-bottom: 14px;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.4s ease, transform 0.4s ease;
}

.training-card.is-animated .training-card__section {
  opacity: 1;
  transform: translateY(0);
}

.training-card__label {
  display: block;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-soft);
  margin-bottom: 8px;
}

.training-card__label-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}

.training-card__label-row .training-card__label {
  margin-bottom: 0;
}

.training-card__label-badge {
  font-size: 0.76rem;
  color: var(--brand-indigo);
  font-weight: 500;
}

/* Segmented control */
.training-card__segmented {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  background: rgba(0, 0, 0, 0.04);
  border-radius: 10px;
  padding: 3px;
  gap: 2px;
}

.training-card__segmented--wide {
  grid-template-columns: repeat(2, 1fr);
}

.seg-option {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 7px 4px;
  border-radius: 8px;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: background 0.25s ease, color 0.25s ease, box-shadow 0.25s ease;
  cursor: default;
}

.seg-option--active {
  background: #fff;
  color: var(--text-primary);
  font-weight: 600;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.08);
}

/* Chips */
.training-card__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.pattern-chip {
  display: inline-flex;
  align-items: center;
  padding: 7px 14px;
  border-radius: 20px;
  font-size: 0.82rem;
  font-weight: 500;
  border: 1.5px solid rgba(20, 110, 245, 0.18);
  background: rgba(255, 255, 255, 0.6);
  color: var(--brand-indigo);
  transition: background 0.3s ease, border-color 0.3s ease, color 0.3s ease,
              font-weight 0.3s ease, opacity 0.4s ease, transform 0.4s ease;
  opacity: 0;
  transform: translateY(6px) scale(0.95);
}

.training-card.is-animated .pattern-chip {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.pattern-chip--active {
  background: rgba(20, 110, 245, 0.1);
  border-color: rgba(20, 110, 245, 0.35);
  color: var(--brand-indigo);
  font-weight: 600;
}

.pattern-chip.chip-pop {
  animation: chipPop 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes chipPop {
  0%   { transform: scale(1); }
  50%  { transform: scale(1.1); }
  100% { transform: scale(1); }
}

/* Footer */
.training-card__footer {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid rgba(20, 110, 245, 0.06);
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 0.4s ease, transform 0.4s ease;
}

.training-card.is-animated .training-card__footer {
  opacity: 1;
  transform: translateY(0);
}

.training-card__count {
  font-size: 0.78rem;
  color: var(--text-soft);
}

.training-card__btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: 12px 18px;
  border-radius: 12px;
  background: var(--brand-indigo);
  color: #fff;
  font-size: 0.92rem;
  font-weight: 600;
  margin-top: 4px;
}

.sequence-animation-card {
  max-width: 440px;
  width: 100%;
  overflow: hidden;
}

.sequence-animation__title {
  margin: 0 0 12px;
  color: var(--text-soft);
  font-size: 0.92rem;
  font-weight: 500;
}

#sequenceCanvas {
  display: block;
  width: 100%;
  max-width: 100%;
  height: 160px;
}

.sequence-animation__caption {
  margin: 16px 0 0;
  color: var(--text-secondary);
  font-size: 0.88rem;
  line-height: 1.55;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.sequence-animation__caption p {
  margin: 0;
}

.sequence-animation__caption p + p {
  margin-top: 4px;
}

.sequence-animation__caption.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.exam-sim {
  max-width: 280px;
  width: 100%;
  text-align: center;
}

.exam-sim__picker {
  display: inline-flex;
  border-radius: 10px;
  overflow: hidden;
  background: rgba(20, 110, 245, 0.06);
  padding: 3px;
  margin-bottom: 24px;
}

.exam-sim__option {
  padding: 7px 18px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-secondary);
  border-radius: 8px;
  transition: all 0.2s ease;
}

.exam-sim__option--active {
  background: var(--brand-indigo);
  color: #fff;
}

.exam-sim__timer {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  margin-bottom: 20px;
}

.exam-sim__time {
  font-size: 2.8rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1;
  color: var(--text-primary);
  font-variant-numeric: tabular-nums;
}

.exam-sim__time-label {
  font-size: 0.78rem;
  color: var(--text-soft);
}

.exam-sim__details {
  display: flex;
  justify-content: center;
  gap: 24px;
}

.exam-sim__detail {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.exam-sim__detail-value {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.2;
}

.exam-sim__detail-label {
  font-size: 0.76rem;
  color: var(--text-soft);
}

.activity-card {
  max-width: 380px;
  width: 100%;
}

.activity-card__title {
  margin: 0 0 12px;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
}

.activity-card__heatmap {
  display: flex;
  gap: 6px;
  margin-bottom: 20px;
}

.activity-card__days {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding-top: 0;
}

.activity-card__days span {
  height: 15px;
  font-size: 0.66rem;
  font-weight: 500;
  color: var(--text-soft);
  display: flex;
  align-items: center;
  line-height: 1;
}

.activity-card__grid {
  display: grid;
  grid-template-rows: repeat(7, 15px);
  grid-auto-flow: column;
  grid-auto-columns: 15px;
  gap: 3px;
  flex: 1;
  min-width: 0;
}

.activity-cell {
  width: 15px;
  height: 15px;
  border-radius: 3px;
  background: rgba(20, 110, 245, 0.06);
  opacity: 0;
  transform: scale(0.5);
  transition: opacity 0.3s ease, transform 0.3s ease, background-color 0.3s ease;
}

.activity-card.is-animated .activity-cell {
  opacity: 1;
  transform: scale(1);
}

.activity-cell--l0 { background: rgba(20, 110, 245, 0.06); }
.activity-cell--l1 { background: rgba(20, 110, 245, 0.22); }
.activity-cell--l2 { background: rgba(20, 110, 245, 0.42); }
.activity-cell--l3 { background: rgba(20, 110, 245, 0.65); }
.activity-cell--l4 { background: rgba(20, 110, 245, 1.0); }

.activity-card__stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  padding-top: 16px;
  border-top: 1px solid rgba(20, 110, 245, 0.08);
}

.activity-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
}

.activity-stat__value {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-primary);
  font-variant-numeric: tabular-nums;
}

.activity-stat__label {
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--text-soft);
}

.activity-stat__divider {
  width: 1px;
  height: 28px;
  background: rgba(20, 110, 245, 0.1);
}

.legal-page {
  padding: 64px 24px 120px;
}

.legal-page__inner {
  width: min(100%, var(--max-width));
  margin: 0 auto;
}

.legal-page__shell {
  padding: 40px;
  border-radius: 36px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.72), rgba(255, 255, 255, 0.94));
  border: 1px solid rgba(20, 110, 245, 0.08);
  box-shadow: var(--shadow-md);
}

.legal-page__title {
  margin: 16px 0 0;
  font-size: clamp(2.4rem, 4.8vw, 4rem);
  line-height: 0.98;
  letter-spacing: -0.05em;
}

.legal-page__lead {
  margin: 16px 0 0;
  max-width: 42rem;
  color: var(--text-secondary);
  font-size: 1.02rem;
}

.legal-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 36px;
}

.legal-card {
  padding: 24px 22px;
  border-radius: 24px;
  background: var(--surface-strong);
  border: 1px solid rgba(20, 110, 245, 0.1);
  box-shadow: 0 10px 26px rgba(83, 96, 149, 0.07);
}

.legal-card h2 {
  margin: 0;
  font-size: 1rem;
  letter-spacing: -0.03em;
}

.legal-card p {
  margin: 12px 0 0;
  color: var(--text-secondary);
}

.legal-card a {
  color: var(--brand-indigo);
  font-weight: 600;
}

.legal-card a:hover {
  color: var(--brand-blue);
}

.legal-card a:focus-visible {
  outline: 2px solid var(--brand-indigo);
  outline-offset: 3px;
}

.legal-prose {
  margin-top: 36px;
  max-width: 42rem;
}

.legal-prose h2 {
  margin: 32px 0 8px;
  font-size: 1.1rem;
  letter-spacing: -0.03em;
}

.legal-prose p {
  margin: 8px 0 0;
  color: var(--text-secondary);
  line-height: 1.7;
}

.legal-prose ul {
  margin: 8px 0 0;
  padding-left: 20px;
  color: var(--text-secondary);
  line-height: 1.7;
}

.legal-prose li {
  margin-top: 6px;
}

.legal-prose a {
  color: var(--brand-indigo);
  font-weight: 600;
}

.legal-prose a:hover {
  color: var(--brand-blue);
}

.legal-prose a:focus-visible {
  outline: 2px solid var(--brand-indigo);
  outline-offset: 3px;
}

.feature-card {
  padding: 0;
}

.feature-card__tag {
  display: block;
  margin: 0 0 4px;
  color: var(--brand-indigo);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.feature-card h3 {
  margin: 16px 0 0;
  font-size: 1.1rem;
  letter-spacing: -0.03em;
}

.feature-card p {
  margin: 10px 0 0;
  color: var(--text-secondary);
  font-size: 0.96rem;
}

.feature-row--centered {
  grid-template-columns: 1fr;
  text-align: center;
  max-width: 560px;
  margin: 0 auto;
}

.feature-row--centered .feature-row__text {
  align-items: center;
}

.feature-row--centered .feature-row__text h3 {
  font-size: clamp(2.4rem, 5vw, 3.2rem);
  letter-spacing: -0.04em;
  line-height: 1.12;
}

.feature-row--centered .feature-row__text p {
  font-size: clamp(1.12rem, 2vw, 1.3rem);
  max-width: 420px;
}


.task-pool-table {
  width: 100%;
  max-width: 480px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--surface-strong);
}

.task-pool-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 20px;
}

.task-pool-row + .task-pool-row {
  border-top: 1px solid var(--line);
}

.task-pool-row__name {
  font-size: 0.96rem;
  font-weight: 500;
  color: var(--text-primary);
}

.task-pool-row__count {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--brand-blue);
  white-space: nowrap;
}

.feature-cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.feature-card-v {
  display: flex;
  flex-direction: column;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: var(--surface-strong);
  overflow: hidden;
  transition: box-shadow 0.3s ease;
}

.feature-card-v:hover {
  box-shadow: var(--shadow-sm);
}

.feature-card-v__visual {
  display: flex;
  justify-content: center;
  align-items: flex-start;
  padding: 28px 20px 20px;
}

.feature-card-v__text {
  padding: 0 24px 28px;
  text-align: center;
  margin-top: auto;
}

.feature-card-v__text h3 {
  margin: 6px 0 0;
  font-size: 1.3rem;
  letter-spacing: -0.03em;
  line-height: 1.2;
}

.feature-card-v__text p {
  margin: 8px 0 0;
  color: var(--text-secondary);
  font-size: 0.94rem;
  line-height: 1.5;
}

.feature-card-v .exam-sim {
  max-width: 100%;
}

.feature-card-v .activity-card {
  max-width: 100%;
}

.feature-card-v .sequence-animation-card {
  max-width: 100%;
}

/* Privacy section */
.privacy-section {
  position: relative;
  z-index: 0;
  margin: -320px -64px 0;
  overflow: hidden;
  background: #f6f8fe;
  border-radius: 0 0 36px 36px;
}

.feature-showcase > .closing-cta + .privacy-section {
  margin-top: -320px;
}

.privacy-section__card {
  background: linear-gradient(180deg, #0f1a2e 0%, #0a1322 100%);
  border-radius: 0 0 24px 24px;
  padding: 360px 48px 56px;
  color: #fff;
  transform: translateY(-100%);
  transition: transform 5s cubic-bezier(0.16, 1, 0.3, 1);
}

.privacy-section.is-revealed .privacy-section__card {
  transform: translateY(0);
}

.privacy-section__header {
  position: relative;
  text-align: center;
  margin-bottom: 56px;
}

.privacy-section__title-wrap {
  position: relative;
  display: inline-block;
}

.privacy-section__icon {
  position: absolute;
  left: -140px;
  top: 50%;
  transform: translateY(-50%);
  width: 180px;
  height: 180px;
  color: rgba(255, 255, 255, 0.06);
  pointer-events: none;
}

@media (max-width: 960px) {
  .privacy-section__icon {
    width: 120px;
    height: 120px;
    left: -100px;
  }
}

@media (max-width: 600px) {
  .privacy-section__icon {
    display: none;
  }
}

.privacy-section__header .section-heading__title {
  margin-left: auto;
  margin-right: auto;
  color: #fff;
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
}

.privacy-section__header .section-heading__lead {
  margin-left: auto;
  margin-right: auto;
  max-width: 520px;
  color: rgba(255, 255, 255, 0.55);
  font-size: 1.05rem;
}

.privacy-section__header .eyebrow {
  color: rgba(255, 255, 255, 0.5);
}

.privacy-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.privacy-card {
  padding: 32px 24px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.08);
  transition: background 0.3s ease, transform 0.3s ease;
}

.privacy-card:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-2px);
}

.privacy-card__icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.08);
  color: rgba(120, 170, 255, 0.9);
  margin-bottom: 20px;
}

.privacy-card__title {
  font-size: 1.05rem;
  font-weight: 650;
  letter-spacing: -0.02em;
  color: #fff;
  margin: 0 0 8px;
}

.privacy-card__text {
  font-size: 0.88rem;
  line-height: 1.55;
  color: rgba(255, 255, 255, 0.5);
  margin: 0;
}

@media (max-width: 900px) {
  .privacy-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 540px) {
  .privacy-section {
    padding-top: 80px;
    margin-left: -20px;
    margin-right: -20px;
  }

  .privacy-section__card {
    padding-left: 20px;
    padding-right: 20px;
  }

  .privacy-grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .privacy-card {
    display: grid;
    grid-template-columns: auto 1fr;
    column-gap: 16px;
    row-gap: 4px;
    align-items: start;
    padding: 16px 18px;
    border-radius: 16px;
  }

  .privacy-card__icon {
    grid-row: span 2;
    align-self: center;
    width: 42px;
    height: 42px;
    border-radius: 12px;
    margin-bottom: 0;
  }

  .privacy-card__icon svg {
    width: 22px;
    height: 22px;
  }

  .privacy-card__title {
    margin: 0;
    font-size: 1rem;
  }

  .privacy-card__text {
    font-size: 0.84rem;
    line-height: 1.45;
  }

  .privacy-section__inner {
    padding: 64px 20px 40px;
    border-radius: 20px;
  }
}

.closing-cta {
  padding: 160px 64px 120px;
  text-align: center;
  margin: 96px -64px 0;
  border-radius: 24px;
  color: #fff;
  background:
    radial-gradient(ellipse 60% 50% at 50% 30%, rgba(80, 150, 255, 0.15), transparent),
    linear-gradient(160deg, #243558 0%, #1a2c4e 50%, #132242 100%);
  position: relative;
  z-index: 2;
}

.closing-cta .eyebrow {
  color: rgba(255, 255, 255, 0.6);
}

.closing-cta__title {
  margin: 18px 0 0;
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  line-height: 1.06;
  letter-spacing: -0.04em;
}

.closing-cta__pricing {
  margin-top: 48px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.closing-cta__price-card {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 36px 64px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.09);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.1), 0 8px 32px rgba(0, 0, 0, 0.2);
}

.closing-cta__price-label {
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.7);
}

.closing-cta__price {
  font-size: 3rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: #fff;
  line-height: 1.2;
}

.closing-cta__price-detail {
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.5);
  margin-top: 4px;
}

.closing-cta__free-hint {
  font-size: 0.92rem;
  color: rgba(255, 255, 255, 0.78);
  max-width: 380px;
}

.closing-cta__action {
  margin-top: 36px;
  display: flex;
  justify-content: center;
}

/* Feature pool hint */
.feature-row__pool-hint {
  margin-top: 16px;
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 0.78rem;
  color: var(--text-secondary);
  font-style: normal;
  line-height: 1.5;
  opacity: 0.85;
}

.feature-row__pool-hint-icon {
  flex-shrink: 0;
  margin-top: 2px;
  color: #146ef5;
}

/* FAQ section */
.faq-section {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 80px 24px;
}

.faq-section__inner {
  max-width: 720px;
  margin: 0 auto;
}

.faq-section .eyebrow {
  text-align: center;
}

.faq-section .section-heading__title {
  text-align: center;
  margin-bottom: 40px;
}

.faq-grid {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.faq-item {
  border-radius: 14px;
  background: var(--surface-strong);
  border: 1px solid var(--line);
  overflow: hidden;
}

.faq-item__question {
  padding: 20px 24px;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.faq-item__question::-webkit-details-marker {
  display: none;
}

.faq-item__question::after {
  content: "+";
  font-size: 1.3rem;
  font-weight: 400;
  color: var(--text-secondary);
  flex-shrink: 0;
  transition: transform 0.2s ease;
}

.faq-item[open] .faq-item__question::after {
  content: "\2212";
}

.faq-item__answer {
  padding: 0 24px 20px;
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
}

.faq-item__answer ul {
  margin: 8px 0 0;
  padding-left: 20px;
}

.faq-item__answer li {
  margin-bottom: 4px;
}

.site-footer {
  padding: 0 24px;
  margin: 0 auto;
  width: min(100%, var(--max-width) + 48px);
}

.site-footer__inner {
  display: grid;
  position: relative;
  gap: 30px;
  overflow: hidden;
  padding: 48px 48px 48px;
  margin-top: 48px;
  border-radius: 32px 32px 0 0;
  background: #0d1525;
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-bottom: none;
  box-shadow: 0 24px 56px rgba(12, 19, 39, 0.18);
}

.site-footer__inner::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.08), transparent 44%);
  pointer-events: none;
}

.site-footer__top,
.site-footer__bottom {
  position: relative;
  z-index: 1;
}

.site-footer__top {
  display: block;
}

.site-footer__brand {
  max-width: 720px;
}

.site-footer__brand-lockup {
  display: inline-flex;
  align-items: center;
  gap: 16px;
}

.site-footer__logo {
  width: 56px;
  height: 56px;
  border-radius: 18px;
  object-fit: cover;
}

.site-footer__brand-text {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.site-footer__brand-text strong {
  color: #f5f8ff;
  font-size: 1.05rem;
  letter-spacing: -0.03em;
}

.site-footer__brand-text span {
  color: rgba(223, 231, 249, 0.85);
  font-size: 0.92rem;
}

.site-footer__description,
.site-footer__meta {
  margin: 0;
  color: rgba(223, 231, 249, 0.8);
}

.site-footer__meta {
  font-size: 0.78rem;
  font-weight: 300;
  opacity: 0.6;
}

.site-footer__description {
  margin-top: 20px;
  font-size: 1rem;
}

.site-footer__signals {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  margin-top: 16px;
  color: rgba(223, 231, 249, 0.6);
  font-size: 0.88rem;
}

.site-footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding-top: 22px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.site-footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
}

.site-footer__links a {
  transition: color 0.2s ease, opacity 0.2s ease;
}

.site-footer__links a {
  color: rgba(245, 248, 255, 0.9);
  font-weight: 400;
  font-size: 0.82rem;
}

.site-footer__links a:hover {
  color: #ffffff;
}

.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.feature-row .feature-row__text {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.feature-row .feature-row__visual {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
  transition-delay: 0.12s;
}

.feature-row--reverse .feature-row__text {
  transform: translateX(40px);
}

.feature-row--reverse .feature-row__visual {
  transform: translateX(-40px);
}

.feature-row.is-visible .feature-row__text,
.feature-row.is-visible .feature-row__visual {
  opacity: 1;
  transform: translateX(0);
}

@media (max-width: 1120px) {
  .screenshots__rail {
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    overscroll-behavior-x: contain;
    scrollbar-width: none;
    padding-bottom: 8px;
    margin-right: -8px;
  }

  .screenshots__rail::-webkit-scrollbar {
    display: none;
  }

  .screenshots__rail .phone-mockup {
    scroll-snap-align: center;
  }
}

@media (max-width: 1020px) {
  .hero__content,
  .section-heading {
    max-width: 780px;
  }

  .site-footer__links {
    justify-content: flex-start;
  }
}

@media (max-width: 860px) {
  .nav-toggle {
    display: inline-flex;
  }

  .site-nav {
    position: fixed;
    inset: 0;
    z-index: 95;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 14px;
    margin: 0;
    padding: 96px 24px 48px;
    border-radius: 0;
    background: rgba(247, 249, 254, 0.72);
    border: none;
    box-shadow: none;
    backdrop-filter: blur(28px) saturate(160%);
    -webkit-backdrop-filter: blur(28px) saturate(160%);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
  }

  .site-nav::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
      radial-gradient(circle at 20% 15%, rgba(20, 110, 245, 0.18), transparent 55%),
      radial-gradient(circle at 80% 85%, rgba(20, 110, 245, 0.14), transparent 50%);
    pointer-events: none;
  }

  .site-nav.is-open {
    opacity: 1;
    pointer-events: auto;
  }

  .site-nav__link,
  .site-nav__cta {
    position: relative;
    opacity: 0;
    transform: translateY(12px);
    transition: opacity 0.35s ease, transform 0.35s ease, background 0.2s ease, color 0.2s ease;
  }

  .site-nav.is-open .site-nav__link,
  .site-nav.is-open .site-nav__cta {
    opacity: 1;
    transform: translateY(0);
  }

  .site-nav.is-open .site-nav__link:nth-child(1) { transition-delay: 0.08s; }
  .site-nav.is-open .site-nav__link:nth-child(2) { transition-delay: 0.14s; }
  .site-nav.is-open .site-nav__link:nth-child(3) { transition-delay: 0.2s; }
  .site-nav.is-open .site-nav__cta { transition-delay: 0.26s; }

  .site-nav__link {
    padding: 12px 24px;
    font-size: 1.5rem;
    font-weight: 600;
    letter-spacing: -0.02em;
    border-radius: 14px;
  }

  .site-nav__cta {
    margin: 20px 0 0;
    justify-content: center;
    padding: 0;
    min-height: 0;
    background: transparent;
    border-radius: 0;
    box-shadow: none;
  }

  .site-nav__cta:hover {
    opacity: 0.85;
    background: transparent;
  }

  .site-nav__cta-text {
    display: none;
  }

  .site-nav__cta-badge {
    display: block;
    width: 180px;
    height: auto;
  }

  .nav-toggle {
    position: relative;
    z-index: 100;
  }

  .nav-backdrop {
    display: none;
  }
}

@media (max-width: 780px) {
  .site-header {
    height: 84px;
    padding: 0 16px;
  }

  .hero,
  .legal-page,
  .features,
  .site-footer {
    padding-left: 16px;
    padding-right: 16px;
  }

  .hero {
    padding-top: 52px;
    padding-bottom: 64px;
  }

  .hero__inner {
    gap: 48px;
  }

  .hero__gallery {
    margin-top: 52px;
  }

  .screenshots__rail {
    gap: 14px;
    margin-right: -20px;
    margin-left: -20px;
    padding: 0 20px 8px;
  }

  .screenshots__rail .phone-mockup {
    flex-basis: 240px;
    width: 240px;
  }

  .features__inner {
    padding: 28px 20px 0;
    border-radius: 30px;
  }

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

  .feature-row {
    grid-template-columns: 1fr;
    gap: 28px;
    text-align: center;
  }

  .feature-row--reverse .feature-row__text {
    order: 2;
  }

  .feature-row--reverse .feature-row__visual {
    order: 1;
  }

  .feature-row__visual {
    order: -1;
  }

  .feature-row .feature-row__text,
  .feature-row .feature-row__visual,
  .feature-row--reverse .feature-row__text,
  .feature-row--reverse .feature-row__visual {
    transform: translateY(24px);
  }

  .phone-mockup--feature {
    width: min(100%, 180px);
  }

  .feature-screenshot {
    max-width: 280px;
  }

  .spider-chart {
    max-width: 300px;
  }

  .spider-chart__score {
    font-size: 2.4rem;
  }

  .hit-rate-chart {
    max-width: 300px;
  }

  .hit-rate-chart__title {
    font-size: 1rem;
  }

  .hit-rate-row__label {
    font-size: 0.76rem;
  }

  .hit-rate-row__bar-wrap {
    height: 14px;
  }

  .training-card {
    max-width: 320px;
    padding: 16px;
  }

  .training-card__title {
    font-size: 0.95rem;
  }

  .pattern-chip {
    padding: 6px 12px;
    font-size: 0.76rem;
  }

  .seg-option {
    font-size: 0.76rem;
    padding: 6px 3px;
  }

  .exam-sim__time {
    font-size: 2.2rem;
  }

  .activity-card {
    max-width: 320px;
  }

  .activity-card__grid {
    grid-template-rows: repeat(7, 12px);
    grid-auto-columns: 12px;
  }

  .activity-cell {
    width: 12px;
    height: 12px;
  }

  .activity-card__days span {
    height: 12px;
    font-size: 0.6rem;
  }

  .activity-card__stats {
    gap: 12px;
  }

  .activity-stat__value {
    font-size: 1.05rem;
  }

  .feature-cards-grid {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin: 0 auto;
  }

  .feature-showcase {
    gap: 48px;
  }

  .features-extra {
    gap: 48px;
  }

  .features-extra:not(.is-open) {
    margin-top: -48px;
  }

  .legal-page {
    padding-bottom: 72px;
  }

  .legal-page__shell {
    padding: 28px 20px;
    border-radius: 30px;
  }

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

  .closing-cta {
    padding: 80px 20px 56px;
    margin: 48px -20px 0;
  }

  .closing-cta__price-card {
    padding: 24px 32px;
  }

  .site-footer__inner {
    padding: 28px 22px 22px;
    gap: 28px;
  }

  .site-footer__bottom {
    flex-direction: column;
    align-items: flex-start;
    padding-top: 20px;
  }
}

@media (max-width: 560px) {
  .brand__name {
    font-size: 15px;
  }

  .header-download {
    padding: 6px 14px;
  }

  .header-link {
    min-height: 42px;
    gap: 8px;
    padding: 0 14px 0 9px;
    font-size: 0.9rem;
  }

  .header-link::before {
    width: 24px;
    height: 24px;
    font-size: 0.82rem;
  }

  .hero__subtitle,
  .section-heading__lead,
  .legal-page__lead {
    font-size: 1.04rem;
  }

  .hero__title {
    max-width: 11ch;
  }

  .screenshots__rail .phone-mockup {
    flex-basis: 232px;
    width: 232px;
  }

  .site-footer__brand-lockup {
    gap: 14px;
  }

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

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }

  .fade-in,
  .feature-row .feature-row__text,
  .feature-row .feature-row__visual {
    opacity: 1;
    transform: none;
  }

  .hit-rate-row__bar {
    transition: none !important;
  }
}