:root {
  --page: #dfe6e7;
  --bg: #f3f7f7;
  --light: #eaf7f8;
  --white: #ffffff;
  --text: #101214;
  --muted: #617074;
  --dark: #101214;
  --graphite: #171b1d;
  --cyan: #24b8c7;
  --cyan-dark: #1496a5;
  --yellow: #ffd23f;
  --yellow-dark: #e8b900;
  --line: rgba(16, 18, 20, 0.1);
  --shadow: 0 14px 34px rgba(0, 0, 0, 0.12);
  --radius: 24px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background: var(--page);
}

body {
  margin: 0;
  background: var(--page);
  color: var(--text);
  font-family: Arial, Helvetica, sans-serif;
  -webkit-user-select: none;
  -moz-user-select: none;
  user-select: none;
}

body,
button,
input {
  font-family: Arial, Helvetica, sans-serif;
}

img {
  display: block;
  width: 100%;
  height: auto;
  -webkit-user-drag: none;
  user-drag: none;
}

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

.site {
  width: 100%;
  max-width: 430px;
  min-height: 100vh;
  margin: 0 auto;
  background: var(--bg);
  overflow: hidden;
  padding-bottom: 86px;
  box-shadow: 0 0 70px rgba(0, 0, 0, 0.18);
}

.hero {
  padding: 14px;
}

.hero-card {
  padding: 24px 18px;
  border-radius: var(--radius);
  background:
    radial-gradient(circle at top right, rgba(36, 184, 199, 0.18), transparent 46%),
    linear-gradient(180deg, #ffffff 0%, #f2fbfc 100%);
  box-shadow: var(--shadow);
}

.badge,
.eyebrow {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  padding: 9px 12px;
  border-radius: 999px;
  background: rgba(36, 184, 199, 0.12);
  color: var(--cyan-dark);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.2px;
}

.badge::before,
.eyebrow::before {
  content: "";
  width: 7px;
  height: 7px;
  margin-right: 8px;
  border-radius: 50%;
  background: var(--cyan);
}

.eyebrow--dark {
  background: rgba(255, 255, 255, 0.1);
  color: #9ff4ff;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin: 18px 0 12px;
  font-size: 35px;
  line-height: 0.98;
  letter-spacing: -1.4px;
}

h2 {
  margin: 12px 0 12px;
  font-size: 30px;
  line-height: 1.04;
  letter-spacing: -1px;
}

h3 {
  margin: 0 0 7px;
  font-size: 19px;
  line-height: 1.15;
}

.lead,
.section-title p,
.benefit p,
.use-content p,
.dark-card p,
.review p,
.step p,
.order-note {
  color: var(--muted);
  font-size: 15px;
  line-height: 1.5;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin: 18px 0;
}

.hero-stats div {
  padding: 12px 8px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--white);
  text-align: center;
}

.hero-stats strong {
  display: block;
  font-size: 16px;
  line-height: 1;
}

.hero-stats span {
  display: block;
  margin-top: 5px;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.2;
}

.price-box {
  display: flex;
  align-items: center;
  gap: 14px;
  margin: 16px 0;
  padding: 15px;
  border-radius: 22px;
  background: var(--dark);
  color: var(--white);
}

.sale-circle {
  display: grid;
  place-items: center;
  min-width: 66px;
  width: 66px;
  height: 66px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--yellow), var(--yellow-dark));
  color: var(--dark);
  font-size: 21px;
  font-weight: 900;
}

.price-info {
  display: grid;
  gap: 4px;
}

.old-price {
  width: fit-content;
  color: rgba(255, 255, 255, 0.55);
  font-size: 15px;
  text-decoration: line-through;
}

.new-price {
  color: var(--yellow);
  font-size: 38px;
  line-height: 1;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: 56px;
  border: 0;
  border-radius: 999px;
  font-size: 16px;
  font-weight: 900;
  cursor: pointer;
  text-align: center;
}

.btn--yellow {
  color: var(--dark);
  background: linear-gradient(135deg, #ffe878, var(--yellow), var(--yellow-dark));
  box-shadow: 0 14px 26px rgba(255, 210, 63, 0.35);
}

.btn--white {
  color: var(--dark);
  background: var(--white);
}

.section-btn {
  margin-top: 16px;
}

.mini-trust {
  display: grid;
  gap: 7px;
  margin-top: 15px;
  color: var(--muted);
  font-size: 13px;
}

.mini-trust span::before {
  content: "✓";
  margin-right: 7px;
  color: var(--cyan);
  font-weight: 900;
}

.photo {
  overflow: hidden;
  border-radius: var(--radius);
  background: var(--light);
  box-shadow: var(--shadow);
}

.hero-photo {
  margin-top: 14px;
}

.photo img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
}

.section {
  padding: 44px 14px;
}

.section--light {
  background: var(--light);
}

.section-title {
  margin-bottom: 20px;
}

.benefit-list {
  display: grid;
  gap: 12px;
}

.benefit {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 12px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: var(--white);
  box-shadow: 0 10px 26px rgba(0, 0, 0, 0.05);
}

.benefit-icon {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border-radius: 16px;
  background: rgba(36, 184, 199, 0.12);
  color: var(--cyan-dark);
  font-size: 22px;
  font-weight: 900;
}

.benefit p {
  margin-bottom: 0;
}

.section--dark {
  padding: 14px;
  background: var(--bg);
}

.dark-card {
  padding: 24px 18px;
  border-radius: var(--radius);
  background:
    radial-gradient(circle at top right, rgba(36, 184, 199, 0.38), transparent 45%),
    var(--graphite);
  color: var(--white);
  box-shadow: var(--shadow);
}

.dark-card h2 {
  color: var(--white);
}

.dark-card p {
  color: rgba(255, 255, 255, 0.74);
}

.check-list {
  display: grid;
  gap: 10px;
  padding: 0;
  margin: 18px 0;
  list-style: none;
}

.check-list li {
  color: rgba(255, 255, 255, 0.82);
  font-size: 15px;
  line-height: 1.4;
}

.check-list li::before {
  content: "✓";
  margin-right: 8px;
  color: var(--yellow);
  font-weight: 900;
}

.use-card {
  overflow: hidden;
  margin-bottom: 16px;
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: var(--shadow);
}

.use-content {
  padding: 18px;
}

.use-content p {
  margin-bottom: 0;
}

.kit-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 9px;
  margin-top: 16px;
}

.kit-list span {
  display: flex;
  align-items: center;
  min-height: 44px;
  padding: 10px 11px;
  border-radius: 15px;
  background: var(--white);
  color: var(--muted);
  font-size: 13px;
  line-height: 1.25;
  box-shadow: 0 8px 22px rgba(0, 0, 0, 0.05);
}

.kit-list span::before {
  content: "✓";
  margin-right: 7px;
  color: var(--cyan);
  font-weight: 900;
}

.specs {
  display: grid;
  gap: 10px;
}

.specs div {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  min-height: 58px;
  padding: 14px 16px;
  border-radius: 18px;
  background: var(--white);
  box-shadow: 0 8px 22px rgba(0, 0, 0, 0.05);
}

.specs span {
  color: var(--muted);
  font-size: 14px;
}

.specs strong {
  max-width: 52%;
  text-align: right;
  font-size: 15px;
  line-height: 1.25;
}

.reviews {
  display: grid;
  gap: 12px;
}

.review {
  padding: 18px;
  border-radius: 22px;
  background: var(--white);
  box-shadow: 0 10px 26px rgba(0, 0, 0, 0.05);
}

.stars {
  margin-bottom: 10px;
  color: var(--yellow-dark);
  letter-spacing: 2px;
}

.review p {
  margin-bottom: 12px;
}

.review strong {
  font-size: 14px;
}

.steps {
  display: grid;
  gap: 12px;
}

.step {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 12px;
  padding: 18px;
  border-radius: 22px;
  background: var(--white);
  box-shadow: 0 10px 26px rgba(0, 0, 0, 0.05);
}

.step span {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--dark);
  color: var(--yellow);
  font-weight: 900;
}

.step p {
  margin-bottom: 0;
}

.order {
  padding: 48px 14px;
  background:
    radial-gradient(circle at top left, rgba(36, 184, 199, 0.35), transparent 44%),
    var(--dark);
}

.order-card {
  padding: 24px 18px;
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: var(--shadow);
}

.order-price {
  display: flex;
  align-items: flex-end;
  gap: 14px;
  margin: 16px 0 22px;
}

.order-price span {
  color: var(--muted);
  font-size: 17px;
  text-decoration: line-through;
}

.order-price strong {
  color: var(--cyan-dark);
  font-size: 42px;
  line-height: 1;
}

.form {
  display: grid;
  gap: 14px;
}

.form label {
  display: grid;
  gap: 8px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 800;
}

input,
textarea,
select,
button {
  -webkit-user-select: auto;
  -moz-user-select: auto;
  user-select: auto;
  pointer-events: auto;
}

.form input {
  width: 100%;
  min-height: 56px;
  padding: 0 16px;
  border: 1px solid var(--line);
  border-radius: 17px;
  outline: none;
  background: var(--bg);
  color: var(--text);
  font-size: 16px;
}

.form input:focus {
  border-color: var(--cyan);
}

.order-note {
  margin: 14px 0 0;
  text-align: center;
  font-size: 14px;
}

.footer {
  padding: 30px 14px;
  text-align: center;
  color: var(--muted);
  font-size: 13px;
}

.footer p {
  margin-bottom: 8px;
}

.footer a {
  color: var(--cyan-dark);
  font-weight: 900;
}

.sticky-bar {
  position: fixed;
  z-index: 100;
  left: 50%;
  bottom: 12px;
  width: calc(100% - 24px);
  max-width: 406px;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 12px;
  border-radius: 22px;
  background: rgba(16, 18, 20, 0.94);
  color: var(--white);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.3);
  backdrop-filter: blur(14px);
}

.sticky-bar span {
  display: block;
  color: rgba(255, 255, 255, 0.64);
  font-size: 12px;
}

.sticky-bar strong {
  color: var(--yellow);
  font-size: 22px;
}

.sticky-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 22px;
  border-radius: 999px;
  background: linear-gradient(135deg, #ffe878, var(--yellow), var(--yellow-dark));
  color: var(--dark);
  font-size: 14px;
  font-weight: 900;
}