:root {
  --ink: #17222f;
  --muted: #667483;
  --teal: #0f7c8a;
  --teal-dark: #0d5965;
  --aqua: #b8eef0;
  --pink: #fbd7e3;
  --cream: #fff7e9;
  --gold: #f7b733;
  --white: #ffffff;
  --line: rgba(20, 42, 52, 0.12);
  --shadow: 0 24px 70px rgba(25, 57, 66, 0.16);
  --radius: 28px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at 12% 8%, rgba(184, 238, 240, 0.65), transparent 32rem),
    radial-gradient(circle at 86% 16%, rgba(251, 215, 227, 0.8), transparent 28rem),
    #fffdf8;
  color: var(--ink);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
}

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

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

button,
input,
select,
textarea {
  font: inherit;
}

.site-shell {
  min-height: 100vh;
  overflow: hidden;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  width: min(1180px, calc(100% - 32px));
  margin: 18px auto 0;
  padding: 12px 14px;
  border: 1px solid rgba(255, 255, 255, 0.8);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.82);
  box-shadow: 0 16px 44px rgba(28, 62, 70, 0.12);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  min-width: 130px;
}

.brand img {
  width: 126px;
  height: auto;
}

.nav {
  display: flex;
  align-items: center;
  gap: 6px;
  border-radius: 999px;
  background: rgba(238, 249, 249, 0.9);
  padding: 5px;
}

.nav a {
  border-radius: 999px;
  padding: 10px 16px;
  color: #39505a;
  font-size: 14px;
  font-weight: 800;
  transition:
    background 0.2s ease,
    color 0.2s ease,
    transform 0.2s ease;
}

.nav a:hover,
.nav a:focus-visible {
  background: var(--white);
  color: var(--teal-dark);
  transform: translateY(-1px);
}

.nav-cta,
.btn,
.payment-box button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  border: 0;
  border-radius: 999px;
  cursor: pointer;
  font-weight: 900;
  transition:
    transform 0.2s ease,
    box-shadow 0.2s ease,
    background 0.2s ease;
}

.nav-cta {
  padding: 0 22px;
  background: var(--ink);
  color: var(--white);
}

.nav-cta:hover,
.btn:hover,
.payment-box button:hover {
  transform: translateY(-2px);
}

.hero,
.section,
.proof-strip,
.footer {
  width: min(1180px, calc(100% - 32px));
  margin-inline: auto;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.82fr);
  align-items: center;
  gap: clamp(32px, 7vw, 92px);
  padding: clamp(54px, 8vw, 98px) 0 46px;
}

.eyebrow {
  display: inline-flex;
  width: fit-content;
  border-radius: 999px;
  background: rgba(15, 124, 138, 0.1);
  padding: 8px 14px;
  color: var(--teal);
  font-size: 12px;
  font-weight: 1000;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

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

h1 {
  max-width: 760px;
  margin-top: 18px;
  color: #122231;
  font-size: clamp(48px, 8.2vw, 104px);
  font-weight: 1000;
  letter-spacing: -0.055em;
  line-height: 0.92;
}

h2 {
  font-size: clamp(34px, 5vw, 62px);
  font-weight: 1000;
  letter-spacing: -0.045em;
  line-height: 1.02;
}

h3 {
  font-size: 20px;
  line-height: 1.18;
}

.lead,
.section-lead,
.section-title p,
.order-copy p {
  color: var(--muted);
  font-size: clamp(17px, 2vw, 21px);
  font-weight: 650;
  line-height: 1.78;
}

.lead {
  max-width: 660px;
  margin-top: 22px;
}

.price-row {
  display: flex;
  flex-wrap: wrap;
  align-items: stretch;
  gap: 12px;
  margin-top: 26px;
}

.price-row > div,
.save-badge {
  display: grid;
  align-content: center;
  min-height: 76px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.78);
  padding: 13px 18px;
  box-shadow: 0 10px 28px rgba(35, 68, 75, 0.08);
}

.price-label {
  color: var(--muted);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.price-row strong {
  color: var(--teal-dark);
  font-size: 31px;
  font-weight: 1000;
  line-height: 1.1;
}

.price-row del {
  color: #a1adb8;
  font-size: 23px;
  font-weight: 900;
}

.save-badge {
  background: var(--ink);
  color: var(--white);
  font-size: 15px;
  font-weight: 1000;
}

.countdown-card {
  max-width: 660px;
  margin-top: 18px;
  border: 1px solid rgba(15, 124, 138, 0.18);
  border-radius: var(--radius);
  background:
    linear-gradient(135deg, rgba(15, 124, 138, 0.08), rgba(247, 183, 51, 0.12)),
    rgba(255, 255, 255, 0.88);
  padding: 20px;
  box-shadow: var(--shadow);
}

.countdown-head,
.footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.countdown-head span {
  color: var(--muted);
  font-size: 14px;
  font-weight: 850;
}

.countdown-head strong {
  color: var(--teal-dark);
  font-size: 14px;
  font-weight: 1000;
}

.timer-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  margin-top: 14px;
}

.timer-grid div {
  border-radius: 20px;
  background: var(--white);
  padding: 14px 8px;
  text-align: center;
}

.timer-grid strong {
  display: block;
  color: var(--ink);
  font-size: clamp(27px, 5vw, 42px);
  font-weight: 1000;
  letter-spacing: -0.04em;
  line-height: 1;
}

.timer-grid span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

.stock-line {
  display: block;
  height: 10px;
  margin-top: 16px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(23, 34, 47, 0.1);
}

.stock-line span {
  display: block;
  width: 68%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--teal), var(--gold));
}

#timerNote {
  margin-top: 10px;
  color: #4d6470;
  font-size: 14px;
  font-weight: 800;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.btn {
  padding: 0 24px;
  text-align: center;
}

.btn.primary {
  background: linear-gradient(135deg, var(--teal), var(--teal-dark));
  color: var(--white);
  box-shadow: 0 18px 36px rgba(15, 124, 138, 0.24);
}

.btn.secondary {
  background: var(--white);
  color: var(--ink);
  box-shadow: inset 0 0 0 1px var(--line), 0 12px 24px rgba(35, 68, 75, 0.08);
}

.btn.full {
  width: 100%;
}

.book-stage {
  position: relative;
  display: grid;
  justify-items: center;
  perspective: 1300px;
}

.floating-badge {
  position: absolute;
  top: 6%;
  right: -6%;
  z-index: 2;
  rotate: 5deg;
  border: 1px solid rgba(255, 255, 255, 0.8);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.86);
  padding: 12px 16px;
  box-shadow: 0 16px 34px rgba(23, 34, 47, 0.16);
  color: var(--teal-dark);
  font-size: 13px;
  font-weight: 1000;
  backdrop-filter: blur(14px);
}

.book-cover {
  width: min(420px, 90vw);
  border-radius: 18px;
  box-shadow:
    0 28px 80px rgba(23, 34, 47, 0.24),
    14px 14px 0 rgba(15, 124, 138, 0.16);
  transform: rotateY(-10deg) rotateZ(1deg);
}

.book-shadow {
  width: 72%;
  height: 32px;
  margin-top: 34px;
  border-radius: 50%;
  background: rgba(23, 34, 47, 0.16);
  filter: blur(12px);
}

.proof-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-top: 8px;
}

.proof-strip div {
  border: 1px solid var(--line);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.78);
  padding: 22px;
  box-shadow: 0 14px 38px rgba(35, 68, 75, 0.08);
}

.proof-strip strong {
  display: block;
  color: var(--teal-dark);
  font-size: 26px;
  font-weight: 1000;
  line-height: 1;
}

.proof-strip span {
  display: block;
  margin-top: 8px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 850;
}

.section {
  padding: clamp(58px, 8vw, 100px) 0;
}

.split,
.visual-story,
.order-section {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: clamp(28px, 6vw, 72px);
  align-items: center;
}

.section-lead {
  margin-top: 20px;
}

.reason-grid,
.bonus-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.reason-grid article,
.bonus-grid article,
.order-form,
.payment-box,
.faq-list details {
  border: 1px solid var(--line);
  border-radius: 26px;
  background: rgba(255, 255, 255, 0.82);
  box-shadow: 0 16px 44px rgba(35, 68, 75, 0.09);
}

.reason-grid article,
.bonus-grid article {
  padding: 24px;
}

.reason-grid span {
  color: var(--teal);
  font-size: 13px;
  font-weight: 1000;
}

.reason-grid h3,
.bonus-grid strong {
  display: block;
  margin-top: 10px;
  font-size: 21px;
  font-weight: 1000;
}

.reason-grid p,
.bonus-grid p,
.check-list,
.faq-list p {
  margin-top: 10px;
  color: var(--muted);
  font-weight: 650;
}

.section-title {
  max-width: 760px;
}

.section-title h2 {
  margin-top: 14px;
}

.section-title p:not(.eyebrow) {
  margin-top: 16px;
}

.spoiler-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 30px;
}

.spoiler-card {
  position: relative;
  min-height: 300px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 28px;
  background:
    linear-gradient(160deg, rgba(255, 255, 255, 0.96), rgba(184, 238, 240, 0.42)),
    var(--white);
  padding: 24px;
  text-align: left;
  box-shadow: 0 16px 44px rgba(35, 68, 75, 0.09);
  cursor: pointer;
}

.spoiler-card::after {
  content: "";
  position: absolute;
  inset: auto -40px -52px auto;
  width: 130px;
  height: 130px;
  border-radius: 50%;
  background: rgba(247, 183, 51, 0.18);
  transition: transform 0.25s ease;
}

.spoiler-card:hover::after,
.spoiler-card.is-open::after {
  transform: scale(1.5);
}

.spoiler-card span {
  color: var(--teal);
  font-size: 12px;
  font-weight: 1000;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.spoiler-card strong {
  display: block;
  margin-top: 18px;
  font-size: 22px;
  font-weight: 1000;
  line-height: 1.24;
}

.spoiler-card em {
  display: inline-flex;
  margin-top: 18px;
  border-radius: 999px;
  background: var(--ink);
  padding: 8px 12px;
  color: var(--white);
  font-size: 12px;
  font-style: normal;
  font-weight: 1000;
}

.spoiler-card p {
  display: none;
  position: relative;
  z-index: 1;
  margin-top: 18px;
  color: #3e515d;
  font-weight: 750;
}

.spoiler-card.is-open p {
  display: block;
}

.spoiler-card.is-open em {
  background: var(--teal);
}

.visual-story {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.promo-frame {
  overflow: hidden;
  border: 10px solid var(--white);
  border-radius: 30px;
  background: var(--white);
  box-shadow: var(--shadow);
}

.promo-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

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

.check-list li {
  position: relative;
  padding-left: 30px;
}

.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.64em;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--teal);
  box-shadow: inset 0 0 0 4px var(--aqua);
}

.bonus {
  padding-top: 78px;
}

.bonus-grid {
  margin-top: 28px;
  grid-template-columns: repeat(3, 1fr);
}

.order-section {
  align-items: start;
  border-radius: 34px;
  background:
    radial-gradient(circle at 8% 10%, rgba(251, 215, 227, 0.9), transparent 22rem),
    linear-gradient(135deg, rgba(15, 124, 138, 0.1), rgba(247, 183, 51, 0.14));
  padding: clamp(26px, 5vw, 54px);
}

.payment-box {
  display: grid;
  gap: 4px;
  margin-top: 24px;
  padding: 22px;
}

.payment-box span,
.payment-box small,
.form-note {
  color: var(--muted);
  font-size: 13px;
  font-weight: 850;
}

.payment-box strong {
  color: var(--teal-dark);
  font-size: clamp(22px, 3vw, 32px);
  font-weight: 1000;
}

.payment-box button {
  width: fit-content;
  min-height: 40px;
  margin-top: 12px;
  background: var(--ink);
  padding: 0 16px;
  color: var(--white);
}

.order-form {
  display: grid;
  gap: 14px;
  padding: 22px;
}

.order-form label {
  display: grid;
  gap: 7px;
  color: var(--ink);
  font-size: 14px;
  font-weight: 1000;
}

.order-form input,
.order-form select,
.order-form textarea {
  width: 100%;
  border: 1px solid rgba(20, 42, 52, 0.16);
  border-radius: 18px;
  background: #fbfeff;
  padding: 14px 15px;
  color: var(--ink);
  outline: none;
}

.order-form input:focus,
.order-form select:focus,
.order-form textarea:focus {
  border-color: var(--teal);
  box-shadow: 0 0 0 4px rgba(15, 124, 138, 0.12);
}

.total-card {
  display: grid;
  border-radius: 22px;
  background: #f2fbfb;
  padding: 17px;
}

.total-card span {
  color: var(--muted);
  font-size: 13px;
  font-weight: 900;
}

.total-card strong {
  color: var(--teal-dark);
  font-size: 32px;
  font-weight: 1000;
}

.total-card small {
  color: var(--muted);
  font-weight: 750;
}

.faq {
  max-width: 920px;
}

.faq-list {
  display: grid;
  gap: 12px;
  margin-top: 28px;
}

.faq-list details {
  padding: 20px 22px;
}

.faq-list summary {
  cursor: pointer;
  color: var(--ink);
  font-size: 18px;
  font-weight: 1000;
}

.footer {
  margin-top: 22px;
  margin-bottom: 94px;
  border-top: 1px solid var(--line);
  padding: 30px 0;
}

.footer img {
  width: 132px;
}

.footer p {
  color: var(--muted);
  font-weight: 750;
}

.footer a {
  color: var(--teal-dark);
  font-weight: 1000;
}

.sticky-order {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 18;
  display: none;
  align-items: center;
  gap: 12px;
  border: 1px solid rgba(255, 255, 255, 0.5);
  border-radius: 999px;
  background: var(--ink);
  padding: 10px 16px;
  color: var(--white);
  box-shadow: 0 18px 46px rgba(23, 34, 47, 0.28);
}

.sticky-order span {
  color: var(--aqua);
  font-size: 12px;
  font-weight: 1000;
}

.sticky-order strong {
  font-size: 16px;
  font-weight: 1000;
}

@media (max-width: 980px) {
  .topbar {
    border-radius: 28px;
  }

  .nav {
    display: none;
  }

  .hero,
  .split,
  .visual-story,
  .order-section {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 40px;
  }

  .book-stage {
    order: -1;
  }

  .book-cover {
    width: min(360px, 82vw);
  }

  .proof-strip,
  .spoiler-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

@media (max-width: 640px) {
  .topbar {
    width: calc(100% - 20px);
    margin-top: 10px;
    padding: 10px;
  }

  .brand img {
    width: 116px;
  }

  .nav-cta {
    min-height: 42px;
    padding: 0 15px;
    font-size: 13px;
  }

  .hero,
  .section,
  .proof-strip,
  .footer {
    width: calc(100% - 24px);
  }

  h1 {
    font-size: clamp(45px, 15vw, 72px);
  }

  .price-row > div,
  .save-badge {
    flex: 1 1 140px;
  }

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

  .proof-strip,
  .reason-grid,
  .spoiler-grid {
    grid-template-columns: 1fr;
  }

  .floating-badge {
    right: 4%;
    top: -1%;
    font-size: 12px;
  }

  .book-cover {
    transform: rotateZ(1deg);
  }

  .section {
    padding: 58px 0;
  }

  .order-section {
    width: calc(100% - 16px);
    padding: 18px;
  }

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

  .sticky-order {
    display: inline-flex;
    right: 12px;
    left: 12px;
    justify-content: center;
  }
}