/* ============================================================
   NEUROKNIHA + NEUROSEŠIT — мобильный лендинг
   Дизайн-приоритет: телефон 390px. Проверено: 360 / 375 / 430 / 1440
   ============================================================ */

/* ---------- 1. Токены ---------- */
:root {
  --bg: #fffdf8;
  --card: #ffffff;
  --ink: #252525;
  --ink-muted: #666666;
  --ink-light: #8a8a8a;

  --green: #ddf2e4;
  --blue: #ddecf8;
  --orange: #fce8d3;
  --purple: #eae3f7;

  --green-ink: #3f7a55;
  --blue-ink: #35688f;
  --orange-ink: #b5623a;
  --purple-ink: #5f4f8a;

  --cta: #f26b3a;
  --cta-dark: #d9542a;
  --line: #efe9e0;

  --r-sm: 16px;
  --r-md: 20px;
  --r-lg: 24px;
  --r-xl: 32px;

  --pad: 20px;
  --gap-section: 72px;
  --sticky-h: 68px;
  --page: 430px; /* ширина фиксированной мобильной колонки */

  --shadow-sm: 0 2px 10px rgba(37, 37, 37, 0.05);
  --shadow-md: 0 6px 22px rgba(37, 37, 37, 0.07);
  --shadow-lg: 0 16px 44px rgba(37, 37, 37, 0.12);

  --font: "Manrope", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    sans-serif;
}

/* ---------- 2. База ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  overflow-x: hidden;
  /* на широком экране вокруг мобильной колонки виден нейтральный фон */
  background: #efe8dd;
}

body {
  /* фиксированная мобильная версия: на любом экране колонка одной ширины */
  max-width: var(--page);
  margin: 0 auto;
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.6;
  font-weight: 450;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  padding-bottom: calc(var(--sticky-h) + env(safe-area-inset-bottom, 0px));
  box-shadow: 0 0 60px rgba(37, 37, 37, 0.09);
}

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

p {
  margin: 0 0 1em;
}
p:last-child {
  margin-bottom: 0;
}

h1,
h2,
h3,
h4 {
  margin: 0 0 0.5em;
  line-height: 1.18;
  font-weight: 800;
  letter-spacing: -0.02em;
  text-wrap: balance;
}

h1 {
  font-size: clamp(31px, 8.6vw, 38px);
}
h2 {
  font-size: clamp(26px, 7.2vw, 32px);
}
h3 {
  font-size: 19px;
  font-weight: 700;
  letter-spacing: -0.01em;
}

a {
  color: inherit;
}

/* ---------- 3. Раскладка ---------- */
.wrap {
  width: 100%;
  margin: 0 auto;
  padding-inline: var(--pad);
}

section {
  padding-block: var(--gap-section);
  position: relative;
}

section.tinted {
  background: #fbf6ee;
}

.lead {
  font-size: 17px;
  color: var(--ink-muted);
}

.eyebrow {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--orange-ink);
  background: var(--orange);
  padding: 7px 14px;
  border-radius: 999px;
  margin-bottom: 16px;
}

.center {
  text-align: center;
}

/* ---------- 4. Кнопки ---------- */
.btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  min-height: 56px;
  padding: 16px 24px;
  border: 0;
  border-radius: var(--r-sm);
  background: var(--cta);
  color: #fff;
  font-family: inherit;
  font-size: 17px;
  font-weight: 800;
  letter-spacing: -0.01em;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  box-shadow: 0 6px 18px rgba(242, 107, 58, 0.32);
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
}

.btn:hover {
  background: var(--cta-dark);
  box-shadow: 0 8px 24px rgba(242, 107, 58, 0.4);
}

.btn:active {
  transform: scale(0.985);
}

.btn .arrow {
  transition: transform 0.18s ease;
}
.btn:hover .arrow {
  transform: translateX(4px);
}

.btn-note {
  margin-top: 12px;
  font-size: 14px;
  color: var(--ink-light);
  text-align: center;
}

/* ---------- 5. Хедер ---------- */
.site-header {
  padding: 18px 0 4px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 9px;
  font-weight: 800;
  font-size: 18px;
  letter-spacing: -0.02em;
  text-decoration: none;
}

.logo-mark {
  width: 34px;
  height: 34px;
  border-radius: 11px;
  background: linear-gradient(140deg, #f9c45e, var(--cta));
  display: grid;
  place-items: center;
  color: #fff;
  font-size: 17px;
  flex-shrink: 0;
}

/* ---------- 6. Hero ---------- */
.hero {
  padding-top: 26px;
  padding-bottom: 56px;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 62%;
  background: radial-gradient(
      82% 62% at 78% 8%,
      rgba(221, 236, 248, 0.72),
      transparent 68%
    ),
    radial-gradient(70% 54% at 8% 22%, rgba(252, 232, 211, 0.68), transparent 66%);
  z-index: -1;
}

.hero h1 {
  margin-bottom: 16px;
}

.hero h1 .hl {
  color: var(--cta);
  white-space: nowrap;
}

.hero-sub {
  font-size: 17px;
  color: var(--ink-muted);
  margin-bottom: 12px;
}

.hero-extra {
  font-size: 16px;
  font-weight: 600;
  color: var(--green-ink);
  background: var(--green);
  border-radius: var(--r-sm);
  padding: 13px 16px;
  margin-bottom: 28px;
}

/* бейджи под мокапом */
.badges {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin: 22px 0 24px;
}

.badge {
  flex: 1;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  padding: 12px 6px;
  text-align: center;
  box-shadow: var(--shadow-sm);
}

.badge b {
  display: block;
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--cta);
}

.badge span {
  font-size: 12.5px;
  color: var(--ink-muted);
  font-weight: 600;
}

/* список преимуществ */
.checks {
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
  display: grid;
  gap: 11px;
}

.checks li {
  display: flex;
  align-items: flex-start;
  gap: 11px;
  font-size: 16.5px;
  font-weight: 600;
}

.checks li::before {
  content: "";
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  margin-top: 1px;
  border-radius: 50%;
  background: var(--green)
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%233f7a55' stroke-width='3.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E")
    center / 13px no-repeat;
}

/* ---------- 7. Мокап комплекта ---------- */
/* Сцена: AI-фон + мокап поверх него */
.scene {
  position: relative;
  border-radius: var(--r-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.scene .scene-bg {
  width: 100%;
  aspect-ratio: 1 / 0.9;
  object-fit: cover;
  object-position: center 72%;
}

.scene .bundle {
  position: absolute;
  inset: auto 7% 6%;
  width: 86%;
  max-width: none;
  margin: 0;
}

.scene + .badges {
  margin-top: 16px;
}

.bundle {
  position: relative;
  margin: 6px auto 0;
  max-width: 400px;
  aspect-ratio: 1 / 0.94;
}

.bundle .sheet {
  position: absolute;
  border-radius: 4px 9px 9px 4px;
  overflow: hidden;
  background: #fff;
}

/* книга = обложка + видимый блок страниц сбоку */
.bundle .book {
  position: absolute;
}

.bundle .book img {
  position: relative;
  z-index: 2;
  width: 100%;
  border-radius: 3px 8px 8px 3px;
  box-shadow: var(--shadow-lg);
}

/* торец: сшитые страницы, дают толщину */
.bundle .book::after {
  content: "";
  position: absolute;
  top: 1.5%;
  bottom: 1.5%;
  right: calc(var(--thick) * -1 + 2px);
  width: var(--thick);
  z-index: 1;
  border-radius: 0 3px 3px 0;
  background: repeating-linear-gradient(
      90deg,
      #f7f1e6 0 1.5px,
      #cfc5b3 1.5px 3px
    ),
    #eae3d6;
  box-shadow: 2px 4px 10px rgba(37, 37, 37, 0.24);
  transform: skewY(-3deg);
  transform-origin: left center;
}

/* тень у корешка на самой обложке */
.bundle .book::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 11px;
  z-index: 3;
  border-radius: 3px 0 0 3px;
  pointer-events: none;
  background: linear-gradient(
    90deg,
    rgba(0, 0, 0, 0.22),
    rgba(0, 0, 0, 0.06) 55%,
    transparent
  );
}

/* веер рабочих листов позади книг */
.bundle .sheet {
  width: 33%;
  border-radius: 3px;
  box-shadow: 0 6px 16px rgba(37, 37, 37, 0.12);
  border: 1px solid rgba(0, 0, 0, 0.04);
}

.bundle .s1 {
  left: 17%;
  top: 3%;
  transform: rotate(-16deg);
}
.bundle .s2 {
  left: 28%;
  top: 0.5%;
  transform: rotate(-8deg);
}
.bundle .s3 {
  left: 39%;
  top: -1%;
  transform: rotate(1deg);
}
.bundle .s4 {
  left: 50%;
  top: 0.5%;
  transform: rotate(9deg);
}
.bundle .s5 {
  left: 60%;
  top: 3%;
  transform: rotate(17deg);
}

/* NEUROKNIHA — основной продукт: крупнее, выше и на переднем плане */
.bundle .book-kniha {
  --thick: 11px;
  width: 60%;
  left: 0;
  bottom: 12%;
  transform: rotate(-5deg);
  z-index: 4;
}

/* NEUROSEŠIT — дополнение: мельче, ниже и позади */
.bundle .book-sesit {
  --thick: 9px;
  width: 50%;
  right: 0;
  bottom: 0;
  transform: rotate(5deg);
  z-index: 3;
}

/* ---------- 8. Карточки ---------- */
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  padding: 20px;
  box-shadow: var(--shadow-sm);
}

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

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

/* иконка в круге */
.icon-badge {
  width: 46px;
  height: 46px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  margin-bottom: 14px;
  flex-shrink: 0;
}
.icon-badge svg {
  width: 24px;
  height: 24px;
  stroke-width: 2;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.i-green {
  background: var(--green);
  color: var(--green-ink);
}
.i-blue {
  background: var(--blue);
  color: var(--blue-ink);
}
.i-orange {
  background: var(--orange);
  color: var(--orange-ink);
}
.i-purple {
  background: var(--purple);
  color: var(--purple-ink);
}

.card h3 {
  margin-bottom: 6px;
}

.card p {
  font-size: 15.5px;
  color: var(--ink-muted);
  margin: 0;
}

/* ---------- 9. Блок 2: три формата ---------- */
.format-card {
  overflow: hidden;
  padding: 0;
}

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

.format-card .body {
  padding: 18px 20px 20px;
}

.format-card .tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  padding: 5px 11px;
  border-radius: 999px;
  margin-bottom: 9px;
}

/* ---------- 10. Блок «Проблема» ---------- */
.pain-list {
  display: grid;
  gap: 10px;
}

.pain {
  display: flex;
  align-items: flex-start;
  gap: 13px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  padding: 15px 16px;
  font-size: 16px;
  font-weight: 550;
}

.pain svg {
  width: 21px;
  height: 21px;
  flex-shrink: 0;
  margin-top: 2px;
  color: var(--orange-ink);
  stroke-width: 2;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.closing {
  margin-top: 22px;
  background: var(--green);
  border-radius: var(--r-md);
  padding: 20px;
  font-size: 17px;
  font-weight: 700;
  color: var(--green-ink);
  text-align: center;
}

/* ---------- 11. Блок «Два продукта» ---------- */
.product {
  overflow: hidden;
  padding: 0;
}

.product .cover-wrap {
  padding: 26px 26px 0;
  background: var(--green);
}
.product.p-sesit .cover-wrap {
  background: var(--blue);
}

.product .cover-wrap img {
  width: 62%;
  margin: 0 auto;
  border-radius: 4px 8px 8px 4px;
  box-shadow: var(--shadow-lg);
  transform: translateY(2px);
}

.product .body {
  padding: 22px 20px 24px;
}

.product .name {
  font-size: 25px;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 4px;
}

.product .role {
  font-size: 15.5px;
  color: var(--ink-muted);
  margin-bottom: 16px;
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.tag-list li {
  font-size: 14px;
  font-weight: 650;
  padding: 7px 12px;
  border-radius: 999px;
  background: #f6f3ee;
  color: #4d4d4d;
}

.plus-divider {
  display: grid;
  place-items: center;
  height: 52px;
  font-size: 26px;
  font-weight: 800;
  color: var(--cta);
}

/* ---------- 12. Блок «10–15 минут» ---------- */
.minutes {
  background: linear-gradient(165deg, var(--orange), #fdf3e8 62%, var(--bg));
}

.big-number {
  font-size: clamp(72px, 22vw, 96px);
  font-weight: 800;
  line-height: 0.92;
  letter-spacing: -0.05em;
  color: var(--cta);
  text-align: center;
}

.big-number-label {
  text-align: center;
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 26px;
}

.minute-icons {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 12px;
  margin: 26px 0;
}

.minute-icons .dot {
  width: 54px;
  height: 54px;
  border-radius: 18px;
  background: var(--card);
  display: grid;
  place-items: center;
  box-shadow: var(--shadow-sm);
}
.minute-icons .dot svg {
  width: 25px;
  height: 25px;
  stroke-width: 2;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.minute-icons .sep {
  color: var(--ink-light);
  font-size: 15px;
}

/* ---------- 13. Видео ---------- */
.video-frame {
  position: relative;
  border-radius: var(--r-lg);
  overflow: hidden;
  background: #ece6dd;
  aspect-ratio: 9 / 16;
  max-width: 340px;
  margin: 0 auto;
  box-shadow: var(--shadow-md);
}

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

.video-placeholder {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  gap: 10px;
  align-content: center;
  text-align: center;
  padding: 24px;
  color: var(--ink-muted);
  font-size: 14px;
  font-weight: 600;
  background: repeating-linear-gradient(
    -45deg,
    #f3ede4,
    #f3ede4 12px,
    #ede6db 12px,
    #ede6db 24px
  );
}

.play-btn {
  width: 62px;
  height: 62px;
  border-radius: 50%;
  background: var(--card);
  display: grid;
  place-items: center;
  box-shadow: var(--shadow-md);
}
.play-btn svg {
  width: 24px;
  height: 24px;
  fill: var(--cta);
  margin-left: 3px;
}

/* ---------- 14. Карусель примеров игр ---------- */
.carousel {
  display: flex;
  gap: 14px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding: 4px var(--pad) 18px;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}
.carousel::-webkit-scrollbar {
  display: none;
}

.slide {
  flex: 0 0 76%;
  max-width: 280px;
  scroll-snap-align: center;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.slide img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  background: #f4efe8;
}

.slide .body {
  padding: 15px 16px 18px;
}

.slide h3 {
  font-size: 17px;
  margin-bottom: 5px;
}

.slide p {
  font-size: 14.5px;
  color: var(--ink-muted);
  margin: 0;
}

.carousel-hint {
  font-size: 13.5px;
  color: var(--ink-light);
  text-align: center;
  margin-top: 2px;
}

/* ---------- 15. Галерея рабочих листов ---------- */
.ws-gallery {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.ws {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  padding: 8px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.22s ease, box-shadow 0.22s ease;
}

.ws:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.ws img {
  width: 100%;
  border-radius: 9px;
}

.ws span {
  display: block;
  font-size: 13px;
  font-weight: 700;
  color: var(--ink-muted);
  text-align: center;
  padding: 9px 2px 4px;
}

/* стопка листов */
.ws-stack {
  position: relative;
  max-width: 330px;
  margin: 0 auto 30px;
  aspect-ratio: 1 / 1.16;
}

.ws-stack img {
  position: absolute;
  width: 78%;
  left: 11%;
  top: 6%;
  border-radius: 6px;
  background: #fff;
  box-shadow: 0 8px 22px rgba(37, 37, 37, 0.13);
  border: 1px solid rgba(0, 0, 0, 0.05);
}

.ws-stack img:nth-child(1) {
  transform: rotate(-9deg) translateY(6px);
}
.ws-stack img:nth-child(2) {
  transform: rotate(-3.5deg) translateY(3px);
}
.ws-stack img:nth-child(3) {
  transform: rotate(2deg);
}
.ws-stack img:nth-child(4) {
  transform: rotate(7deg) translateY(4px);
}

/* ---------- 16. Навыки ---------- */
.skills {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.skill {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  padding: 13px 12px;
  font-size: 14.5px;
  font-weight: 700;
  line-height: 1.25;
  min-width: 0;
  overflow-wrap: break-word;
}

.skill .ic {
  width: 34px;
  height: 34px;
  border-radius: 11px;
  display: grid;
  place-items: center;
  flex-shrink: 0;
}
.skill .ic svg {
  width: 18px;
  height: 18px;
  stroke-width: 2.1;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* ---------- 17. Цепочка разнообразия ---------- */
.chain {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 4px;
  margin-top: 26px;
  padding: 18px 12px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  box-shadow: var(--shadow-sm);
}

.chain-item {
  text-align: center;
  flex: 1;
  min-width: 0;
}

.chain-item .ic {
  width: 42px;
  height: 42px;
  margin: 0 auto 7px;
  border-radius: 13px;
  display: grid;
  place-items: center;
}
.chain-item .ic svg {
  width: 21px;
  height: 21px;
  stroke-width: 2;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.chain-item span {
  font-size: 11px;
  font-weight: 700;
  color: var(--ink-muted);
  letter-spacing: -0.01em;
}

.chain .sep {
  color: #d6cec2;
  flex-shrink: 0;
  font-size: 13px;
}

/* ---------- 18. Timeline «как начать» ---------- */
.timeline {
  position: relative;
  display: grid;
  gap: 16px;
  padding-left: 46px;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 17px;
  top: 14px;
  bottom: 14px;
  width: 2px;
  background: linear-gradient(var(--orange), var(--green));
}

.step {
  position: relative;
}

.step .num {
  position: absolute;
  left: -46px;
  top: 0;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--cta);
  color: #fff;
  font-weight: 800;
  font-size: 16px;
  display: grid;
  place-items: center;
  box-shadow: 0 0 0 5px var(--bg);
}

.step h3 {
  margin-bottom: 3px;
  font-size: 18px;
}

.step p {
  font-size: 15.5px;
  color: var(--ink-muted);
  margin: 0;
}

/* ---------- 19. Возраст ---------- */
.age-cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin-top: 24px;
}

.age-card {
  border-radius: var(--r-sm);
  padding: 16px 8px;
  text-align: center;
}

.age-card b {
  display: block;
  font-size: 21px;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 3px;
}

.age-card span {
  font-size: 12.5px;
  font-weight: 600;
  line-height: 1.3;
  display: block;
  opacity: 0.82;
}

/* ---------- 20. Отзывы ---------- */
.stars {
  color: #f5a623;
  font-size: 16px;
  letter-spacing: 2px;
  margin-bottom: 10px;
}

.review q {
  display: block;
  font-size: 17px;
  font-weight: 600;
  line-height: 1.52;
  quotes: "«" "»";
  margin-bottom: 14px;
}

.review .who {
  font-size: 14px;
  color: var(--ink-light);
  font-weight: 600;
}

.review-featured {
  background: var(--purple);
  border-color: transparent;
}
.review-featured q {
  font-size: 18.5px;
}

.placeholder-note {
  margin-top: 16px;
  font-size: 13px;
  color: var(--ink-light);
  text-align: center;
  font-style: italic;
}

/* ---------- 21. Оффер ---------- */
.offer {
  background: linear-gradient(180deg, #fdf0e4, #fbf5ec 70%, var(--bg));
  overflow: hidden;
}

/* AI-фон оффера: мягко проступает под карточкой */
.offer-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.5;
  mix-blend-mode: multiply;
  pointer-events: none;
  z-index: 0;
}

.offer > .wrap {
  position: relative;
  z-index: 1;
}

.offer-card {
  background: var(--card);
  border-radius: var(--r-xl);
  padding: 26px 22px 28px;
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(242, 107, 58, 0.12);
}

.offer-card .bundle {
  max-width: 300px;
  margin-bottom: 24px;
}

.offer-list {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  display: grid;
  gap: 9px;
}

.offer-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 15.5px;
  font-weight: 600;
}

.offer-list li::before {
  content: "✓";
  color: var(--green-ink);
  font-weight: 800;
  flex-shrink: 0;
}

.offer-list .group {
  margin-top: 8px;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--ink-light);
}
.offer-list .group::before {
  content: none;
}

.price {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 12px;
  margin-bottom: 20px;
}

.price .old {
  font-size: 20px;
  color: var(--ink-light);
  text-decoration: line-through;
  font-weight: 600;
}

.price .now {
  font-size: 40px;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--ink);
}

/* ---------- 22. FAQ ---------- */
.faq {
  display: grid;
  gap: 10px;
}

details.qa {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  overflow: hidden;
}

details.qa summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 17px 18px;
  font-size: 16.5px;
  font-weight: 700;
  cursor: pointer;
  list-style: none;
  min-height: 56px;
}

details.qa summary::-webkit-details-marker {
  display: none;
}

details.qa summary::after {
  content: "";
  flex-shrink: 0;
  width: 12px;
  height: 12px;
  border-right: 2.4px solid var(--cta);
  border-bottom: 2.4px solid var(--cta);
  transform: rotate(45deg) translate(-2px, -2px);
  transition: transform 0.22s ease;
}

details.qa[open] summary::after {
  transform: rotate(225deg) translate(-2px, -2px);
}

details.qa .answer {
  padding: 0 18px 18px;
  font-size: 15.5px;
  color: var(--ink-muted);
}

/* ---------- 23. Финальный CTA + футер ---------- */
.final {
  background: linear-gradient(180deg, var(--bg), #f6efe4);
  text-align: center;
}

.final .bundle {
  max-width: 330px;
  margin-bottom: 26px;
}

.final-note {
  margin-top: 14px;
  font-size: 14px;
  font-weight: 700;
  color: var(--ink-muted);
  letter-spacing: 0.02em;
}

.site-footer {
  padding: 30px 0 40px;
  text-align: center;
  font-size: 13px;
  color: var(--ink-light);
  background: #f6efe4;
}

.site-footer p {
  margin-bottom: 6px;
}

/* ---------- 24. Sticky CTA ---------- */
.sticky {
  position: fixed;
  bottom: 0;
  left: 50%;
  width: 100%;
  max-width: var(--page);
  z-index: 60;
  display: flex;
  align-items: center;
  gap: 14px;
  min-height: var(--sticky-h);
  padding: 10px var(--pad) calc(10px + env(safe-area-inset-bottom, 0px));
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: saturate(1.6) blur(12px);
  box-shadow: 0 -3px 18px rgba(37, 37, 37, 0.1);
  transform: translate(-50%, 110%);
  transition: transform 0.3s ease;
}

.sticky.visible {
  transform: translate(-50%, 0);
}

.sticky .info {
  flex: 1;
  min-width: 0;
  line-height: 1.2;
}

.sticky .info b {
  display: block;
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.sticky .info span {
  font-size: 12.5px;
  color: var(--ink-light);
  font-weight: 600;
}

.sticky .btn {
  width: auto;
  min-height: 48px;
  padding: 12px 22px;
  font-size: 16px;
  flex-shrink: 0;
}

/* ---------- 25. Уважение к системным настройкам ---------- */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  * {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

/* ---------- 26. Узкие экраны (360px) ---------- */
@media (max-width: 374px) {
  :root {
    --pad: 16px;
    --gap-section: 62px;
  }
  body {
    font-size: 16px;
  }
  .badge b {
    font-size: 18px;
  }
  .badge span {
    font-size: 11.5px;
  }
  .skill {
    font-size: 13px;
    padding: 11px 9px;
    gap: 8px;
  }
  .skill .ic {
    width: 30px;
    height: 30px;
    border-radius: 10px;
  }
  .skill .ic svg {
    width: 16px;
    height: 16px;
  }
  .chain-item span {
    font-size: 10px;
  }
}