:root {
  --cream: #F6E4D3;
  --cream-rgb: 246, 228, 211;
  --terracotta: #C2673C;
  --terracotta-hover: #AD5A34;
  --charcoal: #241F1B;
  --charcoal-rgb: 36, 31, 27;
  --border: rgba(var(--charcoal-rgb), 0.18);
  --border-strong: rgba(var(--charcoal-rgb), 0.38);
  --shadow: rgba(36, 31, 27, 0.14);
  --ease-premium: cubic-bezier(0.22, 1, 0.36, 1);

  /* Страница и «поднятые» поверхности совпадают в светлой теме (карточки —
     это просто полупрозрачный --cream разной непрозрачности), но в тёмной
     теме это три разных, специально подобранных слоя — см. блок ниже. */
  --page-bg: var(--cream);
  --surface-elevated: rgba(var(--charcoal-rgb), 0.05);
  --text-secondary-opacity: 0.6;

  /* Постоянно тёмные декоративные панели (шапка героя, футер, карточка
     цены) не должны реагировать на смену темы — они и так тёмные. */
  --panel-dark-bg: #241F1B;
  --panel-dark-ink: #F6E4D3;

  color-scheme: light;
}

/* Тёмная тема — тёплая, не сине-серая: тёмный кофейно-коричневый, а не
   чёрный. Три слоя глубины (фон → карточка → приподнятая поверхность)
   вместо одного плоского цвета с прозрачностью, как в светлой теме. */
:root,
:root[data-theme="light"] {
  --dark-bg: #181614;
  --dark-surface: #211E1B;
  --dark-surface-rgb: 33, 30, 27;
  --dark-elevated: #29241F;
  --dark-border: #3A332C;
  --dark-accent: #C96F43;
  --dark-accent-hover: #DD7D4C;
  --dark-ink: #E3D5C3;
  --dark-ink-rgb: 227, 213, 195;
  --dark-ink-secondary: #AA9D91;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --cream: var(--dark-surface);
    --cream-rgb: var(--dark-surface-rgb);
    --charcoal: var(--dark-ink);
    --charcoal-rgb: var(--dark-ink-rgb);
    --terracotta: var(--dark-accent);
    --terracotta-hover: var(--dark-accent-hover);
    --border: var(--dark-border);
    --border-strong: var(--dark-border);
    --shadow: rgba(0, 0, 0, 0.32);
    --page-bg: var(--dark-bg);
    --surface-elevated: var(--dark-elevated);
    color-scheme: dark;
  }
}

:root[data-theme="dark"] {
  --cream: var(--dark-surface);
  --cream-rgb: var(--dark-surface-rgb);
  --charcoal: var(--dark-ink);
  --charcoal-rgb: var(--dark-ink-rgb);
  --terracotta: var(--dark-accent);
  --terracotta-hover: var(--dark-accent-hover);
  --border: var(--dark-border);
  --border-strong: var(--dark-border);
  --shadow: rgba(0, 0, 0, 0.32);
  --page-bg: var(--dark-bg);
  --surface-elevated: var(--dark-elevated);
  color-scheme: dark;
}

:root[data-theme="light"] {
  color-scheme: light;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  /* Плавная смена цветов при переключении темы. Ниже по каскаду у многих
     элементов уже есть свой transition (например, для hover) — он, будучи
     более специфичным, побеждает это правило и просто получает color/
     background/border в довесок к тому, что уже анимировал. */
  transition: background-color 240ms ease, border-color 240ms ease, color 240ms ease;
}

html {
  overflow-x: hidden;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  overflow-x: hidden;
  color: var(--charcoal);
  background:
    radial-gradient(circle at 6% 7%, rgba(194, 103, 60, 0.16) 0 5rem, transparent 5.1rem),
    radial-gradient(circle at 95% 20%, rgba(194, 103, 60, 0.1) 0 8rem, transparent 8.1rem),
    var(--page-bg);
  font-family: -apple-system, "Segoe UI", Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

button,
input {
  font: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

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

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

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

svg {
  display: block;
}

.container {
  width: min(1120px, calc(100% - 36px));
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 10px;
  left: 10px;
  padding: 10px 14px;
  border-radius: 999px;
  color: var(--cream);
  background: var(--charcoal);
  transform: translateY(-160%);
  transition: transform 180ms ease;
}

.skip-link:focus {
  transform: translateY(0);
}

:focus-visible {
  outline: 3px solid var(--charcoal);
  outline-offset: 4px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  padding-top: 14px;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  min-height: 72px;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 22px;
  background: rgba(var(--cream-rgb), 0.88);
  box-shadow: 0 14px 40px rgba(36, 31, 27, 0.08);
  backdrop-filter: blur(14px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.brand-logo {
  flex: 0 0 44px;
  width: 44px;
  height: 44px;
  object-fit: contain;
}

.brand-name {
  display: none;
}

.header-nav {
  display: flex;
  align-items: center;
  margin-left: auto;
  font-size: 0.78rem;
  font-weight: 750;
}

.header-nav a:not(.nav-other) {
  display: none;
}

.header-nav a {
  padding: 10px 2px;
}

.header-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  padding: 10px 16px;
  border-radius: 999px;
  color: var(--cream);
  background: var(--charcoal);
  font-size: 0.9rem;
  font-weight: 750;
  transition: transform 320ms var(--ease-premium), box-shadow 320ms var(--ease-premium), background 320ms ease;
}

.header-cta:hover {
  transform: translateY(-2px) scale(1.025);
  box-shadow: 0 12px 28px rgba(36, 31, 27, 0.2);
}

.header-cta:active {
  transform: translateY(0) scale(0.98);
}

.hero {
  position: relative;
  overflow: hidden;
  padding: 64px 0 54px;
}

.hero-grid {
  display: grid;
  gap: 54px;
}

.eyebrow,
.section-number {
  margin-bottom: 20px;
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 9px;
}

.eyebrow > span {
  width: 26px;
  height: 2px;
  background: var(--terracotta);
}

.hero h1 {
  max-width: 720px;
  margin-bottom: 24px;
  font-size: clamp(3.15rem, 15vw, 6.7rem);
  font-weight: 850;
  line-height: 0.92;
  letter-spacing: -0.075em;
}

.hero h1 em {
  position: relative;
  display: inline-block;
  z-index: 0;
  font-style: normal;
}

.hero h1 em::after {
  content: "";
  position: absolute;
  z-index: -1;
  right: -0.04em;
  bottom: 0.02em;
  left: -0.04em;
  height: 0.25em;
  border-radius: 999px 35% 999px 45%;
  background: var(--terracotta);
  transform: rotate(-1.5deg);
}

.hero-lead {
  max-width: 680px;
  margin-bottom: 32px;
  font-size: clamp(1.08rem, 3vw, 1.33rem);
  line-height: 1.55;
}

.hero-actions {
  display: grid;
  gap: 12px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 54px;
  padding: 14px 20px;
  border: 1px solid var(--charcoal);
  border-radius: 999px;
  text-align: center;
  font-weight: 800;
  line-height: 1.2;
  transform: translateZ(0);
  transition: transform 360ms var(--ease-premium), box-shadow 360ms var(--ease-premium), background 280ms ease;
}

.button:hover {
  transform: translateY(-3px) scale(1.018);
  box-shadow: 0 14px 32px rgba(36, 31, 27, 0.2);
}

.button:active {
  transform: translateY(0) scale(0.985);
}

.button-primary {
  color: var(--cream);
  background: var(--charcoal);
}

.button-secondary {
  background: transparent;
}

.button-secondary:hover {
  background: rgba(194, 103, 60, 0.14);
}

.hero-visual {
  position: relative;
  min-height: 350px;
  display: grid;
  place-items: center;
}

.abstract-graphic {
  display: block;
  pointer-events: none;
  user-select: none;
}

.hero-abstract {
  position: absolute;
  z-index: 0;
  width: min(520px, 128%);
  height: auto;
  opacity: 0.9;
  transform: rotate(6deg);
  transition: opacity 500ms var(--ease-premium);
}

.hero-abstract.is-replaced {
  opacity: 0;
}

.hero-scene {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 700ms var(--ease-premium);
  pointer-events: none;
}

.hero-scene.is-ready {
  opacity: 1;
}

.orbit {
  position: absolute;
  z-index: 1;
  border: 1px solid var(--border-strong);
  border-radius: 50%;
  transform: translate3d(0, var(--parallax-y, 0px), 0) rotate(-12deg);
  transition: transform 180ms linear;
  will-change: transform;
}

.orbit-one {
  width: 330px;
  height: 250px;
}

.orbit-two {
  width: 275px;
  height: 340px;
  transform: translate3d(0, var(--parallax-y, 0px), 0) rotate(24deg);
}

.agent-card {
  position: relative;
  z-index: 2;
  width: min(100%, 380px);
  padding: 18px;
  border-radius: 28px 28px 28px 8px;
  color: var(--panel-dark-ink);
  background: var(--panel-dark-bg);
  box-shadow: 0 28px 54px rgba(36, 31, 27, 0.24);
  transform: rotate(-2deg);
}

.agent-card-top {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 8px;
  padding-bottom: 16px;
  border-bottom: 1px solid rgba(246, 228, 211, 0.2);
  font-size: 0.73rem;
  font-weight: 750;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.status-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--terracotta);
  box-shadow: 0 0 0 5px rgba(194, 103, 60, 0.18);
  animation: status-pulse 3.2s ease-in-out infinite;
}

.agent-card-mark {
  font-size: 1rem;
}

.agent-flow {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 4px;
  padding: 26px 0 24px;
}

.flow-step {
  display: grid;
  place-items: center;
  width: 76px;
  height: 76px;
  padding: 8px;
  border: 1px solid rgba(246, 228, 211, 0.34);
  border-radius: 50%;
  text-align: center;
}

.flow-step span {
  font-size: 0.64rem;
  opacity: 0.7;
}

.flow-step strong {
  font-size: 0.71rem;
}

.flow-step-accent {
  color: var(--panel-dark-bg);
  background: var(--terracotta);
  border-color: var(--terracotta);
  transform: scale(1.08);
}

.flow-arrow {
  color: var(--terracotta);
}

.agent-note {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px;
  border-radius: 16px;
  color: var(--panel-dark-bg);
  background: var(--panel-dark-ink);
}

.agent-note > span {
  font-size: 1.5rem;
}

.agent-note p {
  margin: 0;
  font-size: 0.8rem;
  line-height: 1.35;
}

.floating-label {
  position: absolute;
  z-index: 3;
  padding: 8px 14px;
  border: 1px solid var(--charcoal);
  border-radius: 999px;
  background: var(--cream);
  box-shadow: 0 8px 20px var(--shadow);
  font-size: 0.72rem;
  font-weight: 850;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  will-change: transform;
}

.label-chat {
  top: 18px;
  left: 2px;
  animation: float-chat 5.2s ease-in-out infinite;
}

.label-agent {
  right: 0;
  bottom: 13px;
  background: var(--terracotta);
  animation: float-agent 5.8s ease-in-out 0.6s infinite;
}

@keyframes status-pulse {
  0%, 100% {
    transform: scale(1);
    box-shadow: 0 0 0 5px rgba(194, 103, 60, 0.18);
  }
  50% {
    transform: scale(1.12);
    box-shadow: 0 0 0 8px rgba(194, 103, 60, 0.08);
  }
}

@keyframes float-chat {
  0%, 100% { transform: translate3d(0, 0, 0) rotate(-8deg); }
  50% { transform: translate3d(0, -6px, 0) rotate(-6deg); }
}

@keyframes float-agent {
  0%, 100% { transform: translate3d(0, 0, 0) rotate(7deg); }
  50% { transform: translate3d(0, 7px, 0) rotate(5deg); }
}

/* Focal entrance: the flow highlight travels Задача → Агент → Результат,
   then settles on Агент — the card's default state — acting out the
   product's core claim (a run system, not a single answer) once on load. */
.agent-flow.is-running .flow-step:first-of-type {
  animation: flow-pulse-through 620ms cubic-bezier(0.16, 1, 0.3, 1) 250ms both;
}

.agent-flow.is-running .flow-step:last-of-type {
  animation: flow-pulse-through 620ms cubic-bezier(0.16, 1, 0.3, 1) 1300ms both;
}

.agent-flow.is-running .flow-step-accent {
  animation: flow-confirm-pop 460ms cubic-bezier(0.16, 1, 0.3, 1) 950ms both;
}

.agent-flow.is-running .flow-arrow:first-of-type {
  animation: flow-arrow-pulse 380ms ease-out 650ms both;
}

.agent-flow.is-running .flow-arrow:last-of-type {
  animation: flow-arrow-pulse 380ms ease-out 1050ms both;
}

@keyframes flow-pulse-through {
  0%, 100% {
    color: var(--panel-dark-ink);
    background: transparent;
    border-color: rgba(246, 228, 211, 0.34);
    transform: scale(1);
  }
  45% {
    color: var(--panel-dark-bg);
    background: var(--terracotta);
    border-color: var(--terracotta);
    transform: scale(1.08);
  }
}

@keyframes flow-confirm-pop {
  0%, 100% { transform: scale(1.08); }
  50% { transform: scale(1.2); }
}

@keyframes flow-arrow-pulse {
  0%, 100% { opacity: 0.55; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.3); }
}

@media (prefers-reduced-motion: reduce) {
  .agent-flow.is-running .flow-step:first-of-type,
  .agent-flow.is-running .flow-step:last-of-type,
  .agent-flow.is-running .flow-step-accent,
  .agent-flow.is-running .flow-arrow:first-of-type,
  .agent-flow.is-running .flow-arrow:last-of-type {
    animation: none;
  }
}

.section-pad {
  padding: 54px 0;
}

.course-video {
  overflow: hidden;
}

.course-video .container {
  position: relative;
}

.video-accent {
  position: absolute;
  z-index: 0;
  display: none;
  width: clamp(230px, 23vw, 300px);
  height: auto;
  opacity: 0.82;
  pointer-events: none;
}

.video-embed {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 400px;
  margin-inline: auto;
  overflow: hidden;
  aspect-ratio: 9 / 16;
  border: 3px solid var(--charcoal);
  border-radius: 28px;
  background: var(--charcoal);
  box-shadow: 10px 14px 0 rgba(36, 31, 27, 0.1);
}

.video-embed iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

.pain-card {
  position: relative;
  overflow: hidden;
  padding: 28px 24px;
  border: 1px solid var(--charcoal);
  border-radius: 30px 30px 30px 8px;
  background: var(--terracotta);
  box-shadow: 0 22px 0 rgba(36, 31, 27, 0.08);
}

.pain-card,
.download-card,
.author-card,
.price-card {
  transform: translateZ(0);
  transition: transform 480ms var(--ease-premium), box-shadow 480ms var(--ease-premium);
}

.pain-card:hover,
.download-card:hover,
.author-card:hover,
.price-card:hover {
  transform: translateY(-3px) scale(1.004);
  box-shadow: 0 28px 58px rgba(36, 31, 27, 0.18);
}

.pain-card .section-number {
  position: relative;
  z-index: 2;
  margin-bottom: 34px;
}

.pain-abstract {
  position: absolute;
  z-index: 1;
  top: -18px;
  right: -74px;
  width: 310px;
  height: auto;
  opacity: 0.76;
  transform: rotate(8deg);
}

.pain-copy {
  position: relative;
  z-index: 2;
}

.pain-copy h2 {
  max-width: 820px;
  margin-bottom: 18px;
  font-size: clamp(1.8rem, 7vw, 3.4rem);
  line-height: 1.03;
  letter-spacing: -0.05em;
}

.pain-copy p {
  max-width: 780px;
  font-size: clamp(1.05rem, 3vw, 1.24rem);
}

.pain-route {
  position: absolute;
  right: -30px;
  bottom: 28px;
  width: 210px;
  opacity: 0.32;
  transform: rotate(-32deg);
}

.route-line {
  display: block;
  height: 2px;
  background: var(--charcoal);
}

.route-dot {
  position: absolute;
  top: -7px;
  left: 0;
  width: 16px;
  height: 16px;
  border: 3px solid var(--charcoal);
  border-radius: 50%;
  background: var(--terracotta);
}

.route-dot-end {
  right: 0;
  left: auto;
}

.download-card {
  overflow: hidden;
  border: 1px solid var(--border-strong);
  border-radius: 30px;
  background: rgba(var(--cream-rgb), 0.72);
  box-shadow: 0 26px 60px var(--shadow);
}

.download-copy,
.download-form-wrap {
  padding: 28px 24px;
}

.download-copy h2 {
  margin-bottom: 20px;
  font-size: clamp(2rem, 8vw, 4.6rem);
  line-height: 0.98;
  letter-spacing: -0.06em;
}

.display-number {
  display: inline-grid;
  place-items: center;
  width: 1.08em;
  height: 1.08em;
  border-radius: 50% 42% 48% 38%;
  background: var(--terracotta);
  transform: rotate(-7deg);
}

.download-copy > p:last-child {
  max-width: 700px;
  font-size: 1.06rem;
}

.download-form-wrap {
  display: grid;
  gap: 26px;
  background: rgba(194, 103, 60, 0.13);
}

.pdf-preview {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  width: 160px;
  aspect-ratio: 0.76;
  margin-inline: auto;
  padding: 20px 16px;
  border: 2px solid var(--charcoal);
  border-radius: 8px 28px 8px 8px;
  background: var(--terracotta);
  box-shadow: 12px 12px 0 var(--charcoal);
  transform: rotate(4deg);
}

.pdf-preview > span {
  position: absolute;
  top: 16px;
  left: 16px;
  padding: 4px 7px;
  border: 1px solid var(--charcoal);
  border-radius: 999px;
  font-size: 0.62rem;
  font-weight: 850;
}

.pdf-preview strong {
  max-width: 90px;
  font-size: 1.55rem;
  line-height: 0.9;
  letter-spacing: -0.06em;
}

.pdf-preview small {
  margin-top: 7px;
  font-size: 0.6rem;
}

.pdf-lines {
  display: grid;
  gap: 4px;
  margin-top: 18px;
}

.pdf-lines i {
  display: block;
  height: 2px;
  background: var(--charcoal);
}

.pdf-lines i:nth-child(2) {
  width: 76%;
}

.pdf-lines i:nth-child(3) {
  width: 54%;
}

.pdf-corner {
  position: absolute;
  top: -2px;
  right: -2px;
  width: 40px;
  height: 40px;
  border-bottom: 2px solid var(--charcoal);
  border-left: 2px solid var(--charcoal);
  border-radius: 0 28px 0 12px;
  background: var(--cream);
}

.lead-download {
  display: grid;
  gap: 14px;
  align-content: center;
  max-width: 520px;
}

.lead-download p {
  margin: 0;
  font-size: 0.8rem;
  line-height: 1.5;
  opacity: 0.72;
}

.consent-row {
  display: grid;
  grid-template-columns: 20px minmax(0, 1fr);
  align-items: start;
  gap: 10px;
  margin-top: 14px;
}

.consent-row input {
  width: 18px;
  height: 18px;
  margin: 2px 0 0;
  accent-color: var(--terracotta);
  cursor: pointer;
}

.enroll-form .consent-row label {
  margin: 0;
  font-size: 0.78rem;
  font-weight: 600;
  line-height: 1.45;
}

.consent-row a,
.price-legal a {
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.section-heading {
  display: grid;
  gap: 14px;
  margin-bottom: 34px;
}

.section-heading h2,
.format-intro h2,
.author-copy h2,
.faq-heading h2 {
  margin-bottom: 18px;
  font-size: clamp(2.25rem, 9vw, 4.6rem);
  line-height: 0.98;
  letter-spacing: -0.06em;
}

.section-heading > p {
  max-width: 530px;
  margin: 0;
  font-size: 1.02rem;
}

.module-grid {
  display: grid;
  gap: 14px;
}

.module-card {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 292px;
  padding: 24px;
  overflow: hidden;
  border: 1px solid var(--border-strong);
  border-radius: 26px 26px 26px 7px;
  background: rgba(var(--cream-rgb), 0.5);
  cursor: pointer;
  transform: translateZ(0);
  transition: transform 420ms var(--ease-premium), box-shadow 420ms var(--ease-premium), border-color 280ms ease;
}

.module-card:hover {
  transform: translateY(-5px) scale(1.012) rotate(-0.25deg);
  box-shadow: 0 22px 48px rgba(36, 31, 27, 0.18);
  border-color: var(--charcoal);
}

.module-card:focus-within {
  box-shadow: 0 0 0 4px rgba(194, 103, 60, 0.25), 0 18px 42px var(--shadow);
}

.module-topline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 34px;
}

.module-topline > span {
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  color: var(--cream);
  background: var(--charcoal);
  font-size: 0.84rem;
  font-weight: 850;
}

.module-topline small {
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.module-card h3 {
  max-width: 420px;
  margin-bottom: 12px;
  font-size: 1.45rem;
  line-height: 1.08;
  letter-spacing: -0.04em;
}

.module-summary {
  max-width: 560px;
  margin-bottom: 24px;
  font-size: 0.93rem;
  font-weight: 600;
}

.module-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  width: 100%;
  min-height: 48px;
  margin-top: auto;
  padding: 12px 0 0;
  border: 0;
  border-top: 1px solid var(--border-strong);
  color: inherit;
  background: transparent;
  font-size: 0.72rem;
  font-weight: 850;
  letter-spacing: 0.08em;
  text-align: left;
  text-transform: uppercase;
  cursor: pointer;
}

.module-toggle:focus-visible {
  outline: 3px solid var(--charcoal);
  outline-offset: 5px;
  border-radius: 4px;
}

.module-arrow {
  display: grid;
  flex: 0 0 32px;
  place-items: center;
  width: 32px;
  height: 32px;
  border: 1px solid currentColor;
  border-radius: 50%;
  font-size: 1.1rem;
  font-weight: 600;
  line-height: 1;
  transition: transform 420ms var(--ease-premium), background 280ms ease;
}

.module-card.is-expanded .module-arrow {
  transform: rotate(45deg);
}

.module-details {
  display: grid;
  grid-template-rows: 0fr;
  opacity: 0;
  transition: grid-template-rows 480ms var(--ease-premium), opacity 320ms ease;
}

.module-details-inner {
  min-height: 0;
  overflow: hidden;
}

.module-details ul {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 18px 0 2px 20px;
  font-size: 0.86rem;
  line-height: 1.4;
}

.module-details li::marker {
  color: var(--charcoal);
}

.module-more {
  display: inline-flex;
  align-self: flex-start;
  align-items: center;
  gap: 7px;
  margin: 0 0 18px;
  padding-bottom: 3px;
  border-bottom: 2px solid currentColor;
  font-size: 0.78rem;
  font-weight: 850;
}

.module-card.is-expanded .module-details {
  grid-template-rows: 1fr;
  opacity: 1;
}

.module-prompt-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin: 18px 0 6px;
}

.module-prompt-label {
  margin: 0;
  font-size: 0.78rem;
  font-weight: 850;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.prompt-copy-button {
  flex: 0 0 auto;
  padding: 7px 14px;
  border: 1px solid var(--charcoal);
  border-radius: 999px;
  color: inherit;
  background: transparent;
  font-size: 0.74rem;
  font-weight: 800;
  cursor: pointer;
  transition: background 200ms ease, color 200ms ease;
}

.prompt-copy-button:hover {
  background: rgba(194, 103, 60, 0.14);
}

.prompt-copy-button:focus-visible {
  outline: 3px solid var(--charcoal);
  outline-offset: 3px;
}

.prompt-copy-button.is-copied {
  color: var(--cream);
  background: var(--charcoal);
  border-color: var(--charcoal);
}

.module-prompt {
  overflow-x: auto;
  margin: 0;
  padding: 14px 16px;
  border: 1px solid var(--border-strong);
  border-radius: 10px;
  background: var(--cream);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.82rem;
  line-height: 1.5;
  white-space: pre-wrap;
}

.module-card-start,
.module-card-finish {
  background: var(--terracotta);
}

.module-card-dark {
  color: var(--panel-dark-ink);
  background: var(--panel-dark-bg);
}

.module-card-dark .module-topline > span {
  color: var(--panel-dark-bg);
  background: var(--terracotta);
}

.module-card-dark .module-toggle {
  border-top-color: rgba(246, 228, 211, 0.3);
}

.module-card-dark .module-toggle:focus-visible {
  outline-color: var(--panel-dark-ink);
}

.module-card-dark .module-details li::marker,
.module-card-dark .module-arrow {
  color: var(--terracotta);
}

.format-grid {
  position: relative;
  display: grid;
  gap: 34px;
}

.format-grid > *:not(.format-abstract) {
  position: relative;
  z-index: 1;
}

.format-abstract {
  position: absolute;
  z-index: 0;
  top: -110px;
  left: -115px;
  width: 330px;
  height: auto;
  opacity: 0.82;
  transform: rotate(-9deg);
}

.format-intro > p:last-child {
  max-width: 570px;
  font-size: 1.05rem;
}

.format-list {
  border-top: 1px solid var(--border-strong);
}

.format-list article {
  display: grid;
  grid-template-columns: 54px 1fr;
  gap: 16px;
  padding: 22px 0;
  border-bottom: 1px solid var(--border-strong);
  transition: transform 360ms var(--ease-premium), padding 360ms var(--ease-premium), background 280ms ease;
}

.format-list article:hover {
  padding-inline: 12px;
  background: rgba(194, 103, 60, 0.08);
  transform: translateX(4px);
}

.format-icon {
  display: grid;
  place-items: center;
  width: 50px;
  height: 50px;
  border: 1px solid var(--charcoal);
  border-radius: 50%;
  background: var(--terracotta);
  font-weight: 900;
}

.format-list h3 {
  margin-bottom: 5px;
  font-size: 1.13rem;
  line-height: 1.2;
}

.format-list p {
  margin: 0;
  font-size: 0.92rem;
}

.format-more {
  margin-top: 22px;
}

.guarantees-heading {
  max-width: 760px;
  margin-bottom: 34px;
}

.guarantees-heading h2 {
  margin-bottom: 0;
  font-size: clamp(2.25rem, 9vw, 4.6rem);
  line-height: 0.98;
  letter-spacing: -0.06em;
}

.guarantees-grid {
  display: grid;
  gap: 14px;
}

.guarantee-card {
  padding: 26px 24px;
  border: 1px solid var(--charcoal);
  border-radius: 26px 26px 26px 7px;
  background: rgba(var(--cream-rgb), 0.58);
  box-shadow: 10px 10px 0 rgba(194, 103, 60, 0.2);
}

.guarantee-card > span {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  margin-bottom: 30px;
  border: 1px solid var(--charcoal);
  border-radius: 50%;
  background: var(--terracotta);
  color: var(--panel-dark-bg);
  font-size: 0.72rem;
  font-weight: 900;
}

.guarantee-card h3 {
  margin-bottom: 14px;
  font-size: 1.35rem;
  line-height: 1.08;
  letter-spacing: -0.035em;
}

.guarantee-card p {
  margin: 0;
  font-size: 0.92rem;
  font-weight: 600;
}

.guarantee-card-dark {
  color: var(--cream);
  background: var(--charcoal);
  box-shadow: 10px 10px 0 rgba(194, 103, 60, 0.42);
}

.guarantee-card-dark > span {
  color: var(--panel-dark-bg);
  border-color: var(--terracotta);
}

.guarantees-link {
  margin-top: 30px;
}

.author-card {
  display: grid;
  gap: 36px;
  padding-block: 36px;
  border-top: 1px solid var(--border-strong);
  border-bottom: 1px solid var(--border-strong);
}

.author-stamp {
  position: relative;
  display: grid;
  place-items: center;
  width: min(360px, 84vw);
  aspect-ratio: 0.72;
  margin-inline: auto;
  overflow: hidden;
  border: 3px solid var(--charcoal);
  border-radius: 52px 64px 46px 60px / 60px 46px 64px 52px;
  background: var(--terracotta);
  transform: rotate(-3deg);
  box-shadow: 10px 14px 0 rgba(36, 31, 27, 0.08);
}

.author-stamp img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 12%;
  transform: rotate(3deg) scale(1.05);
}

.stamp-orbit {
  display: none;
}

.author-stamp i {
  position: absolute;
  width: 18px;
  height: 18px;
  border: 3px solid var(--terracotta);
  border-radius: 50%;
  background: var(--charcoal);
  z-index: 1;
}

.author-stamp i:nth-of-type(1) {
  top: -9px;
  right: 14%;
}

.author-stamp i:nth-of-type(2) {
  right: -9px;
  bottom: 30%;
}

.author-stamp i:nth-of-type(3) {
  bottom: -9px;
  left: 18%;
}

.author-copy p:not(.section-number) {
  max-width: 670px;
  font-size: 1.06rem;
}

.author-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0 22px;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 12px;
  padding-bottom: 4px;
  border-bottom: 2px solid var(--charcoal);
  font-weight: 850;
}

.text-link-inline {
  color: inherit;
  font-weight: 850;
  text-decoration: underline;
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
}

.text-link-inline:hover {
  text-decoration-color: transparent;
}

.price-includes {
  margin-bottom: 54px;
}

.bento-heading {
  max-width: 760px;
  margin-bottom: 30px;
}

.bento-heading h2 {
  margin-bottom: 0;
  font-size: clamp(2.25rem, 9vw, 4.6rem);
  line-height: 0.98;
  letter-spacing: -0.06em;
}

.bento-grid {
  display: grid;
  gap: 14px;
}

.bento-card {
  display: flex;
  min-width: 0;
  min-height: 190px;
  flex-direction: column;
  justify-content: flex-end;
  padding: 26px 24px;
  overflow: hidden;
  border: 1px solid var(--border-strong);
  border-radius: 26px 26px 26px 7px;
  background: rgba(var(--cream-rgb), 0.62);
  box-shadow: 0 18px 42px rgba(36, 31, 27, 0.07);
}

.bento-card h3 {
  margin-bottom: 12px;
  font-size: clamp(1.35rem, 6vw, 2rem);
  line-height: 1.05;
  letter-spacing: -0.04em;
  overflow-wrap: anywhere;
}

.bento-card p {
  max-width: 460px;
  margin: 0;
  font-weight: 600;
  line-height: 1.55;
}

.bento-card-featured {
  min-height: 270px;
  border-color: var(--charcoal);
  background: var(--terracotta);
  box-shadow: 14px 14px 0 rgba(36, 31, 27, 0.12);
}

.bento-card-featured h3 {
  max-width: 520px;
  font-size: clamp(2.25rem, 11vw, 4.8rem);
  line-height: 0.92;
  letter-spacing: -0.065em;
}

.price-card {
  display: grid;
  gap: 44px;
  overflow: hidden;
  padding: 30px 24px;
  border-radius: 30px 30px 30px 8px;
  color: var(--panel-dark-ink);
  background: var(--panel-dark-bg);
  box-shadow: 0 28px 0 rgba(194, 103, 60, 0.32);
}

.eyebrow-light > span {
  background: var(--terracotta);
}

.price-copy h2 {
  max-width: 650px;
  margin-bottom: 18px;
  font-size: clamp(2.35rem, 10vw, 5rem);
  line-height: 0.95;
  letter-spacing: -0.065em;
}

.price-copy > p {
  max-width: 510px;
}

.price-trust {
  display: inline-flex;
  margin-top: 14px;
  padding: 10px 16px;
  border: 1px solid rgba(246, 228, 211, 0.4);
  border-radius: 999px;
  background: rgba(246, 228, 211, 0.08);
  font-size: 0.82rem;
  font-weight: 650;
  line-height: 1.4;
}

.price-offer {
  padding: 24px;
  border: 1px solid rgba(246, 228, 211, 0.3);
  border-radius: 24px;
}

.price-offer > span {
  display: block;
  margin-bottom: 8px;
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.price-offer strong {
  display: block;
  margin-bottom: 5px;
  color: var(--terracotta);
  font-size: clamp(2rem, 9vw, 3.6rem);
  line-height: 1;
  letter-spacing: -0.055em;
}

.price-offer > p {
  margin-bottom: 24px;
  font-size: 0.86rem;
  opacity: 0.75;
}

.price-offer .price-legal {
  margin: 14px 0 0;
  font-size: 0.7rem;
  line-height: 1.5;
  opacity: 0.72;
}

.button-price {
  width: 100%;
  color: var(--panel-dark-bg);
  background: var(--panel-dark-ink);
  border-color: var(--panel-dark-ink);
}

.enrollment-area {
  display: grid;
  grid-column: 1 / -1;
  gap: 24px;
  min-width: 0;
  padding: 24px;
  border: 1px solid var(--panel-dark-bg);
  border-radius: 26px 26px 26px 7px;
  color: var(--panel-dark-bg);
  background: color-mix(in srgb, var(--terracotta) 88%, white 12%);
  box-shadow: 12px 12px 0 rgba(246, 228, 211, 0.16);
}

.enrollment-intro {
  max-width: 560px;
  margin: 0;
  font-size: clamp(1.2rem, 5vw, 1.7rem);
  font-weight: 850;
  line-height: 1.15;
  letter-spacing: -0.025em;
}

.enroll-form {
  display: grid;
  min-width: 0;
}

.enroll-form > label {
  margin: 0 0 8px;
  font-size: 0.86rem;
  font-weight: 850;
}

.enroll-form > input[type="text"] {
  width: 100%;
  min-width: 0;
  min-height: 50px;
  margin-bottom: 16px;
  padding: 12px 16px;
  border: 1px solid var(--panel-dark-bg);
  border-radius: 14px;
  color: var(--panel-dark-bg);
  background: var(--panel-dark-ink);
}

.enroll-form > input[type="text"]::placeholder {
  color: rgba(36, 31, 27, 0.58);
}

.enroll-form input.is-invalid {
  border-color: #8a2e17;
  background: rgba(138, 46, 23, 0.06);
}

.field-error {
  display: none;
  margin: -10px 0 14px;
  color: #8a2e17;
  font-size: 0.78rem;
  font-weight: 700;
  line-height: 1.4;
}

.field-error.is-visible {
  display: block;
}

.enroll-form .consent-row {
  margin: 2px 0 18px;
}

.enroll-form .button-price {
  color: var(--panel-dark-ink);
  background: var(--panel-dark-bg);
  border-color: var(--panel-dark-bg);
}

/* Форма заявки в тёмной теме перестаёт быть «всегда светлой» панелью и
   становится обычной приподнятой тёмной поверхностью с акцентной кнопкой —
   иначе единственное светлое пятно на тёмной странице. Светлую тему это
   не трогает: там всё то же, что было. */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .enrollment-area {
    border-color: var(--border-strong);
    color: var(--charcoal);
    background: var(--surface-elevated);
    box-shadow: 12px 12px 0 rgba(0, 0, 0, 0.22);
  }

  :root:not([data-theme="light"]) .enroll-form > input[type="text"] {
    border-color: var(--border-strong);
    color: var(--charcoal);
    background: var(--cream);
  }

  :root:not([data-theme="light"]) .enroll-form > input[type="text"]:focus-visible {
    border-color: var(--terracotta);
    outline: 2px solid var(--terracotta);
    outline-offset: 1px;
  }

  :root:not([data-theme="light"]) .enroll-form > input[type="text"]::placeholder {
    color: var(--dark-ink-secondary);
  }

  :root:not([data-theme="light"]) .enroll-form .button-price {
    color: var(--dark-bg);
    background: var(--terracotta);
    border-color: var(--terracotta);
  }

  :root:not([data-theme="light"]) .enroll-form .button-price:hover {
    background: var(--terracotta-hover);
    border-color: var(--terracotta-hover);
  }
}

:root[data-theme="dark"] .enrollment-area {
  border-color: var(--border-strong);
  color: var(--charcoal);
  background: var(--surface-elevated);
  box-shadow: 12px 12px 0 rgba(0, 0, 0, 0.22);
}

:root[data-theme="dark"] .enroll-form > input[type="text"] {
  border-color: var(--border-strong);
  color: var(--charcoal);
  background: var(--cream);
}

:root[data-theme="dark"] .enroll-form > input[type="text"]:focus-visible {
  border-color: var(--terracotta);
  outline: 2px solid var(--terracotta);
  outline-offset: 1px;
}

:root[data-theme="dark"] .enroll-form > input[type="text"]::placeholder {
  color: var(--dark-ink-secondary);
}

:root[data-theme="dark"] .enroll-form .button-price {
  color: var(--dark-bg);
  background: var(--terracotta);
  border-color: var(--terracotta);
}

:root[data-theme="dark"] .enroll-form .button-price:hover {
  background: var(--terracotta-hover);
  border-color: var(--terracotta-hover);
}

.enroll-form .button:disabled,
.enroll-form .button:disabled:hover {
  opacity: 0.45;
  box-shadow: none;
  cursor: not-allowed;
  transform: none;
}

.faq-grid {
  display: grid;
  gap: 34px;
}

.faq-heading > p:last-child {
  max-width: 390px;
}

.faq-list {
  border-top: 1px solid var(--border-strong);
}

.faq-list details {
  border-bottom: 1px solid var(--border-strong);
  transition: background 280ms ease, padding 360ms var(--ease-premium);
}

.faq-list details:hover,
.faq-list details[open] {
  padding-inline: 12px;
  background: rgba(194, 103, 60, 0.08);
}

.faq-list summary {
  display: grid;
  grid-template-columns: 1fr 34px;
  align-items: center;
  gap: 14px;
  padding: 21px 0;
  font-size: 1.03rem;
  font-weight: 800;
  line-height: 1.28;
  list-style: none;
  cursor: pointer;
}

.faq-list summary:focus-visible {
  outline: 3px solid var(--charcoal);
  outline-offset: 4px;
  border-radius: 6px;
}

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

.faq-list summary span {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border: 1px solid var(--charcoal);
  border-radius: 50%;
  background: var(--terracotta);
  transition: transform 180ms ease;
}

.faq-list details[open] summary span {
  transform: rotate(45deg);
}

.faq-list details p {
  max-width: 640px;
  padding: 0 48px 22px 0;
  font-weight: 600;
}

.site-footer {
  padding: 40px 0 26px;
  color: var(--panel-dark-ink);
  background: var(--panel-dark-bg);
}

.footer-inner {
  display: grid;
  justify-items: start;
  gap: 24px;
}

.brand-footer .brand-name {
  display: inline;
}

.footer-channel {
  padding-bottom: 4px;
  border-bottom: 1px solid rgba(246, 228, 211, 0.55);
  font-weight: 750;
}

.footer-inner > p {
  margin: 0;
  font-size: 0.82rem;
  opacity: 0.7;
}

.footer-legal {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  padding-top: 20px;
  border-top: 1px solid rgba(246, 228, 211, 0.2);
  font-size: 0.76rem;
}

.footer-legal a {
  opacity: 0.72;
  text-decoration: underline;
  text-decoration-color: rgba(246, 228, 211, 0.36);
  text-underline-offset: 4px;
  transition: opacity 220ms ease, text-decoration-color 220ms ease;
}

.footer-legal a:hover,
.footer-legal a:focus-visible {
  opacity: 1;
  text-decoration-color: var(--terracotta);
}

.legal-page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.legal-main {
  flex: 1 0 auto;
  padding: 62px 0 84px;
}

.legal-layout {
  max-width: 960px;
}

.legal-hero {
  padding-bottom: 34px;
  border-bottom: 1px solid var(--border-strong);
}

.legal-hero h1 {
  max-width: 900px;
  margin-bottom: 22px;
  font-size: clamp(2.65rem, 12vw, 6rem);
  font-weight: 880;
  line-height: 0.94;
  letter-spacing: -0.065em;
  overflow-wrap: anywhere;
}

.legal-date {
  margin: 0;
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.legal-document {
  margin-top: 28px;
  overflow-wrap: anywhere;
}

.legal-lead {
  margin-bottom: 42px;
  padding: 22px;
  border: 1px solid var(--border-strong);
  border-radius: 22px 22px 22px 7px;
  background: rgba(194, 103, 60, 0.12);
  font-size: 1.02rem;
  line-height: 1.7;
}

.legal-section {
  padding: 28px 0 22px;
  border-top: 1px solid var(--border);
}

.legal-section:first-child {
  border-top: 0;
}

.legal-section h2 {
  margin-bottom: 20px;
  font-size: clamp(1.35rem, 5vw, 2rem);
  line-height: 1.12;
  letter-spacing: -0.035em;
}

.legal-section p,
.legal-list {
  max-width: 840px;
  font-size: 0.96rem;
  line-height: 1.72;
}

.legal-section p {
  margin-bottom: 14px;
}

.legal-list {
  display: grid;
  gap: 8px;
  margin: -2px 0 18px;
  padding: 0;
  list-style: none;
}

.legal-requisites {
  margin-top: 18px;
  padding: 26px 22px;
  border: 1px solid var(--border-strong);
  border-radius: 22px 22px 22px 7px;
  background: rgba(194, 103, 60, 0.1);
}

.legal-requisites p:last-child {
  margin-bottom: 0;
}

.reveal-ready {
  opacity: 0;
  translate: 0 24px;
}

.reveal-ready.is-visible {
  animation: reveal-in 720ms var(--ease-premium) var(--reveal-delay, 0ms) both;
}

@keyframes reveal-in {
  from {
    opacity: 0;
    translate: 0 24px;
  }
  to {
    opacity: 1;
    translate: 0 0;
  }
}

.other-page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.other-page .site-header {
  flex: 0 0 auto;
}

.other-main {
  flex: 1 0 auto;
  padding: 66px 0 82px;
}

.other-back {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  margin-left: auto;
  padding: 9px 15px;
  border: 1px solid var(--charcoal);
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 800;
  transition: transform 320ms var(--ease-premium), background 280ms ease, box-shadow 320ms var(--ease-premium);
}

.other-back:hover {
  background: rgba(194, 103, 60, 0.14);
  box-shadow: 0 10px 24px var(--shadow);
  transform: translateY(-2px) scale(1.018);
}

.other-layout {
  position: relative;
  display: grid;
  gap: 22px;
}

.other-copy {
  position: relative;
  z-index: 1;
}

.other-copy h1 {
  margin-bottom: 20px;
  font-size: clamp(3.8rem, 18vw, 8.8rem);
  font-weight: 880;
  line-height: 0.88;
  letter-spacing: -0.08em;
}

.other-copy > p:last-child {
  max-width: 590px;
  font-size: clamp(1.05rem, 3vw, 1.25rem);
}

.other-card {
  position: relative;
  z-index: 1;
  padding: 28px 24px;
  border: 1px solid var(--charcoal);
  border-radius: 28px 28px 28px 8px;
  box-shadow: 0 16px 36px rgba(36, 31, 27, 0.08);
  transition: transform 320ms var(--ease-premium), box-shadow 320ms var(--ease-premium);
}

.other-card:hover {
  box-shadow: 0 22px 44px rgba(36, 31, 27, 0.15);
  transform: translateY(-4px);
}

.materials-card {
  background: var(--terracotta);
}

.other-card h2 {
  margin-bottom: 16px;
  font-size: clamp(1.8rem, 7vw, 2.75rem);
  line-height: 1;
  letter-spacing: -0.05em;
  overflow-wrap: anywhere;
}

.materials-card p {
  margin-bottom: 24px;
}

.materials-card .button {
  color: var(--cream);
  background: var(--charcoal);
}

.materials-card small {
  display: block;
  margin-top: 14px;
  font-size: 0.76rem;
  line-height: 1.45;
}

.glossary-card {
  background: rgba(var(--cream-rgb), 0.78);
}

.glossary-jump {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 24px 0 8px;
}

.glossary-jump a {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border: 1px solid var(--border-strong);
  border-radius: 9px;
  color: inherit;
  background: rgba(var(--cream-rgb), 0.6);
  font-size: 0.82rem;
  font-weight: 800;
  transition: border-color 220ms ease, background 220ms ease, transform 220ms var(--ease-premium);
}

.glossary-jump a:hover {
  border-color: var(--charcoal);
  background: rgba(194, 103, 60, 0.16);
  transform: translateY(-2px);
}

.glossary-letter-group {
  margin-top: 34px;
  scroll-margin-top: 100px;
}

.glossary-letter-heading {
  margin-bottom: 14px;
  color: var(--terracotta);
  font-size: 1.7rem;
  font-weight: 900;
  letter-spacing: -0.02em;
}

.glossary-term-grid {
  display: grid;
  gap: 12px;
}

@media (min-width: 640px) {
  .glossary-term-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.glossary-term-card {
  padding: 18px 20px;
  border: 1px solid var(--border-strong);
  border-radius: 18px 18px 18px 6px;
  background: rgba(var(--cream-rgb), 0.55);
}

.glossary-term-card h3 {
  margin-bottom: 8px;
  font-size: 1rem;
  letter-spacing: -0.01em;
}

.glossary-term-card p {
  margin: 0;
  font-size: 0.88rem;
  font-weight: 600;
  line-height: 1.6;
}

.glossary-term-card p + p {
  margin-top: 8px;
  font-weight: 500;
  opacity: 0.85;
}

.promo-card {
  color: var(--cream);
  background: var(--charcoal);
}

.promo-card .section-number {
  opacity: 0.7;
}

.promo-card .button {
  color: var(--charcoal);
  background: var(--cream);
  border-color: var(--cream);
}

.other-abstract {
  position: absolute;
  z-index: 0;
  top: -72px;
  right: -90px;
  width: min(430px, 100vw);
  opacity: 0.72;
  transform: rotate(13deg);
}

.success-main {
  display: grid;
  flex: 1 0 auto;
  place-items: center;
  padding: 66px 0 90px;
}

.success-card {
  max-width: 880px;
  padding: 38px 26px;
  border: 1px solid var(--charcoal);
  border-radius: 34px 34px 34px 9px;
  background: var(--terracotta);
  box-shadow: 16px 16px 0 rgba(36, 31, 27, 0.12);
}

.success-card h1 {
  margin-bottom: 20px;
  font-size: clamp(2.8rem, 13vw, 6.6rem);
  line-height: 0.92;
  letter-spacing: -0.07em;
}

.success-card > p:not(.section-number) {
  max-width: 650px;
  margin-bottom: 28px;
  font-size: clamp(1.05rem, 3vw, 1.25rem);
  font-weight: 600;
}

.floating-enroll {
  position: fixed;
  z-index: 49;
  bottom: max(18px, env(safe-area-inset-bottom));
  left: 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 52px;
  padding: 12px 20px;
  border: 1px solid var(--charcoal);
  border-radius: 999px;
  color: var(--panel-dark-bg);
  background: var(--terracotta);
  box-shadow: 0 14px 30px rgba(36, 31, 27, 0.24);
  font-size: 0.9rem;
  font-weight: 850;
  opacity: 0;
  pointer-events: none;
  transform: translateY(14px) scale(0.96);
  transition: opacity 220ms ease, transform 320ms var(--ease-premium), box-shadow 280ms ease;
}

.floating-enroll.is-visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0) scale(1);
}

.floating-enroll.is-visible:hover {
  box-shadow: 0 18px 36px rgba(36, 31, 27, 0.32);
  transform: translateY(-3px) scale(1.02);
}

@media (max-width: 759px) {
  .floating-enroll {
    min-height: 44px;
    padding: 9px 16px;
    font-size: 0.82rem;
  }
}

.back-to-top {
  position: fixed;
  z-index: 50;
  right: max(18px, calc((100vw - 1120px) / 2));
  bottom: 18px;
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  padding: 0;
  border: 1px solid var(--cream);
  border-radius: 50%;
  color: var(--cream);
  background: var(--charcoal);
  box-shadow: 0 14px 30px rgba(36, 31, 27, 0.26);
  opacity: 0;
  pointer-events: none;
  transform: translateY(14px) scale(0.92);
  cursor: pointer;
  transition: opacity 220ms ease, transform 320ms var(--ease-premium), box-shadow 280ms ease;
}

.back-to-top span {
  font-size: 1.35rem;
  line-height: 1;
}

.back-to-top.is-visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0) scale(1);
}

.back-to-top:hover {
  box-shadow: 0 18px 36px rgba(36, 31, 27, 0.34);
  transform: translateY(-3px) scale(1.04);
}

.content-main {
  flex: 1 0 auto;
  padding: 54px 0 84px;
}

.content-layout {
  max-width: 1040px;
}

.content-breadcrumb {
  display: inline-flex;
  align-items: center;
  margin-bottom: 34px;
  padding-bottom: 3px;
  border-bottom: 1px solid var(--charcoal);
  font-size: 0.82rem;
  font-weight: 800;
}

.content-hero {
  position: relative;
  padding-bottom: 38px;
  border-bottom: 1px solid var(--border-strong);
}

.content-hero::after {
  content: "";
  position: absolute;
  right: 2%;
  bottom: -18px;
  width: 116px;
  height: 36px;
  border-radius: 50%;
  background: var(--terracotta);
  opacity: 0.34;
  transform: rotate(-7deg);
}

.module-hero {
  min-height: 250px;
  isolation: isolate;
}

.module-hero > *:not(.module-accent) {
  position: relative;
  z-index: 1;
}

.module-accent {
  position: absolute;
  z-index: 0;
  top: 6px;
  right: 0;
  width: 132px;
  height: auto;
  opacity: 0.46;
  transform-origin: center;
}

.module-accent-0 { transform: rotate(-5deg); }
.module-accent-1 { transform: rotate(7deg); }
.module-accent-2 { transform: rotate(-9deg); }
.module-accent-3 { transform: rotate(5deg); }
.module-accent-4 { transform: rotate(-3deg); }
.module-accent-5 { transform: rotate(9deg); }

.content-hero h1 {
  max-width: 940px;
  margin-bottom: 24px;
  font-size: clamp(2.7rem, 11vw, 6.2rem);
  font-weight: 880;
  line-height: 0.94;
  letter-spacing: -0.065em;
  overflow-wrap: anywhere;
}

.content-lead {
  max-width: 780px;
  margin: 0;
  font-size: clamp(1.08rem, 3vw, 1.3rem);
  line-height: 1.55;
}

.content-statement {
  max-width: 880px;
  margin: 0 0 18px;
  color: var(--terracotta);
  font-size: clamp(1.75rem, 6vw, 3.5rem);
  font-weight: 850;
  line-height: 1.06;
  letter-spacing: -0.045em;
  overflow-wrap: anywhere;
}

.content-statement + .content-lead {
  color: var(--charcoal);
  font-weight: 800;
  font-size: clamp(1.3rem, 4vw, 2rem);
  letter-spacing: -0.03em;
}

.content-grid {
  display: grid;
  gap: 16px;
  margin: 34px 0;
}

.content-panel {
  padding: 28px 24px;
  border: 1px solid var(--border-strong);
  border-radius: 26px 26px 26px 7px;
  background: rgba(var(--cream-rgb), 0.58);
  box-shadow: 0 18px 42px rgba(36, 31, 27, 0.07);
}

.content-panel p + p {
  margin-top: 10px;
}

.content-panel-accent {
  border-color: var(--charcoal);
  background:
    linear-gradient(rgba(194, 103, 60, 0.24), rgba(194, 103, 60, 0.24)),
    var(--cream);
  box-shadow: 12px 12px 0 rgba(36, 31, 27, 0.1);
}

.content-panel-note {
  background: rgba(194, 103, 60, 0.12);
}

.content-panel .section-number {
  margin-bottom: 18px;
}

.content-panel > p:last-child {
  font-size: 1.04rem;
  font-weight: 600;
  line-height: 1.66;
}

.content-panel h2 {
  margin-bottom: 20px;
  font-size: clamp(1.75rem, 6vw, 2.7rem);
  line-height: 1;
  letter-spacing: -0.045em;
}

.content-checklist {
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.content-checklist li {
  position: relative;
  padding-left: 34px;
  font-weight: 600;
  line-height: 1.5;
}

.content-checklist li::before {
  content: "✓";
  position: absolute;
  top: 0;
  left: 0;
  display: grid;
  place-items: center;
  width: 24px;
  height: 24px;
  border: 1px solid var(--charcoal);
  border-radius: 50%;
  color: var(--cream);
  background: var(--charcoal);
  font-size: 0.72rem;
  font-weight: 900;
}

.module-pagination {
  display: grid;
  gap: 12px;
  margin-top: 32px;
}

.module-nav-link {
  display: flex;
  align-items: center;
  min-height: 76px;
  padding: 18px 20px;
  border: 1px solid var(--charcoal);
  border-radius: 22px 22px 22px 7px;
  background: rgba(var(--cream-rgb), 0.66);
  font-size: 0.9rem;
  font-weight: 850;
  line-height: 1.25;
  transition: transform 320ms var(--ease-premium), background 280ms ease, box-shadow 320ms var(--ease-premium);
}

.module-nav-link:hover {
  background: rgba(194, 103, 60, 0.13);
  box-shadow: 0 12px 28px var(--shadow);
  transform: translateY(-2px);
}

.module-nav-next {
  justify-content: flex-end;
  text-align: right;
}

.module-nav-enroll {
  justify-content: center;
  color: var(--cream);
  background: var(--charcoal);
  text-align: center;
}

.module-nav-enroll:hover {
  background: var(--charcoal);
}

.content-cta {
  display: grid;
  gap: 24px;
  margin-top: 54px;
  padding: 30px 24px;
  border-radius: 28px 28px 28px 8px;
  color: var(--cream);
  background: var(--charcoal);
  box-shadow: 0 20px 0 rgba(194, 103, 60, 0.28);
}

.content-cta h2 {
  margin: 0;
  font-size: clamp(2rem, 7vw, 3.65rem);
  line-height: 0.98;
  letter-spacing: -0.055em;
}

.content-cta .button {
  color: var(--charcoal);
  background: var(--cream);
  border-color: var(--cream);
}

.format-detail-intro {
  max-width: 830px;
}

.content-hero + section {
  margin-top: 46px;
}

.about-profile {
  display: grid;
  gap: 38px;
  align-items: center;
  padding-bottom: 42px;
  border-bottom: 1px solid var(--border-strong);
}

.about-profile .author-stamp {
  width: min(320px, 78vw);
}

.about-copy > p {
  max-width: 680px;
  font-size: 1.06rem;
  line-height: 1.65;
}

.about-story {
  padding-top: 46px;
}

.about-story-copy {
  max-width: 780px;
}

.about-story-copy p {
  margin-bottom: 0;
  font-size: clamp(1.06rem, 2.2vw, 1.18rem);
  line-height: 1.72;
}

.about-story-copy p + p {
  margin-top: 1.5em;
}

.content-section-title {
  margin-bottom: 24px;
  font-size: clamp(2rem, 7vw, 3.5rem);
  line-height: 0.98;
  letter-spacing: -0.05em;
}

.format-steps {
  margin: 36px 0 0;
  padding: 0;
  border-top: 1px solid var(--border-strong);
  list-style: none;
  counter-reset: format-step;
}

.format-steps li {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr);
  gap: 16px;
  padding: 24px 0;
  border-bottom: 1px solid var(--border-strong);
  counter-increment: format-step;
}

.format-steps li::before {
  content: counter(format-step, decimal-leading-zero);
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border: 1px solid var(--charcoal);
  border-radius: 50%;
  background: var(--terracotta);
  font-size: 0.76rem;
  font-weight: 900;
}

.format-steps p {
  align-self: center;
  margin: 0;
  font-size: 1.02rem;
  font-weight: 700;
}

.support-grid {
  display: grid;
  gap: 16px;
  margin-top: 42px;
}

.support-card {
  padding: 28px 24px;
  border: 1px solid var(--charcoal);
  border-radius: 26px 26px 26px 7px;
  background: rgba(var(--cream-rgb), 0.6);
}

.support-card-accent {
  background:
    linear-gradient(rgba(194, 103, 60, 0.24), rgba(194, 103, 60, 0.24)),
    var(--cream);
}

.support-card h2 {
  margin-bottom: 14px;
  font-size: clamp(1.65rem, 5vw, 2.35rem);
  line-height: 1;
  letter-spacing: -0.04em;
}

.support-card p {
  margin: 0;
  font-weight: 600;
  line-height: 1.65;
}

.access-hero {
  text-align: center;
}

.access-hero .eyebrow {
  justify-content: center;
}

.access-hero h1 {
  max-width: 780px;
  margin-left: auto;
  margin-right: auto;
  text-wrap: balance;
}

.access-hero .content-lead {
  margin-left: auto;
  margin-right: auto;
}

.access-program {
  margin-top: 46px;
}

.access-cover-grid {
  display: grid;
  gap: 16px;
  margin-top: 20px;
}

@media (min-width: 640px) {
  .access-cover-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 980px) {
  .access-cover-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.access-cover-card {
  position: relative;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid var(--border-strong);
  border-radius: 26px 26px 26px 7px;
  background: rgba(var(--cream-rgb), 0.5);
  transition: border-color 280ms ease, box-shadow 280ms ease, opacity 640ms var(--ease-premium), transform 640ms var(--ease-premium);
}

.access-cover-card:hover {
  border-color: var(--charcoal);
  box-shadow: 0 18px 40px var(--shadow);
}

.access-cover-card:focus-within {
  box-shadow: 0 0 0 4px rgba(194, 103, 60, 0.25), 0 18px 42px var(--shadow);
}

.access-cover-card.is-pending-reveal {
  opacity: 0;
  transform: translateY(20px);
}

@media (prefers-reduced-motion: reduce) {
  .access-cover-card {
    transition: border-color 280ms ease, box-shadow 280ms ease;
  }
}

.access-cover {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: rgba(var(--cream-rgb), 0.6);
}

.access-cover img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 420ms var(--ease-premium);
}

.access-cover-card:hover .access-cover img {
  transform: scale(1.04);
}

.access-cover::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 42%;
  background: linear-gradient(to top, rgba(36, 31, 27, 0.5), transparent);
  pointer-events: none;
}

.lesson-badge {
  position: absolute;
  z-index: 2;
  top: 10px;
  display: none;
  align-items: center;
  gap: 5px;
  padding: 5px 11px;
  border-radius: 999px;
  font-size: 0.68rem;
  font-weight: 850;
  letter-spacing: 0.01em;
  white-space: nowrap;
  pointer-events: none;
  box-shadow: 0 6px 16px rgba(36, 31, 27, 0.25);
}

.lesson-badge-done {
  left: 10px;
  color: var(--cream);
  background: var(--charcoal);
}

.access-cover-card.is-done .lesson-badge-done {
  display: inline-flex;
}

.lesson-badge-locked {
  right: 10px;
  color: var(--charcoal);
  background: rgba(var(--cream-rgb), 0.94);
  border: 1px solid var(--border-strong);
}

.access-cover-card.is-locked .lesson-badge-locked {
  display: inline-flex;
}

.access-card-footer {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 16px 18px;
}

.access-card-footer-text {
  flex: 1 1 auto;
  min-width: 0;
}

.access-card-footer-title {
  margin: 0 0 4px;
  font-size: 0.98rem;
  font-weight: 800;
  line-height: 1.3;
}

.access-card-footer-action {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 850;
}

.access-card-footer-action::after {
  content: "";
  position: absolute;
  z-index: 1;
  inset: 0;
}

.access-cover-card.is-locked .access-card-footer-action {
  color: rgba(var(--charcoal-rgb), 0.72);
  font-weight: 700;
  text-decoration: none;
}

.access-notify-link {
  position: relative;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  margin-top: 6px;
  font-size: 0.74rem;
  font-weight: 750;
  opacity: 0.72;
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  transition: opacity 180ms ease, color 180ms ease;
}

.access-notify-link:hover {
  opacity: 1;
  color: var(--terracotta);
}

.access-cover-card.is-locked .access-cover img {
  filter: grayscale(55%) brightness(0.96);
}

.access-info-toggle {
  position: relative;
  z-index: 2;
  display: grid;
  flex: 0 0 30px;
  place-items: center;
  width: 30px;
  height: 30px;
  border: 1px solid var(--border-strong);
  border-radius: 50%;
  color: inherit;
  background: transparent;
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1;
  cursor: pointer;
  transition: transform 320ms var(--ease-premium), background 220ms ease, border-color 220ms ease, color 220ms ease;
}

.access-info-toggle:hover {
  border-color: var(--charcoal);
  background: rgba(194, 103, 60, 0.14);
}

.access-cover-card.is-info-open .access-info-toggle {
  transform: rotate(45deg);
  color: var(--cream);
  background: var(--charcoal);
  border-color: var(--charcoal);
}

.access-info-panel {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-rows: 0fr;
  margin: 0 18px;
  opacity: 0;
  transition: grid-template-rows 420ms var(--ease-premium), opacity 280ms ease, margin 420ms var(--ease-premium);
}

.access-cover-card.is-info-open .access-info-panel {
  grid-template-rows: 1fr;
  opacity: 1;
  margin: -4px 18px 18px;
}

.access-info-panel-inner {
  min-height: 0;
  overflow: hidden;
}

.access-info-panel p {
  margin: 0;
  padding-top: 12px;
  border-top: 1px solid var(--border-strong);
  font-size: 0.86rem;
  line-height: 1.55;
}

.lesson-complete {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 20px;
  font-weight: 800;
  cursor: pointer;
}

.lesson-complete-input {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
}

.lesson-complete-box {
  display: grid;
  flex: 0 0 26px;
  place-items: center;
  width: 26px;
  height: 26px;
  border: 1px solid var(--charcoal);
  border-radius: 50%;
  background: rgba(var(--cream-rgb), 0.7);
  transition: background 220ms ease, border-color 220ms ease;
}

.lesson-complete-box::after {
  content: "✓";
  color: var(--cream);
  font-size: 0.78rem;
  font-weight: 900;
  opacity: 0;
  transition: opacity 180ms ease;
}

.lesson-complete-input:checked + .lesson-complete-box {
  background: var(--charcoal);
  border-color: var(--charcoal);
}

.lesson-complete-input:checked + .lesson-complete-box::after {
  opacity: 1;
}

.lesson-complete-input:focus-visible + .lesson-complete-box {
  outline: 3px solid var(--charcoal);
  outline-offset: 3px;
}

.video-embed-placeholder {
  position: relative;
  display: grid;
  aspect-ratio: 16 / 9;
  place-items: center;
  gap: 10px;
  width: 100%;
  margin: auto 0 22px;
  padding: 20px;
  overflow: hidden;
  border: 1px dashed var(--border-strong);
  border-radius: 20px 20px 20px 6px;
  background:
    radial-gradient(circle at 50% 42%, rgba(194, 103, 60, 0.28), transparent 38%),
    rgba(36, 31, 27, 0.06);
  text-align: center;
}

.video-embed-placeholder::before {
  content: "▶";
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  color: var(--cream);
  background: var(--charcoal);
  font-size: 1rem;
  line-height: 1;
  text-indent: 0.16em;
}

.video-embed-placeholder p {
  max-width: 260px;
  margin: 0;
  font-size: 0.86rem;
  font-weight: 750;
  line-height: 1.35;
}

.video-embed-placeholder iframe {
  position: absolute;
  z-index: 2;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

.access-support .module-more {
  margin-bottom: 0;
}

.lesson-materials {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin: 0 0 16px;
}

.lesson-materials-copy p:last-child {
  margin: 0;
  font-weight: 600;
}

.button-pending,
.button-pending:hover {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
  transform: none;
  box-shadow: none;
}

.lesson-homework {
  margin-top: 16px;
}

.rating-widget {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 20px 0 14px;
}

.rating-btn {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border: 1px solid var(--border-strong);
  border-radius: 50%;
  color: inherit;
  background: rgba(var(--cream-rgb), 0.7);
  font-size: 0.86rem;
  font-weight: 800;
  line-height: 1;
  cursor: pointer;
  transition: transform 220ms var(--ease-premium), background 220ms ease, border-color 220ms ease, color 220ms ease;
}

.rating-btn:hover {
  border-color: var(--charcoal);
  transform: translateY(-2px);
}

.rating-btn.is-selected {
  color: var(--cream);
  background: var(--charcoal);
  border-color: var(--charcoal);
}

.rating-feedback {
  min-height: 1.4em;
  margin: 0;
  font-size: 0.86rem;
  font-weight: 800;
  color: var(--terracotta);
}

.rating-feedback a {
  font-weight: 800;
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

/* ── Заметка к домашнему заданию ────────────────────────────────────── */

.homework-note {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

.homework-note-label {
  display: block;
  margin-bottom: 8px;
  font-size: 0.84rem;
  font-weight: 800;
}

.homework-note-optional {
  font-weight: 600;
  opacity: 0.62;
}

.homework-note-input {
  width: 100%;
  min-height: 84px;
  padding: 12px 14px;
  border: 1px solid var(--border-strong);
  border-radius: 14px 14px 14px 5px;
  background: rgba(var(--cream-rgb), 0.75);
  color: inherit;
  font: inherit;
  font-size: 0.92rem;
  line-height: 1.5;
  resize: vertical;
  transition: border-color 200ms ease;
}

.homework-note-input:focus-visible {
  border-color: var(--charcoal);
  outline: none;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .homework-note-input:focus-visible {
    border-color: var(--terracotta);
  }
}

:root[data-theme="dark"] .homework-note-input:focus-visible {
  border-color: var(--terracotta);
}

.homework-note-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-top: 10px;
}

.homework-note-status {
  font-size: 0.78rem;
  font-weight: 750;
  opacity: 0.65;
}

.homework-note-send {
  color: var(--terracotta);
  font-size: 0.82rem;
  font-weight: 800;
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  white-space: nowrap;
  transition: color 180ms ease;
}

.homework-note-send:hover {
  color: var(--charcoal);
}

/* ── Содержание урока (только там, где страница реально длинная) ──── */

.lesson-toc {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 22px;
}

.lesson-toc a {
  padding: 8px 14px;
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  background: rgba(var(--cream-rgb), 0.55);
  font-size: 0.78rem;
  font-weight: 750;
  transition: border-color 200ms ease, background 200ms ease, transform 220ms var(--ease-premium);
}

.lesson-toc a:hover {
  border-color: var(--charcoal);
  transform: translateY(-1px);
}

/* ── Тайм-коды видео ─────────────────────────────────────────────── */

.lesson-timecodes {
  margin: 0 0 22px;
}

.lesson-timecodes-title {
  margin: 0 0 8px;
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  opacity: 0.6;
}

.lesson-timecode-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.lesson-timecode {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 14px;
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  background: rgba(var(--cream-rgb), 0.55);
  color: inherit;
  font: inherit;
  font-size: 0.82rem;
  font-weight: 750;
  line-height: 1.2;
  text-align: left;
  cursor: pointer;
  transition: border-color 200ms ease, background 200ms ease, transform 220ms var(--ease-premium);
}

.lesson-timecode:hover {
  border-color: var(--terracotta);
  transform: translateY(-1px);
}

.lesson-timecode.is-active {
  border-color: var(--charcoal);
  background: rgba(var(--cream-rgb), 0.9);
}

.lesson-timecode-time {
  flex: 0 0 auto;
  color: var(--terracotta);
  font-weight: 800;
  font-variant-numeric: tabular-nums;
}

.access-extras {
  margin-top: 54px;
}

.access-bonus,
.access-support {
  display: flex;
  flex-direction: column;
}

.access-bonus > p:not(.section-number),
.access-support > p:not(.section-number) {
  margin-bottom: 24px;
}

.access-bonus .button,
.access-support .module-more {
  align-self: flex-start;
  margin-top: auto;
}

.not-found-main {
  display: grid;
  flex: 1 0 auto;
  place-items: center;
  padding: 66px 0 90px;
}

.not-found-card {
  position: relative;
  overflow: hidden;
  max-width: 900px;
  padding: 42px 26px;
  border: 1px solid var(--charcoal);
  border-radius: 34px 34px 34px 9px;
  background:
    linear-gradient(rgba(194, 103, 60, 0.36), rgba(194, 103, 60, 0.36)),
    var(--cream);
  box-shadow: 18px 18px 0 rgba(36, 31, 27, 0.12);
}

.not-found-card::after {
  content: "404";
  position: absolute;
  right: -0.04em;
  bottom: -0.3em;
  color: rgba(var(--charcoal-rgb), 0.08);
  font-size: clamp(8rem, 34vw, 18rem);
  font-weight: 900;
  line-height: 1;
  letter-spacing: -0.1em;
  pointer-events: none;
}

.not-found-card > * {
  position: relative;
  z-index: 1;
}

.not-found-code {
  margin-bottom: 24px;
  font-size: 0.8rem;
  font-weight: 850;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.not-found-card h1 {
  max-width: 760px;
  margin-bottom: 22px;
  font-size: clamp(3rem, 13vw, 7rem);
  line-height: 0.9;
  letter-spacing: -0.07em;
}

.not-found-card > p:not(.not-found-code) {
  max-width: 590px;
  margin-bottom: 30px;
  font-size: clamp(1.05rem, 3vw, 1.24rem);
}

.not-found-card .button {
  color: var(--cream);
  background: var(--charcoal);
}

@media (min-width: 520px) {
  .brand-name {
    display: inline;
  }

  .hero-actions {
    display: flex;
    flex-wrap: wrap;
  }

  .button {
    width: auto;
  }

  .module-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .module-card-wide {
    grid-column: 1 / -1;
  }
}

@media (min-width: 760px) {
  .container {
    width: min(1120px, calc(100% - 64px));
  }

  .header-inner {
    padding-inline: 18px;
  }

  .header-nav {
    display: flex;
    align-items: center;
    gap: 24px;
    margin-left: auto;
    font-size: 0.86rem;
    font-weight: 700;
  }

  .header-nav a:not(.nav-other) {
    display: inline-flex;
  }

  .header-nav a {
    position: relative;
  }

  .header-nav a::after {
    content: "";
    position: absolute;
    right: 0;
    bottom: -5px;
    left: 0;
    height: 2px;
    background: var(--terracotta);
    transform: scaleX(0);
    transition: transform 180ms ease;
  }

  .header-nav a:hover::after {
    transform: scaleX(1);
  }

  .header-nav a.is-active::after {
    transform: scaleX(1);
  }

  .section-pad {
    padding: 76px 0;
  }

  .pain-card,
  .download-copy,
  .download-form-wrap,
  .price-card {
    padding: 46px;
  }

  .download-form-wrap {
    grid-template-columns: 190px 1fr;
    align-items: center;
  }

  .section-heading {
    grid-template-columns: minmax(0, 1.45fr) minmax(260px, 0.55fr);
    align-items: end;
  }

  .format-grid {
    grid-template-columns: minmax(0, 0.95fr) minmax(380px, 1.05fr);
    gap: 70px;
    align-items: start;
  }

  .module-hero {
    min-height: 230px;
    padding-right: 220px;
  }

  .module-accent {
    top: 10px;
    right: 12px;
    width: 205px;
    opacity: 0.72;
  }

  .guarantees-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .floating-enroll {
    right: auto;
    left: 50%;
    transform: translate(-50%, 14px) scale(0.96);
  }

  .floating-enroll.is-visible {
    transform: translate(-50%, 0) scale(1);
  }

  .floating-enroll.is-visible:hover {
    transform: translate(-50%, -3px) scale(1.02);
  }

  .author-card {
    grid-template-columns: minmax(300px, 0.9fr) minmax(0, 1.1fr);
    align-items: center;
    gap: 64px;
    padding-block: 62px;
  }

  .about-profile {
    grid-template-columns: minmax(280px, 0.9fr) minmax(0, 1.1fr);
    gap: 64px;
    padding: 20px 0 54px;
  }

  .price-card {
    grid-template-columns: minmax(0, 1.25fr) minmax(330px, 0.75fr);
    align-items: end;
  }

  .enrollment-area {
    grid-template-columns: minmax(220px, 0.72fr) minmax(0, 1.28fr);
    align-items: start;
    gap: 42px;
    padding: 34px;
  }

  .bento-grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    grid-template-rows: repeat(3, minmax(150px, auto));
  }

  .bento-card-featured {
    grid-column: 1 / span 7;
    grid-row: 1 / span 2;
    min-height: 360px;
    padding: 36px;
  }

  .bento-card:nth-child(2) {
    grid-column: 8 / -1;
    grid-row: 1;
  }

  .bento-card:nth-child(3) {
    grid-column: 8 / -1;
    grid-row: 2;
  }

  .bento-card:nth-child(4) {
    grid-column: 1 / span 4;
    grid-row: 3;
  }

  .bento-card:nth-child(5) {
    grid-column: 5 / span 4;
    grid-row: 3;
  }

  .bento-card:nth-child(6) {
    grid-column: 9 / -1;
    grid-row: 3;
  }

  .faq-grid {
    grid-template-columns: minmax(240px, 0.65fr) minmax(0, 1.35fr);
    gap: 90px;
  }

  .footer-inner {
    grid-template-columns: 1fr auto auto;
    align-items: center;
  }

  .footer-legal {
    grid-column: 1 / -1;
    width: 100%;
  }

  .legal-main {
    padding: 92px 0 118px;
  }

  .legal-hero {
    padding-bottom: 48px;
  }

  .legal-document {
    margin-top: 42px;
    padding: 20px 44px 34px;
    border: 1px solid var(--border);
    border-radius: 30px 30px 30px 8px;
    background: rgba(var(--cream-rgb), 0.5);
    box-shadow: 0 26px 58px rgba(36, 31, 27, 0.08);
  }

  .legal-lead {
    margin-top: 20px;
    padding: 30px;
  }

  .legal-section {
    padding: 36px 0 28px;
  }

  .other-main {
    padding: 96px 0 112px;
  }

  .other-layout {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    align-items: start;
    gap: 22px;
  }

  .other-copy {
    grid-column: 1 / -1;
    margin-bottom: 24px;
  }

  .other-card {
    padding: 38px;
  }

  .materials-card {
    grid-column: 1 / -1;
  }

  .glossary-card {
    grid-column: 1 / -1;
  }

  .other-layout > .hub-cross-links {
    grid-column: 1 / -1;
  }

  .promo-card {
    grid-column: 1 / span 5;
    grid-row: 3;
  }

  .success-card {
    padding: 58px 52px;
  }

  .content-main {
    padding: 82px 0 112px;
  }

  .content-hero {
    padding-bottom: 52px;
  }

  .content-grid,
  .support-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .support-grid-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .content-panel-note {
    grid-column: 1 / -1;
  }

  .content-panel,
  .support-card {
    padding: 36px;
  }

  .module-pagination {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .module-pagination-next-only .module-nav-next {
    grid-column: 2;
  }

  .content-cta {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    padding: 42px;
  }

  .format-steps li {
    grid-template-columns: 64px minmax(0, 1fr);
    gap: 24px;
    padding: 28px 16px;
  }

  .not-found-card {
    padding: 64px 58px;
  }
}

@media (min-width: 940px) {
  .hero {
    padding: 86px 0 80px;
  }

  .hero-grid {
    grid-template-columns: minmax(0, 1.25fr) minmax(350px, 0.75fr);
    align-items: center;
    gap: 54px;
  }

  .hero-visual {
    min-height: 460px;
  }

  .label-chat {
    top: 50px;
  }

  .label-agent {
    bottom: 48px;
  }

  .module-grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
  }

  .module-grid .module-card {
    grid-column: span 4;
    min-height: 320px;
  }

  .module-card-wide {
    grid-column: span 8;
  }

  .module-card-finish {
    grid-column: span 4;
  }
}

@media (min-width: 1024px) {
  .video-accent {
    display: block;
  }

  .video-accent-left {
    top: 17%;
    left: 0;
    transform: rotate(-8deg);
  }

  .video-accent-right {
    right: 0;
    bottom: 13%;
    transform: rotate(9deg);
  }
}

/* ---------------------------------------------------------
   Hub pages: Полезное, Блог, Глоссарий (filter tabs, card
   grids, article prose, author badge)
--------------------------------------------------------- */

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.hub-hero {
  padding-bottom: 30px;
}

.hub-hero .content-lead {
  max-width: 640px;
}

.featured-resources {
  position: relative;
  margin: 8px 0 34px;
  padding: 20px;
  border: 2px solid rgba(241, 113, 31, 0.72);
  border-radius: 8px;
  background:
    linear-gradient(135deg, rgba(255, 126, 31, 0.18), rgba(255, 185, 77, 0.08)),
    rgba(var(--cream-rgb), 0.64);
  box-shadow:
    0 0 0 1px rgba(255, 126, 31, 0.14),
    0 0 34px rgba(255, 104, 24, 0.28),
    0 18px 42px rgba(112, 49, 17, 0.16);
}

.featured-resources-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 16px;
}

.featured-resources-head .eyebrow {
  margin: 0;
}

.featured-resources-head h2 {
  margin: 0;
  font-size: clamp(1.35rem, 2vw, 2rem);
  line-height: 1.1;
}

.featured-grid {
  display: grid;
  gap: 14px;
}

.info-card-featured {
  border-color: rgba(241, 113, 31, 0.6);
  background: rgba(255, 248, 238, 0.82);
  box-shadow: inset 0 0 0 1px rgba(255, 126, 31, 0.12);
}

.info-card-featured:hover {
  border-color: #ff6f1f;
  box-shadow:
    0 0 0 1px rgba(255, 126, 31, 0.36),
    0 0 30px rgba(255, 104, 24, 0.34),
    0 18px 42px rgba(112, 49, 17, 0.2);
}

@media (min-width: 820px) {
  .featured-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .featured-grid .info-card-featured:first-child {
    grid-column: span 2;
  }
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .featured-resources {
    background:
      linear-gradient(135deg, rgba(255, 111, 31, 0.24), rgba(255, 162, 55, 0.08)),
      rgba(39, 30, 25, 0.9);
    border-color: rgba(255, 126, 31, 0.78);
    box-shadow:
      0 0 0 1px rgba(255, 126, 31, 0.24),
      0 0 42px rgba(255, 104, 24, 0.3),
      0 18px 46px rgba(0, 0, 0, 0.34);
  }

  :root:not([data-theme="light"]) .info-card-featured {
    background: rgba(44, 34, 28, 0.88);
  }
}

:root[data-theme="dark"] .featured-resources {
  background:
    linear-gradient(135deg, rgba(255, 111, 31, 0.24), rgba(255, 162, 55, 0.08)),
    rgba(39, 30, 25, 0.9);
  border-color: rgba(255, 126, 31, 0.78);
  box-shadow:
    0 0 0 1px rgba(255, 126, 31, 0.24),
    0 0 42px rgba(255, 104, 24, 0.3),
    0 18px 46px rgba(0, 0, 0, 0.34);
}

:root[data-theme="dark"] .info-card-featured {
  background: rgba(44, 34, 28, 0.88);
}

.filter-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 30px 0 34px;
}

.filter-tab {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 16px;
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  background: rgba(var(--cream-rgb), 0.55);
  color: inherit;
  font-size: 0.82rem;
  font-weight: 800;
  line-height: 1;
  cursor: pointer;
  transition: background 220ms ease, border-color 220ms ease, color 220ms ease, transform 220ms var(--ease-premium);
}

.filter-tab:hover {
  border-color: var(--charcoal);
  transform: translateY(-1px);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .filter-tab:hover {
    background: var(--surface-elevated);
  }
}

:root[data-theme="dark"] .filter-tab:hover {
  background: var(--surface-elevated);
}

.filter-tab.is-active {
  color: var(--cream);
  background: var(--charcoal);
  border-color: var(--charcoal);
}

.filter-tab-count {
  opacity: 0.62;
  font-weight: 700;
}

.filter-tab.is-active .filter-tab-count {
  opacity: 0.75;
}

.info-grid {
  display: grid;
  gap: 16px;
}

@media (min-width: 640px) {
  .info-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.info-card {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  padding: 26px 24px;
  border: 1px solid var(--border-strong);
  border-radius: 24px 24px 24px 7px;
  background: rgba(var(--cream-rgb), 0.5);
  transition: border-color 280ms ease, box-shadow 280ms ease, transform 280ms var(--ease-premium);
}

.info-card-cover {
  display: block;
  width: calc(100% + 50px);
  aspect-ratio: 16 / 9;
  margin: -27px -25px 16px;
  object-fit: cover;
}

.info-card:hover {
  border-color: var(--charcoal);
  box-shadow: 0 16px 36px var(--shadow);
  transform: translateY(-3px);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .info-card:hover {
    background: var(--surface-elevated);
  }
}

:root[data-theme="dark"] .info-card:hover {
  background: var(--surface-elevated);
}

.info-card-tag {
  display: inline-block;
  align-self: flex-start;
  margin-bottom: 14px;
  padding: 4px 11px;
  border-radius: 999px;
  background: rgba(194, 103, 60, 0.16);
  color: var(--terracotta);
  font-size: 0.68rem;
  font-weight: 850;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.info-card h3 {
  margin-bottom: 10px;
  font-size: 1.18rem;
  line-height: 1.22;
  letter-spacing: -0.02em;
}

.info-card p {
  margin: 0 0 20px;
  font-size: 0.92rem;
  line-height: 1.6;
}

.info-card-meta {
  margin: -8px 0 16px;
  font-size: 0.76rem;
  font-weight: 700;
  opacity: 0.65;
}

.info-card-link {
  margin-top: auto;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.82rem;
  font-weight: 850;
}

.info-card[hidden] {
  display: none;
}

.hub-empty {
  display: none;
  padding: 40px 0;
  text-align: center;
  font-weight: 700;
  opacity: 0.7;
}

.hub-empty.is-visible {
  display: block;
}

/* Article body prose (used on individual article pages) */

.article-full-body {
  max-width: 720px;
}

.article-full-body p {
  margin: 0 0 18px;
  font-size: 1.02rem;
  line-height: 1.7;
}

.article-full-body p:last-child {
  margin-bottom: 0;
}

.article-full-body strong {
  font-weight: 800;
}

.hub-cross-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 54px;
  padding-top: 30px;
  border-top: 1px solid var(--border-strong);
}

.hub-cross-links a {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 12px 18px;
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 850;
  transition: border-color 220ms ease, background 220ms ease;
}

.hub-cross-links a:hover {
  border-color: var(--charcoal);
  background: rgba(194, 103, 60, 0.1);
}

/* ---------------------------------------------------------
   Individual article page template
--------------------------------------------------------- */

.article-page-cover {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  margin: 28px 0 34px;
  border: 1px solid var(--border-strong);
  border-radius: 26px 26px 26px 7px;
  object-fit: cover;
}

.article-page-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 18px;
  margin: 20px 0 0;
  font-size: 0.84rem;
  font-weight: 700;
  opacity: 0.75;
}

.article-page-meta-author {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 850;
  opacity: 1;
}

.article-page-meta-author img {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  object-fit: cover;
  object-position: center top;
}

.article-page-level {
  padding: 3px 11px;
  border-radius: 999px;
  background: rgba(194, 103, 60, 0.16);
  color: var(--terracotta);
  font-size: 0.72rem;
  font-weight: 850;
}

.article-key-points {
  margin: 30px 0 34px;
  padding: 24px 24px 24px 22px;
  border-left: 4px solid var(--terracotta);
  border-radius: 4px 18px 18px 4px;
  background: rgba(194, 103, 60, 0.08);
}

.article-key-points .section-number {
  margin-bottom: 14px;
}

.article-key-points ul {
  display: grid;
  gap: 10px;
  margin: 0;
  padding-left: 20px;
}

.article-key-points li {
  font-size: 0.94rem;
  font-weight: 600;
  line-height: 1.55;
}

.article-steps {
  display: grid;
  gap: 14px;
  margin: 24px 0 34px;
  max-width: 720px;
}

.article-step {
  display: flex;
  gap: 16px;
  padding: 18px 20px;
  border: 1px solid var(--border-strong);
  border-radius: 18px 18px 18px 6px;
  background: rgba(var(--cream-rgb), 0.5);
}

.article-step-num {
  display: grid;
  flex: 0 0 30px;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--terracotta);
  color: var(--cream);
  font-size: 0.86rem;
  font-weight: 900;
}

.article-step h3 {
  margin: 0 0 4px;
  font-size: 1rem;
}

.article-step p {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.55;
}

.article-feedback {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  max-width: 720px;
  margin: 38px 0;
  padding: 22px 24px;
  border: 1px solid var(--border-strong);
  border-radius: 20px 20px 20px 6px;
  background: rgba(var(--cream-rgb), 0.5);
}

.article-feedback p {
  margin: 0;
  font-weight: 800;
}

.article-feedback-buttons {
  display: flex;
  gap: 10px;
}

.article-feedback-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 16px;
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  background: transparent;
  color: inherit;
  font-size: 0.84rem;
  font-weight: 800;
  cursor: pointer;
  transition: border-color 200ms ease, background 200ms ease, color 200ms ease;
}

.article-feedback-btn:hover {
  border-color: var(--charcoal);
}

.article-feedback-btn.is-selected {
  color: var(--cream);
  background: var(--charcoal);
  border-color: var(--charcoal);
}

.article-feedback-note {
  flex-basis: 100%;
  margin: 0;
  font-size: 0.8rem;
  font-weight: 700;
  opacity: 0.7;
}

.author-card-full {
  display: flex;
  gap: 18px;
  max-width: 720px;
  margin: 40px 0;
  padding: 26px;
  border: 1px solid var(--border-strong);
  border-radius: 24px 24px 24px 7px;
  background: rgba(var(--cream-rgb), 0.55);
}

.author-card-full img {
  flex: 0 0 64px;
  width: 64px;
  height: 64px;
  border-radius: 50%;
  object-fit: cover;
  object-position: center top;
  border: 2px solid var(--charcoal);
}

.author-card-full .section-number {
  margin-bottom: 8px;
}

.author-card-full h3 {
  margin: 0 0 6px;
  font-size: 1.1rem;
}

.author-card-full-role {
  margin: 0 0 10px;
  font-size: 0.82rem;
  font-weight: 700;
  opacity: 0.65;
}

.author-card-full-bio {
  margin: 0 0 12px;
  font-size: 0.9rem;
  line-height: 1.6;
}

.author-card-full-links {
  display: flex;
  gap: 16px;
}

.author-card-full-links a {
  font-size: 0.82rem;
  font-weight: 850;
}

.related-articles {
  margin-top: 46px;
  padding-top: 34px;
  border-top: 1px solid var(--border-strong);
}

.related-articles h2 {
  margin-bottom: 20px;
  font-size: 1.5rem;
  letter-spacing: -0.02em;
}

.article-page-back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin: 6px 0 0;
  font-size: 0.84rem;
  font-weight: 850;
}

/* ---------------------------------------------------------
   Библиотека: file-download group
--------------------------------------------------------- */

.library-files-card {
  grid-column: 1 / -1;
}

.library-files-head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}

.library-download-all {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 18px;
  border: 1px solid var(--charcoal);
  border-radius: 999px;
  color: var(--cream);
  background: var(--charcoal);
  font-size: 0.82rem;
  font-weight: 850;
  cursor: pointer;
  transition: transform 220ms var(--ease-premium);
}

.library-download-all:hover {
  transform: translateY(-2px);
}

.library-file-list {
  display: grid;
  gap: 10px;
}

.library-file-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 18px;
  border: 1px solid var(--border-strong);
  border-radius: 14px 14px 14px 5px;
  background: rgba(var(--cream-rgb), 0.6);
}

.library-file-row-text {
  min-width: 0;
}

.library-file-row-name {
  font-size: 0.9rem;
  font-weight: 750;
}

.library-file-row-meta {
  font-size: 0.76rem;
  font-weight: 650;
  opacity: 0.6;
}

.library-file-download {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 800;
  white-space: nowrap;
  transition: border-color 200ms ease, background 200ms ease;
}

.library-file-download:hover {
  border-color: var(--charcoal);
  background: rgba(194, 103, 60, 0.12);
}

/* ── Индикатор прочитанного: тонкая полоса поверх шапки ─────────────── */

.scroll-progress {
  position: fixed;
  z-index: 60;
  top: 0;
  right: 0;
  left: 0;
  height: 3px;
  background: rgba(var(--charcoal-rgb), 0.08);
  pointer-events: none;
}

.scroll-progress-bar {
  display: block;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, var(--terracotta), var(--charcoal));
  transform: scaleX(0);
  transform-origin: 0 50%;
  will-change: transform;
}

@media (min-width: 760px) {
  .scroll-progress {
    height: 4px;
  }
}

/* ── Сводка прогресса по модулям (access.html) ──────────────────────── */

.course-progress {
  margin-bottom: 26px;
}

.course-progress-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px 16px;
  margin-bottom: 14px;
}

.course-progress-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

.course-progress-continue {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 40px;
  padding: 9px 16px;
  border-radius: 999px;
  color: var(--cream);
  background: var(--charcoal);
  font-size: 0.82rem;
  font-weight: 800;
  white-space: nowrap;
  transition: transform 220ms var(--ease-premium), box-shadow 220ms var(--ease-premium);
}

.course-progress-continue:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 24px rgba(36, 31, 27, 0.2);
}

.course-progress-continue[hidden] {
  display: none;
}

.course-progress-title {
  margin: 0;
  font-size: clamp(1.2rem, 3.4vw, 1.5rem);
  letter-spacing: -0.03em;
}

.course-progress-count {
  font-size: 0.92rem;
  font-weight: 800;
}

.course-progress-count b {
  font-size: 1.5rem;
  letter-spacing: -0.04em;
}

.course-progress-track {
  overflow: hidden;
  height: 14px;
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  background: rgba(var(--cream-rgb), 0.75);
}

.course-progress-fill {
  display: block;
  width: 0;
  height: 100%;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--terracotta), var(--charcoal));
  transition: width 700ms var(--ease-premium);
}

.course-progress-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
}

.course-progress-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 13px;
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 800;
  line-height: 1;
  transition: background 220ms ease, border-color 220ms ease, transform 220ms var(--ease-premium);
}

.course-progress-chip:hover {
  border-color: var(--charcoal);
  transform: translateY(-1px);
}

.course-progress-chip.is-done {
  border-color: var(--charcoal);
  background: rgba(194, 103, 60, 0.22);
}

.course-progress-foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px 16px;
  margin-top: 18px;
}

.course-progress-hint {
  margin: 0;
  font-size: 0.86rem;
  font-weight: 650;
  opacity: 0.72;
}

.course-progress-reset {
  padding: 8px 14px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: transparent;
  color: inherit;
  font-size: 0.76rem;
  font-weight: 750;
  cursor: pointer;
  opacity: 0.72;
  transition: border-color 200ms ease, opacity 200ms ease;
}

.course-progress-reset:hover {
  border-color: var(--charcoal);
  opacity: 1;
}

/* ── FAQ для участников курса ───────────────────────────────────────── */

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

.faq-item {
  border: 1px solid var(--border-strong);
  border-radius: 18px;
  background: rgba(var(--cream-rgb), 0.55);
  transition: border-color 200ms ease, background 200ms ease;
}

.faq-item[open] {
  border-color: var(--charcoal);
  background: rgba(var(--cream-rgb), 0.82);
}

.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 15px 18px;
  font-size: 0.94rem;
  font-weight: 750;
  cursor: pointer;
  list-style: none;
}

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

.faq-item summary::after {
  content: "+";
  flex: 0 0 auto;
  font-size: 1.2rem;
  font-weight: 800;
  line-height: 1;
  transition: transform 260ms var(--ease-premium);
}

.faq-item[open] summary::after {
  transform: rotate(45deg);
}

.faq-answer {
  padding: 0 18px 16px;
  font-size: 0.92rem;
  line-height: 1.6;
}

.faq-answer p + p {
  margin-top: 10px;
}

.faq-answer a {
  font-weight: 750;
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* Ссылки внутри текстовых блоков — иначе не отличить от обычного текста.
   Оранжевый по умолчанию, а не только на hover: должно быть видно, что
   на это можно нажать, без наведения курсора (особенно важно на тач-экранах). */
.article-full-body a,
.article-key-points a,
.article-steps a,
.content-panel p a,
.support-card p a,
.course-progress-hint a,
.rating-feedback a {
  color: var(--terracotta);
  font-weight: 800;
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  transition: color 180ms ease;
}

.article-full-body a:hover,
.article-key-points a:hover,
.article-steps a:hover,
.content-panel p a:hover,
.support-card p a:hover,
.course-progress-hint a:hover,
.rating-feedback a:hover {
  color: var(--charcoal);
}

/* ── Поиск по сайту ─────────────────────────────────────────────────── */

.search-trigger {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 40px;
  padding: 8px 14px;
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  background: rgba(var(--cream-rgb), 0.6);
  color: inherit;
  font-size: 0.8rem;
  font-weight: 750;
  cursor: pointer;
  transition: border-color 200ms ease, background 200ms ease, transform 220ms var(--ease-premium);
}

.search-trigger:hover {
  border-color: var(--charcoal);
  transform: translateY(-1px);
}

/* На страницах модулей меню нет: кнопка встаёт справа, рядом с «← Все модули» */
.header-inner > .other-back {
  margin-left: auto;
}

.header-inner > .theme-toggle {
  flex: 0 0 auto;
  margin-left: 10px;
}

.header-inner > .search-trigger {
  flex: 0 0 auto;
  margin-left: 10px;
}

.header-inner > .theme-toggle + .search-trigger {
  margin-left: 8px;
}

/* Переключатель темы — овальная капсула со скользящим «стеклянным» элементом,
   а не системный чекбокс. Сан/луна по краям трека, кружок между ними. */
.theme-toggle {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  padding: 7px;
  border: 0;
  background: none;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

.theme-toggle:focus-visible {
  outline: none;
}

.theme-toggle-track {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 50px;
  height: 26px;
  padding: 0 6px;
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  background: rgba(var(--charcoal-rgb), 0.06);
  transition: background 260ms ease, border-color 260ms ease;
}

.theme-toggle:hover .theme-toggle-track {
  border-color: var(--terracotta);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .theme-toggle-track {
    background: var(--surface-elevated);
  }
}

:root[data-theme="dark"] .theme-toggle-track {
  background: var(--surface-elevated);
}

.theme-toggle:focus-visible .theme-toggle-track {
  outline: 2px solid var(--terracotta);
  outline-offset: 3px;
}

.theme-toggle-icon {
  position: relative;
  z-index: 1;
  display: grid;
  place-items: center;
  opacity: 0.62;
  transition: opacity 220ms ease;
}

.theme-toggle-icon svg {
  display: block;
  width: 13px;
  height: 13px;
}

.theme-toggle-icon-sun {
  color: var(--terracotta);
}

.theme-toggle-icon-moon {
  color: var(--charcoal);
}

.theme-toggle[aria-checked="true"] .theme-toggle-icon-sun,
.theme-toggle[aria-checked="false"] .theme-toggle-icon-moon {
  opacity: 0.32;
}

.theme-toggle[aria-checked="false"] .theme-toggle-icon-sun,
.theme-toggle[aria-checked="true"] .theme-toggle-icon-moon {
  opacity: 1;
}

.theme-toggle-thumb {
  position: absolute;
  top: 3px;
  left: 3px;
  z-index: 2;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--terracotta);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.28);
  transform: translateX(0);
  transition: transform 260ms var(--ease-premium), background 260ms ease;
}

.theme-toggle[aria-checked="true"] .theme-toggle-thumb {
  transform: translateX(24px);
}

.theme-toggle:hover .theme-toggle-thumb {
  background: var(--terracotta-hover);
}

.search-trigger-label {
  display: none;
}

.search-trigger-kbd {
  display: none;
  padding: 2px 6px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 0.68rem;
  font-weight: 800;
  opacity: 0.62;
}

@media (min-width: 760px) {
  .search-trigger-label,
  .search-trigger-kbd {
    display: inline;
  }
}

.search-overlay {
  position: fixed;
  z-index: 90;
  inset: 0;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 12vh 16px 24px;
  background: rgba(36, 31, 27, 0.42);
  backdrop-filter: blur(6px);
}

.search-overlay[hidden] {
  display: none;
}

.search-dialog {
  display: flex;
  flex-direction: column;
  width: min(620px, 100%);
  max-height: 74vh;
  overflow: hidden;
  border: 1px solid var(--charcoal);
  border-radius: 24px;
  background: var(--cream);
  box-shadow: 0 30px 70px rgba(36, 31, 27, 0.3);
}

.search-dialog-head {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--border);
}

.search-input {
  flex: 1;
  min-width: 0;
  padding: 10px 4px;
  border: 0;
  background: transparent;
  color: inherit;
  font-size: 1rem;
  font-weight: 650;
}

.search-input:focus {
  outline: none;
}

.search-close {
  flex: 0 0 auto;
  padding: 7px 12px;
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  background: transparent;
  color: inherit;
  font-size: 0.74rem;
  font-weight: 800;
  cursor: pointer;
}

.search-close:hover {
  border-color: var(--charcoal);
}

.search-results {
  overflow-y: auto;
  padding: 8px;
}

.search-result {
  display: block;
  padding: 12px 14px;
  border: 1px solid transparent;
  border-radius: 16px;
  transition: background 160ms ease, border-color 160ms ease;
}

.search-result:hover,
.search-result.is-active {
  border-color: var(--border-strong);
  background: rgba(194, 103, 60, 0.14);
}

.search-result-tag {
  display: block;
  margin-bottom: 4px;
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  opacity: 0.62;
}

.search-result-title {
  font-size: 0.95rem;
  font-weight: 780;
  line-height: 1.35;
}

.search-result-excerpt {
  margin-top: 4px;
  font-size: 0.82rem;
  line-height: 1.45;
  opacity: 0.72;
}

.search-status {
  padding: 22px 16px;
  font-size: 0.88rem;
  font-weight: 650;
  text-align: center;
  opacity: 0.7;
}

.search-foot {
  padding: 10px 16px;
  border-top: 1px solid var(--border);
  font-size: 0.74rem;
  font-weight: 700;
  opacity: 0.6;
}

/* Навигация курса на узких экранах: вместо скрытых ссылок — прокрутка */
@media (max-width: 759px) {
  .content-page .header-nav {
    gap: 14px;
    min-width: 0;
    overflow-x: auto;
    scrollbar-width: none;
  }

  .content-page .header-nav::-webkit-scrollbar {
    display: none;
  }

  .content-page .header-nav a:not(.nav-other) {
    display: inline-flex;
    white-space: nowrap;
  }

  .content-page .header-nav a.is-active {
    color: var(--terracotta);
  }
}

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

  *,
  *::before,
  *::after {
    animation: none !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }

  .reveal-ready,
  .reveal-ready.is-visible {
    opacity: 1 !important;
    translate: 0 0 !important;
  }

  .orbit {
    transform: rotate(-12deg) !important;
  }

  .orbit-two {
    transform: rotate(24deg) !important;
  }

  .other-card:hover {
    transform: none;
  }
}