:root {
  --ink: #162424;
  --ink-soft: #345150;
  --muted: #667675;
  --line: rgba(22, 36, 36, 0.16);
  --paper: #f7f2e8;
  --paper-strong: #efe3ce;
  --white: #fffdf6;
  --sage: #6b8d7a;
  --sage-dark: #426b61;
  --blue: #587f88;
  --blue-dark: #27494f;
  --gold: #bd8740;
  --gold-soft: #ead4a3;
  --container: min(1180px, calc(100% - 48px));
  color: var(--ink);
  font-family: "Manrope", "Segoe UI", sans-serif;
  font-size: 16px;
  letter-spacing: 0;
  scroll-behavior: smooth;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--white);
  color: var(--ink);
  overflow-x: clip;
}

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

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

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

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

.container {
  width: var(--container);
  margin: 0 auto;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: inherit;
  font-weight: 800;
  line-height: 1;
}

.brand-mark__sign {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border: 2px solid currentColor;
  border-radius: 999px;
  font-family: "Literata", Georgia, serif;
  font-weight: 650;
}

.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  padding: 0 24px;
  border: 1px solid transparent;
  border-radius: 999px;
  cursor: pointer;
  font-weight: 800;
  line-height: 1;
  text-align: center;
  transition: transform 180ms ease, background-color 180ms ease, color 180ms ease, border-color 180ms ease;
}

.button:hover {
  transform: translateY(-2px);
}

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

.button--light {
  background: var(--white);
  color: var(--ink);
}

.button--ghost {
  border-color: currentColor;
  background: transparent;
}

.eyebrow {
  color: var(--gold);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

.site-header {
  position: fixed;
  z-index: 20;
  top: 24px;
  left: 50%;
  display: grid;
  width: var(--container);
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 28px;
  color: var(--white);
}

.site-header--solid {
  color: var(--ink);
}

.nav-links {
  display: flex;
  justify-content: center;
  gap: 30px;
  font-weight: 700;
}

.nav-links a {
  opacity: 0.9;
}

.nav-links a:hover {
  opacity: 1;
}

.hero {
  display: grid;
  min-height: 92vh;
  align-items: center;
  padding: 148px 0 96px;
  background-position: center;
  background-size: cover;
  color: var(--white);
}

.hero--classroom {
  background-image:
    linear-gradient(90deg, rgba(247, 250, 245, 0.92), rgba(247, 250, 245, 0.68) 48%, rgba(247, 250, 245, 0.18)),
    url("generated/hero-classroom.png");
  color: var(--ink);
}

.hero__content {
  width: var(--container);
  max-width: 760px;
  margin: 0 auto;
  margin-left: max(24px, calc((100vw - 1180px) / 2));
}

.hero__content--wide {
  max-width: 820px;
}

.hero h1 {
  margin-top: 18px;
  font-family: "Literata", Georgia, serif;
  font-size: 5.25rem;
  font-weight: 650;
  line-height: 0.98;
}

.hero__lead {
  max-width: 660px;
  margin-top: 30px;
  color: rgba(255, 253, 246, 0.9);
  font-size: 1.45rem;
  font-weight: 500;
  line-height: 1.45;
}

.hero--classroom .hero__lead {
  color: var(--ink-soft);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 42px;
}

.section {
  padding: 112px 0;
  background: var(--white);
}

.section--light {
  padding: 58px 0;
  background: #f3eee4;
}

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

.section--warm {
  background: #f1ebdc;
}

.section--ink {
  background: var(--ink);
  color: var(--white);
}

.section--blueprint {
  background: #e8f0ef;
}

.audience-line {
  display: grid;
  grid-template-columns: 0.7fr 1.3fr;
  align-items: center;
  gap: 48px;
}

.audience-line h2,
.split-section h2,
.section-heading h2,
.route-intro h2,
.editorial-note h2,
.request-layout h2,
.reading-layout h2 {
  font-family: "Literata", Georgia, serif;
  font-size: 3.25rem;
  font-weight: 650;
  line-height: 1.06;
}

.audience-line__items {
  display: flex;
  flex-wrap: wrap;
  gap: 18px 0;
  color: var(--ink);
  font-size: 1.08rem;
  font-weight: 800;
}

.audience-line__items span {
  padding: 0 24px;
  border-left: 2px solid var(--ink);
}

.audience-line__items span:first-child {
  border-left: 0;
  padding-left: 0;
}

.split-section {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 80px;
  align-items: start;
}

.text-stack {
  display: grid;
  gap: 24px;
  color: var(--ink-soft);
  font-size: 1.24rem;
  line-height: 1.65;
}

.benefit-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid rgba(255, 255, 255, 0.22);
  border-left: 1px solid rgba(255, 255, 255, 0.22);
}

.benefit-card {
  min-height: 260px;
  padding: 32px;
  border-right: 1px solid rgba(255, 255, 255, 0.22);
  border-bottom: 1px solid rgba(255, 255, 255, 0.22);
}

.benefit-card .number {
  color: var(--gold-soft);
  font-weight: 800;
}

.benefit-card h3 {
  margin-top: 58px;
  font-size: 1.45rem;
  line-height: 1.2;
}

.benefit-card p {
  margin-top: 16px;
  color: rgba(255, 253, 246, 0.78);
  line-height: 1.55;
}

.section-heading {
  margin-bottom: 36px;
  text-align: center;
}

.section-heading--left {
  margin-bottom: 0;
  text-align: left;
}

.section-heading .eyebrow,
.split-section .eyebrow,
.route-intro .eyebrow,
.editorial-note .eyebrow,
.request-layout .eyebrow,
.reading-layout .eyebrow {
  margin-bottom: 14px;
}

.module-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.module-card,
.route-step,
.program-columns article,
.format-row article,
.selector-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 253, 246, 0.72);
}

.module-card {
  min-height: 300px;
  padding: 30px;
}

.module-card__index {
  color: var(--sage-dark);
  font-weight: 800;
}

.module-card h3 {
  margin-top: 76px;
  font-size: 1.6rem;
  line-height: 1.18;
}

.module-card p {
  margin-top: 18px;
  color: var(--muted);
  line-height: 1.55;
}

.timeline {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 80px;
}

.timeline-list {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: step;
}

.timeline-list li {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 24px;
  padding: 24px 0;
  border-bottom: 1px solid var(--line);
  counter-increment: step;
}

.timeline-list li::before {
  color: var(--gold);
  content: counter(step, decimal-leading-zero);
  font-weight: 800;
}

.timeline-list strong {
  display: block;
  font-size: 1.16rem;
}

.timeline-list span {
  display: block;
  margin-top: 8px;
  color: var(--muted);
}

.request-section {
  background: #f7f3ea;
}

.request-section--compact {
  background: #edf2ef;
}

.request-layout {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 70px;
  align-items: start;
}

.request-layout > div > p:last-child {
  margin-top: 22px;
  color: var(--muted);
  font-size: 1.1rem;
  line-height: 1.6;
}

.request-form {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
}

.request-form--stack {
  grid-template-columns: 1fr;
}

.request-form label {
  display: grid;
  gap: 9px;
  color: var(--ink-soft);
  font-size: 0.92rem;
  font-weight: 800;
}

.request-form input,
.request-form select,
.request-form textarea {
  width: 100%;
  border: 1px solid rgba(22, 36, 36, 0.18);
  border-radius: 8px;
  background: #fbfaf4;
  color: var(--ink);
  outline: 0;
  padding: 14px 14px;
}

.request-form textarea {
  resize: vertical;
}

.request-form input:focus,
.request-form select:focus,
.request-form textarea:focus {
  border-color: var(--sage-dark);
  box-shadow: 0 0 0 3px rgba(66, 107, 97, 0.14);
}

.field-wide {
  grid-column: 1 / -1;
}

.form-status {
  min-height: 24px;
  color: var(--sage-dark);
  font-weight: 800;
}

.site-footer {
  display: flex;
  width: var(--container);
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin: 0 auto;
  padding: 36px 0;
  color: var(--ink);
}

.site-footer p {
  max-width: 420px;
  color: var(--muted);
  text-align: right;
}

.site-footer--blue {
  color: var(--blue-dark);
}

.route-grid {
  display: grid;
  grid-template-columns: 1.25fr repeat(3, 1fr);
  gap: 18px;
}

.route-intro {
  padding-right: 26px;
}

.route-step {
  min-height: 280px;
  padding: 28px;
}

.route-step span {
  color: var(--gold);
  font-weight: 800;
}

.route-step h3 {
  margin-top: 76px;
  color: var(--blue-dark);
  font-size: 1.35rem;
}

.route-step p {
  margin-top: 14px;
  color: var(--muted);
  line-height: 1.55;
}

.editorial-grid {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 70px;
  align-items: start;
}

.editorial-note {
  position: sticky;
  top: 120px;
}

.editorial-note p:last-child {
  margin-top: 22px;
  color: var(--muted);
  font-size: 1.1rem;
  line-height: 1.6;
}

.program-columns {
  display: grid;
  gap: 16px;
}

.program-columns article {
  padding: 30px;
}

.program-columns h3 {
  font-size: 1.45rem;
}

.program-columns ul {
  display: grid;
  gap: 10px;
  margin: 22px 0 0;
  padding: 0;
  color: var(--ink-soft);
  list-style: none;
}

.program-columns li {
  display: flex;
  gap: 12px;
  align-items: baseline;
}

.program-columns li::before {
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background: var(--gold);
  content: "";
  flex: 0 0 auto;
}

.format-board {
  display: grid;
  gap: 44px;
}

.format-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.format-row article {
  padding: 30px;
  background: rgba(255, 253, 246, 0.76);
}

.format-row h3 {
  color: var(--blue-dark);
  font-size: 1.35rem;
}

.format-row p {
  margin-top: 14px;
  color: var(--muted);
  line-height: 1.55;
}

.reading-section {
  background: #fbf7ec;
}

.reading-layout {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 70px;
  align-items: center;
}

.reading-list {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}

.reading-list p {
  padding: 24px 0;
  border-bottom: 1px solid var(--line);
  color: var(--ink-soft);
  font-size: 1.12rem;
  line-height: 1.5;
}

.selector-page {
  min-height: 100vh;
  background: #f2ede2;
}

.selector-shell {
  width: var(--container);
  margin: 0 auto;
  padding: 64px 0;
}

.selector-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 32px;
  margin-bottom: 36px;
}

.selector-header p {
  max-width: 620px;
  color: var(--muted);
  line-height: 1.6;
}

.selector-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
}

.selector-card {
  overflow: hidden;
  background: var(--white);
}

.selector-card img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.selector-card__body {
  padding: 30px;
}

.selector-card h1 {
  margin-top: 10px;
  font-family: "Literata", Georgia, serif;
  font-size: 2.2rem;
  line-height: 1.1;
}

.selector-card p:not(.eyebrow) {
  margin-top: 16px;
  color: var(--muted);
  line-height: 1.6;
}

.selector-card .button {
  margin-top: 24px;
}

.selector-card--blue {
  background: #edf4f2;
}

.selector-card--reference {
  background: #131b19;
  color: #fffaf0;
}

.selector-card--reference p:not(.eyebrow) {
  color: rgba(255, 250, 240, 0.72);
}

.selector-card--reference .button--dark {
  background: #fffaf0;
  color: #151b1a;
}

/* Reference-style variant: close to about.propovedi.ru composition with a warmer palette. */
.reference-landing {
  --ref-bg: #111817;
  --ref-bg-2: #17201e;
  --ref-text: #fffaf0;
  --ref-muted: rgba(255, 250, 240, 0.74);
  --ref-line: rgba(255, 250, 240, 0.78);
  --ref-cream: #f5efe4;
  --ref-cream-2: #ded7c6;
  --ref-sage: #8fae94;
  --ref-sage-dark: #3d6157;
  --ref-gold: #d8b46f;
  background: var(--ref-bg);
  color: var(--ref-text);
  font-family: "Manrope", "Segoe UI", sans-serif;
}

.reference-header {
  position: absolute;
  z-index: 50;
  top: 46px;
  left: 50%;
  display: grid;
  width: min(1320px, calc(100% - 84px));
  grid-template-columns: 170px 1fr 190px;
  align-items: center;
  gap: 28px;
  transform: translateX(-50%);
}

.reference-logo {
  display: inline-flex;
  min-height: 45px;
  align-items: center;
  justify-content: center;
  padding: 0 24px;
  border-radius: 4px;
  background: var(--ref-cream);
  color: #151b1a;
  font-size: 1.02rem;
  font-style: italic;
  font-weight: 800;
  line-height: 1;
}

.reference-nav {
  display: flex;
  justify-content: center;
  gap: clamp(18px, 3vw, 54px);
  color: var(--ref-text);
  font-size: 1.08rem;
  font-weight: 500;
}

.reference-nav a {
  opacity: 0.94;
}

.reference-nav a:hover {
  opacity: 1;
}

.reference-pill,
.reference-button,
.reference-form button {
  display: inline-flex;
  min-height: 54px;
  align-items: center;
  justify-content: center;
  border: 0;
  border-radius: 999px;
  background: var(--ref-cream);
  color: #281e1b;
  cursor: pointer;
  font-weight: 800;
  line-height: 1;
  text-align: center;
}

.reference-pill {
  min-height: 62px;
  padding: 0 36px;
  font-size: 1.1rem;
}

.reference-button {
  width: 260px;
  margin-top: 54px;
  text-transform: uppercase;
}

.reference-hero {
  position: relative;
  min-height: 1010px;
  overflow: hidden;
  background:
    linear-gradient(90deg, rgba(13, 18, 17, 0.98), rgba(15, 21, 20, 0.97) 52%, rgba(25, 35, 32, 0.96)),
    radial-gradient(circle at 14% 39%, rgba(74, 124, 128, 0.32), transparent 18%),
    radial-gradient(circle at 82% 28%, rgba(89, 122, 145, 0.28), transparent 22%),
    var(--ref-bg);
  padding-top: 168px;
}

.reference-glow {
  position: absolute;
  border-radius: 999px;
  filter: blur(48px);
  opacity: 0.48;
  pointer-events: none;
}

.reference-glow--left {
  top: 235px;
  left: 4vw;
  width: 260px;
  height: 260px;
  background: #294a4c;
}

.reference-glow--right {
  top: 130px;
  right: 7vw;
  width: 430px;
  height: 430px;
  background: #2f4d64;
}

.reference-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  width: min(1320px, calc(100% - 84px));
  grid-template-columns: minmax(0, 1.12fr) minmax(280px, 0.68fr);
  gap: 56px;
  align-items: center;
  margin: 0 auto;
}

.reference-hero__copy,
.reference-hero__grid > * {
  min-width: 0;
}

.reference-kicker {
  margin-bottom: 38px;
  color: var(--ref-cream-2);
  font-size: 1.05rem;
  font-weight: 600;
}

.reference-hero h1 {
  max-width: 980px;
  color: var(--ref-text);
  font-size: clamp(2.92rem, 4.05vw, 4.55rem);
  font-weight: 800;
  line-height: 1.08;
  hyphens: none;
  overflow-wrap: normal;
  text-wrap: balance;
  word-break: normal;
}

.reference-hero__copy > p:not(.reference-kicker) {
  max-width: 705px;
  margin-top: 38px;
  color: var(--ref-muted);
  font-size: 1.48rem;
  font-weight: 400;
  line-height: 1.45;
  overflow-wrap: break-word;
}

.reference-hero__symbol {
  display: grid;
  min-height: 420px;
  place-items: center;
}

.reference-hero__symbol svg {
  width: min(380px, 82%);
  overflow: visible;
}

.reference-hero__symbol path,
.reference-cross-grid svg path {
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.reference-hero__symbol path {
  stroke-width: 9;
}

.reference-audience {
  position: relative;
  z-index: 1;
  display: grid;
  width: min(1320px, calc(100% - 84px));
  grid-template-columns: minmax(260px, 0.38fr) minmax(0, 1fr);
  gap: 48px;
  align-items: center;
  margin: 104px auto 0;
}

.reference-audience h2,
.reference-benefits h2,
.reference-mission h2,
.reference-history h2,
.reference-teachers h2,
.reference-program h2,
.reference-certificate h2,
.reference-request h2 {
  color: var(--ref-text);
  font-size: clamp(2.05rem, 2.9vw, 3.28rem);
  font-weight: 800;
  line-height: 1.13;
  hyphens: none;
  overflow-wrap: normal;
  text-wrap: balance;
  word-break: normal;
}

.reference-audience div {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  color: var(--ref-text);
  font-size: 1.12rem;
  font-weight: 800;
}

.reference-audience span {
  display: grid;
  min-height: 76px;
  place-items: center;
  padding: 0 18px;
  border-left: 2px solid var(--ref-line);
  text-align: center;
}

.reference-audience span:first-child {
  padding: 0 18px;
  border-left: 0;
}

.reference-benefits {
  background: var(--ref-bg);
  padding: 86px 0 132px;
}

.reference-benefits__grid,
.reference-two-col,
.reference-history__grid,
.reference-teachers,
.reference-program,
.reference-certificate,
.reference-request,
.reference-footer {
  width: min(1320px, calc(100% - 84px));
  margin: 0 auto;
}

.reference-benefits__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 0.86fr);
  gap: 72px;
  align-items: center;
}

.reference-cross-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  margin-top: 64px;
  border-top: 2px solid var(--ref-line);
  border-left: 2px solid var(--ref-line);
}

.reference-cross-grid article {
  display: grid;
  min-height: 218px;
  align-content: start;
  padding: 34px;
  border-right: 2px solid var(--ref-line);
  border-bottom: 2px solid var(--ref-line);
}

.reference-cross-grid article:nth-child(2n) {
  padding-left: 34px;
  border-left: 0;
}

.reference-cross-grid svg {
  width: 54px;
  height: 54px;
  color: var(--ref-text);
}

.reference-cross-grid svg path {
  stroke-width: 4;
}

.reference-cross-grid h3 {
  margin-top: 26px;
  color: var(--ref-text);
  font-size: 1.3rem;
  font-weight: 800;
}

.reference-cross-grid p {
  margin-top: 12px;
  color: var(--ref-muted);
  font-size: 1.16rem;
  line-height: 1.48;
}

.reference-benefits__visual {
  position: relative;
  min-height: 620px;
}

.reference-benefits__visual::before {
  position: absolute;
  inset: 38px 28px 128px 80px;
  border-radius: 999px;
  background: radial-gradient(circle, rgba(85, 128, 151, 0.48), rgba(39, 68, 72, 0.08) 58%, transparent 70%);
  content: "";
  filter: blur(8px);
}

.reference-benefits__visual img {
  position: relative;
  width: min(520px, 100%);
  height: 560px;
  margin-left: auto;
  border-radius: 0 0 190px 190px;
  object-fit: cover;
  object-position: center;
  opacity: 0.96;
  mix-blend-mode: screen;
}

.reference-proof {
  position: absolute;
  right: 8px;
  bottom: 40px;
  display: grid;
  width: min(520px, 90%);
  min-height: 112px;
  grid-template-columns: auto 1fr;
  gap: 24px;
  align-items: center;
  padding: 20px 38px;
  border: 3px solid var(--ref-line);
  border-radius: 999px;
  background: rgba(17, 24, 23, 0.84);
}

.reference-proof span {
  display: grid;
  width: 70px;
  height: 70px;
  place-items: center;
  border-radius: 999px;
  background: var(--ref-cream);
  color: var(--ref-bg);
  font-size: 2rem;
  font-weight: 800;
}

.reference-proof p {
  color: var(--ref-text);
  font-size: 1.08rem;
  font-weight: 800;
  line-height: 1.3;
}

.reference-mission,
.reference-history,
.reference-teachers,
.reference-program,
.reference-certificate,
.reference-request,
.reference-footer {
  background: var(--ref-bg);
}

.reference-mission {
  padding: 100px 0 70px;
}

.reference-two-col {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 80px;
  padding-top: 72px;
  border-top: 2px solid rgba(255, 250, 240, 0.22);
}

.reference-two-col p {
  max-width: 580px;
  margin-top: 34px;
  color: var(--ref-muted);
  font-size: 1.26rem;
  line-height: 1.55;
}

.reference-history {
  padding: 88px 0 124px;
}

.reference-teachers {
  padding: 88px 0 112px;
  border-top: 2px solid rgba(255, 250, 240, 0.22);
}

.reference-teachers__heading {
  display: grid;
  grid-template-columns: 0.42fr 1fr;
  gap: 64px;
  align-items: end;
}

.reference-teacher-track {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-top: 56px;
}

.reference-teacher-card {
  display: grid;
  grid-template-columns: 132px 1fr;
  gap: 28px;
  align-items: center;
  height: 100%;
  min-height: 248px;
  padding: 30px;
  border: 2px solid rgba(255, 250, 240, 0.24);
  border-radius: 8px;
}

.reference-teacher-card__photo {
  display: grid;
  width: 132px;
  height: 132px;
  place-items: center;
  border-radius: 999px;
  background:
    radial-gradient(circle at 34% 28%, rgba(255, 250, 240, 0.36), transparent 36%),
    var(--ref-sage-dark);
  color: var(--ref-cream);
  font-size: 2.2rem;
  font-weight: 800;
}

.reference-teacher-card p {
  color: var(--ref-muted);
  font-weight: 700;
}

.reference-teacher-card h3 {
  margin-top: 10px;
  color: var(--ref-text);
  font-size: clamp(1.55rem, 2.1vw, 2.35rem);
  line-height: 1.12;
  hyphens: none;
  overflow-wrap: normal;
  text-wrap: balance;
  word-break: normal;
}

.reference-teacher-card span {
  display: block;
  max-width: 480px;
  margin-top: 18px;
  color: var(--ref-muted);
  font-size: 1.04rem;
  line-height: 1.52;
}

.reference-history__grid {
  display: grid;
  grid-template-columns: minmax(260px, 0.82fr) repeat(2, minmax(0, 1fr));
  gap: 28px 46px;
  align-items: start;
}

.reference-history h2 {
  grid-row: span 2;
}

.reference-history article {
  display: grid;
  align-content: start;
  min-height: 178px;
  padding-top: 22px;
  border-top: 2px solid rgba(255, 250, 240, 0.34);
}

.reference-history strong {
  display: block;
  color: var(--ref-text);
  font-size: clamp(2.1rem, 3.35vw, 4rem);
  line-height: 1;
}

.reference-history span {
  display: block;
  max-width: 360px;
  margin-top: 18px;
  color: var(--ref-muted);
  font-size: 1.08rem;
  line-height: 1.42;
}

.reference-program {
  display: grid;
  grid-template-columns: 0.48fr 1fr;
  gap: 64px;
  padding: 120px 0 130px;
}

.reference-program__heading {
  display: grid;
  grid-template-columns: auto 1fr;
  align-content: start;
  gap: 10px 18px;
  color: var(--ref-text);
}

.reference-program__heading span {
  font-size: clamp(2.8rem, 4.1vw, 4.8rem);
  font-weight: 800;
  line-height: 0.9;
}

.reference-program__heading p {
  align-self: end;
  margin-bottom: 9px;
  color: var(--ref-muted);
  font-size: 1.35rem;
  font-weight: 800;
}

.reference-program__cards {
  display: grid;
  gap: 24px;
}

.reference-program__cards article {
  position: relative;
  min-height: 360px;
  overflow: hidden;
  padding: 42px;
  border-radius: 8px;
  background: #eee8d8;
  color: #151b1a;
}

.reference-program__cards article::before {
  position: absolute;
  right: -40px;
  bottom: -72px;
  width: 310px;
  height: 180px;
  border-radius: 50%;
  background: #d5a95b;
  content: "";
  opacity: 0.55;
}

.reference-program__cards article:nth-child(2)::before {
  background: #88a993;
}

.reference-program__cards article:nth-child(3)::before {
  background: #739aa4;
}

.reference-program__cards article > p:first-child {
  font-size: 1.05rem;
  font-weight: 600;
}

.reference-program__cards h2 {
  max-width: 760px;
  margin-top: 20px;
  color: #151b1a;
  font-size: clamp(2.5rem, 4vw, 4.5rem);
  text-transform: uppercase;
}

.reference-program__cards span {
  display: block;
  margin-top: 42px;
  color: var(--ref-sage-dark);
  font-size: 3rem;
  font-weight: 800;
}

.reference-program__cards article > p:last-child {
  position: relative;
  max-width: 760px;
  margin-top: 18px;
  color: #30413d;
  font-size: 1.22rem;
  line-height: 1.55;
}

.reference-seminar-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
  align-items: stretch;
}

.reference-seminar-list article {
  position: relative;
  display: grid;
  overflow: hidden;
  min-height: 258px;
  align-content: start;
  padding: 30px;
  border-radius: 8px;
  background: var(--ref-cream);
  color: #151b1a;
}

.reference-seminar-list article::before {
  position: absolute;
  right: -64px;
  bottom: -82px;
  width: 230px;
  height: 150px;
  border-radius: 50%;
  background: var(--ref-gold);
  content: "";
  opacity: 0.28;
}

.reference-seminar-list article:nth-child(2n)::before {
  background: var(--ref-sage);
}

.reference-seminar-list article:nth-child(3n)::before {
  background: #6f9aa3;
}

.reference-seminar-list article > p:first-child {
  position: relative;
  color: var(--ref-sage-dark);
  font-size: 0.96rem;
  font-weight: 800;
  text-transform: uppercase;
}

.reference-seminar-list h3 {
  position: relative;
  margin-top: 38px;
  color: var(--ref-text);
  font-size: clamp(1.36rem, 1.75vw, 1.82rem);
  font-weight: 800;
  line-height: 1.18;
  hyphens: none;
  overflow-wrap: normal;
  text-wrap: balance;
  word-break: normal;
}

.reference-seminar-list article > p:last-child {
  position: relative;
  margin-top: 18px;
  color: rgba(21, 34, 33, 0.74);
  font-size: 1.05rem;
  line-height: 1.52;
}

.reference-certificate {
  display: grid;
  grid-template-columns: 0.34fr 1fr;
  gap: 72px;
  align-items: center;
  padding: 88px 0 104px;
  border-top: 2px solid rgba(255, 250, 240, 0.22);
}

.reference-certificate__badge {
  display: grid;
  width: min(260px, 100%);
  aspect-ratio: 1;
  place-items: center;
  border: 3px solid var(--ref-line);
  border-radius: 999px;
  color: var(--ref-text);
  font-size: clamp(2.4rem, 4.5vw, 4.6rem);
  font-weight: 800;
  letter-spacing: 0;
}

.reference-certificate p:last-child {
  max-width: 780px;
  margin-top: 28px;
  color: var(--ref-muted);
  font-size: 1.2rem;
  line-height: 1.58;
}

.reference-request {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 78px;
  align-items: start;
  padding: 116px 0 116px;
  border-top: 2px solid rgba(255, 250, 240, 0.22);
}

.reference-request__copy p {
  max-width: 560px;
  margin-top: 30px;
  color: var(--ref-muted);
  font-size: 1.18rem;
  line-height: 1.55;
}

.reference-form {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
}

.reference-form input,
.reference-form select,
.reference-form textarea {
  width: 100%;
  min-height: 62px;
  border: 2px solid rgba(255, 250, 240, 0.38);
  border-radius: 999px;
  background: transparent;
  color: var(--ref-text);
  outline: none;
  padding: 0 26px;
  text-align: center;
}

.reference-form textarea {
  min-height: 124px;
  border-radius: 28px;
  padding: 20px 26px;
  resize: vertical;
}

.reference-form select {
  appearance: none;
  text-align-last: center;
}

.reference-form input::placeholder,
.reference-form textarea::placeholder {
  color: rgba(255, 250, 240, 0.64);
}

.reference-form input:focus,
.reference-form select:focus,
.reference-form textarea:focus {
  border-color: var(--ref-cream);
}

.reference-form button,
.reference-form select,
.reference-form textarea,
.reference-form .reference-consent,
.reference-form .reference-fineprint,
.reference-form .form-status {
  grid-column: 1 / -1;
}

.reference-form button {
  min-height: 64px;
  margin-top: 10px;
  font-size: 1rem;
  text-transform: uppercase;
}

.reference-form .form-status {
  min-height: 24px;
  color: var(--ref-cream);
  font-weight: 800;
  text-align: center;
}

.reference-consent {
  display: flex;
  gap: 12px;
  align-items: center;
  justify-content: center;
  color: var(--ref-muted);
  font-size: 0.96rem;
}

.reference-consent input {
  width: 20px;
  min-height: 20px;
  padding: 0;
  accent-color: var(--ref-sage-dark);
}

.reference-fineprint {
  color: var(--ref-muted);
  font-size: 0.9rem;
  line-height: 1.45;
  text-align: center;
}

.reference-footer {
  display: grid;
  grid-template-columns: 190px 1fr auto;
  gap: 34px;
  align-items: center;
  padding: 42px 0 58px;
  border-top: 2px solid rgba(255, 250, 240, 0.22);
}

.reference-footer p {
  color: var(--ref-muted);
}

.reference-footer__legal {
  display: grid;
  gap: 8px;
  max-width: 860px;
}

.reference-footer__legal p {
  font-size: 0.92rem;
  line-height: 1.45;
}

.reference-footer > a:last-child {
  color: var(--ref-cream);
  font-weight: 800;
}

/* Light revision for the reference-inspired variant. */
.reference-landing {
  --ref-bg: #f2eee4;
  --ref-bg-2: #e9e0d0;
  --ref-text: #152221;
  --ref-muted: rgba(21, 34, 33, 0.72);
  --ref-line: rgba(21, 34, 33, 0.72);
  --ref-soft-line: rgba(21, 34, 33, 0.14);
  --ref-cream: #fffaf0;
  --ref-cream-2: #f8f1e3;
  --ref-sage: #7f9d81;
  --ref-sage-dark: #365d55;
  --ref-gold: #bd8641;
  background:
    radial-gradient(circle at 12% 16%, rgba(120, 157, 150, 0.28), transparent 24rem),
    radial-gradient(circle at 88% 4%, rgba(198, 166, 99, 0.26), transparent 28rem),
    var(--ref-bg);
  color: var(--ref-text);
}

.reference-header {
  top: 30px;
  min-height: 70px;
  padding: 8px 10px;
  border: 1px solid rgba(21, 34, 33, 0.12);
  border-radius: 999px;
  background: rgba(255, 250, 240, 0.82);
  box-shadow: 0 18px 50px rgba(50, 55, 46, 0.12);
  backdrop-filter: blur(16px);
}

.reference-logo {
  background: var(--ref-text);
  color: var(--ref-cream);
}

.reference-nav {
  color: var(--ref-text);
}

.reference-pill,
.reference-button,
.reference-form button {
  background: var(--ref-text);
  color: var(--ref-cream);
}

.reference-button:hover,
.reference-pill:hover,
.reference-form button:hover {
  transform: translateY(-2px);
}

.reference-hero {
  min-height: 820px;
  background:
    radial-gradient(circle at 10% 34%, rgba(92, 138, 140, 0.28), transparent 18rem),
    radial-gradient(circle at 82% 20%, rgba(96, 124, 144, 0.22), transparent 24rem),
    linear-gradient(110deg, #f2eee4 0%, #f8f1e4 54%, #e4edeb 100%);
  color: var(--ref-text);
  padding-top: 150px;
}

.reference-glow {
  filter: blur(44px);
  opacity: 0.34;
}

.reference-glow--left {
  background: #87aaa4;
}

.reference-glow--right {
  background: #caa76a;
}

.reference-hero h1,
.reference-audience h2,
.reference-benefits h2,
.reference-mission h2,
.reference-history h2,
.reference-teachers h2,
.reference-program h2,
.reference-certificate h2,
.reference-request h2 {
  color: var(--ref-text);
}

.reference-kicker,
.reference-hero__copy > p:not(.reference-kicker),
.reference-cross-grid p,
.reference-two-col p,
.reference-history span,
.reference-teacher-card p,
.reference-teacher-card span,
.reference-certificate p:last-child,
.reference-request__copy p,
.reference-footer p {
  color: var(--ref-muted);
}

.reference-hero__symbol {
  color: var(--ref-sage-dark);
}

.reference-hero__symbol svg {
  width: min(330px, 76%);
  filter: drop-shadow(0 20px 32px rgba(54, 93, 85, 0.14));
}

.reference-hero__symbol path {
  stroke-width: 7;
}

.reference-audience {
  margin-top: 84px;
}

.reference-audience div {
  color: var(--ref-text);
}

.reference-audience span {
  border-left-color: var(--ref-line);
}

.reference-benefits,
.reference-mission,
.reference-history,
.reference-teachers,
.reference-program,
.reference-certificate,
.reference-request,
.reference-footer {
  background: var(--ref-bg);
}

.reference-benefits {
  padding-top: 62px;
  padding-bottom: 96px;
}

.reference-mission {
  padding-top: 72px;
  padding-bottom: 54px;
}

.reference-history {
  padding-top: 64px;
  padding-bottom: 88px;
}

.reference-teachers {
  padding-top: 76px;
  padding-bottom: 92px;
  border-top-color: var(--ref-soft-line);
}

.reference-program {
  padding-top: 88px;
  padding-bottom: 104px;
}

.reference-certificate {
  border-top-color: var(--ref-soft-line);
}

.reference-request {
  padding-top: 84px;
  padding-bottom: 92px;
}

.reference-cross-grid {
  border-top-color: var(--ref-line);
}

.reference-cross-grid article {
  border-bottom-color: var(--ref-line);
}

.reference-cross-grid article:nth-child(2n) {
  border-left-color: var(--ref-line);
}

.reference-cross-grid svg,
.reference-cross-grid h3 {
  color: var(--ref-text);
}

.reference-benefits__visual {
  min-height: 570px;
}

.reference-benefits__visual::before {
  inset: 10px 4px 96px 48px;
  background: radial-gradient(circle, rgba(105, 142, 137, 0.24), rgba(215, 183, 121, 0.12) 55%, transparent 72%);
}

.reference-benefits__visual img {
  height: 500px;
  border: 2px solid rgba(21, 34, 33, 0.14);
  border-radius: 0 0 150px 150px;
  box-shadow: 0 28px 80px rgba(63, 72, 61, 0.18);
  mix-blend-mode: normal;
}

.reference-proof {
  border-color: var(--ref-text);
  background: rgba(255, 250, 240, 0.94);
  box-shadow: 0 20px 60px rgba(63, 72, 61, 0.14);
}

.reference-proof span {
  background: var(--ref-text);
  color: var(--ref-cream);
}

.reference-proof p {
  color: var(--ref-text);
}

.reference-two-col {
  border-top-color: var(--ref-soft-line);
}

.reference-history article {
  border-top-color: rgba(21, 34, 33, 0.22);
}

.reference-teacher-card {
  border-color: rgba(21, 34, 33, 0.14);
  background: rgba(255, 250, 240, 0.56);
  box-shadow: 0 24px 80px rgba(63, 72, 61, 0.08);
}

.reference-history strong,
.reference-program__heading {
  color: var(--ref-text);
}

.reference-program__heading p {
  color: var(--ref-muted);
}

.reference-program__cards article {
  border: 1px solid rgba(21, 34, 33, 0.1);
  background: var(--ref-cream);
  box-shadow: 0 24px 80px rgba(63, 72, 61, 0.1);
}

.reference-program__cards article::before {
  opacity: 0.32;
}

.reference-program__cards h2 {
  color: var(--ref-text);
}

.reference-seminar-list article {
  border: 1px solid rgba(21, 34, 33, 0.1);
  box-shadow: 0 24px 80px rgba(63, 72, 61, 0.08);
}

.reference-certificate__badge {
  border-color: var(--ref-text);
}

.reference-request {
  border-top-color: var(--ref-soft-line);
}

.reference-form input,
.reference-form select,
.reference-form textarea {
  border-color: rgba(21, 34, 33, 0.28);
  background: rgba(255, 250, 240, 0.72);
  color: var(--ref-text);
}

.reference-form input::placeholder,
.reference-form textarea::placeholder {
  color: rgba(21, 34, 33, 0.58);
}

.reference-form input:focus,
.reference-form select:focus,
.reference-form textarea:focus {
  border-color: var(--ref-sage-dark);
  box-shadow: 0 0 0 4px rgba(54, 93, 85, 0.12);
}

.reference-form .form-status {
  color: var(--ref-sage-dark);
}

.reference-footer {
  border-top-color: var(--ref-soft-line);
}

.reference-footer > a:last-child {
  color: var(--ref-sage-dark);
}

@media (max-width: 980px) {
  :root {
    --container: min(100% - 32px, 760px);
  }

  .site-header {
    position: absolute;
    grid-template-columns: 1fr auto;
    top: 18px;
  }

  .nav-links {
    display: none;
  }

  .hero {
    min-height: 86vh;
    padding: 132px 0 72px;
  }

  .hero h1 {
    font-size: 3.7rem;
  }

  .hero__lead {
    font-size: 1.18rem;
  }

  .section {
    padding: 78px 0;
  }

  .section--light {
    padding: 48px 0;
  }

  .audience-line,
  .split-section,
  .timeline,
  .request-layout,
  .route-grid,
  .editorial-grid,
  .reading-layout {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .benefit-grid,
  .module-grid,
  .format-row,
  .selector-grid {
    grid-template-columns: 1fr;
  }

  .benefit-card {
    min-height: 220px;
  }

  .route-step {
    min-height: 220px;
  }

  .editorial-note {
    position: static;
  }

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

  .reference-header {
    position: absolute;
    top: 22px;
    width: min(100% - 32px, 760px);
    grid-template-columns: 1fr auto;
  }

  .reference-nav {
    display: none;
  }

  .reference-pill {
    min-height: 50px;
    padding: 0 24px;
  }

  .reference-hero {
    min-height: auto;
    padding: 130px 0 78px;
  }

  .reference-hero__grid,
  .reference-audience,
  .reference-benefits__grid,
  .reference-two-col,
  .reference-history__grid,
  .reference-teachers,
  .reference-program,
  .reference-certificate,
  .reference-request,
  .reference-footer {
    width: min(100% - 32px, 760px);
    grid-template-columns: 1fr;
  }

  .reference-hero__grid {
    gap: 48px;
  }

  .reference-hero__symbol {
    min-height: 280px;
  }

  .reference-audience {
    gap: 34px;
    margin-top: 68px;
  }

  .reference-benefits {
    padding: 76px 0 92px;
  }

  .reference-cross-grid {
    margin-top: 48px;
  }

  .reference-benefits__visual {
    min-height: 520px;
  }

  .reference-benefits__visual img {
    margin-right: auto;
    margin-left: 0;
  }

  .reference-history h2 {
    grid-row: auto;
  }

  .reference-teachers__heading,
  .reference-teacher-track,
  .reference-certificate,
  .reference-seminar-list {
    grid-template-columns: 1fr;
  }

  .reference-teacher-card {
    border-radius: 8px;
  }

  .reference-certificate__badge {
    width: 220px;
  }

  .reference-program {
    gap: 36px;
  }

  .reference-program__heading {
    grid-template-columns: repeat(3, auto 1fr);
  }

  .reference-footer {
    gap: 20px;
  }
}

@media (max-width: 640px) {
  :root {
    --container: calc(100% - 24px);
  }

  .brand-mark__sign {
    width: 38px;
    height: 38px;
  }

  .site-header {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .site-header .button {
    justify-self: start;
  }

  .hero {
    min-height: 84vh;
    padding: 158px 0 64px;
  }

  .hero h1 {
    font-size: 3rem;
  }

  .hero__content {
    margin-left: 12px;
  }

  .hero__actions,
  .site-footer,
  .selector-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .button {
    width: 100%;
  }

  .audience-line h2,
  .split-section h2,
  .section-heading h2,
  .route-intro h2,
  .editorial-note h2,
  .request-layout h2,
  .reading-layout h2 {
    font-size: 2.35rem;
  }

  .audience-line__items {
    display: grid;
    gap: 14px;
  }

  .audience-line__items span {
    padding: 0 0 0 16px;
    border-left: 2px solid var(--ink);
  }

  .request-form {
    grid-template-columns: 1fr;
    padding: 18px;
  }

  .site-footer p {
    text-align: left;
  }

  .reference-header {
    grid-template-columns: 1fr;
    justify-items: start;
  }

  .reference-logo {
    min-height: 42px;
    padding: 0 18px;
  }

  .reference-pill {
    display: none;
  }

  .reference-hero {
    padding-top: 112px;
  }

  .reference-hero__copy {
    max-width: none;
  }

  .reference-hero h1 {
    font-size: clamp(1.9rem, 7.1vw, 2.36rem);
    line-height: 1.14;
  }

  .reference-hero__copy > p:not(.reference-kicker) {
    font-size: 1rem;
    line-height: 1.5;
  }

  .reference-button {
    width: min(100%, 330px);
    margin-top: 42px;
  }

  .reference-hero__symbol {
    max-width: 340px;
  }

  .reference-audience div {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0;
    border-top: 2px solid var(--ref-line);
    font-size: 1.04rem;
  }

  .reference-audience span,
  .reference-audience span:first-child {
    min-height: 52px;
    padding: 0 12px;
    border-right: 0;
    border-bottom: 2px solid var(--ref-line);
    border-left: 0;
  }

  .reference-cross-grid {
    grid-template-columns: 1fr;
    border-left: 0;
    border-top-width: 2px;
  }

  .reference-cross-grid article,
  .reference-cross-grid article:nth-child(2n),
  .reference-cross-grid article:nth-child(3),
  .reference-cross-grid article:nth-child(4) {
    min-height: auto;
    padding: 28px;
    border-right: 0;
    border-bottom: 2px solid var(--ref-line);
    border-left: 0;
  }

  .reference-cross-grid article:last-child {
    border-bottom: 0;
  }

  .reference-benefits__visual {
    min-height: 440px;
  }

  .reference-benefits__visual img {
    height: 390px;
  }

  .reference-proof {
    right: 0;
    bottom: 0;
    width: 100%;
    grid-template-columns: 1fr;
    border-radius: 30px;
  }

  .reference-two-col,
  .reference-history,
  .reference-teachers,
  .reference-program,
  .reference-certificate,
  .reference-request {
    padding-top: 68px;
    padding-bottom: 76px;
  }

  .reference-program__heading {
    grid-template-columns: auto 1fr;
  }

  .reference-program__cards article {
    min-height: auto;
    padding: 30px;
    border-radius: 8px;
  }

  .reference-teacher-card {
    grid-template-columns: 1fr;
    padding: 28px;
  }

  .reference-teacher-card__photo {
    width: 112px;
    height: 112px;
    font-size: 1.7rem;
  }

  .reference-seminar-list article {
    min-height: auto;
    padding: 30px;
    border-radius: 8px;
  }

  .reference-seminar-list h3 {
    margin-top: 34px;
  }

  .reference-form {
    grid-template-columns: 1fr;
  }

  .reference-footer {
    padding-bottom: 38px;
  }
}