@font-face {
  font-family: "Nunito Sans";
  src: url("/fonts/nunito-sans-cyrillic-wght-normal.woff2") format("woff2-variations");
  font-weight: 200 1000;
  font-display: swap;
  unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
}
@font-face {
  font-family: "Nunito Sans";
  src: url("/fonts/nunito-sans-latin-wght-normal.woff2") format("woff2-variations");
  font-weight: 200 1000;
  font-display: swap;
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
:root {
  --ivory: #f8f5ef;
  --paper: #ffffff;
  --stone: #f1ece3;
  --text: #3a3733;
  --text-2: #8a8378;
  --taupe: #a1998b;
  --line: rgba(60, 55, 48, 0.09);
  --btn: #3a3733;
  --r-lg: 22px;
  --r-md: 12px;
  --pad: clamp(20px, 4vw, 48px);
  --section: clamp(72px, 10vw, 120px);
  --ease: cubic-bezier(0.25, 0.6, 0.25, 1);
  --font: "Nunito Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--ivory);
  color: var(--text);
  font: 400 18px/1.65 var(--font);
  letter-spacing: 0;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
p { margin: 0; }
h1, h2, h3 { margin: 0; font-weight: 600; }
.wrap { max-width: 1200px; margin: 0 auto; padding-inline: var(--pad); }

.eyebrow { font-size: 0.74rem; letter-spacing: 0.12em; text-transform: uppercase; font-weight: 600; color: var(--text-2); }
.h-display { font-weight: 700; font-size: clamp(1.9rem, 4.6vw, 2.9rem); line-height: 1.12; letter-spacing: -0.018em; }
.h-xl { font-weight: 700; font-size: clamp(1.5rem, 2.8vw, 2.1rem); line-height: 1.2; letter-spacing: -0.012em; }
.soft { color: var(--text-2); font-weight: 500; }
.lead { font-size: clamp(1rem, 1.3vw, 1.1rem); line-height: 1.65; color: #5d5851; max-width: 34em; }
.idx { font-size: 0.78rem; font-weight: 600; letter-spacing: 0.06em; color: var(--taupe); font-variant-numeric: tabular-nums; }

/* Buttons and links */
.btn { display: inline-flex; align-items: center; justify-content: center; height: 50px; padding: 0 26px; border-radius: var(--r-md); font-size: 0.98rem; font-weight: 550; transition: background-color 0.4s var(--ease), transform 0.4s var(--ease); }
.btn-dark { background: var(--btn); color: #fff; }
.btn-dark:hover { background: #4a4640; transform: translateY(-1px); }
.btn:active { transform: none; }
.link { display: inline-flex; align-items: center; gap: 8px; font-weight: 550; transition: gap 0.4s var(--ease), color 0.3s; }
.link:hover { gap: 11px; color: var(--text-2); }
.arrow { flex: none; }

/* Navigation: a quiet full-width bar, hairline appears on scroll */
.nav-wrap { position: fixed; z-index: 50; top: 0; left: 0; right: 0; background: rgba(248, 245, 239, 0.88); -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px); border-bottom: 1px solid transparent; transition: border-color 0.5s var(--ease), background-color 0.5s var(--ease); }
.nav-wrap.scrolled { border-bottom-color: var(--line); }
.nav-wrap.menu-open { background: #fff; border-bottom-color: var(--line); }
.bar { max-width: 1200px; margin: 0 auto; height: 56px; display: flex; align-items: center; gap: 12px; padding-inline: var(--pad); }
.teacher { margin-right: auto; display: flex; align-items: baseline; gap: 8px; font-weight: 550; font-size: 1rem; }
.teacher-role { display: none; font-weight: 400; font-size: 0.85rem; color: var(--text-2); }
.links { display: none; }
.pill { display: inline-flex; align-items: center; height: 34px; padding: 0 15px; border-radius: 10px; border: 1px solid rgba(60, 55, 48, 0.2); font-size: 0.86rem; font-weight: 550; transition: background-color 0.4s var(--ease); }
.pill:hover { background: #fff; }
.burger { width: 36px; height: 36px; margin-right: -8px; border: 0; background: transparent; position: relative; cursor: pointer; }
.burger span { position: absolute; left: 10px; right: 10px; height: 1.5px; background: var(--text); transition: transform 0.4s var(--ease); }
.burger span:first-child { top: 14px; }
.burger span:last-child { top: 21px; }
.menu-open .burger span:first-child { transform: translateY(3.75px) rotate(45deg); }
.menu-open .burger span:last-child { transform: translateY(-3.75px) rotate(-45deg); }
.sheet { position: absolute; top: 100%; left: 0; right: 0; padding: 4px var(--pad) 18px; background: #fff; border-bottom: 1px solid var(--line); display: grid; opacity: 0; pointer-events: none; transform: translateY(-4px); transition: opacity 0.35s var(--ease), transform 0.35s var(--ease); }
.sheet.open { opacity: 1; pointer-events: auto; transform: none; }
.sheet a { padding: 12px 0; font-size: 1.1rem; font-weight: 500; letter-spacing: -0.015em; color: var(--text-2); }
.sheet a[aria-current="page"] { color: var(--text); font-weight: 600; }

/* Hero: the photo is the one visual anchor */
.hero { padding-top: 112px; padding-bottom: 24px; display: grid; gap: 40px; }
.hero-copy { display: grid; gap: 22px; align-content: center; justify-items: start; }
.actions { display: flex; flex-wrap: wrap; align-items: center; gap: 14px 24px; margin-top: 6px; }
.hero-photo { margin: 0; }
.ph { aspect-ratio: 4 / 4.4; border-radius: var(--r-lg); display: grid; place-items: center; background: var(--stone); color: var(--taupe); font-size: 0.76rem; letter-spacing: 0.12em; text-transform: uppercase; }

/* Metrics: plain, no boxes */
.metrics { display: grid; grid-template-columns: repeat(2, 1fr); padding-block: 40px 0; }
.metric { padding: 22px 12px 18px 0; border-top: 1px solid var(--line); display: grid; gap: 4px; align-content: start; }
.metric strong { font-size: clamp(1.7rem, 3.6vw, 2.3rem); line-height: 1.1; letter-spacing: -0.03em; font-weight: 550; }
.metric span { color: var(--text-2); font-size: 0.92rem; max-width: 14em; }

/* About */
.about { padding-block: var(--section) 0; display: grid; gap: 28px; }
.about-head { display: grid; gap: 14px; align-content: start; align-self: start; }
.about-body { display: grid; gap: 28px; justify-items: start; }
.principles { list-style: none; margin: 0; padding: 0; width: 100%; }
.principles li { display: grid; grid-template-columns: 36px 1fr; gap: 12px; padding: 18px 0; border-top: 1px solid var(--line); }
.principles li:last-child { border-bottom: 1px solid var(--line); }
.principles strong { font-size: 1.02rem; font-weight: 600; }
.principles p { color: var(--text-2); font-size: 0.96rem; margin-top: 2px; }

/* Subjects: one list, two weights, no boxes */
.subjects { padding-block: var(--section) 0; }
.section-head { display: grid; gap: 14px; margin-bottom: 36px; }
.subject-layout { display: grid; gap: 0; }
.subject { display: grid; grid-template-columns: 36px 1fr; gap: 6px 12px; padding: 26px 0; border-top: 1px solid var(--line); }
.subject .idx { padding-top: 5px; }
.subject h3 { font-size: clamp(1.3rem, 2.2vw, 1.7rem); line-height: 1.2; letter-spacing: -0.022em; }
.subject p { grid-column: 2; color: var(--text-2); max-width: 28em; }
.subject .tags { grid-column: 2; }
.subject-sm h3 { font-size: 1.15rem; }
.subject-sm { padding: 20px 0; }
.subject-sm p { font-size: 0.95rem; }
.tags { list-style: none; margin: 8px 0 0; padding: 0; display: flex; flex-wrap: wrap; gap: 6px; }
.tags li { padding: 4px 11px; border-radius: 999px; background: var(--stone); font-size: 0.8rem; color: var(--text-2); }

/* Approach: heading beside a quiet list */
.approach { padding-block: var(--section) 0; display: grid; gap: 28px; }
.approach-head { display: grid; gap: 14px; align-content: start; }
.rows { list-style: none; margin: 0; padding: 0; }
.row { display: grid; grid-template-columns: 36px 1fr; gap: 4px 12px; padding: 22px 0; border-top: 1px solid var(--line); }
.row:last-child { border-bottom: 1px solid var(--line); }
.row .idx { padding-top: 4px; }
.row strong { font-size: 1.1rem; letter-spacing: -0.012em; line-height: 1.3; font-weight: 600; }
.row p { grid-column: 2; color: var(--text-2); max-width: 32em; font-size: 0.97rem; }

/* Pricing: one surface, divided */
.pricing { padding-block: var(--section) 0; }
.price-grid { display: grid; background: var(--paper); border: 1px solid var(--line); border-radius: var(--r-lg); }
.price { padding: 28px; display: grid; gap: 6px; align-content: start; }
.price + .price { border-top: 1px solid var(--line); }
.price strong { font-size: clamp(1.9rem, 3.8vw, 2.5rem); letter-spacing: -0.03em; line-height: 1.1; font-weight: 550; margin-top: 8px; }
.price p { color: var(--text-2); font-size: 0.95rem; }
.note { margin-top: 20px; color: var(--text-2); display: flex; flex-wrap: wrap; gap: 8px 20px; align-items: center; font-size: 0.97rem; }
.note .link { color: var(--text); }

/* CTA */
.cta-wrap { padding-block: var(--section); }
.cta { background: var(--stone); border-radius: var(--r-lg); padding: 40px 24px; display: grid; gap: 24px; justify-items: start; }

/* Inner pages */
.page-head { padding-top: 140px; padding-bottom: 96px; display: grid; gap: 18px; justify-items: start; min-height: 66vh; align-content: start; }

/* Footer */
.footer { background: var(--stone); padding: 48px 0 24px; }
.footer-grid { display: grid; gap: 24px; align-items: start; justify-items: start; }
.footer-name { font-size: 1.05rem; font-weight: 550; }
.footer-tag { margin-top: 2px; color: var(--text-2); }
.footer-links { display: flex; flex-wrap: wrap; gap: 6px 18px; color: var(--text-2); font-size: 0.95rem; }
.footer-links a:hover { color: var(--text); }
.footer-bottom { margin-top: 32px; padding-top: 18px; border-top: 1px solid rgba(60, 55, 48, 0.1); color: var(--text-2); font-size: 0.85rem; }

/* Motion: fade and a small translate only */
.js .reveal { opacity: 0; transform: translateY(10px); transition: opacity 0.9s var(--ease), transform 0.9s var(--ease); transition-delay: calc(var(--d, 0) * 80ms); }
.js .reveal.in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .js .reveal { opacity: 1; transform: none; transition: none; }
  * { transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; }
}

@media (min-width: 720px) {
  .teacher-role { display: inline; }
  .metrics { grid-template-columns: repeat(4, 1fr); }
  .price-grid { grid-template-columns: 1fr 1fr; }
  .price + .price { border-top: 0; border-left: 1px solid var(--line); }
  .cta { padding: 52px 48px; grid-auto-flow: column; justify-content: space-between; align-items: center; justify-items: end; }
  .footer-grid { grid-template-columns: 1.1fr 1.6fr auto; align-items: center; }
}

@media (min-width: 1100px) {
  .burger, .sheet { display: none; }
  .links { display: flex; gap: 22px; margin: 0 auto; }
  .links a { font-size: 0.87rem; font-weight: 500; color: var(--text-2); transition: color 0.3s; }
  .links a:hover, .links a[aria-current="page"] { color: var(--text); }
  .teacher { margin-right: 0; }
  .hero { padding-top: 136px; padding-bottom: 32px; grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr); gap: 72px; align-items: center; }
  .about { grid-template-columns: 1fr 1fr; gap: 72px; }
  .subject-layout { grid-template-columns: 1.2fr 1fr; column-gap: 72px; align-items: start; }
  .approach { grid-template-columns: 1fr 1.25fr; gap: 72px; }
  .principles li { grid-template-columns: 52px 1fr; }
}