@font-face {
  font-family: "Instrument Sans";
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url(/fonts/instrument-sans-latin-ext-wght-normal.woff2) format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: "Instrument Sans";
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url(/fonts/instrument-sans-latin-wght-normal.woff2) format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

:root {
  --cobalt: #2331b5;
  --cobalt-deep: #151d7e;
  --peri: #aab1e8;
  --peri-soft: #dfe2f6;
  --grey: #eeeef2;
  --white: #ffffff;
  --ink: #10143f;
  --muted: #4b5079;
  --line: #cfd2ea;
  --aqua: #8adcec;
  --lilac: #c8a4ee;
  --magenta: #cf4fc2;
  --sans: "Instrument Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --gutter: clamp(20px, 5vw, 56px);
  --lift: 0 22px 44px -28px rgb(21 29 126 / 0.55);
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--grey);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 1.0625rem;
  line-height: 1.6;
}
img, svg { max-width: 100%; display: block; }
h1, h2, h3, p, ul, ol, dl, dd, figure { margin: 0; }
a { color: var(--cobalt); text-underline-offset: 0.18em; text-decoration-thickness: 1px; }
a:hover { color: var(--cobalt-deep); }
:focus-visible { outline: 3px solid var(--magenta); outline-offset: 3px; border-radius: 2px; }

h1, h2 { color: var(--cobalt); font-weight: 450; letter-spacing: -0.045em; text-wrap: balance; }
h1 { font-size: clamp(2.6rem, 6.4vw, 5.1rem); line-height: 0.98; }
h2 { font-size: clamp(1.9rem, 3.4vw, 2.9rem); line-height: 1.04; }
h3 { font-size: 1.125rem; font-weight: 600; line-height: 1.3; letter-spacing: -0.01em; }

.wrap { max-width: 1180px; margin-inline: auto; padding-inline: var(--gutter); }
.skip { position: absolute; left: -9999px; }
.skip:focus { left: 12px; top: 12px; background: var(--white); padding: 8px 12px; z-index: 10; }

/* Header */
.site-header { background: var(--cobalt); color: var(--white); padding-top: env(safe-area-inset-top); }
.header-row { display: flex; align-items: center; justify-content: space-between; gap: 8px 32px; flex-wrap: wrap; padding-block: 16px; }
.wordmark { display: inline-flex; align-items: center; gap: 10px; color: var(--white); text-decoration: none; font-size: 1.2rem; font-weight: 600; letter-spacing: -0.03em; }
.wordmark:hover { color: var(--white); }
.wordmark svg { width: 18px; height: 18px; fill: var(--white); }
.site-header nav { display: flex; flex-wrap: wrap; gap: 2px 6px; margin-inline: -10px; }
.site-header nav a { color: var(--white); text-decoration: none; font-size: 0.95rem; font-weight: 500; padding: 7px 10px; border-radius: 3px; }
.site-header nav a:hover { background: rgb(255 255 255 / 0.14); }
.site-header nav a[aria-current="page"] { background: var(--white); color: var(--cobalt); }

/* Buttons */
.btn { display: inline-block; padding: 13px 22px; border: 1.5px solid var(--cobalt); border-radius: 3px; color: var(--cobalt); background: transparent; font: 600 1rem/1.2 var(--sans); text-decoration: none; cursor: pointer; }
.btn:hover { background: var(--peri-soft); color: var(--cobalt-deep); }
.btn-primary { background: var(--cobalt); color: var(--white); }
.btn-primary:hover { background: var(--cobalt-deep); border-color: var(--cobalt-deep); color: var(--white); }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.text-link { font-weight: 600; }
.lede { font-size: clamp(1.1rem, 1.5vw, 1.25rem); line-height: 1.5; color: var(--muted); max-width: 36em; margin-top: 24px; }

/* Window: panel with a blue bar and a notch, used for the hero figure and offers */
.window { position: relative; background: var(--white); box-shadow: var(--lift); }
.window-bar { position: relative; display: flex; justify-content: space-between; gap: 16px; padding: 7px 16px; background: var(--cobalt); color: var(--white); font-size: 0.74rem; font-weight: 500; line-height: 1.4; }
.window-bar::after, .offer::after { content: ""; position: absolute; left: 50%; translate: -50% 0; width: 72px; height: 8px; background: var(--cobalt); border-radius: 0 0 5px 5px; }
.window-bar::after { top: 100%; margin-top: -1px; }

/* Hero */
.hero { padding-block: clamp(48px, 7vw, 96px); background: var(--grey); }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr); gap: clamp(32px, 6vw, 80px); align-items: center; }
.hero-figure { justify-self: end; width: min(100%, 400px); }
.window-body { position: relative; overflow: hidden; padding: 34px 28px 28px; background: #f7f7fa; }
.window-body::before { content: ""; position: absolute; inset: -10%; background: radial-gradient(circle at 30% 26%, var(--aqua) 0, transparent 42%), radial-gradient(circle at 72% 72%, var(--lilac) 0, transparent 46%); filter: blur(34px); opacity: 0.85; }
.bodygraph { position: relative; width: min(100%, 250px); height: auto; margin-inline: auto; }
.bg-channels { fill: none; stroke: var(--cobalt); stroke-width: 1.25; stroke-linecap: round; opacity: 0.45; }
.bg-centers > * { fill: var(--white); stroke: var(--cobalt); stroke-width: 1.75; stroke-linejoin: round; }
.bg-centers > .bg-defined { fill: var(--cobalt); }
.bg-nodes circle { fill: var(--cobalt); }
.bg-nodes .hot { fill: var(--magenta); }
.hero-figure figcaption { padding: 14px 16px 16px; font-size: 0.88rem; line-height: 1.5; color: var(--muted); background: var(--white); }

/* Type statistics band */
.stats { background: var(--cobalt); color: var(--white); }
.stats-head { display: flex; flex-wrap: wrap; align-items: baseline; gap: 8px 40px; padding-block: clamp(36px, 5vw, 56px) 28px; }
.stats-head h2 { color: var(--white); }
.stats-head p { max-width: 30em; color: var(--peri-soft); }
.stats-row { list-style: none; padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border-top: 1px solid rgb(255 255 255 / 0.3); }
.stats-row li { padding: 26px 24px clamp(36px, 5vw, 56px) 0; }
.stats-row li + li { padding-left: 24px; border-left: 1px solid rgb(255 255 255 / 0.3); }
.stats-row strong { display: block; font-size: clamp(2.4rem, 4.6vw, 3.6rem); font-weight: 400; letter-spacing: -0.05em; line-height: 1; }
.stats-row b { display: block; margin-top: 12px; font-weight: 600; }
.stats-row span { display: block; font-size: 0.92rem; color: var(--peri-soft); }

/* Sections */
.section { padding-block: clamp(56px, 8vw, 96px); }
.band { padding-block: clamp(56px, 8vw, 96px); background: var(--peri-soft); }
.page-head { padding-block: clamp(48px, 7vw, 88px); background: var(--peri); }
.page-head h1 { color: var(--cobalt-deep); }
.page-head .lede { color: var(--ink); }
.split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.5fr); gap: 28px clamp(32px, 6vw, 88px); align-items: start; }
.split > div > h2 + p { margin-top: 18px; color: var(--muted); }
.split > div > p + p { margin-top: 16px; }
.prose { max-width: 40em; }
.prose > * + * { margin-top: 18px; }
.prose-wide h2 { margin-top: 44px; font-size: 1.6rem; }
.prose-wide h2:first-child { margin-top: 0; }

/* Path: grey head panel over a blue numbered grid (a real sequence) */
.path { box-shadow: var(--lift); }
.path-head { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 12px 40px; padding: clamp(28px, 4vw, 44px); background: var(--white); }
.path-head p { max-width: 30em; color: var(--muted); }
.steps { list-style: none; padding: 0; counter-reset: step; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1px; background: var(--peri); }
.steps > li { counter-increment: step; padding: clamp(24px, 3vw, 36px); background: var(--cobalt); color: var(--white); }
.steps > li:nth-child(even) { background: #2b3ac4; }
.steps > li::before { content: counter(step, decimal-leading-zero); display: block; margin-bottom: 18px; font-size: clamp(2.6rem, 4.4vw, 3.5rem); font-weight: 400; letter-spacing: -0.05em; line-height: 1; color: var(--peri); }
.steps h3 { font-size: 1.3rem; font-weight: 600; letter-spacing: -0.02em; }
.steps h3 a { color: var(--white); }
.steps p { margin-top: 10px; color: #e7e9fb; }
.steps .meta { margin-top: 16px; padding-top: 12px; border-top: 1px solid rgb(255 255 255 / 0.3); font-size: 0.9rem; color: var(--white); }

/* Lineage */
.lineage { padding-block: clamp(56px, 8vw, 96px); background: var(--cobalt-deep); color: #e7e9fb; }
.lineage h2 { color: var(--white); }
.facts > div { display: grid; grid-template-columns: 8.5em minmax(0, 1fr); gap: 4px 24px; padding-block: 18px; border-top: 1px solid rgb(255 255 255 / 0.22); }
.facts > div:last-child { border-bottom: 1px solid rgb(255 255 255 / 0.22); }
.facts dt { font-weight: 600; color: var(--peri); }
.closing p { margin-top: 16px; color: var(--muted); }

/* Offers */
.offer { position: relative; display: grid; grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr); gap: 28px clamp(32px, 5vw, 64px); padding: clamp(40px, 5vw, 56px) clamp(22px, 4vw, 48px) clamp(28px, 4vw, 44px); background: var(--white); border-top: 14px solid var(--cobalt); box-shadow: var(--lift); scroll-margin-top: 24px; }
.offer::after { top: -1px; }
.offer + .offer { margin-top: 36px; }
.offer-main { max-width: 40em; }
.offer-main > * + * { margin-top: 16px; }
.offer-main h2 { font-size: clamp(1.7rem, 2.8vw, 2.3rem); }
.offer-facts { align-self: start; background: var(--grey); padding: 4px 20px; }
.offer-facts > div { padding-block: 13px; border-top: 1px solid var(--line); }
.offer-facts > div:first-child { border-top: 0; }
.offer-facts dt { font-size: 0.86rem; color: var(--muted); }
.offer-facts dd { font-weight: 600; }
.offer-facts .price { font-size: 1.9rem; font-weight: 450; letter-spacing: -0.04em; line-height: 1.15; color: var(--cobalt); }
.offer-facts dd span { display: block; font-size: 0.88rem; font-weight: 400; letter-spacing: 0; color: var(--muted); }
.offer-action { grid-column: 1; }
.plain { padding-left: 1.15em; }
.plain li + li { margin-top: 8px; }
.plain li::marker { color: var(--cobalt); }

/* Types table */
.types { width: 100%; border-collapse: collapse; font-size: 1rem; }
.types th, .types td { text-align: left; padding: 14px 16px 14px 0; border-bottom: 1px solid var(--line); vertical-align: top; }
.types thead th { font-size: 0.86rem; font-weight: 600; color: var(--muted); }
.types tbody th { font-size: 1.15rem; font-weight: 600; letter-spacing: -0.02em; color: var(--cobalt); white-space: nowrap; }

/* Teacher */
.teacher { display: grid; grid-template-columns: minmax(0, 320px) minmax(0, 1fr); gap: clamp(28px, 6vw, 80px); align-items: start; }
.teacher img { width: 100%; height: auto; aspect-ratio: 4 / 5; object-fit: cover; object-position: 50% 30%; box-shadow: var(--lift); }
.teacher .role { color: var(--muted); margin-top: 6px; }
.teacher p + p { margin-top: 16px; max-width: 38em; }
.teacher h3 { margin-top: 30px; }
.certs { list-style: none; padding: 0; margin-top: 10px; columns: 2 260px; column-gap: 40px; }
.certs li { padding-block: 9px; border-bottom: 1px solid var(--peri); break-inside: avoid; }

/* Form */
.form { max-width: 34em; }
.form p + p { margin-top: 18px; }
.form label { display: block; font-weight: 600; font-size: 0.95rem; margin-bottom: 6px; }
.form input, .form select, .form textarea { width: 100%; padding: 12px 14px; border: 1.5px solid var(--line); border-radius: 3px; background: var(--white); color: var(--ink); font: inherit; }
.form input:focus-visible, .form select:focus-visible, .form textarea:focus-visible { outline: 3px solid var(--peri); outline-offset: 1px; border-color: var(--cobalt); }
.form-note { font-size: 0.92rem; color: var(--muted); }
.hp { position: absolute; left: -9999px; }

/* Footer */
.site-footer { background: var(--cobalt-deep); color: #e7e9fb; padding-block: 56px calc(32px + env(safe-area-inset-bottom)); font-size: 0.95rem; }
.site-footer a { color: var(--white); }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1.2fr; gap: 32px 56px; }
.footer-grid p { max-width: 30em; }
.footer-name { font-size: 1.3rem; font-weight: 600; letter-spacing: -0.03em; color: var(--white); margin-bottom: 8px; }
.footer-head { font-weight: 600; color: var(--peri); margin-bottom: 8px; }
.site-footer ul { list-style: none; padding: 0; }
.site-footer li + li { margin-top: 6px; }
.footer-legal { margin-top: 44px; padding-top: 22px; border-top: 1px solid rgb(255 255 255 / 0.22); color: var(--peri); font-size: 0.85rem; }
.footer-legal p { max-width: 62em; }
.footer-legal p + p { margin-top: 8px; }

@media (max-width: 860px) {
  .hero-grid, .split, .offer, .teacher, .footer-grid, .steps { grid-template-columns: minmax(0, 1fr); }
  .hero-figure { justify-self: start; width: min(100%, 340px); }
  .stats-row { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .stats-row li { padding: 22px 16px 26px 0; }
  .stats-row li + li { padding-left: 0; border-left: 0; }
  .stats-row li:nth-child(even) { padding-left: 18px; border-left: 1px solid rgb(255 255 255 / 0.3); }
  .stats-row li:nth-child(n + 3) { border-top: 1px solid rgb(255 255 255 / 0.3); }
  .teacher img { max-width: 300px; }
  .facts > div { grid-template-columns: minmax(0, 1fr); }
  .types tbody th { white-space: normal; }
}
@media (max-width: 560px) {
  .site-header nav a { font-size: 0.9rem; padding: 6px 9px; }
  .types thead { position: absolute; left: -9999px; }
  .types tr { display: block; padding-block: 14px; border-bottom: 1px solid var(--line); }
  .types th, .types td { display: block; padding: 2px 0; border: 0; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

/* Featured courses on the home page */
.featured { padding-block: 0 clamp(56px, 8vw, 96px); background: var(--grey); scroll-margin-top: 24px; }
.featured-head { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 10px 40px; margin-bottom: 32px; padding-top: 28px; border-top: 1px solid var(--line); }
.featured-head p { max-width: 32em; color: var(--muted); }
.course-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 28px; }
.course { position: relative; display: flex; flex-direction: column; padding: clamp(36px, 4vw, 48px) clamp(22px, 3vw, 40px) clamp(26px, 3vw, 36px); background: var(--white); border-top: 14px solid var(--cobalt); box-shadow: var(--lift); }
.course::after { content: ""; position: absolute; top: -1px; left: 50%; translate: -50% 0; width: 72px; height: 8px; background: var(--cobalt); border-radius: 0 0 5px 5px; }
.course-level { font-size: 0.9rem; font-weight: 600; color: var(--muted); }
.course h3 { margin-top: 6px; font-size: clamp(1.8rem, 3vw, 2.5rem); font-weight: 450; letter-spacing: -0.045em; line-height: 1.05; color: var(--cobalt); }
.course h3 + p { margin-top: 16px; max-width: 34em; }
.course-facts { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); gap: 16px; margin-top: 28px; padding: 16px 20px; background: var(--grey); }
.course-facts dt { font-size: 0.86rem; color: var(--muted); }
.course-facts dd { font-weight: 600; }
.course-facts .price { font-size: 1.9rem; font-weight: 450; letter-spacing: -0.04em; line-height: 1.15; color: var(--cobalt); }
.course-action { margin-top: auto; padding-top: 28px; }
.featured-more { margin-top: 28px; }
@media (max-width: 860px) { .course-grid { grid-template-columns: minmax(0, 1fr); } }
.nb { white-space: nowrap; }

/* Illustrations */
.art { background: #f7f7fa; overflow: hidden; }
.art svg { width: 100%; height: auto; }
.art-side { margin-top: 28px; max-width: 340px; }
.art-graph { padding: 28px; background: var(--white); box-shadow: var(--lift); }
.art-graph .bodygraph { width: min(100%, 200px); }
.stats-row li svg { width: min(100%, 150px); height: auto; margin: 0 0 18px -8px; }
@media (max-width: 860px) { .stats-row li svg { width: 116px; } }
.aka { font-size: 0.55em; letter-spacing: -0.02em; color: var(--muted); white-space: nowrap; }