:root {
  --bg: #f6f5f1;
  --surface: #ffffff;
  --surface-soft: #efeee9;
  --ink: #111217;
  --muted: #666a76;
  --line: rgba(17, 18, 23, .10);
  --line-strong: rgba(17, 18, 23, .17);
  --blue: #315efb;
  --purple: #7657ff;
  --typedrift: #0f7fef;
  --rexplorer: #e95076;
  --pagetidy: #6657f6;
  --shadow: 0 18px 50px rgba(23, 25, 35, .08);
  --radius-lg: 32px;
  --radius-md: 22px;
  --wrap: min(1180px, calc(100% - 48px));
  --font: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 96px; }
body { margin: 0; background: var(--bg); color: var(--ink); font-family: var(--font); -webkit-font-smoothing: antialiased; }
img { display: block; max-width: 100%; }
a { color: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
button { font: inherit; }
::selection { background: rgba(49, 94, 251, .16); }
.wrap { width: var(--wrap); margin: 0 auto; }
.section-pad { padding: 118px 0; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.skip-link { position: fixed; left: 12px; top: -60px; z-index: 100; background: #111; color: #fff; padding: 10px 14px; border-radius: 10px; text-decoration: none; }
.skip-link:focus { top: 12px; }

.site-header { position: sticky; top: 0; z-index: 50; border-bottom: 1px solid transparent; background: rgba(246,245,241,.80); backdrop-filter: blur(18px); transition: border-color .2s ease, background .2s ease; }
.site-header.is-scrolled { border-color: var(--line); background: rgba(246,245,241,.94); }
.nav-row { min-height: 78px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 11px; text-decoration: none; font-weight: 760; letter-spacing: -.02em; }
.brand-mark { width: 35px; height: 35px; border-radius: 11px; display: inline-grid; place-items: center; background: var(--ink); color: #fff; font-size: 12px; letter-spacing: -.04em; box-shadow: 0 8px 20px rgba(17,18,23,.12); }
.brand-name { font-size: 15px; }
.site-nav { display: flex; align-items: center; gap: 28px; font-size: 14px; font-weight: 600; }
.site-nav > a { text-decoration: none; color: #4e525d; }
.site-nav > a:hover { color: var(--ink); }
.site-nav .nav-cta { padding: 10px 15px; border: 1px solid var(--line-strong); border-radius: 999px; color: var(--ink); background: rgba(255,255,255,.55); }
.menu-toggle { display: none; border: 0; background: transparent; width: 42px; height: 42px; border-radius: 12px; align-items: center; justify-content: center; flex-direction: column; gap: 6px; }
.menu-toggle span:not(.sr-only) { width: 20px; height: 1.5px; background: var(--ink); border-radius: 2px; }

.hero { position: relative; overflow: hidden; padding-top: 92px; padding-bottom: 100px; }
.hero::before { content: ""; position: absolute; width: 560px; height: 560px; border-radius: 50%; right: -260px; top: -190px; background: radial-gradient(circle, rgba(91,92,255,.11), rgba(91,92,255,0) 70%); pointer-events: none; }
.hero-grid { min-height: 625px; display: grid; grid-template-columns: minmax(0, 1.08fr) minmax(380px, .92fr); align-items: center; gap: 74px; }
.eyebrow { display: inline-flex; align-items: center; gap: 9px; color: #565a65; font-size: 12px; text-transform: uppercase; letter-spacing: .13em; font-weight: 760; }
.eyebrow-dot { width: 6px; height: 6px; border-radius: 50%; background: linear-gradient(135deg, var(--blue), var(--purple)); box-shadow: 0 0 0 5px rgba(90,87,255,.08); }
.hero h1 { max-width: 800px; margin: 22px 0 28px; font-size: clamp(54px, 5.8vw, 84px); line-height: 1.01; letter-spacing: -.048em; font-weight: 760; text-wrap: balance; }
.hero h1 span { color: #70747e; }
.lede { max-width: 700px; margin: 0; color: #565a64; font-size: clamp(18px, 1.75vw, 21px); line-height: 1.62; letter-spacing: -.012em; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.button { min-height: 48px; display: inline-flex; align-items: center; justify-content: center; gap: 10px; padding: 12px 18px; border-radius: 14px; border: 1px solid transparent; font-weight: 720; font-size: 14px; text-decoration: none; transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease; }
.button:hover { transform: translateY(-1px); }
.button.primary { background: var(--ink); color: #fff; box-shadow: 0 12px 25px rgba(17,18,23,.15); }
.button.primary:hover { box-shadow: 0 16px 32px rgba(17,18,23,.20); }
.button.ghost { background: rgba(255,255,255,.52); color: var(--ink); border-color: var(--line-strong); }
.button.ghost:hover { border-color: rgba(17,18,23,.28); }
.hero-note { max-width: 590px; margin: 18px 0 0; color: #858891; font-size: 12px; line-height: 1.55; }

.portrait-stage { position: relative; min-height: 540px; display: grid; place-items: center; }
.portrait-halo { position: absolute; inset: 11% 5% 6%; border-radius: 48% 52% 48% 52%; background: radial-gradient(circle at 45% 38%, rgba(255,255,255,.95), rgba(229,227,222,.74) 68%, rgba(229,227,222,0) 70%); filter: blur(.3px); }
.portrait-card { position: relative; width: min(410px, 88%); aspect-ratio: 1 / 1; border-radius: 42% 42% 32% 32%; display: grid; place-items: end center; overflow: hidden; background: linear-gradient(150deg, #eeece6, #ddd9d0); border: 1px solid rgba(255,255,255,.65); box-shadow: 0 32px 80px rgba(23,25,35,.13); }
.portrait-card::after { content: ""; position: absolute; inset: 0; border-radius: inherit; box-shadow: inset 0 0 0 1px rgba(17,18,23,.05); pointer-events: none; }
.portrait-card img { width: 100%; height: 100%; object-fit: cover; object-position: center; }
.floating-note { position: absolute; display: flex; align-items: center; gap: 10px; max-width: 215px; padding: 12px 14px; border: 1px solid rgba(17,18,23,.08); border-radius: 15px; background: rgba(255,255,255,.90); box-shadow: 0 14px 38px rgba(17,18,23,.10); color: #676b75; font-size: 11px; line-height: 1.35; backdrop-filter: blur(12px); }
.floating-note strong { display: inline; color: var(--ink); }
.note-icon { width: 29px; height: 29px; flex: 0 0 29px; display: grid; place-items: center; border-radius: 9px; background: #f1f0ec; color: var(--ink); font-size: 12px; }
.note-build { left: -20px; top: 23%; }
.note-teach { right: -28px; bottom: 14%; }

.proof { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: rgba(255,255,255,.34); }
.proof-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.proof-item { min-height: 130px; padding: 28px 32px; display: flex; justify-content: center; flex-direction: column; border-right: 1px solid var(--line); }
.proof-item:last-child { border-right: 0; }
.proof-item strong { font-size: 27px; letter-spacing: -.045em; }
.proof-item span { margin-top: 5px; color: #777a84; font-size: 12px; }

.section-intro { max-width: 760px; margin-bottom: 54px; }
.section-intro h2, .education-heading h2, .about-copy h2, .contact-card h2 { margin: 18px 0 18px; font-size: clamp(42px, 5.1vw, 68px); line-height: 1; letter-spacing: -.055em; }
.section-intro p { max-width: 650px; margin: 0; color: var(--muted); font-size: 18px; line-height: 1.6; }

.product { overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--surface); box-shadow: 0 6px 22px rgba(17,18,23,.04); }
.product-typedrift { min-height: 650px; display: grid; grid-template-columns: .86fr 1.14fr; align-items: stretch; background: linear-gradient(135deg, #ffffff 0 48%, #eef7ff 48% 100%); }
.product-copy { padding: 64px 0 60px 64px; display: flex; flex-direction: column; align-items: flex-start; justify-content: center; }
.product-kicker { display: flex; align-items: center; gap: 9px; font-size: 11px; text-transform: uppercase; letter-spacing: .12em; color: #747883; font-weight: 760; }
.product-orb { width: 9px; height: 9px; border-radius: 50%; box-shadow: 0 0 0 5px rgba(0,0,0,.04); }
.typedrift-orb { background: var(--typedrift); }
.rexplorer-orb { background: linear-gradient(135deg, #ef5378, #ff9a50); }
.pagetidy-orb { background: linear-gradient(135deg, #4ea5ff, var(--pagetidy)); }
.product h3 { margin: 22px 0 8px; font-size: clamp(42px, 4.5vw, 66px); letter-spacing: -.055em; line-height: .98; }
.product-headline { margin: 0 0 18px; color: #2a2d35; font-size: 22px; font-weight: 690; letter-spacing: -.03em; line-height: 1.25; }
.product-copy > p:not(.product-headline), .rexplorer-copy > p:not(.product-headline) { max-width: 490px; margin: 0; color: var(--muted); font-size: 15px; line-height: 1.65; }
.feature-chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 26px; }
.feature-chips span { padding: 8px 11px; border-radius: 999px; background: #f4f8fc; border: 1px solid rgba(15,127,239,.12); color: #51606f; font-size: 11px; font-weight: 640; }
.product-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 18px; margin-top: 30px; }
.typedrift-button { background: var(--typedrift); color: #fff; box-shadow: 0 12px 28px rgba(15,127,239,.23); }
.text-link { font-size: 13px; font-weight: 700; text-decoration: none; }
.text-link:hover { text-decoration: underline; text-underline-offset: 4px; }
.typedrift-visual { position: relative; min-height: 650px; overflow: hidden; }
.typedrift-visual::before { content: ""; position: absolute; width: 400px; height: 400px; top: 50%; left: 48%; transform: translate(-50%,-50%); border-radius: 50%; background: rgba(49,94,251,.07); filter: blur(15px); }
.image-frame { position: absolute; padding: 0; overflow: hidden; border: 1px solid rgba(17,18,23,.12); border-radius: 17px; background: #fff; box-shadow: 0 24px 55px rgba(29,62,96,.16); cursor: zoom-in; }
.image-frame img { width: 100%; height: 100%; object-fit: cover; }
.image-main { width: 74%; left: 12%; top: 12%; transform: rotate(-1.6deg); z-index: 3; }
.image-stat { width: 37%; right: 1%; bottom: 11%; transform: rotate(3deg); z-index: 4; }
.image-stat img { aspect-ratio: 1 / 1; }
.image-accelerator { width: 47%; left: 2%; bottom: 7%; transform: rotate(-3.2deg); z-index: 2; }
.image-accelerator img { aspect-ratio: 16 / 9; }

.secondary-products { display: grid; grid-template-columns: 1.18fr .82fr; gap: 22px; margin-top: 22px; }
.product-rexplorer, .product-pagetidy { min-height: 680px; padding: 34px; }
.product-rexplorer { background: linear-gradient(150deg, #fff 0 56%, #fff3f5 100%); }
.product-pagetidy { background: linear-gradient(150deg, #fff 0 55%, #f3f1ff 100%); }
.product-topline { display: flex; justify-content: space-between; align-items: center; gap: 18px; }
.availability { min-height: 27px; display: inline-flex; align-items: center; padding: 6px 9px; border: 1px solid var(--line); border-radius: 999px; background: rgba(255,255,255,.72); color: #747883; font-size: 10px; white-space: nowrap; }
.rexplorer-copy { max-width: 590px; padding: 18px 8px 24px; }
.rexplorer-copy h3 { font-size: 51px; }
.rexplorer-copy .product-headline { font-size: 20px; }
.rexplorer-button { margin-top: 25px; background: #1d1e23; color: #fff; }
.rexplorer-gallery { position: relative; height: 310px; margin-top: 12px; }
.gallery-shot { position: absolute; padding: 0; overflow: hidden; border: 1px solid rgba(17,18,23,.12); border-radius: 16px; background: #fff; cursor: zoom-in; box-shadow: 0 20px 42px rgba(79,37,47,.14); }
.gallery-shot img { width: 100%; height: 100%; object-fit: cover; }
.gallery-main { width: 74%; left: 1%; top: 7px; transform: rotate(-2deg); z-index: 2; }
.gallery-main img { aspect-ratio: 16/10; }
.gallery-side { width: 54%; right: -2%; bottom: 1%; transform: rotate(2.5deg); z-index: 3; }
.gallery-side img { aspect-ratio: 16/9; }
.pagetidy-layout { height: calc(100% - 34px); display: flex; flex-direction: column; justify-content: space-between; }
.pagetidy-copy { padding: 34px 8px 0; }
.pagetidy-brandline { display: flex; align-items: center; gap: 11px; font-size: 15px; font-weight: 760; }
.pagetidy-brandline img { border-radius: 11px; box-shadow: 0 8px 20px rgba(80,72,216,.17); }
.pagetidy-copy h3 { margin: 25px 0 18px; font-size: clamp(40px, 4vw, 58px); line-height: .98; }
.pagetidy-copy p { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.65; }
.pagetidy-button { margin-top: 25px; background: var(--pagetidy); color: #fff; box-shadow: 0 12px 28px rgba(102,87,246,.18); }
.popup-stage { position: relative; height: 260px; margin: 35px 0 -56px; border: 0; background: transparent; cursor: zoom-in; display: grid; place-items: start center; }
.popup-stage img { position: relative; z-index: 2; width: 205px; max-height: 330px; object-fit: contain; filter: drop-shadow(0 24px 35px rgba(47,40,111,.24)); }
.popup-glow { position: absolute; width: 290px; height: 210px; border-radius: 50%; bottom: 0; background: radial-gradient(circle, rgba(104,87,246,.16), rgba(104,87,246,0) 68%); }

.education { background: #111217; color: #f7f7f4; }
.education-heading { max-width: 850px; }
.eyebrow-light { color: #aeb1ba; }
.education-heading h2 { max-width: 800px; }
.education-heading p { max-width: 710px; margin: 0; color: #aeb1ba; font-size: 18px; line-height: 1.6; }
.education-grid { display: grid; grid-template-columns: 1.3fr .85fr .85fr; gap: 16px; margin-top: 58px; }
.education-card { min-height: 390px; padding: 34px; display: flex; flex-direction: column; border: 1px solid rgba(255,255,255,.10); border-radius: 25px; background: #191a20; }
.youtube-card { background: radial-gradient(circle at 84% 5%, rgba(226,55,79,.18), transparent 32%), #191a20; }
.edu-meta { display: flex; align-items: center; gap: 10px; color: #c4c6cc; font-size: 12px; font-weight: 690; }
.play-mark, .square-mark, .word-mark { width: 30px; height: 30px; display: grid; place-items: center; border-radius: 9px; background: rgba(255,255,255,.08); color: #fff; font-size: 11px; font-weight: 800; }
.play-mark { color: #ff6379; }
.square-mark { background: #1f6fb5; }
.word-mark { background: #f0f0ec; color: #111217; }
.education-card h3 { margin: 32px 0 16px; font-size: 28px; line-height: 1.12; letter-spacing: -.04em; }
.youtube-card h3 { font-size: clamp(32px, 3vw, 44px); }
.education-card p { margin: 0; color: #9fa2ab; font-size: 14px; line-height: 1.65; }
.education-card > a, .edu-card-footer a { margin-top: auto; color: #fff; font-size: 13px; font-weight: 720; text-decoration: none; }
.education-card > a:hover, .edu-card-footer a:hover { text-decoration: underline; text-underline-offset: 4px; }
.edu-card-footer { margin-top: auto; display: flex; align-items: center; justify-content: space-between; gap: 20px; color: #7f828b; font-size: 11px; }

.about-grid { display: grid; grid-template-columns: .34fr 1fr; gap: 60px; }
.tiny-label { margin-top: 180px; color: #9b9da3; font-size: 11px; text-transform: uppercase; letter-spacing: .12em; }
.about-copy h2 { max-width: 900px; margin-top: 0; }
.about-lede { margin: 26px 0 38px; color: #585c66; font-size: 24px; line-height: 1.5; letter-spacing: -.025em; }
.about-columns { display: grid; grid-template-columns: 1fr 1fr; gap: 36px; max-width: 850px; }
.about-columns p { margin: 0; color: #71747d; font-size: 15px; line-height: 1.7; }

.contact { padding-top: 30px; }
.contact-card { min-height: 400px; padding: 58px; display: grid; grid-template-columns: 1.15fr .85fr; align-items: center; gap: 70px; border: 1px solid var(--line); border-radius: var(--radius-lg); background: #fff; box-shadow: var(--shadow); }
.contact-card h2 { max-width: 650px; font-size: clamp(40px, 4.7vw, 62px); }
.contact-card p { max-width: 610px; margin: 0; color: var(--muted); font-size: 15px; line-height: 1.7; }
.contact-actions { display: flex; flex-direction: column; align-items: stretch; gap: 10px; }
.contact-actions .button { justify-content: space-between; }
.contact-actions > span { margin-top: 5px; color: #9699a1; font-size: 10px; }

.footer { padding: 88px 0 34px; }
.footer-grid { display: grid; grid-template-columns: 1fr auto auto; align-items: center; gap: 44px; padding-top: 32px; border-top: 1px solid var(--line); }
.footer-brand { display: flex; align-items: center; gap: 12px; }
.footer-brand div { display: flex; flex-direction: column; gap: 3px; }
.footer-brand strong { font-size: 13px; }
.footer-brand div span { color: #858891; font-size: 10px; }
.footer nav { display: flex; gap: 19px; }
.footer nav a, .footer-end { color: #777a83; font-size: 11px; text-decoration: none; }
.footer nav a:hover, .footer-end a:hover { color: var(--ink); }
.footer-end { display: flex; gap: 16px; }
.footer-end a { color: inherit; }

.lightbox { width: min(1120px, calc(100% - 36px)); max-width: none; max-height: calc(100vh - 36px); padding: 52px 20px 20px; border: 1px solid rgba(255,255,255,.14); border-radius: 22px; background: rgba(17,18,23,.96); box-shadow: 0 30px 90px rgba(0,0,0,.44); }
.lightbox::backdrop { background: rgba(14,15,20,.74); backdrop-filter: blur(8px); }
.lightbox img { max-width: 100%; max-height: calc(100vh - 112px); margin: 0 auto; object-fit: contain; border-radius: 12px; }
.lightbox-close { position: absolute; right: 15px; top: 12px; width: 34px; height: 34px; border: 1px solid rgba(255,255,255,.18); border-radius: 50%; background: rgba(255,255,255,.07); color: #fff; font-size: 23px; cursor: pointer; }

:focus-visible { outline: 3px solid rgba(49,94,251,.55); outline-offset: 3px; }

@media (prefers-reduced-motion: no-preference) {
  .image-frame, .gallery-shot, .popup-stage img { transition: transform .24s ease, box-shadow .24s ease; }
  .image-frame:hover, .gallery-shot:hover { box-shadow: 0 28px 62px rgba(29,42,63,.22); }
  .image-main:hover { transform: rotate(-.8deg) translateY(-3px); }
  .image-stat:hover { transform: rotate(1.8deg) translateY(-3px); }
  .image-accelerator:hover { transform: rotate(-2deg) translateY(-3px); }
  .gallery-main:hover { transform: rotate(-1deg) translateY(-3px); }
  .gallery-side:hover { transform: rotate(1.3deg) translateY(-3px); }
  .popup-stage:hover img { transform: translateY(-4px); }
}

@media (max-width: 1040px) {
  .hero-grid { grid-template-columns: 1.05fr .95fr; gap: 30px; }
  .note-build { left: 0; }
  .note-teach { right: -8px; }
  .product-typedrift { grid-template-columns: 1fr; background: linear-gradient(180deg, #fff 0 47%, #eef7ff 47% 100%); }
  .product-copy { padding: 54px 54px 20px; }
  .typedrift-visual { min-height: 560px; }
  .secondary-products { grid-template-columns: 1fr; }
  .product-rexplorer, .product-pagetidy { min-height: 640px; }
  .pagetidy-layout { display: grid; grid-template-columns: 1fr .72fr; align-items: center; gap: 20px; }
  .popup-stage { height: 420px; margin: 20px -10px -75px 0; place-items: center; }
  .popup-stage img { width: 255px; max-height: 430px; }
  .education-grid { grid-template-columns: 1.2fr 1fr; }
  .youtube-card { grid-column: 1 / -1; min-height: 350px; }
  .about-grid { grid-template-columns: .28fr 1fr; gap: 38px; }
  .contact-card { grid-template-columns: 1fr; gap: 34px; }
  .footer-grid { grid-template-columns: 1fr auto; }
  .footer-end { grid-column: 1 / -1; justify-content: space-between; }
}

@media (max-width: 760px) {
  :root { --wrap: min(100% - 28px, 1180px); --radius-lg: 24px; }
  .section-pad { padding: 82px 0; }
  .site-header { backdrop-filter: blur(15px); }
  .nav-row { min-height: 67px; }
  .menu-toggle { display: flex; }
  .site-nav { position: absolute; top: 66px; left: 14px; right: 14px; padding: 12px; display: none; flex-direction: column; align-items: stretch; gap: 4px; border: 1px solid var(--line); border-radius: 18px; background: rgba(255,255,255,.96); box-shadow: var(--shadow); }
  .site-nav.is-open { display: flex; }
  .site-nav > a { padding: 12px; border-radius: 10px; }
  .site-nav .nav-cta { margin-top: 4px; }
  .hero { padding-top: 64px; }
  .hero-grid { min-height: 0; grid-template-columns: 1fr; gap: 60px; }
  .hero h1 { font-size: clamp(46px, 13vw, 64px); line-height: 1.035; letter-spacing: -.043em; }
  .lede { font-size: 17px; }
  .portrait-stage { min-height: 470px; }
  .portrait-card { width: min(360px, 82%); }
  .floating-note { max-width: 195px; font-size: 10px; }
  .note-build { left: -2px; top: 17%; }
  .note-teach { right: -2px; bottom: 8%; }
  .proof-grid { grid-template-columns: 1fr 1fr; }
  .proof-item { min-height: 108px; padding: 22px 20px; border-bottom: 1px solid var(--line); }
  .proof-item:nth-child(2) { border-right: 0; }
  .proof-item:nth-child(3), .proof-item:nth-child(4) { border-bottom: 0; }
  .section-intro { margin-bottom: 38px; }
  .section-intro h2, .education-heading h2, .about-copy h2, .contact-card h2 { font-size: clamp(39px, 11vw, 56px); }
  .section-intro p, .education-heading p { font-size: 16px; }
  .product-copy { padding: 38px 28px 12px; }
  .product h3 { font-size: 48px; }
  .product-headline { font-size: 19px; }
  .typedrift-visual { min-height: 470px; }
  .image-main { width: 87%; left: 7%; top: 11%; }
  .image-stat { width: 43%; right: -2%; bottom: 10%; }
  .image-accelerator { width: 56%; left: -2%; bottom: 7%; }
  .product-rexplorer, .product-pagetidy { min-height: 610px; padding: 25px; }
  .product-topline { align-items: flex-start; }
  .availability { white-space: normal; text-align: right; line-height: 1.25; }
  .rexplorer-copy { padding-left: 2px; padding-right: 2px; }
  .rexplorer-copy h3 { font-size: 45px; }
  .rexplorer-gallery { height: 280px; }
  .gallery-main { width: 82%; }
  .gallery-side { width: 58%; }
  .pagetidy-layout { display: flex; }
  .pagetidy-copy { padding: 30px 0 0; }
  .pagetidy-copy h3 { font-size: 47px; }
  .popup-stage { height: 265px; margin: 30px 0 -60px; }
  .popup-stage img { width: 202px; }
  .education-grid { grid-template-columns: 1fr; }
  .youtube-card { grid-column: auto; }
  .education-card { min-height: 325px; padding: 28px; }
  .education-card h3 { font-size: 28px; }
  .youtube-card h3 { font-size: 35px; }
  .about-grid { grid-template-columns: 1fr; gap: 32px; }
  .tiny-label { display: none; }
  .about-copy h2 { margin-top: 0; }
  .about-lede { font-size: 20px; }
  .about-columns { grid-template-columns: 1fr; gap: 18px; }
  .contact { padding-top: 6px; }
  .contact-card { padding: 34px 25px; }
  .contact-actions .button { font-size: 12px; }
  .footer { padding-top: 65px; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .footer nav { flex-wrap: wrap; }
  .footer-end { grid-column: auto; }
}

@media (max-width: 430px) {
  .brand-name { font-size: 14px; }
  .hero-actions .button { width: 100%; }
  .floating-note { max-width: 176px; padding: 9px 10px; }
  .note-icon { display: none; }
  .product-topline { flex-direction: column; }
  .availability { text-align: left; }
  .feature-chips span { font-size: 10px; }
  .typedrift-visual { min-height: 420px; }
  .education-card { min-height: 300px; }
  .edu-card-footer { flex-direction: column; align-items: flex-start; }
}

/* Premium finish pass — v1.1 */
body {
  background:
    radial-gradient(circle at 78% 0%, rgba(102,87,246,.035), transparent 28rem),
    var(--bg);
}

.site-header { box-shadow: 0 1px 0 rgba(255,255,255,.34) inset; }
.site-nav > a:not(.nav-cta) { position: relative; }
.site-nav > a:not(.nav-cta)::after {
  content: "";
  position: absolute;
  left: 0;
  right: 100%;
  bottom: -8px;
  height: 1.5px;
  border-radius: 999px;
  background: var(--ink);
  transition: right .2s ease;
}
.site-nav > a:not(.nav-cta):hover::after { right: 0; }
.site-nav .nav-cta { box-shadow: 0 6px 18px rgba(17,18,23,.045); }

.hero::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 18%;
  width: 1px;
  height: 64%;
  background: linear-gradient(180deg, transparent, rgba(17,18,23,.055), transparent);
  pointer-events: none;
}
.portrait-card { box-shadow: 0 36px 90px rgba(23,25,35,.145), 0 1px 0 rgba(255,255,255,.78) inset; }
.portrait-card::before {
  content: "";
  position: absolute;
  inset: 10px;
  border: 1px solid rgba(255,255,255,.5);
  border-radius: 39% 39% 29% 29%;
  z-index: 2;
  pointer-events: none;
}
.floating-note { box-shadow: 0 18px 44px rgba(17,18,23,.105), 0 1px 0 rgba(255,255,255,.86) inset; }

.proof { background: rgba(255,255,255,.43); }
.proof-item { position: relative; }
.proof-item strong { font-size: 29px; font-variant-numeric: tabular-nums; }
.proof-item::after {
  content: "";
  position: absolute;
  left: 32px;
  bottom: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--blue), var(--purple));
  transition: width .25s ease;
}
.proof-item:hover::after { width: 38px; }

.product { border-color: rgba(17,18,23,.115); box-shadow: 0 18px 52px rgba(17,18,23,.055), 0 1px 0 rgba(255,255,255,.88) inset; }
.product-typedrift {
  background:
    radial-gradient(circle at 79% 24%, rgba(15,127,239,.09), transparent 27%),
    linear-gradient(135deg, #ffffff 0 48%, #eef7ff 48% 100%);
}
.product-rexplorer {
  background:
    radial-gradient(circle at 90% 8%, rgba(233,80,118,.08), transparent 28%),
    linear-gradient(150deg, #fff 0 56%, #fff3f5 100%);
}
.product-pagetidy {
  background:
    radial-gradient(circle at 82% 12%, rgba(102,87,246,.08), transparent 28%),
    linear-gradient(150deg, #fff 0 55%, #f3f1ff 100%);
}
.availability { box-shadow: 0 5px 16px rgba(17,18,23,.04); }
.button { letter-spacing: -.01em; }
.button span[aria-hidden="true"] { transition: transform .18s ease; }
.button:hover span[aria-hidden="true"] { transform: translate(2px,-1px); }
.hero-actions .primary:hover span[aria-hidden="true"] { transform: translateY(2px); }
.text-link span[aria-hidden="true"], .education-card a span[aria-hidden="true"] { display: inline-block; transition: transform .18s ease; }
.text-link:hover span[aria-hidden="true"], .education-card a:hover span[aria-hidden="true"] { transform: translateX(3px); }

.education { position: relative; overflow: hidden; }
.education::before {
  content: "";
  position: absolute;
  width: 620px;
  height: 620px;
  right: -330px;
  top: -290px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(102,87,246,.12), transparent 68%);
  pointer-events: none;
}
.education-card { box-shadow: 0 18px 45px rgba(0,0,0,.09), 0 1px 0 rgba(255,255,255,.03) inset; }
.education-card p { max-width: 39ch; }
.youtube-card p { max-width: 58ch; }

.about-grid { grid-template-columns: .38fr 1fr; align-items: start; }
.about-label { position: sticky; top: 126px; }
.principle-loop {
  margin-top: 70px;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 12px 9px;
  max-width: 210px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: rgba(255,255,255,.55);
  box-shadow: 0 14px 38px rgba(17,18,23,.045);
}
.principle-loop span { font-size: 20px; font-weight: 760; letter-spacing: -.04em; }
.principle-loop i { color: #9b9da5; font-size: 16px; font-style: normal; }
.principle-loop span:last-child { color: #6b60e9; }
.principle-note { max-width: 180px; margin: 15px 0 0 2px; color: #8b8e96; font-size: 11px; line-height: 1.5; }
.about-copy { padding-top: 1px; }
.about-copy h2 { max-width: 820px; }
.about-lede { max-width: 760px; }
.about-columns { gap: 46px; }
.about-columns p { position: relative; padding-top: 21px; }
.about-columns p::before { content: ""; position: absolute; top: 0; left: 0; width: 44px; height: 1px; background: var(--line-strong); }

.contact-card {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at 91% 18%, rgba(102,87,246,.07), transparent 25%),
    #fff;
  box-shadow: 0 26px 70px rgba(17,18,23,.075), 0 1px 0 rgba(255,255,255,.9) inset;
}
.contact-card::after {
  content: "";
  position: absolute;
  width: 210px;
  height: 210px;
  border: 1px solid rgba(102,87,246,.08);
  border-radius: 50%;
  right: -94px;
  top: -92px;
  pointer-events: none;
}
.contact-actions { position: relative; z-index: 1; }
.footer-grid { border-top-color: rgba(17,18,23,.12); }

.reveal-ready [data-reveal] { opacity: 0; transform: translateY(14px); }
.reveal-ready [data-reveal].is-revealed { opacity: 1; transform: none; transition: opacity .58s ease, transform .58s cubic-bezier(.2,.75,.25,1); }

@media (max-width: 1040px) {
  .hero::after { display: none; }
  .about-label { position: static; }
  .principle-loop { margin-top: 50px; }
}

@media (max-width: 760px) {
  .site-nav > a:not(.nav-cta)::after { display: none; }
  .proof-item::after { left: 20px; }
  .about-grid { grid-template-columns: 1fr; }
  .about-label { display: block; }
  .principle-loop {
    margin-top: 26px;
    max-width: none;
    display: flex;
    justify-content: flex-start;
    padding: 16px 18px;
  }
  .principle-loop span { font-size: 16px; }
  .principle-note { max-width: none; margin-left: 0; }
}


/* Hero readability refinement — v1.2 */
.hero-copy { max-width: 800px; }
@media (max-width: 1180px) and (min-width: 761px) {
  .hero h1 { font-size: clamp(52px, 5.7vw, 76px); }
}