:root {
  --blue: #155eef;
  --blue-deep: #0c43b5;
  --ink: #102a43;
  --cream: #fffaf0;
  --paper: #fff4d6;
  --sun: #ffc857;
  --line: rgba(16, 42, 67, 0.14);
  --mono: 'DM Mono', 'SFMono-Regular', Consolas, monospace;
  --body: 'Atkinson Hyperlegible', Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 5.5rem; }
body { margin: 0; color: var(--ink); background: var(--cream); font-family: var(--body); font-size: 18px; line-height: 1.5; }
body::before { content: ''; position: fixed; inset: 0; pointer-events: none; z-index: -1; opacity: .42; background-image: linear-gradient(rgba(21, 94, 239, .055) 1px, transparent 1px), linear-gradient(90deg, rgba(21, 94, 239, .055) 1px, transparent 1px); background-size: 26px 26px; }
a { color: inherit; text-decoration: none; }
button, input, textarea { font: inherit; }
button { cursor: pointer; }
.skip-link { position: fixed; top: -5rem; left: 1rem; z-index: 30; padding: .65rem .9rem; color: #fff; background: var(--blue); border-radius: .4rem; }
.skip-link:focus { top: 1rem; }
.section-shell { width: min(1180px, calc(100% - 3rem)); margin-inline: auto; }

.site-header { width: min(1320px, calc(100% - 3rem)); min-height: 88px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; position: relative; z-index: 10; }
.brand { display: inline-flex; align-items: center; gap: .65rem; line-height: .8; }
.brand img { width: 43px; height: 43px; object-fit: contain; }
.brand strong { display: block; color: var(--blue); font: 700 1.37rem/1 var(--mono); letter-spacing: -.12em; }
.brand em { display: block; color: var(--ink); font: 400 .6rem/1.15 var(--mono); letter-spacing: .01em; font-style: normal; }
.site-nav { display: flex; align-items: center; gap: 1.55rem; font-size: .93rem; }
.site-nav > a:not(.nav-contact) { position: relative; }
.site-nav > a:not(.nav-contact)::after { content: ''; position: absolute; height: 2px; width: 0; left: 0; bottom: -.35rem; background: var(--blue); transition: width .2s ease; }
.site-nav > a:hover::after, .site-nav > a:focus-visible::after { width: 100%; }
.nav-contact { border: 1.5px solid var(--ink); padding: .58rem .85rem; border-radius: .2rem; font-weight: 700; }
.nav-contact:hover { background: var(--ink); color: #fff; }
.menu-toggle { display: none; border: 0; background: none; padding: .6rem; }
.menu-toggle span { display: block; width: 25px; height: 2px; margin: 5px; background: var(--ink); }

.hero { display: grid; grid-template-columns: 1.02fr .98fr; gap: 3rem; align-items: center; min-height: 650px; padding: 4.2rem 0 4rem; }
.eyebrow { display: flex; align-items: center; gap: .55rem; margin: 0 0 1.2rem; color: var(--blue-deep); font: 500 .72rem/1.3 var(--mono); letter-spacing: .04em; text-transform: uppercase; }
.eyebrow span { display: inline-block; width: 19px; height: 19px; border-radius: 50%; background: var(--sun); box-shadow: 4px 4px 0 var(--blue); }
h1, h2, h3, p { margin-top: 0; }
h1 { max-width: 650px; margin-bottom: 1.45rem; color: var(--ink); font-size: clamp(3.1rem, 7.1vw, 6.6rem); line-height: .89; letter-spacing: -.07em; }
h1 span, h2 span { color: var(--blue); }
.hero-lead { max-width: 530px; margin-bottom: 1.8rem; font-size: 1.16rem; }
.hero-actions { display: flex; align-items: center; gap: 1.65rem; flex-wrap: wrap; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: .9rem; min-height: 53px; border: 0; padding: .8rem 1.15rem; font-weight: 700; transition: transform .18s ease, background .18s ease; }
.button:hover { transform: translateY(-3px); }
.button-primary { color: #fff; background: var(--blue); box-shadow: 5px 5px 0 var(--ink); }
.button-primary:hover { background: var(--blue-deep); }
.button span { font-size: 1.3rem; line-height: 0; }
.text-link { border-bottom: 2px solid var(--ink); padding-bottom: .22rem; font-weight: 700; }
.text-link span { margin-left: .4rem; color: var(--blue); }
.hero-notes { display: flex; flex-wrap: wrap; gap: 0; margin-top: 3.6rem; }
.hero-notes > div { display: flex; align-items: center; gap: .7rem; padding: .2rem 1.2rem; border-left: 1px solid var(--line); }
.hero-notes > div:first-child { padding-left: 0; border-left: 0; }
.hero-notes b { color: var(--blue); font: 500 .78rem var(--mono); }
.hero-notes span { font-size: .82rem; line-height: 1.15; }
.hero-art { min-height: 490px; position: relative; }
.hero-frame { position: absolute; inset: 26px 10px 30px 40px; overflow: hidden; background: var(--paper); border: 2px solid var(--ink); box-shadow: 14px 14px 0 var(--sun); transform: rotate(1.4deg); }
.hero-frame img { width: 100%; height: 100%; object-fit: cover; display: block; }
.hero-sticker { position: absolute; z-index: 2; top: 5px; right: 1px; padding: .6rem .75rem; color: var(--ink); background: var(--sun); border: 2px solid var(--ink); font: 500 .75rem var(--mono); transform: rotate(7deg); }
.cursor-mark { position: absolute; z-index: 2; right: -4px; bottom: 4px; display: grid; place-items: center; width: 74px; height: 74px; color: #fff; background: var(--blue); border: 2px solid var(--ink); border-radius: 50%; font-size: 3rem; transform: rotate(-20deg); }
.hero-caption { position: absolute; z-index: 3; left: -3px; bottom: -6px; margin: 0; color: var(--ink); font: 500 .95rem/1.1 var(--mono); transform: rotate(-3deg); }
.hero-caption strong { color: var(--blue); }

.courses { padding: 6.4rem 0 6rem; }
.section-intro { max-width: 750px; }
h2 { margin-bottom: 1.35rem; font-size: clamp(2.35rem, 4.2vw, 4.35rem); line-height: .94; letter-spacing: -.055em; }
.section-intro > p:last-child { max-width: 600px; font-size: 1.08rem; }
.course-list { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; margin-top: 3.4rem; border: 1px solid var(--line); background: var(--line); }
.course-card { min-height: 350px; position: relative; padding: 1.45rem; background: var(--cream); transition: background .2s ease, transform .2s ease; }
.course-card:hover { z-index: 1; background: #fff; transform: translateY(-6px); box-shadow: 0 10px 0 var(--blue); }
.course-card-highlight { background: var(--paper); }
.card-number { position: absolute; top: 1.3rem; right: 1.35rem; color: var(--blue); font: 500 .72rem var(--mono); }
.course-icon { width: 45px; height: 45px; position: relative; margin: .4rem 0 2.7rem; color: var(--blue); }
.icon-computer { border: 2px solid currentColor; border-radius: 3px; }
.icon-computer::after { content: ''; position: absolute; width: 23px; height: 2px; left: 9px; bottom: -8px; background: currentColor; }
.icon-mail { border: 2px solid currentColor; }
.icon-mail::after, .icon-mail::before { content: ''; position: absolute; width: 29px; height: 2px; top: 18px; background: currentColor; }
.icon-mail::after { left: 2px; transform: rotate(32deg); }.icon-mail::before { right: 2px; transform: rotate(-32deg); }
.icon-phone { width: 26px; height: 45px; margin-left: 9px; border: 2px solid currentColor; border-radius: 5px; }.icon-phone::after { content: ''; position: absolute; width: 5px; height: 5px; left: 8px; bottom: 3px; border-radius: 50%; background: currentColor; }
.icon-folder { width: 46px; height: 34px; top: 10px; border: 2px solid currentColor; border-radius: 3px; }.icon-folder::before { content: ''; position: absolute; width: 19px; height: 9px; top: -10px; left: -2px; border: 2px solid currentColor; border-bottom: 0; border-radius: 3px 3px 0 0; }
.course-card h3 { margin-bottom: .65rem; font-size: 1.35rem; line-height: 1; letter-spacing: -.025em; }.course-card p { margin-bottom: 1rem; font-size: .93rem; line-height: 1.35; }.course-card ul { margin: 0; padding: 0; list-style: none; color: var(--blue-deep); font-size: .78rem; line-height: 1.5; }.course-card li::before { content: '↗'; margin-right: .4rem; }

.method-section { position: relative; overflow: hidden; color: #fff; background: var(--ink); }.method-section::after { content: '01'; position: absolute; right: -1rem; bottom: -5.3rem; color: rgba(255,255,255,.04); font: 700 23rem/.8 var(--mono); letter-spacing: -.2em; }
.method-wrap { position: relative; z-index: 1; display: grid; grid-template-columns: .85fr 1.15fr; gap: 8vw; padding: 7rem 0; }.eyebrow-light { color: #fff; }.eyebrow-light span { box-shadow: 4px 4px 0 var(--blue); }.method-title h2 { color: #fff; }.method-title p:last-child { max-width: 430px; color: #d5e2f2; }.method-list { margin: 0; padding: 0; list-style: none; }.method-list li { display: grid; grid-template-columns: 65px 1fr; gap: 1rem; padding: 1.4rem 0 1.65rem; border-top: 1px solid rgba(255,255,255,.22); }.method-list li:last-child { border-bottom: 1px solid rgba(255,255,255,.22); }.method-list li > span { color: var(--sun); font: .75rem var(--mono); }.method-list h3 { margin: 0 0 .25rem; color: #fff; font-size: 1.38rem; }.method-list p { margin: 0; color: #d5e2f2; font-size: .97rem; }

.practical { position: relative; padding: 7rem 0; }.practical-marker { position: absolute; top: 5.5rem; right: 7vw; display: grid; place-items: center; width: 100px; height: 100px; color: var(--blue); background: var(--paper); border: 2px solid var(--ink); border-radius: 50%; font: 500 4rem/1 var(--mono); transform: rotate(9deg); }.practical-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; margin-top: 3.4rem; }.practical-grid article { padding-top: 1.2rem; border-top: 2px solid var(--ink); }.mini-icon { display: block; margin-bottom: 1.4rem; color: var(--blue); font: 2.2rem/1 var(--mono); }.practical-grid h3 { margin-bottom: .6rem; font-size: 1.4rem; }.practical-grid p { max-width: 320px; margin: 0; font-size: .98rem; }

.contact-section { padding: 1rem 0 6.5rem; }.contact-panel { display: grid; grid-template-columns: 1fr .9fr; gap: 4.5rem; padding: 4rem clamp(1.5rem, 6vw, 6rem); background: var(--paper); border: 2px solid var(--ink); box-shadow: 12px 12px 0 var(--blue); }.contact-copy h2 { margin-bottom: 1rem; }.contact-copy > p:not(.eyebrow) { max-width: 450px; }.contact-links { display: grid; gap: .7rem; margin-top: 2rem; }.contact-links a { display: flex; align-items: center; gap: .85rem; width: fit-content; }.contact-links a:hover strong { color: var(--blue); text-decoration: underline; text-decoration-thickness: 2px; text-underline-offset: 3px; }.contact-icon { display: grid; place-items: center; width: 34px; height: 34px; color: #fff; background: var(--ink); font: .98rem var(--mono); }.contact-links small, .contact-links strong { display: block; line-height: 1.2; }.contact-links small { margin-bottom: .16rem; color: #486177; font: .7rem var(--mono); text-transform: uppercase; }.contact-links strong { font-size: .95rem; }.contact-form { align-self: start; padding: 1.5rem; background: #fffdf7; border: 1px solid rgba(16,42,67,.28); }.form-heading { margin-bottom: 1.2rem; }.form-heading span { display: block; font-weight: 700; }.form-heading p { margin: .15rem 0 0; color: #486177; font-size: .84rem; }.contact-form label { display: block; margin-bottom: .85rem; font-size: .85rem; font-weight: 700; }.contact-form input, .contact-form textarea { display: block; width: 100%; margin-top: .32rem; padding: .68rem .75rem; color: var(--ink); background: #fff; border: 1.5px solid rgba(16,42,67,.45); border-radius: 0; outline: none; resize: vertical; }.contact-form input:focus, .contact-form textarea:focus { border-color: var(--blue); box-shadow: 3px 3px 0 rgba(21,94,239,.17); }.contact-form .button { width: 100%; margin-top: .45rem; }.form-feedback { min-height: 1.5rem; margin: .8rem 0 0; color: var(--blue-deep); font-size: .8rem; }

.site-footer { display: grid; grid-template-columns: 1fr 1.2fr auto; align-items: center; gap: 1rem; padding: 2rem 0 2.4rem; color: #486177; border-top: 1px solid var(--line); font-size: .76rem; }.site-footer p { margin: 0; }.footer-brand { width: fit-content; }.footer-brand img { width: 34px; height: 34px; }.footer-brand strong { font-size: 1.05rem; }.mobile-call { display: none; }

@media (max-width: 900px) { .course-list { grid-template-columns: repeat(2, 1fr); }.hero { min-height: 0; grid-template-columns: 1fr; padding-top: 3.4rem; }.hero-art { min-height: 450px; max-width: 620px; width: 92%; justify-self: end; }.method-wrap, .contact-panel { grid-template-columns: 1fr; gap: 3rem; }.contact-panel { padding: 3rem; }.practical-grid { gap: 1.4rem; }.practical-marker { right: 2.5rem; }.site-footer { grid-template-columns: 1fr 1fr; }.site-footer p:last-child { grid-column: 1 / -1; }.site-nav { gap: 1rem; } }
@media (max-width: 650px) { body { padding-bottom: 4.4rem; font-size: 17px; }.section-shell, .site-header { width: min(100% - 2rem, 1180px); }.site-header { min-height: 74px; }.menu-toggle { display: block; }.site-nav { display: none; position: absolute; top: 66px; right: 0; width: min(290px, 100%); padding: 1rem; align-items: stretch; flex-direction: column; background: var(--cream); border: 1.5px solid var(--ink); box-shadow: 6px 6px 0 var(--blue); }.site-nav.is-open { display: flex; }.nav-contact { text-align: center; }.hero { gap: 1.7rem; padding: 2.6rem 0 3rem; }.hero-art { width: 100%; min-height: 350px; }.hero-frame { inset: 22px 7px 25px 25px; box-shadow: 8px 8px 0 var(--sun); }.hero-caption { font-size: .73rem; }.cursor-mark { width: 55px; height: 55px; font-size: 2.2rem; }.hero-notes { margin-top: 2.6rem; }.hero-notes > div { padding: .2rem .6rem; }.hero-notes > div:last-child { padding-right: 0; }.hero-notes span { font-size: .7rem; }.courses, .practical { padding: 4.4rem 0; }.course-list { grid-template-columns: 1fr; margin-top: 2rem; }.course-card { min-height: auto; }.course-icon { margin-bottom: 1.5rem; }.method-wrap { gap: 2rem; padding: 4.7rem 0; }.practical-marker { top: 3rem; right: 1rem; width: 62px; height: 62px; font-size: 2.4rem; }.practical-grid { grid-template-columns: 1fr; margin-top: 2.2rem; }.contact-section { padding-bottom: 3rem; }.contact-panel { gap: 2.4rem; padding: 2rem 1.25rem; box-shadow: 7px 7px 0 var(--blue); }.contact-links strong { font-size: .89rem; }.site-footer { grid-template-columns: 1fr; padding-bottom: 1.5rem; }.site-footer p:last-child { grid-column: auto; }.mobile-call { display: flex; position: fixed; bottom: 0; left: 0; right: 0; z-index: 20; align-items: center; justify-content: space-between; min-height: 3.8rem; padding: .8rem 1.2rem; color: #fff; background: var(--blue); font-weight: 700; box-shadow: 0 -2px 0 var(--ink); } }
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; } }