:root { --ink: #263e4c; --muted: #647780; --blue: #087cbf; --line: #dfe6e8; }
* { box-sizing: border-box; }
html { scroll-padding-top: 115px; }
body { margin: 0; color: var(--ink); background: #fafbf9; font: 16px/1.65 Arial, Helvetica, sans-serif; }
a { color: inherit; text-decoration: none; }
button, select { font: inherit; }
a, button, select { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 3px solid #087cbf; outline-offset: 5px; }
.container { width: min(1200px, calc(100% - 64px)); margin-inline: auto; }
.skip { position: fixed; left: 16px; top: -100px; z-index: 5; padding: 10px; background: white; }
.skip:focus { top: 12px; }
.site-header { position: sticky; top: 0; z-index: 3; background: #fafbf9f5; border-bottom: 1px solid var(--line); }
.header-inner { min-height: 94px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: flex; align-items: center; gap: 10px; line-height: 1.3; font-size: 14px; font-weight: 800; letter-spacing: .5px; flex-shrink: 0; }
.brand-icon { display: grid; place-items: center; width: 40px; height: 44px; color: var(--blue); background: #e6f1f5; border-radius: 12px; }
.brand-icon svg { width: 24px; height: 24px; }
.brand-second { display: block; font-size: 10px; font-weight: 500; letter-spacing: 3.8px; margin-top: 3px; }
.section-nav, .header-actions { display: flex; align-items: center; gap: 20px; font-size: 12px; }
.section-nav a:hover, .login-link:hover, .footer a:hover { color: var(--blue); text-decoration: underline; text-underline-offset: 5px; }
.header-actions { gap: 14px; }
.header-actions select { max-width: 105px; border: 0; border-radius: 8px; padding: 9px 3px; background: transparent; color: var(--ink); font-size: 12px; cursor: pointer; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 24px; min-height: 52px; border-radius: 10px; padding: 14px 24px; background: var(--blue); color: white; font-size: 14px; font-weight: 700; line-height: 1.5; }
.button:hover { background: #06689f; }
.button.small { font-size: 12px; min-height: 42px; padding: 11px 16px; }
.hero { display: grid; grid-template-columns: 1.05fr 1fr; align-items: center; gap: 60px; padding-block: 86px 98px; }
.eyebrow { font-size: 12px; font-weight: 700; letter-spacing: .5px; color: #467784; margin: 0 0 20px; }
.eyebrow > span { display: inline-block; width: 7px; height: 7px; background: #62a196; border-radius: 50%; margin-right: 7px; }
h1 { font-size: clamp(34px, 3.7vw, 51px); line-height: 1.25; letter-spacing: -1.3px; margin: 0 0 24px; }
.lead { color: var(--muted); font-size: 16px; line-height: 1.9; max-width: 500px; }
.hero-actions { display: flex; align-items: center; gap: 26px; flex-wrap: wrap; margin-top: 30px; }
.text-link { display: inline-flex; align-items: center; gap: 12px; font-size: 13px; padding-block: 10px; }
.text-link:hover { color: var(--blue); }
.hero-note { font-size: 12px; color: #778890; margin-top: 24px; max-width: 380px; }
.lesson-scene { position: relative; padding: 36px 16px 36px 10px; isolation: isolate; }
.scene-circle { position: absolute; inset: 0 -15px; z-index: -1; border-radius: 50%; background: #eaf1ed; }
.sample-lesson { background: white; border: 1px solid #dae4e5; border-radius: 19px; box-shadow: 0 18px 45px #27474b12; overflow: hidden; transform: rotate(-2deg); }
.sample-top { display: flex; align-items: center; gap: 10px; padding: 16px 22px; border-bottom: 1px solid #edf0f1; font-size: 8px; letter-spacing: 1px; }
.sample-mark { font-size: 22px; font-weight: 800; color: var(--blue); letter-spacing: -1px; }
.sample-dots { margin-left: auto; letter-spacing: 3px; color: #96a9ae; }
.sample-body { padding: 24px 30px; }
.sample-label { font-size: 8px; letter-spacing: 1.4px; color: #809096; }
.sample-body h2 { font-size: 27px; line-height: 1.25; font-weight: 500; margin: 13px 0 20px; letter-spacing: -.7px; }
.book-art { height: 134px; display: flex; align-items: stretch; justify-content: center; padding: 12px 22px; background: #eff4f1; border-radius: 10px; }
.book-left, .book-right { width: 44%; border: 1px solid #d5dfd7; background: #fffdf5; padding: 12px 20px; box-shadow: 0 5px 0 #cbd8d4; }
.book-left { border-radius: 5px 0 0 5px; transform: skewY(6deg); }
.book-right { border-radius: 0 5px 5px 0; transform: skewY(-6deg); }
.book-left span { font: 32px Georgia, serif; color: #477366; }
.book-right span { display: block; text-align: center; font-size: 36px; color: #c99f51; line-height: 1.2; }
.book-art i { display: block; height: 3px; background: #d4ded5; margin-top: 7px; border-radius: 2px; }
.book-art i:last-child { width: 65%; }
.sample-answer { display: flex; align-items: center; gap: 10px; padding: 13px 10px; font-size: 11px; margin-top: 17px; border: 1px solid #e0e8e4; border-radius: 8px; }
.check { border-radius: 50%; background: #e5f0e9; color: #568272; padding: 1px 6px; }
.sample-bottom { display: flex; justify-content: space-between; padding: 13px 25px; background: #f9faf9; font-size: 8px; letter-spacing: 1px; color: #7d9093; }
.floating-tag { position: absolute; top: 5px; right: 0; z-index: 1; background: #f8edda; padding: 10px 20px; border: 1px solid #eadfc8; border-radius: 12px 12px 0 12px; font: italic 21px Georgia, serif; transform: rotate(6deg); }
.floating-tag span { font: 11px Arial, sans-serif; margin-left: 8px; }
.floating-note { position: absolute; bottom: 4px; left: -15px; display: flex; gap: 12px; align-items: center; background: white; border: 1px solid #e1e6e6; padding: 12px 18px; border-radius: 12px; font-size: 13px; box-shadow: 0 8px 30px #27474b0a; }
.floating-note small { display: block; color: #819095; font-size: 10px; margin-top: 3px; }
.note-star { color: #699588; font-size: 30px; }
.learning-section { padding-block: 70px; background: #f0f3f1; border-block: 1px solid #e5ebe7; }
.section-heading { max-width: 680px; margin-bottom: 36px; }
.section-heading .eyebrow { margin-bottom: 12px; }
h2 { font-size: clamp(26px, 2.6vw, 34px); line-height: 1.4; margin: 0; letter-spacing: -.6px; }
h3 { font-size: 18px; line-height: 1.5; margin: 20px 0 12px; }
.feature-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 22px; }
.feature { padding: 30px; background: #fff; border: 1px solid #e1e7e3; border-radius: 16px; }
.feature p, .steps p { color: var(--muted); font-size: 14px; line-height: 1.8; margin: 0; }
.feature-icon { display: grid; place-items: center; width: 44px; height: 44px; background: #e9f3f6; color: #477c90; font-size: 23px; border-radius: 12px; }
.lavender { background: #f0edfa; color: #84739e; font-size: 19px; }
.sand { background: #f7f0e3; color: #a78752; }
.start-section { padding-block: 80px; }
.steps { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 42px; }
.steps li { border-top: 1px solid #ccd9d7; padding-top: 24px; }
.step-number { color: #7e9d97; font-size: 13px; letter-spacing: 2px; }
.contact { display: grid; grid-template-columns: 1.5fr 1fr; gap: 40px; align-items: center; padding: 48px; background: #304b59; border-radius: 20px; color: white; }
.contact .eyebrow { color: #b1d8d0; margin-bottom: 14px; }
.contact p:not(.eyebrow) { color: #d4dfe4; font-size: 14px; margin: 18px 0 0; }
.contact .contact-note { font-size: 12px !important; opacity: .8; }
.contact-action { display: flex; align-items: flex-start; flex-direction: column; gap: 20px; justify-self: end; }
.phone { font-size: clamp(22px, 2.5vw, 30px); white-space: nowrap; letter-spacing: .6px; }
.light { background: #fff; color: #304b59; }
.light:hover { background: #e6eef0; }
.footer { display: flex; justify-content: space-between; gap: 24px; padding-block: 30px; color: #73858e; font-size: 11px; }
@media (max-width: 1120px) { .section-nav { display: none; } .hero { gap: 35px; } .hero-actions { gap: 16px; } }
@media (max-width: 760px) {
    html { scroll-padding-top: 165px; }
    .container { width: calc(100% - 36px); }
    .header-inner { flex-wrap: wrap; gap: 14px; padding-block: 16px; }
    .header-actions { flex: 1 1 100%; justify-content: space-between; gap: 8px; }
    .header-actions .small { font-size: 11px; padding: 10px; }
    .hero { grid-template-columns: 1fr; gap: 40px; padding-block: 44px 58px; }
    .hero-copy { max-width: 550px; }
    h1 { font-size: 36px; }
    .lesson-scene { width: min(450px, calc(100% - 18px)); justify-self: center; }
    .feature-grid, .steps { grid-template-columns: 1fr; gap: 20px; }
    .learning-section, .start-section { padding-block: 48px; }
    .contact { grid-template-columns: 1fr; gap: 26px; padding: 30px 24px; }
    .contact-action { justify-self: start; }
    .footer { flex-direction: column; gap: 12px; }
}
@media (max-width: 380px) { h1 { font-size: 31px; } .header-actions { flex-wrap: wrap; } .sample-body { padding: 20px; } .sample-body h2 { font-size: 23px; } .floating-note { left: -6px; } }