:root {
  --navy: var(--color-l-dark);
  --deep: var(--color-g-dark);
  --teal: var(--color-brandBlue);
  --teal-dark: #01727a;
  --sand: var(--color-brandGold);
  --yellow: var(--color-brandGold);
  --white: var(--color-white);
  --ink: var(--color-g-dark);
  --muted: #5e6a78;
  --paper: var(--color-white);
  --line: rgba(42, 47, 54, .13);
  --radius-lg: 34px;
  --radius-md: 24px;
  --shadow: 0 22px 70px rgba(42, 47, 54, .12);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--paper); font-family: var(--font-mont); -webkit-font-smoothing: antialiased; }
body.menu-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
button, input, select { font: inherit; }
button { color: inherit; }
h1, h2, h3, h4, .button, .btn {
  font-family: var(--font-montBold);
  letter-spacing: 0;
}
.container { width: min(1180px, calc(100% - 40px)); margin: 0 auto; }
.section { padding: 112px 0; }

.site-header { position: fixed; z-index: 50; top: 0; left: 0; width: 100%; padding: 18px 0; color: var(--white); transition: .3s ease; }
.site-header.scrolled { padding: 10px 0; background: rgba(6, 24, 48, .94); backdrop-filter: blur(18px); box-shadow: 0 8px 30px rgba(0,0,0,.16); }
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 30px; }
.logo { display: inline-flex; align-items: center; gap: 10px; font-weight: 900; letter-spacing: .11em; font-size: 18px; }
.logo-mark { display: grid; place-items: center; width: 36px; height: 36px; border-radius: 11px; color: var(--deep); background: var(--yellow); letter-spacing: 0; font-size: 19px; transform: rotate(-4deg); }
.site-nav { display: flex; align-items: center; gap: 30px; font-size: 14px; font-weight: 700; }
.site-nav > a:not(.button) { color: rgba(255,255,255,.78); transition: color .2s; }
.site-nav > a:not(.button):hover { color: var(--white); }
.menu-toggle { display: none; background: none; border: 0; padding: 8px; cursor: pointer; }
.menu-toggle span { display: block; width: 24px; height: 2px; margin: 5px; background: white; transition: .25s; }

.btn {
  padding: 14px 20px;
  border-radius: 14px;
  border: 1px solid transparent;
  font-weight: 800;
  transition: transform .25s, box-shadow .25s, background .25s, border .25s;
}
.btn:hover { cursor: pointer; transform: translateY(-2px); }
.btn-ghost {
  color: var(--white);
  background: rgba(255, 255, 255, .06);
  border: 2px solid var(--sand);
}
.btn-ghost:hover { box-shadow: 0 0 24px rgba(238, 198, 144, .7); }

.button { display: inline-flex; min-height: 54px; align-items: center; justify-content: center; padding: 0 24px; border: 0; border-radius: 15px; font-weight: 800; cursor: pointer; transition: transform .2s, box-shadow .2s, background .2s; }
.button:hover { transform: translateY(-2px); }
.button-primary { color: #000; background: var(--yellow); box-shadow: 0 12px 30px rgba(238, 198, 144, .24); }
.button-primary:visited,
.button-primary:hover,
.button-primary:focus-visible { color: #000; background: var(--yellow); box-shadow: 0 0 24px rgba(238, 198, 144, .7); }
.button-dark { color: var(--deep); background: var(--white); }
.button-small { min-height: 42px; padding: 0 18px; border-radius: 12px; }
.full-width { width: 100%; }
.text-link { position: relative; display: inline-flex; gap: 12px; align-items: center; color: white; font-weight: 800; padding-bottom: 5px; transition: color .22s ease; }
.text-link::after { content: ""; position: absolute; left: 0; bottom: 0; width: 100%; height: 2px; background: var(--yellow); transform: scaleX(.45); transform-origin: left center; transition: transform .22s ease, box-shadow .22s ease; }
.text-link span { font-size: 20px; transition: transform .22s ease; }
.text-link:hover,
.text-link:focus-visible { color: var(--yellow); outline: none; }
.text-link:hover::after,
.text-link:focus-visible::after { transform: scaleX(1); box-shadow: 0 0 18px rgba(238, 198, 144, .7); }
.text-link:hover span,
.text-link:focus-visible span { transform: translate(4px, 4px); }
.dark-link { color: var(--deep); border-color: rgba(6,24,48,.25); }
.dark-link:visited { color: var(--deep); }
.dark-link::after { background: var(--teal); }
.dark-link:hover,
.dark-link:focus-visible { color: var(--teal); }
.dark-link:hover::after,
.dark-link:focus-visible::after { box-shadow: 0 0 18px rgba(1, 146, 156, .55); }

.footer-btn.btn {
  border: 2px solid var(--color-brandBlue);
}

.hero { position: relative; min-height: 900px; padding: 80px 0 55px; overflow: hidden; color: white; background: var(--color-g-dark); }
.hero::before { content: ""; position: absolute; width: 700px; height: 700px; right: -180px; top: -240px; border-radius: 50%; background: radial-gradient(circle, rgba(1, 146, 156, .38), transparent 68%); }
.hero::after { content: ""; position: absolute; width: 520px; height: 520px; left: -270px; bottom: -260px; border-radius: 50%; background: rgba(62, 67, 74, .85); }
.hero-grid-bg { position: absolute; inset: 0; opacity: .045; background-image: linear-gradient(rgba(255,255,255,.8) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.8) 1px, transparent 1px); background-size: 48px 48px; mask-image: linear-gradient(to bottom, black, transparent 85%); }
.hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1.02fr .98fr; align-items: center; gap: 70px; }
.eyebrow { display: flex; align-items: center; gap: 9px; margin-bottom: 20px; color: var(--sand); font-size: 12px; font-weight: 900; letter-spacing: .15em; text-transform: uppercase; }
.eyebrow span { width: 25px; height: 2px; background: currentColor; }
.eyebrow.dark { color: var(--teal-dark); }
.hero h1 { max-width: 680px; margin: 0; font-family: var(--font-montBold); font-size: clamp(48px, 5.45vw, 78px); line-height: .98; letter-spacing: 0; }
.hero h1 em { color: var(--yellow); font-family: inherit; font-style: normal; font-weight: 700; }
.hero-lead { max-width: 650px; margin: 28px 0 32px; color: rgba(255,255,255,.72); font-size: 19px; line-height: 1.55; }
.hero-actions { display: flex; align-items: center; gap: 28px; }
.hero-points { display: flex; flex-wrap: wrap; gap: 22px; padding: 0; margin: 32px 0 0; list-style: none; color: rgba(255,255,255,.8); font-size: 14px; font-weight: 700; }
.hero-points span { display: inline-grid; place-items: center; width: 20px; height: 20px; margin-right: 5px; border-radius: 50%; color: var(--white); background: var(--teal); font-size: 11px; }

.hero-visual { position: relative; min-height: 520px; display: flex; align-items: center; justify-content: center; }
.code-window { position: relative; z-index: 3; width: 100%; max-width: 525px; overflow: hidden; border: 1px solid rgba(1, 146, 156, .35); border-radius: 25px; background: var(--color-l-dark); box-shadow: 0 35px 90px rgba(0,0,0,.28); transform: rotate(2deg); }
.window-top { height: 55px; padding: 0 17px; display: flex; align-items: center; gap: 14px; border-bottom: 1px solid rgba(255,255,255,.1); color: rgba(255,255,255,.55); font-family: monospace; font-size: 12px; }
.window-dots { display: flex; gap: 6px; }
.window-dots i { width: 9px; height: 9px; border-radius: 50%; background: #ff7a7a; }
.window-dots i:nth-child(2) { background: var(--yellow); }
.window-dots i:nth-child(3) { background: var(--teal); }
.window-status { margin-left: auto; color: #57d8c7; }
.code-window pre { min-height: 290px; padding: 40px 34px 20px; margin: 0; font-size: clamp(13px, 1.5vw, 17px); line-height: 1.75; white-space: pre-wrap; }
.code-muted { color: #5e7897; }.code-pink { color: #ff9ea8; }.code-yellow { color: var(--yellow); }.code-teal { color: #55d8c7; }
.code-result { display: flex; gap: 10px; margin: 0 20px 20px; padding: 15px 18px; border-radius: 12px; color: #77e6d8; background: rgba(1,146,156,.15); font-size: 13px; font-weight: 700; }
.mentor-bubble { position: absolute; z-index: 5; left: -22px; bottom: -20px; display: flex; align-items: center; gap: 11px; padding: 13px 17px; border-radius: 18px; color: var(--deep); background: white; box-shadow: var(--shadow); transform: rotate(-3deg); }
.mentor-bubble .avatar { display: grid; place-items: center; width: 38px; height: 38px; border-radius: 12px; background: var(--yellow); font-weight: 900; }
.mentor-bubble b, .mentor-bubble small { display: block; }.mentor-bubble b { font-size: 13px; }.mentor-bubble small { margin-top: 3px; color: var(--muted); font-size: 11px; }
.floating-tag { position: absolute; z-index: 4; display: grid; place-items: center; border-radius: 17px; color: var(--deep); font-weight: 900; box-shadow: 0 15px 45px rgba(0,0,0,.2); }
.tag-one { top: 24px; right: 20px; width: 80px; height: 80px; background: var(--yellow); transform: rotate(9deg); }
.tag-two { left: -12px; top: 80px; width: 63px; height: 63px; background: var(--teal); transform: rotate(-10deg); }
.tag-three { right: -16px; bottom: 85px; width: 65px; height: 65px; background: var(--sand); transform: rotate(8deg); }
.orbit { position: absolute; border-radius: 50%; border: 1px solid rgba(255,255,255,.12); }.orbit-one { width: 570px; height: 570px; }.orbit-two { width: 420px; height: 420px; }
.facts-bar { position: relative; z-index: 2; display: grid; grid-template-columns: repeat(4, 1fr); margin-top: 74px; padding: 28px 34px; border: 1px solid rgba(238, 198, 144, .25); border-radius: 22px; background: rgba(62, 67, 74, .45); backdrop-filter: blur(10px); }
.facts-bar div { padding: 0 25px; border-right: 1px solid rgba(238, 198, 144, .18); }.facts-bar div:last-child { border: 0; }
.facts-bar b, .facts-bar span { display: block; }.facts-bar b { margin-bottom: 6px; font-size: 17px; }.facts-bar span { color: rgba(255,255,255,.57); font-size: 12px; }

.section-heading { max-width: 670px; margin-bottom: 52px; }
.section-heading h2, .price-copy h2, .signup-copy h2, .outcomes-title h2 { margin: 0; font-family: var(--font-montBold); font-size: clamp(38px, 4.3vw, 60px); line-height: 1.05; letter-spacing: 0; }
.section-heading p, .price-copy > p, .signup-copy > p, .outcomes-title > p { margin: 20px 0 0; color: var(--muted); font-size: 17px; line-height: 1.65; }
.section-heading.light { color: white; }.section-heading.light p { color: rgba(255,255,255,.6); }

.audience { background: var(--paper); }
.audience-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.audience-card { position: relative; min-height: 500px; padding: 44px; overflow: hidden; border-radius: var(--radius-lg); }
.audience-card--wide { grid-column: 1 / -1; min-height: 420px; }
.audience-card.junior { background: #dceff0; }.audience-card.senior { color: white; background: var(--navy); }
.audience-card::after { content: ""; position: absolute; width: 270px; height: 270px; right: -100px; top: -90px; border-radius: 50%; border: 50px solid rgba(255,255,255,.15); }
.card-number { position: absolute; right: 34px; bottom: 25px; color: rgba(42,47,54,.09); font-size: 110px; font-weight: 900; letter-spacing: 0; }.senior .card-number { color: rgba(255,255,255,.08); }
.audience-icon { position: relative; z-index: 1; display: grid; place-items: center; width: 80px; height: 80px; margin-bottom: 38px; border-radius: 23px; color: white; background: var(--teal); font-family: monospace; font-size: 21px; font-weight: 900; transform: rotate(-4deg); }
.senior .audience-icon { color: var(--deep); background: var(--yellow); }
.card-kicker { margin: 0 0 10px; color: var(--teal-dark); font-size: 12px; font-weight: 900; letter-spacing: .14em; text-transform: uppercase; }.senior .card-kicker { color: var(--yellow); }
.audience-card h3 { position: relative; z-index: 1; margin: 0 0 14px; font-family: var(--font-montBold); font-size: 34px; letter-spacing: 0; }
.audience-card > p:not(.card-kicker) { position: relative; z-index: 1; max-width: 470px; margin: 0 0 25px; color: #53646d; line-height: 1.6; }.senior > p:not(.card-kicker) { color: rgba(255,255,255,.66); }
.check-list { position: relative; z-index: 1; padding: 0; margin: 0; list-style: none; }
.check-list li { position: relative; padding: 8px 0 8px 27px; line-height: 1.45; }
.check-list li::before { content: "✓"; position: absolute; left: 0; top: 8px; color: var(--teal); font-weight: 900; }.senior .check-list li::before { color: var(--yellow); }

.program { position: relative; overflow: hidden; color: white; background: var(--deep); }
.program::before { content: "{ }"; position: absolute; right: 2%; top: 1%; color: rgba(255,255,255,.025); font-family: monospace; font-size: 370px; font-weight: 900; }
.program-layout { position: relative; z-index: 1; display: grid; grid-template-columns: 330px 1fr; gap: 45px; }
.program-nav { display: flex; flex-direction: column; gap: 11px; }
.module-tab { width: 100%; display: flex; align-items: center; gap: 16px; padding: 20px 22px; border: 1px solid rgba(255,255,255,.1); border-radius: 15px; color: rgba(255,255,255,.58); background: transparent; text-align: left; font-weight: 800; cursor: pointer; transition: .25s; }
.module-tab span { font-family: monospace; color: rgba(255,255,255,.3); }
.module-tab:hover { color: white; border-color: rgba(255,255,255,.25); }.module-tab.active { color: var(--deep); background: var(--yellow); border-color: var(--yellow); }.module-tab.active span { color: var(--teal-dark); }
.module-card { min-height: 440px; padding: 44px; border: 1px solid rgba(255,255,255,.11); border-radius: var(--radius-lg); background: var(--color-l-dark); box-shadow: 0 25px 70px rgba(0,0,0,.18); }
.module-meta { display: flex; justify-content: space-between; color: var(--sand); font-size: 12px; font-weight: 900; letter-spacing: .12em; text-transform: uppercase; }
.module-card h3 { margin: 34px 0 15px; font-family: var(--font-montBold); font-size: 38px; letter-spacing: 0; }.module-card > p { max-width: 650px; color: rgba(255,255,255,.63); line-height: 1.65; }
.topic-grid { display: flex; flex-wrap: wrap; gap: 10px; margin: 28px 0; }.topic-grid span { padding: 10px 15px; border-radius: 10px; color: #85ddd8; background: rgba(1,146,156,.14); font-size: 13px; font-weight: 700; }
.module-project { display: flex; align-items: center; gap: 15px; padding: 18px; border-radius: 16px; color: var(--deep); background: var(--sand); }.module-project > span { font-size: 26px; }.module-project small, .module-project b { display: block; }.module-project small { margin-bottom: 4px; color: rgba(6,24,48,.6); }.module-project b { font-size: 15px; }

.learning { background: white; }
.learning-flow { display: grid; grid-template-columns: 1fr 40px 1fr 40px 1fr 40px 1fr; align-items: stretch; }
.flow-card { padding: 27px 23px; border: 1px solid var(--line); border-radius: 21px; background: white; }
.flow-icon { display: grid; place-items: center; width: 45px; height: 45px; margin-bottom: 25px; border-radius: 13px; color: white; background: var(--teal-dark); font-family: monospace; font-weight: 900; }
.flow-card:nth-of-type(3) .flow-icon { color: var(--deep); background: var(--yellow); }
.flow-card h3 { margin: 0 0 10px; font-size: 20px; }.flow-card p { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.6; }
.flow-arrow { display: grid; place-items: center; color: var(--teal); font-size: 23px; }
.ai-panel { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; margin-top: 70px; padding: 58px; border-radius: var(--radius-lg); background: #e9f4f3; }
.feature-label { display: inline-block; padding: 8px 11px; border-radius: 8px; color: white; background: var(--teal); font-family: monospace; font-size: 12px; font-weight: 900; }
.ai-copy h3 { margin: 20px 0 15px; font-family: var(--font-montBold); font-size: 37px; line-height: 1.1; letter-spacing: 0; }.ai-copy > p { color: var(--muted); line-height: 1.65; }.compact { margin-top: 18px; font-size: 14px; }
.ai-chat { padding: 27px; border-radius: 26px; background: white; box-shadow: var(--shadow); }
.chat-line { display: flex; gap: 9px; margin: 13px 0; }.chat-line span { max-width: 86%; padding: 13px 15px; border-radius: 15px; color: #495766; background: #f0f3f5; font-size: 13px; line-height: 1.45; }.chat-line.student { justify-content: flex-end; }.chat-line.student span { color: white; background: var(--navy); border-bottom-right-radius: 4px; }
.chat-line.assistant i { flex: 0 0 auto; display: grid; place-items: center; width: 30px; height: 30px; border-radius: 10px; color: var(--deep); background: var(--yellow); font-style: normal; font-weight: 900; }.chat-line.assistant span { border-top-left-radius: 4px; }.chat-line code { padding: 1px 4px; border-radius: 4px; color: #c76b29; background: rgba(199, 107, 41, .12); }
.chat-success { margin-top: 18px; padding: 11px; border-radius: 10px; color: #13786f; background: #e3f8f4; text-align: center; font-size: 12px; font-weight: 800; }

.teacher { position: relative; overflow: hidden; background: var(--paper); }
.teacher::before { content: "mentor"; position: absolute; right: -20px; top: 42px; color: rgba(42, 47, 54, .045); font-family: var(--font-montBold); font-size: 170px; font-weight: 900; letter-spacing: 0; }
.teacher-grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1.08fr .92fr; gap: 28px; align-items: stretch; }
.teacher-card { min-height: 520px; display: grid; grid-template-columns: .88fr 1.12fr; gap: 38px; align-items: center; padding: 42px; border-radius: var(--radius-lg); color: var(--deep); background: var(--white); box-shadow: var(--shadow); }
.teacher-photo { position: relative; min-height: 410px; display: grid; place-items: center; overflow: hidden; border-radius: 28px; background: linear-gradient(145deg, var(--deep), var(--navy)); }
.teacher-photo::before { content: ""; position: absolute; z-index: 2; inset: 34px; border: 1px solid rgba(255, 255, 255, .16); border-radius: 50%; pointer-events: none; }
.teacher-photo::after { content: "{ }"; position: absolute; z-index: 2; right: -18px; bottom: -28px; color: rgba(255, 255, 255, .07); font-family: monospace; font-size: 130px; font-weight: 900; pointer-events: none; }
.teacher-photo > img { position: absolute; z-index: 1; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: center; }
.teacher-code-tag,
.teacher-video-tag { position: absolute; z-index: 3; display: grid; place-items: center; min-width: 74px; min-height: 50px; padding: 0 15px; border-radius: 15px; color: var(--deep); background: var(--sand); font-family: var(--font-montBold); font-weight: 900; box-shadow: 0 15px 35px rgba(0, 0, 0, .18); }
.teacher-code-tag { left: 22px; top: 30px; font-family: monospace; transform: rotate(-8deg); }
.teacher-video-tag { right: 18px; bottom: 34px; color: var(--white); background: var(--teal); transform: rotate(7deg); }
.teacher-main h2 { margin: 0; font-family: var(--font-montBold); font-size: clamp(42px, 4.2vw, 62px); line-height: 1; letter-spacing: 0; }
.teacher-main p { margin: 22px 0 28px; color: var(--muted); font-size: 17px; line-height: 1.65; }
.teacher-link { display: inline-flex; align-items: center; gap: 10px; min-height: 50px; padding: 13px 18px; border-radius: 14px; color: var(--white); background: var(--deep); font-family: var(--font-montBold); font-weight: 800; transition: transform .2s, background .2s, box-shadow .2s; }
.teacher-link:visited { color: var(--white); }
.teacher-link:hover,
.teacher-link:focus-visible { color: var(--white); background: var(--navy); box-shadow: 0 0 24px rgba(1, 146, 156, .45); transform: translateY(-2px); outline: none; }
.teacher-link span { font-size: 18px; }
.teacher-details { display: grid; grid-template-rows: auto 1fr; gap: 24px; }
.teacher-stats { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.teacher-stats div { min-height: 165px; padding: 28px; border-radius: 26px; color: var(--white); background: var(--navy); }
.teacher-stats div:first-child { color: var(--deep); background: var(--yellow); }
.teacher-stats b,
.teacher-stats span { display: block; }
.teacher-stats b { margin-bottom: 15px; font-family: var(--font-montBold); font-size: 52px; line-height: .9; letter-spacing: 0; }
.teacher-stats span { max-width: 160px; color: rgba(255, 255, 255, .66); line-height: 1.45; }
.teacher-stats div:first-child span { color: rgba(42, 47, 54, .68); }
.teacher-facts { padding: 38px; border-radius: var(--radius-lg); color: var(--white); background: var(--deep); }
.teacher-facts h3 { margin: 0 0 24px; font-family: var(--font-montBold); font-size: 30px; line-height: 1.12; letter-spacing: 0; }
.teacher-facts ul { display: grid; gap: 13px; padding: 0; margin: 0; list-style: none; }
.teacher-facts li { position: relative; padding-left: 29px; color: rgba(255, 255, 255, .72); line-height: 1.55; }
.teacher-facts li::before { content: "✓"; position: absolute; left: 0; top: 0; color: var(--yellow); font-weight: 900; }

.outcomes { background: var(--sand); }
.outcomes-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 80px; align-items: start; }.outcomes-title { position: sticky; top: 120px; }.outcomes-title .text-link { margin-top: 30px; }
.outcome-cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }.outcome-card { min-height: 245px; padding: 30px; border-radius: 24px; background: rgba(255,255,255,.7); }.outcome-card:nth-child(2), .outcome-card:nth-child(3) { color: white; background: var(--navy); }.outcome-card > span { display: block; margin-bottom: 45px; color: var(--teal-dark); font-family: monospace; font-weight: 900; }.outcome-card:nth-child(2) > span, .outcome-card:nth-child(3) > span { color: var(--yellow); }.outcome-card h3 { margin: 0 0 10px; font-size: 22px; }.outcome-card p { margin: 0; color: var(--muted); line-height: 1.55; font-size: 14px; }.outcome-card:nth-child(2) p, .outcome-card:nth-child(3) p { color: rgba(255,255,255,.62); }

.final-project { color: var(--deep); background: var(--white); }
.final-project-grid { display: grid; grid-template-columns: 1fr .9fr; gap: 80px; align-items: center; }
.project-month { display: inline-block; margin: 24px 0 14px; padding: 9px 12px; border-radius: 9px; color: var(--deep); background: var(--yellow); font-family: var(--font-montBold); font-size: 12px; font-weight: 900; text-transform: uppercase; }
.final-project-copy h2 { max-width: 680px; margin: 0; font-family: var(--font-montBold); font-size: clamp(38px, 4.3vw, 58px); line-height: 1.05; letter-spacing: 0; }
.final-project-copy > p:not(.project-month) { max-width: 680px; margin: 22px 0 0; color: var(--muted); font-size: 17px; line-height: 1.65; }
.final-project-copy .check-list { margin-top: 24px; }
.calculator-project { width: min(100%, 520px); justify-self: end; }
.calculator-shell { position: relative; padding-top: 18px; }
.calculator-hint { position: absolute; z-index: 4; right: -25px; top: -12px; margin: 0; padding: 10px 14px; border-radius: 10px; color: var(--deep); background: var(--yellow); font-family: var(--font-montBold); font-size: 13px; font-weight: 900; box-shadow: 0 12px 30px rgba(6, 24, 48, .16); transform: rotate(3deg); pointer-events: none; }
.calculator-hint span { display: inline-block; margin-left: 4px; color: var(--teal-dark); font-size: 18px; line-height: 1; }
.calculator-window { padding: 18px; border: 1px solid rgba(255, 255, 255, .1); border-radius: 26px; color: var(--white); background: var(--deep); box-shadow: 0 30px 70px rgba(6, 24, 48, .22); }
.calculator-window:focus-visible { outline: 3px solid var(--teal); outline-offset: 5px; }
.calculator-titlebar { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; min-height: 34px; margin-bottom: 16px; color: rgba(255, 255, 255, .68); font-size: 11px; }
.calculator-titlebar > span { display: flex; gap: 6px; }
.calculator-titlebar i { width: 9px; height: 9px; border-radius: 50%; background: var(--teal); }
.calculator-titlebar i:nth-child(2) { background: var(--yellow); }
.calculator-titlebar i:nth-child(3) { background: var(--sand); }
.calculator-titlebar b { color: rgba(255, 255, 255, .82); font-family: monospace; font-size: 12px; }
.calculator-titlebar small { justify-self: end; color: var(--sand); font-size: 10px; }
.calculator-screen { min-height: 112px; display: flex; flex-direction: column; align-items: flex-end; justify-content: flex-end; padding: 18px 20px; margin-bottom: 12px; border-radius: 16px; background: var(--navy); }
.calculator-screen small { color: rgba(255, 255, 255, .45); font-size: 13px; }
.calculator-screen output { max-width: 100%; min-height: 44px; margin-top: 5px; overflow: hidden; font-family: var(--font-montBold); font-size: 44px; line-height: 1; text-overflow: ellipsis; white-space: nowrap; }
.calculator-keys { display: grid; grid-template-columns: repeat(4, 1fr); gap: 9px; }
.calculator-keys button { min-height: 52px; display: grid; place-items: center; padding: 0; border: 0; border-radius: 12px; color: var(--white); background: rgba(255, 255, 255, .09); font-family: var(--font-montBold); font-size: 16px; cursor: pointer; transition: background .18s ease, box-shadow .18s ease, transform .18s ease; }
.calculator-keys button:hover { background: rgba(255, 255, 255, .18); transform: translateY(-1px); }
.calculator-keys button:focus-visible { outline: 2px solid var(--teal); outline-offset: 2px; }
.calculator-keys button:active { transform: translateY(1px); }
.calculator-keys .operator { color: var(--deep); background: var(--yellow); }
.calculator-keys .operator:hover,
.calculator-keys .operator.active { background: var(--sand); box-shadow: 0 0 0 2px var(--teal); }
.calculator-keys .equals { color: var(--white); background: var(--teal); }
.calculator-keys .equals:hover { background: var(--teal-dark); }
.calculator-keys .key-zero { grid-column: span 2; }
.project-caption { display: flex; align-items: center; justify-content: center; gap: 10px; margin: 0 0 18px; color: var(--muted); font-size: 13px; line-height: 1.5; text-align: center; }
.project-caption span { flex: 0 0 auto; padding: 6px 9px; border-radius: 7px; color: var(--white); background: var(--teal); font-family: var(--font-montBold); font-weight: 900; }

.price-section { color: white; background: var(--navy); }
.price-wrap { display: grid; grid-template-columns: 1.15fr .85fr; gap: 85px; align-items: center; }.price-copy > p { color: rgba(255,255,255,.64); }.price-note { display: flex; align-items: center; gap: 13px; margin-top: 32px; color: rgba(255,255,255,.8); font-size: 14px; }.price-note span { display: grid; place-items: center; width: 28px; height: 28px; border-radius: 50%; color: var(--deep); background: var(--yellow); font-weight: 900; }
.price-card { position: relative; padding: 39px; border-radius: var(--radius-lg); color: var(--deep); background: white; box-shadow: var(--shadow); }.price-badge { position: absolute; right: 25px; top: 25px; padding: 8px 11px; border-radius: 9px; color: white; background: var(--teal); font-size: 11px; font-weight: 900; text-transform: uppercase; letter-spacing: .08em; }.price-card > p { margin: 0 0 12px; color: var(--muted); }.price { display: flex; align-items: baseline; gap: 8px; padding-bottom: 25px; margin-bottom: 17px; border-bottom: 1px solid var(--line); }.price b { font-family: var(--font-montBold); font-size: 44px; letter-spacing: 0; }.price span { color: var(--muted); }.price-card .check-list { margin-bottom: 24px; }.price-card > small { display: block; margin-top: 13px; color: var(--muted); text-align: center; }

.faq { background: var(--paper); }.faq-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 90px; align-items: start; }.faq-grid .section-heading { position: sticky; top: 120px; }.accordion { border-top: 1px solid var(--line); }.faq-item { border-bottom: 1px solid var(--line); }.faq-item button { width: 100%; display: flex; justify-content: space-between; gap: 20px; padding: 25px 0; border: 0; background: none; text-align: left; font-size: 18px; font-weight: 800; cursor: pointer; }.faq-item button i { position: relative; flex: 0 0 auto; width: 25px; height: 25px; border-radius: 50%; background: var(--deep); }.faq-item button i::before, .faq-item button i::after { content: ""; position: absolute; left: 7px; top: 12px; width: 11px; height: 1px; background: white; }.faq-item button i::after { transform: rotate(90deg); transition: transform .2s; }.faq-item.open button i::after { transform: rotate(0); }.faq-answer { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .3s ease; }.faq-answer p { overflow: hidden; margin: 0; color: var(--muted); line-height: 1.65; }.faq-item.open .faq-answer { grid-template-rows: 1fr; }.faq-item.open .faq-answer p { padding: 0 50px 25px 0; }

.signup { position: relative; overflow: hidden; padding: 110px 0; color: white; background: var(--deep); }.signup::after { content: ""; position: absolute; width: 500px; height: 500px; left: -270px; bottom: -270px; border-radius: 50%; background: var(--teal-dark); opacity: .25; }.signup-pattern { position: absolute; left: 3%; top: 20px; color: rgba(255,255,255,.035); font-family: monospace; font-size: 130px; font-weight: 900; white-space: nowrap; transform: rotate(-5deg); }.signup-grid { position: relative; z-index: 2; display: grid; grid-template-columns: 1fr 470px; gap: 90px; align-items: center; }.signup-copy > p { color: rgba(255,255,255,.62); }.signup-mini { display: flex; align-items: center; gap: 12px; margin-top: 30px; color: rgba(255,255,255,.7); font-size: 12px; }.signup-mini span { display: grid; place-items: center; width: 25px; height: 25px; border-radius: 8px; color: var(--deep); background: var(--yellow); font-weight: 900; }.signup-mini i { color: var(--teal); font-style: normal; }
.signup-form { padding: 33px; border-radius: var(--radius-lg); color: var(--deep); background: white; box-shadow: 0 30px 80px rgba(0,0,0,.25); }.signup-form > label:not(.consent) { display: block; margin-bottom: 17px; font-size: 13px; font-weight: 800; }.signup-form input[type="text"], .signup-form input[type="tel"], .signup-form select { width: 100%; height: 52px; margin-top: 8px; padding: 0 14px; border: 1px solid rgba(6,24,48,.17); border-radius: 12px; outline: 0; background: white; transition: border .2s, box-shadow .2s; }.signup-form input:focus, .signup-form select:focus { border-color: var(--teal); box-shadow: 0 0 0 3px rgba(1,146,156,.11); }.consent { display: flex; align-items: flex-start; gap: 9px; margin: 20px 0; color: var(--muted); font-size: 11px; line-height: 1.45; cursor: pointer; }.consent input { margin-top: 2px; accent-color: var(--teal); }.field-error { display: none; margin-top: 5px; color: #c44; font-size: 11px; font-weight: 500; }.invalid .field-error { display: block; }.invalid input, .invalid select { border-color: #c44 !important; }.form-status { min-height: 18px; margin: 12px 0 0; color: var(--teal-dark); text-align: center; font-size: 13px; font-weight: 800; }
.consent a,
.consent a:visited { color: var(--teal-dark); font-weight: 800; text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 2px; }
.consent a:hover,
.consent a:focus-visible { color: var(--navy); outline: none; }
.captcha-field { min-height: 100px; margin: 18px 0; }
.smart-captcha { min-height: 100px; max-width: 100%; }
.captcha-field.invalid .field-error { display: block; }
.captcha-config-error { margin: 0; padding: 14px; border: 1px solid #c44; border-radius: 12px; color: #933; background: #fff4f4; font-size: 13px; }
.signup-form button:disabled { cursor: not-allowed; opacity: .55; }

.site-footer { padding: 60px 0 25px; color: white; background: #031124; }.footer-top { display: grid; grid-template-columns: 1.6fr .7fr 1fr; gap: 60px; padding-bottom: 55px; }.footer-logo { margin-bottom: 18px; }.footer-top p { color: rgba(255,255,255,.46); font-size: 13px; line-height: 1.6; }.footer-links { display: flex; flex-direction: column; gap: 12px; font-size: 13px; }.footer-links b { margin-bottom: 9px; color: var(--sand); text-transform: uppercase; letter-spacing: .1em; font-size: 11px; }.footer-links a { color: rgba(255,255,255,.62); }.footer-links a:hover { color: white; }.footer-bottom { display: flex; justify-content: space-between; gap: 20px; padding-top: 24px; border-top: 1px solid rgba(255,255,255,.09); color: rgba(255,255,255,.35); font-size: 11px; }.footer-bottom div { display: flex; gap: 25px; }

.reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s ease, transform .7s ease; }.reveal.visible { opacity: 1; transform: translateY(0); }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; }.reveal { opacity: 1; transform: none; transition: none; } }

@media (max-width: 1000px) {
  .section { padding: 88px 0; }
  .site-nav { gap: 18px; }
  .hero { min-height: auto; }.hero-grid { grid-template-columns: 1fr; }.hero-copy { max-width: 760px; }.hero-visual { width: min(650px, 100%); margin: 0 auto; }.facts-bar { grid-template-columns: repeat(2, 1fr); }.facts-bar div { padding: 18px 25px; }.facts-bar div:nth-child(2) { border: 0; }
  .audience-grid { grid-template-columns: repeat(2, 1fr); }
  .learning-flow { grid-template-columns: repeat(2, 1fr); gap: 18px; }.flow-arrow { display: none; }
  .ai-panel { gap: 35px; padding: 38px; }
  .teacher-grid { grid-template-columns: 1fr; }.teacher-card { min-height: auto; }.teacher-details { grid-template-columns: .8fr 1.2fr; grid-template-rows: auto; }.teacher-stats { grid-template-columns: 1fr; }
  .outcomes-grid, .faq-grid { gap: 45px; }.final-project-grid { grid-template-columns: 1fr; gap: 50px; }.calculator-project { justify-self: center; }.price-wrap { gap: 45px; }.signup-grid { grid-template-columns: 1fr 430px; gap: 45px; }
}

@media (max-width: 760px) {
  .container { width: min(100% - 28px, 620px); }.section { padding: 70px 0; }
  .site-header { padding: 12px 0; background: rgba(6,24,48,.9); backdrop-filter: blur(15px); }.menu-toggle { display: block; z-index: 3; }.menu-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }.menu-toggle.active span:nth-child(2) { opacity: 0; }.menu-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .header-btn-form .btn-ghost { display: none; }
  .site-nav { position: fixed; inset: 0; display: flex; flex-direction: column; align-items: stretch; justify-content: center; gap: 10px; padding: 70px 25px; background: var(--deep); opacity: 0; pointer-events: none; transform: translateY(-15px); transition: .25s; }.site-nav.open { opacity: 1; pointer-events: auto; transform: translateY(0); }.site-nav > a:not(.button) { padding: 12px; color: white; font-size: 24px; text-align: center; }.site-nav .button { margin-top: 15px; }
  .hero { padding: 40px 0 35px; }.hero-grid { gap: 35px; }.hero h1 { font-size: clamp(34px, 10vw, 46px); line-height: 1.08; }.hero-lead { font-size: 16px; }.hero-actions { align-items: stretch; flex-direction: column; gap: 18px; }.hero-actions .text-link { align-self: flex-start; }.hero-visual { min-height: 450px; }.code-window { transform: none; }.code-window pre { min-height: 230px; padding: 27px 20px 10px; font-size: 12px; }.window-status { display: none; }.mentor-bubble { left: 4px; bottom: -18px; }.tag-one { right: 0; top: -10px; width: 62px; height: 62px; }.tag-two { display: none; }.tag-three { right: 0; bottom: 50px; }.orbit { display: none; }.facts-bar { margin-top: 45px; padding: 12px; }.facts-bar div { padding: 14px 10px; }.facts-bar b { font-size: 14px; }.facts-bar span { font-size: 10px; }
  .section-heading { margin-bottom: 35px; }.section-heading h2, .price-copy h2, .signup-copy h2, .outcomes-title h2 { font-size: 34px; }
  .program .section-heading h2,
  .signup-copy h2 { font-size: clamp(28px, 8vw, 34px); line-height: 1.12; }
  .audience-grid, .ai-panel, .outcomes-grid, .price-wrap, .faq-grid, .signup-grid, .footer-top { grid-template-columns: 1fr; }.audience-card { min-height: auto; padding: 30px; }.audience-card h3 { font-size: 29px; }.audience-icon { margin-bottom: 25px; }.card-number { font-size: 80px; }
  .program-layout { grid-template-columns: 1fr; gap: 22px; }.program-nav { display: grid; grid-template-columns: repeat(2, 1fr); }.module-tab { padding: 15px 12px; font-size: 12px; }.module-card { min-height: 480px; padding: 28px 23px; }.module-card h3 { font-size: 30px; }.module-meta { flex-direction: column; gap: 7px; }
  .learning-flow { grid-template-columns: 1fr; }.ai-panel { gap: 30px; margin-top: 40px; padding: 28px 20px; }.ai-copy h3 { font-size: 30px; }.ai-chat { padding: 17px; }.chat-line span { font-size: 12px; }
  .teacher::before { display: none; }.teacher-card, .teacher-details, .teacher-stats { grid-template-columns: 1fr; }.teacher-card { gap: 26px; padding: 22px; }.teacher-photo { min-height: 310px; border-radius: 22px; }.teacher-main h2 { font-size: 42px; }.teacher-main p { font-size: 15px; }.teacher-facts { padding: 28px 22px; }.teacher-facts h3 { font-size: 25px; }.teacher-stats div { min-height: 135px; padding: 24px; }.teacher-stats b { font-size: 44px; }
  .outcomes-title, .faq-grid .section-heading { position: static; }.outcomes-grid { gap: 40px; }.outcome-cards { grid-template-columns: 1fr; }.outcome-card { min-height: 210px; }.price-wrap { gap: 38px; }.price-card { padding: 30px 22px; }.price-card .button { min-height: 50px; padding: 0 18px; font-size: 15px; }.price-badge { position: static; display: inline-block; margin-bottom: 20px; }.price b { font-size: 39px; }
  .final-project-grid { gap: 36px; }.final-project-copy h2 { font-size: 34px; }.final-project-copy > p:not(.project-month) { font-size: 16px; }.calculator-shell { padding-top: 22px; }.calculator-hint { right: 8px; top: -9px; padding: 9px 12px; font-size: 12px; }.calculator-window { padding: 14px; border-radius: 20px; }.calculator-titlebar small { display: none; }.calculator-titlebar { grid-template-columns: 1fr auto; }.calculator-screen { min-height: 96px; }.calculator-screen output { min-height: 38px; font-size: 38px; }.calculator-keys { gap: 7px; }.calculator-keys button { min-height: 46px; border-radius: 10px; font-size: 14px; }.project-caption { align-items: flex-start; font-size: 12px; }
  .signup { padding: 75px 0; }.signup-grid { gap: 38px; }.signup-mini { display: none; }.signup-form { padding: 25px 20px; }.signup-pattern { font-size: 80px; }
  .footer-top { gap: 35px; }.footer-bottom { flex-direction: column; }.footer-bottom div { flex-direction: column; gap: 10px; }
}

@media (max-width: 410px) {
  .hero h1 { font-size: clamp(30px, 9vw, 36px); }
  .audience-card--wide h3 { font-size: 25px; line-height: 1.18; }
  .price-card .button { font-size: 14px; }
  .facts-bar { grid-template-columns: 1fr; }.facts-bar div, .facts-bar div:nth-child(2) { border-right: 0; border-bottom: 1px solid rgba(255,255,255,.1); }.facts-bar div:last-child { border: 0; }
  .program-nav { grid-template-columns: 1fr; }.hero-points { gap: 12px; }.outcome-cards { gap: 12px; }.price { flex-direction: column; gap: 0; }
}