/* Unpack marketing site. Values follow the Claude Design exports (Site · Home / For schools / Request a pilot). */
:root {
  --ink: #0B0E13; --ink-2: #07090C; --ink-3: #12161D; --charcoal: #15171C; --slate: #1E2128;
  --line-dark: #232A35; --line-dark-2: #1B212A; --line-dark-3: #3A4352;
  --paper: #F7F7F4; --white: #FFFFFF; --line: #E2DFD6; --line-2: #D9D6CE; --line-3: #C9C5BA; --sand: #EEECE5;
  --text: #15171C; --text-2: #3D4048; --text-3: #4F535B;
  --on-dark: #E6E3DA; --on-dark-2: #C4C1B8; --on-dark-3: #9AA0A8; --on-charcoal: #D6D3CA; --on-charcoal-2: #C9C6BD;
  --amber: #F5A623; --amber-ink: #1A1100; --blue: #1F4FD1; --blue-hover: #163a9c; --blue-soft: #7AA2FF;
  --sans: 'IBM Plex Sans', 'Helvetica Neue', sans-serif; --mono: 'IBM Plex Mono', monospace;
  --wrap: 1240px; --section: clamp(64px, 8vw, 112px);
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--text); font-family: var(--sans); -webkit-font-smoothing: antialiased; }
a { color: var(--blue); }
a:hover { color: var(--blue-hover); }
summary { cursor: pointer; }
:focus-visible { outline: 3px solid var(--amber); outline-offset: 2px; }
.wrap { max-width: var(--wrap); margin: 0 auto; padding-left: 28px; padding-right: 28px; }
.mono { font-family: var(--mono); }
.dark { background: var(--ink); color: var(--on-dark); }
.charcoal { background: var(--charcoal); color: var(--paper); }
.white { background: var(--white); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.skip { position: absolute; left: -999px; top: 8px; background: var(--amber); color: var(--amber-ink); padding: 10px 14px; border-radius: 8px; z-index: 10; }
.skip:focus { left: 8px; }

/* header */
.site-header { background: var(--ink); color: var(--on-dark); border-bottom: 1px solid var(--line-dark); }
.site-header .wrap { padding-top: 14px; padding-bottom: 14px; display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px 16px; }
.logo { font-family: var(--mono); font-weight: 600; font-size: 22px; color: var(--white); text-decoration: none; }
.logo:hover { color: var(--white); }
.logo span { color: var(--amber); }
.site-nav ul { display: flex; flex-wrap: wrap; align-items: center; gap: 4px; list-style: none; margin: 0; padding: 0; font-size: 15px; }
.site-nav a { display: inline-flex; align-items: center; min-height: 44px; padding: 0 14px; color: var(--on-dark); text-decoration: none; }
.site-nav a:hover { color: var(--white); }
.site-nav a[aria-current="page"] { color: var(--white); font-weight: 600; text-decoration: underline; text-underline-offset: 6px; text-decoration-color: var(--amber); }
.site-nav .cta-group { display: flex; gap: 8px; margin-left: 8px; }
.site-nav a.btn-pilot { padding: 0 18px; background: var(--amber); color: var(--amber-ink); border-radius: 8px; font-weight: 600; }
.site-nav a.btn-app { padding: 0 18px; background: var(--white); color: var(--ink); border-radius: 8px; font-weight: 600; gap: 6px; }
.site-nav a.btn-pilot:hover, .site-nav a.btn-app:hover { filter: brightness(0.94); color: inherit; }
.site-nav a.btn-pilot:hover { color: var(--amber-ink); }
.site-nav a.btn-app:hover { color: var(--ink); }
@media (max-width: 860px) {
  .site-nav .text-link { display: none; }
  .site-nav .cta-group { margin-left: 0; }
}
@media (max-width: 420px) {
  .site-header .wrap { padding-left: 16px; padding-right: 16px; }
  .site-nav a.btn-pilot, .site-nav a.btn-app { padding: 0 12px; font-size: 14px; }
}

/* type */
.eyebrow { font-family: var(--mono); font-size: 14px; letter-spacing: 0.12em; color: var(--text-3); }
.dark .eyebrow { color: var(--on-dark-3); }
.charcoal .eyebrow { color: var(--on-charcoal-2); }
h1, h2 { margin: 0; }
.h2 { font-size: clamp(34px, 4.4vw, 56px); line-height: 1.05; font-weight: 600; letter-spacing: -0.02em; }
.dark .h2, .charcoal .h2 { color: var(--white); }
.lede { margin: 0; font-size: 19px; line-height: 1.6; color: var(--text-2); }
.dark .lede { color: var(--on-dark-2); }
.charcoal .lede { color: var(--on-charcoal); }
.head { display: flex; flex-direction: column; gap: 14px; max-width: 780px; }
.section { padding-top: var(--section); padding-bottom: var(--section); display: flex; flex-direction: column; gap: 40px; }

/* buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 56px; padding: 0 28px; border-radius: 10px; font-size: 17px; text-decoration: none; font-family: inherit; cursor: pointer; }
.btn-amber { background: var(--amber); color: var(--amber-ink); font-weight: 600; border: none; }
.btn-amber:hover { color: var(--amber-ink); filter: brightness(0.95); }
.btn-ghost { border: 1px solid var(--line-dark-3); color: var(--on-dark); background: transparent; padding: 0 24px; }
.btn-ghost:hover { color: var(--white); border-color: var(--on-dark-3); }
.btn-ink { background: var(--charcoal); color: var(--white); font-weight: 600; border: none; }
.btn-ink:hover { color: var(--white); background: #000; }
.btn-line { border: 1px solid var(--line-3); color: var(--charcoal); background: transparent; }
.btn-line:hover { color: var(--charcoal); background: var(--white); }
.btn-row { display: flex; flex-wrap: wrap; gap: 12px; }

/* cards & grids */
.grid { display: grid; gap: 16px; }
.grid-300 { grid-template-columns: repeat(auto-fit, minmax(min(300px, 100%), 1fr)); }
.grid-270 { grid-template-columns: repeat(auto-fit, minmax(min(270px, 100%), 1fr)); gap: 14px; }
.grid-260 { grid-template-columns: repeat(auto-fit, minmax(min(260px, 100%), 1fr)); gap: 14px; }
.card { background: var(--white); border: 1px solid var(--line); border-radius: 14px; padding: 28px; display: flex; flex-direction: column; gap: 10px; }
.card b { font-size: 20px; }
.card p, .card span { margin: 0; font-size: 16px; line-height: 1.55; color: var(--text-2); }
.stat-n { font-family: var(--mono); font-size: 56px; font-weight: 600; line-height: 1; }
.card .stat-t { font-size: 17px; line-height: 1.5; }
.footnote { margin: 0; font-size: 13px; line-height: 1.6; color: var(--text-3); }

/* home hero */
.hero .wrap { padding-top: clamp(56px, 8vw, 112px); padding-bottom: clamp(56px, 8vw, 112px); display: flex; flex-wrap: wrap; gap: 56px; align-items: center; }
.hero-copy { flex: 1 1 460px; min-width: 0; display: flex; flex-direction: column; gap: 28px; }
.hero h1 { font-size: clamp(52px, 7.5vw, 104px); line-height: 0.95; font-weight: 700; letter-spacing: -0.03em; color: var(--white); }
.hero h1 span { color: var(--amber); }
.hero .lede { font-size: clamp(19px, 1.6vw, 22px); line-height: 1.55; max-width: 540px; }
.hero small { font-size: 15px; color: var(--on-dark-3); }

/* the Pause demo */
.demo { flex: 1 1 480px; min-width: 0; background: var(--ink-2); border: 1px solid var(--line-dark); border-radius: 14px; overflow: hidden; box-shadow: 0 30px 80px rgba(0,0,0,0.45); }
.demo-bar { display: flex; justify-content: space-between; gap: 12px; padding: 12px 18px; border-bottom: 1px solid var(--line-dark-2); font-family: var(--mono); font-size: 13px; color: var(--on-dark-3); }
.demo-body { padding: 24px; display: flex; flex-direction: column; gap: 18px; font-family: var(--mono); font-size: 15px; line-height: 1.65; }
.turn { display: flex; gap: 14px; color: var(--on-dark-2); }
.turn > span:first-child { flex-shrink: 0; }
.turn .you { color: var(--blue-soft); }
.turn.ai { color: var(--on-dark); }
.turn.ai > span:first-child, .turn.gut { color: var(--on-dark-3); }
.pause { border: 2px solid var(--amber); border-radius: 8px; overflow: hidden; }
.pause-tag { background: var(--amber); color: var(--amber-ink); padding: 6px 14px; font-size: 13px; font-weight: 700; letter-spacing: 0.08em; }
.pause-in { padding: 16px 14px; display: flex; flex-direction: column; gap: 12px; }
.pause-q { color: var(--white); font-weight: 600; }
.chip { min-height: 44px; padding: 0 14px; border: 1px solid var(--amber); border-radius: 6px; background: transparent; color: var(--amber); font-family: var(--mono); font-size: 14px; cursor: pointer; }
.chip:hover { background: rgba(245,166,35,0.12); }
.chip-reset { border-color: var(--line-dark-3); color: var(--on-dark); align-self: flex-start; }
.chip-reset:hover { background: rgba(255,255,255,0.06); }
.reveal { display: flex; flex-direction: column; gap: 14px; }
.source { background: #F2F0EA; color: #1A1C20; border-radius: 8px; padding: 16px; font-family: var(--sans); font-size: 15px; line-height: 1.55; display: flex; flex-direction: column; gap: 6px; }
.source .mono { font-size: 12px; color: #4A4E57; }
.source mark { background: #D6E1FF; color: #10204A; padding: 0 3px; }
.verdict { display: flex; gap: 14px; color: var(--white); }
.verdict > span:first-child { color: var(--amber); flex-shrink: 0; }
[hidden] { display: none !important; }

/* how it works */
.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(min(170px, 100%), 1fr)); gap: 10px; }
.steps li { background: var(--ink-3); border: 1px solid var(--line-dark); border-radius: 12px; padding: 22px; display: flex; flex-direction: column; gap: 10px; }
.steps .n { font-family: var(--mono); font-size: 13px; color: var(--on-dark-3); }
.steps b { font-size: 20px; color: var(--white); }
.steps span:last-child { font-size: 15px; line-height: 1.5; color: var(--on-dark-2); }
.steps li.hot { background: var(--amber); border-color: var(--amber); }
.steps li.hot .n, .steps li.hot b, .steps li.hot span:last-child { color: var(--amber-ink); }

/* missions */
.trap { background: var(--charcoal); color: var(--paper); border-radius: 14px; padding: 24px; display: flex; flex-direction: column; gap: 10px; grid-column: 1 / -1; }
.trap .mono { font-size: 13px; letter-spacing: 0.1em; color: #8FB0F2; }
.trap b { font-size: 24px; }
.trap span:last-child { font-size: 17px; line-height: 1.55; color: var(--on-charcoal); max-width: 760px; }
.grid-270 .card { padding: 24px; }

/* teachers */
.card.soft { background: var(--paper); border: none; gap: 12px; }
.card.soft b { font-size: 22px; }
.card.soft .mono { font-size: 13px; color: var(--text-3); }
.timeline { display: flex; flex-wrap: wrap; gap: 6px; font-size: 15px; }
.timeline div { border-radius: 10px; padding: 16px; line-height: 1.5; }
.timeline small { font-size: 14px; }
.tl-hook { flex: 15 1 120px; background: var(--charcoal); color: var(--white); }
.tl-hook small { color: var(--on-charcoal-2); }
.tl-missions { flex: 70 1 240px; background: var(--amber); color: var(--amber-ink); }
.tl-reflect { flex: 20 1 140px; background: var(--sand); }
.tl-reflect small { color: var(--text-2); }
.tl-teach { flex: 15 1 140px; background: var(--blue); color: var(--white); }

/* objectives */
.split { display: flex; flex-wrap: wrap; gap: 48px; }
.split > .head { flex: 1 1 340px; min-width: 0; }
.objectives { flex: 2 1 560px; min-width: 0; list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(min(260px, 100%), 1fr)); gap: 0 32px; }
.objectives li { display: flex; gap: 16px; padding: 18px 0; border-top: 1px solid var(--line); font-size: 17px; line-height: 1.5; }
.objectives .mono { color: var(--text-3); }

/* privacy points */
.points { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(300px, 100%), 1fr)); gap: 24px 40px; font-size: 16px; line-height: 1.55; color: var(--on-charcoal); }
.points b { color: var(--white); }
.btn-outline-light { align-self: flex-start; min-height: 52px; padding: 0 22px; border: 1px solid #5A5E66; color: var(--white); font-size: 16px; }
.btn-outline-light:hover { color: var(--white); border-color: var(--on-charcoal-2); }

/* faq */
.faq { max-width: 960px; margin: 0 auto; padding: var(--section) 28px; display: flex; flex-direction: column; gap: 28px; }
.faq h2 { font-size: clamp(32px, 4vw, 48px); line-height: 1.1; font-weight: 600; letter-spacing: -0.02em; }
.faq details { border-top: 1px solid var(--line-2); padding: 6px 0; }
.faq details:last-child { border-bottom: 1px solid var(--line-2); }
.faq summary { min-height: 56px; display: flex; align-items: center; font-size: 19px; font-weight: 600; }
.faq p { margin: 0 0 18px; font-size: 17px; line-height: 1.6; color: var(--text-2); }

/* closing band */
.closer .wrap { padding-top: clamp(64px, 8vw, 104px); padding-bottom: clamp(64px, 8vw, 104px); display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 32px; }
.closer h2 { font-size: clamp(36px, 5vw, 64px); line-height: 1; font-weight: 700; letter-spacing: -0.03em; color: var(--white); }
.closer h2 span { color: var(--amber); }
.closer p { margin: 14px 0 0; font-size: 19px; line-height: 1.55; color: var(--on-dark-2); max-width: 680px; }
.closer .btn { min-height: 60px; padding: 0 32px; font-size: 18px; }

/* footer */
.site-footer { background: var(--ink-2); color: var(--on-dark-3); border-top: 1px solid var(--line-dark-2); }
.site-footer .wrap { padding-top: 32px; padding-bottom: 32px; display: flex; flex-wrap: wrap; justify-content: space-between; gap: 20px; font-size: 14px; }
.site-footer .logo { font-size: 15px; color: var(--on-dark); }
.site-footer ul { display: flex; flex-wrap: wrap; gap: 8px 20px; list-style: none; margin: 0; padding: 0; }
.site-footer a { color: var(--on-dark-2); }
.site-footer a:hover { color: var(--white); }

/* schools */
.s-hero { padding-top: var(--section); padding-bottom: var(--section); display: flex; flex-wrap: wrap; gap: 48px; align-items: flex-end; }
.s-hero > div:first-child { flex: 2 1 560px; min-width: 0; display: flex; flex-direction: column; gap: 24px; }
.s-hero h1 { font-size: clamp(42px, 6vw, 80px); line-height: 1; font-weight: 700; letter-spacing: -0.03em; }
.s-hero .lede { font-size: 20px; line-height: 1.55; max-width: 680px; }
.s-hero .stack { flex: 1 1 280px; min-width: 0; display: flex; flex-direction: column; gap: 12px; }
.h2-small { font-size: clamp(28px, 3.4vw, 40px); line-height: 1.1; font-weight: 600; }
.h2-mid { font-size: clamp(30px, 3.8vw, 48px); line-height: 1.1; font-weight: 600; letter-spacing: -0.02em; }
.grid-260 .card { padding: 26px; }
.grid-260 .card b { font-size: 19px; }
.panel-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(380px, 100%), 1fr)); gap: 20px; }
.panel { background: var(--slate); border-radius: 14px; padding: 28px; display: flex; flex-direction: column; gap: 14px; }
.panel b { font-size: 19px; color: var(--white); }
.panel ul { margin: 0; padding: 0 0 0 20px; display: flex; flex-direction: column; gap: 8px; font-size: 16px; line-height: 1.5; color: var(--on-charcoal); }
.consent { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(min(200px, 100%), 1fr)); gap: 10px; font-size: 15px; line-height: 1.5; }
.consent li { background: var(--slate); border-radius: 10px; padding: 18px; display: flex; flex-direction: column; gap: 6px; }
.consent .mono { font-size: 12px; color: var(--on-charcoal-2); }
.consent b { color: var(--white); }
.consent span:last-child { color: var(--on-charcoal); }
.consent li.hot { background: var(--blue); }
.consent li.hot .mono { color: #DCE4FF; }
.consent li.hot span:last-child { color: var(--white); }
.pipeline { display: flex; flex-wrap: wrap; align-items: stretch; gap: 10px; font-size: 15px; line-height: 1.5; }
.pipeline > div { flex: 1 1 200px; background: var(--white); border: 1px solid var(--line); border-radius: 12px; padding: 20px; display: flex; flex-direction: column; gap: 6px; }
.pipeline > div b { font-size: 17px; }
.pipeline > div span { color: var(--text-2); }
.pipeline > div.hot { background: var(--amber); border-color: var(--amber); color: var(--amber-ink); }
.pipeline > div.hot span { color: var(--amber-ink); }
.pipeline > i { display: flex; align-items: center; color: var(--text-3); font-size: 22px; font-style: normal; }
.rollout { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(min(250px, 100%), 1fr)); gap: 28px; }
.rollout li { display: flex; flex-direction: column; gap: 10px; border-top: 3px solid var(--charcoal); padding-top: 18px; }
.rollout li.hot { border-top-color: var(--amber); }
.rollout .mono { font-size: 13px; color: var(--text-3); }
.rollout b { font-size: 19px; }
.rollout span:last-child { font-size: 16px; line-height: 1.55; color: var(--text-2); }
.faq.small summary { font-size: 18px; }
.faq.small p { font-size: 16px; }
.faq.small h2 { font-size: clamp(30px, 3.8vw, 44px); }

/* pilot */
body.pilot-page { background: var(--ink); }
.pilot-shell { min-height: 100vh; background: var(--ink); color: var(--on-dark); display: flex; flex-direction: column; }
.pilot-shell .site-header { border-bottom-color: var(--line-dark); }
.pilot-main { flex: 1; width: 100%; padding-top: clamp(48px, 7vw, 96px); padding-bottom: clamp(48px, 7vw, 96px); display: flex; flex-wrap: wrap; gap: 56px; align-items: flex-start; }
.pilot-intro { flex: 1 1 380px; min-width: 0; display: flex; flex-direction: column; gap: 28px; }
.pilot-intro h1 { font-size: clamp(42px, 5.6vw, 72px); line-height: 1; font-weight: 700; letter-spacing: -0.03em; color: var(--white); }
.pilot-intro h1 span { color: var(--amber); }
.includes { display: flex; flex-direction: column; gap: 14px; font-size: 17px; line-height: 1.55; color: var(--on-dark-2); }
.includes b { color: var(--white); font-size: 18px; }
.includes > span { display: flex; gap: 12px; }
.includes .mono { color: var(--on-dark-3); }
.pilot-note { font-size: 15px; color: var(--on-dark-3); }
.form-card { flex: 1 1 480px; min-width: 0; background: var(--paper); color: var(--text); border-radius: 16px; padding: clamp(24px, 3vw, 40px); }
.form-card h2 { font-size: 26px; font-weight: 600; }
.form { display: flex; flex-direction: column; gap: 20px; }
.pair { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(220px, 100%), 1fr)); gap: 16px; }
.field { display: flex; flex-direction: column; gap: 6px; font-size: 14px; font-weight: 600; }
.field .hint { font-weight: 400; color: var(--text-3); }
.field input, .field select, .field textarea { min-height: 48px; padding: 0 14px; border: 1px solid var(--line-3); border-radius: 8px; background: var(--white); font: inherit; font-weight: 400; font-size: 16px; color: var(--text); }
.field select { padding: 0 12px; }
.field textarea { padding: 12px 14px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { outline: 3px solid var(--blue); outline-offset: 0; border-color: var(--blue); }
fieldset.field { border: none; margin: 0; padding: 0; gap: 8px; }
fieldset.field legend { padding: 0; margin-bottom: 8px; }
.checks { display: flex; flex-wrap: wrap; gap: 10px; font-size: 16px; font-weight: 400; }
.checks label { display: inline-flex; align-items: center; gap: 8px; min-height: 44px; padding: 0 14px; border: 1px solid var(--line-3); border-radius: 8px; background: var(--white); cursor: pointer; }
.checks input { width: 18px; height: 18px; accent-color: var(--charcoal); }
.hp { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
.form .btn-ink { min-height: 56px; width: 100%; font-size: 17px; }
.form .btn-ink[disabled] { opacity: 0.6; cursor: progress; }
.form-small { font-size: 13px; line-height: 1.5; color: var(--text-3); }
.form-error { background: #FDECEA; color: #7A1F12; border-radius: 8px; padding: 12px 14px; font-size: 15px; line-height: 1.5; }
.sent { display: flex; flex-direction: column; gap: 18px; padding: 24px 0; }
.sent .mono { font-size: 13px; letter-spacing: 0.1em; color: var(--text-3); }
.sent h2 { font-size: 34px; line-height: 1.1; }
.sent p { margin: 0; font-size: 17px; line-height: 1.55; color: var(--text-2); }
.sent .btn { min-height: 48px; padding: 0 20px; font-size: 16px; border-radius: 8px; }
.pilot-shell .site-footer { background: var(--ink); }