/* MR. Edu — one type scale, explicit light/dark surfaces, quiet editorial spacing. */
:root {
  --navy: #142947; --blue: #2852ad; --paper: #fafbf9; --ice: #edf2f8;
  --muted: #506078; --line: #d4dde8; --highlight: #d5a94c;
  --white: #ffffff; --on-dark: #ffffff; --muted-dark: #c6d3e8;
  --sans: 'Aptos', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Arial, sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 108px; }
body { margin: 0; background: var(--paper); color: var(--navy); font: 16px/1.7 var(--sans); -webkit-font-smoothing: antialiased; }
body.modal-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; height: auto; }
figure, blockquote { margin: 0; }
button, input, select, textarea { font: inherit; }
button, summary { cursor: pointer; }
button, a, summary, select { -webkit-tap-highlight-color: transparent; }
a:focus-visible, button:focus-visible, summary:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
  outline: 3px solid #a8751b; outline-offset: 5px;
}
h1, h2, h3, h4, p { margin: 0 0 1em; }
h1, h2, h3, h4 { font-weight: 650; line-height: 1.13; text-wrap: balance; }
h2 { font-size: clamp(32px, 3.5vw, 48px); letter-spacing: -.045em; margin-bottom: 24px; }
h2 > span, .approach-hero h1 > span { color: var(--blue); }
h3 { font-size: 25px; letter-spacing: -.025em; }
p { color: var(--muted); }
strong { font-weight: 650; }
.wrap { width: min(1160px, calc(100% - 80px)); margin-inline: auto; }
.section { padding-block: 84px; }
.skip { position: fixed; left: 20px; top: -100px; padding: 12px 20px; background: var(--navy); color: white; z-index: 100; }
.skip:focus { top: 10px; }
.eyebrow, .tag { display: block; color: var(--blue); font-size: 11px; font-weight: 700; line-height: 1.6; letter-spacing: .13em; margin-bottom: 20px; }
.button { display: inline-flex; align-items: center; justify-content: space-between; gap: 24px; min-height: 50px; padding: 13px 22px; border: 1px solid var(--blue); border-radius: 3px; background: var(--blue); color: white; font-size: 14px; font-weight: 650; line-height: 1.45; transition: background .18s, border-color .18s; }
.button:hover { background: #1d408e; border-color: #1d408e; }
.button > span { font-size: 20px; }
.button:disabled { opacity: .65; cursor: wait; }
.text-link, .back-link { display: inline-flex; align-items: center; gap: 12px; min-height: 44px; color: var(--blue); font-size: 14px; font-weight: 550; text-decoration: underline; text-underline-offset: 6px; text-decoration-color: #a1b5d6; }
.text-link:hover, .back-link:hover { text-decoration-color: currentColor; }
.section-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 56px; margin-bottom: 36px; }
.section-heading h2 { margin-bottom: 0; }
.section-heading > p { max-width: 370px; margin-bottom: 0; font-size: 15px; }
/* Navigation */
.header { position: sticky; top: 0; z-index: 20; background: var(--paper); border-bottom: 1px solid var(--line); }
.nav { min-height: 86px; display: flex; align-items: center; justify-content: space-between; gap: 36px; }
.brand { display: inline-flex; flex-shrink: 0; }
.wordmark { font-size: 29px; font-weight: 750; letter-spacing: -.065em; line-height: 1; }
.wordmark small { display: block; margin-top: 10px; font-size: 10px; font-weight: 550; letter-spacing: .14em; }
#navigation { display: flex; align-items: center; gap: 23px; font-size: 13px; font-weight: 550; }
#navigation > a { padding-block: 12px; }
#navigation > a:hover, #navigation a[aria-current='page'] { color: var(--blue); text-decoration: underline; text-underline-offset: 7px; }
#navigation > .nav-cta { background: var(--navy); color: white; padding: 11px 16px; border-radius: 3px; }
#navigation > .nav-cta:hover { background: var(--blue); color: white; text-decoration: none; }
.nav-cta span { margin-left: 12px; }
.menu-button { display: none; }
/* Opening spread */
.hero { display: grid; grid-template-columns: 1.08fr 1fr; gap: 76px; align-items: center; padding-block: 64px 56px; }
.hero h1 { font-size: clamp(72px, 7.9vw, 106px); letter-spacing: -.075em; line-height: 1; margin-bottom: 24px; }
.hero-period { color: var(--blue); }
.hero-promise { color: var(--navy); font-size: clamp(23px, 2.4vw, 31px); font-weight: 650; line-height: 1.25; letter-spacing: -.035em; margin-bottom: 25px; }
.hero-promise > span { color: var(--blue); }
.hero-byline { color: var(--navy); font-size: 18px; font-weight: 650; margin-bottom: 10px; }
.hero-description { max-width: 440px; margin-bottom: 26px; }
.hero-preview-link { display: flex; width: fit-content; align-items: center; gap: 14px; font-size: 14px; color: var(--blue); min-height: 44px; margin-top: 8px; }
.hero-preview-link:hover { text-decoration: underline; text-underline-offset: 5px; }
.status-dot { display: inline-block; width: 7px; height: 7px; background: var(--blue); border-radius: 50%; margin-right: 8px; }
.hero-schedule { display: flex; align-items: flex-start; gap: 12px; margin-top: 23px; }
.schedule-icon { color: var(--blue); font-size: 26px; line-height: 1.4; }
.hero-schedule p { font-size: 12px; margin: 0; line-height: 1.65; }
.hero-schedule strong { color: var(--navy); font-size: 14px; }
.hero-schedule p > span { display: block; }
.portrait-panel { background: white; border: 1px solid var(--line); border-radius: 3px; overflow: hidden; }
.portrait-topline { display: flex; justify-content: space-between; gap: 15px; padding: 16px 22px; background: white; color: var(--navy); font-size: 10px; letter-spacing: .06em; font-weight: 650; border-bottom: 1px solid var(--line); }
.portrait { width: 100%; height: 370px; object-fit: cover; object-position: 50% 0; }
.portrait-caption { display: flex; justify-content: space-between; align-items: center; padding: 21px 26px; background: var(--navy); color: white; }
.portrait-label { display: block; font-size: 10px; letter-spacing: .11em; color: var(--muted-dark); margin-bottom: 6px; }
.portrait-caption strong { font-size: 36px; line-height: 1.2; letter-spacing: -.045em; }
.portrait-arrow { font-size: 36px; color: #c9d7f0; }
.portrait-degree { display: flex; justify-content: space-between; gap: 12px; padding: 12px 26px; background: var(--ice); color: var(--navy); font-size: 11px; }
.portrait-degree span:first-child { font-weight: 700; }
.snapshot { display: grid; grid-template-columns: 1fr 1fr 1.15fr; padding-block: 25px; border-block: 1px solid var(--line); }
.snapshot > div { padding-inline: 30px; border-left: 1px solid var(--line); }
.snapshot > div:first-child { padding-left: 0; border: 0; }
.snapshot > div:last-child { padding-right: 0; }
.snapshot strong { display: block; font-size: 22px; letter-spacing: -.03em; }
.snapshot strong > span { font-size: 14px; font-weight: 400; }
.snapshot p { font-size: 13px; margin: 4px 0 0; }
/* Teaching background */
.instructor { display: grid; grid-template-columns: .92fr 1.1fr; gap: 88px; }
.section-intro > p { max-width: 440px; }
.credentials { border-left: 3px solid var(--blue); padding-left: 20px; margin-top: 26px; }
.credentials > span { display: block; font-size: 11px; letter-spacing: .09em; font-weight: 650; color: var(--blue); margin-bottom: 10px; }
.credentials > strong { display: block; font-size: 17px; }
.credentials > strong:not(:first-of-type) { margin-top: 16px; }
.credentials p { margin: 3px 0; font-size: 14px; }
.experience-heading { display: flex; justify-content: space-between; gap: 20px; border-bottom: 2px solid var(--navy); padding-bottom: 15px; font-size: 10px; letter-spacing: .08em; font-weight: 700; color: var(--muted); }
.experience article { display: flex; justify-content: space-between; align-items: center; gap: 24px; padding-block: 21px; border-bottom: 1px solid var(--line); }
.experience h3 { font-size: 23px; margin-bottom: 6px; }
.experience article p { margin: 0; font-size: 13px; }
.experience article .leadership-role { color: var(--blue); font-weight: 550; }
.experience article > span { font-size: 12px; text-align: right; color: var(--muted); flex-shrink: 0; }
.experience-note { font-size: 12px; margin-top: 16px; }
.program-archive-band { background: #f2f1ec; border-block: 1px solid #dedfd9; }
.program-archive { padding-block: 64px; }
.program-collage { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 22px; }
.archive-sheet { display: flex; flex-direction: column; background: white; color: var(--navy); padding: 24px; border: 1px solid #d9ddd9; border-radius: 3px; min-width: 0; }
.archive-sheet-label { font-size: 10px; font-weight: 700; letter-spacing: .1em; color: #62593e; margin-bottom: 20px; }
.archive-sheet > a { display: flex; align-items: center; justify-content: center; height: 206px; }
.archive-sheet > a img { width: 100%; max-height: 206px; object-fit: contain; }
.profile-sheet > a img { width: auto; }
.archive-sheet .card-brand { width: 105px; height: 47px; object-fit: contain; margin: 13px auto 10px; }
.business-sheet > a { height: 136px; }
.business-sheet .card-role { max-height: 130px; }
.archive-sheet figcaption { margin-top: 22px; padding-top: 19px; border-top: 1px solid var(--line); }
.archive-sheet h3 { font-size: 20px; margin-bottom: 10px; }
.archive-sheet figcaption p { font-size: 14px; margin-bottom: 14px; }
.archive-sheet figcaption > span { font-size: 10px; line-height: 1.7; letter-spacing: .04em; color: var(--muted); }
.program-archive-note { font-size: 12px; margin: 20px 0 0; }
.culture-note { padding-block: 26px; border-bottom: 1px solid var(--line); }
.culture-note summary { display: grid; grid-template-columns: .85fr 1.3fr auto; align-items: center; gap: 24px; list-style: none; }
.culture-note summary::-webkit-details-marker { display: none; }
.culture-note .eyebrow { margin: 0; }
.culture-note summary strong { font-size: 20px; letter-spacing: -.025em; }
.disclosure-plus { color: var(--blue); font-size: 26px; transition: transform .2s; }
.culture-note[open] .disclosure-plus { transform: rotate(45deg); }
.culture-note > div { max-width: 700px; margin: 26px 0 8px auto; }
.culture-note > div p { font-size: 15px; }
/* Lesson and video previews */
.lesson-band { background: var(--paper); }
.lesson-preview-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 76px; align-items: center; }
.lesson-preview-copy h3 { font-size: clamp(34px,3.8vw,48px); letter-spacing: -.045em; }
.lesson-preview-copy > p { max-width: 440px; }
.lesson-source { font-size: 12px; line-height: 1.7; }
.lesson-preview-copy .lesson-source { margin-top: 18px; max-width: 365px; }
.video-card { background: white; color: var(--navy); border: 1px solid var(--line); border-radius: 3px; overflow: hidden; min-width: 0; }
.video-surface { position: relative; aspect-ratio: 16/10; min-height: 340px; background: var(--navy); }
.video-surface iframe { width: 100%; height: 100%; border: 0; display: block; }
.video-launch { display: flex; height: 100%; flex-direction: column; justify-content: space-between; padding: 25px 28px; background: var(--navy); color: white; }
.video-launch:hover { background: #203b62; }
.testimonial-launch { background: #254b93; }
.testimonial-launch:hover { background: #1c3e80; }
.video-topline { display: flex; justify-content: space-between; gap: 20px; font-size: 10px; letter-spacing: .07em; color: #d5e1f7; }
.video-art { font-size: clamp(32px,4vw,52px); line-height: 1; letter-spacing: -.04em; margin-block: 12px; color: white; }
.video-art strong { color: #ccdaff; font-weight: 650; }
.video-bottom { display: flex; align-items: center; gap: 14px; font-size: 14px; color: white; }
.video-bottom small { display: block; font-size: 12px; margin-top: 4px; color: #d5e1f7; }
.play-circle { display: inline-flex; align-items: center; justify-content: center; flex: 0 0 42px; height: 42px; border: 1px solid #a0b7e1; border-radius: 50%; font-size: 13px; padding-left: 2px; }
.video-arrow { margin-left: auto; font-size: 23px; }
.video-caption { padding: 20px 25px; background: white; color: var(--navy); }
.video-caption h4 { font-size: 18px; margin-bottom: 8px; }
.video-caption p { font-size: 13px; margin-bottom: 9px; }
.video-caption > a { display: inline-block; font-size: 12px; color: var(--blue); text-decoration: underline; text-underline-offset: 4px; }
/* Results: explicit surface colors prevent inherited contrast failures. */
.results-band { background: var(--navy); color: white; }
.results-band .section-heading .eyebrow { color: #b8cbf7; }
.results-band .section-heading > p { color: var(--muted-dark); }
.results-band .section-heading h2 { color: white; }
.evidence-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.evidence-card { background: white; color: var(--navy); border-radius: 3px; min-width: 0; }
.evidence-card p { color: var(--muted); }
.featured-evidence { grid-column: 1/-1; display: grid; grid-template-columns: 1fr .92fr; gap: 48px; padding: 38px; }
.evidence-copy { display: flex; flex-direction: column; align-items: flex-start; }
.evidence-copy .tag { margin-bottom: 0; }
.evidence-copy blockquote { color: var(--navy); font-size: clamp(31px,3.5vw,43px); font-weight: 600; line-height: 1.15; letter-spacing: -.04em; margin: 25px 0; }
.score-highlight { display: flex; gap: 20px; align-items: center; margin-bottom: 22px; }
.score-highlight > strong { color: var(--blue); font-size: 66px; letter-spacing: -.065em; line-height: 1; }
.score-highlight > span { min-width: 0; color: var(--muted); border-left: 1px solid var(--line); padding-left: 18px; font-size: 13px; line-height: 1.5; }
.evidence-copy > p { font-size: 15px; max-width: 430px; }
.score-image-link { display: block; width: min(100%,310px); background: var(--ice); padding: 14px; margin-top: 8px; border: 1px solid var(--line); }
.score-image-link img { width: 100%; }
.score-image-link > span { display: flex; justify-content: space-between; color: var(--muted); font-size: 10px; letter-spacing: .03em; margin-top: 10px; }
.english-message { display: flex; flex-direction: column; justify-content: center; align-items: center; gap: 15px; padding: 20px; background: var(--ice); }
.english-message > a { width: 100%; max-width: 340px; }
.english-message img { width: 100%; border-radius: 8px; }
.english-message > span { color: var(--muted); font-size: 10px; letter-spacing: .05em; text-align: center; }
.compact-evidence { display: flex; flex-direction: column; padding: 28px 30px; }
.card-topline { display: flex; justify-content: space-between; gap: 20px; align-items: center; margin-bottom: 15px; }
.card-topline .tag { margin: 0; }
.small-arrow { color: var(--blue); font-size: 24px; }
.compact-evidence h3 { font-size: 30px; margin-bottom: 18px; }
.compact-evidence h3 > span { color: var(--blue); }
.evidence-card .quote-translation { color: var(--navy); font-size: 18px; line-height: 1.55; margin-bottom: 12px; }
.translation-label { display: block; font-size: 12px; color: var(--muted); line-height: 1.6; margin-bottom: 20px; }
.feedback-image { display: flex; justify-content: center; align-items: center; min-height: 170px; padding: 14px; margin-top: auto; background: var(--ice); }
.feedback-image > img { max-height: 240px; width: 100%; object-fit: contain; }
.evidence-note { font-size: 12px; color: var(--muted-dark); margin: 28px 0 0; max-width: 900px; }
.student-video { display: grid; grid-template-columns: .85fr 1.15fr; align-items: center; gap: 62px; padding-block: 42px; margin-top: 38px; border-block: 1px solid #53657d; }
.student-video-copy .tag { color: #b8cbf7; }
.student-video-copy h3 { font-size: 34px; color: white; }
.student-video-copy p { color: var(--muted-dark); font-size: 15px; }
.student-video-copy p strong { color: white; }
.student-video .video-caption { padding: 14px 24px; }
/* Curriculum and invitation */
.subject-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 35px; }
.subject-grid > article { border-top: 2px solid var(--navy); padding-top: 21px; }
.subject-index { display: block; font-size: 10px; letter-spacing: .07em; color: var(--blue); font-weight: 700; margin-bottom: 21px; }
.subject-grid h3 { font-size: 25px; }
.subject-grid p { font-size: 15px; margin-bottom: 0; }
.curriculum > .text-link { margin-top: 24px; }
.curriculum-evidence { display: grid; grid-template-columns: 1fr 1fr; gap: 25px; }
.curriculum-evidence figure { border: 1px solid var(--line); background: white; border-radius: 3px; overflow: hidden; }
.curriculum-evidence-image { display: flex; align-items: center; justify-content: center; padding: 22px; height: 200px; background: var(--ice); }
.curriculum-evidence-image img { max-height: 160px; width: 100%; object-fit: contain; }
.curriculum-evidence figcaption { padding: 20px 24px; }
.curriculum-evidence figcaption > span { font-size: 10px; color: var(--blue); font-weight: 700; letter-spacing: .06em; }
.curriculum-evidence figcaption p { color: var(--navy); font-size: 15px; margin: 9px 0 0; }
.notes-invitation { display: flex; align-items: center; justify-content: space-between; gap: 60px; padding-block: 32px 60px; border-top: 1px solid var(--line); }
.notes-invitation h2 { font-size: 33px; margin-bottom: 15px; }
.notes-invitation .eyebrow { margin-bottom: 13px; }
.notes-invitation p { margin-bottom: 0; }
.notes-invitation .button { flex-shrink: 0; }
.trial-band { background: var(--ice); border-block: 1px solid var(--line); }
.trial-layout { display: grid; grid-template-columns: 1.05fr 1fr; gap: 88px; align-items: center; }
.trial-steps { list-style: none; margin: 26px 0 0; padding: 0; }
.trial-steps li { display: flex; gap: 21px; padding: 20px 0; border-top: 1px solid #c2cedf; }
.trial-steps li > span { color: var(--blue); font-size: 12px; font-weight: 700; padding-top: 3px; }
.trial-steps h3 { font-size: 18px; margin-bottom: 8px; }
.trial-steps p { font-size: 14px; margin: 0; }
.first-class-card { background: white; border: 1px solid #c2cedf; border-top: 3px solid var(--blue); border-radius: 3px; padding: 34px 38px; }
.trial-number { display: flex; align-items: center; gap: 24px; color: var(--blue); font-size: 90px; letter-spacing: -.07em; line-height: 1; margin: 22px 0; }
.trial-number > span { font-size: 11px; letter-spacing: .11em; writing-mode: vertical-rl; }
.first-class-card h3 { font-size: 32px; }
.first-class-card > p { font-size: 15px; }
.first-class-card .button { width: 100%; margin-top: 10px; }
.first-class-card .trial-contact-note { font-size: 12px; margin: 17px 0 0; }
.venue { display: grid; grid-template-columns: 1.12fr 1fr; gap: 72px; align-items: center; }
.venue-photo { background: var(--navy); color: white; border-radius: 3px; overflow: hidden; }
.venue-photo > img { width: 100%; aspect-ratio: 4/3; object-fit: cover; }
.venue-photo > span { display: block; font-size: 11px; letter-spacing: .12em; padding: 16px 22px; }
.venue-details { margin: 26px 0 0; }
.venue-details > div { display: grid; grid-template-columns: 56px 1fr; gap: 22px; border-top: 1px solid var(--line); padding: 17px 0; }
.venue-details dt { font-size: 11px; letter-spacing: .07em; font-weight: 700; color: var(--blue); padding-top: 4px; }
.venue-details dd { margin: 0; font-size: 17px; font-weight: 650; }
.venue-details dd > span { display: block; margin-top: 4px; font-size: 13px; font-weight: 400; color: var(--muted); }
.venue-note { font-size: 13px; margin: 14px 0 0; }
/* Contact and forms */
.contact-band { background: var(--navy); color: white; }
.contact { display: grid; grid-template-columns: .95fr 1.05fr; gap: 86px; align-items: start; }
.contact-copy .eyebrow { color: #b8cbf7; }
.contact-copy > p { color: var(--muted-dark); }
.contact-copy h2 { color: white; font-size: clamp(38px,4.2vw,56px); }
.contact-email { display: inline-flex; gap: 24px; align-items: center; color: white; font-size: 22px; letter-spacing: -.025em; border-bottom: 1px solid #93a7c7; padding-bottom: 7px; margin-top: 12px; }
.contact-reminder { margin-top: 36px; padding-left: 18px; border-left: 2px solid #a4bff0; max-width: 355px; }
.contact-reminder strong { color: white; font-size: 15px; }
.contact-reminder p { color: var(--muted-dark); font-size: 14px; margin: 8px 0 0; }
.inquiry { background: white; color: var(--navy); border-radius: 3px; padding: 32px; }
.inquiry h3 { font-size: 25px; margin-bottom: 10px; }
.inquiry-intro { font-size: 14px; margin-bottom: 25px; }
.inquiry label { display: block; font-size: 13px; font-weight: 650; margin-bottom: 18px; }
.inquiry label > span { color: var(--muted); font-weight: 400; }
.inquiry input, .inquiry select, .inquiry textarea, #copy-fallback { display: block; width: 100%; min-width: 0; min-height: 47px; margin-top: 7px; border: 1px solid #8292a6; border-radius: 3px; background: #f8fafc; color: var(--navy); font-size: 16px; line-height: 1.4; padding: 11px 12px; }
.inquiry textarea { resize: vertical; }
.inquiry input::placeholder, .inquiry textarea::placeholder { color: #596b84; opacity: 1; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.inquiry button[type='submit'] { width: 100%; }
.form-footer { display: flex; flex-wrap: wrap; gap: 4px 22px; align-items: center; margin-top: 10px; }
.form-footer button { border: 0; background: none; color: var(--blue); padding: 9px 0; min-height: 44px; font-size: 12px; text-decoration: underline; text-underline-offset: 4px; }
#form-status { color: var(--muted); font-size: 13px; flex-basis: 100%; }
#form-status:empty { display: none; }
.form-note { font-size: 12px; margin: 17px 0 0; }
.form-note a, .footer details a { color: var(--blue); text-decoration: underline; text-underline-offset: 4px; }
.form-honeypot { display: none !important; }
/* Dedicated teaching page */
.approach-hero { padding-block: 35px 52px; border-bottom: 1px solid var(--line); }
.back-link { margin-bottom: 30px; font-size: 13px; }
.approach-hero h1 { font-size: clamp(43px,5.8vw,72px); letter-spacing: -.055em; line-height: 1.06; margin-bottom: 25px; }
.approach-lead { max-width: 720px; font-size: 18px; line-height: 1.75; }
.approach-facts { display: flex; flex-wrap: wrap; gap: 12px 28px; margin-top: 25px; color: var(--blue); font-size: 12px; font-weight: 550; }
.approach-facts > span { border-left: 3px solid var(--highlight); padding-left: 12px; }
.approach-body { display: grid; grid-template-columns: 1.16fr 1fr; gap: 80px; align-items: start; padding-top: 45px; }
.lesson-flow > article { display: grid; grid-template-columns: 28px 1fr; gap: 20px; padding: 28px 0; border-bottom: 1px solid var(--line); }
.lesson-flow > article:first-child { padding-top: 0; }
.flow-number { color: var(--blue); font-size: 13px; font-weight: 700; padding-top: 2px; }
.lesson-flow .eyebrow { margin-bottom: 12px; }
.lesson-flow h2 { font-size: 28px; letter-spacing: -.035em; margin-bottom: 18px; }
.lesson-flow p { font-size: 15px; line-height: 1.8; }
.lesson-flow p:last-child { margin-bottom: 0; }
.approach-aside { position: sticky; top: 114px; }
.lesson-example { padding: 30px; border: 1px solid #c2cedf; border-top: 3px solid var(--blue); background: white; color: var(--navy); border-radius: 3px; }
.example-top { display: flex; justify-content: space-between; gap: 15px; font-size: 10px; letter-spacing: .07em; font-weight: 700; color: var(--blue); }
.example-prompt { font-size: 14px; margin: 26px 0 18px; }
.example-sentence { font-size: 30px; line-height: 1.3; letter-spacing: -.035em; color: var(--navy); }
.marked-comma { color: #a23728; background: #fae8e0; padding-inline: 3px; }
.clause-tags { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; font-size: 11px; color: var(--muted); }
.clause-tags > span:nth-child(odd) { padding: 6px 10px; background: var(--ice); color: var(--navy); }
.example-answer { border-top: 1px solid var(--line); margin-top: 24px; }
.example-answer summary { display: flex; justify-content: space-between; gap: 20px; min-height: 50px; align-items: center; font-size: 14px; font-weight: 650; color: var(--blue); }
.example-answer summary::-webkit-details-marker { display: none; }
.example-answer p, .example-answer ul { font-size: 14px; }
.example-answer ul { padding-left: 19px; color: var(--navy); }
.example-answer li { margin-bottom: 12px; }
.example-note { font-size: 12px; margin: 20px 0 0; }
.approach-aside-note { margin-top: 25px; font-size: 15px; }
.approach-aside-note p { font-size: 14px; margin-top: 10px; }
.approach-close { padding-block: 30px 70px; }
.approach-close > .lesson-source { max-width: 700px; margin-bottom: 12px; }
.approach-notes-link { margin-bottom: 28px; }
.approach-close > div { padding: 36px 40px; background: var(--ice); border-radius: 3px; }
.approach-close h2 { font-size: 36px; }
.approach-close > div > p { max-width: 650px; font-size: 15px; }
/* Notes: comfortable reading length and a quiet contents rail. */
.philosophy-archive { display: grid; grid-template-columns: 1.1fr 1fr; gap: 48px; align-items: center; margin-top: 38px; padding: 30px; background: var(--ice); border: 1px solid var(--line); }
.philosophy-archive h2 { font-size: 32px; }
.philosophy-archive .eyebrow { margin-bottom: 14px; }
.philosophy-archive p, .philosophy-archive ol { font-size: 14px; }
.philosophy-archive ol { padding-left: 20px; }
.philosophy-archive li { margin-bottom: 7px; }
.philosophy-archive figcaption, .philosophy-archive .philosophy-translation { font-size: 12px; color: var(--muted); margin: 12px 0 0; }
.notes-body { display: grid; grid-template-columns: 220px minmax(0,1fr); gap: 80px; align-items: start; padding-block: 55px 70px; }
.notes-toc { position: sticky; top: 115px; }
.notes-toc > p { color: var(--blue); font-size: 11px; font-weight: 700; letter-spacing: .1em; }
.notes-toc ol { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line); }
.notes-toc li { border-bottom: 1px solid var(--line); }
.notes-toc a { display: flex; gap: 14px; padding: 14px 0; color: var(--navy); font-size: 13px; line-height: 1.5; }
.notes-toc a > span { color: var(--blue); font-size: 11px; padding-top: 2px; }
.notes-toc a:hover { color: var(--blue); }
.notes-articles { max-width: 720px; }
.notes-articles article { border-top: 1px solid var(--line); padding: 32px 0; }
.notes-articles article:first-child { border-top: 3px solid var(--blue); }
.notes-articles h2 { font-size: 34px; letter-spacing: -.035em; }
.notes-articles .eyebrow { margin-bottom: 16px; }
.notes-articles p { font-size: 16px; line-height: 1.8; }
.notes-articles .note-action { border-left: 3px solid var(--highlight); padding: 18px 22px; background: var(--ice); color: var(--navy); font-size: 14px; margin: 24px 0 0; }
.note-action strong { display: block; color: var(--blue); font-size: 10px; letter-spacing: .09em; margin-bottom: 8px; }
.notes-source { border-top: 1px solid var(--line); padding-block: 24px; }
.notes-source p { font-size: 12px; margin: 0; }
.notes-cta { background: var(--ice); padding: 30px; border-radius: 3px; }
.notes-cta h3 { font-size: 27px; }
.notes-cta p { font-size: 15px; }
/* Footer, confirmation, and enlarged evidence */
.footer { padding-top: 34px; }
.footer-main { display: flex; align-items: center; justify-content: space-between; gap: 30px; padding-bottom: 26px; }
.footer-brand .wordmark { font-size: 25px; }
.footer-brand small { font-size: 10px; line-height: 1.5; max-width: 180px; }
.footer-main > p { font-size: 13px; margin: 0; }
.footer-main > a:last-child { font-size: 12px; text-decoration: underline; text-underline-offset: 4px; }
.footer details { max-width: 900px; padding-bottom: 20px; }
.footer details summary { color: var(--muted); font-size: 12px; min-height: 32px; }
.footer details p { font-size: 13px; line-height: 1.75; margin: 14px 0 0; }
.footer-bottom { display: flex; justify-content: space-between; gap: 20px; padding-block: 21px; border-top: 1px solid var(--line); color: var(--muted); font-size: 12px; }
.thank-you { min-height: 62vh; padding-block: 90px; }
.thank-you h1 { font-size: clamp(44px,6vw,72px); letter-spacing: -.05em; }
.thank-you > p { max-width: 610px; }
.thank-you p a { color: var(--blue); text-decoration: underline; text-underline-offset: 4px; }
.thank-you .button { margin-top: 14px; }
#evidence-dialog { position: fixed; width: min(92vw,1000px); max-height: 92vh; border: 0; border-radius: 4px; padding: 64px 25px 22px; background: white; color: var(--navy); overflow: auto; }
#evidence-dialog::backdrop { background: #07152be8; }
#evidence-image { width: auto; max-width: 100%; max-height: 72vh; object-fit: contain; margin-inline: auto; }
#evidence-caption { max-width: 800px; margin: 17px auto 0; color: var(--muted); font-size: 13px; }
.dialog-close { position: absolute; top: 12px; right: 16px; padding: 9px 14px; min-height: 42px; border: 1px solid var(--line); border-radius: 3px; background: white; color: var(--navy); font-size: 13px; }
/* Responsive layouts preserve the type scale rather than shrinking captions. */
@media (max-width: 1050px) {
  .hero, .lesson-preview-grid, .instructor, .trial-layout, .contact, .approach-body { gap: 46px; }
  #navigation { gap: 16px; font-size: 12px; }
  .hero h1 { font-size: 82px; }
  .hero-promise { font-size: 25px; }
  .portrait { height: 345px; }
  .snapshot strong { font-size: 20px; }
  .program-collage { gap: 16px; }
  .archive-sheet { padding: 20px; }
  .archive-sheet h3 { font-size: 19px; }
  .venue { gap: 45px; }
  .notes-body { gap: 42px; grid-template-columns: 190px minmax(0,1fr); }
  .featured-evidence { gap: 30px; padding: 30px; }
}
@media (max-width: 960px) {
  .nav { min-height: 78px; }
  .menu-button { display: inline-flex; align-items: center; gap: 20px; min-height: 44px; border: 1px solid var(--line); border-radius: 3px; padding: 8px 13px; background: white; color: var(--navy); font-size: 13px; }
  #navigation { display: none; position: absolute; top: 100%; left: 0; right: 0; background: var(--paper); border-bottom: 1px solid var(--line); padding: 16px 40px 22px; flex-direction: column; align-items: stretch; gap: 0; max-height: calc(100dvh - 78px); overflow-y: auto; box-shadow: 0 12px 20px #14294712; }
  #navigation.open { display: flex; }
  #navigation > a { padding: 13px 0; font-size: 15px; }
  #navigation > .nav-cta { margin-top: 9px; padding: 13px 16px; }
  .hero { gap: 35px; }
  .portrait-topline { padding: 14px 18px; font-size: 10px; }
  .portrait-degree { padding-inline: 18px; flex-direction: column; gap: 2px; }
  .portrait-caption { padding: 20px; }
  .hero h1 { font-size: 72px; }
  .hero-promise { font-size: 23px; }
  .hero-description { font-size: 15px; }
  .section { padding-block: 65px; }
  .section-heading { gap: 35px; }
  .section-heading > p { max-width: 330px; font-size: 14px; }
  .instructor, .trial-layout, .contact, .approach-body { gap: 35px; }
  .subject-grid { gap: 24px; }
  .program-collage { grid-template-columns: 1fr; }
  .archive-sheet { display: grid; grid-template-columns: 210px minmax(0,1fr); column-gap: 30px; padding: 25px; }
  .archive-sheet-label { grid-column: 1/-1; margin-bottom: 15px; }
  .archive-sheet > a { height: 180px; grid-column: 1; }
  .archive-sheet > a img { max-height: 180px; }
  .archive-sheet figcaption { grid-column: 2; grid-row: 2; align-self: center; border-top: 0; padding: 0; margin: 0; }
  .archive-sheet .card-brand { grid-column: 1; grid-row: 2; align-self: start; margin: 10px auto 0; }
  .business-sheet > a { grid-row: 2; padding-top: 60px; }
  .business-sheet .card-role { max-height: 100px; }
  .archive-sheet h3 { font-size: 23px; }
  .culture-note summary { grid-template-columns: 1fr auto; gap: 8px 25px; }
  .culture-note summary .eyebrow { grid-column: 1; }
  .culture-note summary strong { grid-column: 1; }
  .disclosure-plus { grid-column: 2; grid-row: 1/3; }
  .philosophy-archive { gap: 30px; }
  .philosophy-archive h2 { font-size: 28px; }
  .example-sentence { font-size: 25px; }
  .lesson-example { padding: 23px; }
  .notes-invitation { gap: 35px; }
}
@media (max-width: 720px) {
  .wrap { width: calc(100% - 40px); }
  html { scroll-padding-top: 96px; }
  .section { padding-block: 54px; }
  .hero { grid-template-columns: 1fr; gap: 32px; padding-block: 38px 34px; }
  .hero h1 { font-size: clamp(66px,15vw,92px); }
  .hero-promise { font-size: clamp(23px,5.7vw,31px); }
  .hero-description { max-width: 560px; font-size: 16px; }
  .hero-schedule { margin-top: 17px; }
  .portrait-panel { max-width: 520px; width: 100%; }
  .portrait { height: 330px; object-position: 50% 0; }
  .portrait-topline { font-size: 10px; }
  .portrait-degree { flex-direction: row; }
  .snapshot { grid-template-columns: 1fr; padding-block: 6px; }
  .snapshot > div, .snapshot > div:first-child, .snapshot > div:last-child { padding: 16px 0; border-left: 0; border-bottom: 1px solid var(--line); }
  .snapshot > div:last-child { border-bottom: 0; }
  .snapshot strong { font-size: 20px; }
  .snapshot p { font-size: 13px; }
  .section-heading { display: block; margin-bottom: 28px; }
  .section-heading > p { max-width: 540px; margin-top: 20px; font-size: 15px; }
  .instructor, .lesson-preview-grid, .trial-layout, .venue, .contact, .approach-body, .philosophy-archive { grid-template-columns: 1fr; gap: 32px; }
  .instructor { gap: 35px; }
  .experience article { padding-block: 19px; gap: 15px; }
  .experience h3 { font-size: 21px; }
  .experience article > span { max-width: 90px; font-size: 11px; }
  .experience article p { font-size: 13px; }
  .program-archive { padding-block: 48px; }
  .culture-note { padding-block: 24px; }
  .culture-note summary strong { font-size: 21px; }
  .culture-note > div { margin-top: 22px; }
  .lesson-preview-copy h3 { font-size: 34px; }
  .video-surface { aspect-ratio: auto; min-height: 330px; }
  .video-launch { min-height: 330px; }
  .video-surface iframe { aspect-ratio: 16/10; min-height: 330px; }
  .video-art { font-size: 44px; }
  .video-topline { font-size: 10px; }
  .featured-evidence { grid-template-columns: 1fr; gap: 26px; padding: 26px; }
  .evidence-copy blockquote { font-size: 36px; }
  .score-highlight > strong { font-size: 62px; }
  .english-message { padding: 17px; }
  .english-message > a { max-width: 340px; }
  .evidence-grid { grid-template-columns: 1fr; gap: 18px; }
  .compact-evidence { padding: 26px; }
  .student-video { grid-template-columns: 1fr; gap: 24px; padding-block: 30px; margin-top: 30px; }
  .student-video-copy h3 { font-size: 31px; }
  .student-video-copy p { margin-bottom: 10px; }
  .subject-grid { grid-template-columns: 1fr; gap: 26px; }
  .subject-grid > article { padding-top: 20px; }
  .subject-index { margin-bottom: 15px; }
  .subject-grid h3 { font-size: 26px; margin-bottom: 14px; }
  .curriculum-evidence { grid-template-columns: 1fr; gap: 20px; }
  .curriculum-evidence-image { height: auto; min-height: 155px; }
  .notes-invitation { display: block; padding-block: 30px 45px; }
  .notes-invitation .button { margin-top: 24px; }
  .first-class-card { padding: 29px; }
  .trial-number { font-size: 75px; }
  .first-class-card h3 { font-size: 30px; }
  .venue-photo > span { font-size: 10px; }
  .contact { gap: 32px; }
  .contact-email { font-size: 23px; }
  .contact-reminder { margin-top: 27px; }
  .inquiry { padding: 27px; }
  .approach-hero { padding-block: 24px 36px; }
  .back-link { margin-bottom: 22px; }
  .approach-hero h1 { font-size: clamp(39px,8vw,55px); }
  .approach-lead { font-size: 16px; }
  .approach-body { padding-top: 30px; }
  .approach-aside { position: static; }
  .lesson-flow h2 { font-size: 27px; }
  .lesson-flow > article { gap: 15px; grid-template-columns: 24px 1fr; padding-block: 26px; }
  .lesson-example { padding: 27px; }
  .example-sentence { font-size: 29px; }
  .approach-close { padding-bottom: 50px; }
  .approach-close > div { padding: 29px; }
  .approach-close h2 { font-size: 32px; }
  .philosophy-archive { padding: 25px; margin-top: 30px; }
  .philosophy-archive h2 { font-size: 32px; }
  .notes-body { grid-template-columns: 1fr; gap: 30px; padding-top: 32px; }
  .notes-toc { position: static; }
  .notes-toc ol { display: grid; grid-template-columns: 1fr 1fr; gap: 0 20px; }
  .notes-toc a { font-size: 12px; min-height: 59px; align-items: center; }
  .notes-toc a > span { padding-top: 0; }
  .notes-articles h2 { font-size: 30px; }
  .notes-articles article { padding-block: 29px; }
  .notes-cta { padding: 26px; }
  .footer-main { display: grid; grid-template-columns: 1fr 1fr; gap: 26px 20px; align-items: start; }
  .footer-main > a:last-child { grid-column: 1/-1; }
  .footer-main > p { font-size: 12px; }
  .footer-bottom { flex-direction: column; gap: 5px; font-size: 11px; }
  #navigation { padding-inline: 20px; }
  #evidence-dialog { padding-inline: 15px; width: 96vw; }
  .thank-you { padding-block: 60px; }
}
@media (max-width: 480px) {
  .archive-sheet { grid-template-columns: 1fr; padding: 23px; }
  .archive-sheet > a { height: 200px; }
  .archive-sheet > a img { max-height: 200px; }
  .archive-sheet figcaption { grid-column: 1; grid-row: 3; padding-top: 19px; border-top: 1px solid var(--line); margin-top: 20px; }
  .business-sheet > a { height: 200px; padding-top: 50px; }
  .archive-sheet .card-brand { margin-top: 20px; }
  .form-row { grid-template-columns: 1fr; gap: 0; }
  .portrait-topline { font-size: 10px; gap: 10px; }
  .portrait { height: 290px; }
  .portrait-degree { font-size: 10px; }
  .video-launch { padding: 23px; }
  .video-topline { font-size: 10px; gap: 12px; }
  .video-art { font-size: 42px; }
  .video-bottom { font-size: 13px; }
  .video-bottom small { font-size: 11px; }
  .inquiry { padding: 24px; }
  .inquiry h3 { font-size: 23px; }
  .example-top { font-size: 10px; }
  .example-sentence { font-size: 26px; }
  .notes-toc ol { gap: 0 14px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
}

.video-surface.is-playing { aspect-ratio: 16/9; min-height: 0; }
.video-surface.is-playing iframe { position: absolute; inset: 0; width: 100%; height: 100%; min-height: 0; }
.video-topline > span:last-child { text-align: right; }

.diagnostic-entry{display:flex;gap:48px;align-items:center;justify-content:space-between;padding-top:42px;padding-bottom:42px;border-bottom:1px solid #d9dfe2}.diagnostic-entry>div{max-width:670px}.diagnostic-entry h2{font-size:38px;margin:10px 0 16px}.diagnostic-entry .button{white-space:nowrap;flex-shrink:0}.diagnostic-entry p{margin-bottom:0}@media(max-width:760px){.diagnostic-entry{display:block}.diagnostic-entry .button{margin-top:24px}.diagnostic-entry h2{font-size:32px}}