/* Approved editorial design. Shared primitives live in tokens.css. */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 92px; color-scheme: dark; }
body { margin: 0; background: var(--mv-bg); color: var(--mv-text); font: 16px/1.7 var(--mv-body); -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
button, input { font: inherit; }
a, summary { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 2px solid var(--mv-focus); outline-offset: 5px; }
h1, h2, h3, p { margin: 0; }
h1, h2, h3 { font-family: var(--mv-display); font-weight: 600; line-height: 1.07; }
em { color: var(--mv-accent); font-style: normal; }
.page-width { width: min(100% - 96px, var(--mv-page-width)); margin-inline: auto; }
.eyebrow { color: var(--mv-text-muted); font-size: 11px; line-height: 1.5; letter-spacing: .15em; text-transform: uppercase; font-weight: 600; }
.small { color: var(--mv-text-muted); font-size: 13px; line-height: 1.7; }
.skip-link { position: fixed; z-index: 100; top: 8px; left: 16px; padding: 12px 16px; background: var(--mv-text); color: var(--mv-bg); border-radius: 8px; transform: translateY(-180%); }
.skip-link:focus { transform: none; }
.site-header { position: sticky; top: 0; z-index: 10; border-bottom: 1px solid var(--mv-border); background: var(--mv-bg); }
.header-inner { min-height: 88px; display: flex; align-items: center; justify-content: space-between; gap: 32px; }
.wordmark { display: inline-flex; align-items: center; gap: 12px; font: 600 19px/1.03 var(--mv-display); text-transform: uppercase; letter-spacing: .02em; flex-shrink: 0; }
.wordmark-mark { display: block; width: 8px; height: 33px; background: var(--mv-accent); transform: skewY(-16deg); }
.header-nav { display: flex; align-items: center; gap: 32px; font-size: 13px; color: var(--mv-text-secondary); }
.header-nav a { padding-block: 12px; }
.header-nav a:hover { color: var(--mv-accent); }
.header-login.button { min-height: 52px; padding: 14px 22px; gap: 14px; font-size: 15px; flex-shrink: 0; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 24px; min-height: 52px; padding: 15px 24px; color: var(--mv-on-accent); background: var(--mv-accent); border: 1px solid transparent; border-radius: var(--mv-radius-control); font-size: 14px; font-weight: 600; line-height: 1.4; text-align: center; transition: background var(--mv-motion); }
.button:hover { background: var(--mv-accent-hover); }
.text-link { display: inline-block; padding: 10px 0; font-size: 13px; text-decoration: underline; text-underline-offset: 5px; text-decoration-color: var(--mv-text-muted); }
.text-link:hover { color: var(--mv-accent); text-decoration-color: var(--mv-accent); }
.hero { position: relative; isolation: isolate; overflow: hidden; background: var(--mv-bg); }
.hero-photo { position: absolute; z-index: -2; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: 72% center; }
.hero::after { content: ''; position: absolute; inset: 0; z-index: -1; background: linear-gradient(90deg,#101114 0%,#101114ee 12%,#1011147a 40%,#10111400 70%),linear-gradient(0deg,#101114 0%,#10111400 35%); }
.hero-inner { padding-block: 70px 62px; }
.hero-copy { max-width: 760px; }
.hero .eyebrow { margin-bottom: 24px; color: #d6d0cd; }
.hero h1 { font-size: clamp(60px,6.8vw,88px); letter-spacing: -.025em; line-height: 1.025; text-transform: uppercase; }
.hero-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 24px; margin-top: 30px; }
.hero-trial { color: #bdb6ba; font-size: 12px; line-height: 1.65; margin-top: 14px; }
.hero-bridge { padding-block: 44px 80px; background: var(--mv-bg); }
.hero-story { max-width: 850px; }
.hero-effort { font-size: clamp(24px,2.7vw,34px); line-height: 1.35; letter-spacing: -.025em; color: var(--mv-text); }
.hero-reversal { max-width: 760px; margin-top: 14px; font-size: 22px; line-height: 1.5; color: var(--mv-text-secondary); }
.hero-reversal strong { color: var(--mv-text); font-weight: 600; }
.hero-question { margin-top: 30px; font-family: var(--mv-display); line-height: 1.07; }
.hero-question span { display: block; color: var(--mv-text-secondary); font: 400 17px/1.5 var(--mv-body); }
.hero-question strong { display: block; margin-top: 7px; color: var(--mv-accent); font-size: clamp(46px,5.5vw,72px); font-weight: 600; line-height: 1.1; letter-spacing: -.02em; text-transform: uppercase; }
.hero-course { margin-top: 42px; }
.hero-course-label { margin-bottom: 18px; color: var(--mv-text); font-size: 18px; font-weight: 600; }
.hero-topics { padding: 0; margin: 0; list-style: none; counter-reset: hero-topic; border-top: 1px solid var(--mv-border); }
.hero-topics li { position: relative; counter-increment: hero-topic; padding: 18px 0 19px 58px; border-bottom: 1px solid var(--mv-border); color: var(--mv-text-secondary); font-size: 20px; line-height: 1.5; }
.hero-topics li::before { content: '0' counter(hero-topic); position: absolute; left: 0; top: 24px; color: var(--mv-text-muted); font: 400 12px/1.5 var(--mv-body); letter-spacing: .08em; }
.hero-topics strong { color: var(--mv-accent); font: 500 clamp(26px,2.5vw,34px)/1.3 var(--mv-display); }
.hero-edition { position: absolute; right: 30px; bottom: 40px; font-size: 11px; letter-spacing: .18em; color: #d6caca; writing-mode: vertical-rl; }
.section { padding-block: 110px; border-top: 1px solid var(--mv-border); }
.section h2 { font-size: clamp(40px,4.7vw,64px); letter-spacing: -.012em; }
.section-heading .eyebrow { margin-bottom: 26px; }
.editorial-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 100px; align-items: start; }
.prose { color: var(--mv-text-secondary); font-size: 17px; line-height: 1.8; }
.prose p + p { margin-top: 24px; }
.prose .strong-copy { color: var(--mv-text); font-weight: 500; }
.confidence-course strong { color: var(--mv-text); font-weight: 600; }
.choice-copy .cta-note { margin-top: 12px; }
.section-cta { margin-top: 28px; }
.program-intro { max-width: 760px; margin: 0 0 36px; color: var(--mv-text-secondary); font-size: 17px; line-height: 1.8; }
.cta-note { color: var(--mv-text-muted); font-size: 12px; line-height: 1.6; margin-top: 12px; }
.confidence { background: #141519; }
.editorial-photo { margin: 0; overflow: hidden; background: var(--mv-bg); }
.editorial-photo img { display: block; width: 100%; height: 100%; object-fit: cover; }
.chemistry-photo { margin-top: 38px; aspect-ratio: 3 / 2; }
.chemistry-photo img { object-position: center; }
.evening-photo { margin-top: 36px; max-width: 400px; aspect-ratio: 1 / 1; }
.evening-photo img { object-position: center 7%; }
.flat-callout { border-left: 3px solid var(--mv-accent); padding-left: 24px; font: 500 28px/1.4 var(--mv-display); color: var(--mv-text); }
.trial-intro { display: grid; grid-template-columns: 1.05fr .95fr; gap: 80px; align-items: start; }
.trial-lead { max-width: 460px; margin-top: 26px; color: var(--mv-text-secondary); font-size: 18px; line-height: 1.7; }
.trial-contents { margin-top: 20px; color: var(--mv-text); font-size: 13px; line-height: 1.7; }
.trial-start { margin-top: 30px; }
.trial-lessons { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--mv-border); }
.trial-lessons li { display: grid; grid-template-columns: 42px minmax(0,1fr); gap: 18px; padding: 25px 0; border-bottom: 1px solid var(--mv-border); }
.trial-lessons li > span { font: 500 30px/1.2 var(--mv-display); color: var(--mv-accent); }
.trial-lessons h3 { font-size: 27px; line-height: 1.2; }
.trial-lessons p { font-size: 15px; color: var(--mv-text-secondary); margin-top: 10px; line-height: 1.7; }
.faq-start { margin-top: 28px; }
.program { background: #141519; }
.program-heading { display: flex; justify-content: space-between; align-items: flex-end; gap: 48px; margin-bottom: 54px; }
.program-heading .eyebrow { margin-bottom: 26px; }
.program h2 { font-size: clamp(38px,4.4vw,60px); line-height: 1.15; }
.program-count { font: 500 82px/.9 var(--mv-display); color: var(--mv-text); text-align: right; }
.program-count span { display: block; font: 400 12px var(--mv-body); margin-top: 13px; color: var(--mv-text-muted); }
.lesson-list { padding: 0; margin: 0; list-style: none; border-top: 1px solid var(--mv-border); }
.lesson-list li { display: grid; grid-template-columns: 62px minmax(0,1fr) 110px; gap: 24px; align-items: start; padding: 29px 0; border-bottom: 1px solid var(--mv-border); }
.lesson-number { font: 500 30px/1.2 var(--mv-display); color: var(--mv-text-muted); }
.free-lesson .lesson-number { color: var(--mv-accent); }
.lesson-list h3 { font-size: 29px; line-height: 1.2; }
.lesson-list p { color: var(--mv-text-secondary); max-width: 700px; font-size: 15px; line-height: 1.75; margin-top: 10px; }
.lesson-access { padding-top: 6px; color: var(--mv-text-muted); font-size: 11px; text-align: right; white-space: nowrap; }
.lesson-access.free { color: var(--mv-accent); font-weight: 600; }
.how-to { display: grid; grid-template-columns: .9fr 1.1fr; gap: 100px; margin-top: 80px; }
.how-to h3 { font-size: 44px; line-height: 1.16; }
.course-facts { display: grid; grid-template-columns: repeat(4,1fr); list-style: none; padding: 36px 0; margin: 58px 0 0; border-top: 1px solid var(--mv-border); border-bottom: 1px solid var(--mv-border); }
.course-facts li + li { border-left: 1px solid var(--mv-border); padding-left: 38px; }
.course-facts strong { display: block; font: 500 48px/1 var(--mv-display); }
.course-facts span { display: block; font-size: 12px; color: var(--mv-text-muted); margin-top: 12px; }
.trial-row { display: flex; justify-content: space-between; align-items: center; gap: 42px; margin-top: 38px; }
.trial-row p { font-size: 14px; color: var(--mv-text-secondary); max-width: 540px; }
.trial-row p span { display: block; color: var(--mv-text-muted); margin-top: 6px; font-size: 12px; }
.trial-row .button { flex-shrink: 0; }
.faq-list { border-top: 1px solid var(--mv-border); }
.faq details { border-bottom: 1px solid var(--mv-border); }
.faq summary { list-style: none; cursor: pointer; display: flex; align-items: flex-start; gap: 30px; justify-content: space-between; padding: 24px 0; font-size: 16px; font-weight: 500; line-height: 1.6; }
.faq summary::-webkit-details-marker { display: none; }
.faq-icon { position: relative; flex-shrink: 0; display: block; width: 16px; height: 20px; margin-top: 3px; }
.faq-icon::before, .faq-icon::after { content: ''; position: absolute; top: 9px; left: 1px; width: 14px; height: 1px; background: var(--mv-accent); }
.faq-icon::after { transform: rotate(90deg); transition: transform var(--mv-motion); }
.faq details[open] .faq-icon::after { transform: rotate(0); }
.faq details p { color: var(--mv-text-secondary); padding-bottom: 26px; font-size: 15px; line-height: 1.8; }
.purchase { background: #141519; padding-bottom: 80px; }
.purchase-grid { display: grid; grid-template-columns: 1fr 1fr; align-items: start; gap: 90px; }
.purchase-heading .eyebrow { margin-bottom: 26px; }
.purchase-heading h2 { font-size: clamp(48px,6vw,80px); text-transform: uppercase; line-height: 1.08; }
.purchase-heading > p:not(.eyebrow) { max-width: 400px; color: var(--mv-text-secondary); font-size: 16px; margin-top: 30px; }
.purchase-card { border: 1px solid var(--mv-border); border-radius: var(--mv-radius-surface); padding: 36px; background: var(--mv-surface); }
.purchase-card .eyebrow { color: var(--mv-text-muted); }
.purchase-card h3 { font-size: 42px; margin-top: 10px; }
.purchase-card ul { margin: 26px 0 30px; padding: 0; list-style: none; }
.purchase-card li { padding: 14px 0; border-bottom: 1px solid var(--mv-border); font-size: 14px; line-height: 1.7; color: var(--mv-text-secondary); }
.price-amount { display: flex; align-items: baseline; gap: 12px; font: 500 72px/1.1 var(--mv-display); letter-spacing: -.02em; }
.price-currency { font-size: 38px; }
.purchase-terms { font-size: 13px; color: var(--mv-text-secondary); margin-top: 18px; }
.purchase-terms strong { font-weight: 600; color: var(--mv-text); }
.purchase-button { width: 100%; margin-top: 28px; gap: 5px; flex-wrap: wrap; }
.purchase-button > span:last-child { margin-left: 10px; }
.button-price { white-space: nowrap; }
.purchase-trial { display: block; text-align: center; font-size: 12px; margin-top: 8px; }
.closing-line { border-top: 1px solid var(--mv-border); padding-top: 65px; margin-top: 90px; text-align: center; font: 600 clamp(40px,6vw,76px)/1.15 var(--mv-display); }
.site-footer { border-top: 1px solid var(--mv-border); padding-block: 35px; }
.footer-inner { display: flex; align-items: center; gap: 32px; justify-content: space-between; }
.footer-inner .wordmark { font-size: 16px; }
.footer-inner .wordmark-mark { height: 28px; width: 6px; }
.footer-age { color: var(--mv-text-muted); font-size: 11px; }
.footer-inner nav { display: flex; gap: 22px; flex-wrap: wrap; color: var(--mv-text-secondary); font-size: 11px; }
.footer-inner nav a { padding-block: 10px; }
@media (max-width: 1050px) {
  .editorial-grid, .trial-intro, .how-to { gap: 56px; }
  .purchase-grid { gap: 48px; }
  .trial-row { align-items: flex-start; flex-direction: column; gap: 20px; }
  .footer-inner { flex-wrap: wrap; }
  .program-count { display: none; }
}
@media (max-width: 760px) {
  html { scroll-padding-top: 92px; }
  .page-width { width: calc(100% - 48px); }
  .header-inner { min-height: 72px; gap: 20px; }
  .header-nav { display: none; }
  .header-login.button { min-height: 48px; padding: 12px 18px; font-size: 14px; }
  .wordmark { font-size: 17px; }
  .wordmark-mark { height: 30px; width: 7px; }
  .hero-copy { max-width: 620px; }
  .hero-inner { padding-block: 68px 52px; }
  .hero h1 { font-size: clamp(58px,9vw,75px); }
  .hero::after { background: linear-gradient(90deg,#101114d9,#10111475 65%,#1011144d),linear-gradient(0deg,#101114 0%,#101114b8 30%,#10111400 85%); }
  .hero-edition { display: none; }
  .hero-bridge { padding-block: 34px 56px; }
  .hero-reversal { font-size: 19px; }
  .hero-topics li { padding-left: 44px; font-size: 18px; }
  .section { padding-block: 72px; }
  .editorial-grid, .trial-intro, .how-to, .purchase-grid { grid-template-columns: minmax(0,1fr); gap: 36px; }
  .section h2 { font-size: 44px; }
  .section-heading .eyebrow { margin-bottom: 20px; }
  .prose { font-size: 16px; }
  .prose p + p { margin-top: 22px; }
  .chemistry-photo { margin-top: 30px; }
  .evening-photo { max-width: none; aspect-ratio: 4 / 3; margin-top: 30px; }
  .trial-lead { font-size: 16px; }
  .program-heading { margin-bottom: 36px; }
  .program h2 { font-size: 40px; }
  .lesson-list li { grid-template-columns: 36px minmax(0,1fr); gap: 6px 18px; padding-block: 25px; }
  .lesson-list .lesson-access { grid-column: 2; text-align: left; padding-top: 6px; }
  .lesson-number { font-size: 26px; }
  .lesson-list h3 { font-size: 27px; }
  .lesson-list p { font-size: 14px; }
  .how-to { margin-top: 54px; }
  .how-to h3 { font-size: 38px; }
  .course-facts { margin-top: 36px; padding-block: 28px; }
  .course-facts strong { font-size: 38px; }
  .course-facts li + li { padding-left: 20px; }
  .course-facts span { font-size: 11px; }
  .purchase-heading h2 { font-size: 60px; }
  .purchase-card { padding: 30px; }
  .purchase-card h3 { font-size: 36px; }
  .closing-line { font-size: 46px; padding-top: 48px; margin-top: 60px; }
  .footer-inner { gap: 24px; }
  .footer-inner nav { width: 100%; gap: 16px; }
}
@media (max-width: 480px) {
  .page-width { width: calc(100% - 40px); }
  .header-inner { min-height: 76px; gap: 12px; }
  .wordmark { font-size: 16px; }
  .header-login.button { padding-inline: 12px; gap: 8px; font-size: 12px; }
  .hero-inner { padding-block: 162px 38px; }
  .hero-photo { height: 565px; object-position: 74% top; }
  .hero::after { background: linear-gradient(90deg,#101114b3 0%,#10111438 48%,#10111400 76%),linear-gradient(0deg,#101114 0%,#101114 3%,#101114e0 12%,#1011144d 29%,#10111400 55%); }
  .hero .eyebrow { font-size: 10px; margin-bottom: 18px; }
  .hero h1 { font-size: clamp(36px,10.2vw,49px); }
  .hero-actions { gap: 8px; margin-top: 24px; }
  .hero-actions .button { width: 100%; }
  .hero-actions .text-link { margin-top: 4px; }
  .hero-trial { font-size: 11px; margin-top: 6px; }
  .hero-bridge { padding-block: 30px 48px; }
  .hero-effort { max-width: 330px; font-size: 25px; }
  .hero-reversal { margin-top: 14px; font-size: 17px; }
  .hero-question { margin-top: 26px; }
  .hero-question span { font-size: 15px; }
  .hero-question strong { font-size: clamp(39px,10.5vw,50px); }
  .hero-course { margin-top: 30px; }
  .hero-course-label { margin-bottom: 14px; font-size: 17px; }
  .hero-topics li { padding: 16px 0 18px 32px; font-size: 16px; line-height: 1.6; }
  .hero-topics li::before { top: 19px; font-size: 10px; }
  .hero-topics strong { font-size: 25px; }
  .section { padding-block: 58px; }
  .section h2 { font-size: 40px; }
  .eyebrow { font-size: 10px; }
  .section-cta, .trial-start, .faq-start { width: 100%; }
  .trial-start { padding-inline: 14px; gap: 12px; font-size: 13px; }
  .flat-callout { font-size: 25px; padding-left: 20px; }
  .trial-lessons li { grid-template-columns: 30px minmax(0,1fr); gap: 14px; padding-block: 22px; }
  .trial-lessons h3 { font-size: 25px; }
  .trial-lessons p { font-size: 14px; }
  .program h2 { font-size: 36px; }
  .lesson-list li { grid-template-columns: 30px minmax(0,1fr); column-gap: 14px; }
  .lesson-list h3 { font-size: 25px; }
  .course-facts { grid-template-columns: repeat(2,1fr); gap: 28px 0; }
  .course-facts li:nth-child(3) { border-left: 0; padding-left: 0; }
  .course-facts strong { font-size: 40px; }
  .course-facts span { font-size: 12px; }
  .trial-row .button { width: 100%; font-size: 13px; gap: 12px; }
  .faq summary { font-size: 15px; padding-block: 21px; }
  .faq details p { font-size: 14px; }
  .purchase-heading h2 { font-size: 52px; }
  .purchase-card { padding: 24px 20px; }
  .price-amount { font-size: 66px; }
  .purchase-button { font-size: 13px; padding-inline: 10px; }
  .purchase-trial { font-size: 11px; }
  .closing-line { font-size: 38px; }
  .footer-age { font-size: 10px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}