/* Commercial K12 landing — built on top of the shared marketing design system. */
.k12-private-page { background: var(--page); color: var(--text-primary); }
.k12-shell { width: min(1200px, calc(100% - 64px)); margin: 0 auto; }
.k12-header { position: sticky; top: 0; z-index: 30; background: color-mix(in srgb, var(--page) 90%, transparent); border-bottom: 1px solid var(--border-subtle); backdrop-filter: blur(16px); }
.k12-nav { min-height: 72px; display: flex; align-items: center; gap: 28px; }
.k12-brand { display: inline-flex; align-items: center; flex-shrink: 0; }
.k12-nav-links { display: flex; align-items: center; gap: 24px; margin-left: 32px; }
.k12-nav-links a, .k12-language { color: var(--text-secondary); font-size: 14px; transition: color 150ms ease; }
.k12-nav-links a:hover, .k12-language:hover { color: var(--text-primary); }
.k12-nav-actions { display: flex; align-items: center; gap: 14px; margin-left: auto; }
.k12-eyebrow { display: flex; align-items: center; gap: 9px; margin: 0 0 18px; color: var(--green); font: 600 11px/1.2 'Roboto Mono', monospace; letter-spacing: .08em; text-transform: uppercase; }
.k12-eyebrow span { width: 18px; height: 1px; background: currentColor; }
.k12-hero { overflow: hidden; padding: 94px 0 96px; border-bottom: 1px solid var(--border-subtle); background: radial-gradient(circle at 78% 18%, rgba(0,219,142,.13), transparent 31%), var(--page); }
.k12-hero-grid { display: grid; grid-template-columns: minmax(0, .98fr) minmax(440px, 1.02fr); align-items: center; gap: 72px; }
.k12-hero-copy h1 { max-width: 650px; margin: 0; font-size: clamp(42px, 5.1vw, 68px); line-height: 1.04; letter-spacing: -0.055em; font-weight: 600; }
.k12-lead { max-width: 605px; margin: 28px 0 0; color: var(--text-secondary); font-size: 18px; line-height: 1.65; }
.k12-hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.k12-hero-proof { display: flex; flex-wrap: wrap; gap: 8px 22px; padding: 23px 0 0; margin: 36px 0 0; border-top: 1px solid var(--border-subtle); color: var(--text-tertiary); font-size: 13px; list-style: none; }
.k12-hero-proof li::before { content: '✓'; color: var(--green); margin-right: 8px; }
.k12-dashboard { position: relative; padding: 12px; overflow: hidden; border: 1px solid var(--border-solid); border-radius: 18px; background: var(--raised); box-shadow: var(--shadow-card); }
.k12-dashboard-bar { display: flex; justify-content: space-between; padding: 10px 12px 16px; color: var(--text-tertiary); font: 500 10px/1 'Roboto Mono', monospace; text-transform: uppercase; letter-spacing: .08em; }
.k12-dashboard img { display: block; width: 100%; height: auto; border: 1px solid var(--soft-line); border-radius: 9px; }
.k12-dashboard-note { position: absolute; right: 28px; bottom: 26px; display: flex; align-items: flex-start; gap: 10px; padding: 12px 14px; background: color-mix(in srgb, var(--page) 90%, transparent); border: 1px solid var(--border-solid); border-radius: 10px; backdrop-filter: blur(10px); }
.k12-dashboard-note strong, .k12-dashboard-note small { display: block; }
.k12-dashboard-note strong { font-size: 12px; }
.k12-dashboard-note small { margin-top: 4px; color: var(--text-secondary); font-size: 11px; }
.k12-status-dot { width: 8px; height: 8px; margin-top: 4px; border-radius: 50%; background: var(--green); box-shadow: 0 0 0 4px rgba(0,219,142,.12); }
.k12-section { padding: 112px 0; border-bottom: 1px solid var(--border-subtle); }
.k12-section-muted { background: var(--raised); }
.k12-section-heading { max-width: 770px; }
.k12-section-heading h2, .k12-flow-grid h2, .k12-checklist-layout h2, .k12-faq-layout h2, .k12-final-cta h2 { margin: 0; font-size: clamp(32px, 3.8vw, 51px); line-height: 1.08; letter-spacing: -.045em; font-weight: 600; }
.k12-section-heading > p:last-child { margin: 22px 0 0; color: var(--text-secondary); font-size: 17px; line-height: 1.6; }
.k12-problem-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 48px; }
.k12-problem-grid article { min-height: 245px; padding: 30px; border: 1px solid var(--border-subtle); border-radius: 14px; background: var(--page); }
.k12-card-number, .k12-module-tag { color: var(--green); font: 600 11px/1 'Roboto Mono', monospace; letter-spacing: .08em; text-transform: uppercase; }
.k12-problem-grid h3 { margin: 46px 0 10px; font-size: 20px; letter-spacing: -.025em; }
.k12-problem-grid p { margin: 0; color: var(--text-secondary); line-height: 1.55; }
.k12-heading-split { display: grid; grid-template-columns: 1.3fr .7fr; gap: 88px; max-width: none; align-items: end; }
.k12-heading-split > p { margin: 0; color: var(--text-secondary); font-size: 16px; line-height: 1.6; }
.k12-module-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; margin-top: 52px; }
.k12-module-card { min-height: 320px; padding: 34px; border: 1px solid var(--border-subtle); border-radius: 14px; background: linear-gradient(145deg, var(--raised), var(--page)); }
.k12-module-card--wide { grid-column: span 2; min-height: 278px; background: linear-gradient(130deg, rgba(0,219,142,.13), var(--raised) 54%); }
.k12-module-card h3 { max-width: 570px; margin: 22px 0 12px; font-size: 28px; line-height: 1.12; letter-spacing: -.035em; }
.k12-module-card p { max-width: 660px; margin: 0; color: var(--text-secondary); line-height: 1.6; }
.k12-module-card ul { display: flex; flex-wrap: wrap; gap: 8px 20px; padding: 0; margin: 28px 0 0; color: var(--text-tertiary); font-size: 13px; list-style: none; }
.k12-module-card li::before { content: '•'; color: var(--green); margin-right: 8px; }
.k12-flow-section { background: var(--page); }
.k12-flow-grid { display: grid; grid-template-columns: 1fr .9fr; gap: 120px; align-items: center; }
.k12-flow-grid > div > p:not(.k12-eyebrow) { margin: 23px 0 0; color: var(--text-secondary); font-size: 17px; line-height: 1.65; }
.k12-text-link { display: inline-flex; gap: 10px; margin-top: 28px; color: var(--green); font-weight: 600; }
.k12-text-link span { transition: transform 150ms ease; }.k12-text-link:hover span { transform: translateX(4px); }
.k12-flow-list { display: grid; gap: 0; padding: 0; margin: 0; list-style: none; border: 1px solid var(--border-subtle); border-radius: 14px; overflow: hidden; }
.k12-flow-list li { display: flex; gap: 18px; padding: 23px; border-bottom: 1px solid var(--border-subtle); }.k12-flow-list li:last-child { border-bottom: 0; }
.k12-flow-list span { display: grid; place-items: center; flex: 0 0 29px; height: 29px; color: var(--green); border: 1px solid rgba(0,219,142,.35); border-radius: 50%; font: 600 12px/1 'Roboto Mono', monospace; }
.k12-flow-list strong { font-size: 16px; }.k12-flow-list p { margin: 6px 0 0; color: var(--text-secondary); line-height: 1.5; }
.k12-checklist-layout { display: grid; grid-template-columns: .85fr 1.15fr; gap: 100px; align-items: center; }
.k12-checklist-layout > div > p:not(.k12-eyebrow) { margin: 20px 0 0; color: var(--text-secondary); line-height: 1.6; }
.k12-checklist-card { padding: 32px; border: 1px solid var(--border-subtle); border-radius: 14px; background: var(--page); }.k12-checklist-card ul { display: grid; gap: 19px; padding: 0; margin: 0 0 30px; list-style: none; }.k12-checklist-card li { display: flex; gap: 12px; color: var(--text-secondary); line-height: 1.5; }.k12-checklist-card li span { color: var(--green); font-weight: 700; }
.k12-faq-layout { display: grid; grid-template-columns: .75fr 1.25fr; gap: 100px; }.k12-faq-list { border-top: 1px solid var(--border-subtle); }.k12-faq-list details { border-bottom: 1px solid var(--border-subtle); }.k12-faq-list summary { padding: 23px 30px 23px 0; cursor: pointer; font-size: 17px; font-weight: 500; list-style: none; }.k12-faq-list summary::-webkit-details-marker { display: none; }.k12-faq-list summary::after { content: '+'; float: right; color: var(--green); font-size: 22px; font-weight: 400; }.k12-faq-list details[open] summary::after { content: '−'; }.k12-faq-list p { max-width: 680px; margin: 0; padding: 0 30px 23px 0; color: var(--text-secondary); line-height: 1.6; }
.k12-resources { background: var(--raised); }.k12-resource-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 45px; }.k12-resource-grid a { display: flex; flex-direction: column; min-height: 230px; padding: 29px; border: 1px solid var(--border-subtle); border-radius: 14px; background: var(--page); transition: transform 160ms ease, border-color 160ms ease; }.k12-resource-grid a:hover { transform: translateY(-4px); border-color: rgba(0,219,142,.5); }.k12-resource-grid span { color: var(--green); font: 600 11px/1 'Roboto Mono', monospace; letter-spacing: .08em; text-transform: uppercase; }.k12-resource-grid strong { margin-top: 45px; font-size: 20px; line-height: 1.25; letter-spacing: -.025em; }.k12-resource-grid em { margin-top: auto; color: var(--text-secondary); font-size: 14px; font-style: normal; }
.k12-final-cta { padding: 132px 0; text-align: center; background: radial-gradient(circle at 50% 100%, rgba(0,219,142,.16), transparent 36%), var(--page); }.k12-final-cta .k12-eyebrow { justify-content: center; }.k12-final-cta h2 { max-width: 760px; margin-inline: auto; }.k12-final-cta > .k12-shell > p:not(.k12-eyebrow) { max-width: 580px; margin: 22px auto 34px; color: var(--text-secondary); font-size: 17px; line-height: 1.6; }
.k12-footer { padding: 70px 0 22px; background: var(--raised); border-top: 1px solid var(--border-subtle); }.k12-footer-grid { display: grid; grid-template-columns: 1.6fr repeat(3, 1fr); gap: 42px; }.k12-footer-grid p { max-width: 240px; margin: 18px 0 0; color: var(--text-secondary); font-size: 14px; line-height: 1.5; }.k12-footer-grid strong { display: block; margin-bottom: 17px; font-size: 13px; }.k12-footer-grid a:not(.k12-brand) { display: block; margin: 0 0 11px; color: var(--text-secondary); font-size: 14px; }.k12-footer-grid a:not(.k12-brand):hover { color: var(--green); }.k12-footer-bottom { margin-top: 60px; padding-top: 18px; border-top: 1px solid var(--border-subtle); color: var(--text-tertiary); font-size: 12px; }.k12-mobile-cta { display: none; }
@media (max-width: 960px) { .k12-hero-grid, .k12-flow-grid, .k12-checklist-layout, .k12-faq-layout { grid-template-columns: 1fr; gap: 48px; }.k12-heading-split { grid-template-columns: 1fr; gap: 22px; }.k12-hero-grid { gap: 48px; }.k12-dashboard { max-width: 690px; }.k12-footer-grid { grid-template-columns: repeat(2, 1fr); }.k12-footer-grid > div:first-child { grid-column: span 2; }.k12-section { padding: 84px 0; } }
@media (max-width: 680px) { .k12-shell { width: min(100% - 40px, 1200px); }.k12-header { position: static; }.k12-nav { min-height: 62px; gap: 12px; }.k12-nav-links, .k12-language { display: none; }.k12-nav-actions { gap: 8px; }.k12-nav-actions .btn-mkt { padding: 10px 12px; font-size: 12px; }.k12-hero { padding: 66px 0 70px; }.k12-hero-copy h1 { font-size: 42px; }.k12-lead { font-size: 16px; }.k12-hero-actions .btn-mkt { width: 100%; justify-content: center; }.k12-dashboard-note { right: 20px; bottom: 20px; }.k12-problem-grid, .k12-module-grid, .k12-resource-grid { grid-template-columns: 1fr; }.k12-module-card--wide { grid-column: auto; }.k12-module-card { min-height: 0; }.k12-section-heading h2, .k12-flow-grid h2, .k12-checklist-layout h2, .k12-faq-layout h2, .k12-final-cta h2 { font-size: 34px; }.k12-section { padding: 68px 0; }.k12-problem-grid article { min-height: 0; }.k12-problem-grid h3 { margin-top: 33px; }.k12-footer-grid { grid-template-columns: 1fr 1fr; gap: 32px 20px; }.k12-footer-grid > div:first-child { grid-column: span 2; }.k12-mobile-cta { position: fixed; z-index: 35; right: 16px; bottom: 16px; display: inline-flex; box-shadow: 0 8px 30px rgba(0,0,0,.28); }.k12-final-cta { padding: 90px 0; } }