/* OpenClass.lk public and account pages. Extends, and does not alter, the approved Phase 1 system. */
.sr-only { position: absolute !important; width: 1px !important; height: 1px !important; overflow: hidden !important; clip: rect(0, 0, 0, 0) !important; white-space: nowrap !important; }
.narrow { max-width: 54rem; }
.section--tinted { background: #edf5fd; }
.page-intro { border-bottom: 1px solid var(--border); background: var(--surface); padding-block: var(--space-6); }
.page-intro .breadcrumbs { margin-bottom: var(--space-5); }
.page-intro__copy { display: grid; max-width: 50rem; gap: var(--space-3); }
.page-intro__copy .lead { max-width: 44rem; }
.prose { display: grid; gap: var(--space-4); color: var(--text-secondary); }
.prose h2, .prose h3 { color: var(--text-primary); margin-top: var(--space-3); }
.prose ul { margin-block: 0; padding-left: 1.25rem; }

html { scroll-padding-top: calc(var(--header-height) + 3.5rem); }
main { position: relative; z-index: 0; }
.site-header { z-index: 100; background: #fff; isolation: isolate; }
.site-header__inner { position: relative; }
.brand-tagline { color: var(--brand-blue-dark); font-weight: var(--weight-semibold); }
.header-auth-link { min-height: 2.75rem; align-content: center; color: var(--text-secondary); padding-inline: .5rem; font-size: var(--text-small); font-weight: var(--weight-semibold); text-decoration: none; }
.header-auth-link:hover { color: var(--brand-blue-dark); text-decoration: underline; }
.account-menu { position: relative; }
.account-menu summary { min-height: 2.75rem; cursor: pointer; align-content: center; border: 1px solid var(--border); border-radius: var(--radius-sm); padding: .55rem .8rem; color: var(--text-primary); font-size: var(--text-small); font-weight: var(--weight-semibold); list-style: none; }
.account-menu summary::-webkit-details-marker { display: none; }
.account-menu summary::after { margin-left: .5rem; content: "▾"; color: var(--text-muted); }
.account-menu__panel { position: absolute; z-index: 110; top: calc(100% + .5rem); right: 0; display: grid; min-width: 11rem; overflow: hidden; border: 1px solid var(--border); border-radius: var(--radius-md); background: #fff; box-shadow: 0 12px 28px rgb(15 36 66 / .14); padding: .35rem; }
.account-menu__panel a, .account-menu__panel button { display: flex; width: 100%; min-height: 2.75rem; align-items: center; border: 0; border-radius: var(--radius-sm); background: transparent; color: var(--text-primary); padding: .6rem .75rem; font: inherit; font-size: var(--text-small); text-decoration: none; }
.account-menu__panel a:hover, .account-menu__panel button:hover { background: var(--surface-muted); color: var(--brand-blue-dark); }

.mobile-find-class { display: none; }
.mobile-menu a[aria-current="page"] { background: #edf6ff; color: var(--brand-blue-dark); }
.mobile-menu-backdrop { position: fixed; z-index: 80; inset: var(--header-height) 0 0; background: rgb(15 36 66 / .34); }
body.public-menu-open { overflow: hidden; }

.public-hero { overflow: hidden; border-bottom: 1px solid var(--border); background: var(--surface); }
.public-hero__inner { display: grid; grid-template-columns: minmax(0, 1.12fr) minmax(20rem, .88fr); gap: var(--space-7); align-items: center; min-height: 34rem; padding-block: var(--space-7); }
.public-hero__content { display: grid; max-width: 44rem; gap: var(--space-4); }
.public-hero__content .display { max-width: 42rem; }
.hero-search { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: var(--space-2); max-width: 42rem; margin-top: var(--space-2); }
.hero-search .control { min-height: 3.25rem; }
.hero-search .btn { min-height: 3.25rem; }
.hero-actions { margin-top: var(--space-1); }
.student-media-placeholder, .educator-placeholder { position: relative; display: grid; overflow: hidden; aspect-ratio: 4 / 3; place-items: center; border: 1px solid #b9d7f2; border-radius: var(--radius-lg); background: linear-gradient(145deg, #edf8ff 0%, #f8fbfd 64%, #fff8ee 100%); padding: var(--space-6); text-align: center; }
.student-media-placeholder img, .educator-placeholder img { position: relative; width: 7rem; aspect-ratio: 1; object-fit: contain; }
.student-media-placeholder div, .educator-placeholder strong, .educator-placeholder span { position: relative; }
.student-media-placeholder div { display: grid; gap: var(--space-1); }
.student-media-placeholder span, .educator-placeholder span { color: var(--text-muted); font-size: var(--text-small); }

.now-commencing { border-bottom: 1px solid #f0d19b; background: #fff9ed; }
.subject-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: var(--space-3); }
.subject-link { display: grid; grid-template-columns: 2.75rem minmax(0, 1fr); gap: 0 var(--space-3); align-items: center; min-height: 5.5rem; border: 1px solid #c9d9e9; border-radius: var(--radius-md); background: var(--surface); color: var(--text-primary); padding: var(--space-3); text-decoration: none; transition: border-color var(--duration-fast), transform var(--duration-fast); }
.subject-link:hover { border-color: var(--brand-blue); transform: translateY(-1px); }
.subject-link > span { display: grid; grid-row: 1 / 3; width: 2.75rem; height: 2.75rem; place-items: center; border-radius: var(--radius-sm); background: #e8f4ff; color: var(--brand-blue-dark); font-weight: var(--weight-bold); }
.subject-link small { color: var(--text-muted); }
.lecturer-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: var(--space-5); align-items: stretch; }
.course-card__title a, .lecturer-card h3 a { color: var(--text-primary); text-decoration: none; }
.course-card__title a:hover, .lecturer-card h3 a:hover { color: var(--brand-blue-dark); text-decoration: underline; }
.course-card__media { color: inherit; text-decoration: none; }
.lecturer-card > a.media-box { color: inherit; text-decoration: none; }
.course-cover-fallback { position: relative; grid-template-columns: auto minmax(0, 1fr); align-content: end; justify-content: start; gap: var(--space-3); overflow: hidden; padding: var(--space-4); background: linear-gradient(135deg, #e9f5ff 0 56%, #fff4df 56% 100%); text-align: left; }
.course-cover-fallback__mark { position: relative; z-index: 2; display: grid; width: 2.5rem; height: 2.5rem; place-items: center; border: 1px solid rgb(7 94 207 / .15); border-radius: var(--radius-sm); background: rgb(255 255 255 / .9); }
.course-cover-fallback__mark img { width: 1.65rem; height: 1.65rem; object-fit: contain; }
.course-cover-fallback__copy { position: relative; z-index: 2; display: grid; align-content: center; gap: .1rem; min-width: 0; }
.course-cover-fallback__copy small { color: var(--brand-blue-dark); font-size: var(--text-meta); font-weight: var(--weight-semibold); text-transform: uppercase; letter-spacing: .06em; }
.course-cover-fallback__copy strong { overflow-wrap: anywhere; color: var(--text-primary); font-size: clamp(1rem, 2vw, 1.25rem); line-height: 1.2; }
.course-cover-fallback__shape { position: absolute; border-radius: 50%; background: rgb(8 120 249 / .09); }
.course-cover-fallback__shape--one { width: 8rem; height: 8rem; top: -4rem; right: -1rem; }
.course-cover-fallback__shape--two { width: 4rem; height: 4rem; right: 5rem; bottom: -2.5rem; background: rgb(255 159 10 / .13); }
.lecturer-fallback { align-content: center; gap: var(--space-2); background: linear-gradient(145deg, #eef7ff, #f7fafc); }
.lecturer-fallback .fallback-mark { width: 5rem; height: 5rem; border: 1px solid #c7deef; }
.lecturer-fallback .fallback-mark img { width: 3.5rem; height: 3.5rem; }
.lecturer-fallback small { color: var(--text-secondary); font-size: var(--text-label); font-weight: var(--weight-semibold); }
.lecturer-avatar { display: block; width: var(--avatar-size, 6rem); aspect-ratio: 1; flex: 0 0 auto; overflow: hidden; border: 1px solid #c7deef; border-radius: 50%; background: #eef7ff; }
.lecturer-avatar--small { --avatar-size: 2.75rem; }
.lecturer-avatar--medium { --avatar-size: 5rem; }
.lecturer-avatar--large { --avatar-size: 9rem; }
.lecturer-avatar > img { width: 100%; height: 100%; object-fit: cover; }
.lecturer-avatar__fallback { display: grid; width: 100%; height: 100%; place-items: center; background: linear-gradient(145deg, #e9f5ff, #fff8eb); }
.lecturer-avatar__fallback img { width: 46%; height: 46%; object-fit: contain; }
.media-box--profile > .lecturer-avatar { width: 100%; border: 0; border-radius: 0; }
.lecturer-card .btn { margin-top: auto; }
.lecturer-card .qualification, .course-card .qualification { color: var(--text-secondary); }
.badge { min-height: 1.75rem; padding: .25rem .625rem; font-size: .75rem; }
.steps-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-5); margin: 0; padding: 0; list-style: none; }
.steps-grid li { display: grid; grid-template-columns: 3rem minmax(0, 1fr); gap: var(--space-3); align-items: start; }
.steps-grid li > span, .process-list li > span { display: grid; width: 2.75rem; height: 2.75rem; place-items: center; border-radius: 50%; background: var(--brand-blue-dark); color: #fff; font-weight: var(--weight-bold); }
.steps-grid div, .process-list div { display: grid; gap: var(--space-2); }
.steps-grid p, .why-list span, .principle-grid p, .process-list p { color: var(--text-secondary); }
.why-grid { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: var(--space-7); align-items: start; }
.why-grid > div:first-child { display: grid; gap: var(--space-3); }
.why-list { display: grid; gap: var(--space-3); }
.why-list > div { display: grid; grid-template-columns: 11rem minmax(0, 1fr); gap: var(--space-4); padding-bottom: var(--space-3); border-bottom: 1px solid var(--border); }
.faq-preview { border-block: 1px solid var(--border); background: var(--surface); }
.faq-preview__inner { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); gap: var(--space-7); }
.faq-preview__inner > div { display: grid; align-content: start; gap: var(--space-3); }
.faq-list { display: grid; gap: var(--space-3); }
.faq-list details, .faq-preview details { border-bottom: 1px solid var(--border); background: var(--surface); }
.faq-list summary, .faq-preview summary, .curriculum summary { min-height: 3.25rem; cursor: pointer; padding: .9rem 2rem .9rem 0; font-weight: var(--weight-semibold); }
.faq-list details p, .faq-preview details p { color: var(--text-secondary); padding: 0 0 var(--space-4); }

.site-footer { border-top: 1px solid var(--border); background: #f8fbfd; color: var(--text-secondary); }
.site-footer__grid { display: grid; grid-template-columns: 1.5fr repeat(3, 1fr); gap: var(--space-6); padding-block: var(--space-6); }
.site-footer__brand { display: grid; max-width: 20rem; align-content: start; gap: var(--space-3); }
.site-footer__brand img { width: 10rem; }
.site-footer nav { display: grid; align-content: start; gap: var(--space-2); }
.site-footer h2 { margin-bottom: var(--space-2); color: var(--text-primary); font-size: var(--text-h4); }
.site-footer a { width: fit-content; color: var(--text-secondary); font-size: var(--text-small); text-decoration: none; }
.site-footer a:hover { color: var(--brand-blue-dark); text-decoration: underline; }
.site-footer__bottom-wrap { background: #102340; }
.site-footer__bottom { display: flex; justify-content: space-between; gap: var(--space-4); padding-block: var(--space-3); color: #dce9f8; font-size: var(--text-meta); }

.discovery-search { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: var(--space-2); max-width: 48rem; margin-top: var(--space-5); }
.discovery-layout { display: grid; grid-template-columns: 16.5rem minmax(0, 1fr); gap: var(--space-6); align-items: start; }
.filter-sidebar { position: sticky; top: calc(var(--header-height) + 1rem); border: 1px solid var(--border); border-radius: var(--radius-lg); background: var(--surface); padding: var(--space-4); }
.filter-heading, .results-toolbar, .results-actions { display: flex; gap: var(--space-3); align-items: center; justify-content: space-between; }
.filter-heading h2 { font-size: var(--text-h3); }
.filter-actions { display: grid; gap: var(--space-2); }
.discovery-results { min-width: 0; }
.discovery-results .course-grid, .profile-main .course-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.discovery-results .course-card__title { min-height: 4.7rem; -webkit-line-clamp: 3; }
.results-toolbar { min-height: 3rem; margin-bottom: var(--space-5); }
.sort-control { min-width: 12rem; }
.mobile-filter-button { display: none; }
.discovery-results .pagination { margin-top: var(--space-6); }
.pagination span { display: grid; min-width: 2.75rem; min-height: 2.75rem; place-items: center; border: 1px solid var(--border); border-radius: var(--radius-sm); color: var(--disabled); }
.suggestions { display: flex; flex-wrap: wrap; gap: var(--space-2); justify-content: center; }
.suggestions a { border: 1px solid var(--border); border-radius: var(--radius-sm); padding: .35rem .55rem; text-decoration: none; }
.state-actions { justify-content: center; margin-top: var(--space-3); }
.filter-sheet { max-height: 92dvh; overflow: auto; }

.course-detail-hero { border-bottom: 1px solid var(--border); background: var(--surface); padding-block: var(--space-5) var(--space-7); }
.course-detail-hero .breadcrumbs { margin-bottom: var(--space-5); }
.course-detail-hero__grid { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(22rem, .9fr); gap: var(--space-7); align-items: center; }
.course-detail-hero__content { display: grid; gap: var(--space-4); }
.course-detail-hero__content h1 { max-width: 50rem; }
.course-byline { display: grid; gap: .15rem; color: var(--text-secondary); }
.course-byline span { color: var(--text-muted); font-size: var(--text-small); }
.course-detail-cover { border: 1px solid var(--border); border-radius: var(--radius-lg); }
.course-section-nav { position: sticky; z-index: 70; top: var(--header-height); border-bottom: 1px solid var(--border); background: #fff; }
.course-section-nav .container { display: flex; overflow-x: auto; gap: var(--space-1); scrollbar-width: thin; }
.course-section-nav a { flex: 0 0 auto; min-height: 3rem; align-content: center; color: var(--text-secondary); padding-inline: var(--space-3); font-size: var(--text-small); font-weight: var(--weight-semibold); text-decoration: none; }
.course-detail-layout { display: grid; grid-template-columns: minmax(0, 1fr) 19rem; gap: var(--space-7); align-items: start; padding-block: var(--space-7); }
.course-detail-main { min-width: 0; }
.detail-section { display: grid; gap: var(--space-4); padding-bottom: var(--space-7); scroll-margin-top: calc(var(--header-height) + 4rem); }
.detail-section + .detail-section { padding-top: var(--space-7); border-top: 1px solid var(--border); }
.detail-section > h3 { margin-top: var(--space-3); }
.check-list { display: grid; gap: var(--space-2); padding: 0; list-style: none; }
.check-list li { position: relative; padding-left: 1.75rem; }
.check-list li::before { position: absolute; left: 0; color: var(--success); content: "✓"; font-weight: var(--weight-bold); }
.batch-list { display: grid; gap: var(--space-4); }
.batch-card { display: grid; gap: var(--space-4); }
.batch-card__heading, .batch-card__heading > div { display: flex; flex-wrap: wrap; gap: var(--space-3); align-items: center; justify-content: space-between; }
.batch-facts, .course-cta-card dl, .profile-aside dl { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-3); margin: 0; }
.batch-facts div, .course-cta-card dl div, .profile-aside dl div { display: grid; gap: .15rem; }
.batch-facts dt, .course-cta-card dt, .profile-aside dt { color: var(--text-muted); font-size: var(--text-meta); }
.batch-facts dd, .course-cta-card dd, .profile-aside dd { margin: 0; font-size: var(--text-small); font-weight: var(--weight-semibold); }
.curriculum { border-top: 1px solid var(--border); }
.curriculum ol { display: grid; gap: var(--space-2); margin: 0; padding: 0 0 0 1.25rem; }
.curriculum li { padding-left: var(--space-2); }
.curriculum li span, .curriculum li time { display: block; }
.curriculum time { color: var(--text-muted); font-size: var(--text-meta); }
.preview-grid, .pricing-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-4); }
.preview-fallback img { width: 4rem; height: 4rem; object-fit: contain; }
.lecturer-detail-card { display: grid; grid-template-columns: 10rem minmax(0, 1fr); gap: var(--space-5); }
.lecturer-detail-card .lecturer-avatar { align-self: start; }
.lecturer-detail-card .btn { width: fit-content; }
.pricing-block { display: grid; gap: var(--space-3); }
.price-plan { display: grid; gap: var(--space-2); }
.price-plan__name { font-weight: var(--weight-semibold); }
.price-plan strong { font-size: 1.5rem; }
.course-cta-card { position: sticky; top: calc(var(--header-height) + 4.25rem); display: grid; gap: var(--space-4); }
.course-cta-price { font-size: 1.75rem; font-weight: var(--weight-bold); }
.course-cta-card dl { grid-template-columns: 1fr; }
.mobile-course-cta { display: none; }

.directory-search { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(12rem, .8fr) auto auto; gap: var(--space-3); align-items: end; margin-top: var(--space-5); }
.lecturer-profile-hero { border-bottom: 1px solid var(--border); background: var(--surface); padding-block: var(--space-5) var(--space-7); }
.lecturer-profile-hero .breadcrumbs { margin-bottom: var(--space-5); }
.lecturer-profile-hero__grid { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: var(--space-7); align-items: center; }
.lecturer-avatar.profile-portrait { border: 1px solid var(--border); border-radius: 50%; }
.profile-course-link { width: fit-content; }
.profile-layout { display: grid; grid-template-columns: minmax(0, 1fr) 19rem; gap: var(--space-7); align-items: start; padding-block: var(--space-7); }
.profile-aside { position: sticky; top: calc(var(--header-height) + 1rem); display: grid; gap: var(--space-4); }
.profile-aside h2 { font-size: var(--text-h3); }
.profile-aside dl { grid-template-columns: 1fr; }
.qualification-list { display: grid; gap: var(--space-2); margin: 0; padding-left: 1.25rem; }

.story-grid, .contact-layout, .faq-page-layout, .process-layout { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-7); align-items: start; }
.mission-panel { display: grid; gap: var(--space-3); border-left: .25rem solid var(--brand-cyan); padding-left: var(--space-5); }
.principle-grid article { display: grid; gap: var(--space-3); padding-top: var(--space-4); border-top: .2rem solid var(--brand-blue); }
.principle-grid article > span { color: var(--brand-blue-dark); font-size: var(--text-label); font-weight: var(--weight-bold); }
.callout-row { display: flex; gap: var(--space-5); align-items: center; justify-content: space-between; border-left: .25rem solid var(--brand-orange); background: var(--surface); padding: var(--space-5); }
.contact-details { display: grid; gap: var(--space-4); }
.contact-email { font-size: 1.25rem; font-weight: var(--weight-bold); }
.contact-form-panel { padding: var(--space-5); }
.contact-form-panel > h2 { margin-bottom: var(--space-4); }
.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-4); }
.honeypot { position: absolute; left: -10000px; }
.success-message { display: grid; max-width: 32rem; justify-items: start; gap: var(--space-3); }
.success-message .state__icon { margin: 0; }
.lecturer-landing-intro { padding-block: var(--space-7); }
.split-intro { display: grid; grid-template-columns: minmax(0, 1fr) 24rem; gap: var(--space-7); align-items: center; }
.split-intro > div:first-child { display: grid; gap: var(--space-4); }
.educator-placeholder { gap: var(--space-2); }
.process-layout { grid-template-columns: .75fr 1.25fr; }
.process-list { display: grid; gap: var(--space-5); margin: 0; padding: 0; list-style: none; }
.process-list li { display: grid; grid-template-columns: 3rem minmax(0, 1fr); gap: var(--space-3); }
.future-action { grid-column: 2; display: grid; gap: var(--space-3); border-left: .25rem solid var(--brand-orange); padding-left: var(--space-4); }
.future-action .btn { width: fit-content; }
.faq-page-layout { grid-template-columns: minmax(0, 1fr) 18rem; }
.faq-help { position: sticky; top: calc(var(--header-height) + 1rem); display: grid; gap: var(--space-3); }
.policy-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-4); }
.policy-card { display: grid; gap: var(--space-3); }
.policy-card h2 { font-size: var(--text-h3); }
.policy-card a { margin-top: auto; }
.legal-document { max-width: 50rem; }
.legal-draft-banner { width: fit-content; margin-bottom: var(--space-4); border: 1px solid #e2b55c; background: #fff6e5; color: #6d4300; padding: .55rem .75rem; font-size: var(--text-label); font-weight: var(--weight-bold); }
.error-page { min-height: 64vh; }

.auth-page main, .account-page main { background: #f5f9fd; }
.auth-shell { min-height: 65vh; }
.auth-shell__inner { display: grid; place-items: start center; }
.auth-card { display: grid; width: min(100%, 31rem); gap: var(--space-5); border: 1px solid var(--border); border-radius: var(--radius-lg); background: #fff; box-shadow: 0 10px 30px rgb(15 36 66 / .06); padding: clamp(1.25rem, 4vw, 2rem); }
.auth-card--wide { width: min(100%, 36rem); }
.auth-card__header { display: grid; gap: var(--space-2); }
.auth-card__header h1 { font-size: clamp(1.75rem, 4vw, 2.25rem); }
.auth-card__header p, .auth-card > p { color: var(--text-secondary); }
.auth-form { display: grid; gap: var(--space-4); }
.auth-form .field { display: grid; gap: .45rem; }
.auth-form label { color: var(--text-primary); font-size: var(--text-label); font-weight: var(--weight-semibold); }
.auth-form input:not([type="checkbox"]) { width: 100%; min-height: 3rem; border: 1px solid var(--border-strong, #9db1c5); border-radius: var(--radius-sm); background: #fff; padding: .7rem .8rem; color: var(--text-primary); font: inherit; }
.auth-form input[disabled] { background: var(--surface-muted); color: var(--text-muted); }
.auth-form input[aria-invalid="true"] { border-color: var(--danger); }
.field-help { color: var(--text-muted); font-size: var(--text-meta); }
.field-error { color: var(--danger); font-size: var(--text-small); }
.form-status, .form-error-summary { border-radius: var(--radius-sm); padding: .75rem 1rem; font-size: var(--text-small); }
.form-status { border: 1px solid #8ad7bd; background: #edfbf6; color: #075f43; }
.form-error-summary { border: 1px solid #efaaa6; background: #fff3f2; color: #812a26; }
.password-field { position: relative; display: grid; grid-template-columns: minmax(0, 1fr) auto; }
.password-field input { grid-column: 1 / -1; grid-row: 1; padding-right: 4.5rem !important; }
.password-field button { z-index: 1; grid-column: 2; grid-row: 1; min-width: 4rem; min-height: 2.75rem; align-self: center; border: 0; border-left: 1px solid var(--border); background: transparent; color: var(--brand-blue-dark); font: inherit; font-size: var(--text-label); font-weight: var(--weight-semibold); }
.check-control { display: flex; gap: .65rem; align-items: flex-start; font-weight: var(--weight-regular) !important; }
.check-control input { flex: 0 0 auto; width: 1.25rem; height: 1.25rem; margin-top: .1rem; accent-color: var(--brand-blue-dark); }
.check-control--legal span { line-height: 1.55; }
.auth-consent-row { width: 100%; min-height: 2.75rem; justify-content: flex-start; }
.auth-consent-row input[type="checkbox"] { flex: 0 0 1.25rem; width: 1.25rem; height: 1.25rem; margin: .1rem 0 0; padding: 0; }
.auth-consent-row span { flex: 1 1 auto; min-width: 0; }
.auth-form__options { display: flex; flex-wrap: wrap; gap: var(--space-3); align-items: center; justify-content: space-between; font-size: var(--text-small); }
.auth-submit { width: 100%; }
.auth-card__secondary { border-top: 1px solid var(--border); padding-top: var(--space-4); text-align: center; }
.auth-actions { display: flex; flex-wrap: wrap; gap: var(--space-2); align-items: center; }
.auth-actions form { margin: 0; }
.back-link { width: fit-content; color: var(--text-secondary); font-size: var(--text-small); text-decoration: none; }
.back-link:hover { color: var(--brand-blue-dark); text-decoration: underline; }
.page-hero--compact { border-bottom: 1px solid var(--border); background: #fff; padding-block: var(--space-6); }
.page-hero--compact .container { display: grid; gap: var(--space-2); }
.page-hero--compact p { color: var(--text-secondary); }
.account-layout { display: grid; grid-template-columns: minmax(0, 1fr) 19rem; gap: var(--space-6); align-items: start; }
.account-panel, .account-nav { display: grid; gap: var(--space-4); border: 1px solid var(--border); border-radius: var(--radius-lg); background: #fff; padding: var(--space-5); }
.account-details { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-4); margin: 0; }
.account-details div { display: grid; gap: .25rem; border-bottom: 1px solid var(--border); padding-bottom: var(--space-3); }
.account-details dt { color: var(--text-muted); font-size: var(--text-meta); }
.account-details dd { margin: 0; overflow-wrap: anywhere; font-weight: var(--weight-semibold); }
.account-nav h2, .account-panel h2 { font-size: var(--text-h3); }
.account-nav a { display: flex; min-height: 3rem; align-items: center; justify-content: space-between; border-bottom: 1px solid var(--border); color: var(--text-primary); text-decoration: none; }
.mobile-menu__form button { display: flex; width: 100%; min-height: 3.125rem; align-items: center; border: 0; border-radius: var(--radius-sm); background: transparent; color: var(--text-primary); padding: .65rem .8rem; font: inherit; font-size: var(--text-small); font-weight: var(--weight-semibold); }

@media (max-width: 75rem) {
  .subject-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .lecturer-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .directory-search { grid-template-columns: minmax(0, 1fr) minmax(12rem, .7fr) auto; }
  .directory-search > .btn--text { grid-column: 3; }
}

@media (max-width: 64rem) {
  .site-header__actions { display: none; }
  .mobile-find-class { display: inline-flex; }
  .mobile-menu { position: fixed; z-index: 95; top: var(--header-height); right: 0; left: auto; display: grid; width: min(24rem, 100%); max-height: calc(100dvh - var(--header-height)); overflow-y: auto; gap: .125rem; border: 0; border-left: 1px solid var(--border); background: #fff; box-shadow: -12px 18px 32px rgb(15 36 66 / .15); padding: var(--space-2) var(--space-3) var(--space-4); }
  .mobile-menu a { display: flex; min-height: 3.125rem; align-items: center; border-radius: var(--radius-sm); padding: .65rem .8rem; }
  .mobile-menu a:focus { outline: 0; }
  .mobile-menu a:focus-visible { outline: .1875rem solid var(--focus); outline-offset: -.1875rem; }
  .public-hero__inner { grid-template-columns: minmax(0, 1fr) 18rem; min-height: 30rem; gap: var(--space-5); }
  .subject-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .lecturer-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .discovery-results .course-grid, .profile-main .course-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .steps-grid { gap: var(--space-4); }
  .discovery-layout { grid-template-columns: 1fr; }
  .filter-sidebar { display: none; }
  .mobile-filter-button { display: inline-flex; }
  .course-detail-hero__grid { grid-template-columns: minmax(0, 1fr) 20rem; gap: var(--space-5); }
  .course-detail-layout, .profile-layout { grid-template-columns: minmax(0, 1fr) 17rem; gap: var(--space-5); }
  .policy-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .site-footer__grid { grid-template-columns: 1.4fr repeat(3, 1fr); gap: var(--space-4); }
}

@media (max-width: 48rem) {
  .public-hero__inner { grid-template-columns: 1fr; min-height: auto; padding-block: var(--space-6); }
  .student-media-placeholder { aspect-ratio: 16 / 8; padding: var(--space-4); }
  .student-media-placeholder img { width: 5rem; }
  .steps-grid, .why-grid, .faq-preview__inner, .story-grid, .contact-layout, .faq-page-layout, .process-layout { grid-template-columns: 1fr; }
  .discovery-results .course-grid, .profile-main .course-grid { grid-template-columns: 1fr; }
  .steps-grid { gap: var(--space-5); }
  .why-list > div { grid-template-columns: 1fr; gap: .25rem; }
  .site-footer__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .site-footer__brand { grid-column: 1 / -1; }
  .site-footer nav a, .contact-details .panel > a { display: flex; min-height: 2.75rem; align-items: center; }
  .site-footer__bottom { align-items: flex-start; flex-direction: column; gap: .25rem; }
  .course-detail-hero__grid, .course-detail-layout, .profile-layout { grid-template-columns: 1fr; }
  .course-detail-cover { grid-row: 1; }
  .course-detail-hero__content { grid-row: 2; }
  .course-cta-card, .profile-aside { position: static; }
  .course-cta-card { display: none; }
  .mobile-course-cta { position: fixed; z-index: 60; right: 0; bottom: 0; left: 0; display: flex; gap: var(--space-3); align-items: center; justify-content: space-between; padding: .65rem max(.75rem, env(safe-area-inset-right)) calc(.65rem + env(safe-area-inset-bottom)) max(.75rem, env(safe-area-inset-left)); border-top: 1px solid var(--border); background: rgb(255 255 255 / .98); box-shadow: 0 -8px 24px rgb(15 36 66 / .1); }
  .mobile-course-cta > div { display: grid; min-width: 0; }
  .mobile-course-cta .meta { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .course-detail-page .site-footer { padding-bottom: calc(4.5rem + env(safe-area-inset-bottom)); }
  .lecturer-detail-card { grid-template-columns: 7rem minmax(0, 1fr); }
  .directory-search { grid-template-columns: 1fr; }
  .directory-search > .btn--text { grid-column: auto; }
  .lecturer-profile-hero__grid { grid-template-columns: auto minmax(0, 1fr); gap: var(--space-4); align-items: start; }
  .split-intro { grid-template-columns: 1fr; }
  .educator-placeholder { aspect-ratio: 16 / 8; }
  .future-action { grid-column: auto; }
  .policy-grid { grid-template-columns: 1fr; }
  .principle-grid { gap: var(--space-5); }
  .account-layout { grid-template-columns: 1fr; }
}

@media (max-width: 30rem) {
  .discovery-search { grid-template-columns: 1fr; }
  .discovery-search .btn { width: 100%; }
  .subject-grid, .lecturer-grid { grid-template-columns: 1fr; }
  .results-toolbar { align-items: flex-start; flex-direction: column; }
  .results-actions { width: 100%; align-items: stretch; flex-direction: column; }
  .sort-control { width: 100%; }
  .batch-card__heading, .batch-card__heading > div { align-items: flex-start; flex-direction: column; }
  .batch-facts, .preview-grid, .pricing-grid, .form-grid { grid-template-columns: 1fr; }
  .lecturer-detail-card { grid-template-columns: 1fr; }
  .lecturer-detail-card .media-box { max-width: 8rem; }
  .lecturer-profile-hero__grid { grid-template-columns: 1fr; }
  .lecturer-avatar.profile-portrait { width: 8rem; }
  .callout-row { align-items: flex-start; flex-direction: column; }
  .site-footer__grid { grid-template-columns: 1fr; }
  .site-footer__brand { grid-column: auto; }
  .auth-shell { padding-block: var(--space-4); }
  .auth-card { border-right: 0; border-left: 0; border-radius: 0; box-shadow: none; }
  .account-details { grid-template-columns: 1fr; }
  .auth-actions, .auth-actions form, .auth-actions .btn { width: 100%; }
}

@media (max-width: 26.875rem) {
  .site-header__inner { gap: .5rem; }
  .brand img { width: 7.5rem; }
  .mobile-header-actions { gap: .375rem; }
  .mobile-find-class { min-height: 2.75rem; padding-inline: .7rem; font-size: .75rem; }
  .hero-search { grid-template-columns: 1fr; }
  .hero-search .btn { width: 100%; }
  .site-footer__grid { gap: var(--space-5); }
}

@media (min-width: 26.9375rem) and (max-width: 48rem) {
  .hero-search { grid-template-columns: minmax(0, 1fr) auto; }
}

@media (prefers-reduced-motion: reduce) {
  .subject-link { transition: none; }
}

/* Phase 4 enrollment and payment flows */
.account-flow-page { background: var(--background); }
.flow-shell { max-width: 65rem; }
.flow-shell--narrow { max-width: 47.5rem; }
.flow-header { margin: var(--space-6) 0 var(--space-8); }
.flow-header h1 { max-width: 20ch; margin-block: var(--space-2); }
.flow-form, .flow-section { display: grid; gap: var(--space-6); }
.choice-section { border: 0; padding: 0; margin: 0; }
.choice-section legend { font-size: var(--text-h3); font-weight: 700; margin-bottom: var(--space-4); }
.choice-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-4); }
.selection-card { display: flex; gap: var(--space-3); padding: var(--space-5); border: 2px solid var(--border); border-radius: var(--radius-lg); background: var(--surface); cursor: pointer; }
.selection-card:has(input:checked) { border-color: var(--brand-blue); box-shadow: 0 0 0 3px rgb(8 120 249 / 12%); }
.selection-card:focus-within { outline: 3px solid rgb(8 120 249 / 25%); outline-offset: 2px; }
.selection-card span { display: grid; gap: var(--space-1); }
.selection-card small { color: var(--text-muted); }
.selection-card.is-disabled { opacity: .6; cursor: not-allowed; }
.review-panel, .payment-form { display: grid; gap: var(--space-5); padding: var(--space-6); }
.payment-summary { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-6); padding: var(--space-6); margin-bottom: var(--space-8); }
.payment-summary > div, .transfer-amount { display: grid; gap: var(--space-2); }
.payment-summary strong, .transfer-amount strong, .payment-amount { font-size: var(--text-h2); color: var(--text-primary); }
.obligation-list { display: grid; gap: var(--space-4); }
.obligation-card { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: var(--space-5); align-items: center; padding: var(--space-5); }
.obligation-card dl { display: grid; gap: var(--space-2); }
.obligation-card dl div, .bank-details div { display: flex; justify-content: space-between; gap: var(--space-6); }
.obligation-card .btn, .obligation-card .notice { grid-column: 1 / -1; }
.transfer-amount { text-align: center; padding: var(--space-7); margin-bottom: var(--space-5); }
.transfer-amount strong { font-size: clamp(2rem, 8vw, 3.5rem); color: var(--brand-blue); }
.bank-details { padding: var(--space-6); display: grid; gap: var(--space-3); margin-bottom: var(--space-5); }
.copy-button { min-width: 2.75rem; min-height: 2.75rem; padding: .5rem; border: 0; background: none; color: var(--brand-blue); text-decoration: underline; cursor: pointer; font: inherit; }
.field { display: grid; gap: var(--space-2); }
.field label { font-weight: 700; }
.field label span, .field small { color: var(--text-muted); font-weight: 400; }
.field input, .field textarea { width: 100%; padding: .8rem 1rem; border: 1px solid var(--border); border-radius: var(--radius-md); font: inherit; background: #fff; }
.field textarea { min-height: 8rem; resize: vertical; }
.check-row { display: flex; align-items: flex-start; gap: var(--space-3); min-height: 2.75rem; }
.check-row input { margin-top: .25rem; }
.account-flow-page .table-wrap { display: block; overflow-x: auto; }
.data-table { width: 100%; border-collapse: collapse; background: #fff; }
.data-table th, .data-table td { padding: var(--space-3); text-align: left; border-bottom: 1px solid var(--border); white-space: nowrap; }
.danger-zone { margin-top: var(--space-8); border-top: 1px solid var(--border); padding-top: var(--space-6); }
.btn--danger { color: #a11818; border: 1px solid #d66; background: #fff; }
.button-row { display: flex; flex-wrap: wrap; gap: var(--space-3); }

@media (max-width: 43.75rem) {
  .choice-grid, .payment-summary, .obligation-card { grid-template-columns: 1fr; }
  .selection-card, .review-panel, .payment-form, .bank-details { padding: var(--space-4); }
  .obligation-card dl div, .bank-details div { align-items: flex-start; }
  .data-table { min-width: 45rem; }
  .account-flow-page .section { padding-block: var(--space-6); }
}

.public-video-player{position:relative;width:100%;aspect-ratio:16/9;overflow:hidden;border-radius:var(--radius-lg);background:#102340;color:#fff}.public-video-player iframe{position:absolute;inset:0;width:100%;height:100%;border:0}.public-video-player__external{display:grid;height:100%;place-content:center;justify-items:center;gap:16px;padding:24px;text-align:center}.preview-page{display:grid;gap:24px;max-width:1100px}.preview-page__actions{display:flex;gap:12px}.diagnostic-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1px;background:var(--border);border:1px solid var(--border)}.diagnostic-grid>div{min-width:0;background:#fff;padding:14px}.diagnostic-grid dt{font-size:.75rem;font-weight:700;color:var(--text-secondary)}.diagnostic-grid dd{margin:4px 0 0;overflow-wrap:anywhere}@media(max-width:600px){.diagnostic-grid{grid-template-columns:1fr}.public-video-player{border-radius:10px}}