:root { --course-ink: #121a23; --course-teal: #197d73; --course-mint: #a7e3d7; --course-paper: #f8f9f7; --course-muted: #66717d; }
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; min-width: 320px; color: var(--course-ink); background: #fff; font-family: Inter, Arial, sans-serif; }
a { color: inherit; }
.courses-shell { width: min(1180px, calc(100% - 48px)); margin: 0 auto; }
.courses-header { position: relative; z-index: 2; padding: 20px 0 0; background: #fff; }
.courses-nav { width: min(1180px, calc(100% - 48px)); min-height: 82px; display: flex; align-items: center; justify-content: space-between; gap: 26px; margin: 0 auto; padding: 12px 34px; border-radius: 42px; background: var(--course-ink); color: #fff; }
.courses-logo { display: inline-flex; align-items: center; flex: 0 0 auto; }.courses-logo img { width: 184px; max-height: 48px; object-fit: contain; object-position: left center; }
.courses-nav-links, .courses-nav-actions { display: flex; align-items: center; gap: 32px; }.courses-nav-links a, .courses-nav-actions a { color: #d4d8dc; font-weight: 700; font-size: 14px; text-decoration: none; }.courses-nav-links a:hover, .courses-nav-actions a:hover { color: #fff; }.courses-register, .courses-dashboard { padding: 12px 20px; border: 1px solid rgba(255, 255, 255, .8); border-radius: 999px; color: #fff !important; }
.courses-hero { min-height: 370px; padding: 78px 0 154px; background: #14343a; color: #fff; }.courses-hero h1 { max-width: 850px; margin: 0; font-size: clamp(40px, 5vw, 66px); line-height: 1.04; letter-spacing: 0; }.courses-hero p { margin: 17px 0 0; font-size: clamp(18px, 2.2vw, 27px); color: #d4f1eb; }
.courses-search-section { position: relative; z-index: 1; margin-top: -85px; }.course-search-card { padding: 38px 48px 42px; border-radius: 18px; background: #fff; box-shadow: 0 16px 34px rgba(9, 25, 31, .12); }.course-search-card label { display: block; margin-bottom: 22px; font-size: 18px; font-weight: 800; }.course-search-card input { width: 100%; min-height: 74px; padding: 0 22px; border: 1px solid #edf0ef; border-radius: 12px; background: var(--course-paper); color: var(--course-ink); font: inherit; font-size: 18px; outline: none; }.course-search-card input:focus { border-color: var(--course-teal); box-shadow: 0 0 0 3px rgba(25,125,115,.14); }
.courses-browser, .featured-courses { padding: 88px 0; }.courses-section-heading { text-align: center; }.courses-section-heading h2 { margin: 0; font-size: clamp(32px, 4vw, 50px); letter-spacing: 0; }.courses-section-heading h2 span { color: var(--course-teal); }.courses-section-heading p { margin: 11px 0 0; color: var(--course-muted); }.course-category-list { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; margin: 36px 0 34px; }.course-category-list button { padding: 10px 15px; border: 1px solid transparent; border-radius: 999px; background: transparent; color: #26303a; font: 700 14px Inter, sans-serif; cursor: pointer; }.course-category-list button:hover, .course-category-list button:focus-visible, .course-category-list button.is-active { border-color: rgba(25,125,115,.28); background: #e7f5f1; color: #12675f; outline: none; }
.public-course-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 24px; }.courses-loading, .courses-empty { grid-column: 1 / -1; margin: 0; padding: 28px; text-align: center; color: var(--course-muted); }.public-course-card { min-width: 0; }.public-course-thumb { overflow: hidden; aspect-ratio: 16 / 9; border-radius: 14px; background: #e7eeee; }.public-course-thumb img { width: 100%; height: 100%; display: block; object-fit: cover; transition: transform .22s ease; }.public-course-card:hover .public-course-thumb img { transform: scale(1.03); }.public-course-card h3 { margin: 12px 0 7px; font-size: 16px; line-height: 1.3; }.public-course-card p { margin: 0; color: var(--course-muted); font-size: 13px; line-height: 1.5; }.public-course-card .public-course-instructor { color: var(--course-teal); }.public-course-meta { margin-top: 4px !important; }
.featured-courses { background: var(--course-paper); }.featured-course-layout { display: grid; grid-template-columns: 1.3fr 1fr; gap: 24px; margin-top: 38px; }.featured-primary, .featured-secondary { position: relative; min-width: 0; overflow: hidden; border-radius: 16px; background: var(--course-ink); color: #fff; text-decoration: none; }.featured-primary { min-height: 420px; }.featured-secondary-wrap { display: grid; gap: 24px; }.featured-secondary { min-height: 198px; }.featured-primary img, .featured-secondary img { width: 100%; height: 100%; position: absolute; inset: 0; object-fit: cover; }.featured-primary::after, .featured-secondary::after { position: absolute; inset: 0; content: ""; background: linear-gradient(transparent 35%, rgba(8, 16, 24, .88)); }.featured-copy { position: absolute; z-index: 1; right: 20px; bottom: 18px; left: 20px; }.featured-copy p { margin: 0 0 5px; font-size: 13px; }.featured-copy h3 { margin: 0; font-size: 22px; }.featured-secondary .featured-copy h3 { font-size: 17px; }
.instructor-section, .courses-cta, .founder-section { background: #14343a; color: #fff; }.instructor-section { padding: 86px 0; }.courses-section-heading.light p { color: #d4f1eb; }.instructor-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; margin-top: 38px; }.instructor-card { position: relative; min-height: 360px; overflow: hidden; border-radius: 14px; background: #17232c; }.instructor-card img { width: 100%; height: 100%; position: absolute; inset: 0; object-fit: cover; }.instructor-card::after { position: absolute; inset: 0; content: ""; background: linear-gradient(transparent 46%, rgba(4, 10, 14, .88)); }.instructor-card div { position: absolute; z-index: 1; right: 20px; bottom: 18px; left: 20px; }.instructor-card h3, .instructor-card p { margin: 0; }.instructor-card h3 { font-size: 23px; }.instructor-card p { margin-top: 3px; color: var(--course-mint); font-size: 14px; font-weight: 700; }
.courses-cta { margin-top: 72px; padding: 60px; border-radius: 18px; }.courses-cta h2, .founder-section h2 { max-width: 800px; margin: 0; font-size: clamp(29px, 3.6vw, 45px); letter-spacing: 0; }.courses-cta p, .founder-section > div > p:last-child { max-width: 740px; margin: 16px 0 0; color: #d4f1eb; line-height: 1.65; }.cta-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }.cta-primary, .cta-secondary { padding: 13px 20px; border-radius: 9px; font-weight: 800; text-decoration: none; }.cta-primary { background: var(--course-mint); color: #10272b; }.cta-secondary { border: 1px solid rgba(255,255,255,.65); color: #fff; }.founder-section { margin-top: 72px; padding: 60px; border-radius: 18px; background: #121a23; }.eyebrow { margin: 0 0 10px !important; color: var(--course-mint) !important; font-size: 13px; font-weight: 800; text-transform: uppercase; }
.courses-footer { margin-top: 72px; padding-top: 54px; background: #0e151d; color: #fff; }.footer-grid { display: grid; grid-template-columns: 1.5fr repeat(4, minmax(0, 1fr)); gap: 28px; }.footer-grid p { color: #bfc8cf; }.footer-grid section { display: grid; align-content: start; gap: 10px; }.footer-grid h2 { margin: 0 0 5px; font-size: 15px; }.footer-grid a { color: #cbd3d7; font-size: 13px; text-decoration: none; }.footer-grid a:hover { color: var(--course-mint); }.footer-logo img { width: 190px; }.footer-bottom { margin-top: 44px; padding: 20px 0; border-top: 1px solid rgba(255,255,255,.12); color: #bfc8cf; font-size: 13px; }
@media (max-width: 1024px) { .public-course-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }.courses-nav { padding: 12px 25px; }.courses-nav-links, .courses-nav-actions { gap: 19px; } }
@media (max-width: 760px) { .courses-shell, .courses-nav { width: min(100% - 28px, 620px); }.courses-header { padding-top: 0; }.courses-nav { min-height: 72px; padding: 10px 18px; border-radius: 0 0 18px 18px; }.courses-logo img { width: 138px; }.courses-nav-links { display: none; }.courses-nav-actions { gap: 13px; }.courses-nav-actions a { font-size: 12px; }.courses-register { padding: 10px 12px; }.courses-hero { min-height: 300px; padding: 58px 0 116px; }.courses-hero h1 { font-size: 38px; }.courses-search-section { margin-top: -60px; }.course-search-card { padding: 25px 20px; }.course-search-card input { min-height: 62px; }.courses-browser, .featured-courses { padding: 62px 0; }.public-course-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px 14px; }.featured-course-layout { grid-template-columns: 1fr; }.featured-primary { min-height: 300px; }.featured-secondary-wrap { grid-template-columns: repeat(2, minmax(0, 1fr)); }.featured-secondary { min-height: 160px; }.instructor-section { padding: 62px 0; }.instructor-grid { gap: 15px; }.instructor-card { min-height: 270px; }.instructor-card div { right: 12px; bottom: 12px; left: 12px; }.instructor-card h3 { font-size: 17px; }.courses-cta, .founder-section { margin-top: 40px; padding: 34px 25px; border-radius: 14px; }.footer-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }.footer-grid > div { grid-column: 1 / -1; } }
@media (max-width: 430px) { .courses-nav-actions a:first-child { display: none; }.courses-hero h1 { font-size: 34px; }.courses-hero p { font-size: 17px; }.public-course-grid, .featured-secondary-wrap, .instructor-grid { grid-template-columns: 1fr; }.public-course-card h3 { font-size: 17px; }.featured-secondary { min-height: 190px; }.instructor-card { min-height: 330px; }.footer-grid { grid-template-columns: 1fr 1fr; gap: 25px 15px; } }