:root{font-family:Inter,Arial,sans-serif;color:#10243b;background:#f4f8fa;line-height:1.55;--teal:#075965;--teal2:#0b7e8c;--gold:#d79a00;--wine:#9d123a}
*{box-sizing:border-box}
body{margin:0}
a{color:inherit}
.public-header{position:sticky;top:0;z-index:20;display:flex;justify-content:space-between;align-items:center;gap:2rem;padding:.8rem max(4vw,24px);background:#075965f2;color:#fff;backdrop-filter:blur(12px);box-shadow:0 4px 20px #001b2430}
.public-brand{display:flex;align-items:center;gap:.8rem;text-decoration:none}
.public-brand img{width:220px;max-height:62px;object-fit:contain}
.public-brand span{border-left:1px solid #ffffff50;padding-left:.8rem;font-size:.82rem}
.public-header nav{display:flex;align-items:center;gap:.4rem}
.public-header nav a{padding:.7rem .85rem;text-decoration:none;border-radius:9px}
.public-header nav a:hover{background:#ffffff18}
.public-header .login-link{background:#fff;color:var(--teal);font-weight:800}
.hero{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(260px,.65fr);gap:3rem;align-items:center;min-height:530px;padding:clamp(4rem,8vw,7rem) max(6vw,28px);background:linear-gradient(130deg,#063e49,#087483 70%,#0b8991);color:#fff}
.hero h1,.programme-hero h1{font-size:clamp(2.5rem,6vw,5rem);line-height:1.03;margin:.5rem 0 1.2rem;max-width:930px}
.hero>div>p:not(.eyebrow){font-size:1.15rem;max-width:760px;color:#e7fbfc}
.hero aside{background:#ffffff14;border:1px solid #ffffff38;border-radius:24px;padding:2rem;box-shadow:0 16px 40px #001d2533}
.hero aside b{display:block;font-size:3.5rem}
.hero aside span{font-weight:800}
.hero-actions{display:flex;gap:1rem;flex-wrap:wrap;margin-top:2rem}
.hero-actions a,.programme-hero>a,.primary-link{display:inline-flex;padding:1rem 1.25rem;border-radius:12px;background:#f1b415;color:#17243b;font-weight:900;text-decoration:none}
.hero-actions .secondary{background:#fff}
.eyebrow{letter-spacing:.18em;font-weight:900;font-size:.8rem;color:var(--gold)}
.public-section{padding:clamp(3rem,7vw,6rem) max(6vw,28px);max-width:1600px;margin:auto}
.public-section h2{font-size:clamp(1.9rem,4vw,3rem);margin:.3rem 0 2rem}
.programme-grid,.unit-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1.25rem}
.programme-card,.unit-grid article,.bundle-grid article{display:flex;flex-direction:column;border:1px solid #d7e2e7;border-radius:20px;padding:1.5rem;background:#fff;box-shadow:0 10px 35px #1739490b}
.programme-card>span,.unit-grid article>span,.bundle-grid article>span{font-weight:900;color:var(--teal2);font-size:.85rem}
.programme-card h2,.unit-grid h3,.bundle-grid h3{font-size:1.4rem;margin:.55rem 0}
.programme-card p,.unit-grid p,.bundle-grid p{color:#5b6979;flex:1}
.programme-card small{margin-bottom:1.2rem}
.programme-card a,.unit-grid article>a,.bundle-grid article>a{background:var(--teal);color:#fff;border-radius:10px;padding:.8rem 1rem;text-decoration:none;font-weight:800;text-align:center}
.steps{background:#eaf5f6;max-width:none}
.steps>div{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem;max-width:1400px;margin:auto}
.steps article{background:#fff;padding:1.5rem;border-radius:18px}
.steps article>b{display:grid;place-items:center;width:2.3rem;height:2.3rem;border-radius:50%;background:var(--wine);color:#fff}
.programme-hero{padding:clamp(4rem,8vw,7rem) max(6vw,28px);background:linear-gradient(135deg,#073f49,#076b77);color:#fff}
.programme-hero p:not(.eyebrow){max-width:850px;font-size:1.12rem}
.breadcrumbs{display:flex;gap:.6rem;align-items:center;padding:1rem max(6vw,28px);background:#eaf3f5;font-size:.9rem}
.breadcrumbs a{color:var(--teal);font-weight:800}
.level-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.2rem}
.level-grid>a{padding:1.5rem;background:#fff;border:1px solid #d7e2e7;border-top:5px solid var(--teal2);border-radius:18px;text-decoration:none;box-shadow:0 10px 30px #1739490b}
.level-grid span{color:var(--gold);font-weight:900}
.level-grid h3{font-size:1.5rem;margin:.5rem 0}
.level-grid p{color:#5c6a79}
.bundle-section{max-width:none;background:#fff7e6}
.bundle-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1.2rem;max-width:1400px;margin:auto}
.public-prices{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.7rem;margin:1rem 0}
.public-prices span{display:flex;flex-direction:column;background:#edf8f7;border-radius:10px;padding:.8rem}
.public-prices span+span{background:#fff2db}
.public-prices small{color:#536273}
.public-prices b{font-size:1.05rem}
.prose{max-width:900px;min-height:65vh}
.prose h1{font-size:clamp(2.5rem,6vw,4.5rem);line-height:1.08}
.prose p{font-size:1.1rem;color:#4e5e70}
.prose a:not(.primary-link){color:var(--teal);font-weight:900}
footer{display:flex;justify-content:space-between;gap:2rem;padding:2.5rem max(6vw,28px);background:#052f38;color:#d8eff1}
footer p{margin:.35rem 0}
footer a{color:#fff}
footer>div:last-child{display:flex;gap:1rem;flex-wrap:wrap;align-content:flex-start}
@media(max-width:900px){.public-header{position:relative;align-items:flex-start}
.public-brand span{display:none}
.public-header nav{flex-wrap:wrap;justify-content:flex-end}
.hero{grid-template-columns:1fr;min-height:auto}
.programme-grid,.unit-grid{grid-template-columns:repeat(2,1fr)}
.level-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:620px){.public-header{padding:.65rem 1rem;flex-direction:column;gap:.5rem}
.public-brand img{width:185px}
.public-header nav{width:100%;overflow-x:auto;flex-wrap:nowrap;justify-content:flex-start;padding-bottom:.15rem}
.public-header nav a{white-space:nowrap;font-size:.85rem;padding:.6rem}
.hero,.programme-hero,.public-section{padding-left:1.2rem;padding-right:1.2rem}
.programme-grid,.unit-grid,.level-grid,.bundle-grid,.steps>div{grid-template-columns:1fr}
.hero aside{padding:1.4rem}
.public-prices{grid-template-columns:1fr 1fr}
footer{flex-direction:column}
}

/* Milestone 9.1.1: high-contrast public catalogue header */
.public-header{background:rgba(255,252,244,.97);color:var(--teal);border-bottom:1px solid #e6ddc8;box-shadow:0 4px 20px #17394918}
.public-brand span{border-left-color:#07596542;color:#405565;font-weight:700}
.public-header nav a{font-weight:700;transition:background-color .18s ease,color .18s ease,transform .18s ease}
.public-header nav a:hover,.public-header nav a:focus-visible{background:#e8f3f2;color:#064a55;transform:translateY(-1px)}
.public-header .login-link{background:var(--teal);color:#fff;box-shadow:0 5px 14px #07596528}
.public-header .login-link:hover,.public-header .login-link:focus-visible{background:var(--teal2);color:#fff}