.oa, .oa * { box-sizing: border-box; }
.oa-wrap { --navy: #175E64; --navy-deep: #0F3D40; --teal: #23838B; --tint: #EAF6F7; --ink: #2B2A29; --muted: #6B7685; --border: #DDE3E7; --green: #1A7F37; --amber: #B5541C; --coral: #E8604C;
  max-width: 1040px; margin: 0 auto; padding: 32px 20px 64px; background: #fff; color: var(--ink); font-family: 'Montserrat', -apple-system, 'Segoe UI', sans-serif; line-height: 1.6; }
.oa.oa-grid, .oa.oa-batches, .oa.oa-btn { --navy: #175E64; --navy-deep: #0F3D40; --teal: #23838B; --tint: #EAF6F7; --ink: #2B2A29; --muted: #6B7685; --border: #DDE3E7; --green: #1A7F37; --amber: #B5541C; --coral: #E8604C; }

.oa-hero { background: var(--tint); border-radius: 16px; padding: 32px 28px; margin-bottom: 24px; }
.oa-hero h1 { margin: 0 0 8px; font-size: 32px; line-height: 1.2; color: var(--navy-deep); }
.oa-hero p { margin: 0 0 16px; color: var(--muted); max-width: 60ch; }
.oa-crumb { font-size: 13px; margin-bottom: 6px !important; }
.oa-crumb a, .oa-link { color: var(--teal); text-decoration: none; font-weight: 600; }

.oa-btn { display: inline-block; background: var(--navy); color: #fff !important; padding: 12px 24px; border-radius: 10px; font-weight: 700; font-size: 15px; text-decoration: none !important; border: 0; }
.oa-btn:hover, .oa-btn:focus { background: var(--navy-deep); }
.oa-muted { color: var(--muted); font-size: 14px; }
.oa-meta { color: var(--teal); font-size: 13px; font-weight: 600; margin: 0 0 6px; }

.oa-facts { list-style: none; margin: 0 0 28px; padding: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 12px; }
.oa-facts li { border: 1px solid var(--border); border-radius: 12px; padding: 12px 16px; background: #fff; }
.oa-facts span { display: block; font-size: 11px; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); font-weight: 700; }
.oa-facts strong { color: var(--navy-deep); }

.oa-section { margin-top: 40px; }
.oa-section h2 { font-size: 22px; color: var(--navy-deep); margin: 0 0 16px; }

.oa-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 20px; }
.oa-card { border: 1px solid var(--border); border-radius: 14px; padding: 20px; background: #fff; display: flex; flex-direction: column; }
.oa-card h3 { margin: 0 0 6px; font-size: 18px; line-height: 1.3; }
.oa-card h3 a { color: var(--navy-deep); text-decoration: none; }
.oa-card p { margin: 0 0 12px; font-size: 14px; color: var(--ink); }
.oa-card .oa-link { margin-top: auto; }
.oa-thumb { width: 100%; height: auto; border-radius: 10px; margin-bottom: 12px; display: block; }

.oa-syllabus { margin: 0; padding-left: 20px; }
.oa-syllabus li { margin-bottom: 10px; }
.oa-syllabus span { display: block; color: var(--muted); font-size: 14px; }

.oa-batch { border: 1px solid var(--border); border-radius: 14px; padding: 18px; margin-bottom: 14px; background: #fff; }
.oa-batch-head { display: flex; flex-wrap: wrap; gap: 4px 14px; align-items: baseline; }
.oa-batch-head h3 { margin: 0; font-size: 18px; color: var(--navy-deep); }
.oa-when { color: var(--teal); font-weight: 700; font-size: 14px; }
.oa-batch-facts { list-style: none; margin: 10px 0; padding: 0; display: flex; flex-wrap: wrap; gap: 4px 18px; font-size: 14px; }
.oa-batch-foot { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; margin-top: 12px; }
.oa-seats { font-size: 13px; font-weight: 700; }
.oa-seats-ok { color: var(--green); } .oa-seats-low { color: var(--amber); } .oa-seats-full { color: var(--coral); }

.oa-faq { border: 1px solid var(--border); border-radius: 12px; padding: 12px 16px; margin-bottom: 10px; background: #fff; }
.oa-faq summary { cursor: pointer; font-weight: 600; color: var(--navy-deep); }
.oa-faq p { margin: 10px 0 0; color: var(--ink); }
.oa-body { margin-top: 8px; }

@media (max-width: 600px) { .oa-hero { padding: 24px 18px; } .oa-hero h1 { font-size: 26px; } }

.oa.oa-grid, .oa.oa-batches, .oa.oa-btn { margin-bottom: 24px; }
.oa.oa-btn { margin-right: 12px; }

/* ---------- Blog: index cards and article layout ---------- */
.oa-postcard { padding: 0; overflow: hidden; }
.oa-postcard .oa-cardimg { display: block; background: #0F3D40; }
.oa-postcard .oa-cardimg img { width: 100%; aspect-ratio: 1200 / 630; object-fit: cover; display: block; }
.oa-postcard .oa-meta { margin: 16px 20px 6px; }
.oa-postcard h3 { margin: 0 20px 8px; }
.oa-postcard p:not(.oa-meta) { margin: 0 20px 12px; }
.oa-postcard .oa-link { margin: auto 20px 20px; }
.oa-bloggrid { grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); }

.oa-post { --navy: #175E64; --navy-deep: #0F3D40; --teal: #23838B; --tint: #EAF6F7; --ink: #2B2A29; --muted: #6B7685; --border: #DDE3E7; --amber: #B5541C;
  max-width: 760px; margin: 0 auto; background: #fff; color: var(--ink); font-size: 17px; line-height: 1.75; }
.oa-post * { box-sizing: border-box; }
.oa-post p { margin: 0 0 1.1em; }
.oa-post.oa-post h2 { font-size: 26px; line-height: 1.3; color: var(--navy-deep); margin: 2em 0 .6em; padding-left: 14px; border-left: 5px solid var(--teal); }
.oa-post.oa-post h3 { font-size: 19px; color: var(--navy-deep); margin: 0 0 .6em; }
.oa-post a { color: var(--teal); }
.oa-post .oa-meta { color: var(--muted); font-size: 14px; font-weight: 600; margin: 14px 0 22px; }
.oa-post .oa-lead { font-size: 20px; line-height: 1.6; color: var(--navy-deep); font-weight: 500; }
.oa-post .oa-fig { margin: 1.6em 0; }
.oa-post .oa-fig img { width: 100%; height: auto; display: block; border-radius: 14px; border: 1px solid var(--border); }
.oa-post .oa-fig.oa-banner img { border: 0; }
.oa-post .oa-fig figcaption { text-align: center; color: var(--muted); font-size: 14px; margin-top: 8px; }
.oa-post .oa-callout { background: var(--tint); border-left: 5px solid var(--teal); border-radius: 0 12px 12px 0; padding: 16px 20px; margin: 1.6em 0; font-size: 16px; }
.oa-post .oa-table { width: 100%; border-collapse: collapse; margin: 1.6em 0; font-size: 15px; line-height: 1.5; }
.oa-post .oa-table th { background: var(--navy-deep); color: #fff; text-align: left; padding: 12px 14px; font-weight: 700; }
.oa-post .oa-table td { background: #fff; padding: 12px 14px; border-bottom: 1px solid var(--border); vertical-align: top; }
.oa-post .oa-table tbody tr:nth-child(even) td { background: #F7FBFB; }
.oa-post .oa-takeaways { background: #fff; border: 2px solid var(--teal); border-radius: 14px; padding: 20px 24px 8px; margin: 2em 0; }
.oa-post .oa-takeaways ul { margin: 0 0 12px; padding-left: 0; list-style: none; }
.oa-post .oa-takeaways li { position: relative; padding-left: 28px; margin-bottom: 10px; }
.oa-post .oa-takeaways li::before { content: "\2713"; position: absolute; left: 0; top: 0; color: #fff; background: var(--teal); width: 20px; height: 20px; border-radius: 50%; font-size: 12px; line-height: 20px; text-align: center; }
.oa-cta { background: linear-gradient(135deg, #0F3D40, #23838B); color: #fff; border-radius: 16px; padding: 28px 28px 24px; margin: 2em 0; text-align: center; }
.oa-cta h3, .oa-post .oa-cta h3 { color: #fff; margin: 0 0 8px; }
.oa-cta p { color: #E4F5F6; margin: 0 0 16px; }
.oa-cta a:not(.oa-btn), .oa-post .oa-cta a:not(.oa-btn) { color: #64DBE3; }
.oa-cta .oa-btn, .oa-post .oa-cta .oa-btn { background: #fff; color: #0F3D40 !important; margin: 0; }
.oa-cta .oa-btn:hover { background: #EAF6F7; }
@media (max-width: 600px) { .oa-post { font-size: 16px; } .oa-post .oa-lead { font-size: 18px; } .oa-post.oa-post h2 { font-size: 22px; } }
.oa-wrap.oa-wrap p, .oa-card.oa-card p, .oa-post.oa-post p, .oa-post.oa-post li { text-align: left; }

/* ---------- Home page section: [academy_home] ---------- */
.oa-home { --navy: #175E64; --navy-deep: #0F3D40; --teal: #23838B; --tint: #EAF6F7; --ink: #2B2A29; --muted: #6B7685; --border: #DDE3E7; --amber: #B5541C;
  background: linear-gradient(180deg, #EAF6F7 0%, #fff 100%); padding: 56px 20px; font-family: inherit; color: var(--ink); }
.oa-home-inner { max-width: 1040px; margin: 0 auto; text-align: center; }
.oa-home .oa-home-kicker { color: var(--teal); font-weight: 700; letter-spacing: .14em; font-size: 13px; margin: 0 0 8px; text-align: center; }
.oa-home.oa-home h2 { font-size: 34px; line-height: 1.25; color: var(--navy-deep); margin: 0 0 14px; }
.oa-home .oa-home-lead { max-width: 680px; margin: 0 auto 22px; color: var(--muted); font-size: 17px; text-align: center; }
.oa-home .oa-home-points { list-style: none; margin: 0 0 24px; padding: 0; display: flex; flex-wrap: wrap; justify-content: center; gap: 8px 22px; font-weight: 600; color: var(--navy); }
.oa-home .oa-home-points li::before { content: "\2713"; color: #fff; background: var(--teal); width: 20px; height: 20px; border-radius: 50%; display: inline-block; font-size: 12px; line-height: 20px; text-align: center; margin-right: 8px; }
.oa-home .oa-home-chips { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; margin: 0 0 28px; }
.oa-home .oa-home-chips a { background: #fff; border: 1.5px solid var(--border); color: var(--navy); border-radius: 999px; padding: 8px 18px; font-size: 14px; font-weight: 600; text-decoration: none; }
.oa-home .oa-home-chips a:hover { border-color: var(--teal); background: var(--tint); }
.oa-home .oa-home-actions { margin: 0 0 40px; text-align: center; }
.oa-home .oa-home-actions .oa-btn { margin: 4px 6px; }
.oa-home .oa-btn-ghost { background: #fff; color: var(--navy-deep) !important; border: 2px solid var(--navy); padding: 10px 24px; }
.oa-home .oa-btn-ghost:hover { background: var(--tint); }
.oa-home.oa-home h3.oa-home-sub { font-size: 22px; color: var(--navy-deep); margin: 0 0 18px; }
.oa-home .oa-card { text-align: left; }
@media (max-width: 600px) { .oa-home { padding: 40px 16px; } .oa-home.oa-home h2 { font-size: 26px; } }

/* ---------- Course page: content outline and steps (data comes from the Academy training module) ---------- */
.oa-about p { margin: 0 0 1em; max-width: 78ch; }
.oa-mods { display: grid; gap: 10px; }
.oa-mod { border: 1px solid var(--border); border-radius: 12px; background: #fff; overflow: hidden; }
.oa-mod summary { cursor: pointer; list-style: none; padding: 14px 18px; font-weight: 700; color: var(--navy-deep); display: flex; align-items: center; gap: 14px; }
.oa-mod summary::-webkit-details-marker { display: none; }
.oa-mod summary::after { content: "+"; margin-left: auto; font-size: 22px; color: var(--teal); font-weight: 600; }
.oa-mod[open] summary::after { content: "\2212"; }
.oa-mod[open] summary { background: var(--tint); }
.oa-modn { flex: none; width: 30px; height: 30px; border-radius: 50%; background: var(--teal); color: #fff; font-size: 14px; display: flex; align-items: center; justify-content: center; }
.oa-mod ul { margin: 0; padding: 12px 20px 16px 52px; }
.oa-mod li { margin: 5px 0; color: var(--ink); line-height: 1.5; }
.oa-steps { margin: 0; padding-left: 20px; }
.oa-steps li { margin-bottom: 10px; }

/* FAQ accordion: same marker style as the course outline */
.oa-faq summary { list-style: none; display: flex; align-items: center; gap: 12px; padding: 4px 0; }
.oa-faq summary::-webkit-details-marker { display: none; }
.oa-faq summary::after { content: "+"; margin-left: auto; font-size: 22px; color: var(--teal); font-weight: 600; }
.oa-faq[open] summary::after { content: "\2212"; }
.oa-faq p { max-width: 80ch; line-height: 1.6; }