/* Trailhead-inspired course information architecture using provider theme tokens. */
.page--course-modules .page-main { padding-top: 0; }
.course-modules { --module-accent: var(--accent, #2563eb); --module-contrast: var(--accent-contrast, #fff); color: var(--text, #172033); }
.course-modules__masthead { position: relative; overflow: hidden; padding: clamp(1.5rem, 4vw, 3.25rem) max(1rem, calc((100vw - 1240px) / 2)); background: linear-gradient(135deg, color-mix(in srgb, var(--module-accent) 16%, var(--surface, #fff)), var(--surface, #fff) 58%); border-bottom: 1px solid var(--border, #dce3ec); }
.course-modules__masthead::after { content: ''; position: absolute; width: 22rem; height: 22rem; right: -8rem; top: -13rem; border-radius: 50%; background: color-mix(in srgb, var(--module-accent) 12%, transparent); pointer-events: none; }
.course-modules__breadcrumbs { display: flex; flex-wrap: wrap; gap: .5rem; align-items: center; margin-bottom: 1.35rem; color: var(--muted, #64748b); font-size: .85rem; }
.course-modules__breadcrumbs a { color: var(--module-accent); font-weight: 700; text-decoration: none; }
.course-modules__masthead-grid { position: relative; z-index: 1; display: grid; grid-template-columns: auto minmax(0, 1fr) minmax(10rem, 14rem); gap: clamp(1rem, 3vw, 2rem); align-items: center; max-width: 1240px; margin: 0 auto; }
.course-modules__badge { display: grid; place-items: center; width: clamp(4.5rem, 8vw, 6.5rem); aspect-ratio: 1; border-radius: 1.35rem; color: var(--module-accent); background: var(--surface, #fff); box-shadow: 0 16px 38px color-mix(in srgb, var(--module-accent) 18%, transparent); }
.course-modules__badge svg { width: 72%; height: 72%; }
.course-modules__eyebrow { display: block; margin-bottom: .5rem; color: var(--module-accent); font-size: .76rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.course-modules__masthead-copy h1 { max-width: 48rem; margin: 0; font-size: clamp(1.8rem, 4vw, 3rem); line-height: 1.05; }
.course-modules__masthead-copy > p { max-width: 48rem; margin: .75rem 0 0; color: var(--muted, #5d6879); font-size: 1rem; line-height: 1.65; }
.course-modules__meta { display: flex; flex-wrap: wrap; gap: .55rem; margin-top: 1rem; }
.course-modules__meta span { padding: .38rem .7rem; border: 1px solid color-mix(in srgb, var(--module-accent) 24%, var(--border, #dce3ec)); border-radius: 999px; background: color-mix(in srgb, var(--surface, #fff) 86%, transparent); font-size: .78rem; font-weight: 700; }
.course-modules__progress { padding: 1rem; border: 1px solid color-mix(in srgb, var(--module-accent) 22%, var(--border, #dce3ec)); border-radius: 1rem; background: color-mix(in srgb, var(--surface, #fff) 88%, transparent); }
.course-modules__progress-value { color: var(--module-accent); font-size: 1.65rem; font-weight: 850; }
.course-modules__progress > span { color: var(--muted, #64748b); font-size: .75rem; font-weight: 700; text-transform: uppercase; }
.course-modules__progress-track { height: .45rem; margin-top: .75rem; overflow: hidden; border-radius: 999px; background: color-mix(in srgb, var(--module-accent) 14%, var(--surface-muted, #edf2f7)); }
.course-modules__progress-track span { display: block; height: 100%; border-radius: inherit; background: var(--module-accent); }
.course-modules__layout { display: grid; grid-template-columns: minmax(16rem, 21rem) minmax(0, 1fr); gap: clamp(1.25rem, 3vw, 3rem); width: min(1240px, calc(100% - 2rem)); margin: 0 auto; padding: clamp(1.5rem, 4vw, 3rem) 0 4rem; align-items: start; }
.course-modules__rail { position: sticky; top: 1rem; overflow: hidden; border: 1px solid var(--border, #dce3ec); border-radius: 1rem; background: var(--surface, #fff); box-shadow: 0 10px 30px rgba(15, 23, 42, .07); }
.course-modules__track-picker { display: grid; gap: .4rem; padding: 1rem; border-bottom: 1px solid var(--border, #dce3ec); }
.course-modules__track-picker span, .course-modules__rail-head span { color: var(--muted, #64748b); font-size: .72rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.course-modules__track-picker select { width: 100%; min-height: 2.65rem; padding: .55rem .7rem; border: 1px solid var(--border, #cbd5e1); border-radius: .6rem; color: var(--text, #172033); background: var(--surface, #fff); font: inherit; font-weight: 700; }
.course-modules__rail-head { display: flex; justify-content: space-between; align-items: center; padding: 1rem 1rem .6rem; }
.course-modules__rail-head strong { display: grid; place-items: center; min-width: 1.8rem; height: 1.8rem; border-radius: 999px; color: var(--module-contrast); background: var(--module-accent); font-size: .78rem; }
.course-modules__list { max-height: min(65vh, 42rem); margin: 0; padding: .25rem .55rem .75rem; overflow-y: auto; list-style: none; }
.course-modules__list-link { display: grid; grid-template-columns: 2rem minmax(0, 1fr); gap: .7rem; align-items: start; margin: .15rem 0; padding: .75rem; border: 1px solid transparent; border-radius: .75rem; color: inherit; text-decoration: none; transition: background .16s ease, border-color .16s ease, transform .16s ease; }
.course-modules__list-link:hover, .course-modules__list-link:focus-visible { border-color: color-mix(in srgb, var(--module-accent) 30%, var(--border, #dce3ec)); background: color-mix(in srgb, var(--module-accent) 7%, var(--surface, #fff)); transform: translateX(2px); outline: none; }
.course-modules__list-link--active { border-color: color-mix(in srgb, var(--module-accent) 32%, var(--border, #dce3ec)); background: color-mix(in srgb, var(--module-accent) 10%, var(--surface, #fff)); }
.course-modules__list-number { display: grid; place-items: center; width: 2rem; height: 2rem; border: 1px solid color-mix(in srgb, var(--module-accent) 28%, var(--border, #dce3ec)); border-radius: 50%; color: var(--module-accent); font-size: .75rem; font-weight: 850; }
.course-modules__list-link--active .course-modules__list-number { color: var(--module-contrast); background: var(--module-accent); border-color: var(--module-accent); }
.course-modules__list-copy { min-width: 0; }
.course-modules__list-copy strong, .course-modules__list-copy small { display: block; }
.course-modules__list-copy strong { font-size: .88rem; line-height: 1.3; }
.course-modules__list-copy small { display: -webkit-box; margin-top: .25rem; overflow: hidden; color: var(--muted, #64748b); font-size: .72rem; line-height: 1.35; -webkit-box-orient: vertical; -webkit-line-clamp: 2; }
.course-modules__content { min-width: 0; overflow: hidden; border: 1px solid var(--border, #dce3ec); border-radius: 1rem; background: var(--surface, #fff); box-shadow: 0 14px 44px rgba(15, 23, 42, .08); }
.course-modules__unit-head { padding: clamp(1.25rem, 4vw, 2.5rem); border-bottom: 1px solid var(--border, #dce3ec); background: linear-gradient(180deg, color-mix(in srgb, var(--module-accent) 6%, var(--surface, #fff)), var(--surface, #fff)); }
.course-modules__unit-head > span { color: var(--module-accent); font-size: .75rem; font-weight: 850; letter-spacing: .09em; text-transform: uppercase; }
.course-modules__unit-head h2 { margin: .45rem 0 .5rem; font-size: clamp(1.55rem, 3vw, 2.25rem); }
.course-modules__unit-head p { max-width: 48rem; margin: 0; color: var(--muted, #64748b); line-height: 1.6; }
.course-modules__article { max-width: 54rem; margin: 0 auto; padding: clamp(1.35rem, 5vw, 3.5rem); font-size: 1rem; line-height: 1.75; }
.course-modules__article h1:first-child, .course-modules__article h2:first-of-type { margin-top: 0; }
.course-modules__article h1 { font-size: clamp(1.55rem, 3vw, 2.15rem); }
.course-modules__article h2 { margin-top: 2.5rem; padding-top: .4rem; font-size: 1.55rem; }
.course-modules__article h3 { margin-top: 2rem; font-size: 1.2rem; }
.course-modules__article a { color: var(--module-accent); font-weight: 650; }
.course-modules__article table { display: block; max-width: 100%; overflow-x: auto; }
.course-modules__pager { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; padding: 1.25rem clamp(1.25rem, 4vw, 2.5rem); border-top: 1px solid var(--border, #dce3ec); background: var(--surface-muted, #f8fafc); }
.course-modules__pager > div:last-child { text-align: right; }
.course-modules__pager-link { display: inline-flex; flex-direction: column; max-width: 24rem; padding: .8rem 1rem; border: 1px solid color-mix(in srgb, var(--module-accent) 28%, var(--border, #dce3ec)); border-radius: .75rem; color: inherit; background: var(--surface, #fff); text-decoration: none; }
.course-modules__pager-link:hover, .course-modules__pager-link:focus-visible { border-color: var(--module-accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--module-accent) 16%, transparent); outline: none; }
.course-modules__pager-link span { color: var(--module-accent); font-size: .72rem; font-weight: 800; letter-spacing: .06em; text-transform: uppercase; }
.course-modules__pager-link strong { margin-top: .2rem; font-size: .9rem; }
.course-modules__empty { padding: 4rem 2rem; text-align: center; }
@media (max-width: 860px) { .course-modules__masthead-grid { grid-template-columns: auto 1fr; } .course-modules__progress { grid-column: 1 / -1; } .course-modules__layout { grid-template-columns: 1fr; } .course-modules__rail { position: static; } .course-modules__list { max-height: 20rem; } }
@media (max-width: 560px) { .course-modules__masthead-grid { grid-template-columns: 1fr; } .course-modules__badge { width: 4.25rem; } .course-modules__layout { width: min(100% - 1rem, 1240px); } .course-modules__pager { grid-template-columns: 1fr; } .course-modules__pager > div:last-child { text-align: left; } .course-modules__pager-link { width: 100%; } }
@media (prefers-reduced-motion: reduce) { .course-modules__list-link { transition: none; } }