.course-hero { padding-block: 3rem 1.5rem; }
.course-back { display: inline-block; margin-bottom: 1.5rem; color: var(--muted); }
.course-hero h1 { max-width: 18ch; font-size: clamp(2.4rem, 5vw, 4.5rem); line-height: 1.08; margin-block: .75rem 1.25rem; }
.course-hero .hero-body { max-width: 65ch; }
.course-hero-note { display: flex; align-items: start; gap: .75rem; padding: 1rem 1.2rem; max-width: 60rem; border: 1px solid var(--surface-border); border-radius: 14px; background: var(--surface); }
.course-hero-note p { margin: 0; color: var(--muted-strong); font-size: .9rem; }
.course-note-dot { flex-shrink: 0; width: 9px; height: 9px; margin-top: .45rem; border-radius: 50%; background: var(--amber); }
.course-catalog { padding-top: 1rem; }
.course-controls { display: grid; grid-template-columns: minmax(0, 2fr) minmax(0, 1fr); gap: 1rem; margin-block: 1.5rem; }
.course-controls label { display: grid; gap: .4rem; min-width: 0; }
.course-controls input, .course-controls select { min-width: 0; width: 100%; min-height: 44px; padding: .75rem; border: 1px solid var(--surface-border); border-radius: 12px; color: var(--text); background: var(--surface-strong); font: inherit; }
.course-controls[hidden], [data-course-retry][hidden] { display: none; }
.public-course-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 1fr)); align-items: stretch; gap: 1.25rem; }
.public-course-card { min-width: 0; display: flex; flex-direction: column; padding: 1.5rem; border: 1px solid var(--surface-border); border-radius: 18px; background: var(--surface); }
.public-course-card h3 { font-family: var(--font-display); font-size: 1.4rem; line-height: 1.25; margin-block: 1rem .6rem; }
.public-course-card p { color: var(--muted-strong); margin-block: .4rem .9rem; }
.course-card-top, .course-card-meta, .course-card-actions { display: flex; align-items: center; flex-wrap: wrap; gap: .65rem; }
.course-card-top { justify-content: space-between; font-size: .75rem; }
.course-card-status { border: 1px solid var(--amber); padding: .2rem .5rem; border-radius: 999px; color: var(--amber-soft); }
html[data-theme="light"] .course-card-status { color: #714300; border-color: #a15d00; }
.course-card-category, .course-card-meta, .course-result-count { color: var(--muted); font-size: .85rem; }
.course-card-project { border-top: 1px solid var(--surface-border); padding-top: 1rem; }
.course-card-project strong { color: var(--text); font-size: .8rem; }
.course-card-actions { margin-top: auto; padding-top: .5rem; }
.course-card-actions button, .course-card-actions a { min-height: 44px; }
.course-contact-panel { display: flex; align-items: center; justify-content: space-between; gap: 2rem; padding: 2rem; background: var(--surface); border: 1px solid var(--surface-border); border-radius: 20px; }
.course-contact-panel p { max-width: 65ch; }
.course-capabilities { padding-block: 1.5rem 2rem; }
.course-capabilities-intro { max-width: 80ch; color: var(--muted-strong); line-height: 1.7; }
.course-capability-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1rem; margin-block: 1.5rem; }
.course-capability-grid article { min-width: 0; padding: 1.25rem; border: 1px solid var(--surface-border); border-radius: 16px; background: var(--surface); }
.course-capability-grid h3 { margin-top: 0; }
.course-capability-grid p { margin-bottom: 0; color: var(--muted-strong); line-height: 1.6; }
.course-capabilities .course-contact-panel h3 { font-family: var(--font-display); font-size: 1.5rem; margin-block: .5rem; }
.course-capabilities .course-contact-panel > a { flex-shrink: 0; min-height: 44px; }
@media (max-width: 800px) { .course-capability-grid { grid-template-columns: minmax(0, 1fr); } }
.course-site-footer { padding-block: 1rem 5rem; }
.course-certification { padding-block: 1rem; }
.course-certificate { min-width: 0; padding: clamp(1.2rem, 3vw, 2rem); border: 1px solid var(--surface-border); border-radius: 18px; background: var(--surface); overflow-wrap: anywhere; }
.course-certificate h2 { margin-top: 0; font-family: var(--font-display); font-size: clamp(1.5rem, 3vw, 2rem); }
.course-certificate-copy { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 2rem; }
.course-certificate-copy p { margin-top: 0; color: var(--muted-strong); line-height: 1.7; }
@media (max-width: 650px) { .course-certificate-copy { grid-template-columns: minmax(0, 1fr); gap: 0; } }
.public-course-dialog { width: min(900px, calc(100vw - 2rem)); max-height: 90dvh; box-sizing: border-box; padding: 1.75rem; border: 1px solid var(--surface-border); border-radius: 20px; background: var(--bg); color: var(--text); overscroll-behavior: contain; }
.public-course-dialog::backdrop { background: #000a; backdrop-filter: blur(4px); }
.course-dialog-top { display: flex; justify-content: space-between; align-items: center; gap: 1rem; }
.course-dialog-close { display: grid; place-items: center; flex-shrink: 0; width: 44px; height: 44px; border: 1px solid var(--surface-border); border-radius: 50%; color: var(--text); background: var(--surface); cursor: pointer; font-size: 1.8rem; }
.public-course-dialog h2 { font-family: var(--font-display); font-size: clamp(1.6rem, 4vw, 2.4rem); line-height: 1.2; }
.public-course-dialog h3 { font-size: 1.15rem; margin-block: 1.5rem .5rem; }
.public-course-dialog p, .public-course-dialog li { overflow-wrap: anywhere; }
.course-detail-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.25rem; }
.course-detail-grid > div { min-width: 0; }
.course-detail-modules { padding-left: 1.4rem; }
.course-detail-modules > li { padding: .5rem 0 1rem .4rem; border-bottom: 1px solid var(--surface-border); }
.course-detail-modules h4 { font-size: 1.05rem; margin-block: .3rem .6rem; }
.course-detail-practice { color: var(--muted-strong); }
.course-load-status { color: var(--muted-strong); }
.course-load-status.is-error { color: #fb7185; }
html[data-theme="light"] .course-load-status.is-error { color: #a81838; }
@media (max-width: 650px) { .course-controls, .course-detail-grid { grid-template-columns: minmax(0, 1fr); } .course-contact-panel { flex-direction: column; align-items: start; padding: 1.4rem; } .public-course-dialog { padding: 1rem; } }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }