.course-instructor{display:flex;align-items:center;justify-content:space-between;gap:1rem;flex-wrap:wrap;padding:1.2rem 0;margin-top:1rem;border-top:1px solid var(--border-color,#e2e8f0)}
.instructor-trigger{display:flex;align-items:center;gap:.9rem;border:0;background:transparent;color:inherit;text-align:start;padding:.3rem;cursor:pointer;border-radius:.8rem}
.instructor-trigger:hover{background:var(--bg-secondary,rgba(37,99,235,.06))}
.instructor-trigger:focus-visible{outline:2px solid #2563eb;outline-offset:4px}
.instructor-avatar{object-fit:cover;border-radius:50%;flex-shrink:0}
.instructor-avatar-placeholder{display:grid;place-items:center;width:52px;height:52px;background:rgba(37,99,235,.1);font-size:1.7rem;color:#2563eb}
.instructor-name{display:flex;align-items:center;gap:.4rem;font-weight:700;line-height:1.8}
.instructor-verified{display:inline-flex;align-items:center;flex-shrink:0;vertical-align:middle;line-height:1}
/* Same proportion as the app (badge ≈ 1.1–1.3 × name size), so it scales with every heading. */
.instructor-verified svg{display:block;width:1.1em;height:1.1em}
.instructor-role{display:block;font-size:.85rem;color:var(--text-muted,#64748b)}
.instructor-courses-link{font-size:.85rem;font-weight:600}
.instructor-profile-header{display:flex;align-items:center;gap:1rem;margin-bottom:1.5rem}
.instructor-bio{line-height:2.2;overflow-wrap:anywhere;margin-top:1.2rem;max-width:70ch}
.instructor-bio p:last-child{margin-bottom:0}
#instructor-bio .modal-content{background:var(--bg-surface);color:var(--text-main);border-color:var(--border-color)}

/* Teacher identity stays distinct from the academy's own brand. */
.course-card-instructor{position:relative;z-index:2;display:flex;align-items:center;gap:.4rem;width:fit-content;max-width:100%;margin:.65rem 0 .85rem;font-size:.78rem;color:var(--text-muted);text-decoration:none}
.course-card-instructor:hover{color:var(--color-primary)}
.course-card-instructor-avatar{display:block;width:28px;height:28px;object-fit:cover;border-radius:50%;flex:none}
.course-card-instructor-placeholder{display:grid;place-items:center;background:var(--bg-surface-2);font-size:1rem;color:var(--color-primary)}
.course-card-instructor-name{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;min-width:0}
.course-card-instructor .instructor-verified svg{width:1.3em;height:1.3em}
.instructor-directory-eyebrow{display:block;margin-bottom:.65rem;font-size:.83rem;letter-spacing:.02em;opacity:.8}
.instructor-directory-heading{display:flex;align-items:center;justify-content:space-between;gap:1rem;margin-bottom:1.75rem}
.instructor-directory-heading h2{font-size:1.35rem;margin:0;font-weight:800}
.instructor-directory-heading>span{font-size:.85rem;color:var(--text-muted)}
.instructor-directory-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1.5rem}
.instructor-card{display:flex;flex-direction:column;min-width:0;border:1px solid var(--border-color);background:var(--bg-surface);border-radius:20px;overflow:hidden;box-shadow:var(--shadow-sm);transition:transform .2s,box-shadow .2s}
.instructor-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md)}
.instructor-card-portrait{display:block;height:235px;background:var(--bg-surface-2);overflow:hidden}
.instructor-card-portrait>img{display:block;width:100%;height:100%;object-fit:cover;object-position:center 30%;transition:transform .3s}
.instructor-card:hover .instructor-card-portrait>img{transform:scale(1.025)}
.instructor-card-placeholder{display:grid;place-items:center;width:100%;height:100%;background:linear-gradient(135deg,var(--color-primary-soft),var(--bg-surface-2));font-size:5rem;color:var(--color-primary)}
.instructor-card-body{padding:1.3rem;display:flex;flex-direction:column;flex:1}
.instructor-card-title{display:flex;align-items:center;gap:.4rem;font-size:1.05rem;line-height:1.9;font-weight:800;margin:0 0 .2rem}
.instructor-card-title>a{color:var(--text-main)}
.instructor-card-role{font-size:.82rem;color:var(--text-muted);line-height:1.9;margin:0 0 1rem}
.instructor-card-meta{font-size:.78rem;color:var(--text-muted);margin-top:auto;padding-top:.5rem}
.instructor-card-meta i{margin-left:.3rem;color:var(--color-primary)}
.instructor-card-link{display:flex;align-items:center;justify-content:space-between;gap:.5rem;margin-top:1.1rem;border-top:1px solid var(--border-color);padding-top:1rem;font-size:.8rem;font-weight:700}
.instructor-directory-empty{grid-column:1/-1;padding:3rem;text-align:center;border:1px dashed var(--border-color);border-radius:20px;background:var(--bg-surface)}
.instructor-directory-empty>i{font-size:2.3rem;color:var(--color-primary)}
.instructor-directory-empty>p{margin:1rem 0 1.5rem;color:var(--text-muted)}
.instructor-detail-placeholder{width:90px;height:90px;font-size:2.5rem}
.academy-course-filters{display:flex;align-items:flex-end;gap:.9rem;flex-wrap:wrap;padding:1.3rem;margin-bottom:1.5rem;border:1px solid var(--border-color);border-radius:18px;background:var(--bg-surface)}
.academy-course-filters label{display:flex;flex-direction:column;gap:.55rem;min-width:155px;font-size:.79rem;color:var(--text-muted)}
.academy-course-filters .academy-course-search{flex:1;min-width:230px}
.academy-course-filters input,.academy-course-filters select{border:1px solid var(--border-color);border-radius:10px;min-height:44px;padding:.6rem .85rem;background:var(--bg-body);color:var(--text-main);font:inherit;width:100%}
.academy-course-filters input:focus-visible,.academy-course-filters select:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}
.academy-course-filters button{min-height:44px;font-size:.83rem;white-space:nowrap}
.academy-course-reset{align-self:center;font-size:.8rem;white-space:nowrap;padding:.6rem 0}
.academy-course-results{color:var(--text-muted);font-size:.85rem;margin-bottom:1.5rem}
@media(max-width:991px){.instructor-directory-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:575px){.instructor-directory-grid{grid-template-columns:minmax(0,1fr)}.instructor-card-portrait{height:260px}.instructor-directory-heading{align-items:flex-start}.instructor-directory-heading h2{font-size:1.15rem}.academy-course-filters{gap:.75rem;padding:1rem}.academy-course-filters label,.academy-course-filters .academy-course-search{min-width:0;flex-basis:100%}.academy-course-filters button{flex:1}}
@media(prefers-reduced-motion:reduce){.instructor-card,.instructor-card-portrait>img{transition:none}.instructor-card:hover,.instructor-card:hover .instructor-card-portrait>img{transform:none}}