body { background: #f6f9f8; }
.practicum-hero { background: linear-gradient(135deg, rgba(15,77,58,.96), rgba(35,132,100,.84)); color: #fff; }
.practicum-hero .eyebrow, .practicum-hero h1, .practicum-hero .lead { color: #fff; }
.practicum-toolbar { display: grid; grid-template-columns: minmax(0, 1fr) 240px; gap: 14px; margin-bottom: 18px; }
.practicum-toolbar > * { min-width: 0; }
.semester-tabs { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 24px; }
.semester-tabs a { min-height: 40px; display: inline-flex; align-items: center; padding: 0 14px; border: 1px solid var(--line); border-radius: 8px; background: #fff; color: var(--primary); font-weight: 900; }
.semester-tabs a:hover { background: var(--primary); color: #fff; }
.semester-grid { display: grid; gap: 22px; }
.semester-access-note, .empty-state { padding: 18px; border: 1px solid rgba(15,77,58,.14); border-radius: 8px; background: #edf5f1; color: var(--primary); }
.semester-access-note { display: flex; align-items: center; justify-content: space-between; gap: 14px; }
.semester-access-note strong, .empty-state strong { display: block; font-weight: 900; }
.semester-access-note span, .empty-state p { margin: 4px 0 0; color: var(--muted); font-weight: 700; }
.semester-block { width: 100%; min-width: 0; border: 1px solid var(--line); border-radius: 8px; background: #fff; box-shadow: var(--shadow); overflow: hidden; }
.semester-head { display: flex; align-items: center; justify-content: space-between; gap: 18px; padding: 22px; border-bottom: 1px solid var(--line); background: linear-gradient(180deg, #fff, #f2f7f5); }
.semester-head h2 { margin: 0; color: var(--primary); font-size: clamp(24px, 3vw, 36px); }
.semester-head span { color: var(--muted); font-weight: 800; }
.course-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; padding: 22px; }
.course-card { min-width: 0; display: grid; gap: 12px; padding: 18px; border: 1px solid var(--line); border-radius: 8px; background: #fbfdfc; }
.course-top { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; }
.course-card h3 { margin: 0; color: var(--primary); line-height: 1.25; }
.course-type { flex: 0 0 auto; display: inline-grid; place-items: center; min-width: 42px; min-height: 34px; padding: 0 10px; border-radius: 8px; background: var(--soft); color: var(--primary); font-weight: 900; }
.module-list { display: grid; gap: 10px; }
.module-item { display: grid; gap: 8px; padding: 12px; border-radius: 8px; background: #fff; border: 1px solid rgba(15,77,58,.1); }
.module-item strong { color: var(--primary); }
.module-item p { margin: 0; color: var(--muted); }
.module-item .actions { margin-top: 2px; }
.attendance-list { display: grid; gap: 10px; }
.attendance-item { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 12px; border: 1px solid rgba(15,77,58,.14); border-radius: 8px; background: #eef6f2; }
.attendance-item strong { color: var(--primary); }
.attendance-item p { margin: 4px 0 0; color: var(--muted); font-weight: 700; }
.attendance-item .btn { flex: 0 0 auto; }
.attendance-code-dialog { position: fixed; inset: 0; z-index: 1000; display: grid; place-items: center; padding: 18px; }
.attendance-code-dialog[hidden] { display: none; }
.attendance-code-backdrop { position: absolute; inset: 0; background: rgba(7, 26, 20, .58); backdrop-filter: blur(8px); }
.attendance-code-card { position: relative; z-index: 1; width: min(420px, 100%); display: grid; gap: 12px; padding: 24px; border: 1px solid rgba(255,255,255,.34); border-radius: 8px; background: rgba(255,255,255,.96); box-shadow: 0 28px 80px rgba(0,0,0,.22); }
.attendance-code-card h2 { margin: 0; color: var(--primary); font-size: 28px; line-height: 1.12; }
.attendance-code-card p { margin: 0; color: var(--muted); line-height: 1.5; }
.attendance-code-card small { min-height: 18px; color: #b42318; font-weight: 800; }
.attendance-code-card input { font-size: 18px; font-weight: 900; letter-spacing: .08em; text-align: center; text-transform: uppercase; }
.attendance-code-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.attendance-code-open { overflow: hidden; }
.empty-module { margin: 0; color: var(--muted); }
@media (max-width: 780px) { .practicum-toolbar, .course-grid { grid-template-columns: 1fr; } .semester-head, .semester-access-note, .attendance-item { display: grid; } .attendance-item .btn { width: 100%; } .attendance-code-actions { grid-template-columns: 1fr; } }