:root { --primary: #0f7685; --bg-main: #f8fafc; --bg-card: #ffffff; --text-main: #1e293b; --text-muted: #64748b; }
body { font-family: 'Plus Jakarta Sans', sans-serif; background: var(--bg-main); color: var(--text-main); padding: 2rem; }
#dashboard { display: grid; grid-template-columns: 320px 1fr; gap: 2rem; width: 100%; max-width: 1400px; margin: 0 auto; }
.ui-card { background: var(--bg-card); padding: 1.5rem; border-radius: 20px; border: 1px solid #e2e8f0; margin-bottom: 1.5rem; box-shadow: 0 4px 6px -1px rgba(0,0,0,0.05); }
.ui-input { width: 100%; border: 2px solid #e2e8f0; border-radius: 12px; padding: 1rem; margin-bottom: 0.5rem; font-family: inherit; }
.btn-primary { background: var(--primary); color: white; border: none; padding: 1rem; border-radius: 12px; font-weight: 800; cursor: pointer; width: 100%; }
.btn-secondary { background: #f1f5f9; border: none; padding: 0.5rem 1rem; border-radius: 8px; cursor: pointer; }
.lesson-wrap { margin-bottom: 1rem; }
.lesson { display: flex; align-items: center; justify-content: space-between; padding: 1rem; background: #fff; border: 1px solid #e2e8f0; border-radius: 12px 12px 0 0; }
.lesson.done { background: #f8fafc; border-color: #cbd5e1; }
.note-box { font-size: 0.85rem; height: 60px; border-top: none; border-top-left-radius: 0; border-top-right-radius: 0; resize: vertical; }
.badge { background: #ccfbf1; color: #0f7685; padding: 4px 12px; border-radius: 99px; font-size: 0.75rem; font-weight: 800; }
#progress-bar { width: 100%; background: #e2e8f0; height: 8px; border-radius: 4px; overflow: hidden; }
#progress-fill { height: 100%; background: var(--primary); width: 0%; transition: width 0.3s; }