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rgba(31,106,85,.2);color:var(--pine-dark);font-family:var(--mono-font);font-size:11px;font-weight:900}.study-week-title{flex:1;color:var(--ink-soft);font-size:13.5px;font-weight:600}.study-week-count{flex-shrink:0;color:var(--muted);font-family:var(--mono-font);font-size:11px}.study-week-chevron{flex-shrink:0;color:var(--muted);font-size:11px;transition:transform .2s ease}.study-week.open .study-week-chevron{transform:rotate(90deg)}.study-week-days{max-height:0;overflow:hidden;transition:max-height .25s ease}.study-week.open .study-week-days{max-height:3000px}.study-day{padding:12px 20px 12px 44px;border-top:1px solid var(--line);background:#f6f9f680}.study-day-label{display:flex;align-items:center;gap:8px;margin-bottom:6px;color:var(--muted);font-family:var(--mono-font);font-size:11px;font-weight:900}.study-day-done{color:var(--pine-dark);font-size:10px}.study-task-list{display:flex;flex-direction:column;gap:5px}.study-task{display:flex;align-items:flex-start;gap:10px;padding:6px 9px;border-radius:6px;cursor:pointer;width:100%;background:transparent;border:none;text-align:left;font:inherit;color:inherit;transition:background-color .12s ease}.study-task:hover{background:#d9eadf73}.study-task-check{flex-shrink:0;width:18px;height:18px;margin-top:1px;border-radius:5px;border:1.5px solid var(--line-strong);display:flex;align-items:center;justify-content:center;transition:background-color .15s ease,border-color .15s ease}.study-task.done .study-task-check{background:var(--pine);border-color:var(--pine)}.study-task-check svg{width:10px;height:10px;opacity:0;transition:opacity .12s ease}.study-task.done .study-task-check svg{opacity:1}.study-task-text{color:var(--ink);font-size:13.5px;line-height:1.5}.study-task.done .study-task-text{color:var(--muted);text-decoration:line-through;text-decoration-color:var(--line-strong)}.study-deliverable{margin:12px 20px 14px 44px;padding:10px 13px;border:1px solid rgba(182,109,31,.28);border-left:4px solid var(--amber);border-radius:7px;background:#f7c8731f;color:var(--ink-soft);font-size:13px;display:flex;gap:9px}.study-deliverable-tag{flex-shrink:0;color:var(--amber);font-family:var(--mono-font);font-size:11px;font-weight:900;padding-top:1px}.study-phase.optional .study-phase-name:after{content:"（可选）";margin-left:4px;color:var(--muted);font-weight:400;font-size:14px}.study-phase.new-tag .study-phase-name:after{content:" · 新增";margin-left:4px;color:var(--amber);font-weight:700;font-size:13px}.study-day.py .study-day-label{color:var(--amber)}.study-py-tag{display:inline-block;margin-right:6px;padding:1px 5px;border-radius:4px;background:#f7c87347;border:1px solid rgba(182,109,31,.28);color:var(--amber);font-family:var(--mono-font);font-size:9.5px;font-weight:900;vertical-align:2px}.study-footer{margin-top:32px;text-align:center;color:var(--muted);font-family:var(--mono-font);font-size:12px}@media(max-width:720px){.study-header{padding:26px 22px}.study-title-block h1{font-size:34px}.study-stats{grid-template-columns:repeat(2,1fr)}.study-header-top{flex-direction:column}.study-day{padding-left:26px}.study-deliverable{margin-left:26px}}