.product-demo{border:1px solid var(--cc-border);border-radius:var(--cc-radius-panel);background:var(--cc-bg);overflow:hidden}.product-demo :is(h3,h4){color:var(--cc-ink)}.pd-app{grid-template-columns:224px minmax(0,1fr);display:grid}.pd-sidebar{border-right:1px solid var(--cc-border);flex-direction:column;gap:28px;padding:24px 12px;display:flex}.pd-logo{width:auto;height:22px;margin-left:12px;display:block}.pd-tabs{flex-direction:column;gap:2px;display:flex}.pd-tab{border-radius:var(--cc-radius-row);height:42px;color:var(--cc-muted);text-align:left;white-space:nowrap;transition:color .15s var(--cc-ease), background-color .15s var(--cc-ease);background:0 0;border:1px solid #0000;align-items:center;gap:12px;padding:0 12px;font-size:15px;display:flex}.pd-tab:hover{color:var(--cc-ink)}.pd-tab.is-selected{background:var(--cc-card);border-color:var(--cc-border);color:var(--cc-ink)}.pd-workspace{flex-direction:column;min-width:0;display:flex}.pd-workspace-bar{border-bottom:1px solid var(--cc-border);height:56px;color:var(--cc-fg);justify-content:space-between;align-items:center;gap:16px;padding:0 28px;font-size:14px;display:flex}.pd-screen{flex:1;min-height:600px;padding:40px 32px 32px}.pd-screen[hidden]{display:none}.pd-screen:focus-visible{outline-offset:-3px}.pd-stack{flex-direction:column;gap:20px;max-width:640px;margin-inline:auto;display:flex}.pd-heading span,.pd-context>span,.pd-idea>span,.pd-focus span,.pd-stats dt{letter-spacing:.14em;text-transform:uppercase;color:var(--cc-muted);font-size:12px;font-weight:500;line-height:1;display:block}.pd-heading h3{letter-spacing:-.03em;margin-top:12px;font-size:28px;line-height:1.1}.pd-heading p{color:var(--cc-muted);margin-top:8px;font-size:15px}.pd-text-button{color:var(--cc-ink);text-decoration:underline;-webkit-text-decoration-color:var(--cc-control);text-decoration-color:var(--cc-control);text-underline-offset:4px;background:0 0;border:0;align-items:center;gap:6px;padding:0;font-size:14px;display:inline-flex}.pd-text-button:hover{-webkit-text-decoration-color:var(--cc-ink);text-decoration-color:var(--cc-ink)}.pd-icon-button{border:1px solid var(--cc-border);border-radius:var(--cc-radius-row);width:36px;height:36px;color:var(--cc-muted);background:0 0;place-items:center;display:grid}.pd-icon-button:hover,.pd-icon-button.is-active{color:var(--cc-ink);border-color:var(--cc-control)}.pd-actions{min-height:40px;color:var(--cc-muted);justify-content:space-between;align-items:center;gap:16px;font-size:14px;display:flex}.pd-actions .is-correct{color:var(--cc-success)}.pd-actions .is-wrong{color:var(--cc-destructive)}.pd-hint{color:var(--cc-muted);font-size:14px}.pd-mono{font-family:var(--font-geist-mono), ui-monospace, monospace;font-variant-numeric:tabular-nums;letter-spacing:0}.pd-list{flex-direction:column;gap:8px;display:flex}.pd-task,.pd-module{border:1px solid var(--cc-border);border-radius:var(--cc-radius-row);background:var(--cc-card);text-align:left;width:100%;min-height:64px;transition:border-color .15s var(--cc-ease);align-items:center;gap:16px;padding:12px 16px;display:flex}.pd-task:hover,.pd-module:hover{border-color:var(--cc-control)}.pd-module.is-selected{border-color:var(--cc-primary)}.pd-task-copy{flex-direction:column;flex:1;gap:2px;min-width:0;display:flex}.pd-task-copy strong{color:var(--cc-ink);font-size:16px;font-weight:450}.pd-task-copy>span{color:var(--cc-muted);font-size:14px}.pd-task.is-done .pd-task-copy strong{color:var(--cc-muted)}.pd-check{border:1px solid var(--cc-control);border-radius:6px;flex-shrink:0;place-items:center;width:22px;height:22px;display:grid}.pd-task.is-done .pd-check{background:var(--cc-primary);border-color:var(--cc-primary);color:var(--cc-on-primary)}.pd-modules{grid-template-columns:repeat(2,minmax(0,1fr));display:grid}.pd-modules .pd-module{flex-wrap:wrap;align-items:flex-start;row-gap:8px}.pd-modules .pd-time{width:100%;padding-left:40px}.pd-index{width:24px;font-family:var(--font-geist-mono), ui-monospace, monospace;color:var(--cc-muted);letter-spacing:0;font-size:13px}.pd-time{color:var(--cc-muted);font-variant-numeric:tabular-nums;align-items:center;gap:6px;font-size:14px;display:inline-flex}.pd-week{grid-template-columns:repeat(7,minmax(0,1fr));gap:6px;display:grid}.pd-week li{border:1px solid var(--cc-border);border-radius:var(--cc-radius-row);color:var(--cc-primary);flex-direction:column;align-items:center;gap:4px;padding:10px 0;display:flex}.pd-week span{color:var(--cc-muted);font-size:12px}.pd-week strong{color:var(--cc-ink);font-variant-numeric:tabular-nums;font-size:18px;font-weight:450}.pd-week i{height:8px}.pd-week .is-today{border-color:var(--cc-primary);background:var(--cc-card)}.pd-row-head{justify-content:space-between;align-items:baseline;gap:12px;margin-top:4px;display:flex}.pd-row-head h4{letter-spacing:-.02em;font-size:17px}.pd-row-head span{color:var(--cc-muted);font-variant-numeric:tabular-nums;font-size:14px}.pd-question-meta{color:var(--cc-muted);justify-content:space-between;align-items:center;gap:12px;font-size:14px;display:flex}.pd-question-meta>span{align-items:center;gap:6px;display:inline-flex}.pd-tag{margin-left:8px}.pd-question{font-family:var(--font-question), var(--font-geist), system-ui, sans-serif;letter-spacing:-.01em;color:var(--cc-ink);font-size:18px;font-weight:400;line-height:1.5}.pd-equation{letter-spacing:-.02em;margin-bottom:12px;font-size:24px}.pd-blitz-prompt{font-family:var(--font-question), var(--font-geist), system-ui, sans-serif;letter-spacing:-.02em;color:var(--cc-ink);font-size:22px;font-weight:400;line-height:1.4}.pd-choices{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;display:grid}.pd-choice{border:1px solid var(--cc-border);border-radius:var(--cc-radius-row);background:var(--cc-card);height:52px;font-family:var(--font-question), var(--font-geist), system-ui, sans-serif;color:var(--cc-ink);text-align:left;transition:border-color .15s var(--cc-ease);align-items:center;gap:14px;padding:0 14px;font-size:17px;display:flex}.pd-choice:not(:disabled):hover{border-color:var(--cc-control)}.pd-choice:disabled{cursor:default}.pd-letter{border:1px solid var(--cc-control);width:26px;height:26px;font-family:var(--font-geist), system-ui, sans-serif;color:var(--cc-fg);border-radius:9999px;flex-shrink:0;place-items:center;font-size:13px;font-weight:500;display:grid}.pd-choice.is-selected{border-color:var(--cc-primary)}.pd-choice.is-selected .pd-letter{background:var(--cc-primary);border-color:var(--cc-primary);color:var(--cc-on-primary)}.pd-choice.is-correct{background:#37c9641a;border-color:#37c96480}.pd-choice.is-correct .pd-letter{border-color:var(--cc-success);color:var(--cc-success)}.pd-choice.is-wrong{background:#ff6b6b1a;border-color:#ff6b6b80}.pd-choice.is-wrong .pd-letter{border-color:var(--cc-destructive);color:var(--cc-destructive)}.pd-explanation{border:1px solid var(--cc-border);border-radius:var(--cc-radius-row);background:var(--cc-card);flex-direction:column;align-items:flex-start;gap:14px;padding:16px 18px;font-size:15px;display:flex}.pd-explanation b{color:var(--cc-ink);font-weight:500}.pd-stats{border-top:1px solid var(--cc-border);border-bottom:1px solid var(--cc-border);grid-template-columns:repeat(2,minmax(0,1fr));display:grid}.pd-stats>div{padding:16px 0}.pd-stats>div+div{border-left:1px solid var(--cc-border);padding-left:20px}.pd-stats dd{letter-spacing:-.04em;color:var(--cc-ink);font-variant-numeric:tabular-nums;margin-top:10px;font-size:36px;line-height:1}.pd-stats small,.pd-bars small,.pd-big-number small{letter-spacing:-.01em;color:var(--cc-muted);margin-left:2px;font-size:.55em}.pd-track{gap:8px;font-size:14px;display:flex}.pd-track li{border:1px solid var(--cc-border);color:var(--cc-muted);border-radius:9999px;padding:6px 14px}.pd-track .is-current{border-color:var(--cc-primary);color:var(--cc-ink)}.pd-flashcard{border:1px solid var(--cc-border);border-radius:var(--cc-radius-panel);background:var(--cc-card);text-align:left;width:100%;min-height:196px;transition:border-color .15s var(--cc-ease);flex-direction:column;align-items:flex-start;gap:6px;padding:20px;display:flex}.pd-flashcard:hover{border-color:var(--cc-control)}.pd-flashcard-top{width:100%;color:var(--cc-muted);font-variant-numeric:tabular-nums;justify-content:space-between;margin-bottom:12px;font-size:13px;display:flex}.pd-word{letter-spacing:-.04em;color:var(--cc-ink);font-size:40px;line-height:1.05}.pd-definition{color:var(--cc-fg);font-size:16px}.pd-flashcard:not(.is-revealed) .pd-definition{color:var(--cc-muted)}.pd-translation{color:var(--cc-muted);font-size:14px}.pd-context{border-left:2px solid var(--cc-border);padding-left:16px}.pd-context p{font-family:var(--font-question), var(--font-geist), system-ui, sans-serif;color:var(--cc-fg);margin-top:8px;font-size:16px;font-weight:400}.pd-context b{color:var(--cc-ink);font-weight:500}.pd-parts{grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;display:grid}.pd-parts button{border:1px solid var(--cc-border);border-radius:var(--cc-radius-row);background:var(--cc-card);text-align:left;transition:border-color .15s var(--cc-ease);flex-direction:column;align-items:flex-start;gap:4px;padding:14px 16px 16px;display:flex}.pd-parts button:hover{border-color:var(--cc-control)}.pd-parts button.is-selected{border-color:var(--cc-primary)}.pd-parts small{color:var(--cc-muted);font-size:12px}.pd-parts strong{letter-spacing:-.03em;color:var(--cc-ink);font-size:30px;font-weight:450;line-height:1.1}.pd-parts span{color:var(--cc-fg);font-size:14px}.pd-part-detail p{font-size:16px}.pd-part-detail b{color:var(--cc-ink);font-weight:500}.pd-part-detail small{color:var(--cc-muted);margin-top:6px;font-size:14px;display:block}.pd-blitz-bar{border-bottom:1px solid var(--cc-border);color:var(--cc-muted);font-variant-numeric:tabular-nums;justify-content:space-between;align-items:center;gap:12px;padding-bottom:16px;font-size:14px;display:flex}.pd-hearts{color:var(--cc-destructive);gap:4px;display:inline-flex}.pd-hearts .is-empty{color:var(--cc-control)}.pd-blitz-start{flex-direction:column;align-items:flex-start;gap:12px;padding-top:24px;display:flex}.pd-blitz-start p:not(.pd-big-number){max-width:40ch;color:var(--cc-muted);font-size:15px}.pd-big-number{letter-spacing:-.05em;color:var(--cc-ink);font-variant-numeric:tabular-nums;font-size:88px;line-height:.9}.pd-blitz-start h3{letter-spacing:-.03em;font-size:24px}.pd-timer-meta{color:var(--cc-muted);justify-content:space-between;font-size:14px;display:flex}.pd-timer{height:4px;margin-top:-12px}.pd-timer span{background:var(--cc-primary);border-radius:9999px;height:100%;transition:width 1s linear;display:block}.pd-segment{border:1px solid var(--cc-border);border-radius:var(--cc-radius-row);align-self:flex-start;padding:3px;display:inline-flex}.pd-segment button{height:34px;color:var(--cc-muted);background:0 0;border:0;border-radius:9px;padding:0 14px;font-size:14px}.pd-segment button:hover{color:var(--cc-ink)}.pd-segment .is-selected{background:var(--cc-card);color:var(--cc-ink);outline:1px solid var(--cc-border)}.pd-bars{flex-direction:column;gap:18px;display:flex}.pd-bars li>div{justify-content:space-between;align-items:baseline;gap:12px;margin-bottom:8px;font-size:15px;display:flex}.pd-bars li>div>span{min-width:0;color:var(--cc-fg);align-items:center;gap:8px;display:inline-flex}.pd-weakest{margin-left:4px}.pd-bars strong{letter-spacing:-.02em;color:var(--cc-ink);font-variant-numeric:tabular-nums;font-size:20px;font-weight:450}.pd-bar{background:var(--cc-primary);height:6px;transition:width .5s var(--cc-ease);border-radius:9999px;display:block}.pd-focus{border:1px solid var(--cc-border);border-radius:var(--cc-radius-row);background:var(--cc-card);justify-content:space-between;align-items:center;gap:16px;padding:16px 18px;display:flex}.pd-focus strong{color:var(--cc-ink);margin-top:8px;font-size:17px;font-weight:450;display:block}.pd-notes{border-top:1px solid var(--cc-border);background:var(--cc-card);grid-template-columns:minmax(0,1fr) minmax(0,1fr);display:grid}.pd-notes>div{padding:28px}.pd-notes>div+div{border-left:1px solid var(--cc-border)}.pd-notes h3{letter-spacing:-.025em;font-size:22px}.pd-notes p{max-width:48ch;color:var(--cc-fg);margin-top:8px}.pd-idea p{letter-spacing:-.02em;color:var(--cc-ink);margin-top:12px;font-size:18px;line-height:1.45}.pd-idea a{color:var(--cc-ink);text-decoration:underline;-webkit-text-decoration-color:var(--cc-control);text-decoration-color:var(--cc-control);text-underline-offset:4px;align-items:center;gap:4px;margin-top:16px;font-size:15px;display:inline-flex}.pd-idea a:hover{-webkit-text-decoration-color:var(--cc-ink);text-decoration-color:var(--cc-ink)}@media (max-width:900px){.pd-app{grid-template-columns:minmax(0,1fr)}.pd-sidebar{border-right:0;border-bottom:1px solid var(--cc-border);padding:12px}.pd-logo{display:none}.pd-tabs{scrollbar-width:none;flex-direction:row;margin:-2px;padding:2px;overflow-x:auto}.pd-tabs::-webkit-scrollbar{display:none}.pd-tab{flex-shrink:0;height:38px;font-size:14px}.pd-workspace-bar{height:48px;padding:0 20px}.pd-screen{min-height:0;padding:24px 20px}.pd-notes{grid-template-columns:minmax(0,1fr)}.pd-notes>div{padding:24px 20px}.pd-notes>div+div{border-left:0;border-top:1px solid var(--cc-border)}}@media (max-width:480px){.pd-week{gap:4px}.pd-week span{font-size:11px}.pd-week strong{font-size:16px}.pd-choices{grid-template-columns:minmax(0,1fr)}.pd-parts strong{font-size:24px}.pd-actions{flex-wrap:wrap}.pd-modules{grid-template-columns:minmax(0,1fr)}}
.obsidian-discover-button{background:var(--obsidian-discover-surface,#edededeb);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);max-width:100%;min-height:66px;color:var(--obsidian-discover-text,#171717);cursor:pointer;white-space:nowrap;border:1px solid #ffffff4d;border-radius:999px;align-items:center;font-family:inherit;font-size:1rem;font-weight:600;line-height:1.1;text-decoration:none;animation:.5s cubic-bezier(.22,1,.36,1) both obsidian-discover-enter;display:inline-flex;position:relative;overflow:hidden}.obsidian-discover-button__fill{border-radius:inherit;background:var(--obsidian-discover-fill,#171717);width:60px;transition:width .48s cubic-bezier(.65,0,.076,1);position:absolute;inset:2px auto 2px 2px;box-shadow:inset 0 0 0 1px #ffffff1f}.obsidian-discover-button__icon{z-index:1;width:64px;height:64px;color:var(--obsidian-discover-active-text,#fff);flex:none;place-items:center;transition:transform .48s cubic-bezier(.65,0,.076,1);display:grid;position:relative}.obsidian-discover-button__text{z-index:1;text-align:center;padding:0 27px 0 15px;transition:color .32s;position:relative}.obsidian-discover-button:hover .obsidian-discover-button__fill,.obsidian-discover-button:focus-visible .obsidian-discover-button__fill{width:calc(100% - 4px)}.obsidian-discover-button:hover .obsidian-discover-button__icon,.obsidian-discover-button:focus-visible .obsidian-discover-button__icon{transform:translate(7px)}.obsidian-discover-button:hover .obsidian-discover-button__text,.obsidian-discover-button:focus-visible .obsidian-discover-button__text{color:var(--obsidian-discover-active-text,#fff)}.obsidian-discover-button:focus-visible{outline:2px solid var(--ring);outline-offset:4px}@keyframes obsidian-discover-enter{0%{opacity:0;transform:scale(.9)}to{opacity:1;transform:scale(1)}}@media (prefers-reduced-motion:reduce){.obsidian-discover-button{animation:none}.obsidian-discover-button__fill,.obsidian-discover-button__icon,.obsidian-discover-button__text{transition:none}}
