.share-poster-sheet-module__xEjfcW__overlay{z-index:80;background:#060a148c;display:none;position:fixed;inset:0}.share-poster-sheet-module__xEjfcW__panel{background:var(--surface);box-shadow:var(--shadow-pop,0 24px 60px #080c1866);bottom:0;z-index:81;max-height:92%;animation:share-poster-sheet-module__xEjfcW__sheetUp .3s var(--easing,cubic-bezier(.16, 1, .3, 1));border-top-left-radius:16px;border-top-right-radius:16px;flex-direction:column;display:none;position:fixed;inset-inline:0}@media (max-width:720px){.share-poster-sheet-module__xEjfcW__overlay{display:block}.share-poster-sheet-module__xEjfcW__panel{display:flex}}@keyframes share-poster-sheet-module__xEjfcW__sheetUp{0%{transform:translateY(100%)}to{transform:translateY(0)}}.share-poster-sheet-module__xEjfcW__head{border-bottom:1px solid var(--border);flex-shrink:0;justify-content:center;align-items:center;height:56px;display:flex;position:relative}.share-poster-sheet-module__xEjfcW__grabber{background:var(--border-strong,var(--border));border-radius:999px;width:40px;height:4px;position:absolute;top:8px;left:50%;transform:translate(-50%)}.share-poster-sheet-module__xEjfcW__title{color:var(--fg);font-size:15px;font-weight:700}.share-poster-sheet-module__xEjfcW__close{color:var(--fg-muted);cursor:pointer;background:0 0;border:none;border-radius:999px;justify-content:center;align-items:center;width:36px;height:36px;display:inline-flex;position:absolute;right:12px}.share-poster-sheet-module__xEjfcW__close:active{background:var(--surface-3)}.share-poster-sheet-module__xEjfcW__body{-webkit-overflow-scrolling:touch;padding:20px 20px calc(24px + env(safe-area-inset-bottom,0px));overflow-y:auto}.share-poster-sheet-module__xEjfcW__posterWrap{justify-content:center;display:flex}.share-poster-sheet-module__xEjfcW__poster{object-fit:contain;border-radius:16px;width:100%;max-width:230px;height:auto;max-height:52vh;display:block;box-shadow:0 12px 32px #080c182e}.share-poster-sheet-module__xEjfcW__posterSkeleton,.share-poster-sheet-module__xEjfcW__posterError{aspect-ratio:600/980;background:var(--surface-2);border:1px solid var(--border);color:var(--fg-subtle);border-radius:16px;justify-content:center;align-items:center;width:100%;max-width:230px;max-height:52vh;font-size:13.5px;display:flex}.share-poster-sheet-module__xEjfcW__saveHint{color:var(--fg-subtle);text-align:center;margin:12px 0 0;font-size:12px}.share-poster-sheet-module__xEjfcW__actionWeChat{color:#fff;cursor:pointer;font:inherit;background:#07c160;border:none;border-radius:12px;justify-content:center;align-items:center;gap:8px;width:100%;height:54px;margin-top:16px;font-size:16px;font-weight:700;display:flex;box-shadow:0 8px 20px #07c16047}.share-poster-sheet-module__xEjfcW__actionWeChat:active{background:#06ad55}.share-poster-sheet-module__xEjfcW__actionWeChat:disabled{cursor:default;opacity:.55}.share-poster-sheet-module__xEjfcW__actions{gap:10px;margin-top:10px;display:flex}.share-poster-sheet-module__xEjfcW__actionSecondary{background:var(--surface-2);border:1px solid var(--border);color:var(--fg);cursor:pointer;font:inherit;border-radius:12px;flex:1 1 0;justify-content:center;align-items:center;gap:8px;height:50px;font-size:15px;font-weight:700;text-decoration:none;display:inline-flex}.share-poster-sheet-module__xEjfcW__actionSecondary:active{background:var(--surface-3)}.share-poster-sheet-module__xEjfcW__actionSecondary:disabled{color:var(--fg-subtle);cursor:default;opacity:.6}.share-poster-sheet-module__xEjfcW__actionGhost{color:var(--fg-muted);cursor:pointer;font:inherit;background:0 0;border:none;justify-content:center;align-items:center;gap:6px;width:100%;height:44px;margin-top:6px;font-size:13.5px;font-weight:500;display:flex}.share-poster-sheet-module__xEjfcW__actionGhost:active{color:var(--fg)}.share-poster-sheet-module__xEjfcW__hint{color:var(--fg-subtle);text-align:center;margin:12px 0 0;font-size:12px;line-height:1.6}
.mobile-course-detail-module__qacMHW__shell{background:var(--bg-base);flex-direction:column;min-height:100dvh;display:none}@media (max-width:720px){.mobile-course-detail-module__qacMHW__shell{display:flex}}.mobile-course-detail-module__qacMHW__hero{color:#fff;padding:calc(28px + env(safe-area-inset-top,0px)) 16px 20px;position:relative;overflow:hidden}.mobile-course-detail-module__qacMHW__heroPalette0{background:linear-gradient(135deg,#1e43be,#0fae9b)}.mobile-course-detail-module__qacMHW__heroPalette1{background:linear-gradient(135deg,#5b3fc4,#2553e0)}.mobile-course-detail-module__qacMHW__heroPalette2{background:linear-gradient(135deg,#0a8a7d,#2dccb6)}.mobile-course-detail-module__qacMHW__heroPalette3{background:linear-gradient(135deg,#7c5cf0,#ff6b6d)}.mobile-course-detail-module__qacMHW__heroDotgrid{opacity:.25;pointer-events:none;background-image:radial-gradient(#ffffff2e 1px,#0000 1px);background-size:18px 18px;position:absolute;inset:0}.mobile-course-detail-module__qacMHW__heroHead{justify-content:space-between;align-items:center;height:48px;display:flex;position:relative}.mobile-course-detail-module__qacMHW__backButton{color:#fff;cursor:pointer;background:0 0;border:none;border-radius:999px;justify-content:center;align-items:center;width:40px;height:40px;margin-left:-8px;padding:0;text-decoration:none;display:inline-flex}.mobile-course-detail-module__qacMHW__backButton:active{background:#ffffff1a}.mobile-course-detail-module__qacMHW__shareBadge{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);color:#fff;cursor:pointer;background:#ffffff29;border:none;border-radius:999px;align-items:center;gap:6px;height:32px;padding:0 14px;font-family:inherit;font-size:12px;font-weight:600;display:inline-flex}.mobile-course-detail-module__qacMHW__shareBadge:active{background:#ffffff47}.mobile-course-detail-module__qacMHW__heroBadgeRow{align-items:center;gap:8px;margin:12px 0 8px;display:flex;position:relative}.mobile-course-detail-module__qacMHW__heroCategory{color:#fff;background:#ffffff2e;border-radius:999px;align-items:center;height:22px;padding:0 10px;font-size:11px;font-weight:600;display:inline-flex}.mobile-course-detail-module__qacMHW__heroUpdating{color:#fff;background:#ffffff29;border-radius:999px;align-items:center;gap:6px;height:22px;padding:0 10px;font-size:11px;font-weight:500;display:inline-flex}.mobile-course-detail-module__qacMHW__heroUpdating:before{content:"";background:#5fe3cb;border-radius:999px;width:6px;height:6px}.mobile-course-detail-module__qacMHW__heroTitle{color:#fff;margin:0 0 8px;font-size:24px;font-weight:800;line-height:1.22;position:relative}.mobile-course-detail-module__qacMHW__heroCopy{color:#ffffffd1;margin:0 0 16px;font-size:13px;line-height:1.65;position:relative}.mobile-course-detail-module__qacMHW__heroAuthor{align-items:center;gap:10px;display:flex;position:relative}.mobile-course-detail-module__qacMHW__heroAvatar{color:#fff;object-fit:cover;background:#fff3;border-radius:999px;justify-content:center;align-items:center;width:32px;height:32px;font-size:13px;font-weight:700;display:inline-flex;overflow:hidden}.mobile-course-detail-module__qacMHW__heroAuthorName{color:#fff;font-size:13.5px;font-weight:500}.mobile-course-detail-module__qacMHW__heroAuthorRole{color:#ffffffb3;font-size:12px}.mobile-course-detail-module__qacMHW__statsWrap{z-index:1;margin:-14px 16px 0;position:relative}.mobile-course-detail-module__qacMHW__stats{background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow-card,0 8px 24px #080c1814);border-radius:16px;grid-template-columns:repeat(3,minmax(0,1fr));display:grid}.mobile-course-detail-module__qacMHW__statCol{text-align:center;padding:14px 4px}.mobile-course-detail-module__qacMHW__statCol+.mobile-course-detail-module__qacMHW__statCol{border-left:1px solid var(--border)}.mobile-course-detail-module__qacMHW__statValue{color:var(--fg);font-family:var(--font-num,var(--font-mono,inherit));font-size:18px;font-weight:800}.mobile-course-detail-module__qacMHW__statLabel{color:var(--fg-subtle);margin-top:2px;font-size:11.5px}.mobile-course-detail-module__qacMHW__tabs{border-bottom:1px solid var(--border);align-items:center;gap:4px;margin:16px 0 0;padding:0 16px;display:flex}.mobile-course-detail-module__qacMHW__tab{color:var(--fg-subtle);cursor:pointer;font:inherit;background:0 0;border:none;height:44px;padding:0 12px;font-size:14.5px;font-weight:400;position:relative}.mobile-course-detail-module__qacMHW__tabActive{color:var(--fg);font-weight:700}.mobile-course-detail-module__qacMHW__tabActive:after{background:var(--primary);content:"";border-radius:999px;width:28px;height:2px;position:absolute;bottom:0;left:50%;transform:translate(-50%)}.mobile-course-detail-module__qacMHW__tabSup{background:var(--trial-soft,var(--accent-soft));color:var(--trial-fg,var(--accent-soft-fg));vertical-align:super;border-radius:4px;margin-left:4px;padding:0 4px;font-size:9px}.mobile-course-detail-module__qacMHW__panel{padding-bottom:96px}.mobile-course-detail-module__qacMHW__introSection{padding:16px}.mobile-course-detail-module__qacMHW__h2{color:var(--fg);margin:0 0 12px;font-size:16px;font-weight:700}.mobile-course-detail-module__qacMHW__stepsGrid{gap:10px;margin-bottom:24px;display:grid}.mobile-course-detail-module__qacMHW__stepCard{background:var(--surface-2);border-radius:14px;gap:12px;padding:14px;display:flex}.mobile-course-detail-module__qacMHW__stepNo{background:var(--primary-soft);color:var(--primary-soft-fg);font-family:var(--font-num,var(--font-mono,inherit));border-radius:10px;flex-shrink:0;justify-content:center;align-items:center;width:24px;height:24px;font-size:12px;font-weight:700;display:inline-flex}.mobile-course-detail-module__qacMHW__stepTitle{color:var(--fg);margin:0 0 2px;font-size:14px;font-weight:700}.mobile-course-detail-module__qacMHW__stepCopy{color:var(--fg-muted);margin:0;font-size:12.5px;line-height:1.65}.mobile-course-detail-module__qacMHW__introParagraph{color:var(--fg-muted);margin:0 0 10px;font-size:14px;line-height:1.8}.mobile-course-detail-module__qacMHW__introMarkdown{color:var(--fg-muted);font-size:14px;line-height:1.8}.mobile-course-detail-module__qacMHW__introMarkdown p{margin:0 0 12px}.mobile-course-detail-module__qacMHW__introMarkdown p:last-child{margin-bottom:0}.mobile-course-detail-module__qacMHW__introMarkdown strong{color:var(--fg);font-weight:700}.mobile-course-detail-module__qacMHW__introMarkdown a{color:var(--accent-text);word-break:break-word;text-decoration:underline}:is(.mobile-course-detail-module__qacMHW__introMarkdown h2,.mobile-course-detail-module__qacMHW__introMarkdown h3,.mobile-course-detail-module__qacMHW__introMarkdown h4){color:var(--fg);margin:18px 0 8px;font-size:15px;font-weight:700}:is(.mobile-course-detail-module__qacMHW__introMarkdown ul,.mobile-course-detail-module__qacMHW__introMarkdown ol){margin:0 0 12px;padding-left:20px}.mobile-course-detail-module__qacMHW__introMarkdown li{margin:4px 0}.mobile-course-detail-module__qacMHW__introMarkdown blockquote{border-left:3px solid var(--border);color:var(--fg-subtle);margin:0 0 12px;padding:2px 0 2px 12px}.mobile-course-detail-module__qacMHW__introMarkdown :not(pre)>code{background:var(--surface-2);border-radius:5px;padding:1px 5px;font-size:12.5px}.mobile-course-detail-module__qacMHW__introMarkdown pre{background:var(--surface-2);border-radius:10px;margin:0 0 12px;padding:12px;font-size:12.5px;line-height:1.6;overflow-x:auto}.mobile-course-detail-module__qacMHW__introMarkdown pre code{overflow-wrap:anywhere;white-space:pre-wrap;word-break:break-word}.mobile-course-detail-module__qacMHW__introMarkdown img{border-radius:10px;max-width:100%;height:auto;margin:12px 0;display:block}.mobile-course-detail-module__qacMHW__introMarkdown hr{border:0;border-top:1px solid var(--border);margin:16px 0}.mobile-course-detail-module__qacMHW__catalogEmpty{color:var(--fg-subtle);text-align:center;padding:64px 0;font-size:13.5px}.mobile-course-detail-module__qacMHW__catalogGroupTitle{background:var(--surface-2);color:var(--fg-subtle);letter-spacing:.05em;text-transform:uppercase;padding:10px 16px;font-size:12px;font-weight:600}.mobile-course-detail-module__qacMHW__lessonRow{color:inherit;cursor:pointer;text-align:left;background:0 0;border:none;align-items:center;gap:12px;width:100%;padding:12px 16px;text-decoration:none;display:flex}.mobile-course-detail-module__qacMHW__lessonRow+.mobile-course-detail-module__qacMHW__lessonRow{border-top:1px solid var(--border)}.mobile-course-detail-module__qacMHW__lessonRow:active{background:var(--surface-3)}.mobile-course-detail-module__qacMHW__lessonNo{color:var(--fg-subtle);font-family:var(--font-num,var(--font-mono,inherit));flex-shrink:0;width:40px;font-size:12px}.mobile-course-detail-module__qacMHW__lessonBody{flex:auto;min-width:0}.mobile-course-detail-module__qacMHW__lessonTitle{color:var(--fg);font-size:14px;font-weight:500;line-height:1.4}.mobile-course-detail-module__qacMHW__lessonTitleLocked{color:var(--fg-subtle)}.mobile-course-detail-module__qacMHW__lessonMeta{color:var(--fg-faint,var(--fg-subtle));align-items:center;gap:4px;margin-top:4px;font-size:11px;display:flex}.mobile-course-detail-module__qacMHW__lessonBadgePreview{background:var(--trial-soft,var(--accent-soft));color:var(--trial-fg,var(--accent-soft-fg));border-radius:999px;flex-shrink:0;align-items:center;height:22px;padding:0 8px;font-size:10.5px;font-weight:600;display:inline-flex}.mobile-course-detail-module__qacMHW__lessonIconLock{color:var(--lock,var(--fg-subtle));flex-shrink:0}.mobile-course-detail-module__qacMHW__lessonIconNext{color:var(--fg-faint,var(--fg-subtle));flex-shrink:0}.mobile-course-detail-module__qacMHW__catalogFooter{background:var(--surface-2);color:var(--fg-subtle);text-align:center;padding:16px;font-size:12.5px}.mobile-course-detail-module__qacMHW__relatedEmpty{color:var(--fg-subtle);text-align:center;padding:64px 0;font-size:13.5px}.mobile-course-detail-module__qacMHW__bottomBar{-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:color-mix(in srgb, var(--surface) 94%, transparent);border-top:1px solid var(--border);bottom:0;height:72px;padding:0 16px calc(10px + env(safe-area-inset-bottom,0px));z-index:55;align-items:center;gap:12px;padding-top:10px;display:flex;position:fixed;inset-inline:0}.mobile-course-detail-module__qacMHW__previewButton{color:var(--fg-muted);cursor:pointer;font:inherit;background:0 0;border:none;flex-direction:column;flex-shrink:0;align-items:center;gap:2px;padding:0;font-size:10px;text-decoration:none;display:inline-flex}.mobile-course-detail-module__qacMHW__primaryButton{background:var(--primary);color:#fff;cursor:pointer;font:inherit;border:none;border-radius:12px;flex:auto;justify-content:center;align-items:center;gap:6px;height:48px;font-weight:600;text-decoration:none;display:inline-flex}.mobile-course-detail-module__qacMHW__primaryButton:active{background:var(--primary-active,var(--primary))}.mobile-course-detail-module__qacMHW__primaryButton:disabled{background:var(--primary);cursor:default;opacity:.55}.mobile-course-detail-module__qacMHW__priceNow{font-family:var(--font-num,var(--font-mono,inherit));font-size:16px;font-weight:800}.mobile-course-detail-module__qacMHW__priceOriginal{font-family:var(--font-num,var(--font-mono,inherit));opacity:.7;font-size:11px;text-decoration:line-through}.mobile-course-detail-module__qacMHW__cancelNotice{color:var(--accent-text,var(--fg-muted));text-align:center;padding:12px 16px;font-size:12.5px}
