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1fr}}@media(max-width:920px){.ddjLearnLayout{grid-template-columns:1fr}.ddjChapterPanel{position:static;top:auto}.ddjMediaGrid{grid-template-columns:1fr}}.tab{padding:6px 0;cursor:pointer;color:#888;font-weight:600;position:relative}.tabActive{color:var(--ink)}.tabActive:after{content:"";position:absolute;bottom:-2px;left:0;width:100%;height:2px;background:var(--ink)}.input{padding:8px 12px;border-radius:2px;border:1px solid #ccc;background:#fff;min-width:240px;color:var(--ink);font-family:inherit}.input:focus{outline:none;border-color:var(--cinnabar)}.list{display:grid;gap:16px}.listItem{border-bottom:1px solid rgba(0,0,0,.06);padding:20px 0;display:grid;gap:8px}.listItem:last-child{border-bottom:none}.listItemTitle{font-weight:700;font-size:18px;font-family:Kaiti SC,KaiTi,serif}.listItemText{color:#666;font-size:14px;line-height:1.6}.listMeta{color:#999;font-size:12px;display:flex;gap:10px}.empty{padding:40px;text-align:center;border:1px dashed #ccc;color:#999;background:#ffffff80}.article{border:none;background:transparent;padding:0;box-shadow:none}.article p{margin:0 0 20px;color:#333;line-height:2;font-size:16px;text-indent:2em}.article img{display:block;max-width:100%;height:auto;margin:16px auto;border:1px solid rgba(0,0,0,.08);border-radius:10px;background:#fff}.article ul,.article ol{margin:0 0 20px;padding-left:1.6em;color:#333;line-height:2;font-size:16px}.article li{margin:6px 0}.article a{color:var(--cinnabar);text-decoration:underline}.paragraph{margin:0 0 20px;color:#333;line-height:2;font-size:16px;text-indent:2em}.pricingGrid{display:grid;grid-template-columns:1fr;gap:20px}.pricingCard{border:1px solid #eee;background:#fff;padding:24px;box-shadow:0 4px 12px #00000008;text-align:left}.pricingTitle{font-weight:700;margin-bottom:20px;font-size:20px;font-family:Kaiti SC,KaiTi,serif;color:var(--green);text-align:center}.pricingTable{display:grid;gap:0;border-top:1px solid rgba(0,0,0,.06)}.pricingHead{display:grid;grid-template-columns:minmax(10ch,16%) minmax(10ch,12%) minmax(0,72%);gap:clamp(.75rem,1.6vw,1.1rem);padding:clamp(.55rem,1.1vw,.75rem) 0;color:var(--muted);font-size:12px;font-weight:800;letter-spacing:.06em;text-transform:uppercase;border-bottom:1px dashed #eee}.pricingItem{display:grid;grid-template-columns:minmax(10ch,16%) minmax(10ch,12%) minmax(0,72%);gap:clamp(.75rem,1.6vw,1.1rem);padding:clamp(.8rem,1.7vw,1.05rem) 0;border-bottom:1px dashed #eee;align-items:start}.pricingCell{display:grid;gap:6px;min-width:0}.pricingCellLabel{display:none;color:var(--muted);font-size:12px;font-weight:700}.pricingType{font-weight:700;color:#333;overflow-wrap:anywhere}.pricingPrice{font-weight:800;color:var(--cinnabar);overflow-wrap:anywhere}.pricingDesc{color:#666;font-size:14px;line-height:1.85;overflow-wrap:anywhere;letter-spacing:.02em;padding-right:clamp(.25rem,1vw,.8rem)}.pricingAdminRow{display:grid;grid-template-columns:1.2fr .8fr 1.5fr auto;gap:20px;align-items:end;padding:12px 0;border-bottom:1px dashed rgba(0,0,0,.08)}.pricingAdminRow:last-child{border-bottom:none}@media(max-width:920px){.pricingHead{display:none}.pricingItem{grid-template-columns:1fr;padding:clamp(.9rem,2.4vw,1.2rem) 0}.pricingCellLabel{display:block}.pricingAdminRow{grid-template-columns:1fr;align-items:stretch}}.contactGrid{display:grid;grid-template-columns:1fr;gap:30px}.kv{display:grid;gap:16px}.kvRow{display:grid;grid-template-columns:60px 1fr auto;gap:10px;align-items:center;border-bottom:1px solid #f0f0f0;padding-bottom:10px}.kvKey{color:#888;font-size:13px}.kvValue{font-weight:600;color:#333}.form{display:grid;gap:20px;background:#fff;padding:24px;border:1px solid #eee}.field{display:grid;gap:8px}.label{font-size:14px;color:#444;font-weight:600}.textarea{padding:12px;border-radius:2px;border:1px solid #ccc;background:#fafafa;color:#333;resize:vertical;min-height:120px;font-family:inherit}.textarea:focus{outline:none;border-color:var(--cinnabar);background:#fff}.formActions{display:flex;gap:16px;flex-wrap:wrap}.formActionsCenter{justify-content:center}.generated{margin-top:20px;border-top:2px solid #eee;padding-top:20px}.generatedTitle{font-weight:700;margin-bottom:12px;color:var(--green)}.generatedBox{margin:0;white-space:pre-wrap;word-break:break-word;padding:16px;border:1px solid #ddd;background:#f9f9f9;color:#333;line-height:1.6;font-family:monospace;font-size:13px}@media(min-width:900px){.navDesktop{display:flex;gap:18px}.mobileToggle{display:none}.navLink{font-size:14px}.navMobileOpen{display:none}.heroGrid{grid-template-columns:1fr;gap:40px;align-items:center}.cardGrid{grid-template-columns:repeat(3,1fr)}.split{grid-template-columns:1fr 1fr}.contentGrid{grid-template-columns:repeat(3,1fr)}.footerGrid{grid-template-columns:1.5fr 1fr 1fr}.pricingGrid{grid-template-columns:repeat(2,1fr)}.contactGrid{grid-template-columns:1fr 1.5fr}}@media(max-width:899px){.container{padding:0 16px}.appMainWithBottomNav{padding-bottom:calc(54px + env(safe-area-inset-bottom))}.mobileFab{display:flex}.heroSection{display:none}.mobileBottomNav{position:fixed;left:0;right:0;bottom:0;z-index:60;display:flex;border-top:1px solid rgba(0,0,0,.08);background:#fdfbf7;box-shadow:0 -6px 18px #0000000f}}