:root{color-scheme:light dark;--app-font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;--app-accent:#2563eb}*{box-sizing:border-box}body{margin:0;font-family:var(--app-font);background:#0b1221;color:#e5e7eb;min-height:100vh}a{color:inherit;text-decoration:none}.app-global-loading{position:fixed;inset:0;z-index:2147483000;display:none;place-items:center;padding:24px;background:radial-gradient(circle at center,rgba(11,18,33,.55) 0,rgba(11,18,33,.28) 45%,rgba(11,18,33,.18) 70%,rgba(11,18,33,.12) 100%);opacity:0;pointer-events:none;transition:opacity .16s ease}.app-global-loading[data-state=pending],.app-global-loading[data-state=visible]{display:grid;opacity:0;pointer-events:none}.app-global-loading[data-state=visible]{opacity:1;pointer-events:auto;backdrop-filter:blur(6px)}.app-global-loading__panel{display:flex;flex-direction:column;align-items:center;gap:12px;text-align:center}.app-global-loading__bar,.app-global-loading__desc,.app-global-loading__progress,.app-global-loading__title,.app-global-loading__title-audio{display:none}.app-global-loading[data-context=audio]{background:rgba(0,0,0,.58);backdrop-filter:blur(6px)}.app-global-loading[data-context=audio] .app-global-loading__panel{width:min(520px,92vw);padding:22px 20px;border-radius:16px;background:var(--bg-card);border:1px solid var(--border-color);box-shadow:0 28px 60px rgba(0,0,0,.42);color:var(--text-primary);align-items:stretch;text-align:left;gap:14px}.app-global-loading[data-context=audio] .app-global-loading__desc,.app-global-loading[data-context=audio] .app-global-loading__title{display:block}.app-global-loading[data-context=audio] .app-global-loading__title-route{display:none}.app-global-loading[data-context=audio] .app-global-loading__title-audio{display:inline}.app-global-loading[data-context=route] .app-global-loading__title{display:none}.app-global-loading[data-context=route]{display:block;padding:0;background:transparent;backdrop-filter:none;pointer-events:none}.app-global-loading[data-context=route] .app-global-loading__panel{position:absolute;inset:0 0 auto;display:block;width:100%}.app-global-loading[data-context=route] .app-global-loading__desc,.app-global-loading[data-context=route] .app-global-loading__progress,.app-global-loading[data-context=route] .app-global-loading__spinner{display:none}.app-global-loading[data-context=route] .app-global-loading__bar{display:block;width:100%;height:3px;border-radius:0;background:rgba(37,99,235,.12);box-shadow:0 1px 8px rgba(37,99,235,.18)}.app-global-loading[data-context=route] .app-global-loading__bar-fill{width:34%;background:linear-gradient(90deg,#2563eb,#38bdf8 65%,#2dd4bf)}.app-global-loading[data-context=audio] .app-global-loading__spinner{display:none}.app-global-loading[data-context=audio] .app-global-loading__bar,.app-global-loading[data-context=audio] .app-global-loading__progress{display:flex}.app-global-loading__title{font-size:18px;font-weight:700}.app-global-loading__desc{font-size:14px;line-height:1.45;opacity:.92}.app-global-loading__progress{align-items:center;justify-content:space-between;gap:12px;font-size:14px;opacity:.92}.app-global-loading__bar{width:100%;height:10px;border-radius:999px;overflow:hidden;background:rgba(0,0,0,.12)}.app-global-loading__bar-fill{height:100%;width:var(--progress,35%);background:linear-gradient(90deg,rgba(37,99,235,.95),rgba(37,99,235,.45));transform:none}.app-global-loading__bar-fill.is-indeterminate{animation:none;transform:translateX(-120%)}.app-global-loading[data-state=visible] .app-global-loading__bar-fill.is-indeterminate{animation:app-global-loading-indeterminate 1.2s ease-in-out infinite}.app-global-loading__spinner{display:block;width:48px;height:48px;flex:0 0 auto;margin-inline:auto;border-radius:999px;position:relative;animation:app-global-loading-spin .9s linear infinite;filter:drop-shadow(0 10px 18px rgba(0,0,0,.35))}.app-global-loading .app-global-loading__spinner{animation:none}.app-global-loading[data-state=visible] .app-global-loading__spinner{animation:app-global-loading-spin .9s linear infinite}@supports (background:conic-gradient(from 0deg,#000,#fff)){.app-global-loading__spinner{background:conic-gradient(from 90deg,rgba(255,255,255,0) 0deg,rgba(255,255,255,.12) 60deg,rgba(255,255,255,.18) 120deg,rgba(255,255,255,.1) 180deg,rgba(255,255,255,.08) 240deg,rgba(255,255,255,0) 1turn)}.app-global-loading__spinner:before{content:"";position:absolute;inset:0;border-radius:inherit;background:conic-gradient(from 90deg,rgba(255,255,255,0) 0deg,rgba(255,255,255,0) 40deg,rgba(37,99,235,.95) 110deg,rgba(37,99,235,.35) 210deg,rgba(255,255,255,0) 1turn);-webkit-mask:radial-gradient(farthest-side,transparent calc(100% - 5px),#000 calc(100% - 4px));mask:radial-gradient(farthest-side,transparent calc(100% - 5px),#000 calc(100% - 4px));filter:drop-shadow(0 0 12px rgba(37,99,235,.3))}}@supports not (background:conic-gradient(from 0deg,#000,#fff)){.app-global-loading__spinner{border-color:rgba(37,99,235,.9) rgba(255,255,255,.06) rgba(255,255,255,.18) rgba(255,255,255,.18);border-style:solid;border-width:3px}}@media (prefers-reduced-motion:reduce){.app-global-loading__spinner{animation:none}.app-global-loading{transition:none}}@keyframes app-global-loading-spin{0%{transform:rotate(0deg)}to{transform:rotate(1turn)}}@keyframes app-global-loading-indeterminate{0%{transform:translateX(-120%)}to{transform:translateX(320%)}}.app-route-loading{min-height:100vh;min-height:100dvh;display:grid;place-items:center;background:var(--bg-primary,#0b1221);color:var(--text-primary,#e5e7eb)}.app-route-loading .app-global-loading__spinner{animation:app-global-loading-spin .9s linear infinite}.page-shell{max-width:1200px;margin:0 auto;padding:48px 20px 64px}.hero{margin-bottom:32px}.grid,.hero{display:grid;gap:16px}.grid-2{grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}.card{border:1px solid rgba(255,255,255,.08);border-radius:16px;padding:20px;background:linear-gradient(145deg,rgba(255,255,255,.04),rgba(255,255,255,.02))}.card h3{margin:0 0 8px}.muted{color:#9ca3af}.BenefitEventModal_modal__pMp2A .ant-modal-close{color:var(--text-secondary);inset-block-start:16px;inset-inline-end:16px}.BenefitEventModal_modal__pMp2A .ant-modal-content{border-radius:22px;box-shadow:0 24px 70px rgb(18 28 58/24%),0 4px 14px rgb(18 28 58/10%)}.BenefitEventModal_shell__RCe2S{color:var(--text-primary)}.BenefitEventModal_header__l4M_r{position:relative;display:flex;gap:16px;align-items:center;padding:30px 30px 28px;overflow:hidden;background:radial-gradient(circle at 6% 8%,color-mix(in srgb,#ffc54d 31%,transparent),transparent 31%),radial-gradient(circle at 96% 0,color-mix(in srgb,var(--accent-color) 20%,transparent),transparent 38%),linear-gradient(112deg,color-mix(in srgb,#fff1ce 36%,var(--bg-card)),var(--bg-card) 51%,color-mix(in srgb,var(--accent-color) 8%,var(--bg-card)));border-bottom:1px solid var(--border-color)}.BenefitEventModal_header__l4M_r:after{position:absolute;top:20px;right:54px;width:7px;height:7px;background:#f6b73c;border-radius:50%;box-shadow:19px 17px 0 -1px color-mix(in srgb,var(--accent-color) 72%,transparent),-8px 31px 0 -2px color-mix(in srgb,#8b5cf6 68%,transparent);content:""}.BenefitEventModal_gift__qZnEn{position:relative;z-index:1;display:grid;flex:0 0 56px;width:56px;height:56px;place-items:center;font-size:30px;background:linear-gradient(145deg,#fff5cf,#ffd878);border:1px solid rgb(236 172 47/38%);border-radius:17px;box-shadow:0 10px 24px rgb(217 155 34/25%),inset 0 1px 0 rgb(255 255 255/80%);transform:rotate(-4deg)}.BenefitEventModal_header__l4M_r h2{margin:0;color:var(--text-primary);font-size:23px;font-weight:800;line-height:1.35;letter-spacing:-.02em}.BenefitEventModal_intro__7b9BT{margin:6px 36px 0 0;color:var(--text-secondary);font-size:14px;line-height:1.6}.BenefitEventModal_list__Z3xDT{position:relative;z-index:1;display:grid;gap:0;max-height:330px;margin:-1px 28px 20px;padding:8px 16px;overflow-y:auto;background:var(--bg-card);border:1px solid color-mix(in srgb,var(--accent-color) 14%,var(--border-color));border-radius:15px;box-shadow:0 10px 28px color-mix(in srgb,var(--accent-color) 8%,transparent);list-style:none;transform:translateY(-10px)}.BenefitEventModal_card__54Qle{display:flex;gap:11px;align-items:flex-start;min-height:66px;padding:13px 3px 12px;color:var(--text-primary);font-size:15px;line-height:1.5;border-bottom:1px solid color-mix(in srgb,var(--border-color) 72%,transparent)}.BenefitEventModal_card__54Qle:last-child{border-bottom:0}.BenefitEventModal_benefitContent__bzalW{flex:1;min-width:0}.BenefitEventModal_benefitHeading__2i0kk{display:flex;gap:12px;align-items:center}.BenefitEventModal_benefitName__JWIPa{flex:1;min-width:0;font-weight:600}.BenefitEventModal_benefitDescription__J1bPN{margin:4px 0 0;color:var(--text-secondary);font-size:12.5px;line-height:1.55}.BenefitEventModal_card__54Qle strong{flex:0 0 auto;color:var(--accent-color);font-size:14px;font-weight:750;padding:4px 10px;background:color-mix(in srgb,var(--accent-color) 9%,transparent);border-radius:999px}.BenefitEventModal_bullet__T_kdQ{flex:0 0 9px;width:9px;height:9px;margin-top:7px;background:var(--accent-color);border-radius:50%;box-shadow:0 0 0 4px color-mix(in srgb,var(--accent-color) 10%,transparent)}.BenefitEventModal_card__54Qle[data-benefit-key=writing_profile] .BenefitEventModal_bullet__T_kdQ{background:#8b5cf6;box-shadow:0 0 0 4px rgb(139 92 246/10%)}.BenefitEventModal_card__54Qle[data-benefit-key=writing_profile] strong{color:#7c4ee4;background:rgb(139 92 246/9%)}.BenefitEventModal_card__54Qle[data-benefit-key=writing_learn_tool] .BenefitEventModal_bullet__T_kdQ{background:#159b95;box-shadow:0 0 0 4px rgb(21 155 149/10%)}.BenefitEventModal_card__54Qle[data-benefit-key=writing_learn_tool] strong{color:#12847f;background:rgb(21 155 149/9%)}.BenefitEventModal_actions__JzOWM{display:flex;flex-direction:column;gap:7px;padding:0 28px 24px;background:linear-gradient(180deg,var(--bg-card),color-mix(in srgb,var(--accent-color) 3%,var(--bg-card)))}.BenefitEventModal_actions__JzOWM button{min-height:46px;padding:10px 20px;border-radius:12px;cursor:pointer;font-weight:700}.BenefitEventModal_actions__JzOWM button:disabled{cursor:wait;opacity:.68;transform:none}.BenefitEventModal_acknowledgeError__73hu7{margin:0 0 2px;color:#d14343;font-size:12.5px;line-height:1.5;text-align:center}.BenefitEventModal_secondaryButton__6vCoM{order:2;min-height:30px!important;padding:5px 12px!important;color:var(--text-secondary);background:transparent;border:1px solid transparent;font-size:13px}.BenefitEventModal_primaryButton___qMgl{position:relative;display:inline-flex;order:1;align-items:center;justify-content:center;width:100%;color:#fff;background:linear-gradient(118deg,color-mix(in srgb,var(--accent-color) 88%,#6c7cff),var(--accent-color) 48%,#6752eb);border:1px solid var(--accent-color);box-shadow:0 10px 24px color-mix(in srgb,var(--accent-color) 30%,transparent),inset 0 1px 0 rgb(255 255 255/24%);transition:box-shadow .16s ease,transform .16s ease}.BenefitEventModal_primaryButton___qMgl:hover:not(:disabled){box-shadow:0 13px 28px color-mix(in srgb,var(--accent-color) 38%,transparent),inset 0 1px 0 rgb(255 255 255/28%);transform:translateY(-1px)}.BenefitEventModal_primaryButton___qMgl span{position:absolute;right:18px;font-size:17px;line-height:1;transition:transform .16s ease}.BenefitEventModal_primaryButton___qMgl:hover:not(:disabled) span{transform:translateX(3px)}@media (max-width:600px){.BenefitEventModal_header__l4M_r{padding:24px 20px 25px}.BenefitEventModal_header__l4M_r h2{font-size:19px}.BenefitEventModal_list__Z3xDT{margin:0 20px 10px;padding:6px 13px}.BenefitEventModal_actions__JzOWM{padding:0 20px 20px}}