@font-face{font-family:Student Pretendard;src:url(/luna-assets/Pretendard-Medium.otf) format("opentype");font-weight:500;font-display:swap}@font-face{font-family:Student Pretendard;src:url(/luna-assets/Pretendard-ExtraBold.otf) format("opentype");font-weight:800;font-display:swap}.student-app{--font-sans:"Student Pretendard",system-ui,sans-serif;--font-display:var(--font-sans);--color-primary:#623bb5;--color-primary-hover:#513395;--color-primary-shadow:#432976;--color-secondary:var(--color-primary);--color-secondary-shadow:var(--color-primary-shadow);--tutor-tint:#ece5f5;--color-background:#fcfbf7;--room-background:#f5f4f0;--color-surface-50:#fff;--color-surface-100:#f4f3ef;--color-surface-200:#e2e1dc;--color-text-900:#29213b;--color-text-700:#49464c;--color-text-600:#5e595f;--color-text-500:#666660;--color-text-400:#706f69;--color-text-300:#aaa8a4;--color-success:#424e42;--color-correct:#eeefeb;--color-incorrect:#f2efec;font-family:var(--font-sans);color:var(--color-text-900)}.student-app [data-tutor=ian]{--color-primary:#376351;--color-primary-hover:#2f5446;--color-primary-shadow:#233f34;--tutor-tint:#e8efea}.student-app :focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}.student-app:has([data-chat-room=open]) [data-app-navigation]{display:none}.ExpFeedback_toast__P9af_{position:fixed;z-index:90;left:50%;bottom:calc(90px + env(safe-area-inset-bottom));transform:translateX(-50%);width:-moz-max-content;width:max-content;max-width:calc(100vw - 32px);padding:8px 13px;border-radius:20px;background:#352155;color:#fff;box-shadow:0 8px 28px #35215525;font-size:12px;font-weight:700;line-height:1.6;white-space:pre-line;text-align:center;pointer-events:none;opacity:0;transition:opacity .15s ease}.ExpFeedback_toast__P9af_[data-visible=true]{opacity:1}@media(prefers-reduced-motion:reduce){.ExpFeedback_toast__P9af_{transition:none}}.CreditMeter_trigger__A0SHh{--credit-color:var(--color-primary,#623bb5);position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:0;min-width:44px;min-height:52px;padding:0;border:0;background:transparent;color:var(--color-text-700,#49464c);cursor:pointer;font:inherit;flex-shrink:0}.CreditMeter_panel__HnEej a:focus-visible,.CreditMeter_panel__HnEej button:focus-visible,.CreditMeter_trigger__A0SHh:focus-visible{outline:3px solid var(--color-primary,#623bb5);outline-offset:3px;border-radius:12px}.CreditMeter_ring__h9Gzz{position:relative;display:grid;place-items:center;flex-shrink:0;width:38px;height:38px;color:var(--credit-color,var(--color-primary,#623bb5))}.CreditMeter_ring__h9Gzz svg:first-child{position:absolute;inset:0;width:100%;height:100%;transform:rotate(-90deg)}.CreditMeter_ring__h9Gzz>svg:last-child:not(:first-child){position:relative}.CreditMeter_fill__9671I,.CreditMeter_track__SN_bJ{fill:none;stroke-width:3.5}.CreditMeter_track__SN_bJ{stroke:var(--tutor-tint,#ece5f5)}.CreditMeter_fill__9671I{stroke:var(--credit-color,var(--color-primary,#623bb5));stroke-linecap:round;transition:stroke-dashoffset .45s ease}.CreditMeter_caption__XMlwl{font-size:9px;line-height:12px;font-weight:700;white-space:nowrap}.CreditMeter_balance__5nw1E[data-credit-tone=low],.CreditMeter_trigger__A0SHh[data-credit-tone=low]{--credit-color:#b56d12}.CreditMeter_balance__5nw1E[data-credit-tone=empty],.CreditMeter_trigger__A0SHh[data-credit-tone=empty]{--credit-color:#888294}.CreditMeter_balance__5nw1E[data-credit-tone=pending],.CreditMeter_trigger__A0SHh[data-credit-tone=pending]{--credit-color:var(--color-text-500,#666660)}.CreditMeter_balance__5nw1E[data-credit-tone=unknown],.CreditMeter_trigger__A0SHh[data-credit-tone=unknown]{--credit-color:#9b96a8}.CreditMeter_balance__5nw1E[data-credit-tone=unknown] .CreditMeter_track__SN_bJ,.CreditMeter_trigger__A0SHh[data-credit-tone=unknown] .CreditMeter_track__SN_bJ{stroke-dasharray:3 3}.CreditMeter_overlay__6Ndms{position:fixed;inset:0;z-index:170;display:flex;align-items:flex-start;justify-content:center;padding:calc(76px + env(safe-area-inset-top)) 16px 24px;background:rgb(24 17 49/.28);overflow-y:auto}.CreditMeter_panel__HnEej{width:100%;max-width:400px;max-height:calc(100dvh - 110px - env(safe-area-inset-top));overflow-y:auto;border:1px solid #e8e3f3;border-radius:24px;background:white;box-shadow:0 18px 70px rgb(29 16 70/.18);padding:20px;color:#272038;text-align:left}.CreditMeter_heading__jq5nq{display:flex;align-items:center;justify-content:space-between;gap:16px}.CreditMeter_heading__jq5nq h2{margin:0;font-size:18px;font-weight:800}.CreditMeter_heading__jq5nq button{display:grid;place-items:center;min-height:40px;min-width:40px;border:0;background:transparent;color:#6e677c;cursor:pointer}.CreditMeter_balance__5nw1E{display:flex;align-items:center;gap:18px;padding:16px 0;color:var(--credit-color,var(--color-primary,#623bb5))}.CreditMeter_largeRing__mRJql{width:78px;height:78px}.CreditMeter_balance__5nw1E strong{font-size:17px}.CreditMeter_description__XyZo8{margin:0 0 8px;font-size:12px;line-height:1.65;color:#756d85}.CreditMeter_history__Omtd2{margin:18px 0;border-top:1px solid #eeeaf4;padding-top:16px}.CreditMeter_history__Omtd2 h3{margin:0 0 10px;font-size:13px;font-weight:750}.CreditMeter_history__Omtd2 p{font-size:12px;color:#82798d}.CreditMeter_history__Omtd2 ul{list-style:none;margin:0;padding:0}.CreditMeter_history__Omtd2 li{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:10px 0;border-bottom:1px solid #f2eff7;font-size:12px}.CreditMeter_history__Omtd2 li>span{display:flex;flex-direction:column;gap:4px}.CreditMeter_history__Omtd2 strong{font-weight:650}.CreditMeter_history__Omtd2 small,.CreditMeter_history__Omtd2 time{font-size:10px;color:#8a8296}.CreditMeter_history__Omtd2 time{white-space:nowrap}.CreditMeter_action__PsntT{display:block;width:100%;min-height:46px;border:0;border-radius:14px;padding:13px 16px;background:var(--color-primary,#623bb5);color:white;font:inherit;font-size:13px;font-weight:750;text-align:center;text-decoration:none;cursor:pointer}.CreditMeter_retry__bSkoE{border:1px solid #d7d0ee;border-radius:10px;background:#f8f6ff;padding:10px 14px;color:var(--color-primary,#623bb5);cursor:pointer;font:inherit;font-size:12px}@media(prefers-reduced-motion:reduce){.CreditMeter_fill__9671I{transition:none}}