@charset "UTF-8";
:root{color-scheme:light;--ink:#172038;--muted:#6b7285;--line:#e5e8f0;--canvas:#f6f7fb;--blue:#2649e5;--blue-deep:#1933bc;--navy:#162137;--yellow:#ffe38b;--radius:20px;--font:'Inter','Noto Sans KR',system-ui,sans-serif}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:25px}body{margin:0;background:var(--canvas);color:var(--ink);font:400 16px/1.65 var(--font);-webkit-font-smoothing:antialiased}button,select{font:inherit}button,a,select{-webkit-tap-highlight-color:transparent}button{color:inherit;cursor:pointer;border:0}a{color:inherit;text-decoration:none}button:disabled{cursor:default;opacity:.55}button,select,a,summary{touch-action:manipulation}button:focus-visible,a:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid #efaa23;outline-offset:4px}svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.75;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}[data-icon]{display:inline-flex;align-items:center;justify-content:center;vertical-align:middle}[hidden]{display:none!important}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}.skip-link{position:fixed;left:16px;top:12px;z-index:100;padding:12px 20px;background:var(--ink);color:#fff;transform:translateY(-200%)}.skip-link:focus{transform:translateY(0)}
.sidebar{position:fixed;inset:0 auto 0 0;width:236px;background:#fff;border-right:1px solid var(--line);z-index:40;display:flex;flex-direction:column;padding:36px 22px 0;overflow-y:auto}.brand{display:flex;align-items:center;gap:11px;margin:0 10px 43px;font-size:36px;font-weight:800;line-height:1.1;letter-spacing:-2px}.brand-symbol{width:39px;height:44px;border-radius:12px;background:var(--blue);display:flex;align-items:center;justify-content:center;gap:3px;transform:rotate(-4deg);flex-shrink:0}.brand-symbol i{display:block;width:3px;height:13px;background:#fff;border-radius:5px}.brand-symbol i:nth-child(2){height:24px}.brand-symbol i:nth-child(3){height:18px}.brand-symbol i:nth-child(4){height:9px;background:var(--yellow)}.brand-dot{color:var(--blue)}.brand small{display:block;font-size:.75rem;line-height:1.5;letter-spacing:.4px;color:var(--muted);margin-top:5px}.nav-label{margin:0 12px 14px;color:#7c8597;letter-spacing:.6px;font-size:.75rem;font-weight:600}.main-nav{display:grid;gap:7px}.nav-link{display:flex;align-items:center;gap:10px;min-height:48px;padding:10px 12px;border-radius:10px;font-size:.875rem;font-weight:600;color:#677086}.nav-link.active{background:#ecf0ff;color:var(--blue);font-weight:700}.nav-link:hover{background:#f2f4fa}.tiny-label{margin-left:auto;font-size:.75rem;letter-spacing:0;line-height:1.8;color:var(--blue);font-weight:700}.topics-label{margin-top:37px;letter-spacing:.1px;font-size:.875rem;font-weight:500}.topic-nav{display:grid;gap:4px}.topic-nav button{display:flex;align-items:center;gap:11px;min-height:44px;padding:9px 13px;border-radius:10px;background:transparent;color:#637086;text-align:left;font-size:.875rem}.topic-nav button:hover,.topic-nav button.is-active{background:#f0f3fb;color:var(--ink)}.topic-nav button>span:last-child{margin-left:auto;color:#7e8798;font:500 .75rem var(--font)}.topic-nav svg{width:18px;height:18px}.sidebar-note{display:flex;gap:10px;border-top:1px solid var(--line);margin:27px 12px 0;padding-top:24px;color:#8b94a8}.sidebar-note svg{width:18px;height:18px}.sidebar-note strong{font-size:.875rem;color:#677187}.sidebar-note p{margin:5px 0 0;font-size:.75rem;line-height:1.8}.progress-panel{padding:18px;margin:auto 0 20px;border-radius:15px;background:var(--navy);color:white}.sidebar-inner{margin-bottom:35px}.progress-caption{display:flex;justify-content:space-between;align-items:center;color:#d3d8e4;font-size:.875rem}.progress-caption svg{color:var(--yellow);width:17px}.progress-panel p{display:flex;align-items:baseline;gap:8px;margin:10px 0}.progress-panel p strong{font-size:32px;line-height:1.2;font-weight:600}.progress-panel p span{font-size:.75rem;color:#b9c4db}.progress-panel progress{display:block;width:100%;height:5px;border:0;border-radius:10px;background:#354055;color:var(--yellow)}progress::-webkit-progress-bar{border-radius:10px;background:#354055}progress::-webkit-progress-value{border-radius:10px;background:var(--yellow)}progress::-moz-progress-bar{background:var(--yellow);border-radius:10px}.progress-panel small{display:block;margin-top:10px;color:#b5c0d5;font-size:.75rem}.sidebar-foot{display:flex;align-items:center;gap:10px;border-top:1px solid var(--line);padding:20px 0;font-size:.75rem;color:#6c768c}.sidebar-foot small{display:block;color:#7b8598;font-size:.75rem}.mini-avatar{width:32px;height:32px;background:#e7ebf6;color:var(--navy);display:grid;place-items:center;border-radius:50%;font-size:.875rem;font-weight:700}
.main-shell{margin-left:236px}.topbar{height:74px;padding:0 44px;background:rgba(255,255,255,.75);border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between}.topbar-label{font-size:.875rem;color:#727c90}.topbar-right{display:flex;align-items:center;gap:24px}.timezone{display:flex;align-items:center;gap:7px;font-size:.75rem;color:#6f7a8e}.timezone svg{width:15px;height:15px}.help-link{color:#748199;display:grid;place-items:center;width:36px;height:36px}main{max-width:1390px;margin:auto;padding:39px 44px 20px}.page-heading{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:30px}.eyebrow{font-size:.75rem;font-weight:600;letter-spacing:1.5px;color:#718198;margin:0 0 8px}h1,h2,h3,p{overflow-wrap:break-word}h1{font-size:2rem;line-height:1.3;letter-spacing:-1.4px;margin:0;font-weight:800}.heading-dot{color:var(--blue);margin-left:3px}.page-intro{margin:8px 0 0;color:var(--muted);font-size:1rem}.date-chip{display:flex;align-items:center;gap:8px;font-size:.875rem;font-weight:500;color:#5b657b;border:1px solid var(--line);background:#fff;padding:9px 13px;border-radius:9px;white-space:nowrap}.date-chip svg{width:15px}.week-section{margin-bottom:27px}.section-label{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px}.section-label h2{font-size:.875rem;font-weight:700;margin:0;letter-spacing:-.3px}.plain-button{display:inline-flex;align-items:center;gap:6px;background:transparent;padding:4px 0;font-size:.875rem;color:var(--muted);font-weight:500;min-height:36px}.plain-button:hover{color:var(--blue)}.plain-button svg{width:15px;height:15px}.week-strip{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:9px}.day-button{min-width:0;display:grid;grid-template-columns:1fr auto;align-items:center;gap:3px;padding:12px 14px;border:1px solid var(--line);border-radius:12px;background:#fff;text-align:left;transition:background .18s,transform .18s}.day-button:hover{transform:translateY(-2px);border-color:#a8b5f4}.day-button[aria-pressed=true]{border-color:var(--blue);background:var(--blue);color:#fff;box-shadow:0 4px 9px #2444b91a}.day-name{font-size:.875rem;color:var(--muted)}.day-button[aria-pressed=true] .day-name{color:#dce3ff}.day-num{grid-row:2;font-size:1.375rem;font-weight:600;line-height:1.3}.day-icon{grid-row:2;grid-column:2;opacity:.8}.day-icon svg{width:17px;height:17px}.day-topic{grid-column:1/-1;font-size:.75rem;color:#68748b;margin-top:5px}.day-button[aria-pressed=true] .day-topic{color:#e4eaff}.today-tag{font-size:.75rem;font-weight:700;padding:0 4px;border-radius:4px;color:#705000;background:var(--yellow)}.day-check{display:flex;justify-content:flex-end;color:#198369}.day-check svg{width:13px;height:13px}.day-button[aria-pressed=true] .day-check{color:#fff}
.learning-grid{display:grid;grid-template-columns:minmax(0,1fr) 290px;gap:23px;align-items:start}.lesson-card{min-width:0;border-radius:var(--radius);background:#fff;border:1px solid var(--line);overflow:hidden;box-shadow:0 5px 20px #1d326705;scroll-margin-top:20px}.lesson-cover{padding:25px 28px 24px;background:var(--blue-deep);color:white}.cover-top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:17px}.category-pill{display:inline-flex;align-items:center;gap:6px;font-size:.875rem;padding:4px 9px;border:1px solid #ffffff35;background:#ffffff12;border-radius:6px}.category-pill svg{width:14px;height:14px}.edition{color:#b9c7ff;letter-spacing:1px;font-size:.75rem;font-weight:500}.lesson-cover h2{font-size:1.625rem;line-height:1.4;font-weight:700;letter-spacing:-.8px;margin:0 0 7px;max-width:560px}.lesson-cover>p{font-size:1rem;color:#cdd7ff;margin:0;line-height:1.75;max-width:550px}.cover-bottom{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;margin-top:21px}.lesson-facts{display:flex;align-items:center;gap:13px;font-size:.875rem;color:#d3dcff;flex-wrap:wrap}.lesson-facts span{display:flex;align-items:center;gap:5px}.lesson-facts svg{width:14px;height:14px}.button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:10px 16px;border-radius:9px;font-size:.875rem;font-weight:600;line-height:1.5;transition:background .18s,transform .18s}.button:hover{transform:translateY(-1px)}.button svg{width:16px;height:16px}.play-all{background:#fff;color:var(--blue-deep)}.play-all:hover{background:#ecf0ff}.play-all svg{fill:currentColor;stroke-width:1}.dialogue-toolbar{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;padding:21px 26px 16px}.dialogue-toolbar h3{display:flex;align-items:center;gap:7px;font-size:.9375rem;margin:0;font-weight:700}.dialogue-toolbar h3 svg{width:17px;height:17px;color:var(--muted)}.dialogue-settings{display:flex;align-items:center;gap:12px}.speed-control select{border:1px solid var(--line);border-radius:7px;background:#fff;color:#616d84;font-size:.875rem;padding:6px 7px;max-width:160px;min-height:36px}.dialogue-list{display:grid;gap:14px;padding:0 25px 21px}.phrase-card{display:grid;grid-template-columns:31px minmax(0,1fr);gap:11px;align-items:start}.speaker-avatar{display:grid;place-items:center;margin-top:4px;width:30px;height:30px;border-radius:50%;background:#edf0f7;font-size:.75rem;font-weight:600;color:#657189}.phrase-card.is-me .speaker-avatar{background:#e2e7ff;color:var(--blue)}.phrase-bubble{position:relative;border:1px solid #eef0f5;border-radius:2px 12px 12px 12px;padding:12px 15px;background:#fbfcfe}.phrase-card.is-me .phrase-bubble{border-color:#e4e9fc;background:#f1f4ff}.phrase-meta{display:flex;align-items:center;justify-content:space-between;gap:8px;color:#75849b;font-size:.75rem;font-weight:500;margin-bottom:5px}.phrase-meta .speaker-name{color:#697791;font-size:.75rem}.phrase-card.is-me .speaker-name{color:#5366a9}.phrase-en{font-size:1.0625rem;font-weight:500;color:#25314a;line-height:1.6;margin:0;letter-spacing:-.15px}.phrase-ko{font-size:.875rem;color:#6b778e;margin:4px 0 0}.phrase-tools{display:flex;gap:5px;flex-shrink:0}.phrase-tool{display:grid;place-items:center;width:34px;height:32px;border-radius:6px;color:#70829e;background:transparent}.phrase-tool svg{width:16px;height:16px}.phrase-tool:hover{background:#e2e8f8;color:var(--blue)}.phrase-tool[aria-pressed=true]{color:#c34534;background:#ffebe5}.phrase-card.is-speaking .phrase-bubble{border-color:#6c86f4;box-shadow:0 0 0 2px #dfe6ff}.speech-feedback{font-size:.875rem;border-radius:8px;background:#edf1ff;color:#3e527d;padding:11px;margin:9px 0 0;line-height:1.75}.phrase-feedback{grid-column:2}.lesson-completion{padding:17px 25px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px}.lesson-completion p{display:flex;align-items:center;gap:6px;font-size:.875rem;color:#758199;margin:0}.lesson-completion p svg{width:16px}.button-dark{background:var(--navy);color:white}.button-dark:hover{background:#263652}.button-dark[aria-pressed=true]{background:#e6f5ee;color:#217553}.lesson-aside{display:grid;gap:18px}.expression-card{border-radius:var(--radius);padding:22px 23px 21px;background:#fff0b8;border:1px solid #f6e5a8;position:relative}.aside-label{display:flex;align-items:center;justify-content:space-between;gap:10px}.aside-label h3{font-size:.875rem;margin:0;font-weight:700;display:flex;gap:6px;align-items:center}.aside-label svg{width:17px;height:17px}.expression-card .aside-label{color:#765b19}.quote-mark{display:block;font:500 54px/1 Georgia,serif;color:#c6a23b;height:38px;margin-top:17px}.key-expression{font-size:1.375rem;line-height:1.6;font-weight:600;margin:0;letter-spacing:-.35px;color:#3b3425}.key-translation{font-size:.875rem;color:#7b692e;margin:10px 0 18px}.expression-play{display:inline-flex;gap:7px;align-items:center;font-size:.875rem;font-weight:600;background:#fff8e1;border:1px solid #e6d499;border-radius:7px;padding:8px 11px;color:#73581b;min-height:38px}.expression-play svg{width:16px;height:16px}.expression-play:hover{background:white}.vocabulary-card{background:white;border:1px solid var(--line);border-radius:var(--radius);padding:22px 23px}.subtle-label{font-size:.75rem;letter-spacing:.4px;color:#747f94}.vocabulary-card dl{margin:11px 0 0}.word-row{display:flex;flex-wrap:wrap;gap:4px;align-items:baseline;justify-content:space-between;padding:11px 0;border-bottom:1px solid #eef0f5;font-size:.9375rem}.word-row:last-child{border:0;padding-bottom:0}.word-row dt{font-weight:500;color:#374665;max-width:100%;overflow-wrap:anywhere}.word-row dd{font-size:.875rem;color:#788299;margin:0}.mission-card{border:1px solid #dfe5f4;border-radius:var(--radius);background:#eef1f9;padding:22px 23px}.mission-card>.aside-label{color:#53668e}.mission-card>p:not(.mic-notice):not(.speech-feedback){font-size:.9375rem;color:#637392;margin:10px 0 15px}.button-outline{width:100%;background:#fff;border:1px solid #d7dfef;color:#52658c}.button-outline:hover{background:#f9fbff}.button-outline[aria-pressed=true]{border-color:#df7868;color:#ad4d3e}.mic-notice{margin:11px 0 0;color:#65748e;font-size:.75rem;line-height:1.7}.mic-notice a{text-decoration:underline;text-underline-offset:3px}.tip-strip{display:flex;align-items:flex-start;gap:14px;margin-top:18px;border-radius:10px;border:1px solid var(--line);padding:14px 18px;background:#fff}.tip-badge{color:#677da7;letter-spacing:.7px;font-size:.75rem;white-space:nowrap;line-height:2.2;font-weight:600}.tip-strip p{font-size:.875rem;margin:0;color:#67758e;line-height:1.85}
.library-section{margin-top:43px;scroll-margin-top:22px}.section-heading{display:flex;justify-content:space-between;align-items:flex-end;gap:18px;margin-bottom:20px}.section-heading h2{font-size:1.375rem;line-height:1.5;font-weight:700;letter-spacing:-.7px;margin:0}.section-heading .eyebrow{font-size:.75rem;margin-bottom:5px}.library-filters{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:19px}.filter-button{background:#fff;border:1px solid var(--line);color:#697890;border-radius:8px;min-height:40px;display:flex;align-items:center;gap:7px;padding:7px 14px;font-size:.875rem}.filter-button svg{width:16px;height:16px}.filter-button[aria-pressed=true]{background:var(--navy);color:#fff;border-color:var(--navy)}.filter-button:hover{border-color:#8997b9}.lesson-library{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:15px}.library-card{display:flex;flex-direction:column;align-items:stretch;text-align:left;background:#fff;border:1px solid var(--line);border-radius:15px;padding:20px;min-width:0;transition:transform .18s,box-shadow .18s}.library-card:hover{transform:translateY(-3px);box-shadow:0 7px 18px #27354f0b;border-color:#c8d2ee}.library-card-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:15px;gap:8px}.topic-icon{width:38px;height:38px;border-radius:10px;background:#eef1fe;color:#5972c7;display:grid;place-items:center}.topic-icon svg{width:19px;height:19px}.topic-icon.contract{background:#e9f2ee;color:#477b62}.topic-icon.everyday{background:#fff0e3;color:#b48552}.topic-icon.obgyn{background:#f7eaf0;color:#b77292}.library-card .category-name{font-size:.75rem;color:#77879c;display:flex;align-items:center;gap:5px}.category-name svg{width:14px;height:14px;color:#3b9b76}.library-card strong{font-size:1rem;font-weight:600;line-height:1.6;letter-spacing:-.3px}.library-card p{font-size:.875rem;color:#738199;line-height:1.8;margin:7px 0 18px}.library-card-foot{display:flex;align-items:center;justify-content:space-between;gap:7px;margin-top:auto;color:#74829a;font-size:.75rem}.library-card-foot svg{width:16px;height:16px}.show-more{display:flex;margin:20px auto 0;background:transparent;color:#667791;font-size:.875rem}.learning-help{margin-top:35px;border-top:1px solid var(--line);padding-top:16px}.learning-help summary{display:flex;align-items:center;gap:8px;list-style:none;font-size:.875rem;cursor:pointer;color:#6a7890;padding:10px 0}.learning-help summary::-webkit-details-marker{display:none}.learning-help summary>span:last-child{margin-left:auto}.learning-help summary svg{width:16px;height:16px}.help-content{padding:0 22px 12px;color:#65748f;font-size:.875rem}.help-content p{margin:9px 0;line-height:1.85}footer{max-width:1390px;margin:auto;display:flex;align-items:center;gap:13px;padding:22px 44px 30px;font-size:.75rem;color:#74819a}.footer-logo{font-size:1.125rem;font-weight:800;color:#7a8aa6;letter-spacing:-.5px}footer small{font-size:.75rem;margin-left:auto}.toast{position:fixed;left:calc(50% + 118px);bottom:25px;transform:translate(-50%,10px);opacity:0;pointer-events:none;max-width:min(90vw,480px);background:var(--navy);color:#fff;padding:12px 20px;border-radius:12px;font-size:.875rem;z-index:100;box-shadow:0 8px 30px #1a20352b;transition:.2s}.toast.visible{opacity:1;transform:translate(-50%,0)}.error-message{padding:18px;color:#92382b;background:#ffefeb;border-radius:12px}
@media(min-width:1550px){main{padding-top:47px}.lesson-cover{padding:31px 32px}.dialogue-toolbar{padding-top:25px}.phrase-en{font-size:1.125rem}.phrase-bubble{padding:15px 17px}.dialogue-list{gap:17px}.learning-grid{grid-template-columns:minmax(0,1fr) 310px}}
@media(max-width:1200px){.sidebar{width:208px;padding:30px 16px 0}.main-shell{margin-left:208px}main{padding:30px 28px 18px}.topbar{padding:0 28px}.learning-grid{grid-template-columns:minmax(0,1fr) 250px;gap:17px}.lesson-cover{padding:24px}.lesson-cover h2{font-size:1.5rem}.day-button{padding:11px 10px}.expression-card,.vocabulary-card,.mission-card{padding:19px}.lesson-library{gap:12px}.library-card{padding:17px}.toast{left:calc(50% + 104px)}footer{padding-left:28px;padding-right:28px}.tiny-label{display:none}.brand{margin-left:5px;font-size:34px}.brand small{font-size:.75rem;letter-spacing:-.4px}.brand-symbol{width:34px}}
@media(max-width:1040px){.sidebar{width:188px;padding-left:12px;padding-right:12px}.main-shell{margin-left:188px}.brand{font-size:32px;gap:8px}.brand-symbol{width:32px;height:38px}.brand small{letter-spacing:-.7px}.learning-grid{grid-template-columns:minmax(0,1fr)}.lesson-aside{grid-template-columns:repeat(3,minmax(0,1fr));align-items:stretch;gap:12px}.expression-card,.vocabulary-card,.mission-card{padding:18px}.key-expression{font-size:1.125rem}.word-row{display:block}.word-row dd{margin-top:3px}.lesson-library{grid-template-columns:repeat(2,minmax(0,1fr))}.toast{left:calc(50% + 94px)}.sidebar-note{margin-left:9px;margin-right:9px}.nav-label{letter-spacing:0}.topbar{height:62px}.day-button{grid-template-columns:1fr}.day-icon{display:none}.today-tag{grid-column:1;grid-row:4;justify-self:start}.day-check{display:none}.day-topic{font-size:.75rem}.day-num{grid-row:2}.day-button{align-content:start}}
@media(max-width:760px){.sidebar{position:static;width:100%;height:auto;overflow:visible;display:flex;flex-direction:row;align-items:center;padding:17px 20px;border-right:0;border-bottom:1px solid var(--line);gap:20px}.brand{font-size:27px;gap:8px;margin:0}.brand-symbol{width:29px;height:33px;border-radius:9px}.brand-symbol i:nth-child(2){height:20px}.brand small{display:none}.sidebar-inner{margin:0 0 0 auto}.main-nav{display:flex;gap:3px}.nav-link{font-size:.875rem;padding:8px 11px;min-height:40px}.nav-link svg{display:none}.nav-link>span{display:none}.sidebar .nav-label,.sidebar .topic-nav,.sidebar-note,.progress-panel,.sidebar-foot{display:none}.main-shell{margin-left:0}.topbar{height:43px;padding:0 20px}.topbar-label{font-size:.75rem}.timezone{font-size:.75rem}.topbar-right{gap:12px}.help-link{width:25px;height:25px}.help-link svg{width:17px}.topbar-right .timezone svg{width:13px}main{padding:26px 20px 15px}.page-heading{align-items:flex-start;gap:10px;margin-bottom:24px}.page-heading .eyebrow{font-size:.75rem;letter-spacing:.4px}h1{font-size:1.75rem}.page-intro{font-size:.875rem;margin-top:7px}.date-chip{font-size:.75rem;padding:6px 8px;margin-top:25px;gap:4px}.date-chip svg{width:12px}.week-section{margin-bottom:22px}.section-label h2{font-size:.875rem}.section-label .plain-button{font-size:.875rem}.week-strip{gap:7px;overflow-x:auto;padding:2px 1px 8px;grid-template-columns:repeat(7,minmax(68px,1fr));scroll-snap-type:x proximity}.day-button{padding:10px;grid-template-columns:1fr;scroll-snap-align:start}.day-name{font-size:.875rem;grid-column:1}.day-num{font-size:1.25rem}.day-topic{font-size:.75rem;white-space:nowrap;letter-spacing:-.4px;margin-top:3px}.today-tag{font-size:.75rem}.lesson-cover{padding:23px}.lesson-cover h2{font-size:1.5rem}.cover-bottom{gap:14px}.dialogue-list{padding:0 20px 20px}.dialogue-toolbar{padding:20px}.lesson-completion{padding:16px 20px}.lesson-aside{grid-template-columns:1fr 1fr}.mission-card{grid-column:1/-1}.mission-card .button{width:auto;min-width:160px}.mic-notice{max-width:100%;font-size:.75rem}.word-row{display:flex}.toast{left:50%}footer{padding:20px;flex-wrap:wrap}footer small{width:100%;margin-left:0}.tip-strip{flex-direction:column;gap:4px;padding:12px 16px}.library-section{margin-top:32px}.section-heading h2{font-size:1.25rem}.section-heading .subtle-label{font-size:.75rem;white-space:nowrap}.library-card{padding:17px}.library-card strong{font-size:1rem}.filter-button{padding:7px 11px}.library-filters{gap:6px}}
@media(max-width:420px){.sidebar{padding:15px}.nav-link{padding:8px;font-size:.875rem}.topbar{padding:0 15px}main{padding:22px 15px 15px}.page-heading{flex-wrap:wrap}.date-chip{padding:6px 10px;margin:3px 0 0}.page-intro{font-size:.875rem}.lesson-cover{padding:20px}.dialogue-toolbar{padding:17px;gap:9px}.dialogue-settings{gap:10px;flex-wrap:wrap}.speed-control select{max-width:140px}.dialogue-list{padding:0 14px 18px;gap:12px}.phrase-card{grid-template-columns:25px minmax(0,1fr);gap:7px}.speaker-avatar{width:25px;height:25px;font-size:.75rem}.phrase-bubble{padding:12px}.phrase-en{font-size:1rem}.lesson-completion{padding:15px}.lesson-completion p{font-size:.875rem}.expression-card,.vocabulary-card,.mission-card{padding:17px}.word-row{display:block}.key-expression{font-size:1.125rem}.lesson-library{grid-template-columns:1fr}.library-card{padding:19px}.library-card-top{margin-bottom:12px}.filter-button{padding:7px 10px}.filter-button svg{display:none}.lesson-aside{grid-template-columns:1fr}.mission-card{grid-column:auto}.edition{letter-spacing:0;font-size:.75rem}}
.completion-actions{display:flex;align-items:center;gap:16px;flex-wrap:wrap}.mobile-progress{display:none}
.section-heading{flex-wrap:wrap}
@media(max-width:760px){.mobile-progress{display:block;flex-basis:100%;color:#697890;font-size:.75rem}.completion-actions{margin-left:auto}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}