html{scroll-behavior:smooth}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important}}:root{--font-body:Pretendard, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-weight-regular:400;--font-weight-medium:500;--font-weight-semibold:600;--font-weight-bold:700;--font-weight-heavy:800;--line-height-tight:1.2;--line-height-body:1.55;color:#18212f;font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;--canvas:#f3f6fa;--surface:#fff;--ink:#18212f;--secondary:#4a5568;--muted:#7b8798;--line:#e2e8f0;--azure-50:#eef5fe;--azure-100:#dceafc;--azure-200:#b9d5f8;--azure-500:#3d84e0;--azure-600:#2e6dc2;--azure-700:#23579e;--mint-50:#e6f6f2;--mint-500:#34b89f;--mint-700:#1e8572;--yellow-500:#f4be4f;--success-50:#e6f4ec;--success-500:#3a9e66;--error-50:#fcede8;--error-500:#e07f68;--space-1:4px;--space-2:8px;--space-3:12px;--space-4:16px;--space-5:24px;--space-6:32px;--text-xs:10px;--text-sm:12px;--text-base:14px;--text-lg:16px;--text-xl:20px;--text-display:30px;--radius-control:12px;--radius-card:18px;--radius-dialog:22px;--radius-pill:999px;--shadow-control:0 2px 8px #18212f0f;--shadow-card:0 4px 18px #18212f0d;--shadow-dialog:0 18px 54px #18212f33;--breakpoint-mobile:760px;--breakpoint-tablet:1050px;--breakpoint-small-mobile:390px;--z-content:0;--z-sticky:3;--z-navigation:5;--z-dialog:20;background:#f3f6fa;font-family:Pretendard,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}*{box-sizing:border-box}body{min-width:320px;min-height:100vh;margin:0}button,input,select{font:inherit}button,a{-webkit-tap-highlight-color:transparent}a{color:inherit;text-decoration:none}button{cursor:pointer}:focus-visible{outline-offset:3px;outline:3px solid #80b4f5}::selection{background:#dceafc}.app-shell{min-height:100vh}.sidebar{z-index:5;border-right:1px solid var(--line);background:var(--surface);flex-direction:column;width:242px;padding:29px 17px 18px;display:flex;position:fixed;inset:0 auto 0 0}.brand{color:var(--ink);letter-spacing:-.04em;align-items:center;gap:10px;font-size:20px;font-weight:800;display:inline-flex}.brand-mark{background:var(--yellow-500);color:#5e4615;border-radius:14px;place-items:center;width:39px;height:39px;font-size:20px;font-weight:800;display:grid}.brand small{color:var(--muted);letter-spacing:.1em;margin-top:-2px;font-size:9px;font-weight:700;display:block}.side-nav{gap:8px;margin-top:51px;display:grid}.side-nav a,.sidebar-bottom>a,.side-link{min-height:46px;color:var(--secondary);text-align:left;background:0 0;border:0;border-radius:12px;align-items:center;gap:12px;padding:0 12px;font-size:14px;font-weight:600;display:flex}.side-nav a:hover,.sidebar-bottom>a:hover,.side-link:hover{background:var(--azure-50);color:var(--azure-700)}.side-nav .active{background:var(--azure-50);color:var(--azure-700);font-weight:700}.sidebar-bottom{gap:4px;margin-top:auto;display:grid}.side-login{justify-content:space-between;margin-bottom:13px;color:var(--azure-700)!important;background:var(--azure-50)!important}.side-profile{border-top:1px solid var(--line);color:var(--muted);align-items:center;gap:10px;margin-top:14px;padding:14px 6px 0;display:flex}.side-profile>span:nth-child(2){flex:1;gap:3px;min-width:0;display:grid}.side-profile b{color:var(--ink);text-overflow:ellipsis;white-space:nowrap;font-size:13px;overflow:hidden}.side-profile small{text-overflow:ellipsis;white-space:nowrap;font-size:11px;overflow:hidden}.main-area{min-height:100vh;margin-left:242px}.page{width:min(100%,1280px);margin:0 auto;padding:42px 46px 22px}.page-heading{justify-content:space-between;align-items:center;gap:24px;margin-bottom:27px;display:flex}.page-heading h1{color:var(--ink);letter-spacing:-.045em;margin:5px 0 7px;font-size:clamp(25px,2.3vw,31px)}.page-heading p:not(.eyebrow){color:var(--muted);margin:0;font-size:14px}.eyebrow{color:var(--azure-600);letter-spacing:.045em;margin:0;font-size:12px;font-weight:700}.button{justify-content:center;align-items:center;gap:var(--space-2);border-radius:var(--radius-control);min-height:44px;font-size:var(--text-base);border:1px solid #0000;padding:0 17px;font-weight:700;transition:transform .18s,background .18s,box-shadow .18s;display:inline-flex}.button:hover:not(:disabled){transform:translateY(-1px)}.button:active:not(:disabled){transform:scale(.98)}.button:disabled{cursor:not-allowed;opacity:.48}.button--primary{background:var(--azure-500);color:#fff;box-shadow:0 3px 8px #3d84e02e}.button--primary:hover:not(:disabled){background:var(--azure-600)}.button--secondary{background:var(--azure-50);color:var(--azure-700);border-color:#c8dbf4}.button--quiet{color:var(--secondary);background:0 0}.button--white{color:var(--azure-700);background:#fff}.button--wide{width:100%}.button .spin,.spin{animation:1s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.icon-button{border-radius:var(--radius-control);background:var(--canvas);width:38px;height:38px;color:var(--secondary);border:0;place-items:center;font-size:22px;display:inline-grid}.date-chip{border:1px solid var(--line);background:var(--surface);color:var(--secondary);border-radius:12px;align-items:center;gap:8px;padding:11px 13px;font-size:13px;font-weight:600;display:inline-flex}.preview-banner{color:var(--azure-700);background:#f5f9ff;border:1px solid #d7e7fa;border-radius:12px;align-items:center;gap:9px;margin:0 0 18px;padding:11px 14px;font-size:12px;line-height:1.55;display:flex}.welcome-card{color:#fff;background:linear-gradient(110deg,#4389e2,#66a4ed);border-radius:20px;justify-content:space-between;align-items:center;min-height:204px;padding:27px 35px;display:flex;position:relative;overflow:hidden}.welcome-card>div:first-child{z-index:1;position:relative}.welcome-label{color:#eaf3ff;align-items:center;gap:6px;font-size:12px;font-weight:700;display:inline-flex}.welcome-card h2{letter-spacing:-.04em;max-width:470px;margin:13px 0 7px;font-size:clamp(19px,2vw,25px)}.welcome-card p{color:#eef6ff;margin:0 0 17px;font-size:13px}.welcome-card .button{min-height:40px}.welcome-art{color:#ffffffd1;width:260px;height:200px;position:absolute;top:4px;right:5%}.welcome-art span,.welcome-art i,.welcome-art b{background:#ffffff21;border:1px solid #ffffff5c;border-radius:24px;place-items:center;width:78px;height:94px;font-size:50px;font-style:normal;font-weight:800;display:grid;position:absolute}.welcome-art span{top:29px;left:5px;transform:rotate(-12deg)}.welcome-art i{top:67px;left:87px;transform:rotate(9deg)}.welcome-art b{top:16px;left:172px;transform:rotate(14deg)}.welcome-art em{color:#ffdf8b;font-size:30px;position:absolute;top:127px;left:161px}.stats-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin:17px 0 20px;display:grid}.stat-card{border:1px solid var(--line);border-radius:var(--radius-card);background:var(--surface);min-height:99px;box-shadow:var(--shadow-card);align-items:center;gap:12px;padding:16px;display:flex}.stat-icon{background:var(--azure-50);width:42px;height:42px;color:var(--azure-600);border-radius:14px;flex:0 0 42px;place-items:center;display:grid}.stat-card p,.stat-card small{color:var(--muted);margin:0;font-size:11px;display:block}.stat-card strong{color:var(--ink);letter-spacing:-.03em;margin:3px 0;font-size:20px;display:block}.dashboard-columns{grid-template-columns:minmax(0,1.45fr) minmax(260px,.9fr);gap:17px;display:grid}.panel{border:1px solid var(--line);border-radius:var(--radius-card);background:var(--surface);box-shadow:var(--shadow-card)}.progress-panel,.focus-panel{padding:21px}.panel-heading{justify-content:space-between;align-items:flex-start;gap:10px;display:flex}.panel-heading h2{letter-spacing:-.025em;margin:0;font-size:16px}.panel-heading p{color:var(--muted);margin:6px 0 0;font-size:11px}.panel-heading>a{color:var(--azure-600);align-items:center;gap:4px;font-size:12px;font-weight:700;display:inline-flex}.number-progress-list{margin-top:14px;display:grid}.number-progress{border-top:1px solid #f0f2f5;grid-template-columns:36px minmax(82px,1fr) minmax(55px,1.25fr) 48px;align-items:center;gap:11px;min-height:49px;display:grid}.number-bubble{background:var(--azure-50);width:32px;height:32px;color:var(--azure-700);border-radius:11px;place-items:center;font-size:16px;font-weight:800;display:grid}.number-info b,.number-info small{display:block}.number-info b{font-size:12px}.number-info small{color:var(--muted);margin-top:2px;font-size:10px}.progress-track{background:#eef1f5;border-radius:99px;height:8px;overflow:hidden}.progress-track>span{border-radius:inherit;background:var(--azure-500);height:100%;transition:width .25s;display:block}.number-percent{color:var(--muted);text-align:right;font-size:10px}.recommend-icon{color:#d19b27;background:#fff6df;border-radius:12px;place-items:center;width:34px;height:34px;display:grid}.recommend-card{background:#f7faff;border-radius:14px;margin-top:14px;padding:16px;position:relative;overflow:hidden}.recommend-tag{background:var(--azure-100);color:var(--azure-700);border-radius:7px;padding:5px 8px;font-size:10px;font-weight:700;display:inline-flex}.recommend-card>strong{margin-top:11px;font-size:15px;display:block}.recommend-card p{max-width:190px;color:var(--muted);margin:6px 0 13px;font-size:11px;line-height:1.6}.recommend-number{color:#dceafd;font-size:87px;font-weight:800;line-height:1;position:absolute;top:21px;right:23px}.recommend-card .button{z-index:1;min-height:40px;font-size:12px;position:relative}.gentle-note{color:var(--muted);align-items:center;gap:7px;margin:13px 0 0;font-size:10px;display:flex}.page-footer{color:var(--muted);justify-content:space-between;gap:16px;margin-top:25px;font-size:10px;display:flex}.page-footer>span:last-child{gap:14px;display:flex}.mobile-nav{display:none}.profile-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:17px;display:grid}.profile-card{border:1px solid var(--line);min-height:260px;box-shadow:var(--shadow-card);text-align:center;background:#fff;border-radius:18px;flex-direction:column;align-items:center;padding:24px;display:flex}.avatar{border-radius:18px;flex:none;place-items:center;width:52px;height:52px;font-size:19px;font-weight:800;display:inline-grid}.avatar--blue{color:#3675c4;background:#e0edfc}.avatar--sun,.avatar--yellow{color:#a97917;background:#fff2d0}.avatar--mint{color:#248875;background:#dff4ef}.profile-card .avatar{border-radius:22px;width:62px;height:62px;font-size:24px}.profile-card-copy h2{margin:12px 0 4px;font-size:18px}.profile-card-copy p{color:var(--muted);margin:0;font-size:12px}.profile-range{background:var(--canvas);color:var(--secondary);border-radius:9px;margin:17px 0;padding:7px 10px;font-size:11px}.profile-delete{margin-top:10px;font-size:11px}.text-button{color:var(--azure-700);background:0 0;border:0;align-items:center;gap:5px;padding:5px;font-size:13px;font-weight:600;display:inline-flex}.empty-state{text-align:center;background:#fbfcfe;border:1px dashed #cad5e2;border-radius:18px;justify-items:center;padding:72px 20px;display:grid}.empty-icon{background:var(--azure-50);width:58px;height:58px;color:var(--azure-600);border-radius:20px;place-items:center;display:grid}.empty-state h2{margin:15px 0 7px;font-size:19px}.empty-state p{max-width:350px;color:var(--muted);margin:0 0 19px;font-size:13px;line-height:1.6}.dialog-backdrop{z-index:20;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background:#18212f6b;place-items:center;padding:20px;display:grid;position:fixed;inset:0;overflow-y:auto}.dialog{border:1px solid var(--line);background:#fff;border-radius:21px;width:min(100%,460px);padding:25px;box-shadow:0 18px 65px #1423352e}.dialog-heading{justify-content:space-between;align-items:center;margin-bottom:21px;display:flex}.dialog-heading h2{margin:5px 0 0;font-size:19px}.form-stack{gap:15px;display:grid}.form-stack label{color:var(--secondary);gap:7px;font-size:12px;font-weight:600;display:grid}.form-stack input,.form-stack select{width:100%;min-height:45px;color:var(--ink);background:#fff;border:1px solid #dbe2eb;border-radius:11px;padding:0 12px;font-size:13px}.form-stack input::placeholder{color:#a6afbc}.form-stack input:focus,.form-stack select:focus{border-color:#80b4f5;outline:3px solid #e5f0fd}.dialog-actions{justify-content:flex-end;gap:8px;margin-top:5px;display:flex}.inline-error{color:#a9513a;background:#fceee9;border-radius:10px;margin:12px 0;padding:11px 13px;font-size:12px;line-height:1.5}.auth-page,.legal-page{background:radial-gradient(ellipse at 50% 8%, #e7f1fd, var(--canvas) 56%);min-height:100vh;padding:24px}.auth-top{justify-content:space-between;align-items:center;max-width:1140px;margin:0 auto;display:flex}.auth-top .text-button{color:var(--secondary)}.auth-card{border:1px solid var(--line);background:#fff;border-radius:22px;width:min(100%,430px);margin:55px auto;padding:33px;box-shadow:0 12px 38px #1c345214}.auth-symbol{background:#fff2d0;border-radius:18px;place-items:center;width:52px;height:52px;margin-bottom:20px;display:grid}.auth-symbol .brand-mark{border-radius:13px;width:38px;height:38px}.auth-card h1{letter-spacing:-.04em;margin:7px 0;font-size:25px}.auth-description{color:var(--muted);margin:0 0 22px;font-size:13px;line-height:1.6}.auth-card .button{margin-top:3px}.auth-toggle{color:var(--muted);text-align:center;margin:18px 0 12px;font-size:12px}.auth-toggle button{color:var(--azure-700);font:inherit;background:0 0;border:0;font-weight:700}.legal-note{color:#8993a2;text-align:center;margin:0;font-size:10px;line-height:1.6}.legal-note a{color:var(--secondary);text-decoration:underline}.field-error{color:#b0533d;font-weight:500}.learning-page{background:radial-gradient(at 50% 43%,#fff 0%,#f7f9fc 62%,#f0f5fb 100%);flex-direction:column;align-items:center;min-height:100vh;padding:23px 24px;display:flex}.lesson-header{align-items:center;gap:15px;width:min(100%,820px);display:flex}.lesson-back{border:1px solid var(--line);width:42px;height:42px;color:var(--secondary);background:#fff;border-radius:14px;flex:none;place-items:center;display:grid}.lesson-progress-copy{gap:4px;min-width:126px;display:grid}.lesson-progress-copy span{font-size:13px;font-weight:700}.lesson-progress-copy small{color:var(--muted);font-size:10px}.lesson-header .progress-track{flex:1;height:10px}.lesson-step-label{min-width:35px;color:var(--muted);text-align:right;font-size:11px}.lesson-card{border:1px solid var(--line);text-align:center;background:#fff;border-radius:25px;width:min(100%,670px);margin:27px auto 12px;padding:25px 34px 23px;box-shadow:0 10px 35px #1a2d4612}.lesson-kicker{color:var(--azure-600);font-size:12px;font-weight:700}.lesson-card h1{letter-spacing:-.045em;margin:8px 0 5px;font-size:clamp(23px,4vw,31px)}.lesson-card>p{color:var(--muted);margin:0;font-size:13px}.number-board-wrap{width:min(100%,250px);height:300px;margin:9px auto 2px;position:relative}.number-board{width:100%;height:100%;overflow:visible}.number-outline,.number-trace{fill:none;stroke-linecap:round;stroke-linejoin:round;stroke-width:12px}.number-outline{stroke:#e4edf8}.number-trace{stroke:var(--azure-500);transition:stroke-dashoffset .45s}.number-touch{background:var(--azure-500);color:#fff;border:3px solid #fff;border-radius:50%;place-items:center;width:38px;height:38px;font-size:13px;font-weight:800;transition:transform .2s,background .2s;display:grid;position:absolute;transform:translate(-50%,-50%);box-shadow:0 3px 10px #23579e3d}.number-touch:hover{transform:translate(-50%,-50%)scale(1.08)}.number-touch.is-done{background:var(--success-500)}.number-touch:not(.is-current):not(.is-done){color:#4a6d99;background:#d7e6f9}.nudge{color:#876316;background:#fff2d0;border-radius:12px;padding:8px 12px;font-size:11px;position:absolute;bottom:4px;right:-28px}.lesson-actions{flex-direction:column;justify-content:center;align-items:center;gap:9px;min-height:50px;display:flex}.lesson-helper,.lesson-footer{color:var(--muted);font-size:11px}.lesson-footer{align-items:center;gap:5px;margin:9px 0;display:flex}.audio-button{background:var(--mint-50);min-height:43px;color:var(--mint-700);border:1px solid #bfe7de;border-radius:13px;align-items:center;gap:9px;padding:0 16px;font-size:13px;font-weight:700;display:inline-flex}.audio-button:hover{background:#d7f1ea}.lesson-card--complete .number-board{opacity:.55}.praise{color:#956e19;background:#fff6df;border-radius:10px;align-items:center;gap:7px;padding:8px 13px;font-size:13px;font-weight:700;display:inline-flex}.lesson-actions>.button{width:min(100%,270px)}.lesson-actions .text-button{margin-top:-4px}.touch-point{border-radius:50%;place-items:center;width:27px;height:27px;font-size:12px;font-weight:800;display:inline-grid}.touch-point--pending{color:var(--muted);background:#edf1f6}.touch-point--active{background:var(--azure-500);color:#fff;box-shadow:0 0 0 4px var(--azure-100)}.touch-point--complete{background:var(--success-50);color:var(--success-500)}.design-groups{grid-template-columns:repeat(2,minmax(0,1fr));gap:15px;display:grid}.design-group{padding:21px}.design-group h2{margin:0 0 5px;font-size:15px}.design-group>p{color:var(--muted);margin:0 0 16px;font-size:11px}.design-row,.feedback-row,.touch-demo{flex-wrap:wrap;align-items:center;gap:11px;display:flex}.choice-card{border:1px solid var(--line);min-width:200px;color:var(--ink);text-align:left;background:#fff;border-radius:13px;align-items:center;gap:10px;padding:9px 12px;display:flex}.choice-card>span:nth-child(2){flex:1;gap:3px;display:grid}.choice-card b{font-size:12px}.choice-card small{color:var(--muted);font-size:10px}.choice-card.selected{border-color:var(--azure-500);background:var(--azure-50);color:var(--azure-700)}.choice-card:disabled{opacity:.5}.design-group .progress-track{margin:12px 0 17px}.touch-demo{gap:12px}.touch-demo>span:not(.touch-point){color:var(--muted);font-size:11px}.feedback-error{color:#b0533d;align-items:center;gap:6px;font-size:11px;display:inline-flex}.toast-trigger{border:1px solid var(--line);color:var(--secondary);background:#fff;border-radius:9px;padding:8px 10px;font-size:11px}.toast{color:#fff;background:#29394b;border-radius:9px;padding:8px 11px;font-size:11px}.offline-badge{color:#397951;border:1px solid #d8eade;border-radius:9px;align-items:center;gap:7px;padding:8px 10px;font-size:10px;display:inline-flex}.offline-badge>span{background:#3a9e66;border-radius:50%;width:7px;height:7px}.offline-badge--pending{color:#947019;border-color:#f0e3bf}.offline-badge--pending>span{background:#f4be4f}.design-group .stats-grid{grid-template-columns:minmax(190px,1fr) auto;align-items:center}.legal-page article{border:1px solid var(--line);width:min(100%,760px);box-shadow:var(--shadow-card);background:#fff;border-radius:22px;margin:52px auto;padding:42px 48px}.legal-page article h1{letter-spacing:-.04em;margin:7px 0 6px;font-size:30px}.legal-updated{color:var(--muted);margin:0 0 34px;font-size:12px}.legal-page article h2{margin:25px 0 7px;font-size:15px}.legal-page article p:not(.eyebrow){color:var(--secondary);font-size:13px;line-height:1.8}.legal-page article .button{margin-top:20px}@media (width<=1050px){.page{padding-inline:30px}.dashboard-columns{grid-template-columns:minmax(0,1.2fr) minmax(235px,.8fr)}.profile-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.welcome-art{transform-origin:100%;right:-1%;transform:scale(.82)}}@media (width<=760px){.sidebar{display:none}.main-area{margin-left:0;padding-bottom:75px}.page{padding:25px 19px 18px}.page-heading{align-items:flex-start;margin-bottom:19px}.page-heading h1{font-size:25px}.page-heading p:not(.eyebrow){max-width:390px;font-size:12px;line-height:1.5}.page-heading>.button{min-height:40px;padding-inline:11px;font-size:12px}.mobile-nav{z-index:10;height:calc(65px + env(safe-area-inset-bottom));padding:8px 10px env(safe-area-inset-bottom);border-top:1px solid var(--line);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);background:#fffffff5;grid-template-columns:repeat(4,1fr);display:grid;position:fixed;inset:auto 0 0}.mobile-nav a{color:var(--muted);align-content:center;justify-items:center;gap:3px;font-size:9px;display:grid}.mobile-nav a:hover,.mobile-nav a:focus{color:var(--azure-600)}.date-chip{max-width:130px;padding:9px;font-size:10px}.welcome-card{min-height:213px;padding:22px}.welcome-card h2{max-width:270px;font-size:21px}.welcome-card p{max-width:230px;font-size:11px;line-height:1.5}.welcome-art{top:34px;right:-46px;transform:scale(.56)}.stats-grid{gap:8px;margin:12px 0}.stat-card{border-radius:14px;flex-direction:column;align-items:flex-start;gap:6px;min-height:105px;padding:11px}.stat-icon{border-radius:11px;flex-basis:32px;width:32px;height:32px}.stat-icon svg{width:17px}.stat-card p,.stat-card small{font-size:9px}.stat-card strong{font-size:17px}.dashboard-columns{grid-template-columns:1fr;gap:12px}.progress-panel,.focus-panel{padding:16px}.number-progress{grid-template-columns:34px minmax(70px,.9fr) minmax(50px,1fr) 42px;gap:8px}.number-percent{font-size:9px}.page-footer{flex-direction:column;gap:8px;line-height:1.5}.profile-grid{grid-template-columns:1fr}.profile-card{min-height:0;padding:18px}.profile-card .avatar{width:54px;height:54px}.profile-range{margin:12px 0}.design-groups{grid-template-columns:1fr}.design-row{gap:8px}.design-row .button{font-size:11px}.auth-card{margin:35px auto;padding:27px 22px}.auth-card h1{font-size:23px}.legal-page{padding:18px}.legal-page article{margin:27px auto;padding:27px 22px}.legal-page article h1{font-size:25px}.learning-page{padding:17px 14px}.lesson-header{gap:9px}.lesson-back{border-radius:12px;width:38px;height:38px}.lesson-progress-copy{min-width:100px}.lesson-progress-copy span{font-size:11px}.lesson-progress-copy small,.lesson-step-label{font-size:9px}.lesson-card{border-radius:21px;margin-top:22px;padding:22px 16px 19px}.lesson-card h1{font-size:24px}.lesson-card>p{font-size:11px}.number-board-wrap{width:min(100%,228px);height:270px;margin-block:8px 2px}.number-touch{width:36px;height:36px}.nudge{right:-4px}.lesson-footer{margin-top:6px;font-size:10px}}@media (width<=390px){.page{padding-inline:14px}.page-heading{gap:10px}.page-heading>.button{gap:5px}.welcome-card{padding:18px}.welcome-card h2{max-width:235px;font-size:19px}.welcome-card p{max-width:205px}.welcome-art{right:-70px;transform:scale(.5)}.stats-grid{gap:6px}.stat-card{padding:8px}.stat-card small{font-size:8px}.number-progress{grid-template-columns:31px minmax(58px,.85fr) minmax(42px,1fr) 38px;gap:6px}.number-info b{font-size:11px}.number-info small{font-size:9px}.number-percent{font-size:8px}}.form-divider{color:var(--muted);align-items:center;gap:12px;margin:15px 0;font-size:10px;display:flex}.form-divider:before,.form-divider:after{background:var(--line);content:"";flex:1;height:1px}.number-board-wrap{width:min(100%,214px)}.zero-touch{background:var(--azure-500);color:#fff;border:3px solid #fff;border-radius:50%;place-items:center;width:76px;height:76px;font-size:24px;font-weight:800;display:grid;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);box-shadow:0 3px 10px #23579e3d}@media (width<=760px){.number-board-wrap{width:min(100%,193px)}}.number-touch{width:56px;height:56px;font-size:18px}.lesson-kicker{font-size:14px}.lesson-card>p{font-size:16px;line-height:1.5}.lesson-helper,.lesson-footer{font-size:14px}.audio-button{min-height:56px;font-size:17px}.lesson-actions>.button{min-height:64px;font-size:18px}@media (width<=760px){.lesson-card h1{font-size:26px}.lesson-card>p{font-size:16px}.number-touch{width:56px;height:56px;font-size:18px}}.activity-menu{margin-top:14px;padding:19px}.activity-grid{grid-template-columns:repeat(5,minmax(0,1fr));gap:10px;margin-top:14px;display:grid}.activity-link{border:1px solid var(--line);min-height:62px;color:var(--azure-700);background:#fff;border-radius:13px;justify-content:space-between;align-items:center;gap:7px;padding:12px;font-size:12px;font-weight:700;transition:border-color .16s,background .16s,transform .16s;display:flex}.activity-link:hover{border-color:var(--azure-200);background:var(--azure-50);transform:translateY(-2px)}.exercise-card{justify-content:flex-start;min-height:530px}.exercise-card>p{max-width:440px}.exercise-choices{grid-template-columns:repeat(3,82px);justify-content:center;gap:15px;width:100%;margin-top:24px;display:grid}.exercise-choices>.audio-button{grid-column:1/-1;justify-self:center}.exercise-choices--find-number{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;width:min(100%,330px)}.exercise-choices--find-number .number-choice{border-radius:24px;width:100%;height:122px;font-size:48px}.number-choice{border:1px solid var(--line);width:82px;height:82px;color:var(--azure-600);background:#fff;border-radius:20px;place-items:center;font-size:32px;font-weight:800;display:grid;box-shadow:0 3px 12px #18212f0a}.number-choice:hover,.quantity-choices button:hover{border-color:var(--azure-500);background:var(--azure-50)}.addition-groups{color:#d9a932;justify-content:center;align-items:center;gap:18px;margin:24px 0 8px;display:flex}.addition-groups>span{flex-wrap:wrap;justify-content:center;gap:8px;max-width:190px;display:flex}.addition-groups>b{color:var(--muted);font-size:26px}.counting-row{flex-wrap:wrap;justify-content:center;gap:10px;max-width:420px;margin:23px auto 8px;display:flex}.counting-star{color:#d9a932;background:#fff7e3;border:0;border-radius:19px;place-items:center;width:64px;height:64px;display:grid}.counting-star.is-done{background:var(--success-500);color:#fff}.speaking-board{flex-direction:column;align-items:center;gap:14px;margin-top:17px;display:flex}.speaking-number{color:var(--azure-500);font-size:100px;font-weight:900;line-height:1.1}.quantity-choices{flex-wrap:wrap;justify-content:center;gap:10px;max-width:480px;margin-top:21px;display:flex}.quantity-choices button{border:1px solid var(--line);color:#d9a932;background:#fff;border-radius:16px;flex-direction:column;justify-content:center;align-items:center;gap:5px;min-width:92px;min-height:92px;padding:8px;display:flex}.quantity-choices button>span{flex-wrap:wrap;justify-content:center;gap:2px;max-width:78px;display:flex}.quantity-choices b{color:var(--secondary);font-size:13px}.exercise-feedback{min-height:52px;color:var(--secondary);text-align:center;flex-direction:column;justify-content:center;align-items:center;gap:8px;margin-top:14px;font-size:13px;display:flex}.records-panel,.account-settings{max-width:920px;padding:21px}.record-list{margin:14px 0 0;padding:0;list-style:none;display:grid}.record-list li{border-top:1px solid #f0f2f5;grid-template-columns:40px minmax(0,1fr) auto;align-items:center;gap:11px;min-height:68px;padding:10px 3px;display:grid}.record-icon{background:var(--azure-50);width:38px;height:38px;color:var(--azure-600);border-radius:12px;place-items:center;display:grid}.record-list li>div{gap:4px;display:grid}.record-list li b{font-size:13px}.record-list li small{color:var(--muted);font-size:10px}.record-score{color:var(--secondary);white-space:nowrap;font-size:11px;font-weight:700}.empty-records{text-align:center;justify-items:center;gap:7px;padding:43px 15px;display:grid}.empty-records h3{margin:0;font-size:16px}.empty-records p{color:var(--muted);margin:0;font-size:12px}.empty-records a{color:var(--azure-700);align-items:center;gap:6px;margin-top:6px;font-size:12px;font-weight:700;display:inline-flex}.account-settings{gap:11px;display:grid}.account-settings>h2{margin:0;font-size:18px}.account-settings>p{color:var(--secondary);margin:0;font-size:13px}.account-settings>a{color:var(--azure-700);align-items:center;gap:7px;font-size:13px;font-weight:700;display:inline-flex}.account-danger{background:#fffaf8;border:1px solid #f1d7d0;border-radius:14px;justify-items:start;gap:8px;margin-top:13px;padding:17px;display:grid}.account-danger h3{color:#9e4f3b;margin:0;font-size:14px}.account-danger p{max-width:620px;color:var(--secondary);margin:0;font-size:12px;line-height:1.65}.account-danger small{color:#9e4f3b;font-size:11px}@media (width<=760px){.activity-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.activity-menu{padding:15px}.exercise-card{min-height:480px;padding-inline:18px}.speaking-number{font-size:84px}.records-panel,.account-settings{padding:16px}.record-list li{grid-template-columns:36px minmax(0,1fr)}.record-score{grid-column:2;margin-top:-8px}.addition-groups{gap:9px}.addition-groups>span{max-width:120px}}.learning-settings-form{gap:23px;max-width:920px;padding:23px;display:grid}.settings-section-heading h2,.support-layout h2{margin:0;font-size:16px}.settings-section-heading p{color:var(--muted);margin:5px 0 0;font-size:12px}.settings-fields{grid-template-columns:repeat(3,minmax(0,1fr));gap:13px;margin-top:16px;display:grid}.settings-fields label{color:var(--secondary);gap:7px;font-size:12px;font-weight:600;display:grid}.settings-fields select{border:1px solid var(--line);min-height:46px;color:var(--ink);background:#fff;border-radius:11px;padding:0 12px;font-size:13px}.settings-toggles{grid-template-columns:repeat(2,minmax(0,1fr));gap:9px;margin-top:14px;display:grid}.settings-toggle{border:1px solid var(--line);border-radius:12px;justify-content:space-between;align-items:center;gap:15px;min-height:68px;padding:11px 13px;display:flex}.settings-toggle>span{gap:4px;display:grid}.settings-toggle b{font-size:12px}.settings-toggle small{color:var(--muted);font-size:10px}.settings-toggle input{width:20px;height:20px;accent-color:var(--azure-500)}.support-layout{grid-template-columns:minmax(0,1.35fr) minmax(250px,.8fr);gap:15px;max-width:1000px;display:grid}.support-faq,.support-contact{padding:21px}.support-faq details{border-top:1px solid var(--line);padding:15px 0}.support-faq details:first-of-type{margin-top:10px}.support-faq summary{color:var(--ink);cursor:pointer;font-size:13px;font-weight:700}.support-faq details p,.support-contact p{color:var(--secondary);font-size:12px;line-height:1.7}.support-contact{flex-direction:column;align-items:flex-start;gap:9px;display:flex}.support-contact .empty-icon{border-radius:15px;width:46px;height:46px}.support-contact .button{min-height:47px;margin-top:3px}.support-contact small{color:var(--muted);font-size:10px;line-height:1.6}@media (width<=760px){.learning-settings-form{padding:16px}.settings-fields,.settings-toggles,.support-layout{grid-template-columns:1fr}.support-faq,.support-contact{padding:16px}}.dashboard-page{padding-top:34px}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;padding:0;position:absolute;overflow:hidden}.dashboard-heading{align-items:center;margin-bottom:20px}.dashboard-heading h1{margin-bottom:0}.desktop-dashboard-title{display:inline}.mobile-dashboard-title{display:none}.dashboard-date{color:var(--muted);letter-spacing:0}.dashboard-heading-actions{align-items:center;gap:9px;display:flex}.dashboard-learner-select{min-width:106px;display:inline-flex;position:relative}.dashboard-learner-select select{appearance:none;border:1px solid var(--line);background:var(--surface);width:100%;min-height:42px;color:var(--ink);border-radius:12px;padding:0 32px 0 13px;font-size:13px;font-weight:700}.dashboard-learner-select:after{color:var(--secondary);content:"⌄";pointer-events:none;position:absolute;top:50%;right:13px;transform:translateY(-58%)}.dashboard-heading-actions .dashboard-start{min-height:42px}.dashboard-sync-state{color:var(--muted);align-items:center;gap:6px;margin:-8px 0 14px;font-size:11px;display:flex}.dashboard-stats{grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-bottom:19px;display:grid}.activity-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.dashboard-stats .stat-card{min-height:105px;padding:17px}.dashboard-stats .stat-card strong{font-size:24px}.dashboard-main-grid{grid-template-columns:minmax(0,1.65fr) minmax(270px,.9fr);align-items:stretch;gap:16px;display:grid}.dashboard-chart-panel,.dashboard-focus-card,.dashboard-children-card{padding:20px}.chart-period{color:var(--secondary);background:#f3f6fa;border-radius:9px;padding:7px 10px;font-size:11px;font-weight:700}.mastery-chart{border-bottom:1px solid var(--line);align-items:stretch;gap:12px;min-height:260px;margin-top:23px;padding:0 6px;display:flex}.mastery-column{min-width:0;height:260px;color:var(--ink);flex-direction:column;flex:1;justify-content:flex-end;align-items:center;display:flex;position:relative}.mastery-column>b{height:24px;color:var(--secondary);font-size:11px}.mastery-bar{background:#b9d4f7;border-radius:8px 8px 0 0;width:min(72%,60px);min-height:3px;display:block}.mastery-column:hover .mastery-bar,.mastery-column:focus-visible .mastery-bar{background:var(--azure-500)}.mastery-column.is-low .mastery-bar{background:repeating-linear-gradient(-45deg,#dd816b 0 7px,#f3b9aa 7px 14px)}.mastery-column>strong{place-items:center;height:32px;font-size:13px;display:grid}.mastery-column.is-low>strong,.mastery-column.is-low>b{color:#b55b47}.dashboard-chart-empty{min-height:230px;color:var(--muted);text-align:center;align-content:center;justify-items:center;gap:10px;display:grid}.dashboard-chart-empty p{margin:0;font-size:12px}.dashboard-chart-empty a{color:var(--azure-700);align-items:center;gap:5px;font-size:12px;font-weight:700;display:inline-flex}.chart-legend{color:var(--muted);align-items:center;gap:7px;margin:13px 0 0;font-size:10px;display:flex}.chart-legend>span{background:repeating-linear-gradient(-45deg,#dd816b 0 4px,#f3b9aa 4px 8px);border-radius:3px;width:14px;height:12px}.dashboard-aside{grid-template-rows:auto 1fr;gap:14px;display:grid}.dashboard-card-heading{justify-content:space-between;align-items:center;gap:10px;display:flex}.dashboard-card-heading h2{letter-spacing:-.02em;margin:0;font-size:15px}.dashboard-card-heading p{color:var(--muted);margin:5px 0 0;font-size:11px}.dashboard-card-heading>svg{color:#d19b27}.dashboard-card-heading>span{color:var(--muted);font-size:10px}.dashboard-card-heading>a{color:var(--azure-700);align-items:center;gap:3px;font-size:11px;font-weight:700;display:inline-flex}.dashboard-focus-card>p{color:var(--secondary);margin:11px 0 0;font-size:11px;line-height:1.5}.focus-number-list{align-items:center;gap:9px;min-height:81px;margin-top:7px;display:flex}.focus-number-chip{color:#b55b47;background:#fff0eb;border-radius:15px;align-content:center;justify-items:center;gap:3px;width:72px;height:72px;display:grid}.focus-number-chip:nth-child(2){background:#fff3ee}.focus-number-chip b{font-size:31px;line-height:1}.focus-number-chip small{font-size:10px;font-weight:700}.focus-number-empty{color:var(--secondary);font-size:12px}.dashboard-children-card{flex-direction:column;gap:4px;display:flex}.dashboard-child-row{align-items:center;gap:9px;min-height:46px;display:flex}.dashboard-child-row:first-of-type{margin-top:5px}.dashboard-child-row .avatar{border-radius:50%;width:34px;height:34px;font-size:13px}.dashboard-child-row>div{flex:1;gap:2px;display:grid}.dashboard-child-row b{font-size:12px}.dashboard-child-row small,.dashboard-child-row>a{color:var(--muted);font-size:10px}.dashboard-child-empty{color:var(--muted);font-size:12px}.mobile-dashboard-only{display:none}.dashboard-today{padding:18px}.dashboard-today>strong{color:var(--ink);margin:13px 0;font-size:21px;display:block}.dashboard-today>small{color:var(--muted);margin-top:9px;font-size:10px;display:block}.sync-label{background:var(--success-50);color:var(--success-500);border-radius:99px;align-items:center;padding:5px 8px;font-size:10px;font-weight:700;display:inline-flex}.mobile-focus-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:9px}.mobile-focus-grid .dashboard-focus-card,.mobile-focus-grid .dashboard-hint-card{min-width:0;padding:15px}.mobile-focus-grid .dashboard-focus-card>small{color:var(--secondary);font-size:10px}.mobile-focus-grid .focus-number-list{min-height:62px;margin:6px 0}.mobile-focus-grid .focus-number-chip{border-radius:12px;width:48px;height:48px}.mobile-focus-grid .focus-number-chip b{font-size:23px}.mobile-focus-grid .focus-number-chip small{font-size:8px}.dashboard-hint-card h2{margin:0;font-size:13px}.dashboard-hint-card>strong{color:var(--ink);margin-top:10px;font-size:25px;display:block}.dashboard-hint-card>strong small{margin-left:3px;font-size:13px}.dashboard-hint-card p{color:var(--muted);margin:4px 0 0;font-size:9px}.mobile-recent-card{margin-top:10px;padding:17px}.mobile-recent-card>p{color:var(--muted);font-size:11px}.recent-number-list{gap:7px;margin-top:10px;display:flex}.recent-number-list a{background:var(--azure-50);width:40px;height:40px;color:var(--azure-700);border-radius:11px;place-items:center;font-size:16px;font-weight:800;display:grid}.week-metrics{grid-template-columns:repeat(3,minmax(0,1fr));gap:7px;margin:17px 0 14px;display:grid}.week-metrics>span{gap:3px;display:grid}.week-metrics small{color:var(--muted);font-size:10px}.week-metrics b{color:var(--ink);font-size:21px}.weekly-bars{border-bottom:1px solid var(--line);justify-content:space-between;align-items:flex-end;gap:6px;height:72px;display:flex}.weekly-bars>div{flex-direction:column;flex:1;justify-content:flex-end;align-items:center;gap:4px;height:100%;display:flex}.weekly-bars>div>span{background:#9fc4f2;border-radius:6px 6px 0 0;width:min(70%,24px);min-height:4px}.weekly-bars>div:last-child>span{background:var(--azure-500)}.weekly-bars small{height:16px;color:var(--muted);font-size:9px}@media (width<=760px){.dashboard-page{padding-top:19px;padding-bottom:92px}.dashboard-heading{align-items:center;margin-bottom:12px}.dashboard-heading h1{margin-top:3px;font-size:22px}.desktop-dashboard-title,.dashboard-stats,.dashboard-main-grid{display:none}.mobile-dashboard-title,.mobile-dashboard-only{display:block}.dashboard-heading-actions{gap:0}.dashboard-learner-select{min-width:76px}.dashboard-learner-select select{min-height:38px;padding-left:10px;font-size:11px}.dashboard-heading-actions .dashboard-start{display:none}.dashboard-sync-state{margin:-3px 0 11px;font-size:10px}.dashboard-today{margin-bottom:9px}.dashboard-week{margin-bottom:9px;padding:17px}.mobile-focus-grid{display:grid}.activity-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.activity-menu{margin-top:10px}}@media (width>=761px) and (width<=1050px){.dashboard-stats{grid-template-columns:repeat(2,minmax(0,1fr))}.dashboard-main-grid{grid-template-columns:minmax(0,1.25fr) minmax(235px,.9fr)}}@media (width<=390px){.dashboard-page,.dashboard-today,.dashboard-week,.mobile-recent-card{padding-inline:14px}.mobile-focus-grid{gap:7px}.mobile-focus-grid .dashboard-focus-card,.mobile-focus-grid .dashboard-hint-card{padding:12px}}