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@layer properties{@supports (((-webkit-hyphens:none)) and (not (margin-trim:inline))) or ((-moz-orient:inline) and (not (color:rgb(from red r g b)))){*,:before,:after,::backdrop{--tw-rotate-x:initial;--tw-rotate-y:initial;--tw-rotate-z:initial;--tw-skew-x:initial;--tw-skew-y:initial;--tw-border-style:solid;--tw-shadow:0 0 #0000;--tw-shadow-color:initial;--tw-shadow-alpha:100%;--tw-inset-shadow:0 0 #0000;--tw-inset-shadow-color:initial;--tw-inset-shadow-alpha:100%;--tw-ring-color:initial;--tw-ring-shadow:0 0 #0000;--tw-inset-ring-color:initial;--tw-inset-ring-shadow:0 0 #0000;--tw-ring-inset:initial;--tw-ring-offset-width:0px;--tw-ring-offset-color:#fff;--tw-ring-offset-shadow:0 0 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components;@layer utilities{.collapse{visibility:collapse}.visible{visibility:visible}.fixed{position:fixed}.relative{position:relative}.static{position:static}.sticky{position:sticky}.start{inset-inline-start:var(--spacing)}.end{inset-inline-end:var(--spacing)}.isolate{isolation:isolate}.block{display:block}.grid{display:grid}.hidden{display:none}.inline{display:inline}.table{display:table}.shrink{flex-shrink:1}.grow{flex-grow:1}.transform{transform:var(--tw-rotate-x,) var(--tw-rotate-y,) var(--tw-rotate-z,) var(--tw-skew-x,) var(--tw-skew-y,)}.resize{resize:both}.rounded{border-radius:.25rem}.border{border-style:var(--tw-border-style);border-width:1px}.lowercase{text-transform:lowercase}.ring{--tw-ring-shadow:var(--tw-ring-inset,) 0 0 0 calc(1px + var(--tw-ring-offset-width)) var(--tw-ring-color,currentcolor);box-shadow:var(--tw-inset-shadow), var(--tw-inset-ring-shadow), var(--tw-ring-offset-shadow), var(--tw-ring-shadow), var(--tw-shadow)}.blur{--tw-blur:blur(8px);filter:var(--tw-blur,) var(--tw-brightness,) var(--tw-contrast,) var(--tw-grayscale,) var(--tw-hue-rotate,) var(--tw-invert,) var(--tw-saturate,) var(--tw-sepia,) var(--tw-drop-shadow,)}.filter{filter:var(--tw-blur,) var(--tw-brightness,) var(--tw-contrast,) var(--tw-grayscale,) var(--tw-hue-rotate,) var(--tw-invert,) var(--tw-saturate,) var(--tw-sepia,) var(--tw-drop-shadow,)}.transition{transition-property:color,background-color,border-color,outline-color,text-decoration-color,fill,stroke,--tw-gradient-from,--tw-gradient-via,--tw-gradient-to,opacity,box-shadow,transform,translate,scale,rotate,filter,-webkit-backdrop-filter,backdrop-filter,display,content-visibility,overlay,pointer-events;transition-timing-function:var(--tw-ease,var(--default-transition-timing-function));transition-duration:var(--tw-duration,var(--default-transition-duration))}}:root{--ink:#17324d;--ink-soft:#5c7283;--paper:#fffdf7;--cream:#fff8e9;--line:#e8ddc8;--coral:#ff6f61;--coral-dark:#df5046;--mint:#48bdb2;--mint-pale:#dff6f2;--yellow:#ffd85a;--ocean:#f0f8f8;--map-land:#f8f5ed;--map-border:#647887;--river-blue:#2f83b5;--mountain-brown:#98613b;--quiz-target:#f0443c;--quiz-target-dark:#9f2925;--correct:#2eac72;--wrong:#e85855;--shadow:0 5px 0 #17324d17}.expandable-image-trigger{color:inherit;cursor:zoom-in;background:0 0;border:0;border-radius:14px;padding:0;display:block;position:relative;overflow:hidden}.expandable-image-trigger:focus-visible{outline:4px solid var(--yellow)}@supports (color:color-mix(in lab, red, red)){.expandable-image-trigger:focus-visible{outline:4px solid color-mix(in srgb, var(--yellow) 82%, white)}}.expandable-image-trigger:focus-visible{outline-offset:3px}.expandable-image-trigger picture,.expandable-image-trigger img{display:block}.expandable-image-hint{color:#fff;pointer-events:none;background:#17324de0;border:1px solid #ffffffb8;border-radius:999px;align-items:center;min-height:34px;padding:7px 10px;font-size:11px;font-weight:900;line-height:1;display:inline-flex;position:absolute;bottom:10px;right:10px;box-shadow:0 3px 12px #17324d38}.expanded-image-dialog{z-index:10000;padding:max(58px, calc(env(safe-area-inset-top) + 48px)) max(12px, env(safe-area-inset-right)) max(12px, env(safe-area-inset-bottom)) max(12px, env(safe-area-inset-left));-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:#0a1b2ae6;place-items:center;display:grid;position:fixed;inset:0}.expanded-image-close{top:max(10px, env(safe-area-inset-top));right:max(10px, env(safe-area-inset-right));z-index:1;min-width:84px;min-height:44px;color:var(--ink);cursor:pointer;background:#fffdf7;border:2px solid #fffc;border-radius:999px;justify-content:center;align-items:center;gap:6px;padding:0 14px;font-size:13px;font-weight:900;display:inline-flex;position:fixed;box-shadow:0 5px 20px #00000047}.expanded-image-close span{font-size:22px;line-height:1}.expanded-image-close:focus-visible{outline:4px solid var(--yellow);outline-offset:3px}.expanded-image-viewport{width:fit-content;max-width:min(calc(100vw - 24px - env(safe-area-inset-left) - env(safe-area-inset-right)), 1600px);height:auto;max-height:min(calc(100dvh - 82px - env(safe-area-inset-top) - env(safe-area-inset-bottom)), 1100px);touch-action:pinch-zoom;overscroll-behavior:contain;-webkit-overflow-scrolling:touch;background:0 0;border-radius:18px;place-items:center;display:grid;overflow:auto;box-shadow:0 18px 60px #0000006b}.expanded-image-dialog img{width:auto;max-width:100%;height:auto;max-height:min(calc(100dvh - 82px - env(safe-area-inset-top) - env(safe-area-inset-bottom)), 1100px);object-fit:contain;background:#fff;border-radius:18px;display:block}.naze-entry{border:1.5px solid var(--line);min-height:44px;color:var(--ink);white-space:nowrap;background:#eef8f5;border-radius:13px;align-items:center;gap:7px;padding:5px 12px 5px 6px;text-decoration:none;display:flex}.naze-entry>span{background:var(--mint);color:#fff;border-radius:10px;place-content:center;width:32px;height:32px;font-weight:900;display:grid}.naze-entry strong{font-size:12px}.naze-entry:hover{transform:translateY(-1px);box-shadow:0 3px #17324d1a}*{box-sizing:border-box}.visually-hidden{clip:rect(0, 0, 0, 0)!important;white-space:nowrap!important;border:0!important;width:1px!important;height:1px!important;margin:-1px!important;padding:0!important;position:absolute!important;overflow:hidden!important}html{scroll-behavior:smooth}body{background:radial-gradient(circle at 1px 1px, #17324d12 1px, transparent 1.1px) 0 0 / 22px 22px, var(--cream);color:var(--ink);margin:0;font-family:Hiragino Maru Gothic ProN,Yu Gothic,Meiryo,sans-serif}button,select{font:inherit}button{color:inherit}.geography-icon{flex:none;display:block}.geography-icon-duo{width:1.15em;height:1.15em;display:block;position:relative}.geography-icon-duo svg{stroke-width:2.4px;width:.82em;height:.82em;position:absolute}.geography-icon-duo svg:first-child{bottom:0;left:0}.geography-icon-duo svg:last-child{top:0;right:0}button:focus-visible,select:focus-visible,a:focus-visible,[role=button]:focus-visible{outline-offset:3px;outline:3px solid #8a55d8}.app-shell{min-height:100vh;padding:10px 16px 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a{min-height:34px;color:var(--ink-soft);white-space:nowrap;border-radius:9px;place-items:center;padding:0 13px;font-size:11px;font-weight:900;text-decoration:none;display:grid}.site-course-switcher a:hover{color:var(--ink);background:#f3eee5}.site-course-switcher a.active{background:var(--ink);color:#fff}.site-course-switcher small{display:none}.site-header-actions{margin-left:auto}@media (width>=1181px){.site-brand{min-width:193px}}.site-footer{width:min(1720px,100%);color:var(--ink-soft);justify-content:center;align-items:center;gap:6px;margin:12px auto 0;font-size:9px;font-weight:800;display:flex}.site-footer nav{align-items:center;gap:12px;display:flex}.site-footer a{color:inherit;text-underline-offset:3px}.brand{color:var(--ink);align-items:center;gap:11px;text-decoration:none;display:inline-flex}.brand-mark{border:3px solid var(--ink);background:var(--coral);color:#fff;width:48px;height:48px;box-shadow:3px 4px 0 var(--ink);border-radius:15px 18px 14px 16px;place-items:center;font-size:24px;font-weight:900;display:grid;transform:rotate(-2deg)}.brand strong{letter-spacing:.02em;font-size:23px;display:block}.brand small{color:var(--ink-soft);margin-top:2px;font-size:11px;font-weight:700;display:block}.topbar-actions{align-items:center;gap:9px;display:flex}.rankings-entry{border:2px solid var(--ink);background:var(--yellow);min-height:42px;color:var(--ink);box-shadow:0 3px 0 var(--ink);border-radius:13px;align-items:center;gap:7px;padding:5px 12px 5px 7px;font-size:11px;font-weight:900;text-decoration:none;display:inline-flex}.rankings-entry span{width:27px;height:27px;color:var(--coral-dark);background:#fff;border-radius:8px;place-items:center;font-size:10px;display:grid}.rankings-entry span svg{stroke-width:2.5px;width:17px;height:17px}.learning-login,.learning-status{border:2px solid var(--ink);background:var(--yellow);min-height:42px;color:var(--ink);white-space:nowrap;border-radius:12px;place-content:center;padding:7px 12px;font-size:11px;font-weight:900;text-decoration:none;display:grid}.learning-records-link{border:2px solid var(--line);background:var(--paper);min-height:42px;color:var(--ink);white-space:nowrap;border-radius:12px;place-content:center;padding:7px 11px;font-size:11px;font-weight:900;text-decoration:none;display:grid}.learning-records-link:hover{border-color:var(--mint);background:var(--mint-pale)}.learning-trophies-link{min-width:42px;min-height:42px;color:var(--ink);white-space:nowrap;background:#fff7c7;border:2px solid #e0b52e;border-radius:12px;justify-content:center;align-items:center;gap:6px;padding:6px 10px;font-size:11px;font-weight:900;text-decoration:none;display:inline-flex}.learning-trophies-link:hover{border-color:var(--ink);background:var(--yellow)}.learning-trophies-link svg{color:#b87d0e;stroke-width:2.5px;width:18px;height:18px}.learning-status{border-color:var(--line);color:var(--ink-soft);background:#f3eee4;font-weight:800}.shared-learning-actions{align-items:stretch;gap:5px;display:flex}.shared-profile-control{border:2px solid var(--line);background:var(--paper);min-width:126px;min-height:42px;color:var(--ink);text-align:left;white-space:nowrap;cursor:pointer;border-radius:12px;align-content:center;gap:1px;padding:5px 10px;text-decoration:none;display:grid}.shared-profile-control small{color:var(--ink-soft);font-size:8px;font-weight:800}.shared-profile-control strong{font-size:11px;font-weight:900}.shared-profile-control:not(.is-loading):hover{border-color:var(--mint);background:var(--mint-pale)}.shared-profile-control.is-loading{background:#f3eee4}.profile-switcher{align-items:stretch;gap:5px;display:flex}.profile-switcher label{border:2px solid var(--line);background:var(--paper);border-radius:12px;min-width:116px;padding:4px 8px;display:grid}.profile-switcher label span{color:var(--ink-soft);font-size:8px;font-weight:800}.profile-switcher select{max-width:145px;color:var(--ink);background:0 0;border:0;font-size:12px;font-weight:900}.profile-switcher>button{border:2px solid var(--line);background:var(--paper);cursor:pointer;border-radius:12px;width:42px;font-size:19px;font-weight:900}.header-stats{align-items:center;gap:9px;display:flex}.header-stats>span{border:2px solid var(--line);background:var(--paper);border-radius:999px;justify-content:center;align-items:baseline;gap:4px;min-width:86px;min-height:42px;padding:7px 12px;display:flex}.header-stats b{color:var(--coral);font-size:20px}.header-stats small{font-size:11px;font-weight:800}.quiet-button,.all-reset{min-height:42px;color:var(--ink-soft);text-underline-offset:4px;cursor:pointer;background:0 0;border:0;font-size:12px;font-weight:800;text-decoration:underline}.course-browser{background:linear-gradient(#fffdf7f5,#f7f2e8f5);border:1px solid 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#17324d2e}.horizontal-scroll-button.previous{left:2px}.horizontal-scroll-button.next{right:2px}.horizontal-scroll-button:disabled{opacity:0;pointer-events:none}.course-categories{scrollbar-width:none;align-items:center;gap:4px;min-width:0;display:flex;overflow-x:auto}.course-categories::-webkit-scrollbar{display:none}.course-categories button,.all-courses-trigger{min-height:31px;color:var(--ink-soft);white-space:nowrap;cursor:pointer;background:0 0;border:1px solid #0000;border-radius:10px;flex:none;align-items:center;gap:6px;padding:3px 10px;font-size:11px;font-weight:900;transition:background .16s,color .16s,border-color .16s,transform .16s;display:inline-flex}.course-categories button i,.all-courses-trigger i{color:currentColor;background:#ffffffd1;border-radius:7px;place-items:center;width:21px;height:21px;font-size:10px;font-style:normal;display:grid;box-shadow:inset 0 0 0 1px #17324d14}.course-categories 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10px;font-size:12px;font-weight:900;transition:transform .16s,border-color .16s,background .16s,box-shadow .16s;display:grid;position:relative;box-shadow:0 1px #17324d0f}.course-strip button:after{content:"";background:var(--course-accent);opacity:0;border-radius:3px 3px 0 0;height:3px;transition:opacity .16s,transform .16s;position:absolute;bottom:0;left:48px;right:10px;transform:scaleX(.45)}.course-strip button:hover{border-color:var(--course-accent)}@supports (color:color-mix(in lab, red, red)){.course-strip button:hover{border-color:color-mix(in srgb, var(--course-accent) 42%, #e8dfd0)}}.course-strip button:hover{background:#fff;transform:translateY(-1px)}.course-strip button.active{border-color:var(--course-accent)}@supports (color:color-mix(in lab, red, red)){.course-strip button.active{border-color:color-mix(in srgb, var(--course-accent) 72%, var(--ink))}}.course-strip button.active{box-shadow:0 5px 12px var(--course-accent);background:#fff}@supports (color:color-mix(in lab, 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var(--line);background:linear-gradient(145deg,#fff,#faf6ed);border-radius:17px;min-width:0;padding:13px}.catalog-group-heading{align-items:center;gap:9px;margin-bottom:10px;display:flex}.catalog-group-heading>i{background:var(--mint-pale);color:#21877f;border-radius:11px;place-items:center;width:34px;height:34px;font-style:normal;font-weight:900;display:grid}.catalog-group-heading h3,.catalog-group-heading p{margin:0}.catalog-group-heading h3{font-size:15px}.catalog-group-heading p{color:var(--ink-soft);margin-top:1px;font-size:9px;font-weight:700}.catalog-course-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:7px;display:grid}.catalog-course-grid button{--course-accent:var(--coral);text-align:left;cursor:pointer;background:#fff;border:1px solid #e6ddce;border-radius:12px;align-items:center;gap:8px;min-width:0;min-height:52px;padding:7px 9px;transition:border-color .16s,box-shadow .16s,transform .16s;display:flex}.catalog-course-grid 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solid #187c743d}.test-builder>footer{z-index:3;border-top:2px solid var(--line);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#fffdf7f7;justify-content:flex-end;gap:8px;padding:12px 18px;display:flex;position:sticky;bottom:0}.test-builder>footer button{cursor:pointer;border-radius:11px;min-height:46px;padding:0 16px;font-weight:900}.test-builder-cancel{border:1px solid var(--line);color:var(--ink-soft);background:#fff}.test-builder-start{border:2px solid var(--ink);background:var(--yellow);min-width:230px;box-shadow:0 3px 0 var(--ink);justify-content:space-between;align-items:center;display:flex}.test-builder-start:disabled{opacity:.45;cursor:not-allowed;box-shadow:none}.test-builder-start span{font-size:10px}.control-bar{border:2px solid var(--line);background:var(--paper);max-width:1720px;box-shadow:var(--shadow);border-radius:17px;align-items:center;gap:12px;margin:0 auto 10px;padding:9px 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button{min-height:36px;color:var(--ink);white-space:nowrap;cursor:pointer;background:0 0;border:0;border-radius:9px;padding:0 13px;font-size:12px;font-weight:900;transition:color .16s,background .16s,box-shadow .16s,transform .16s}.mode-tabs button:hover,.direction-tabs button:hover{background:#ffffffa8}.mode-tabs button.active{color:var(--coral-dark);background:#fff;box-shadow:0 2px 5px #17324d24}.mode-tabs button small{background:#17324d14;border-radius:999px;margin-left:4px;padding:2px 5px;font-size:8px}.mode-tabs button.cloud-review-active{background:var(--mint-pale);color:#187c74}.challenge-direction{border-left:1px solid #d1c7b8;align-items:center;gap:6px;min-height:36px;padding-left:7px;animation:.18s ease-out challengeReveal;display:flex}.challenge-direction>span{color:var(--ink-soft);white-space:nowrap;font-size:9px;font-weight:900}.direction-tabs{background:#ffffff94;border-radius:10px;padding:2px}.direction-tabs 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var(--ink);border-radius:24px;gap:15px;padding:24px;display:grid}.profile-modal-head{justify-content:space-between;align-items:start;gap:16px;display:flex}.profile-modal-head small{color:#187c74;font-size:10px;font-weight:900}.profile-modal h2{margin:3px 0 0;font-size:26px}.profile-modal-head>button{border:1px solid var(--line);cursor:pointer;background:#fff;border-radius:50%;width:36px;height:36px;font-size:21px}.profile-modal>p{color:var(--ink-soft);margin:0;font-size:13px;line-height:1.7}.profile-modal form{gap:12px;display:grid}.profile-modal form label{gap:6px;display:grid}.profile-modal form label span{font-size:12px;font-weight:900}.profile-modal input{border:2px solid var(--line);min-height:50px;color:var(--ink);background:#fff;border-radius:12px;padding:0 14px;font-size:17px}.profile-primary-button{border:2px solid var(--ink);background:var(--yellow);cursor:pointer;border-radius:12px;justify-content:space-between;align-items:center;min-height:50px;padding:0 14px;font-weight:900;display:flex}.profile-primary-button:disabled{cursor:not-allowed;opacity:.55}.profile-error{color:#a13f35;margin:0;font-size:12px;font-weight:800}.profile-modal-foot{justify-content:space-between;align-items:center;gap:12px;display:flex}.profile-modal-foot small{color:var(--ink-soft);font-size:10px;line-height:1.6}.profile-modal-foot a{color:var(--ink-soft);font-size:10px}.study-grid{grid-template-rows:auto auto;grid-template-columns:minmax(235px,265px) minmax(0,1fr);align-items:stretch;gap:0 10px;max-width:1720px;margin:0 auto;display:grid}.question-panel,.map-panel,.progress-panel{border:2px solid var(--line);background:var(--paper);box-shadow:var(--shadow);border-radius:21px}.question-panel{min-height:0;box-shadow:none;border-bottom:0;border-radius:21px 21px 0 0;flex-direction:column;grid-area:1/1;padding:18px;display:flex}.question-count{background:var(--mint-pale);color:#21877f;border-radius:999px;align-self:flex-start;padding:6px 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.study-grid[data-mode=challenge][data-direction=locate] .question-eyebrow{display:none}.map-course-shell .study-grid[data-mode=challenge][data-direction=locate] .question-panel h2{grid-area:2/1;margin-top:5px}.map-course-shell .study-grid[data-mode=challenge][data-direction=locate] .question-kana{grid-area:3/1;margin-bottom:0}.map-course-shell .study-grid[data-mode=challenge][data-direction=locate] .mobile-map-jump{grid-area:1/2/4;align-self:end}.map-course-shell .study-grid[data-mode=challenge][data-direction=locate] .feedback,.map-course-shell .study-grid[data-mode=challenge][data-direction=locate] .question-actions{grid-column:1/-1}.map-course-shell .question-count{padding:4px 8px;font-size:10px}.map-course-shell .question-eyebrow{margin:7px 0 2px;font-size:9px}.map-course-shell .question-panel h2{font-size:clamp(23px,7vw,28px);line-height:1.16}.map-course-shell .question-kana{margin:3px 0 6px;font-size:11px}.map-course-shell 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env(safe-area-inset-bottom) + 9px)}.map-course-shell .progress-panel{border-radius:16px;grid-area:3/1;min-height:0;padding:8px 10px}.map-learning-chrome{grid-template-columns:minmax(0,1fr) 44px;gap:4px;margin-block:4px 5px}.map-learning-chrome .course-browser{grid-area:2/1/auto/-1;min-height:44px;margin:0;padding-block:2px}.map-learning-chrome .control-bar{grid-area:1/2;grid-template-columns:44px;place-items:center;width:44px;min-height:44px;margin:0;padding:0;display:grid}.map-learning-chrome .control-details-toggle{border:0;min-width:44px;min-height:44px;padding:0}.map-learning-chrome .control-details-toggle span,.map-learning-chrome .compact-control-summary{display:none}.map-learning-chrome .control-bar.compact-controls-open .control-details{z-index:90;grid-template-columns:repeat(2,minmax(0,1fr));width:min(376px,100vw - 14px);max-height:min(68dvh,520px);display:grid;position:absolute;inset:calc(100% + 58px) 0 auto auto;overflow-y:auto}.map-learning-chrome .control-bar.compact-controls-open .learning-control,.map-learning-chrome .control-bar.compact-controls-open .test-running-status{grid-column:1/-1}}@media (width<=1180px) and (height<=520px) and (any-pointer:coarse){.map-course-shell .map-panel,.map-course-shell .map-panel.has-stacked-insets{height:calc(100dvh - 16px);min-height:320px}.map-course-shell .map-scroll{height:100%;min-height:0}}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-shadow-color{syntax:"*";inherits:false}@property --tw-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-inset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-shadow-color{syntax:"*";inherits:false}@property --tw-inset-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-ring-color{syntax:"*";inherits:false}@property --tw-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-ring-color{syntax:"*";inherits:false}@property --tw-inset-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-ring-inset{syntax:"*";inherits:false}@property --tw-ring-offset-width{syntax:"<length>";inherits:false;initial-value:0}@property --tw-ring-offset-color{syntax:"*";inherits:false;initial-value:#fff}@property --tw-ring-offset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}.naze-route{--ink:#17324b;--muted:#5e7182;--paper:#fffdf7;--warm:#f7f1e5;--line:#dfd4c0;--sea:#e9f6f6;--coral:#ef6a5b;--yellow:#ffd75a;--teal:#3eb7aa;--blue:#2e83b7;--red:#e85d4f;--shadow:0 5px 0 #17324b14}.naze-route *{box-sizing:border-box}.naze-route{color:var(--ink);background:#fbf6eb radial-gradient(circle at 1px 1px,#17324b13 1px,#0000 0) 0 0/22px 22px;margin:0;font-family:Hiragino Kaku Gothic ProN,Yu Gothic,sans-serif;font-weight:600}.naze-route button,.naze-route select{font:inherit;color:inherit}.naze-route button,.naze-route a,.naze-route select{-webkit-tap-highlight-color:transparent}.naze-route button:focus-visible,.naze-route a:focus-visible,.naze-route select:focus-visible,.naze-route [role=button]:focus-visible{outline-offset:3px;outline:3px solid #ffbd33}.naze-route button{cursor:pointer}.naze-route button:disabled{cursor:default;opacity:.38}.naze-route .app-shell{flex-direction:column;min-height:100vh;display:flex}.naze-route .topbar{border-bottom:1px solid var(--line);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#fffdf7f0;grid-template-columns:1fr auto auto;align-items:center;gap:24px;min-height:74px;padding:10px 22px;display:grid}.naze-route .brand{align-items:center;gap:12px;display:flex}.naze-route .brand>span:last-child{display:grid}.naze-route .brand strong{letter-spacing:.02em;font-family:Hiragino Maru Gothic ProN,Yu Gothic,sans-serif;font-size:23px}.naze-route .brand small{color:var(--muted);letter-spacing:.08em;font-size:10px}.naze-route .brand-mark{border:3px solid var(--ink);background:var(--coral);width:42px;height:42px;box-shadow:3px 3px 0 var(--ink);border-radius:14px 12px 15px 10px;position:relative;transform:rotate(-2deg)}.naze-route .brand-mark i{border:3px solid #fff8e9;border-radius:50%;width:9px;height:9px;position:absolute}.naze-route .brand-mark i:first-child{top:16px;left:6px}.naze-route .brand-mark i:nth-child(2){top:8px;left:16px}.naze-route .brand-mark i:nth-child(3){top:20px;right:5px}.naze-route .brand-mark:before,.naze-route .brand-mark:after{content:"";transform-origin:0;background:#fff8e9;height:3px;position:absolute}.naze-route .brand-mark:before{width:16px;top:19px;left:12px;transform:rotate(-37deg)}.naze-route .brand-mark:after{width:13px;top:14px;left:21px;transform:rotate(48deg)}.naze-route .top-progress{align-items:center;gap:10px;min-width:184px;display:flex}.naze-route .top-progress>span{border:2px solid var(--line);background:#fff;border-radius:50%;place-content:center;width:48px;height:48px;font-size:20px;display:grid}.naze-route .top-progress>span small{color:var(--muted);font-size:10px}.naze-route .top-progress div{gap:6px;width:118px;display:grid}.naze-route .top-progress strong{color:var(--muted);font-size:10px}.naze-route .top-progress div:after{content:"";background:#e8e2d7;border-radius:999px;grid-row:2;width:100%;height:7px}.naze-route .top-progress i{z-index:1;background:var(--teal);border-radius:999px;grid-row:2;max-width:100%;height:7px}.naze-route .memory-link{color:var(--ink);border:1.5px solid var(--line);background:#fff;border-radius:12px;padding:11px 14px;font-size:12px;text-decoration:none;transition:all .16s}.naze-route .memory-link:hover{box-shadow:var(--shadow);transform:translateY(-2px)}.naze-route .course-nav{border-bottom:1px solid var(--line);background:#faf6edf2;grid-template-columns:minmax(420px,1fr) minmax(250px,360px) auto;align-items:stretch;gap:10px;padding:8px 14px;display:grid}.naze-route .category-tabs,.naze-route .mode-switch{border:1.5px solid var(--line);background:#eee7da;border-radius:16px;gap:6px;padding:4px;display:flex}.naze-route .category-tabs button{text-align:left;background:0 0;border:0;border-radius:11px;flex:1;min-height:48px;padding:5px 12px;display:grid}.naze-route .category-tabs button span{font-size:13px}.naze-route .category-tabs button small{color:var(--muted);white-space:nowrap;font-size:9px}.naze-route .category-tabs button.active{background:var(--paper);box-shadow:0 2px #17324b1a}.naze-route .category-tabs button.active span:before{content:"";background:var(--coral);border-radius:50%;width:8px;height:8px;margin-right:7px;display:inline-block}.naze-route .lesson-select{border:1.5px solid var(--line);background:var(--paper);border-radius:16px;grid-template-columns:auto 1fr;align-items:center;gap:8px;padding:4px 6px 4px 12px;display:grid}.naze-route .lesson-select>span{color:var(--muted);font-size:10px}.naze-route .lesson-select select{background:#f4efe5;border:0;border-radius:10px;width:100%;min-height:44px;padding:0 34px 0 10px;font-size:13px}.naze-route .mode-switch button{background:0 0;border:0;border-radius:11px;min-width:82px;font-size:12px}.naze-route .mode-switch button.active{background:var(--ink);color:#fff;box-shadow:0 2px #17324b2e}.naze-route .mode-switch button:last-child.active{background:var(--coral)}.naze-route .workspace{grid-template-columns:minmax(280px,340px) minmax(0,1fr);gap:10px;height:calc(100vh - 166px);min-height:720px;padding:10px 14px 12px;display:grid}.naze-route .lesson-panel,.naze-route .map-panel{background:var(--paper);border:1.5px solid var(--line);box-shadow:var(--shadow);border-radius:24px;overflow:hidden}.naze-route .lesson-panel{flex-direction:column;min-height:0;display:flex}.naze-route .lesson-index{border-bottom:1px dashed var(--line);background:linear-gradient(100deg,#fffdf7,#f7f1e4);align-items:center;gap:12px;min-height:68px;padding:12px 16px;display:flex}.naze-route .lesson-index>span{color:var(--coral);font-family:Georgia,serif;font-size:29px;line-height:1}.naze-route .lesson-index>div{display:grid}.naze-route .lesson-index small{color:#177f77;letter-spacing:.14em;font-size:9px}.naze-route .lesson-index strong{font-size:17px}.naze-route .panel-body{flex-direction:column;gap:14px;min-height:0;padding:18px;display:flex;overflow-y:auto}.naze-route .mode-eyebrow{color:#177f77;letter-spacing:.12em;font-size:10px}.naze-route .panel-body h1{color:var(--coral);letter-spacing:-.03em;margin:0;font-family:Hiragino Maru Gothic ProN,Yu Gothic,sans-serif;font-size:clamp(23px,2.1vw,31px);line-height:1.28}.naze-route .helper-copy{color:var(--muted);margin:-6px 0 0;font-size:11px;line-height:1.6}.naze-route .study-instruction{text-align:center;background:#f0f9f7;border:1.5px dashed #b7d7d4;border-radius:18px;align-content:center;place-items:center;gap:8px;min-height:174px;margin-top:8px;display:grid}.naze-route .study-instruction strong{font-size:17px}.naze-route .study-instruction p{max-width:210px;color:var(--muted);margin:0;font-size:11px;line-height:1.6}.naze-route .tap-ripple{background:var(--coral);width:28px;height:28px;box-shadow:0 0 0 3px var(--coral);border:5px solid #fff;border-radius:50%;position:relative}.naze-route .tap-ripple:after{content:"";border:2px solid var(--coral);border-radius:50%;animation:1.8s infinite naze-ripple;position:absolute;inset:-12px}@keyframes naze-ripple{0%{opacity:.8;transform:scale(.65)}70%,to{opacity:0;transform:scale(1.35)}}.naze-route .focus-name{border-left:5px solid var(--yellow);background:#fff7d9;border-radius:0 14px 14px 0;padding:12px 14px;display:grid}.naze-route .focus-name small{color:#8c6b15;font-size:9px}.naze-route .focus-name strong{font-size:17px}.naze-route .focus-name 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var(--line);background:#f5f0e7}.naze-route .button-row{grid-template-columns:1fr 1.5fr;gap:7px;display:grid}.naze-route .connect-list{gap:7px;margin:0;padding:0;list-style:none;display:grid}.naze-route .connect-list li{border:1.5px solid var(--line);background:#fff;border-radius:13px;grid-template-columns:18px 1fr auto;align-items:center;gap:8px;min-height:68px;padding:8px;display:grid;box-shadow:0 2px #17324b0f}.naze-route .connect-list li:active{cursor:grabbing}.naze-route .grip{color:#a99f90}.naze-route .connect-list small{color:#c94c41;font-size:8px}.naze-route .connect-list p{margin:2px 0 0;font-size:9px;line-height:1.45}.naze-route .card-moves{gap:3px;display:grid}.naze-route .card-moves button{border:1px solid var(--line);background:#f8f4ed;border-radius:7px;width:28px;height:25px;font-size:11px}.naze-route .feedback{border-radius:13px;padding:11px 12px;font-size:11px;line-height:1.55}.naze-route .feedback.correct{color:#0d695f;background:#e6f8f2;border:1px solid #9bd7c9}.naze-route .feedback.wrong{color:#96392f;background:#fff0eb;border:1px solid #efb1a9}.naze-route .feedback strong{font-size:13px;display:block}.naze-route .feedback p{margin:2px 0 0}.naze-route .challenge-meta{justify-content:space-between;align-items:center;display:flex}.naze-route .challenge-meta span{color:#fff;background:var(--coral);border-radius:999px;padding:6px 9px;font-size:9px}.naze-route .challenge-meta b{font-family:Georgia,serif;font-size:12px}.naze-route .map-answer-instruction{border:1.5px dashed var(--line);text-align:center;background:#f7f2ea;border-radius:15px;padding:16px}.naze-route .map-answer-instruction span{font-size:13px}.naze-route .map-answer-instruction p{color:var(--muted);margin:4px 0 0;font-size:9px}.naze-route .reason-options{gap:8px;display:grid}.naze-route .reason-options button{text-align:left;border:1.5px solid var(--line);background:#fff;border-radius:13px;grid-template-columns:28px 1fr;align-items:center;gap:9px;min-height:62px;padding:9px 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