:root{--ink: #000811;--ink2: #555555;--ink3: #999999;--surface: #fafaf8;--surface2: #f2f0ec;--border: #000811;--border2: #00060c;--accent: #2d5a8e;--accent-light: #e8f0f9;--canvas-bg: #f5f0e6;--washi: #f5f0e6;--font-serif: "Noto Serif JP", serif;--font-sans: "Noto Sans JP", sans-serif}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html,body,#root{height:100dvh;overflow:hidden;font-family:var(--font-sans);color:var(--ink);background-color:var(--surface);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.main-screen{display:flex;flex-direction:column;height:100dvh}.title-bar{display:flex;align-items:center;padding:8px 16px;border-bottom:none;flex-shrink:0;background:linear-gradient(to bottom,#1f2c44,#000811);-webkit-user-select:none;user-select:none;-webkit-touch-callout:none}.title-logo{height:44px;width:auto;margin-right:auto;margin-top:8px;pointer-events:none;-webkit-user-drag:none}.tab-bar{display:flex;gap:8px}.tab-button{padding:4px 16px 8px;border:1px solid rgba(255,255,255,.25);border-radius:20px;background:transparent;font-family:var(--font-sans);font-size:13px;color:#ffffff80;cursor:pointer;transition:all .15s}.tab-button[aria-selected=true]{background:#ffffff26;border-color:#fff6;color:#fff;font-weight:700}.tab-panel{display:none;flex:1;min-height:0}.tab-panel[data-active=true]{display:flex;flex-direction:column}.draw-screen{position:relative;flex:1;min-height:0}.draw-canvas{display:block;width:100%;height:100%;background-color:var(--canvas-bg);touch-action:none;-webkit-user-select:none;user-select:none;-webkit-touch-callout:none}.candidates-bar{flex-shrink:0;padding:8px 12px;border-top:1px solid var(--border);background:var(--surface)}.clear-button{position:absolute;bottom:16px;right:16px;z-index:10;padding:10px 20px;border:1px solid var(--border2);border-radius:8px;background:#fafaf8e6;font-family:var(--font-sans);font-size:15px;color:var(--ink2);cursor:pointer;-webkit-user-select:none;user-select:none;-webkit-touch-callout:none;backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);transition:background-color .15s}.clear-button:active{background:var(--surface2)}.recognizing-indicator{position:absolute;bottom:16px;left:16px;z-index:10;padding:6px 12px;border-radius:6px;background:#fafaf8e6;font-size:13px;color:var(--ink3);backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px)}.candidate-list{display:flex;gap:8px;overflow-x:auto;-webkit-overflow-scrolling:touch}.candidate-list::-webkit-scrollbar{display:none}.candidate-button{flex-shrink:0;width:50px;height:50px;border:1px solid var(--border2);border-radius:10px;background:#ffffffe6;font-family:var(--font-serif);font-size:26px;color:var(--ink);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background-color .15s,border-color .15s;backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px)}.candidate-button:active{background:var(--accent-light);border-color:var(--accent)}.candidate-button[aria-selected=true]{background:var(--accent-light);border-color:var(--accent);color:var(--accent)}.keyboard-tab{padding:12px 16px}.search-input-wrapper{position:relative}.search-input{width:100%;padding:10px 40px 10px 14px;border:1px solid var(--border2);border-radius:8px;font-family:var(--font-sans);font-size:16px;color:var(--ink);background:var(--surface);outline:none;transition:border-color .15s}.search-input:focus{border-color:var(--accent)}.search-clear-button{position:absolute;right:8px;top:50%;transform:translateY(-50%);width:28px;height:28px;border:none;background:var(--surface2);border-radius:50%;font-size:14px;color:var(--ink3);cursor:pointer;display:flex;align-items:center;justify-content:center}.search-clear-button:active{background:var(--border2)}.empty-message{text-align:center;padding:24px 16px;font-size:14px;color:var(--ink3)}.detail-screen{height:100dvh;display:flex;flex-direction:column;background:var(--washi)}.detail-header{padding:10px 16px;background:linear-gradient(to bottom,#1f2c44,#000811);flex-shrink:0}.back-button{display:flex;align-items:center;gap:4px;padding:6px 12px;border:none;background:none;font-family:var(--font-sans);font-size:15px;color:#ffffffd9;cursor:pointer;-webkit-user-select:none;user-select:none}.back-button:active{opacity:.6}.detail-body{flex:1;display:flex;flex-direction:column;align-items:center;padding:24px 16px;overflow-y:auto}.detail-kanji-display{font-family:"Klee One",var(--font-serif);font-size:min(70vw,360px);line-height:1.1;color:var(--ink);margin-bottom:24px}.detail-info{width:100%;max-width:360px}.kanji-reading-row{display:flex;gap:8px;padding:6px 0;font-size:15px}.kanji-reading-label{color:var(--ink3);min-width:56px;flex-shrink:0}.kanji-reading-value{color:var(--ink)}.kanji-strokes{display:inline-block;padding:3px 12px;margin-bottom:12px;font-size:14px;color:var(--ink2);background:var(--surface2);border-radius:12px}.kanji-variants{padding:12px 0}.kanji-variants-label{font-size:13px;color:var(--ink3);margin-bottom:8px}.kanji-variants-list{display:flex;gap:8px}.variant-button{width:48px;height:48px;border:1px solid var(--border2);border-radius:10px;background:var(--surface);font-family:var(--font-serif);font-size:24px;color:var(--ink);cursor:pointer;display:flex;align-items:center;justify-content:center}.variant-button:active{background:var(--surface2)}