:root{--mm-accent: #10b981;--mm-accent-strong: #059669;--mm-control-bg: #f9fafb;--mm-control-hover: #eef2f7;--mm-control-text: #374151;--mm-danger: #dc2626;--mm-danger-text: #fca5a5;--mm-floating-bg: rgba(255, 255, 255, .3);--mm-floating-blur: blur(12px);--mm-floating-border: rgba(255, 255, 255, .72);--mm-floating-shadow: 0 12px 30px rgba(15, 23, 42, .18);--mm-input-bg: rgba(255, 255, 255, .92);--mm-input-border: #d1d5db;--mm-input-text: #111827;--mm-muted: #6b7280;--mm-muted-strong: #4b5563;--mm-panel-bg: #ffffff;--mm-panel-border: #e5e7eb;--mm-text: #222222}:root[data-theme=dark]{--mm-accent: var(--accent);--mm-accent-strong: var(--accent);--mm-control-bg: var(--paper-soft);--mm-control-hover: var(--paper);--mm-control-text: var(--ink-soft);--mm-danger: #f87171;--mm-danger-text: #fca5a5;--mm-floating-bg: rgba(30, 34, 40, .56);--mm-floating-border: rgba(255, 255, 255, .14);--mm-floating-shadow: 0 12px 30px rgba(0, 0, 0, .45);--mm-input-bg: var(--paper-input);--mm-input-border: var(--line-strong);--mm-input-text: var(--ink);--mm-muted: var(--ink-soft);--mm-muted-strong: var(--ink-faint);--mm-panel-bg: var(--paper);--mm-panel-border: var(--line);--mm-text: var(--ink)}.user-avatar{display:inline-flex;align-items:center;justify-content:center;flex:0 0 24px;width:24px;height:24px;overflow:hidden;border-radius:50%;background-color:#9ca3af;background-position:center;background-size:cover;color:#fff;font-size:12px;font-weight:800;line-height:1}.user-avatar.default-avatar{background:#e5e7eb;border:1px solid #cbd5e1}.user-avatar.mini{flex:0 0 20px;width:20px;height:20px;font-size:11px;vertical-align:middle}.mode-segmented{display:inline-flex;align-items:stretch;height:37px;padding:0;border:1px solid var(--mm-floating-border);border-radius:9px;background:var(--mm-floating-bg);box-shadow:var(--mm-floating-shadow);-webkit-backdrop-filter:var(--mm-floating-blur);backdrop-filter:var(--mm-floating-blur);overflow:hidden}.mode-segmented button{min-width:57px;height:100%;padding:0 11px;border:0;border-radius:9px;background:transparent;color:var(--mm-control-text);cursor:pointer;font-size:14px;font-weight:700}.mode-segmented button:hover{background:#ffffff61}.mode-segmented button.active{background:linear-gradient(180deg,#374151d1,#111827b3);color:#fff;box-shadow:inset 0 1px #ffffff47,inset 0 0 0 1px #ffffff1f;-webkit-backdrop-filter:blur(12px) saturate(150%);backdrop-filter:blur(12px) saturate(150%)}body.theme-dark .mode-segmented button:hover{background:#1e293b94}body.theme-dark .mode-segmented button.active{background:linear-gradient(180deg,#475569b3,#1e293b8c);box-shadow:inset 0 1px #ffffff2e,inset 0 0 0 1px #ffffff14}.board-container{max-width:760px;margin:0 auto;display:grid;gap:16px}.board-heading{font-size:22px;font-weight:800;color:var(--mm-control-text)}.board-composer{display:grid;gap:8px;padding:14px;background:var(--mm-panel-bg);border:1px solid var(--mm-panel-border);border-radius:12px}.board-composer 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var(--mm-panel-border);border-radius:12px}.board-post-head,.board-reply-head{display:flex;align-items:center;gap:10px}.board-author{font-weight:700;color:var(--mm-control-text);font-size:13px}.board-time{font-size:12px;color:var(--mm-muted)}.board-delete{margin-left:auto;padding:2px 8px;border-radius:6px;border:1px solid transparent;background:transparent;color:var(--mm-muted);font-size:12px;cursor:pointer}.board-delete:hover{color:var(--mm-danger);border-color:var(--mm-danger)}.board-content{font-size:14px;line-height:1.6;color:var(--mm-text);white-space:pre-wrap;word-break:break-word}.board-replies{display:grid;gap:8px;margin-left:14px;padding:10px 12px;border-left:2px solid var(--mm-panel-border)}.board-reply{display:grid;gap:4px}.board-post-actions{display:flex;align-items:center;gap:14px}.board-expand,.board-reply-btn{padding:2px 0;border:none;background:transparent;color:var(--mm-accent);font-size:13px;cursor:pointer}.board-expand:hover,.board-reply-btn:hover{text-decoration:underline}.board-reply-input{display:grid;gap:8px;margin-left:14px}.board-load-more{justify-self:center;padding:8px 24px;border-radius:8px;border:1px solid var(--mm-panel-border);background:var(--mm-panel-bg);color:var(--mm-control-text);font-size:13px;cursor:pointer}.board-load-more:hover{background:var(--mm-control-hover)}.board-empty{padding:30px 0;text-align:center;color:var(--mm-muted);font-size:14px}.announcement-card{width:min(560px,90vw);max-height:82vh;display:flex;flex-direction:column;gap:12px}.announcement-card h3{font-size:18px;font-weight:800}.announcement-list{display:grid;gap:12px;overflow-y:auto;min-height:0}.announcement-item{display:grid;gap:6px;padding:12px 14px;border:1px solid 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10px;color:var(--mm-muted);font-size:13px}.auth-message{min-height:20px;margin-top:8px;color:var(--mm-muted-strong);font-size:13px;line-height:1.5}.auth-switch{display:flex;justify-content:flex-start;margin-top:4px}.auth-switch button{border:0;background:transparent;color:var(--mm-accent-strong);cursor:pointer;font-size:13px;font-weight:700}.card-actions{display:flex;gap:10px;justify-content:flex-end;margin-top:18px}:root{--ink: #1d2025;--ink-soft: #4c535c;--ink-faint: #7a828c;--paper: #ffffff;--paper-soft: #f6f7f9;--line: #e4e7ec;--line-strong: #cfd4dc;--mark-red: #c0392b;--mark-red-bg: #fdecea;--mark-orange: #b26a00;--mark-orange-bg: #fff5e6;--mark-green: #1e7a45;--mark-green-bg: #e8f6ed;--accent: #2c6bed;--on-accent: #ffffff;--accent-tint: rgba(44, 107, 237, .06);--accent-tint-strong: rgba(44, 107, 237, .07);--accent-ring: rgba(44, 107, 237, .12);--warn-line: #f0d5a8;--warn-line-soft: #e0b070;--warn-ink: #8a5200;--warn-ink-strong: #7a4a00;--warn-ink-soft: #b06a00;--good-ink: #4a8f5f;--paper-input: #fcfcfd;--danger-line: #f2c4bd;--danger-ink: #8f2c1f;--code-bg: rgba(0, 0, 0, .05);--serif: Georgia, "Times New Roman", "Songti SC", "SimSun", serif;--sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", "PingFang SC", sans-serif;--radius: 10px;--shadow: 0 1px 2px rgba(16, 24, 40, .04), 0 4px 14px rgba(16, 24, 40, .05);--topbar-h: 56px;--strip-h: 46px}:root[data-theme=dark]{--ink: #e7e9ee;--ink-soft: #b3b8c2;--ink-faint: #868d99;--paper: #14161a;--paper-soft: #1c1f25;--line: #2a2e36;--line-strong: #3b414c;--mark-red: #ff8f80;--mark-red-bg: #3a1f1c;--mark-orange: #f0b055;--mark-orange-bg: #3a2c17;--mark-green: #6fd39a;--mark-green-bg: #17301f;--accent: #6f9bff;--on-accent: #10131a;--accent-tint: rgba(111, 155, 255, .14);--accent-tint-strong: rgba(111, 155, 255, .18);--accent-ring: rgba(111, 155, 255, .24);--warn-line: #6a4a1c;--warn-line-soft: #5c451f;--warn-ink: #f0b055;--warn-ink-strong: #f0c070;--warn-ink-soft: #e0a94a;--good-ink: #6fd39a;--paper-input: #191c22;--danger-line: #6b2a24;--danger-ink: #ff9a8c;--code-bg: rgba(255, 255, 255, .08);--shadow: 0 1px 2px rgba(0, 0, 0, .4), 0 4px 14px rgba(0, 0, 0, .45)}*{box-sizing:border-box}html,body,#root{margin:0;padding:0;height:100%}body{background:var(--paper-soft);color:var(--ink);font-family:var(--sans);font-size:15px;line-height:1.65}button{font-family:var(--sans);font-size:inherit}.app{height:100%;display:flex;flex-direction:column;overflow:hidden}.topbar{flex:none;height:var(--topbar-h);display:flex;align-items:center;gap:20px;padding:0 18px;background:var(--paper);border-bottom:1px solid var(--line)}.topbar-brand{display:flex;align-items:baseline;gap:10px;flex:none}.topbar-brand h1{margin:0;font-size:17px;letter-spacing:.02em;white-space:nowrap}.tagline{color:var(--ink-faint);font-size:12px;white-space:nowrap}.mode-tabs{display:flex;gap:4px;flex:none}.mode-tab{border:1px solid transparent;background:transparent;color:var(--ink-soft);padding:6px 18px;border-radius:8px;cursor:pointer;font-size:15px;letter-spacing:.06em;transition:background .15s,color .15s}.mode-tab:hover{background:var(--paper-soft);color:var(--ink)}.mode-tab-active{background:var(--accent);border-color:var(--accent);color:var(--on-accent);font-weight:600}.topbar-right{margin-left:auto;display:flex;align-items:center;gap:6px;flex-wrap:wrap;justify-content:flex-end}.chip{background:var(--paper-soft);border:1px solid var(--line);border-radius:999px;padding:2px 10px;font-size:11.5px;color:var(--ink-soft);white-space:nowrap}.chip-warn{background:var(--mark-orange-bg);border-color:var(--warn-line);color:var(--warn-ink)}.term-rows{display:flex;flex-direction:column;gap:8px;flex:1 1 auto;min-height:0}.term-source-list{margin:0;padding:0;list-style:none;display:flex;flex-direction:column;flex:1 1 auto;min-height:0}.term-source-row{flex:1 1 0;min-height:0;display:flex;align-items:center;gap:10px;padding:6px 2px;border-top:1px solid var(--line)}.term-source-row:first-child{border-top:none}.term-source-index{flex:none;width:1.4em;text-align:right;font-size:12px;color:var(--ink-faint)}.term-source-text{font-size:14px;line-height:1.6;color:var(--ink);word-break:break-word}.term-list{margin:0;padding:0;list-style:none;display:flex;flex-direction:column;flex:1 1 auto;min-height:0}.term-row{flex:1 1 0;min-height:0;display:flex;align-items:center;gap:10px;padding:6px 2px;border-top:1px solid var(--line)}.term-row:first-child{border-top:none}.term-row-blank{opacity:.45}.term-input{width:100%;min-width:0;padding:6px 10px;font-size:13.5px;font-family:inherit;color:var(--ink);background:transparent;border:none;border-radius:0}.term-input:focus{outline:none;background:var(--paper-soft);box-shadow:inset 0 -1px 0 var(--accent)}.term-input:disabled{opacity:.75;cursor:not-allowed}.term-result{flex:1 1 auto;min-width:0;display:flex;align-items:center;gap:6px;flex-wrap:wrap;padding:2px 8px;border-radius:4px;cursor:pointer}.term-result:hover,.term-result:focus-visible{background:var(--accent-tint);outline:none}.term-result[data-selected=true]{background:var(--paper-soft);box-shadow:inset 0 0 0 1px var(--line-strong)}.term-answer{font-size:13.5px;line-height:1.5;word-break:break-word}.term-answer-blank{font-size:13.5px;color:var(--ink-faint)}.term-arrow{flex:none;font-size:12px;color:var(--ink-faint)}.term-fix{font-size:13px;line-height:1.5;word-break:break-word}.term-mark{font-size:15px;text-align:center}.term-mark-ok{color:var(--good-ink)}.term-mark-bad{color:var(--mark-red)}.domain-select{position:relative}.domain-trigger{display:flex;align-items:center;gap:8px;background:var(--paper-soft);border:1px solid var(--line);border-radius:6px;padding:5px 12px;cursor:pointer;font-size:13px;color:var(--ink-soft)}.domain-trigger:hover{border-color:var(--line-strong)}.domain-trigger-label{font-size:12px;color:var(--ink-faint)}.domain-trigger-value{font-weight:600;color:var(--accent)}.domain-trigger-caret{font-size:10px;color:var(--ink-faint)}.domain-menu{position:absolute;top:calc(100% + 4px);left:0;z-index:30;min-width:220px;margin:0;padding:4px;list-style:none;background:var(--paper);border:1px solid var(--line-strong);border-radius:6px;box-shadow:0 8px 24px #0000001f}.domain-item{display:block;width:100%;text-align:left;background:none;border:none;border-radius:4px;padding:7px 10px;cursor:pointer;font-size:13px;color:var(--ink-soft)}.domain-item:hover{background:var(--paper-soft)}.domain-item-active{color:var(--accent);font-weight:600;background:var(--paper-soft)}.domain-item-note{margin-left:6px;font-size:11px;color:var(--ink-faint);font-weight:400}.history-row{display:flex;align-items:center;gap:2px}.history-row .domain-item{flex:1 1 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var(--line-strong);border-radius:8px;overflow:hidden}.view-btn{border:none;background:var(--paper);padding:4px 10px;font-family:var(--sans);font-size:12.5px;color:var(--ink-soft);cursor:pointer}.view-btn+.view-btn{border-left:1px solid var(--line)}.view-btn-active{background:var(--accent);color:var(--on-accent)}.view-btn:disabled{opacity:.5;cursor:not-allowed}.compare-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:14px}.compare-line{border-left:3px solid var(--line-strong);padding-left:10px}.compare-line-same{border-left-color:var(--line);opacity:.72}.compare-source{margin:0 0 2px;font-family:var(--serif);font-size:15px;line-height:1.7;color:var(--ink-faint);white-space:normal;overflow-wrap:break-word}.compare-source-warn{margin-left:6px;padding:0 5px;border:1px dashed var(--warn-line);border-radius:4px;background:var(--mark-orange-bg);color:var(--warn-ink);font-family:var(--sans);font-size:11px;white-space:nowrap}.compare-original,.compare-corrected{margin:0;font-family:var(--serif);line-height:1.75;white-space:normal;overflow-wrap:break-word}.compare-original{font-size:16px;color:var(--ink-faint)}.compare-corrected{margin-top:4px;font-size:17px;color:var(--ink)}.compare-note{margin:6px 0 0;padding-left:calc(2.6em + 6px);font-family:var(--sans);font-size:12.5px;line-height:1.7;color:var(--ink-soft)}.compare-label{display:inline-block;min-width:2.6em;margin-right:6px;font-family:var(--sans);font-size:11.5px;color:var(--ink-faint);-webkit-user-select:none;user-select:none}.compare-label-after{color:var(--accent)}.compare-label-source{color:var(--ink-faint)}.compare-mark{cursor:pointer}.compare-mark-original{border-radius:2px;padding:0 2px}.compare-mark[data-selected=true]{background:var(--paper-soft);border-radius:3px}.gen-range{width:100%;margin:4px 0 2px}.gen-check{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--ink-soft);cursor:pointer}.panel-page{height:calc(100vh - var(--topbar-h));overflow:auto;padding:22px 24px 80px}.account-button{display:inline-flex;align-items:center;gap:6px;max-width:190px}.account-button-active{background:var(--accent-tint);color:var(--accent)}.account-avatar{display:inline-flex;align-items:center;justify-content:center;width:22px;height:22px;border-radius:50%;overflow:hidden;background:var(--accent-tint-strong);color:var(--accent);font-size:12px;font-weight:600;flex:none}.account-avatar img{width:100%;height:100%;object-fit:cover}.account-name{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.auth-reason{margin:0 0 12px;padding:9px 12px;border-radius:var(--radius);background:var(--accent-tint);border:1px solid var(--accent-ring);font-size:13px;line-height:1.7}