/* gview2.css - gview2.asp 样式表（2026-10-02 由页面内联 <style> 迁出，内容未改动） */

*{margin:0;padding:0;box-sizing:border-box;font-family:'Microsoft YaHei','微软雅黑',sans-serif;-webkit-tap-highlight-color:transparent}
body{--ui-bg:linear-gradient(135deg,#1a2233 0%,#0d1524 100%);--ui-panel:rgba(21,27,41,.9);--ui-header:rgba(30,42,62,.95);--ui-deep:rgba(15,22,36,.8);--ui-border:#26334d;--ui-menu:rgba(21,30,48,.97);--ui-submenu:rgba(24,34,54,.98);--ui-btn1:#2b3a55;--ui-btn2:#1e2a42;background:var(--ui-bg);color:#e2e8f0;overflow-x:hidden;min-height:100vh}
a:link{color:#5aa9e6;text-decoration:none}
a:visited{color:#5aa9e6}
.page{max-width:1400px;margin:0 auto;padding:6px}

/* 标题栏（同小程序） */
.title-bar{background:var(--ui-panel);border-radius:12px;padding:10px 12px;margin-bottom:8px;border:1px solid var(--ui-border);box-shadow:0 4px 14px rgba(0,0,0,.35)}
.title-main{display:flex;align-items:center;gap:8px}
.title-name{font-size:17px;font-weight:700}
.title-red{color:#ef5350}
.title-black{color:#a0aec0}
.title-vs{color:#f1c40f;font-size:14px;font-weight:700;flex-shrink:0}
.title-meta{margin-top:5px;font-size:12px;color:#8896ab}

/* 主布局 */
.main-layout{display:flex;gap:10px;flex-direction:column}
.board-col{background:var(--ui-panel);border-radius:12px;padding:8px;border:1px solid var(--ui-border);box-shadow:0 4px 14px rgba(0,0,0,.35)}

/* 棋盘（Canvas 画法）：宽度随窗口缩放，设最大最小值 */
.board-wrap{display:flex;justify-content:center;width:100%}
#chessboard{display:block;width:100%;max-width:min(94vw,600px);min-width:280px;aspect-ratio:9/10;border-radius:8px;cursor:pointer;touch-action:manipulation}
@media (min-width:768px){#chessboard{max-width:min(46vw,60vh,600px)}}

/* 步数指示器 */
        .step-indicator{display:flex;align-items:center;gap:8px;padding:6px 4px;font-size:13px;flex-wrap:wrap;min-height:26px}       
        .step-text{color:#f1c40f;font-weight:700}
        /* 变着演示按钮（演示变着/返回主线，同小程序 game-detail） */
        .vdemo-btn{padding:2px 12px;font-size:12px;font-weight:700;border:none;border-radius:6px;background:linear-gradient(to bottom,#2b7a4b,#1f5e38);color:#fff;cursor:pointer;line-height:1.7;transition:all .15s ease;white-space:nowrap}
        .vdemo-btn:hover{background:linear-gradient(to bottom,#35985e,#266e43)}
        .vdemo-btn.active{background:linear-gradient(to bottom,#b04a3a,#8e3527)}
        .vdemo-btn.active:hover{background:linear-gradient(to bottom,#c25a49,#a03f30)}
        .vdemo-btn:disabled{opacity:.55;cursor:default}
        /* 变着演示信息（返回主线按钮右侧，单行不换行防抖动） */
        .vdemo-info{color:#ffd479;font-size:12px;font-weight:700;white-space:nowrap;display:inline-block;line-height:20px;vertical-align:middle}
.step-cn{font-weight:700;font-size:14px}
.step-cn-red{color:#ef5350}
.step-cn-black{color:#a0aec0}
.step-result{color:#ff9500;font-weight:700}
.step-ai{color:#4ade9e;font-size:12px}

/* 控制栏 */
.control-bar{display:flex;flex-wrap:wrap;gap:6px;justify-content:center;padding:6px 2px;border-top:1px solid var(--ui-border);margin-top:4px}
.control-bar button{padding:7px 10px;font-size:13px;border:none;border-radius:8px;background:linear-gradient(to bottom,var(--ui-btn1),var(--ui-btn2));color:#fff;cursor:pointer;flex:1;min-width:56px;max-width:96px;font-weight:700;white-space:nowrap;transition:all .15s ease}
.control-bar button:hover{background:linear-gradient(to bottom,#3b5b8a,#2a4466)}
.control-bar button.primary{background:linear-gradient(to bottom,#9b59b6,#8e44ad)}
.control-bar button.primary:hover{background:linear-gradient(to bottom,#8e44ad,#7d3c98)}
.stopped{background:linear-gradient(to bottom,#27ae60,#1e8e4e)!important}
.playing{background:linear-gradient(to bottom,#e74c3c,#c0392b)!important}

/* 提示行（AI 分析/变着提示） */
#variationTips{background:var(--ui-header);border-radius:8px;padding:8px;text-align:center;color:#ff9500;font-weight:700;border:1px solid var(--ui-border);font-size:12px;margin-top:6px}
#variationTips a{color:#4ade9e}

/* 分析面板（右列 / 手机抽屉） */
.analysis-col{background:var(--ui-panel);border-radius:12px;border:1px solid var(--ui-border);box-shadow:0 4px 14px rgba(0,0,0,.35);display:flex;flex-direction:column;overflow:hidden}
.tab-header{display:flex;background:var(--ui-header);overflow-x:auto;scrollbar-width:none;border-bottom:1px solid var(--ui-border);flex-shrink:0}
.tab-header::-webkit-scrollbar{display:none}
.tab-item{padding:12px 0;font-size:15px;color:#b3c2d8;cursor:pointer;white-space:nowrap;transition:all .25s ease;position:relative;flex:1;text-align:center}
.tab-item.active{color:#ffd257;font-weight:700}
.tab-item.active::after{content:'';position:absolute;bottom:0;left:0;right:0;height:3px;background:#ffd257}
/* v4.12：留言数红徽（不活跃 tab 也醒目，避免留言被埋没） */
.tab-badge{display:inline-block;min-width:18px;height:18px;line-height:18px;padding:0 6px;margin-left:4px;font-size:11px;font-weight:700;color:#fff;background:#e74c3c;border-radius:9px;text-align:center;vertical-align:1px;box-shadow:0 1px 3px rgba(231,76,60,.4)}
.tab-item.active .tab-badge{background:#f1c40f;box-shadow:0 1px 3px rgba(241,196,15,.4)}
.tab-content{padding:8px;flex:1;overflow-y:auto;min-height:200px;max-height:62vh}
.tab-pane{display:none}
.tab-pane.active{display:block}

/* 着法 / 变着 */
.move-variation-container{display:flex;gap:8px}
#moveList,#variationList{overflow-y:auto;background:var(--ui-deep);border-radius:8px;padding:4px;min-height:120px;max-height:42vh;border:1px solid var(--ui-border)}
#moveList{flex:1.4}
#variationList{flex:1}
.move-row{display:flex;padding:3px 4px;border-bottom:1px solid rgba(90,169,230,.18);font-size:13px;align-items:center;cursor:pointer;border-radius:4px}
.move-row:hover{background:rgba(90,169,230,.15)}
.move-row.current-move,.move-row.current{background:rgba(41,128,185,.5);font-weight:700;color:#fff}
.move-item{flex:1;padding:0 4px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.ai-score{flex:0 0 72px;text-align:center;padding:0 3px;font-size:11px;color:#ff9500}
.ai-move{flex:0 0 72px;text-align:center;padding:0 3px;font-size:11px;color:#2ecc71;cursor:pointer}
.variation-title{display:block;text-align:center;font-size:13px;color:#f1c40f;font-weight:700;padding:4px 0;border-bottom:1px solid #5aa9e6}
.variation-item{padding:4px 6px;margin:3px 0;border-radius:6px;background:rgba(30,42,62,.7);font-size:12px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;border-left:3px solid #27ae60;cursor:pointer;transition:all .15s ease}
.variation-item:hover{background:rgba(46,204,113,.2);transform:translateX(3px)}
.variation-item.current-variation{background:rgba(46,204,113,.3);border-left-color:#f1c40f}

/* 局势图 */
.chart-container{background:var(--ui-deep);border-radius:8px;padding:8px;height:220px;position:relative;border:1px solid var(--ui-border)}
#scoreChart{width:100%;height:100%}
.current-info{position:absolute;top:4px;left:56px;background:rgba(10,10,26,.92);border-radius:4px;padding:2px 6px;z-index:10;border:1px solid #3a3a6a;font-size:11px;color:#e0e0ff;display:flex;gap:12px}
.info-item{display:flex;align-items:center;gap:4px}
.info-label{color:#8a8ac3}
.info-value{color:#fff;font-weight:700;min-width:20px;font-family:'Courier New',monospace}
.info-value.red{color:#ff6b6b}
.info-value.green{color:#4ade9e}
.info-value.blue{color:#54a0ff}

/* 评分 / 量化表 */
.ai-table{width:100%;border-collapse:collapse;font-size:13px;margin-top:4px}
.ai-table th,.ai-table td{padding:7px;text-align:center;border:1px solid #2c4a6e}
.ai-table th{background:rgba(40,60,90,.8);color:#f1c40f;font-weight:700}
.ai-table td{background:rgba(30,42,62,.6)}
.ai-table .td-red{color:#ef5350;font-weight:700}
.ai-table .td-black{color:#a0aec0;font-weight:700}
.info-title{color:#f1c40f;font-weight:700;margin-bottom:8px;font-size:14px}
.report-wave{margin-top:8px;color:#8896ab;font-size:13px}
.report-wave b{color:#f1c40f}

/* 报告（失误/得大分/失机）v4.6：卡片式行布局，三项边界分明 */
.analysis-grid{display:flex;gap:8px}
/* v4.10：报告红黑列与外层抽屉容器同名 .analysis-col，移动端媒体查询的
   position:fixed + translateY(105%) 会把两列整体移出屏幕（报告 tab 空白），
   此处提高特异性并恢复常规流式定位 */
.analysis-grid .analysis-col{flex:1;position:static;transform:none;left:auto;right:auto;bottom:auto;height:auto;z-index:auto;transition:none;background:rgba(24,33,50,.7);border-radius:8px;padding:8px;border:1px solid #243654;box-shadow:none}
.analysis-col-title{font-weight:700;margin-bottom:8px;font-size:13px;padding-bottom:4px;border-bottom:1px solid #243654}
/* v4.7：红黑双方分色底，提升辨析度 */
.analysis-col-red{color:#ef5350;background:rgba(110,38,38,.28);border-color:#5a2a2a}
.analysis-col-black{color:#c3ccdb;background:rgba(36,44,60,.5);border-color:#2a3245}
.analysis-row{display:flex;align-items:flex-start;gap:8px;padding:6px 8px;border:1px solid #22314d;border-radius:6px;margin-bottom:6px;background:rgba(15,22,36,.45)}
.analysis-row:last-child{margin-bottom:0}
.analysis-row-mistake{border-left:3px solid #ffb74d}
.analysis-row-gain{border-left:3px solid #4ade9e}
.analysis-row-lost{border-left:3px solid #64b5f6}
.analysis-label{font-size:12px;flex-shrink:0;width:48px;font-weight:600;margin:0}
.analysis-label-mistake{color:#ffb74d}
.analysis-label-gain{color:#4ade9e}
.analysis-label-lost{color:#64b5f6}
/* v4.7：条目改为整行块状（步号+中文着法+得失分），逐行堆叠更易读 */
.analysis-steps{flex:1;display:flex;flex-direction:column;gap:4px;align-items:stretch}
.analysis-step{display:flex;align-items:center;gap:6px;padding:4px 8px;background:rgba(90,169,230,.12);border-radius:8px;font-size:12px;color:#5aa9e6;cursor:pointer;border:1px solid rgba(90,169,230,.3)}
.analysis-step:hover{background:rgba(90,169,230,.35);color:#fff}
.analysis-step b{min-width:24px;text-align:right;flex-shrink:0}
.analysis-step .rpt-mv{color:#e8f0ff;font-weight:600}
.analysis-step .rpt-gain{color:#4ade9e;font-weight:700;margin-left:auto}
.analysis-step .rpt-loss{color:#ff8a7a;font-weight:700;margin-left:auto}
.report-none{color:#566179;font-size:12px}

/* v4.12 收藏按钮（标题栏右侧） */
.fav-btn{margin-left:auto;padding:4px 12px;font-size:12px;font-weight:700;border:1px solid #c8aa78;border-radius:16px;background:transparent;color:#c8aa78;cursor:pointer;white-space:nowrap;flex-shrink:0;transition:all .15s ease}
.fav-btn:hover{background:rgba(200,170,120,.15)}
.fav-btn.favorited{background:rgba(200,170,120,.22);border-color:#f1c40f;color:#f1c40f}

/* v4.12 留言（gxw_GameComments） */
.gcmt-editor{margin-bottom:10px}
.gcmt-textarea{width:100%;background:var(--ui-deep);border:1px solid var(--ui-border);border-radius:8px;color:#e2e8f0;padding:8px;font-size:13px;resize:vertical;min-height:64px;font-family:inherit}
.gcmt-textarea:focus{outline:none;border-color:#5aa9e6}
.gcmt-editor-foot{display:flex;justify-content:flex-end;align-items:center;gap:10px;margin-top:6px}
.gcmt-msg{font-size:12px;color:#8896ab;flex:1;text-align:right}
.gcmt-submit{padding:6px 16px;border:none;border-radius:8px;background:linear-gradient(to bottom,#5aa9e6,#3d7fb8);color:#fff;font-weight:700;font-size:13px;cursor:pointer}
.gcmt-submit:hover{background:linear-gradient(to bottom,#6db4ea,#4a8fc4)}
.gcmt-submit:disabled{opacity:.55;cursor:default}
.gcmt-login-tip{padding:10px;text-align:center;color:#8896ab;font-size:13px;background:rgba(15,22,36,.6);border-radius:8px;margin-bottom:10px}
.gcmt-login-tip a{color:#5aa9e6}
.gcmt-title{color:#f1c40f;font-weight:700;font-size:13px;margin:6px 0}
.gcmt-item{padding:8px 4px;border-bottom:1px solid rgba(90,169,230,.15)}
.gcmt-head{display:flex;align-items:center;gap:8px;margin-bottom:4px;flex-wrap:wrap}
.gcmt-avatar{width:26px;height:26px;border-radius:50%;flex-shrink:0}
.gcmt-name{font-size:13px;font-weight:700;color:#e2e8f0}
.gcmt-time{font-size:11px;color:#8896ab}
.gcmt-badge{font-size:11px;color:#f1c40f;border:1px solid #f1c40f;border-radius:4px;padding:0 4px}
.gcmt-actions{margin-left:auto;display:flex;gap:6px}
.gcmt-actions button{padding:2px 8px;font-size:11px;border-radius:6px;border:1px solid #5aa9e6;background:transparent;color:#5aa9e6;cursor:pointer}
.gcmt-actions button.danger{border-color:#e74c3c;color:#e74c3c}
.gcmt-content{font-size:13px;line-height:1.6;white-space:pre-wrap;word-break:break-all}
.gcmt-admin-reply{margin-top:6px;padding:6px 8px;background:rgba(212,165,72,.12);border-radius:6px;font-size:12px;white-space:pre-wrap;word-break:break-all}
.gcmt-admin-reply .who{color:#8896ab;margin-bottom:2px}
.gcmt-reply-box{display:none;margin-top:6px}
.gcmt-reply-box textarea{width:100%;background:var(--ui-deep);border:1px solid var(--ui-border);border-radius:6px;color:#e2e8f0;padding:6px;font-size:12px;font-family:inherit;resize:vertical}
.gcmt-empty{text-align:center;color:#8896ab;padding:14px 0;font-size:13px}

/* 信息 */
.info-section{margin-bottom:6px}
.player-info{display:flex;gap:8px;margin:8px 0}
.red-player,.black-player{flex:1;padding:8px;border-radius:8px;text-align:center}
.red-player{background:rgba(231,76,60,.16)}
.black-player{background:rgba(52,125,136,.16)}
.player-name{font-size:15px;font-weight:700;margin-bottom:4px}
.player-stats{font-size:12px;color:#8896ab}
.info-links{display:flex;flex-direction:column;gap:6px;margin-top:8px}
.info-links a{display:block;padding:7px 10px;background:rgba(40,60,90,.5);border-radius:6px;font-size:13px}
.info-links a:hover{background:rgba(90,169,230,.3)}

/* 云库 */
.cloud-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px;padding-bottom:8px;border-bottom:1px solid rgba(200,170,120,.4)}
.cloud-title{color:#f1c40f;font-weight:700;font-size:14px}
.cloud-toggle{position:relative;display:inline-block;width:48px;height:22px;flex-shrink:0}
.cloud-toggle input{opacity:0;width:0;height:0}
.cloud-slider{position:absolute;cursor:pointer;top:0;left:0;right:0;bottom:0;background-color:#3a4662;transition:.3s;border-radius:22px}
.cloud-slider:before{position:absolute;content:"";height:18px;width:18px;left:3px;bottom:2px;background-color:white;transition:.3s;border-radius:50%}
input:checked + .cloud-slider{background-color:#2ecc71}
input:checked + .cloud-slider:before{transform:translateX(24px)}
.moves-container{height:200px;overflow-y:auto;padding-right:4px}
.moves-header{display:grid;grid-template-columns:30px 80px 60px 1fr;padding:4px 6px;background:rgba(40,50,70,.8);border-radius:6px;margin-bottom:6px;color:#c8aa78;align-items:center;font-size:12px}
.cloud-move-item{display:grid;grid-template-columns:30px 80px 60px 1fr;background:rgba(40,50,70,.6);border-radius:6px;padding:8px 10px;margin-bottom:6px;transition:all .2s ease;align-items:center;font-size:13px}
.cloud-move-item.highlight{background:rgba(200,170,120,.3);border-left:3px solid #c8aa78}
.move-rank{display:inline-block;background:#5aa9e6;color:white;width:22px;height:22px;border-radius:50%;text-align:center;line-height:22px;font-size:12px}
.move-name{color:#e6d3a7;font-weight:700}
.move-score{color:#2ecc71;text-align:center;font-weight:700}
.no-moves{text-align:center;padding:16px;color:#8896ab}
.no-moves i{font-size:2rem;margin-bottom:10px;color:#5aa9e6}

/* 设置菜单 */
#menuContainer{position:relative}
#mainMenu{display:none;position:absolute;bottom:110%;right:-10px;background:var(--ui-menu);border-radius:8px;min-width:120px;box-shadow:0 6px 18px rgba(0,0,0,.55);z-index:1000;padding:6px 0;border:1px solid #5aa9e6}
.menu-item{padding:8px 12px;cursor:pointer;position:relative;display:flex;justify-content:space-between;align-items:center;font-size:13px}
.menu-item:hover{background:rgba(90,169,230,.3)}
.menu-item.has-submenu::after{content:"▶";margin-left:10px;font-size:10px}
.submenu{display:none;position:absolute;left:100%;top:0;background:var(--ui-submenu);border-radius:8px;min-width:150px;box-shadow:0 5px 15px rgba(0,0,0,.5);border:1px solid #2ecc71;max-height:220px;overflow-y:auto;z-index:1001}
.menu-item:hover > .submenu{display:block}
.submenu-group{padding:4px 0;border-bottom:1px solid rgba(90,169,230,.3)}
.submenu-group:last-child{border-bottom:none}
.submenu-header{padding:6px 16px;font-weight:700;color:#5aa9e6;font-size:12px;background:rgba(20,30,40,.5)}
.submenu.left{left:auto;right:100%}

/* 模态框 */
.modal{display:none;position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,.7);z-index:2000;justify-content:center;align-items:center}
.modal-content{background:var(--ui-menu);padding:24px;border-radius:12px;width:480px;max-width:90%;box-shadow:0 10px 30px rgba(0,0,0,.5);border:2px solid #5aa9e6;color:#e2e8f0}
.modal-header{font-size:1.2rem;color:#5aa9e6;margin-bottom:14px;text-align:center;font-weight:700}
.modal-body{margin-bottom:16px;font-size:13px;line-height:1.8}
.modal-body ul{margin-left:20px;margin-top:6px}
.modal-footer{display:flex;justify-content:flex-end}
.modal-footer button{padding:8px 20px;border:none;border-radius:8px;background:#5aa9e6;color:#fff;cursor:pointer;font-weight:700}

/* 手机：抽屉遮罩与面板 */
.drawer-mask{display:none;position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:590}
.drawer-mask.show{display:block}
#analysisBtn{display:none}
/* 底部版权声明 */
.gv-footer{max-width:1200px;margin:10px auto 0;padding:12px 14px;border-top:1px solid #26334d;text-align:center}
.gv-footer-main{font-size:13px;font-weight:700;color:#8fa0b8}
.gv-footer-sub{font-size:11px;color:#5d6c82;line-height:1.8;margin-top:4px}
.gv-footer-sub a{color:#5aa9e6;text-decoration:none}
.gv-footer-sub a:hover{text-decoration:underline}

/* v4.13 界面配色主题（设置菜单 → 界面；body[data-uitheme] 覆盖 CSS 变量，0=深邃夜蓝默认不设属性） */
body[data-uitheme="1"]{--ui-bg:linear-gradient(135deg,#14282b 0%,#0b181b 100%);--ui-panel:rgba(18,36,38,.92);--ui-header:rgba(23,46,48,.95);--ui-deep:rgba(10,22,24,.8);--ui-border:#23444a;--ui-menu:rgba(15,32,34,.97);--ui-submenu:rgba(16,34,36,.98);--ui-btn1:#24444a;--ui-btn2:#16302f} /* 墨玉青 */
body[data-uitheme="2"]{--ui-bg:linear-gradient(135deg,#2b2216 0%,#1a1309 100%);--ui-panel:rgba(42,33,20,.92);--ui-header:rgba(56,42,24,.95);--ui-deep:rgba(30,23,13,.8);--ui-border:#4d3d26;--ui-menu:rgba(45,34,20,.97);--ui-submenu:rgba(48,36,22,.98);--ui-btn1:#4a3a22;--ui-btn2:#2e2415} /* 暖夜琥珀 */
body[data-uitheme="3"]{--ui-bg:linear-gradient(135deg,#251b33 0%,#150f1f 100%);--ui-panel:rgba(35,26,48,.92);--ui-header:rgba(46,34,62,.95);--ui-deep:rgba(24,17,33,.8);--ui-border:#3d2f52;--ui-menu:rgba(36,26,50,.97);--ui-submenu:rgba(38,28,52,.98);--ui-btn1:#3a2c52;--ui-btn2:#241a35} /* 樱暮紫 */
body[data-uitheme="4"]{--ui-bg:linear-gradient(135deg,#17181c 0%,#08090b 100%);--ui-panel:rgba(20,21,25,.92);--ui-header:rgba(28,29,34,.95);--ui-deep:rgba(12,12,15,.85);--ui-border:#2c2e35;--ui-menu:rgba(18,19,23,.97);--ui-submenu:rgba(20,21,26,.98);--ui-btn1:#2b2d35;--ui-btn2:#1a1b21} /* 曜石黑 */
body[data-uitheme="5"]{--ui-bg:linear-gradient(135deg,#22262b 0%,#121519 100%);--ui-panel:rgba(30,34,40,.92);--ui-header:rgba(40,45,52,.95);--ui-deep:rgba(21,24,28,.8);--ui-border:#363c45;--ui-menu:rgba(30,34,40,.97);--ui-submenu:rgba(33,37,43,.98);--ui-btn1:#343a44;--ui-btn2:#22262d} /* 黛山灰 */

@media (max-width:767px){
  .analysis-col{position:fixed;left:0;right:0;bottom:0;height:72vh;transform:translateY(105%);transition:transform .3s ease;z-index:600;border-radius:16px 16px 0 0;box-shadow:0 -8px 30px rgba(0,0,0,.6)}
  .analysis-col.open{transform:translateY(0)}
  .analysis-col .tab-content{max-height:none;flex:1;overflow-y:auto}
  #analysisBtn{display:inline-block;background:linear-gradient(to bottom,#9b59b6,#8e44ad)!important}
  .control-bar button{min-width:52px}
  /* 手机端：着法与变着改上下布局，着法占满整行，不再被变着列表挤压 */
  .move-variation-container{flex-direction:column;gap:6px}
  #moveList{max-height:34vh}
  #variationList{max-height:24vh}
  /* AI 分数/推荐着法两列收窄，给中文着法留出空间 */
  .ai-score,.ai-move{flex:0 0 58px}
}
@media (min-width:768px){
  .main-layout{flex-direction:row;align-items:flex-start}
  .board-col{flex:0 0 auto;min-width:320px}
  .analysis-col{flex:1;min-width:0}
}