:root{--bg:#0d1117;--surface:#161b22;--surface-2:#1c2129;--border:#30363d;--border-light:#21262d;--text:#e6edf3;--text-muted:#8b949e;--text-dim:#484f58;--accent:#58a6ff;--accent-dim:#58a6ff26;--danger:#f85149;--success:#3fb950;--font-sans:-apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;--font-mono:"SF Mono", "Fira Code", "Fira Mono", "Roboto Mono", Consolas, monospace;--sidebar-w:280px;--header-h:52px;--radius:6px;--radius-lg:10px;font-family:var(--font-sans);color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-size:14px;line-height:1.5}*,:before,:after{box-sizing:border-box}body{margin:0;overflow:hidden}#root{width:100%;height:100dvh}button{cursor:pointer;color:inherit;font:inherit;background:0 0;border:none;padding:0}input,textarea{font:inherit;color:inherit}.hidden{display:none!important}@keyframes spin{to{transform:rotate(360deg)}}.spin{animation:1s linear infinite spin}.token-screen{background:var(--bg);justify-content:center;align-items:center;height:100dvh;padding:20px;display:flex}.token-form{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);flex-direction:column;align-items:center;gap:16px;width:100%;max-width:380px;padding:40px 32px;display:flex}.token-icon{color:var(--accent);opacity:.8}.token-form h1{color:var(--text);margin:0;font-size:22px;font-weight:600}.token-subtitle{color:var(--text-muted);margin:0;font-size:13px}.token-input{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);width:100%;color:var(--text);outline:none;padding:10px 14px;font-size:14px;transition:border-color .2s}.token-input:focus{border-color:var(--accent)}.token-input::placeholder{color:var(--text-dim)}.token-error{color:var(--danger);margin:0;font-size:12px}.token-btn{background:var(--accent);color:#fff;border-radius:var(--radius);cursor:pointer;border:none;width:100%;padding:10px;font-size:14px;font-weight:600;transition:opacity .2s}.token-btn:hover{opacity:.9}.app{height:100dvh;display:flex;overflow:hidden}.sidebar-overlay{display:none}.sidebar{width:var(--sidebar-w);min-width:var(--sidebar-w);background:var(--surface);border-right:1px solid var(--border);flex-direction:column;height:100dvh;display:flex;overflow:hidden}.sidebar-header{border-bottom:1px solid var(--border-light);justify-content:space-between;align-items:center;padding:16px 16px 12px;display:flex}.sidebar-title{color:var(--text);letter-spacing:-.2px;font-size:15px;font-weight:700}.sidebar-close{color:var(--text-muted);padding:4px;display:none}.sidebar-close:hover{color:var(--text)}.sidebar-nav{flex:1;padding:8px 0;overflow-y:auto}.sidebar-nav::-webkit-scrollbar{width:4px}.sidebar-nav::-webkit-scrollbar-track{background:0 0}.sidebar-nav::-webkit-scrollbar-thumb{background:var(--border);border-radius:2px}.sidebar-item{width:100%;color:var(--text-muted);text-align:left;border-radius:0;align-items:center;gap:8px;padding:7px 16px;font-size:14px;transition:background .15s,color .15s;display:flex}.sidebar-item:hover{background:var(--accent-dim);color:var(--text)}.sidebar-item--active{background:var(--accent-dim);color:var(--accent);font-weight:500}.sidebar-section{justify-content:space-between;align-items:center;padding:14px 16px 6px;display:flex}.sidebar-section--clickable{cursor:pointer;width:100%;color:inherit;font:inherit;background:0 0;border:none;border-radius:0;transition:background .15s}.sidebar-section--clickable:hover{background:var(--surface-2)}.sidebar-section-left{align-items:center;gap:4px;display:flex}.sidebar-section-label{text-transform:uppercase;letter-spacing:.5px;color:var(--text-dim);font-size:11px;font-weight:700}.sidebar-section-action{color:var(--text-dim);border-radius:3px;padding:2px;transition:color .15s,background .15s}.sidebar-section-action:hover{color:var(--text);background:var(--accent-dim)}.sidebar-archive-count,.sidebar-project-count{color:var(--text-dim);background:var(--surface-2);border-radius:8px;padding:1px 6px;font-size:11px}.sidebar-project-label{color:var(--text-dim);letter-spacing:.3px;padding:6px 16px 2px;font-size:11px;font-weight:600}.sidebar-empty{color:var(--text-dim);padding:8px 16px;font-size:12px;font-style:italic}.sidebar-conv-item{align-items:flex-start;padding:8px 16px;position:relative}.sidebar-conv-btn{all:unset;cursor:pointer;flex:1;min-width:0}.sidebar-conv-archive{color:var(--text-dim);border-radius:4px;flex-shrink:0;justify-content:center;align-items:center;margin-top:2px;padding:4px;transition:color .15s,background .15s;display:none}.sidebar-conv-item:hover .sidebar-conv-archive{display:flex}.sidebar-conv-archive:hover{color:var(--accent);background:var(--accent-dim)}.sidebar-conv-content{flex-direction:column;flex:1;gap:2px;min-width:0;display:flex}.sidebar-conv-top{justify-content:space-between;align-items:center;gap:8px;display:flex}.sidebar-conv-title{color:var(--text-muted);white-space:nowrap;text-overflow:ellipsis;font-size:13px;overflow:hidden}.sidebar-item--active .sidebar-conv-title{color:var(--text)}.sidebar-conv-time{color:var(--text-dim);white-space:nowrap;flex-shrink:0;font-size:10px}.creator-badge{white-space:nowrap;border-radius:4px;padding:1px 8px;font-size:12px;font-weight:600;display:inline-block}.creator-badge--sm{padding:0 6px;font-size:11px}.sidebar-conv-item--archived{opacity:.6}.sidebar-conv-item--archived:hover{opacity:.8}.sidebar-archive-icon{color:var(--text-dim);flex-shrink:0}.sidebar-conv-title--archived{font-size:12px}.sidebar-conv-creator-archived{color:var(--text-dim);font-size:10px}.sidebar-footer{border-top:1px solid var(--border-light);padding:10px 16px}.disk-indicator{margin-bottom:10px}.disk-header{color:var(--text-muted);align-items:center;gap:6px;margin-bottom:4px;font-size:11px;display:flex}.disk-label{flex:1}.disk-percent{font-variant-numeric:tabular-nums}.disk-bar{background:var(--border);border-radius:2px;height:4px;overflow:hidden}.disk-bar-fill{background:var(--accent);border-radius:2px;height:100%;transition:width .5s}.disk-bar-fill--warn{background:#d29922}.disk-bar-fill--danger{background:var(--danger)}.sidebar-logout{color:var(--text-dim);align-items:center;gap:6px;font-size:12px;transition:color .15s;display:flex}.sidebar-logout:hover{color:var(--danger)}.main{flex-direction:column;flex:1;min-width:0;height:100dvh;display:flex;overflow:hidden}.main-header{height:var(--header-h);min-height:var(--header-h);border-bottom:1px solid var(--border);background:var(--surface);align-items:center;gap:10px;padding:0 20px;display:flex}.hamburger{color:var(--text-muted);padding:4px;display:none}.hamburger:hover{color:var(--text)}.main-header-title{color:var(--text);align-items:center;gap:6px;font-size:15px;font-weight:600;display:flex}.main-header-desc{color:var(--text-dim);border-left:1px solid var(--border);margin-left:4px;padding-left:12px;font-size:12px}.header-archive-btn{border-radius:var(--radius);color:var(--text-dim);align-items:center;gap:4px;margin-left:auto;padding:5px 10px;transition:color .15s,background .15s;display:flex}.header-archive-btn:hover{color:var(--accent);background:var(--accent-dim)}.welcome{flex-direction:column;flex:1;justify-content:center;align-items:center;gap:32px;padding:40px 20px;display:flex;overflow-y:auto}.welcome-hero{text-align:center;flex-direction:column;align-items:center;gap:12px;display:flex}.welcome-icon{color:var(--accent);opacity:.6}.welcome-title{color:var(--text);letter-spacing:-.5px;margin:0;font-size:28px;font-weight:700}.welcome-subtitle{color:var(--text-muted);margin:0;font-size:14px}.welcome-cards{grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:12px;width:100%;max-width:700px;display:grid}.welcome-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);text-align:left;cursor:pointer;flex-direction:column;gap:8px;padding:16px;transition:border-color .2s,background .2s;display:flex}.welcome-card:hover{border-color:var(--accent);background:var(--surface-2)}.welcome-card-header{justify-content:space-between;align-items:center;gap:8px;display:flex}.welcome-card-time{color:var(--text-dim);white-space:nowrap;align-items:center;gap:4px;font-size:11px;display:flex}.welcome-card-title{color:var(--text);white-space:nowrap;text-overflow:ellipsis;font-size:14px;font-weight:500;overflow:hidden}.welcome-card-count{color:var(--text-dim);font-size:12px}.file-browser{flex:1;padding:20px;overflow-y:auto}.file-browser::-webkit-scrollbar{width:6px}.file-browser::-webkit-scrollbar-track{background:0 0}.file-browser::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}.file-browser::-webkit-scrollbar-thumb:hover{background:var(--text-dim)}.file-grid{grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:12px;display:grid}.file-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);flex-direction:column;transition:border-color .2s;display:flex;position:relative;overflow:hidden}.file-card:hover{border-color:var(--accent)}.file-card-preview{cursor:pointer;background:var(--surface-2);width:100%;height:130px;color:var(--text-dim);border:none;justify-content:center;align-items:center;padding:0;text-decoration:none;display:flex;overflow:hidden}.file-card-preview--image{background:var(--bg)}.file-card-preview--file{color:var(--text-dim);transition:color .2s}.file-card-preview--file:hover{color:var(--accent)}.file-card-thumb{object-fit:cover;width:100%;height:100%}.file-card-info{flex-direction:column;gap:4px;padding:10px 12px;display:flex}.file-card-name{color:var(--text);white-space:nowrap;text-overflow:ellipsis;font-size:12px;font-weight:500;overflow:hidden}.file-card-meta{color:var(--text-dim);align-items:center;gap:8px;font-size:11px;display:flex}.file-card-badge{color:#fff;background:#0009;border-radius:50%;justify-content:center;align-items:center;width:20px;height:20px;display:flex;position:absolute;top:8px;right:8px}.message-feed{flex-direction:column;flex:1;gap:2px;padding:16px 20px;display:flex;overflow:hidden auto}.message-feed::-webkit-scrollbar{width:6px}.message-feed::-webkit-scrollbar-track{background:0 0}.message-feed::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}.message-feed::-webkit-scrollbar-thumb:hover{background:var(--text-dim)}.feed-status{color:var(--text-muted);flex:1;justify-content:center;align-items:center;gap:10px;font-size:14px;display:flex}.feed-error{color:var(--danger)}.feed-loading-more{color:var(--text-dim);justify-content:center;align-items:center;gap:6px;padding:10px;font-size:12px;display:flex}.feed-top-marker{text-align:center;color:var(--text-dim);padding:10px;font-size:12px;font-style:italic}.feed-empty{color:var(--text-dim);flex:1;justify-content:center;align-items:center;font-size:14px;display:flex}.message-card{border-radius:var(--radius);padding:8px 12px;transition:background .12s}.message-card:hover{background:var(--surface-2)}.message-header{align-items:baseline;gap:8px;margin-bottom:4px;display:flex}.message-sender{white-space:nowrap;border-radius:4px;padding:1px 8px;font-size:13px;font-weight:600;display:inline-block}.message-time{color:var(--text-dim);white-space:nowrap;font-size:11px}.message-body{color:var(--text);word-break:break-word;font-size:14px;line-height:1.6}.message-body p{margin:0 0 6px}.message-body p:last-child{margin-bottom:0}.message-body a{color:var(--accent);text-decoration:none}.message-body a:hover{text-decoration:underline}.message-body strong{color:var(--text);font-weight:600}.message-body em{font-style:italic}.message-body blockquote{border-left:3px solid var(--border);color:var(--text-muted);margin:6px 0;padding:4px 12px}.message-body ul,.message-body ol{margin:4px 0;padding-left:20px}.message-body li{margin:2px 0}.message-body hr{border:none;border-top:1px solid var(--border);margin:10px 0}.inline-code{background:var(--surface-2);border:1px solid var(--border);font-family:var(--font-mono);color:var(--text);border-radius:3px;padding:2px 6px;font-size:12.5px}.code-block-wrapper{position:relative}.code-copy-btn{background:var(--border);width:28px;height:28px;color:var(--text-muted);opacity:0;z-index:1;border-radius:4px;justify-content:center;align-items:center;transition:opacity .15s,color .15s,background .15s;display:flex;position:absolute;top:6px;right:6px}.code-block-wrapper:hover .code-copy-btn{opacity:1}.code-copy-btn:hover{background:var(--accent-dim);color:var(--accent)}.code-copy-btn--copied{opacity:1;color:var(--success);background:#3fb95026}.message-body pre{border:1px solid var(--border);border-radius:var(--radius);background:#0d1117;margin:8px 0;padding:12px 14px;font-size:12.5px;line-height:1.5;overflow-x:auto}.message-body pre code{font-family:var(--font-mono);font-size:inherit;background:0 0;border:none;padding:0}.message-body table{border-collapse:collapse;width:100%;margin:8px 0;font-size:13px}.message-body th,.message-body td{border:1px solid var(--border);text-align:left;padding:6px 12px}.message-body th{background:var(--surface-2);color:var(--text);font-weight:600}.message-body input[type=checkbox]{margin-right:6px}.message-images{flex-wrap:wrap;gap:8px;margin-top:8px;display:flex}.message-image-btn{cursor:pointer;border-radius:var(--radius);border:none;border:1px solid var(--border);background:0 0;padding:0;transition:border-color .2s;overflow:hidden}.message-image-btn:hover{border-color:var(--accent)}.message-image{object-fit:cover;border-radius:var(--radius);max-width:320px;max-height:240px;display:block}.message-files{flex-direction:column;gap:4px;margin-top:8px;display:flex}.message-file{background:var(--surface-2);border:1px solid var(--border);border-radius:var(--radius);color:var(--accent);align-items:center;gap:6px;width:fit-content;padding:6px 10px;font-size:13px;text-decoration:none;transition:border-color .2s;display:inline-flex}.message-file:hover{border-color:var(--accent)}.message-file-name{color:var(--text)}.message-file-size{color:var(--text-dim);font-size:11px}.composer{border-top:1px solid var(--border);background:var(--surface);padding:12px 20px 16px;transition:border-color .2s}.composer--drag{border-color:var(--accent);background:var(--accent-dim)}.composer-files{flex-wrap:wrap;gap:6px;margin-bottom:8px;display:flex}.composer-file-chip{background:var(--surface-2);border:1px solid var(--border);border-radius:20px;align-items:center;gap:6px;padding:4px 10px;font-size:12px;display:flex}.composer-file-name{color:var(--text);text-overflow:ellipsis;white-space:nowrap;max-width:150px;overflow:hidden}.composer-file-size{color:var(--text-dim)}.composer-file-remove{background:var(--border);width:16px;height:16px;color:var(--text-muted);border-radius:50%;justify-content:center;align-items:center;transition:background .15s,color .15s;display:flex}.composer-file-remove:hover{background:var(--danger);color:#fff}.composer-file-error{color:var(--danger);margin-bottom:6px;font-size:12px}.composer-row{align-items:flex-end;gap:8px;display:flex}.composer-sender{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);width:100px;min-width:80px;color:var(--accent);outline:none;padding:8px 10px;font-size:13px;font-weight:500;transition:border-color .2s}.composer-sender:focus{border-color:var(--accent)}.composer-sender::placeholder{color:var(--text-dim)}.composer-input{resize:none;background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);color:var(--text);outline:none;flex:1;min-height:38px;max-height:200px;padding:8px 12px;font-size:14px;line-height:1.5;transition:border-color .2s}.composer-input:focus{border-color:var(--accent)}.composer-input::placeholder{color:var(--text-dim)}.composer-input:disabled{opacity:.5}.composer-btn{border-radius:var(--radius);width:38px;height:38px;color:var(--text-muted);flex-shrink:0;justify-content:center;align-items:center;transition:color .15s,background .15s;display:flex}.composer-btn:hover:not(:disabled){color:var(--text);background:var(--accent-dim)}.composer-btn:disabled{opacity:.3;cursor:not-allowed}.composer-send{color:var(--accent)}.composer-send:hover:not(:disabled){background:var(--accent);color:#fff}.lightbox{z-index:1000;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);cursor:pointer;background:#000000d9;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.lightbox-close{color:#fff;opacity:.7;z-index:1001;transition:opacity .2s;position:absolute;top:16px;right:16px}.lightbox-close:hover{opacity:1}.lightbox-img{object-fit:contain;border-radius:var(--radius);cursor:default;max-width:92vw;max-height:92vh;box-shadow:0 4px 40px #00000080}.btn-sm{border-radius:var(--radius);padding:4px 12px;font-size:12px;font-weight:600;transition:opacity .15s}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{opacity:.85}.btn-ghost{background:var(--border);color:var(--text-muted)}.btn-ghost:hover{color:var(--text)}.hljs{color:#e6edf3}.hljs-comment,.hljs-quote{color:#8b949e;font-style:italic}.hljs-keyword,.hljs-selector-tag,.hljs-literal,.hljs-section,.hljs-link{color:#ff7b72}.hljs-string,.hljs-title,.hljs-name,.hljs-type,.hljs-attribute,.hljs-symbol,.hljs-bullet,.hljs-built_in,.hljs-addition,.hljs-variable,.hljs-template-tag,.hljs-template-variable{color:#a5d6ff}.hljs-number,.hljs-deletion{color:#ffa657}.hljs-regexp,.hljs-meta{color:#d2a8ff}.hljs-emphasis{font-style:italic}.hljs-strong{font-weight:700}.train-dashboard{flex-direction:column;flex:1;gap:16px;padding:16px 20px;display:flex;overflow-y:auto}.train-dashboard::-webkit-scrollbar{width:6px}.train-dashboard::-webkit-scrollbar-track{background:0 0}.train-dashboard::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}.train-header-card,.train-chart-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:16px}.train-header-top{justify-content:space-between;align-items:flex-start;gap:12px;margin-bottom:12px;display:flex}.train-title{color:var(--text);margin:0 0 8px;font-size:18px;font-weight:700}.train-meta{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.train-badge{border-radius:12px;align-items:center;gap:4px;padding:2px 10px;font-size:12px;font-weight:600;display:inline-flex}.train-badge--running{color:var(--accent);background:#58a6ff26}.train-badge--completed{color:var(--success);background:#3fb95026}.train-badge--failed{color:var(--danger);background:#f8514926}.train-tag{background:var(--surface-2);border:1px solid var(--border);color:var(--text-muted);font-size:11px;font-family:var(--font-mono);border-radius:4px;padding:2px 8px}.train-tag--sm{padding:1px 6px;font-size:10px}.train-time{color:var(--text-dim);align-items:center;gap:4px;font-size:11px;display:flex}.train-progress{margin-top:4px}.train-progress-header{justify-content:space-between;align-items:baseline;margin-bottom:6px;display:flex}.train-progress-label{color:var(--text);font-size:13px;font-weight:600}.train-progress-pct{color:var(--accent);font-variant-numeric:tabular-nums;font-size:13px;font-weight:700}.train-progress-bar{background:var(--border);border-radius:4px;height:8px;overflow:hidden}.train-progress-fill{background:var(--accent);border-radius:4px;height:100%;transition:width .5s}@keyframes pulse-progress{0%,to{opacity:1}50%{opacity:.7}}.train-progress-fill--animated{animation:2s infinite pulse-progress}.train-progress-eta{color:var(--text-dim);gap:16px;margin-top:6px;font-size:11px;display:flex}.train-stats{grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:10px;display:grid}.train-stat-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);flex-direction:column;gap:4px;padding:12px;display:flex}.train-stat-label{color:var(--text-dim);text-transform:uppercase;letter-spacing:.5px;font-size:11px;font-weight:600}.train-stat-value{color:var(--text);font-variant-numeric:tabular-nums;font-size:22px;font-weight:700;font-family:var(--font-mono)}.train-stat-value--blue{color:var(--accent)}.train-stat-value--green{color:var(--success)}.train-chart-title{color:var(--text);margin:0 0 12px;font-size:14px;font-weight:600}.train-chart-container{width:100%;min-height:200px}.recharts-tooltip-wrapper{outline:none!important}.train-config{grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:6px;display:grid}.train-config-row{gap:8px;padding:4px 0;font-size:13px;display:flex}.train-config-key{color:var(--text-muted);min-width:80px}.train-config-val{color:var(--text);font-family:var(--font-mono);font-size:12px}.train-summary{color:var(--text);margin:0;font-size:14px;line-height:1.6}.train-list{flex-direction:column;flex:1;gap:8px;padding:16px 20px;display:flex;overflow-y:auto}.train-list-section{text-transform:uppercase;letter-spacing:.5px;color:var(--text-dim);padding:12px 0 4px;font-size:11px;font-weight:700}.train-list-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);text-align:left;flex-direction:column;gap:6px;padding:12px 14px;transition:border-color .2s;display:flex}.train-list-card:hover{border-color:var(--accent)}.train-list-card--active{border-color:var(--accent);background:var(--accent-dim)}.train-list-card-header{align-items:center;gap:8px;display:flex}.train-list-icon--running{color:var(--accent)}.train-list-icon--completed{color:var(--success)}.train-list-icon--failed{color:var(--danger)}.train-list-card-title{color:var(--text);font-size:14px;font-weight:600}.train-list-card-meta{flex-wrap:wrap;align-items:center;gap:6px;display:flex}.train-list-card-time{color:var(--text-dim);font-size:11px}.train-list-progress{align-items:center;gap:8px;display:flex}.train-list-progress-bar{background:var(--border);border-radius:2px;flex:1;height:4px;overflow:hidden}.train-list-progress-fill{background:var(--accent);border-radius:2px;height:100%;transition:width .5s}.train-list-progress-text{color:var(--text-dim);font-variant-numeric:tabular-nums;white-space:nowrap;font-size:11px}.train-empty{color:var(--text-dim);flex-direction:column;flex:1;justify-content:center;align-items:center;gap:8px;padding:40px;display:flex}.train-empty p{margin:0}.train-empty-sub{color:var(--text-dim);font-size:12px}.train-empty-sub code{background:var(--surface-2);border:1px solid var(--border);font-family:var(--font-mono);border-radius:3px;padding:2px 6px;font-size:11px}.header-back-btn{border-radius:var(--radius);color:var(--text-muted);margin-left:auto;padding:5px 12px;font-size:12px;transition:color .15s,background .15s}.header-back-btn:hover{color:var(--text);background:var(--accent-dim)}.bottom-tabs{display:none}@media (width<=768px){.sidebar{z-index:100;box-shadow:none;transition:transform .25s;position:fixed;top:0;left:0;transform:translate(-100%)}.sidebar--visible{transform:translate(0);box-shadow:4px 0 24px #0006}.sidebar-overlay{z-index:99;background:#00000080;display:block;position:fixed;inset:0}.sidebar-close,.hamburger,.sidebar-conv-archive{display:flex}.code-copy-btn{opacity:1}.main-header{gap:8px;padding:0 12px}.main-header-title{min-width:0;font-size:14px}.main-header-title span{white-space:nowrap;text-overflow:ellipsis;overflow:hidden}.main-header-desc{display:none}.header-archive-btn{margin-left:auto;padding:8px}.message-feed{padding:10px 8px}.message-card{padding:8px}.message-body{font-size:14px}.message-body pre{padding:8px 10px;font-size:11px}.composer{padding:8px 10px 12px}.composer-sender{width:70px;min-width:60px;padding:7px 8px;font-size:12px}.composer-input{font-size:16px}.message-image{object-fit:contain;width:100%;max-width:100%;max-height:300px}.message-images{flex-direction:column}.message-image-btn{width:100%}.welcome{padding:24px 16px}.welcome-title{font-size:22px}.welcome-cards{grid-template-columns:1fr}.file-grid{grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:8px}.file-browser{padding:12px}.file-card-preview{height:100px}.lightbox-img{max-width:98vw;max-height:85vh}.train-dashboard{gap:12px;padding:12px 12px 72px}.train-header-card,.train-chart-card{padding:12px}.train-title{font-size:16px}.train-stats{grid-template-columns:repeat(2,1fr);gap:8px}.train-stat-value{font-size:18px}.train-chart-container{min-height:180px;margin:0 -4px}.train-progress-eta{flex-wrap:wrap;gap:8px}.train-list{padding:12px 12px 72px}.train-config{grid-template-columns:1fr}.bottom-tabs{z-index:50;background:var(--surface);border-top:1px solid var(--border);padding:6px 0 env(safe-area-inset-bottom,6px);display:flex;position:fixed;bottom:0;left:0;right:0}.bottom-tab{color:var(--text-dim);flex-direction:column;flex:1;align-items:center;gap:2px;padding:6px 0;font-size:10px;transition:color .15s;display:flex}.bottom-tab--active{color:var(--accent)}.message-feed,.file-browser,.welcome{padding-bottom:72px}}::selection{background:var(--accent);color:#fff}:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
