:root{color-scheme:light;--bg: #f4f4f4;--panel: #ffffff;--panel-2: #eeeeee;--ink: #111111;--muted: #666666;--soft: #9a9a9a;--line: #dddddd;--line-strong: #c7c7c7;--dark: #111111;--dark-2: #262626;--white: #ffffff;--shadow: 0 14px 40px rgba(0, 0, 0, .08)}*{box-sizing:border-box}html{background:var(--bg)}body{min-width:320px;min-height:100vh;margin:0;color:var(--ink);background:var(--bg);font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif}button,input,select{font:inherit}button{cursor:pointer}button:disabled{cursor:default;opacity:.45}.app-shell{width:min(100%,520px);min-height:100vh;margin:0 auto;padding:18px 14px 92px}.app-header{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:8px 2px 18px}.app-header p,.section-title p,.hero-panel p,.training-head p,.empty-state p{margin:0;color:var(--muted);font-size:12px;font-weight:800;letter-spacing:0;text-transform:uppercase}.app-header h1,.section-title 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var(--line-strong);border-radius:8px;color:var(--ink);background:var(--white)}.date-picker input{width:155px;padding:0 10px}.training-head{display:flex;align-items:end;justify-content:space-between;gap:14px;padding:16px;border-radius:8px;color:var(--white);background:var(--dark)}.training-head p{color:#cfcfcf}.training-head strong{flex:0 0 auto;font-size:18px}.exercise-list,.history-list{display:grid;gap:10px}.exercise-summary{display:flex;width:100%;align-items:center;justify-content:space-between;gap:12px;padding:15px;border:0;color:var(--ink);background:transparent;text-align:left}.exercise-summary strong{display:block;font-size:17px;line-height:1.2}.exercise-summary span{min-width:0}.exercise-summary small{display:block;margin-top:4px;color:var(--muted);font-size:12px;line-height:1.35}.summary-highlight{display:inline-block;max-width:100%;margin-top:8px;padding:5px 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