:root{--bg:#f5f2ea;--paper:#fbfaf6;--ink:#171717;--muted:#74716a;--line:#d9d4c9;--accent:#2f5bff;--radius:18px;--shadow:0 16px 40px rgba(20,20,20,.05)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,"SF Pro Display","PingFang SC","Microsoft YaHei",system-ui,sans-serif;line-height:1.55}.shell{width:min(1120px,calc(100% - 40px));margin:0 auto;padding:54px 0 42px}.hero{min-height:410px;display:flex;align-items:flex-end;justify-content:space-between;border-bottom:1px solid var(--line);padding:40px 0 46px;gap:40px}.eyebrow{margin:0 0 16px;font-size:12px;font-weight:750;letter-spacing:.18em;color:var(--muted)}h1{margin:0;max-width:760px;font-size:clamp(44px,8vw,92px);line-height:.98;letter-spacing:-.055em;font-weight:770}.intro{max-width:570px;margin:28px 0 0;color:var(--muted);font-size:16px}.hero-mark{font-size:clamp(100px,17vw,220px);line-height:.72;font-weight:800;letter-spacing:-.08em;color:transparent;-webkit-text-stroke:1px var(--line);user-select:none}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;padding:28px 0}.stat{padding:22px;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius)}.stat-value{display:block;font-size:34px;font-weight:760;letter-spacing:-.04em}.stat-label{display:block;margin-top:5px;color:var(--muted);font-size:13px}.tabs{display:flex;gap:22px;border-bottom:1px solid var(--line);margin-top:12px}.tab{appearance:none;border:0;background:none;padding:16px 0 14px;color:var(--muted);font:inherit;font-weight:650;cursor:pointer;border-bottom:2px solid transparent}.tab.active{color:var(--ink);border-color:var(--ink)}.panel{display:none;padding-top:42px}.panel.active{display:block}.section-head{display:flex;justify-content:space-between;gap:20px;align-items:flex-end;margin-bottom:22px}.section-head h2{margin:0;font-size:34px;letter-spacing:-.035em}.section-copy{max-width:650px;margin:-8px 0 28px;color:var(--muted)}.filters{display:flex;gap:8px;flex-wrap:wrap}.filter{border:1px solid var(--line);background:transparent;border-radius:999px;padding:8px 12px;cursor:pointer;color:var(--muted)}.filter.active{background:var(--ink);color:white;border-color:var(--ink)}.month{margin:34px 0 0}.month-title{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);padding-bottom:9px;margin-bottom:10px}.month-title h3{margin:0;font-size:18px}.month-title span{color:var(--muted);font-size:13px}.day{display:grid;grid-template-columns:150px 1fr;border-bottom:1px solid var(--line);padding:22px 0}.date{font-variant-numeric:tabular-nums}.date strong{display:block;font-size:19px}.date span{display:block;color:var(--muted);font-size:12px;margin-top:3px}.exercise-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px 12px}.exercise{display:grid;grid-template-columns:minmax(120px,1.2fr) minmax(76px,.6fr) minmax(120px,1fr);gap:12px;padding:10px 12px;border-radius:10px;background:rgba(255,255,255,.35)}.exercise-name{font-weight:650}.exercise-load,.exercise-volume{color:var(--muted);font-size:14px}.progress-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.progress-card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow)}.progress-card h3{margin:0 0 2px;font-size:18px}.progress-sub{color:var(--muted);font-size:12px;margin-bottom:22px}.metric-row{display:flex;justify-content:space-between;gap:16px;margin-bottom:16px}.metric strong{display:block;font-size:28px;letter-spacing:-.04em}.metric span{font-size:12px;color:var(--muted)}.chart{height:110px;width:100%;overflow:visible}.chart path{fill:none;stroke:var(--accent);stroke-width:2.2;vector-effect:non-scaling-stroke}.chart circle{fill:var(--paper);stroke:var(--accent);stroke-width:1.8}.chart-line{stroke:var(--line);stroke-width:1}footer{display:flex;justify-content:space-between;border-top:1px solid var(--line);margin-top:70px;padding-top:18px;color:var(--muted);font-size:12px}
@media(max-width:1000px){.exercise-list{grid-template-columns:1fr}}
@media(max-width:800px){.shell{width:min(100% - 24px,1120px);padding-top:18px}.hero{min-height:350px;align-items:flex-end}.hero-mark{display:none}.stats{grid-template-columns:repeat(2,1fr)}.section-head{align-items:flex-start;flex-direction:column}.day{grid-template-columns:1fr;gap:12px}.progress-grid{grid-template-columns:1fr}}
@media(max-width:480px){h1{font-size:48px}.stats{gap:8px}.stat{padding:16px}.stat-value{font-size:29px}.exercise{grid-template-columns:1fr;gap:1px}.exercise-load,.exercise-volume{font-size:13px}.tabs{position:sticky;top:0;background:rgba(245,242,234,.92);backdrop-filter:blur(10px);z-index:10}.hero{padding-bottom:32px}}