*{box-sizing:border-box;margin:0;padding:0}:root{--bg:#f7f7f8;--card:#fff;--border:#e4e4e7;--text:#18181b;--muted:#71717a;--accent:#18181b;--hover:#f4f4f5}body{background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;line-height:1.5}.container{max-width:760px;margin:0 auto;padding:32px 20px 64px}.login-wrap{justify-content:center;align-items:center;min-height:100vh;padding:20px;display:flex}.login-card{background:var(--card);border:1px solid var(--border);border-radius:12px;width:100%;max-width:380px;padding:40px 32px}.login-card h1{margin-bottom:4px;font-size:20px}.login-card p.sub{color:var(--muted);margin-bottom:28px;font-size:14px}label{margin-top:16px;margin-bottom:6px;font-size:13px;font-weight:500;display:block}input{border:1px solid var(--border);background:var(--card);width:100%;color:var(--text);border-radius:8px;padding:10px 12px;font-size:15px}input:focus{border-color:var(--accent);outline:none}button.primary{background:var(--accent);color:#fff;cursor:pointer;border:none;border-radius:8px;width:100%;margin-top:24px;padding:11px;font-size:15px;font-weight:500}button.primary:hover{opacity:.9}button.primary:disabled{opacity:.5;cursor:default}.error{color:#dc2626;margin-top:16px;font-size:13px}.header{justify-content:space-between;align-items:center;margin-bottom:28px;display:flex}.header h1{font-size:18px}.header .name{color:var(--muted);font-size:14px}button.ghost{border:1px solid var(--border);cursor:pointer;color:var(--text);background:0 0;border-radius:8px;padding:7px 14px;font-size:13px}button.ghost:hover{background:var(--hover)}.summary-grid{grid-template-columns:1fr 1fr;gap:12px;margin-bottom:32px;display:grid}.summary-card{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:18px 20px}.summary-card .label{color:var(--muted);text-transform:uppercase;letter-spacing:.03em;margin-bottom:6px;font-size:12px}.summary-card .value{font-variant-numeric:tabular-nums;font-size:26px;font-weight:600}.summary-card .meta{color:var(--muted);margin-top:2px;font-size:12px}.section-title{color:var(--muted);text-transform:uppercase;letter-spacing:.03em;margin-bottom:12px;font-size:13px;font-weight:600}.day{background:var(--card);border:1px solid var(--border);border-radius:10px;margin-bottom:8px;overflow:hidden}.day-head{cursor:pointer;-webkit-user-select:none;user-select:none;justify-content:space-between;align-items:center;padding:14px 18px;display:flex}.day-head:hover{background:var(--hover)}.day-date{font-size:14px;font-weight:500}.day-right{align-items:center;gap:14px;display:flex}.day-total{font-variant-numeric:tabular-nums;font-size:15px;font-weight:600}.chevron{color:var(--muted);font-size:12px;transition:transform .15s}.chevron.open{transform:rotate(90deg)}.sessions{border-top:1px solid var(--border);padding:6px 18px 12px}.session-row{color:var(--muted);border-bottom:1px solid var(--border);justify-content:space-between;padding:8px 0;font-size:13px;display:flex}.session-row:last-child{border-bottom:none}.session-time{font-variant-numeric:tabular-nums}.empty{text-align:center;color:var(--muted);padding:48px 20px;font-size:14px}.loading{text-align:center;color:var(--muted);padding:48px;font-size:14px}