:root{--navy-950:#10233f;--navy-800:#263b57;--navy-600:#5a6b80;--navy-300:#bac4d0;--navy-150:#dce2e9;--navy-075:#edf1f5;--paper:#fff;--canvas:#f5f4ef;--amber-500:#eea52e;--amber-600:#d98a13;--amber-100:#fff0ce;--amber-075:#fff8e8;--shadow:0 18px 54px #10233f1a}*{box-sizing:border-box}html{background:var(--canvas);min-width:320px}body{background:var(--canvas);min-height:100vh;color:var(--navy-950);-webkit-font-smoothing:antialiased;margin:0;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Hiragino Sans,Noto Sans JP,sans-serif}button{font:inherit}.page-shell{min-height:100vh;padding:52px 72px 42px}.page{width:min(1296px,100%);margin:0 auto}.masthead{justify-content:space-between;align-items:flex-end;gap:48px;margin-bottom:28px;display:flex}.eyebrow{color:var(--amber-600);letter-spacing:.16em;margin:0 0 10px;font-size:12px;font-weight:800}h1{color:var(--navy-950);letter-spacing:-.045em;margin:0;font-size:clamp(34px,3.1vw,50px);font-weight:760;line-height:1.08}.intro{color:var(--navy-600);margin:11px 0 0;font-size:15px;font-weight:500;line-height:1.65}.updated{color:var(--navy-600);white-space:nowrap;flex:none;align-items:center;gap:9px;margin:0 0 6px;font-size:13px;font-weight:650;display:flex}.live-dot{background:var(--amber-500);width:8px;height:8px;box-shadow:0 0 0 4px var(--amber-100);border-radius:999px}.calendar-shell{border:1px solid var(--navy-150);background:var(--paper);box-shadow:var(--shadow);border-radius:22px;overflow:hidden}.toolbar{border-bottom:1px solid var(--navy-150);grid-template-columns:minmax(240px,1fr) auto minmax(180px,1fr);align-items:center;gap:20px;min-height:88px;padding:22px 26px;display:grid}.week-meta{min-width:0}.week-label{color:var(--navy-600);letter-spacing:.12em;margin:0 0 4px;font-size:11px;font-weight:800}.week-range{color:var(--navy-950);font-variant-numeric:tabular-nums;letter-spacing:-.02em;margin:0;font-size:22px;font-weight:760;line-height:1.35}.week-controls{border:1px solid var(--navy-150);background:var(--navy-075);border-radius:13px;align-items:center;gap:7px;padding:5px;display:inline-flex}.week-controls button{min-height:38px;color:var(--navy-800);cursor:pointer;background:0 0;border:0;border-radius:9px;padding:0 15px;font-size:13px;font-weight:700;transition:color .16s,background-color .16s,box-shadow .16s,transform .16s}.week-controls button:hover:not(:disabled){background:var(--paper)}.week-controls button:active:not(:disabled){transform:translateY(1px)}.week-controls button:focus-visible{outline:3px solid var(--amber-100);outline-offset:2px}.week-controls button.current{background:var(--amber-500);color:#342100;box-shadow:0 3px 10px #d98a1333}.week-controls button:disabled{cursor:not-allowed;opacity:.4}.legend{color:var(--navy-600);justify-self:end;align-items:center;gap:18px;font-size:12px;font-weight:700;display:flex}.legend-item{white-space:nowrap;align-items:center;gap:8px;display:inline-flex}.swatch{border-radius:4px;width:18px;height:12px}.swatch.free{border:1px solid var(--navy-300);background:var(--paper)}.swatch.busy{border:1px solid var(--amber-600);background:var(--amber-500)}.calendar-scroll{overscroll-behavior-inline:contain;overflow-x:auto}.weekly-calendar{min-width:840px;padding:20px 26px 26px}.calendar-header,.calendar-body{grid-template-columns:72px repeat(5,minmax(135px,1fr));display:grid}.calendar-header{border-bottom:1px solid var(--navy-150);min-height:76px}.calendar-corner{color:var(--navy-600);letter-spacing:.08em;align-items:flex-end;padding:0 12px 14px 0;font-size:11px;font-weight:800;display:flex}.calendar-day-header{border-left:1px solid var(--navy-150);color:var(--navy-950);text-align:left;justify-content:center;align-items:center;gap:12px;display:flex}.calendar-day-header.today{background:var(--amber-075);box-shadow:inset 0 -3px 0 var(--amber-500)}.header-date{background:var(--navy-075);font-variant-numeric:tabular-nums;border-radius:12px;place-items:center;width:42px;height:42px;font-size:20px;font-weight:800;display:grid}.calendar-day-header.today .header-date{background:var(--amber-100)}.header-weekday,.header-month{display:block}.header-weekday{margin-bottom:3px;font-size:13px;font-weight:800}.header-month{color:var(--navy-600);font-size:11px;font-weight:650}.calendar-body{height:540px}.time-axis{border-right:1px solid var(--navy-150);color:var(--navy-600);font-variant-numeric:tabular-nums;font-size:11px;font-weight:700;position:relative}.time-label{top:var(--y);position:absolute;right:12px;transform:translateY(-50%)}.time-label.first{transform:none}.time-label.last{transform:translateY(-100%)}.day-column{border-right:1px solid var(--navy-150);background-color:var(--paper);background-image:linear-gradient(to bottom, transparent calc(100% - 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