:root{--cal-ink:#1c1917;--cal-muted:#6b645c;--cal-amber:#b45309;--cal-amber-dark:#92400e;--cal-amber-soft:#fef3c7;--cal-slate:#57534e;--cal-line:rgba(28,25,23,0.12);--cal-surface:#ffffff;--cal-surface-muted:#faf7f2;--primary:#b45309;--primary-dark:#92400e;--border:rgba(28,25,23,0.12);--surface:#ffffff;--shadow-soft:0 16px 40px rgba(28,25,23,0.08);--surface-muted:#faf7f2;--text-main:#1c1917;--text-muted:#6b645c;}
.cal-page .container{padding-top:8px;}
.cal-page .tool-hero{margin-bottom:1.25rem;}
.cal-instrument{background:var(--cal-surface);border:1px solid var(--cal-line);border-radius:1rem;padding:1.75rem;margin-bottom:2rem;box-shadow:var(--shadow-soft);}
.cal-byline{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:8px;padding-bottom:14px;margin-bottom:20px;border-bottom:1px solid var(--cal-line);font-size:0.9rem;color:var(--cal-muted);}
.cal-byline-author .author-link{color:var(--cal-amber-dark);font-weight:600;text-decoration:none;}
.cal-byline-author .author-link:hover{text-decoration:underline;}
.cal-year-nav{display:flex;align-items:center;justify-content:center;gap:16px;flex-wrap:wrap;margin-bottom:1.75rem;}
.cal-year-btn{background:var(--cal-surface);border:1px solid var(--cal-line);color:var(--cal-ink);padding:0.6rem 1.1rem;border-radius:0.6rem;font-weight:600;font-size:0.92rem;cursor:pointer;transition:background 0.15s ease,border-color 0.15s ease;}
.cal-year-btn:hover{background:var(--cal-surface-muted);border-color:var(--cal-amber);}
.cal-year-btn:focus-visible{outline:2px solid var(--cal-amber);outline-offset:2px;}
.cal-year-select{padding:0.6rem 1rem;border:1px solid var(--cal-line);border-radius:0.6rem;font-size:1.05rem;font-weight:600;color:var(--cal-ink);background:var(--cal-surface);}
.cal-month-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:1.1rem;}
.cal-month-card{border:1px solid var(--cal-line);border-radius:0.75rem;padding:0.9rem 1rem 1.1rem;background:var(--cal-surface-muted);}
.cal-month-name{font-weight:700;text-align:center;margin-bottom:0.65rem;letter-spacing:0.04em;text-transform:uppercase;font-size:0.85rem;color:var(--cal-amber-dark);}
.cal-grid{width:100%;border-collapse:collapse;}
.cal-grid th{font-size:0.68rem;font-weight:600;color:var(--cal-muted);padding:3px 2px;text-transform:uppercase;letter-spacing:0.02em;}
.cal-grid td{text-align:center;padding:5px 2px;font-size:0.88rem;color:var(--cal-ink);border-radius:0.35rem;}
.cal-grid td.cal-weekend{color:var(--cal-slate);font-weight:600;}
.cal-grid td.cal-today{background:var(--cal-amber);color:#fff;font-weight:700;}
.cal-grid td.cal-empty{visibility:hidden;}
.cal-snapshot{margin-top:2rem;padding-top:1.5rem;border-top:1px solid var(--cal-line);}
.cal-snapshot h2{font-size:1.3rem;margin-bottom:1rem;color:var(--cal-ink);}
.cal-stat-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:0.65rem;margin-bottom:0.65rem;}
.cal-stat{display:flex;justify-content:space-between;gap:0.5rem;padding:0.6rem 0.85rem;background:var(--cal-surface-muted);border-radius:0.5rem;border:1px solid var(--cal-line);font-size:0.88rem;margin:0;}
.cal-stat dt{color:var(--cal-muted);}
.cal-stat dd{margin:0;font-weight:700;color:var(--cal-ink);}
.cal-season-line{font-size:0.9rem;color:var(--cal-muted);margin-top:0.75rem;}
.cal-holidays{margin-top:1.75rem;}
.cal-holidays h2{font-size:1.3rem;margin-bottom:0.85rem;color:var(--cal-ink);}
.cal-holiday-table{width:100%;border-collapse:collapse;font-size:0.9rem;}
.cal-holiday-table th{text-align:left;padding:0.5rem;border-bottom:2px solid var(--cal-line);color:var(--cal-muted);font-size:0.75rem;text-transform:uppercase;letter-spacing:0.03em;}
.cal-holiday-table td{padding:0.5rem;border-bottom:1px solid var(--cal-line);color:var(--cal-ink);}
.cal-content{margin-top:2.5rem;}
.cal-content h2{font-size:1.6rem;margin-top:2.25rem;margin-bottom:0.75rem;color:var(--cal-ink);}
.cal-content p{line-height:1.65;color:var(--cal-ink);margin-bottom:1rem;}
.cal-content p.cal-lede{font-size:1.05rem;color:var(--cal-slate);}
.cal-content ul{padding-left:1.25rem;margin-bottom:1rem;}
.cal-content li{margin-bottom:0.5rem;line-height:1.55;color:var(--cal-ink);}
.cal-content a{color:var(--cal-amber-dark);text-decoration:none;border-bottom:1px solid transparent;}
.cal-content a:hover{border-bottom-color:var(--cal-amber-dark);}
.cal-rule-table{width:100%;border-collapse:collapse;margin:1rem 0 1.5rem;font-size:0.88rem;}
.cal-rule-table th,.cal-rule-table td{border:1px solid var(--cal-line);padding:0.5rem 0.75rem;text-align:left;}
.cal-rule-table th{background:var(--cal-surface-muted);color:var(--cal-ink);}
.cal-limits{background:var(--cal-surface-muted);border-left:4px solid var(--cal-amber);padding:1rem 1.25rem;border-radius:0.5rem;margin:1.25rem 0 1.75rem;}
.cal-limits p{margin-bottom:0.5rem;}
.cal-limits p:last-child{margin-bottom:0;}
@media (max-width:640px){.cal-year-nav{flex-direction:column;}.cal-month-grid{grid-template-columns:1fr;}.cal-instrument{padding:1.25rem;}.cal-byline{flex-direction:column;align-items:flex-start;}}