.calc-card{display:flex;flex-direction:column;gap:var(--sp-lg)}.td-vs-layout{display:grid;grid-template-columns:1fr auto 1fr;gap:0;align-items:stretch}.td-vs-center{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--sp-sm);padding:0 var(--sp-lg)}.td-vs-diff{font-family:var(--mono);font-size:clamp(1.5rem,4vw,2rem);font-weight:700;color:var(--accent);white-space:nowrap}.td-vs-arrow{color:var(--accent);opacity:.35;line-height:1}.td-vs-arrow svg{width:2.5rem;height:2.5rem}.td-card-select{display:inline-flex;align-items:center;gap:var(--sp-xs);cursor:pointer;border:none;background:none;padding:0;font-family:var(--font-body);font-size:var(--fs-lg);font-weight:700;color:var(--accent);text-align:left;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;min-width:0;flex:1}.td-card-select:hover{text-decoration:underline}.td-card-select svg{flex-shrink:0;opacity:.5;transition:opacity .15s}.td-card-select:hover svg{opacity:1}.td-popovers{position:relative}.td-popover-anchor{position:relative;display:inline-block}.td-card-meta{display:flex;align-items:center;gap:var(--sp-sm);flex-wrap:wrap}.td-dst-info{font-size:var(--fs-xs);color:var(--ink-muted);line-height:1.4}.td-dst-info strong{font-weight:600}.td-cards .tz-card{padding:var(--sp-xl);align-items:stretch;text-align:left}.td-tz-popover{width:340px;position:fixed;z-index:150;max-height:min(480px,60vh)}@media(max-width:580px){.td-vs-layout{grid-template-columns:1fr;gap:0}.td-vs-center{flex-direction:row;padding:var(--sp-md) 0}.td-cards .tz-card{padding:var(--sp-md) var(--sp-lg)}}@media(max-width:480px){.overlap-card-head{flex-wrap:wrap;gap:var(--sp-sm)}.overlap-tz-row{flex-wrap:wrap}}.overlap-section{margin-top:var(--sp-xl);padding:var(--sp-xl);background:rgba(var(--accent-rgb),.04);border:1px solid rgba(var(--accent-rgb),.18);border-radius:var(--rd-xl)}.overlap-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:var(--sp-lg)}.overlap-title{font-family:var(--font-display);font-size:var(--fs-sm);font-weight:700;text-transform:uppercase;letter-spacing:.09em;color:var(--accent)}.overlap-badge{font-family:var(--mono);font-size:var(--fs-sm);font-weight:600;color:var(--on-accent);background:var(--accent);border-radius:var(--rd-xl);padding:var(--sp-2xs) var(--sp-sm);line-height:1.5}.overlap-none{color:var(--ink-muted);font-size:var(--fs-md);text-align:center;padding:var(--sp-xs) 0 var(--sp-md);font-style:italic}.overlap-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--rd-lg);overflow:hidden;transition:box-shadow .15s}.overlap-card:hover{box-shadow:0 2px 10px rgba(var(--accent-rgb),.1)}.overlap-card-head{display:flex;align-items:center;justify-content:space-between;padding:.625rem var(--sp-lg);background:rgba(var(--accent-rgb),.06);border-bottom:1px solid var(--border)}.overlap-card-utc{font-family:var(--mono);font-size:var(--fs-lg);font-weight:700;color:var(--accent);letter-spacing:-.01em}.overlap-card-utc-secondary{font-size:var(--fs-xs);color:var(--ink-muted);font-weight:400;vertical-align:middle}.overlap-card-duration{font-family:var(--mono);font-size:var(--fs-sm);font-weight:600;color:var(--accent);background:var(--accent-light);border:1px solid rgba(var(--accent-rgb),.2);border-radius:var(--rd-xl);padding:var(--sp-2xs) .625rem}.overlap-card-body{padding:var(--sp-sm) var(--sp-lg) .625rem}.overlap-tz-row{display:flex;align-items:center;gap:var(--sp-sm);padding:.3125rem 0}.overlap-tz-row+.overlap-tz-row{border-top:1px solid var(--border)}.overlap-tz-dot{width:8px;height:8px;border-radius:50%;flex-shrink:0}.overlap-tz-name{font-size:var(--fs-base);color:var(--ink-muted);flex:1;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.overlap-tz-time{font-family:var(--mono);font-size:var(--fs-md);font-weight:600;color:var(--ink);white-space:nowrap}.overlap-tz-row[data-period] .overlap-tz-time{color:var(--period-color)}.overlap-card-foot{display:flex;align-items:center;justify-content:space-between;padding:0 var(--sp-lg) var(--sp-sm)}.overlap-card-foot .copy-btn{font-size:var(--fs-xs);padding:.2rem .625rem}.plan-meeting-link{font-size:var(--fs-xs);font-weight:600;color:var(--accent);text-decoration:none}.plan-meeting-link:hover{text-decoration:underline}.overlap-planner-hint{font-size:var(--fs-base);color:var(--ink-muted);text-align:center;padding-bottom:var(--sp-xs)}.overlap-planner-hint a{color:var(--accent);font-weight:600}