.c1-calc{max-width:860px;margin-top:clamp(1.75rem,3.5vw,2.5rem);padding:clamp(1.1rem,2.2vw,1.5rem)}.c1-calc-h{font-family:var(--font-display), sans-serif;letter-spacing:-.015em;color:var(--color-ink);font-size:1.15rem;font-weight:600}.c1-calc-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem 1.25rem;margin-top:1rem;display:grid}.c1-calc-k{color:var(--color-ink-3);font-size:13px;font-weight:600}.c1-calc-pair{grid-template-columns:minmax(0,1fr) 8.5rem;gap:.5rem;display:grid}.c1-calc-unit{display:block;position:relative}.c1-calc-unit .input{font-variant-numeric:tabular-nums;padding-right:3.6rem}.c1-calc-unit>span{color:var(--color-ink-3);pointer-events:none;font-size:13px;position:absolute;top:50%;right:.8rem;transform:translateY(-50%)}.c1-calc-out{border-top:1px solid var(--color-line);flex-wrap:wrap;gap:.75rem 2.5rem;min-height:3.6rem;margin-top:1.25rem;padding-top:1.1rem;display:flex}.c1-calc-stat{gap:.1rem;display:grid}.c1-calc-v{font-family:var(--font-display), sans-serif;letter-spacing:-.03em;color:var(--color-ink);font-size:clamp(1.6rem,3vw,2rem);font-weight:600;line-height:1.1}.c1-calc-l{color:var(--color-ink-3);font-size:13px}.c1-calc-note{color:var(--color-ink-3);margin-top:.9rem;font-size:13px;line-height:1.5}@media (max-width:760px){.c1-calc-grid{grid-template-columns:minmax(0,1fr)}}@media (max-width:420px){.c1-calc-pair{grid-template-columns:minmax(0,1fr) 7.25rem}.c1-calc-out{gap:.75rem 1.5rem}}.c1-surfaces{grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem;margin:clamp(1.75rem,3.5vw,2.5rem) 0 0;padding:0;list-style:none;display:grid}.c1-surface{padding:clamp(1rem,2vw,1.3rem);scroll-margin-top:5rem}.c1-surface-head{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:.5rem .75rem;display:flex}.c1-surface-name{letter-spacing:-.015em;font-size:1.1rem;line-height:1.25}.c1-surface-answer{color:var(--color-ink);margin-top:.55rem;line-height:1.5}.c1-surface-notes{border-top:1px solid var(--color-line);color:var(--color-ink-2);gap:.45rem;margin:.7rem 0 0;padding:.7rem 0 0;font-size:14px;line-height:1.5;list-style:none;display:grid}.c1-surface-notes strong{color:var(--color-ink);font-weight:600}@media (max-width:760px){.c1-surfaces{grid-template-columns:minmax(0,1fr)}}.c1-bars{background:var(--color-surface);border:1px solid var(--color-line);border-radius:var(--r);max-width:760px;margin:1.5rem 0 0;padding:clamp(1rem,2vw,1.35rem)}.c1-bars-cap{color:var(--color-ink);font-size:14.5px;font-weight:600}.c1-bars-list{gap:.7rem;margin:.9rem 0 0;padding:0;list-style:none;display:grid}.c1-bar{grid-template-columns:7.5rem minmax(0,1fr) 3.5rem;align-items:center;gap:.75rem;display:grid}.c1-bar-k{color:var(--color-ink-2);font-size:14px;line-height:1.3}.c1-bar-sub{color:var(--color-ink-3);font-size:12px;display:block}.c1-bar-track{background:var(--color-sunken);border-radius:999px;height:12px;overflow:hidden}.c1-bar-fill{background:var(--color-ink);border-radius:999px;height:100%;display:block}.c1-bar-v{text-align:right;font-family:var(--font-display), sans-serif;letter-spacing:-.02em;color:var(--color-ink);font-size:1.15rem;font-weight:600}.c1-bars-note{color:var(--color-ink-3);margin-top:.85rem;font-size:13px;line-height:1.5}@media (max-width:420px){.c1-bar{grid-template-columns:6.25rem minmax(0,1fr) 3rem;gap:.6rem}}.c1-surface-more{margin-top:.55rem}.c1-surface-more>summary{cursor:pointer;min-height:44px;color:var(--color-accent);align-items:center;font-size:14px;font-weight:500;list-style:none;display:inline-flex}.c1-surface-more>summary::-webkit-details-marker{display:none}.c1-surface-more>summary:after{content:"";width:6px;height:6px;transition:transform var(--dur-2) var(--ease-out);border-bottom:1.5px solid;border-right:1.5px solid;margin-left:.5rem;transform:translateY(-2px)rotate(45deg)}.c1-surface-more[open]>summary:after{transform:translateY(1px)rotate(-135deg)}.c1-surface-more .c1-surface-notes{margin-top:.1rem}