.pv-calc-wrap{max-width:1040px;margin:0 auto}.pv-calc-layout{display:grid;grid-template-columns:minmax(300px,560px) minmax(240px,1fr);gap:24px;align-items:start}.pv-calculator{background:#fff;border:1px solid #d7e1f0;border-radius:24px;padding:18px;box-shadow:0 18px 50px rgba(24,52,94,.10)}.pv-calc-screen{background:#0f1d35;color:#fff;border-radius:18px;padding:16px 18px;margin-bottom:14px;min-height:112px;display:flex;flex-direction:column;justify-content:flex-end;overflow:hidden}.pv-calc-expression{min-height:24px;color:#a9bbd6;font-size:15px;line-height:1.4;word-break:break-all;text-align:right}.pv-calc-result{font-size:clamp(30px,7vw,48px);font-weight:800;letter-spacing:-.03em;text-align:right;line-height:1.15;overflow-wrap:anywhere}.pv-calc-status{display:flex;gap:8px;align-items:center;justify-content:space-between;margin:0 2px 12px;font-size:13px;color:#52647d}.pv-calc-badge{display:inline-flex;align-items:center;gap:6px;border:1px solid #cbd8ea;background:#f6f9fd;border-radius:999px;padding:6px 10px;font-weight:750}.pv-calc-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:9px}.pv-calc-grid.scientific{grid-template-columns:repeat(5,minmax(0,1fr))}.pv-calc-key{min-height:54px;border:1px solid #d7e1f0;background:#f7f9fc;color:#142033;border-radius:14px;font:inherit;font-weight:780;font-size:17px;cursor:pointer;transition:transform .06s ease,background .15s ease,border-color .15s ease;box-shadow:0 3px 0 #e6edf6}.pv-calc-key:hover{background:#eef4fc;border-color:#b9cbe4}.pv-calc-key:active{transform:translateY(2px);box-shadow:0 1px 0 #e6edf6}.pv-calc-key.op{background:var(--pv-blue-soft);color:var(--pv-blue-dark);border-color:color-mix(in srgb,var(--pv-blue) 25%,#d7e1f0)}.pv-calc-key.eq{background:var(--pv-blue);color:#fff;border-color:var(--pv-blue);box-shadow:0 3px 0 var(--pv-blue-dark)}.pv-calc-key.danger{background:#fff4f2;color:#a73725;border-color:#f0c6bd}.pv-calc-key.fn{font-size:14px}.pv-calc-key.span2{grid-column:span 2}.pv-calc-side{display:grid;gap:16px}.pv-calc-note{background:#fff;border:1px solid #d7e1f0;border-radius:18px;padding:18px}.pv-calc-note h2,.pv-calc-note h3{margin-top:0}.pv-calc-history{display:grid;gap:8px;max-height:320px;overflow:auto}.pv-calc-history button{width:100%;text-align:left;border:1px solid #dbe4f1;background:#f9fbfe;border-radius:12px;padding:10px 12px;color:#22334d;cursor:pointer}.pv-calc-history button:hover{background:#f1f6fd}.pv-calc-history small{display:block;color:#71819a;margin-top:3px}.pv-calc-empty{color:#7b8ba3;font-size:14px}.pv-calc-mode-toggle{display:flex;gap:6px}.pv-calc-mode-toggle button{border:1px solid #cbd8ea;background:#fff;border-radius:9px;padding:6px 9px;font-weight:750;cursor:pointer}.pv-calc-mode-toggle button.active{background:var(--pv-blue);color:#fff;border-color:var(--pv-blue)}@media(max-width:820px){.pv-calc-layout{grid-template-columns:1fr}.pv-calc-grid.scientific{grid-template-columns:repeat(5,minmax(0,1fr))}.pv-calc-key{min-height:50px;padding:4px;font-size:15px}.pv-calc-key.fn{font-size:12px}}@media(max-width:430px){.pv-calculator{padding:11px;border-radius:18px}.pv-calc-grid,.pv-calc-grid.scientific{gap:6px}.pv-calc-key{min-height:47px;border-radius:11px;font-size:14px}.pv-calc-key.fn{font-size:11px}.pv-calc-screen{min-height:100px;padding:14px}.pv-calc-result{font-size:34px}}