.calc-dialog{width:min(480px,calc(100vw - 28px));max-height:90vh;border:1px solid #ffffffd0;border-radius:22px;padding:0;background:#f8f6ef;color:var(--ink);box-shadow:0 8px 0 #153f48,0 34px 90px #0b252b70;overflow:hidden}.calc-dialog::backdrop{background:#10272eb8;backdrop-filter:blur(5px)}.calc-head{display:flex;justify-content:space-between;align-items:center;padding:16px 19px;background:linear-gradient(140deg,#286672,#184751);color:white}.calc-head strong{font:22px var(--serif)}.calc-head small{display:block;color:#d7e6df;font:10px var(--sans);letter-spacing:.1em;text-transform:uppercase}.calc-close{border:1px solid #ffffff65;background:#ffffff18;color:white;width:34px;height:34px;border-radius:50%;cursor:pointer;font-size:20px}.calc-body{padding:14px}.calc-screen{background:#e4ede5;border:1px solid #c8d4c8;border-radius:12px;padding:12px 14px;margin-bottom:12px;box-shadow:inset 0 3px 8px #1b303011}.calc-expression{min-height:24px;overflow-wrap:anywhere;color:#54635c;font:13px ui-monospace,SFMono-Regular,Consolas,monospace;text-align:right}.calc-result{min-height:43px;overflow-wrap:anywhere;text-align:right;color:#183f47;font:30px/1.35 ui-monospace,SFMono-Regular,Consolas,monospace}.calc-tools{display:flex;justify-content:space-between;align-items:center;gap:10px;margin:0 0 10px}.calc-mode{border:0;border-radius:20px;padding:7px 11px;background:#e6e3d9;color:var(--deep);font:700 10px var(--sans);cursor:pointer}.calc-mode[aria-pressed=true]{background:var(--teal);color:white}.calc-memory{color:var(--muted);font-size:10px}.calc-keys{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:7px}.calc-key{min-height:44px;border:1px solid #dfddd5;border-radius:11px;background:#fffdf8;color:var(--ink);font:650 14px var(--sans);cursor:pointer;box-shadow:0 3px 0 #dfddd5,0 5px 8px #173d450c;transition:transform .12s,box-shadow .12s}.calc-key:hover{transform:translateY(-2px);box-shadow:0 5px 0 #d7d4ca,0 9px 13px #173d4513}.calc-key:active{transform:translateY(2px);box-shadow:0 1px 0 #d7d4ca}.calc-key.fn{background:#e8efeb;color:var(--deep)}.calc-key.op{background:#f8eee3;color:#8d5d39}.calc-key.danger{background:#f7e7df;color:#9a4c39}.calc-key.eq{background:var(--teal);color:white;border-color:var(--teal);box-shadow:0 3px 0 #143f48}.calc-foot{font-size:9px;color:var(--muted);text-align:center;margin:12px 4px 0}.calc-error{color:#a33e2e!important}.calc-key sup{font-size:9px}@media(max-width:390px){.calc-body{padding:10px}.calc-keys{gap:5px}.calc-key{min-height:40px;font-size:12px}}
.calc-memory-keys{display:grid;grid-template-columns:repeat(4,1fr);gap:6px;margin-bottom:8px}.calc-memory-key{border:1px solid #dfddd5;border-radius:8px;padding:6px;background:#efece3;color:var(--deep);font:700 10px var(--sans);cursor:pointer;box-shadow:0 2px 0 #d9d5ca}