.calc-page{background:var(--page-bg);color:var(--text-strong)}.calc-shell{width:min(1120px,calc(100% - 32px));margin:0 auto;padding:42px 0 58px}.calc-hero{max-width:760px;margin-bottom:22px}.calc-kicker{display:inline-flex;align-items:center;min-height:28px;padding:5px 12px;border-radius:999px;background:var(--accent-soft);color:var(--accent);font:800 .78rem/1 var(--font-display);letter-spacing:.08em;text-transform:uppercase}.calc-hero h1{margin:15px 0 9px;color:var(--text-strong);font:800 2.55rem/1.06 var(--font-display);letter-spacing:0}.calc-hero h1 span{color:var(--accent)}.calc-hero p{margin:0;color:var(--text-soft);font-size:1.04rem;line-height:1.7}.calc-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:18px;align-items:start}.calc-card,.calc-panel{background:var(--panel);border:1px solid var(--header-border);border-radius:18px;box-shadow:var(--shadow);overflow:hidden}.calc-display{padding:20px;background:var(--panel-soft);border-bottom:1px solid var(--header-border)}.calc-mode-row{display:flex;justify-content:space-between;gap:12px;margin-bottom:12px}.calc-angle{display:flex;gap:8px}.calc-pill,.calc-mini-btn,.calc-memory-actions button,.calc-wide-btn{border:1px solid var(--header-border);border-radius:10px;background:var(--panel);color:var(--text-soft);font:800 .82rem/1 var(--font-display);cursor:pointer;transition:background .2s ease,border-color .2s ease,color .2s ease,transform .2s ease}.calc-pill{min-height:32px;padding:0 12px}.calc-pill.is-active,.calc-pill.is-on{background:var(--accent);border-color:var(--accent);color:var(--accent-contrast)}.calc-expression{min-height:20px;color:var(--text-muted);font:700 .9rem/1.3 ui-monospace,SFMono-Regular,Consolas,monospace;overflow-wrap:anywhere}.calc-main{min-height:62px;color:var(--text-strong);font:900 clamp(2rem,5vw,3rem)/1.1 var(--font-display);text-align:right;overflow-wrap:anywhere}.calc-memory-tags span{display:none;margin-top:8px;min-height:22px;padding:4px 9px;border-radius:999px;background:var(--accent-soft);color:var(--accent);font:900 .75rem/1 var(--font-display)}.calc-memory-tags span.is-visible{display:inline-flex}.calc-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:8px;padding:16px}.calc-btn{min-height:54px;border:1px solid var(--header-border);border-radius:13px;background:var(--panel-soft);color:var(--text-soft);font:900 .98rem/1 var(--font-display);cursor:pointer;transition:background .18s ease,border-color .18s ease,color .18s ease,transform .18s ease}.calc-btn:hover,.calc-mini-btn:hover,.calc-memory-actions button:hover,.calc-wide-btn:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-1px)}.calc-num{background:var(--panel);color:var(--text-strong);font-size:1.12rem}.calc-op{background:var(--accent-soft);color:var(--accent);border-color:var(--accent)}.calc-eq{grid-row:span 2;background:var(--accent);border-color:var(--accent);color:var(--accent-contrast);font-size:1.25rem}.calc-clear{color:#ef4444}.calc-span-2{grid-column:span 2}.calc-side{display:grid;gap:18px}.calc-panel{padding:18px}.calc-panel-head{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-bottom:14px}.calc-panel-head h2{margin:0;color:var(--text-strong);font:800 1.05rem/1.2 var(--font-display)}.calc-mini-btn{min-height:32px;padding:0 10px}.calc-history{display:grid;gap:8px;max-height:220px;overflow-y:auto}.calc-history-item{display:grid;gap:4px;padding:10px;border:1px solid var(--header-border);border-radius:12px;background:var(--panel-soft);cursor:pointer}.calc-history-item span{color:var(--text-muted);font-size:.82rem;overflow-wrap:anywhere}.calc-history-item strong{color:var(--accent);overflow-wrap:anywhere}.calc-empty{color:var(--text-muted);text-align:center;padding:16px 0}.calc-memory-row{display:flex;justify-content:space-between;gap:12px;padding:12px;border:1px solid var(--header-border);border-radius:12px;background:var(--panel-soft);color:var(--text-soft);font-weight:900}.calc-memory-row strong{color:var(--text-strong);overflow-wrap:anywhere}.calc-memory-actions{display:grid;grid-template-columns:repeat(5,1fr);gap:7px;margin-top:10px}.calc-memory-actions button{min-height:34px}.calc-field{display:grid;gap:7px;margin:0 0 10px}.calc-field span{color:var(--text-muted);font:800 .76rem/1.2 var(--font-display);letter-spacing:.07em;text-transform:uppercase}.calc-field input,.calc-field select{width:100%;min-height:42px;border:1px solid var(--header-border);border-radius:11px;background:var(--panel-soft);color:var(--text-strong);padding:9px 11px;font-weight:800;outline:none}.calc-field input:focus,.calc-field select:focus{border-color:var(--accent);box-shadow:0 0 0 4px var(--accent-soft)}.calc-conv-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}.calc-wide-btn{width:100%;min-height:40px;margin-top:4px;background:var(--accent-soft);color:var(--accent)}@media(max-width:900px){.calc-layout{grid-template-columns:1fr}.calc-side{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:620px){.calc-shell{width:min(100% - 24px,680px);padding-top:28px}.calc-hero h1{font-size:2rem}.calc-grid{gap:6px;padding:12px}.calc-btn{min-height:48px;border-radius:11px}.calc-side,.calc-conv-grid{grid-template-columns:1fr}.calc-panel{border-radius:14px;padding:16px}.calc-memory-actions{grid-template-columns:repeat(3,1fr)}}