:root{--bg-dark: #090d16;--bg-card: rgba(18, 24, 38, .85);--border-card: rgba(59, 130, 246, .18);--text-main: #f8fafc;--text-muted: #94a3b8;--text-dim: #64748b;--accent-primary: #3b82f6;--accent-hover: #60a5fa;--accent-active: #2563eb;--accent-glow: rgba(59, 130, 246, .35);--accent-soft: rgba(59, 130, 246, .12);--key-num-bg: #1e293b;--key-num-hover: #334155;--key-fn-bg: #334155;--key-fn-hover: #475569;--key-fn-text: #e2e8f0;--danger: #f87171;--success: #34d399}*{box-sizing:border-box;margin:0;padding:0;-webkit-user-select:none;user-select:none}body{font-family:-apple-system,BlinkMacSystemFont,SF Pro Display,SF Pro Text,Segoe UI,Roboto,sans-serif;background-color:var(--bg-dark);background-image:radial-gradient(circle at 15% 15%,rgba(37,99,235,.15),transparent 45%),radial-gradient(circle at 85% 85%,rgba(96,165,250,.1),transparent 45%);color:var(--text-main);min-height:100vh;display:flex;justify-content:center;align-items:center;overflow-x:hidden}button,input,select,textarea{font:inherit;color:inherit}.app-container{width:100%;max-width:480px;min-height:100vh;display:flex;flex-direction:column;padding:16px;position:relative}@media (min-width: 520px){.app-container{min-height:unset;height:840px;border-radius:44px;background:var(--bg-card);border:1px solid var(--border-card);-webkit-backdrop-filter:blur(24px);backdrop-filter:blur(24px);box-shadow:0 25px 70px #000000b3,0 0 40px #3b82f626;margin:20px auto}}.iphone-header{display:flex;align-items:center;justify-content:space-between;padding:12px 8px 16px;border-bottom:1px solid rgba(255,255,255,.06)}.brand-section{display:flex;align-items:center;gap:10px}.brand-icon{width:36px;height:36px;border-radius:10px;background:linear-gradient(135deg,var(--accent-primary),#1d4ed8);display:flex;align-items:center;justify-content:center;font-weight:800;font-size:1.1rem;box-shadow:0 4px 14px var(--accent-glow)}.brand-title{font-size:1.2rem;font-weight:700;letter-spacing:-.5px}.brand-subtitle{font-size:.75rem;color:var(--accent-hover);font-weight:500}.status-badge{font-size:.75rem;padding:4px 10px;border-radius:20px;background:#22c55e1f;color:#4ade80;border:1px solid rgba(34,197,94,.25);display:flex;align-items:center;gap:6px}.status-dot{width:6px;height:6px;border-radius:50%;background:#4ade80;box-shadow:0 0 8px #4ade80}.view-content{flex:1;display:flex;flex-direction:column;overflow-y:auto;padding:12px 4px}.tab-bar{display:grid;grid-template-columns:repeat(5,1fr);gap:4px;background:#0f172af2;border:1px solid rgba(255,255,255,.08);border-radius:24px;padding:6px;margin-top:auto}.tab-btn{background:transparent;border:none;border-radius:16px;padding:8px 4px;display:flex;flex-direction:column;align-items:center;gap:4px;cursor:pointer;transition:all .2s ease;color:var(--text-muted)}.tab-btn:hover{color:var(--text-main);background:#ffffff0a}.tab-btn.active{color:#fff;background:var(--accent-primary);box-shadow:0 4px 16px var(--accent-glow)}.tab-icon{font-size:1.25rem}.tab-label{font-size:.65rem;font-weight:600;letter-spacing:-.2px}.calc-display{display:flex;flex-direction:column;align-items:flex-end;justify-content:flex-end;min-height:120px;padding:16px 12px;word-break:break-all}.calc-history{font-size:1.1rem;color:var(--text-muted);min-height:24px;margin-bottom:6px;font-weight:400}.calc-main-num{font-size:3.2rem;font-weight:300;color:#fff;line-height:1;letter-spacing:-1px}.keypad-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;padding:8px 4px 16px}.keypad-grid.scientific-grid{grid-template-columns:repeat(5,1fr);gap:8px}.key-btn{aspect-ratio:1;border-radius:50%;border:none;font-size:1.5rem;font-weight:500;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:transform .1s ease,background-color .15s ease,filter .15s ease;box-shadow:0 4px 10px #0000004d}.scientific-grid .key-btn{aspect-ratio:1.1;border-radius:14px;font-size:.95rem;font-weight:600}.key-btn:active{transform:scale(.92);filter:brightness(1.3)}.key-num{background:var(--key-num-bg);color:#fff}.key-num:hover{background:var(--key-num-hover)}.key-fn{background:var(--key-fn-bg);color:var(--key-fn-text)}.key-fn:hover{background:var(--key-fn-hover)}.key-op{background:var(--accent-primary);color:#fff;font-size:1.7rem}.key-op:hover{background:var(--accent-hover);box-shadow:0 0 16px var(--accent-glow)}.key-op.active{background:#fff;color:var(--accent-primary)}.key-zero{grid-column:span 2;aspect-ratio:unset;border-radius:40px;justify-content:flex-start;padding-left:28px}.unit-container{display:flex;flex-direction:column;gap:16px;padding:8px 4px}.unit-categories{display:flex;gap:8px;overflow-x:auto;padding-bottom:6px;scrollbar-width:none}.unit-cat-btn{padding:8px 14px;border-radius:20px;background:#ffffff0d;border:1px solid rgba(255,255,255,.08);font-size:.8rem;font-weight:600;white-space:nowrap;cursor:pointer;transition:all .2s ease}.unit-cat-btn.active{background:var(--accent-primary);border-color:var(--accent-hover);color:#fff;box-shadow:0 4px 12px var(--accent-glow)}.unit-card{background:#1e293bb3;border:1px solid rgba(255,255,255,.08);border-radius:20px;padding:16px;display:flex;flex-direction:column;gap:12px}.unit-label{font-size:.8rem;color:var(--text-muted);font-weight:600;text-transform:uppercase;letter-spacing:.5px}.unit-input-row{display:flex;gap:10px}.unit-field{flex:1;background:#0f172acc;border:1px solid rgba(255,255,255,.12);border-radius:14px;padding:12px;font-size:1.2rem;font-weight:600;outline:none}.unit-field:focus{border-color:var(--accent-primary);box-shadow:0 0 0 3px var(--accent-soft)}.unit-select{width:130px;background:#0f172ae6;border:1px solid rgba(255,255,255,.12);border-radius:14px;padding:12px;font-weight:600;font-size:.9rem;cursor:pointer}.swap-btn{align-self:center;width:40px;height:40px;border-radius:50%;background:var(--accent-soft);border:1px solid var(--border-card);color:var(--accent-hover);display:flex;align-items:center;justify-content:center;cursor:pointer;font-size:1.1rem;transition:transform .2s ease}.swap-btn:hover{transform:rotate(180deg);background:var(--accent-primary);color:#fff}.unit-result-box{background:linear-gradient(135deg,#2563eb26,#0f172a99);border:1px solid var(--border-card);border-radius:16px;padding:16px;text-align:center}.unit-result-val{font-size:2rem;font-weight:700;color:#fff}.unit-result-sub{font-size:.85rem;color:var(--accent-hover);margin-top:4px}.notes-container{display:flex;flex-direction:column;gap:12px;height:100%}.notes-toolbar{display:flex;justify-content:space-between;align-items:center}.notes-title{font-size:1rem;font-weight:700}.notes-actions{display:flex;gap:8px}.btn-sm{padding:6px 12px;border-radius:12px;background:#ffffff14;border:1px solid rgba(255,255,255,.1);font-size:.75rem;font-weight:600;cursor:pointer;transition:background .2s}.btn-sm:hover{background:#ffffff26}.notes-editor-wrap{flex:1;display:flex;background:#0f172acc;border:1px solid rgba(255,255,255,.1);border-radius:18px;overflow:hidden;min-height:380px}.notes-textarea{flex:1;padding:14px;background:transparent;border:none;outline:none;resize:none;font-family:Fira Code,Monaco,Consolas,monospace;font-size:.95rem;line-height:1.6;color:#f1f5f9}.notes-results-gutter{width:140px;background:#1e293b80;border-left:1px solid rgba(255,255,255,.08);padding:14px 10px;font-family:Fira Code,Monaco,Consolas,monospace;font-size:.95rem;line-height:1.6;color:var(--accent-hover);text-align:right;overflow:hidden}.plugin-container{display:flex;flex-direction:column;gap:16px;padding:4px}.hero-banner{background:linear-gradient(135deg,#2563eb40,#0f172acc);border:1px solid var(--border-card);border-radius:22px;padding:20px;text-align:center;position:relative;overflow:hidden}.coming-soon-badge{display:inline-block;background:var(--accent-primary);color:#fff;font-size:.7rem;font-weight:800;text-transform:uppercase;padding:4px 12px;border-radius:20px;letter-spacing:1px;margin-bottom:8px;box-shadow:0 4px 12px var(--accent-glow)}.hero-title{font-size:1.4rem;font-weight:800;margin-bottom:6px}.hero-desc{font-size:.85rem;color:var(--text-muted);line-height:1.4}.plugin-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}.plugin-card{background:#1e293b99;border:1px solid rgba(255,255,255,.08);border-radius:16px;padding:14px;display:flex;flex-direction:column;gap:8px;position:relative;transition:transform .2s,border-color .2s}.plugin-card:hover{transform:translateY(-2px);border-color:var(--accent-primary)}.plugin-icon{font-size:1.5rem}.plugin-name{font-size:.9rem;font-weight:700}.plugin-tag{font-size:.65rem;color:var(--accent-hover);font-weight:600}.plugin-info{font-size:.75rem;color:var(--text-muted);line-height:1.3}.notify-card{background:#0f172ae6;border:1px dashed var(--accent-primary);border-radius:18px;padding:16px;display:flex;flex-direction:column;gap:10px;align-items:center;text-align:center}.notify-input-row{display:flex;width:100%;gap:8px}.notify-input{flex:1;background:#020617cc;border:1px solid rgba(255,255,255,.1);border-radius:12px;padding:8px 12px;font-size:.85rem;outline:none}.notify-btn{background:var(--accent-primary);color:#fff;border:none;border-radius:12px;padding:8px 14px;font-weight:700;font-size:.85rem;cursor:pointer;white-space:nowrap}.toast-msg{background:#22c55e33;color:#4ade80;border:1px solid rgba(34,197,94,.3);padding:8px 12px;border-radius:10px;font-size:.8rem;text-align:center}