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.ms-wrap *{box-sizing:border-box;margin:0;padding:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif}.ms-wrap{background:linear-gradient(135deg,#f8faff,#f0f5ff);padding:12px;width:100%;border-radius:8px;color:#1e293b;line-height:1.4}.ms-card{background:#fff;border-radius:8px;border:1px solid #e2e8f0;box-shadow:0 2px 8px rgba(0,0,0,0.06);max-width:780px;margin:0 auto;overflow:hidden}.ms-header{background:linear-gradient(135deg,rgba(98,141,253,0.1),rgba(139,171,255,0.08));border-bottom:1px solid #e2e8f0;padding:1.25rem 1.75rem;display:flex;align-items:center;gap:14px}.ms-header-icon{width:48px;height:48px;background:linear-gradient(135deg,#628dfd,#8babff);border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:24px;color:#fff;flex-shrink:0}.ms-header h2{font-size:1.4rem;font-weight:700;background:linear-gradient(90deg,#628dfd,#8babff);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;line-height:1.2;border:none;padding:0;margin:0}.ms-header p{font-size:0.8rem;color:#64748b;margin-top:2px}.ms-tabs{display:flex;border-bottom:1px solid #e2e8f0;padding:0 1.25rem;background:#f8fafc;overflow-x:auto;scrollbar-width:thin}.ms-tab{padding:0.8rem 1.1rem;font-size:0.8rem;font-weight:600;color:#64748b;cursor:pointer;border:none;background:none;border-bottom:2px solid transparent;white-space:nowrap;transition:all 0.2s;letter-spacing:0.02em;min-height:44px}.ms-tab.active{color:#628dfd;border-bottom-color:#628dfd}.ms-tab:hover:not(.active){color:#1e293b}.ms-tab:focus-visible,.ms-btn:focus-visible,.ms-btn-ghost:focus-visible,.ms-tag:focus-visible,.qb:focus-visible{outline:2px solid #628dfd;outline-offset:2px}.ms-body{padding:1.5rem 1.75rem}.ms-input-row{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-bottom:0.25rem}.ms-input-group{flex:1;margin-bottom:12px}.ms-label{display:block;font-size:0.72rem;font-weight:700;color:#64748b;letter-spacing:0.06em;text-transform:uppercase;margin-bottom:6px}.ms-input{width:100%;padding:0.7rem 1rem;font-size:1rem;font-family:"Courier New",monospace;border:1.5px solid #e2e8f0;border-radius:8px;background:#fafbff;color:#1e293b;outline:none;transition:border-color 0.2s,box-shadow 0.2s;min-height:44px}.ms-input:focus{border-color:#628dfd;box-shadow:0 0 0 3px rgba(98,141,253,0.12)}.ms-select{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;font-size:0.9rem}.ms-btn{padding:0.7rem 1.4rem;font-size:0.85rem;font-weight:700;background:linear-gradient(135deg,#628dfd,#8babff);color:#fff;border:none;border-radius:8px;cursor:pointer;white-space:nowrap;letter-spacing:0.03em;transition:opacity 0.2s,transform 0.1s;box-shadow:0 2px 12px rgba(98,141,253,0.28);min-height:44px}.ms-btn:hover{opacity:0.9;transform:translateY(-1px)}.ms-btn:active{transform:scale(0.98)}.ms-btn-ghost{padding:0.6rem 1rem;font-size:0.78rem;font-weight:600;background:rgba(98,141,253,0.08);color:#628dfd;border:1.5px solid rgba(98,141,253,0.22);border-radius:8px;cursor:pointer;transition:all 0.2s;min-height:44px}.ms-btn-ghost:hover{background:rgba(98,141,253,0.14)}.quickbtns{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:1rem}.qb{padding:0.4rem 0.8rem;font-size:0.8rem;font-family:"Courier New",monospace;background:rgba(98,141,253,0.08);color:#628dfd;border:1px solid rgba(98,141,253,0.2);border-radius:6px;cursor:pointer;transition:all 0.15s;min-height:34px}.qb:hover{background:rgba(98,141,253,0.15)}.ms-result{margin-top:1.25rem;background:rgba(98,141,253,0.06);border:1.5px solid rgba(98,141,253,0.18);border-radius:14px;padding:1.25rem 1.5rem;display:none}.ms-result.show{display:block}.ms-result-top{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-bottom:8px}.ms-result-label{font-size:0.68rem;font-weight:700;letter-spacing:0.08em;color:#628dfd;text-transform:uppercase}.ms-copy{padding:0.3rem 0.75rem;font-size:0.72rem;font-weight:700;background:#fff;color:#628dfd;border:1.5px solid rgba(98,141,253,0.25);border-radius:6px;cursor:pointer}.ms-copy:hover{background:rgba(98,141,253,0.08)}.ms-result-value{font-size:1.35rem;font-weight:700;color:#1e293b;font-family:"Courier New",monospace;word-break:break-word;white-space:pre-wrap;line-height:1.5}.ms-step{display:flex;gap:10px;align-items:flex-start;padding:0.55rem 0;border-bottom:1px solid rgba(98,141,253,0.1);font-size:0.84rem;color:#1e293b;line-height:1.55}.ms-step:last-child{border-bottom:none}.ms-step-num{min-width:22px;height:22px;background:linear-gradient(135deg,#628dfd,#8babff);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:0.65rem;font-weight:700;color:#fff;flex-shrink:0;margin-top:1px}.ms-step code{font-family:"Courier New",monospace;font-size:0.85rem;background:rgba(98,141,253,0.08);padding:1px 6px;border-radius:4px;color:#4a6ef5;word-break:break-word}.ms-error-msg{color:#dc2626;font-size:0.82rem;margin:2px 0 10px;display:none;line-height:1.45}.ms-error-msg.show{display:block}.ms-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}.ms-section{display:none}.ms-section.active{display:block}.ms-tag-row{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:1rem}.ms-tag{padding:0.35rem 0.8rem;border-radius:20px;font-size:0.74rem;font-weight:700;letter-spacing:0.04em;cursor:pointer;transition:all 0.15s;border:1.5px solid;background:none;font-family:inherit}.ms-tag.algebra{background:rgba(98,141,253,0.1);color:#4a6ef5;border-color:rgba(98,141,253,0.3)}.ms-tag.calculus{background:rgba(16,185,129,0.1);color:#0b8f64;border-color:rgba(16,185,129,0.3)}.ms-tag.stats{background:rgba(245,158,11,0.1);color:#b97506;border-color:rgba(245,158,11,0.3)}.ms-tag.trig{background:rgba(139,92,246,0.1);color:#7142d6;border-color:rgba(139,92,246,0.3)}.ms-tag:hover{filter:brightness(0.96)}.ms-steps-label{margin-top:14px;font-size:0.75rem;font-weight:700;color:#64748b;letter-spacing:0.06em;text-transform:uppercase;margin-bottom:6px}.ms-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:10px}.ms-metric{border:1px solid;border-radius:8px;padding:0.6rem 0.8rem;min-width:0}.ms-metric-label{font-size:0.65rem;font-weight:700;letter-spacing:0.07em;text-transform:uppercase;margin-bottom:2px}.ms-metric-value{font-size:1.02rem;font-weight:700;color:#1e293b;font-family:"Courier New",monospace;word-break:break-word}.ms-graph-wrap{margin-top:6px}.ms-graph{width:100%;height:auto;display:block;border:1px solid #e2e8f0;border-radius:10px}.ms-hint{font-size:0.74rem;color:#64748b;margin:-4px 0 10px;line-height:1.45}@media(max-width:620px){.ms-metrics{grid-template-columns:1fr 1fr}}@media(max-width:540px){.ms-grid{grid-template-columns:1fr}.ms-body{padding:1rem}.ms-header{padding:1rem}.ms-result{padding:1rem}.ms-result-value{font-size:1.15rem}.ms-header h2{font-size:1.2rem}.ms-btn{flex:1}}.ms-inputbox{border:1.5px solid #e2e8f0;border-radius:14px;background:#fafbff;padding:10px 12px 10px;transition:border-color .2s,box-shadow .2s}.ms-inputbox:focus-within{border-color:#628dfd;box-shadow:0 0 0 3px rgba(98,141,253,0.12)}.ms-textarea{width:100%;border:none;background:transparent;resize:none;outline:none;font-family:"Courier New",monospace;font-size:1.08rem;line-height:1.5;color:#1e293b;min-height:58px;padding:2px 2px}.ms-bar{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-top:4px}.ms-spacer{flex:1}.ms-kbbtn{display:inline-flex;align-items:center;gap:7px;padding:0.55rem 0.95rem;font-size:0.82rem;font-weight:700;background:rgba(98,141,253,0.1);color:#4a6ef5;border:1.5px solid rgba(98,141,253,0.22);border-radius:10px;cursor:pointer;min-height:44px;transition:all .15s}.ms-kbbtn:hover{background:rgba(98,141,253,0.16)}.ms-kbbtn.on{background:linear-gradient(135deg,#628dfd,#8babff);color:#fff;border-color:transparent}.ms-kbbtn:focus-visible,.ms-key:focus-visible,.ms-kbt:focus-visible,.ms-chip:focus-visible{outline:2px solid #628dfd;outline-offset:2px}.ms-kbico{font-size:1rem;line-height:1}.ms-kb{margin-top:10px;background:#fff;border:1.5px solid #e2e8f0;border-radius:14px;box-shadow:0 6px 22px rgba(98,141,253,0.1);overflow:hidden}.ms-kb[hidden]{display:none}.ms-kbt-row{display:flex;gap:2px;padding:6px 8px 0;border-bottom:1px solid #e2e8f0;overflow-x:auto;scrollbar-width:thin;background:#f8fafc}.ms-kbt{padding:0.6rem 0.9rem;font-size:0.8rem;font-weight:600;color:#64748b;background:none;border:none;border-bottom:2px solid transparent;cursor:pointer;white-space:nowrap;min-height:40px}.ms-kbt.active{color:#4a6ef5;border-bottom-color:#628dfd}.ms-kbt:hover:not(.active){color:#1e293b}.ms-kb-top{display:grid;grid-template-columns:repeat(10,1fr);gap:6px;padding:10px 10px 8px;border-bottom:1px solid #eef2f9}.ms-kb-keys{display:grid;grid-template-columns:repeat(auto-fill,minmax(58px,1fr));gap:6px;padding:10px}.ms-key{padding:0.5rem 0.3rem;font-size:0.9rem;font-weight:600;color:#1e293b;background:#fff;border:1.5px solid #e2e8f0;border-radius:10px;cursor:pointer;min-height:42px;transition:all .12s;font-family:inherit;white-space:nowrap}.ms-key:hover{background:rgba(98,141,253,0.08);border-color:rgba(98,141,253,0.4)}.ms-key:active{transform:scale(.96);background:rgba(98,141,253,0.16)}.ms-key-top{font-size:1rem;background:#f8faff}.ms-chips{display:flex;gap:6px;overflow-x:auto;padding:12px 0 2px;scrollbar-width:thin}.ms-chip{flex:0 0 auto;padding:0.4rem 0.85rem;font-size:0.76rem;font-weight:700;color:#4a6ef5;background:rgba(98,141,253,0.08);border:1.5px solid rgba(98,141,253,0.25);border-radius:20px;cursor:pointer;min-height:34px;font-family:inherit}.ms-chip:hover{background:rgba(98,141,253,0.15)}.ms-note{font-size:0.74rem;color:#64748b;margin-top:8px;line-height:1.45}@media(max-width:620px){.ms-kb-top{grid-template-columns:repeat(5,1fr)}.ms-kb-keys{grid-template-columns:repeat(auto-fill,minmax(52px,1fr))}.ms-bar .ms-btn{flex:1}.ms-kbbtn{flex:1 1 100%;justify-content:center}.ms-spacer{display:none}}[data-hc-guard]{-webkit-user-select:none;user-select:none;-webkit-touch-callout:none}[data-hc-guard] input,[data-hc-guard] select,[data-hc-guard] textarea{-webkit-user-select:text;user-select:text}