:root{--bg:#06060e;--card-bg:#ffffff09;--card-border:#ffffff14;--text:#f1f5f9;--muted:#94a3b8;--purple:#7c3aed;--purple-soft:#a78bfa;--red:#dc2626;--green:#10b981}[data-theme=light]{--bg:#f2f4f9;--card-bg:#fffffff2;--card-border:#7c3aed21;--text:#1e1b4b;--muted:#64748b}*,:before,:after{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg);color:var(--text);min-height:100vh;font-family:Inter,system-ui,-apple-system,sans-serif;line-height:1.5;transition:background .3s,color .3s}a{text-decoration:none}.wrap{max-width:1160px;margin:0 auto;padding:0 20px}.hdr{z-index:100;-webkit-backdrop-filter:blur(24px);background:#06060ee0;border-bottom:1px solid #ffffff0d;position:sticky;top:0}[data-theme=light] .hdr{background:#f2f4f9eb;border-bottom-color:#00000012}.hdr-inner{align-items:center;gap:10px;height:60px;display:flex}@keyframes spin{to{transform:rotate(360deg)}}.logo{width:26px;height:26px;animation:4s linear infinite spin}.brand{color:var(--text);font-size:1rem;font-weight:800}.spacer{flex:1}.nav-a{color:var(--muted);padding:6px 10px;font-size:.875rem;font-weight:600;transition:color .2s}.nav-a:hover,.nav-a.active{color:var(--purple-soft)}.icon-btn{width:34px;height:34px;color:var(--text);cursor:pointer;background:0 0;border:1px solid #7c3aed66;border-radius:50%;justify-content:center;align-items:center;font-size:.8rem;transition:background .2s,transform .15s;display:flex}.icon-btn:hover{background:#7c3aed26;transform:scale(1.05)}.hero{text-align:center;padding:88px 20px 52px}.badge{letter-spacing:.07em;text-transform:uppercase;color:var(--purple-soft);background:#7c3aed1f;border:1px solid #7c3aed47;border-radius:50px;align-items:center;gap:7px;margin-bottom:22px;padding:5px 15px;font-size:.72rem;font-weight:700;display:inline-flex}.hero h1{max-width:680px;margin:0 auto 18px;font-size:clamp(2rem,5.5vw,3.8rem);font-weight:900;line-height:1.1}.grad{background:linear-gradient(135deg,#a78bfa 0%,#7c3aed 55%,#ec4899 100%);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text}.hero-sub{color:var(--muted);max-width:480px;margin:0 auto 36px;font-size:1.05rem}.cta-btn{color:#fff;cursor:pointer;background:linear-gradient(135deg,#7c3aed,#5b21b6);border:none;border-radius:50px;padding:13px 32px;font-size:1rem;font-weight:700;transition:transform .2s,box-shadow .2s;box-shadow:0 0 40px #7c3aed66}.cta-btn:hover{transform:translateY(-2px)scale(1.02);box-shadow:0 10px 48px #7c3aed8c}.card{background:var(--card-bg);border:1px solid var(--card-border);-webkit-backdrop-filter:blur(20px);border-radius:22px;padding:26px;transition:border-color .3s,box-shadow .3s}.card:hover{border-color:#7c3aed40;box-shadow:0 0 60px #7c3aed12}.card-head{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:8px;margin-bottom:16px;display:flex}.card-title{font-size:1.3rem;font-weight:800}.tag{letter-spacing:.07em;text-transform:uppercase;border-radius:8px;padding:4px 10px;font-size:.68rem;font-weight:700}.tag-red{color:#fca5a5;background:#dc262626;border:1px solid #dc26264d}.tag-green{color:#6ee7b7;background:#10b98126;border:1px solid #10b9814d}.tag-blue{color:#93c5fd;background:#3b82f626;border:1px solid #3b82f64d}.row{justify-content:space-between;align-items:center;gap:10px;margin-top:16px;display:flex}.lbl{color:var(--muted);flex-shrink:0;font-size:.875rem;font-weight:500}.lbl-b{color:var(--text);flex-shrink:0;font-size:.875rem;font-weight:700}.unit{color:var(--muted);font-size:.78rem;font-weight:600}.ni{color:var(--text);text-align:right;background:#7c3aed1f;border:1px solid #7c3aed59;border-radius:10px;outline:none;padding:6px 11px;font-size:.875rem;font-weight:700;transition:border-color .2s,box-shadow .2s}.ni:focus{border-color:var(--purple);box-shadow:0 0 0 3px #7c3aed2e}.ni-sm{min-width:68px}.ni-md{min-width:100px}.ni-lg{width:140px}.ni::-webkit-outer-spin-button{-webkit-appearance:none}.ni::-webkit-inner-spin-button{-webkit-appearance:none}.ni[type=number]{-moz-appearance:textfield}input[type=range]{appearance:none;background:linear-gradient(to right, var(--purple), #4f46e5);cursor:pointer;border-radius:4px;outline:none;width:100%;height:4px;margin-top:8px;display:block}input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;cursor:pointer;background:#fff;border-radius:50%;width:16px;height:16px;transition:box-shadow .2s,transform .15s;box-shadow:0 0 0 3px #7c3aed66,0 2px 6px #00000040}input[type=range]::-webkit-slider-thumb:hover{transform:scale(1.15);box-shadow:0 0 0 5px #7c3aed4d,0 2px 8px #0000004d}input[type=range]::-moz-range-thumb{background:#fff;border:none;border-radius:50%;width:16px;height:16px;box-shadow:0 0 0 3px #7c3aed66}.r-neg{color:#fca5a5;white-space:nowrap;background:#dc262626;border:1px solid #dc26264d;border-radius:10px;padding:6px 13px;font-size:.875rem;font-weight:700}.r-pos{color:#6ee7b7;white-space:nowrap;background:#10b98126;border:1px solid #10b9814d;border-radius:10px;padding:6px 13px;font-size:.875rem;font-weight:700}.r-neu{color:var(--purple-soft);white-space:nowrap;background:#7c3aed1f;border:1px solid #7c3aed59;border-radius:10px;padding:6px 13px;font-size:.875rem;font-weight:700}[data-theme=light] .r-neg{color:#991b1b;background:#dc26261a}[data-theme=light] .r-pos{color:#065f46;background:#10b9811a}[data-theme=light] .r-neu{color:#5b21b6}.hr{background:#ffffff0f;height:1px;margin:18px 0}[data-theme=light] .hr{background:#00000012}.tg{background:#ffffff0f;border-radius:10px;gap:2px;padding:3px;display:inline-flex}[data-theme=light] .tg{background:#0000000f}.tb{color:var(--muted);cursor:pointer;background:0 0;border:none;border-radius:7px;padding:5px 15px;font-size:.78rem;font-weight:700;transition:background .2s,color .2s}.tb.on{background:var(--purple);color:#fff}.prepay-month-lbl{color:var(--purple-soft);text-align:center;margin-top:6px;font-size:.78rem;font-weight:600}.pp-list{flex-direction:column;gap:8px;margin-top:14px;display:flex}.pp-item{background:#7c3aed14;border:1px solid #7c3aed33;border-radius:10px;justify-content:space-between;align-items:center;gap:8px;padding:8px 12px;font-size:.82rem;display:flex}.pp-item-info{flex-wrap:wrap;flex:1;align-items:center;gap:10px;display:flex}.pp-tag{color:var(--purple-soft);font-weight:700}.pp-del{color:#fca5a5;cursor:pointer;background:#dc26261f;border:1px solid #dc262640;border-radius:7px;padding:3px 9px;font-size:.75rem;font-weight:700;transition:background .2s}.pp-del:hover{background:#dc262640}.add-pp-btn{color:var(--purple-soft);cursor:pointer;background:#7c3aed14;border:1px solid #7c3aed33;border-radius:10px;align-items:center;gap:8px;margin-top:10px;padding:8px 14px;font-size:.82rem;font-weight:700;transition:background .2s;display:flex}.add-pp-btn:hover{background:#7c3aed26}.summary{background:linear-gradient(135deg,#7c3aed14,#6d28d908);border:1px solid #7c3aed2e;border-radius:18px;margin-top:20px;padding:20px 22px}.sum-label{letter-spacing:.09em;text-transform:uppercase;color:var(--purple-soft);align-items:center;gap:7px;margin-bottom:14px;font-size:.68rem;font-weight:700;display:flex}.sum-grid{grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:10px;display:grid}.sc{border:1px solid;border-radius:13px;padding:13px 15px}.sc-n{background:#7c3aed12;border-color:#7c3aed2e}.sc-r{background:#dc262612;border-color:#dc26262e}.sc-g{background:#10b98112;border-color:#10b9812e}.sc-title{letter-spacing:.05em;text-transform:uppercase;color:var(--muted);margin-bottom:6px;font-size:.68rem;font-weight:600}.sc-val{font-size:1.05rem;font-weight:800}.cv-n{color:var(--text)}.cv-r{color:#fca5a5}.cv-g{color:#6ee7b7}[data-theme=light] .cv-r{color:#991b1b}[data-theme=light] .cv-g{color:#065f46}#amort_chart{height:280px}.amort-btn{color:var(--text);cursor:pointer;background:#7c3aed14;border:1px solid #7c3aed33;border-radius:12px;align-items:center;gap:10px;width:100%;padding:12px 18px;font-size:.875rem;font-weight:700;transition:background .2s;display:flex}.amort-btn:hover{background:#7c3aed24}.amort-wrap{border:1px solid #ffffff12;border-radius:16px;margin-top:10px;overflow:hidden}[data-theme=light] .amort-wrap{border-color:#00000014}table.at{border-collapse:collapse;width:100%;font-size:.82rem}table.at th{text-align:center;letter-spacing:.07em;text-transform:uppercase;color:var(--purple-soft);background:#7c3aed33;padding:11px 12px;font-size:.68rem;font-weight:700}table.at tr:nth-child(2n) td{background:#ffffff05}table.at tr:hover td{background:#7c3aed0f;transition:background .15s}table.at td{text-align:center;color:var(--text);border-bottom:1px solid #ffffff0a;padding:8px 12px}table.at td.saved{color:#6ee7b7;font-weight:700}[data-theme=light] table.at td{border-bottom-color:#0000000d}[data-theme=light] table.at td.saved{color:#065f46}.faq-item{border:1px solid var(--card-border);background:var(--card-bg);border-radius:12px;margin-bottom:10px;overflow:hidden}.faq-q{width:100%;color:var(--text);text-align:left;cursor:pointer;background:0 0;border:none;justify-content:space-between;align-items:center;gap:12px;padding:16px 18px;font-size:.92rem;font-weight:700;transition:background .2s;display:flex}.faq-q:hover{background:#7c3aed12}.faq-icon{color:var(--purple-soft);flex-shrink:0;transition:transform .3s}.faq-a{max-height:0;color:var(--muted);padding:0 18px;font-size:.875rem;line-height:1.7;transition:max-height .35s;overflow:hidden}[aria-expanded=true]+.faq-a{padding:0 18px 16px}.footer{border-top:1px solid #ffffff0f;padding:40px 20px}[data-theme=light] .footer{border-top-color:#00000012}.footer-in{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:24px;max-width:1160px;margin:0 auto;display:flex}.soc{color:var(--muted);cursor:pointer;font-size:1.1rem;transition:color .2s}@media (width<=680px){.hero{padding:60px 20px 36px}.hero h1{font-size:1.9rem}.card{padding:18px}.ni-lg{width:110px}#amort_chart{height:220px}}