:root{--text:#1f2430;--text-muted:#5b6474;--bg:#f6f7f9;--surface:#fff;--border:#d8dce3;--accent:#2563eb;--accent-contrast:#fff;--negative:#c0392b;--negative-bg:#fdecea;--positive:#1e7a34;--warning-bg:#fff4e0;--warning-border:#f0b429;--info-bg:#e8f1ff;--info-border:#93b8f5;--error-bg:#fdecea;--error-border:#e5a39c;--success-bg:#e8f7ec;--success-border:#9ed6ac;color:var(--text);background:var(--bg);font:15px/1.5 system-ui,Segoe UI,Roboto,-apple-system,sans-serif}*{box-sizing:border-box}body{margin:0}h1{margin:8px 0 16px;font-size:22px}h2{margin:24px 0 8px;font-size:17px}p{margin:8px 0}.app{flex-direction:column;min-height:100vh;display:flex}.app-header{background:var(--surface);border-bottom:1px solid var(--border);flex-wrap:wrap;align-items:center;gap:16px;padding:10px 20px;display:flex}.app-header__brand{cursor:pointer;color:inherit;background:0 0;border:none;padding:0;font-size:16px}.app-header__lang{align-items:center;gap:8px;display:flex}.app-nav{flex-wrap:wrap;flex:1;gap:4px;display:flex}.app-nav__item{cursor:pointer;color:var(--text-muted);background:0 0;border:none;border-radius:6px;padding:8px 12px;font-size:14px}.app-nav__item:hover:not(:disabled){background:var(--bg)}.app-nav__item--active{background:var(--info-bg);color:var(--accent);font-weight:600}.app-nav__item:disabled{color:#c3c8d1;cursor:not-allowed}.app-header__lang select{border:1px solid var(--border);background:var(--surface);border-radius:6px;padding:6px 8px}.currency-notice{text-align:center;color:var(--text-muted);background:var(--info-bg);margin:0;padding:4px;font-size:12px}.app-main{flex:1;width:100%;max-width:980px;margin:0 auto;padding:20px}.tagline{color:var(--text-muted);font-size:16px}.muted{color:var(--text-muted);font-size:13px}.sample-grid{grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px;margin:12px 0 20px;display:grid}.sample-card{background:var(--surface);border:1px solid var(--border);border-radius:8px;flex-direction:column;gap:6px;padding:12px;display:flex}.empty-state{color:var(--text-muted);text-align:center;border:1px dashed var(--border);border-radius:8px;padding:24px}.toolbar{flex-wrap:wrap;align-items:center;gap:8px;margin:12px 0;display:flex}.button{cursor:pointer;border:1px solid #0000;border-radius:6px;padding:8px 14px;font-size:14px}.button--primary{background:var(--accent);color:var(--accent-contrast)}.button--secondary{background:var(--surface);border-color:var(--border);color:var(--text)}.button--danger{background:var(--error-bg);border-color:var(--error-border);color:var(--negative)}.button:disabled{opacity:.5;cursor:not-allowed}.table{border-collapse:collapse;background:var(--surface);width:100%;margin:12px 0}.table th,.table td{border:1px solid var(--border);text-align:left;padding:8px 10px;font-size:14px}.table th{background:var(--bg);font-weight:600}.table__actions{gap:6px;display:flex}.fieldset{border:1px solid var(--border);background:var(--surface);border-radius:8px;margin:16px 0;padding:12px 16px 16px}.fieldset legend{padding:0 4px;font-weight:600}.field{max-width:420px;margin:10px 0;display:block}.field__label{color:var(--text-muted);margin-bottom:4px;font-size:13px;display:block}.field__control{align-items:center;gap:6px;display:flex}.field__input{border:1px solid var(--border);background:var(--surface);color:var(--text);border-radius:6px;flex:1;padding:7px 9px;font-size:14px}.field__input--error{border-color:var(--negative)}.field__unit{color:var(--text-muted);font-size:13px}.field__help{color:var(--text-muted);margin-top:2px;font-size:12px}.field__error{color:var(--negative);margin-top:2px;font-size:12px}.checkbox-field{align-items:center;gap:6px;margin:6px 0;font-size:14px;display:flex}.checkbox-group{flex-wrap:wrap;gap:10px;display:flex}.banner{border:1px solid #0000;border-radius:6px;margin:10px 0;padding:10px 14px;font-size:14px}.banner--info{background:var(--info-bg);border-color:var(--info-border)}.banner--warning{background:var(--warning-bg);border-color:var(--warning-border)}.banner--error{background:var(--error-bg);border-color:var(--error-border);color:var(--negative)}.banner--success{background:var(--success-bg);border-color:var(--success-border);color:var(--positive)}.dialog-overlay{z-index:50;background:#00000059;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.dialog{background:var(--surface);border-radius:10px;width:90%;max-width:420px;padding:20px}.dialog__title{margin:0 0 8px;font-size:16px}.dialog__body{color:var(--text-muted);font-size:14px}.dialog__actions{justify-content:flex-end;gap:8px;margin-top:16px;display:flex}.stat-grid{grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:10px;margin:10px 0;display:grid}.stat-grid dt{color:var(--text-muted);font-size:12px}.stat-grid dd{margin:2px 0 0;font-size:16px;font-weight:600}.result-summary{margin-top:12px}.worst-scenario{background:var(--surface);border:1px solid var(--border);border-radius:8px;justify-content:space-between;align-items:center;gap:12px;padding:12px;display:flex}.amount{font-size:20px;font-weight:700}.amount--negative{color:var(--negative)}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}@media (width<=640px){.app-main{padding:12px}.field{max-width:100%}.table{white-space:nowrap;display:block;overflow-x:auto}.landing__headline{font-size:24px}.landing__actions{flex-direction:column;align-items:stretch}.worst-scenario{flex-direction:column;align-items:flex-start}}.landing{text-align:center;flex-direction:column;justify-content:center;align-items:center;gap:16px;max-width:640px;min-height:100vh;margin:0 auto;padding:40px 20px;display:flex}.landing__badge{background:var(--info-bg);color:var(--accent);border-radius:999px;padding:4px 12px;font-size:12px;font-weight:600;display:inline-block}.landing__headline{margin:0;font-size:30px;line-height:1.3}.landing__sub{color:var(--text-muted);margin:0;font-size:16px}.landing__actions{flex-wrap:wrap;justify-content:center;gap:10px;margin:12px 0;display:flex}.landing__disclaimer{color:var(--text-muted);max-width:520px;margin-top:24px;font-size:12px}.error-screen{text-align:center;flex-direction:column;justify-content:center;gap:8px;max-width:560px;min-height:100vh;margin:0 auto;padding:20px;display:flex}.report-page{max-width:900px;margin:0 auto;padding:20px}@media print{.no-print,.app-header,.currency-notice{display:none!important}.report-page{padding:0}body{background:#fff}}