.sgtwc{--sg-primary:#0f4c5c;--sg-accent:#f2994a;--sg-bg:#fff;--sg-text:#111827;--sg-muted:#64748b;--sg-border:#e2e8f0;max-width:980px;margin:24px auto;padding:24px;background:var(--sg-bg);color:var(--sg-text);border:1px solid var(--sg-border);border-radius:16px;box-shadow:0 12px 35px rgba(15,76,92,.08);font-family:inherit;box-sizing:border-box}.sgtwc *{box-sizing:border-box}.sgtwc__header{display:flex;gap:16px;align-items:flex-start;margin-bottom:18px}.sgtwc__icon{display:grid;place-items:center;min-width:52px;height:52px;border-radius:14px;background:linear-gradient(135deg,var(--sg-primary),#18758b);color:#fff;font-size:29px;font-weight:700}.sgtwc h2{margin:0 0 6px;font-size:clamp(1.45rem,3vw,2rem);line-height:1.2}.sgtwc__header p{margin:0;color:var(--sg-muted);line-height:1.6}.sgtwc__notice{padding:12px 14px;margin:0 0 20px;border-left:4px solid var(--sg-accent);background:#fff8ef;border-radius:8px;font-size:.95rem}.sgtwc__tabs{display:flex;gap:8px;margin-bottom:18px;padding:5px;background:#f1f5f9;border-radius:10px}.sgtwc__tab{flex:1;padding:11px;border:0;border-radius:8px;background:transparent;color:#475569;font-weight:700;cursor:pointer}.sgtwc__tab.is-active{background:#fff;color:var(--sg-primary);box-shadow:0 2px 9px rgba(15,23,42,.09)}.sgtwc__grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.sgtwc__field>span{display:block;margin-bottom:7px;font-weight:700}.sgtwc__input-group{display:grid;grid-template-columns:minmax(0,1fr) 120px}.sgtwc input,.sgtwc select{width:100%;min-height:46px;padding:10px 12px;border:1px solid #cbd5e1;background:#fff;color:var(--sg-text);font:inherit}.sgtwc input{border-radius:9px 0 0 9px}.sgtwc select{border-left:0;border-radius:0 9px 9px 0}.sgtwc input:focus,.sgtwc select:focus{outline:2px solid rgba(15,76,92,.2);border-color:var(--sg-primary)}.sgtwc__actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}.sgtwc__button,.sgtwc__copy{border:0;border-radius:9px;padding:11px 17px;font-weight:700;cursor:pointer;font:inherit}.sgtwc__button--primary{background:var(--sg-primary);color:#fff}.sgtwc__button--secondary{background:#e2e8f0;color:#1e293b}.sgtwc__button--ghost{background:#fff7ed;color:#9a4d00;border:1px solid #fed7aa}.sgtwc__button:hover,.sgtwc__copy:hover{filter:brightness(.96);transform:translateY(-1px)}.sgtwc__error{margin:14px 0 0;padding:10px 12px;border-radius:8px;background:#fef2f2;color:#b91c1c}.sgtwc__results{margin-top:24px;padding:20px;border:1px solid #dbe7ea;background:#f8fbfc;border-radius:13px}.sgtwc__result-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:15px}.sgtwc__result-head h3{margin:0}.sgtwc__copy{padding:8px 12px;background:#dff2f5;color:var(--sg-primary);font-size:.88rem}.sgtwc__cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.sgtwc__card{padding:15px;background:#fff;border:1px solid var(--sg-border);border-radius:10px}.sgtwc__card-label{display:block;color:var(--sg-muted);font-size:.83rem;margin-bottom:5px}.sgtwc__card-value{display:block;color:var(--sg-primary);font-size:1.16rem;font-weight:800;word-break:break-word}.sgtwc__explanation{margin-top:14px;padding:13px 14px;background:#fff;border-radius:9px;color:#334155;line-height:1.55}.sgtwc__help{margin-top:20px;border-top:1px solid var(--sg-border);padding-top:16px}.sgtwc__help summary{cursor:pointer;font-weight:800;color:var(--sg-primary)}.sgtwc__help p{margin:10px 0;color:#475569;line-height:1.6}.sgtwc__footer{text-align:right;margin-top:18px;color:#94a3b8;font-size:.78rem}.sgtwc button:focus-visible{outline:3px solid rgba(242,153,74,.45);outline-offset:2px}@media(max-width:700px){.sgtwc{padding:17px;border-radius:12px}.sgtwc__grid,.sgtwc__cards{grid-template-columns:1fr}.sgtwc__header{align-items:center}.sgtwc__input-group{grid-template-columns:minmax(0,1fr) 105px}.sgtwc__result-head{align-items:flex-start;flex-direction:column}.sgtwc__tabs{flex-direction:column}}