/* ==========================================================
   TOOLS — shared styles for calculators (uses tokens from style.css)
   ========================================================== */
.tool-hero{position:relative;overflow:hidden;color:#fff;padding:3.5rem 0;background:linear-gradient(135deg,var(--ink) 0%,var(--ink-3) 70%,#14409a 130%)}
.tool-hero::before{content:"";position:absolute;inset:0;pointer-events:none;background-image:radial-gradient(rgba(255,255,255,.14) 1px,transparent 1.4px);background-size:26px 26px;-webkit-mask-image:linear-gradient(180deg,#000,transparent 80%);mask-image:linear-gradient(180deg,#000,transparent 80%)}
.tool-hero::after{content:"";position:absolute;inset:0;pointer-events:none;background:radial-gradient(600px 400px at 95% 0%,rgba(23,201,206,.3),transparent 60%)}
.tool-hero .container{position:relative}
.tool-hero h1{font-size:clamp(1.9rem,4vw,3rem);font-weight:800;line-height:1.05;letter-spacing:-.035em;margin-bottom:1rem}
.tool-hero .lead{color:rgba(255,255,255,.82);max-width:58ch;margin:0}
.tool-hero .hero-badge{margin-bottom:1.2rem}

.calc-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:2rem;align-items:start}
.calc-card{background:#fff;border:1px solid var(--line);border-radius:24px;padding:2rem}
.calc-card h2{font-size:1.4rem;font-weight:700;margin-bottom:.3rem}
.calc-card .sub{color:var(--muted);font-size:.95rem;margin-bottom:1.5rem}
.calc-card .opt-head{margin:1.6rem 0 1rem;padding-top:1.4rem;border-top:1px dashed var(--line);font-family:var(--font-display);font-weight:700;font-size:1.05rem}
.calc-card .opt-head small{display:block;font-family:var(--font-body);font-weight:400;color:var(--muted);font-size:.88rem;margin-top:.15rem}
.calc-card .hint{display:block;font-size:.82rem;color:var(--muted);margin-top:.3rem}
.calc-actions{display:flex;gap:.7rem;margin-top:1.6rem}

.result-panel{position:sticky;top:96px;border-radius:24px;padding:2rem;color:#fff;background:linear-gradient(160deg,var(--ink) 0%,var(--ink-3) 100%);box-shadow:0 30px 60px -30px rgba(10,18,48,.55)}
.result-label{color:rgba(255,255,255,.72);font-size:.95rem;margin:0 0 .3rem}
.result-main{font-family:var(--font-display);font-weight:800;font-size:clamp(2.6rem,6vw,3.7rem);line-height:1;letter-spacing:-.04em;margin:0}
.result-main.is-empty{font-size:1.4rem;letter-spacing:-.02em;color:rgba(255,255,255,.6)}
.result-verdict{display:flex;gap:.6rem;align-items:flex-start;margin:1.2rem 0 0;padding:.85rem 1rem;border-radius:14px;font-size:.95rem;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16)}
.result-verdict i{margin-top:.15rem}
.result-verdict.good{background:rgba(23,201,206,.14);border-color:rgba(23,201,206,.5)}
.result-verdict.good i{color:var(--cyan)}
.result-verdict.warn{background:rgba(255,196,77,.12);border-color:rgba(255,196,77,.5)}
.result-verdict.warn i{color:#FFC44D}
.result-verdict.bad{background:rgba(255,107,107,.12);border-color:rgba(255,107,107,.5)}
.result-verdict.bad i{color:#FF8A8A}
.result-metrics{display:grid;grid-template-columns:1fr 1fr;gap:.8rem;margin-top:1.4rem}
.metric{padding:.9rem 1rem;border-radius:14px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12)}
.metric .m-lbl{font-size:.82rem;color:rgba(255,255,255,.65);margin:0 0 .2rem}
.metric .m-val{font-family:var(--font-display);font-weight:700;font-size:1.25rem;margin:0}
.result-cta{margin-top:1.6rem;padding-top:1.4rem;border-top:1px solid rgba(255,255,255,.14)}
.result-cta p{color:rgba(255,255,255,.78);font-size:.93rem;margin:0 0 .9rem}

.formula{background:var(--paper);border:1px solid var(--line);border-radius:18px;padding:1.2rem 1.4rem;font-family:var(--font-display);font-weight:600;font-size:1.1rem;margin-bottom:1.2rem}
.bench{width:100%;border-collapse:separate;border-spacing:0;border:1px solid var(--line);border-radius:16px;overflow:hidden;background:#fff}
.bench th,.bench td{padding:.8rem 1.1rem;text-align:left;border-bottom:1px solid var(--line)}
.bench tr:last-child td{border-bottom:0}
.bench th{background:var(--paper);font-size:.9rem;color:var(--muted);font-weight:600}
.tool-faq details{background:#fff;border:1px solid var(--line);border-radius:16px;padding:1rem 1.3rem;margin-bottom:.8rem}
.tool-faq summary{font-weight:700;cursor:pointer}
.tool-faq details p{margin:.7rem 0 0;color:var(--muted)}

@media (max-width:991.98px){.calc-grid{grid-template-columns:1fr}.result-panel{position:static}}
@media (max-width:575.98px){.calc-card,.result-panel{padding:1.4rem}.tool-hero{padding:2.5rem 0}.tool-hero h1,.tool-hero .lead,.tool-hero .hero-badge{text-align:center}.tool-hero .hero-badge{justify-content:center;display:flex;font-size:.8rem}}