/* ============================================================
   ChequeNeto — shared design system for the whole calculator cluster.
   Money-green + slate. Mobile-first. Calculator above the fold.
   ============================================================ */
:root{
  --bg:#f3f7f4;
  --card:#ffffff;
  --ink:#15211b;
  --muted:#5a6b62;
  --line:#e2eae4;
  --primary:#0f7a4f;       /* neto green */
  --primary-d:#0b5f3d;
  --accent:#13b074;        /* bright money */
  --net:#0f7a4f;
  --net-bg:#e7f6ee;
  --neg:#b4452f;           /* deductions */
  --warn:#8a5a00;
  --warn-bg:#fbf3e2;
  --radius:14px;
  --maxw:780px;
  --font:'Inter',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font);background:var(--bg);color:var(--ink);line-height:1.55;-webkit-font-smoothing:antialiased}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 18px}
a{color:var(--primary)}

/* header */
header{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
.bar{display:flex;align-items:center;justify-content:space-between;height:60px}
.brand{display:flex;align-items:center;gap:9px;font-weight:800;font-size:1.12rem;color:var(--ink);text-decoration:none;letter-spacing:-.02em}
.brand .mk{width:28px;height:28px;border-radius:8px;background:linear-gradient(135deg,var(--primary),var(--accent));display:grid;place-items:center;color:#fff;font-weight:800;font-size:.95rem}
.brand .n{color:var(--primary)}
.upd{font-size:.74rem;background:var(--net-bg);color:#0c6b3f;border-radius:999px;padding:4px 11px;font-weight:700}

/* cluster nav */
.clusternav{background:#fff;border-bottom:1px solid var(--line);overflow-x:auto;-webkit-overflow-scrolling:touch}
.clusternav .wrap{display:flex;gap:4px;white-space:nowrap}
.clusternav a{color:var(--muted);text-decoration:none;font-weight:600;font-size:.88rem;padding:12px 12px;border-bottom:2px solid transparent}
.clusternav a.on,.clusternav a:hover{color:var(--primary);border-bottom-color:var(--primary)}

/* hero */
.hero{padding:30px 0 6px;text-align:center}
.hero h1{font-size:clamp(1.5rem,5.2vw,2.2rem);font-weight:800;letter-spacing:-.025em;line-height:1.12}
.hero p{color:var(--muted);margin-top:10px;font-size:1.02rem;max-width:54ch;margin-left:auto;margin-right:auto}

/* calculator card */
.calc{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px;margin-top:18px;box-shadow:0 8px 28px rgba(15,80,55,.06)}
.seg{display:flex;background:var(--bg);border:1px solid var(--line);border-radius:11px;padding:4px;gap:4px;margin-bottom:18px}
.seg button{flex:1;background:none;border:none;color:var(--muted);font-family:inherit;font-weight:700;font-size:.92rem;padding:11px 8px;border-radius:8px;cursor:pointer}
.seg button.active{background:var(--primary);color:#fff;box-shadow:0 2px 8px rgba(15,122,79,.3)}

.row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media(max-width:560px){.row{grid-template-columns:1fr}}
.field{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}
label{font-size:.88rem;font-weight:600}
label .q{color:var(--muted);font-weight:400;font-size:.8rem}
input,select{font-family:inherit;font-size:1rem;padding:12px;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--ink);width:100%}
input:focus,select:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(19,176,116,.12)}
.moneyin{position:relative}
.moneyin span{position:absolute;left:12px;top:50%;transform:translateY(-50%);color:var(--muted);font-weight:600}
.moneyin input{padding-left:26px}

.adv{margin-top:4px}
.adv summary{cursor:pointer;color:var(--primary);font-weight:700;font-size:.9rem;padding:6px 0;user-select:none;list-style:none}
.adv summary::-webkit-details-marker{display:none}
.adv summary::before{content:"+ ";font-weight:800}
.adv[open] summary::before{content:"– "}
.adv[open] summary{margin-bottom:12px}
.checkrow{display:flex;align-items:center;gap:9px;font-weight:500;font-size:.9rem;margin-bottom:12px}
.checkrow input{width:auto}

.btn{width:100%;background:var(--primary);color:#fff;border:none;border-radius:11px;padding:15px;font-family:inherit;font-weight:800;font-size:1.05rem;cursor:pointer;margin-top:6px;transition:background .15s}
.btn:hover{background:var(--primary-d)}

/* result */
.result{display:none;margin-top:20px}
.result.show{display:block;animation:fade .4s ease both}
@keyframes fade{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.total{background:var(--net-bg);border:1px solid #bfe9d2;border-radius:var(--radius);padding:20px;text-align:center;margin-bottom:14px}
.total .lbl{font-size:.9rem;color:#0c6b3f;font-weight:700}
.total .amt{font-size:clamp(2.1rem,8vw,3rem);font-weight:800;color:var(--net);letter-spacing:-.02em;line-height:1.05;margin-top:4px}
.total .note{font-size:.82rem;color:#0c6b3f;margin-top:6px}
.interp{font-size:.95rem;color:#2b3a32;background:#f3f8f5;border:1px solid var(--line);border-radius:10px;padding:11px 14px;margin-bottom:14px;line-height:1.5}
.interp:empty{display:none}
.interp b{color:var(--net)}

table.bd{width:100%;border-collapse:collapse;font-size:.95rem}
table.bd td{padding:11px 6px;border-bottom:1px solid var(--line)}
table.bd td.amt{text-align:right;font-variant-numeric:tabular-nums;font-weight:600;white-space:nowrap}
table.bd td.amt.neg{color:var(--neg)}
table.bd tr.sum td{font-weight:800;font-size:1.05rem;border-top:2px solid var(--line);border-bottom:none;padding-top:13px;color:var(--net)}

.statrow{display:flex;gap:10px;margin-top:14px}
.stat{flex:1;background:#fff;border:1px solid var(--line);border-radius:10px;padding:12px;text-align:center}
.stat .v{font-weight:800;font-size:1.05rem}
.stat .k{font-size:.74rem;color:var(--muted);margin-top:2px}

.disc{font-size:.82rem;color:var(--muted);background:#fff;border:1px dashed var(--line);border-radius:10px;padding:12px 14px;margin-top:14px}
.disc b{color:var(--ink)}
.sharewa{width:100%;background:#25d366;color:#fff;border:none;border-radius:11px;padding:13px;font-family:inherit;font-weight:700;font-size:.98rem;cursor:pointer;margin-top:14px}
.sharewa:hover{filter:brightness(.96)}

.trustline{font-size:.82rem;color:var(--muted);text-align:center;margin-top:18px;line-height:1.6}

.byline{font-size:.82rem;color:var(--muted);background:var(--net-bg);border:1px solid #cdeadb;border-radius:10px;padding:9px 13px;display:inline-flex;align-items:center;gap:7px;margin:14px 0 0;line-height:1.4}
.byline b{color:var(--ink);font-weight:700}
.byline::before{content:"✓";color:var(--primary);font-weight:800;font-size:.95rem}

.trustbadges{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-top:14px}
.trustbadges span{font-size:.8rem;font-weight:600;color:#0c6b3f;background:var(--net-bg);border:1px solid #cdeadb;border-radius:999px;padding:6px 12px;display:inline-flex;align-items:center;gap:5px}
.trustbadges span::before{content:"✓";font-weight:800;color:var(--primary)}

.otherstates{margin-top:16px;border:1px solid var(--line);border-radius:12px;overflow:hidden}
.otherstates h4{font-size:.82rem;text-transform:uppercase;letter-spacing:.03em;background:var(--bg);padding:11px 14px;border-bottom:1px solid var(--line);color:var(--muted);font-weight:700}
.otherstates a{display:flex;align-items:center;justify-content:space-between;padding:13px 14px;text-decoration:none;color:var(--ink);border-bottom:1px solid var(--line);font-weight:600}
.otherstates a:last-child{border-bottom:none}
.otherstates a:hover{background:var(--net-bg)}
.otherstates a .v{color:var(--net);font-variant-numeric:tabular-nums;font-weight:700}
.otherstates a .v small{color:var(--muted);font-weight:500;margin-left:3px}
.otherstates a .arrow{color:var(--muted);margin-left:8px}

/* ad slots */
.ad{margin:22px 0;min-height:90px;background:repeating-linear-gradient(45deg,#eef4f0,#eef4f0 10px,#e7efe9 10px,#e7efe9 20px);border:1px solid var(--line);border-radius:10px;display:grid;place-items:center;color:#9fb3a8;font-size:.78rem;font-weight:700}

/* content / E-E-A-T */
.content{margin-top:30px}
.content h2{font-size:1.32rem;margin:26px 0 10px;letter-spacing:-.01em}
.content h3{font-size:1.06rem;margin:18px 0 6px}
.content p{margin-bottom:12px;color:#2b3a32}
.content ul,.content ol{margin:0 0 12px 20px;color:#2b3a32}
.content li{margin-bottom:6px}
.faq details{background:#fff;border:1px solid var(--line);border-radius:10px;padding:0 14px;margin-bottom:10px}
.faq summary{cursor:pointer;font-weight:700;padding:14px 0}
.faq details[open] summary{border-bottom:1px solid var(--line);margin-bottom:10px}
.faq p{padding-bottom:14px;font-size:.94rem}

/* related tools grid */
.tools{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:14px}
@media(max-width:560px){.tools{grid-template-columns:1fr}}
.tool{display:block;background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px;text-decoration:none;color:var(--ink);transition:border-color .15s,transform .15s}
.tool:hover{border-color:var(--primary);transform:translateY(-2px)}
.tool b{display:block;font-size:1rem}
.tool span{font-size:.84rem;color:var(--muted)}
.tool.soon{opacity:.6}
.tool.soon b::after{content:" · pronto";font-size:.72rem;color:var(--accent);font-weight:700}

footer{margin-top:40px;border-top:1px solid var(--line);background:#fff;padding:26px 0;font-size:.85rem;color:var(--muted)}
footer .links a{color:var(--muted);text-decoration:none;margin-right:14px;line-height:2}
footer .links a:hover{color:var(--primary)}
footer .legal{margin-top:12px;font-size:.78rem;line-height:1.6}