:root{
  --bg:#0b0d12;--panel:#151922;--panel2:#1b2130;--text:#eef2f7;
  --muted:#9aa4b2;--line:#2a3242;--accent:#6ea8fe;--good:#70d6a8;
  --bad:#ff8c8c;--warn:#ffd166;
}
*{box-sizing:border-box}
body{margin:0;font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:var(--bg);color:var(--text)}
a{color:inherit;text-decoration:none}
.wrap{max-width:1200px;margin:auto;padding:20px}
header{position:sticky;top:0;background:rgba(11,13,18,.94);backdrop-filter:blur(12px);border-bottom:1px solid var(--line);z-index:20}
nav{max-width:1200px;margin:auto;padding:14px 20px;display:flex;align-items:center;justify-content:space-between;gap:18px}
.brand{font-weight:900;font-size:20px}.navlinks{display:flex;gap:14px;flex-wrap:wrap;color:var(--muted);font-size:14px}
.langs{display:flex;gap:8px;flex-wrap:wrap}.lang{padding:7px 10px;border:1px solid var(--line);border-radius:999px;background:var(--panel2);font-size:12px}
.hero{padding:48px 0 30px}.hero h1{font-size:42px;line-height:1.1;margin:0 0 14px}.hero p{color:var(--muted);max-width:820px;line-height:1.7}
.badge,.tag{display:inline-block;padding:6px 10px;border:1px solid var(--line);border-radius:999px;background:var(--panel2);color:var(--muted);font-size:12px;margin:0 6px 8px 0}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.card{background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:18px}
.card h2,.card h3{margin-top:0}.card p{color:var(--muted);line-height:1.65}
.btn{display:inline-block;background:var(--accent);color:#08101c;font-weight:800;padding:11px 14px;border-radius:12px}
.btn.secondary{background:var(--panel2);color:var(--text);border:1px solid var(--line)}
button{padding:12px 14px;border-radius:12px;border:none;font-weight:800;cursor:pointer;background:var(--accent);color:#08101c}
button.secondary{background:var(--panel2);color:var(--text);border:1px solid var(--line)}
.toolbox{display:grid;grid-template-columns:1.08fr .92fr;gap:18px}.fields{display:grid;grid-template-columns:1fr 1fr;gap:12px}.full{grid-column:1/-1}
label{display:block;color:var(--muted);font-size:12px;margin-bottom:6px}input,select{width:100%;padding:12px;background:var(--panel2);border:1px solid var(--line);border-radius:12px;color:var(--text)}
.results{display:grid;grid-template-columns:1fr 1fr;gap:10px}.metric{background:var(--panel2);border:1px solid var(--line);border-radius:14px;padding:14px}.metric .k{font-size:12px;color:var(--muted)}.metric .v{font-size:22px;font-weight:900;margin-top:6px}
.good{color:var(--good)}.bad{color:var(--bad)}.warn{color:var(--warn)}.wide{grid-column:1/-1}
.section{padding:28px 0}.section h2{font-size:28px;margin-bottom:10px}.lead,.note{color:var(--muted);line-height:1.7}.note{font-size:12px}
table{width:100%;border-collapse:collapse;font-size:13px}th,td{padding:10px;border-bottom:1px solid var(--line);text-align:right}th:first-child,td:first-child{text-align:left}
.adslot{border:1px dashed #46506a;border-radius:14px;padding:22px;text-align:center;color:#7e8aa0;margin:22px 0;background:#11151d}
.prose{max-width:900px}.prose p,.prose li{color:#cbd3df;line-height:1.8}
footer{border-top:1px solid var(--line);margin-top:38px;padding:26px 0;color:var(--muted);font-size:13px}
.actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}
@media(max-width:900px){
  .grid{grid-template-columns:1fr}.toolbox{grid-template-columns:1fr}.fields,.results{grid-template-columns:1fr}.wide,.full{grid-column:auto}
  .hero h1{font-size:34px}nav{align-items:flex-start;flex-direction:column}
}

.calc-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.calc-box{background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:18px}
.calc-result{background:var(--panel2);border:1px solid var(--line);border-radius:14px;padding:16px;margin-top:14px}
.calc-result strong{font-size:26px;display:block;margin-top:5px}
.toolnav{display:flex;gap:8px;flex-wrap:wrap;margin:12px 0 24px}
.toolnav a{padding:8px 10px;border:1px solid var(--line);border-radius:10px;background:var(--panel2);font-size:12px;color:var(--muted)}
.small{font-size:12px;color:var(--muted);line-height:1.65}
@media(max-width:800px){.calc-grid{grid-template-columns:1fr}}

/* Riqvero V2 */
:root{--max:1180px}
body{letter-spacing:.01em}
.wrap{max-width:var(--max)}
.hero{padding:70px 0 34px}
.hero h1{font-size:clamp(40px,6vw,72px);letter-spacing:-.045em;margin:16px 0 12px}
.hero p{max-width:760px;font-size:17px;line-height:1.8}
.grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.card{transition:transform .18s ease,border-color .18s ease;min-height:180px}
.card:hover{transform:translateY(-2px);border-color:#52627a}
.card h3{font-size:19px}
.btn{font-weight:700}
.info-section{margin:48px 0}
.info-section h2{font-size:28px;margin-bottom:14px}
.info-section h3{font-size:19px;margin:24px 0 8px}
.info-section p,.info-section li{color:var(--muted);line-height:1.8}
.info-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.info-card{background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:20px}
.notice{border-left:3px solid #71809a;padding:14px 16px;background:var(--panel2);border-radius:10px;color:var(--muted);line-height:1.7}
.footerlinks{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:12px}
.footerlinks a{color:var(--muted)}
.calc-box label{display:block;margin:12px 0 6px;font-size:13px;color:var(--muted)}
.calc-box input,.calc-box select{width:100%;box-sizing:border-box}
@media(max-width:900px){.grid,.info-grid{grid-template-columns:1fr 1fr}}
@media(max-width:620px){.grid,.info-grid{grid-template-columns:1fr}.hero{padding-top:42px}}

.tool-search{margin:14px 0 22px}
.tool-search input{width:100%;font-size:15px}
.tool-cats{display:flex;gap:8px;flex-wrap:wrap;margin:10px 0 22px}
.tool-cats button{background:var(--panel2);color:var(--text);border:1px solid var(--line);padding:8px 10px}
.tool-card{min-height:165px}
.formula{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;background:var(--panel2);border:1px solid var(--line);padding:12px;border-radius:12px;color:#cbd3df;overflow:auto}
.result-big{font-size:28px;font-weight:900}
.two-results{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.warnbox{background:#211d12;border:1px solid #4c4325;border-radius:12px;padding:12px;color:#d8c98b;line-height:1.6}
@media(max-width:700px){.two-results{grid-template-columns:1fr}}

.auto-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.auto-grid label{display:block;margin:10px 0 6px;color:var(--muted);font-size:13px}
.auto-grid input,.auto-grid select{width:100%;box-sizing:border-box}
.auto-results{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:18px}
.auto-result{background:var(--panel2);border:1px solid var(--line);border-radius:14px;padding:16px}
.auto-result strong{display:block;font-size:25px;margin-top:7px}
@media(max-width:700px){.auto-grid,.auto-results{grid-template-columns:1fr}}