/*
    Theme Name: App
    Theme URI: ...
    Author: AppDev
    Author URI: ...
*/
@import url('https://fonts.googleapis.com/css2?family=Roboto+Condensed:ital,wght@0,400;0,700;1,400;1,700&display=swap');
:root{
    --ink:#0B1220; --ink-1:#101A2E; --ink-2:#182742;
    --paper:#FBFCFE; --paper-2:#F1F5FB; --card:#FFFFFF;
    --line:#E5EBF4; --dline:rgba(255,255,255,.10);
    --text:#121A2B; --muted:#586377; --dmuted:#9DAAC1;
    --brand:#2C5BE6; --brand-2:#5A83F6; --brand-ink:#173B9C;
    --energy:#FFC22E; --energy-2:#FFB300; --energy-glow:rgba(255,194,46,.55);
    --volt:#1FB271; --volt-soft:#E4F7EE; --violet:#6B4CD6;
    --warn:#B8860B; --warn-soft:#FFF8E8; --warn-line:#FFE3B0;
    --r-lg:18px; --r-md:13px; --r-sm:9px;
    --shadow:0 1px 2px rgba(16,26,46,.05),0 12px 34px -18px rgba(16,26,46,.28);
    --wrap:1180px;
  }
  *{box-sizing:border-box;margin:0;padding:0}
  html{scroll-behavior:smooth}
  body{
    font-family:'Inter',system-ui,sans-serif;background:var(--paper);color:var(--text);
    line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden;
  }
  h1,h2,h3,h4{font-family:'Sora',sans-serif;line-height:1.12;letter-spacing:-.02em;color:var(--text)}
  a{color:inherit;text-decoration:none}
  .wrap{max-width:var(--wrap);margin:0 auto;padding:0 22px}
  .mono{font-family:'JetBrains Mono',monospace;font-variant-numeric:tabular-nums}
  .eyebrow{font-family:'JetBrains Mono',monospace;font-size:.74rem;font-weight:600;letter-spacing:.16em;text-transform:uppercase}

  /* ---------- NAV ---------- */
  header{position:sticky;top:0;z-index:60;background:rgba(11,18,32,.86);backdrop-filter:blur(14px);border-bottom:1px solid var(--dline)}
  .nav{display:flex;align-items:center;gap:26px;height:66px}
  .brand{display:flex;align-items:center;gap:11px;color:#fff;font-family:'Sora';font-weight:700;font-size:1.12rem;letter-spacing:-.02em;flex-shrink:0}
  .mark{width:34px;height:34px;border-radius:9px;background:linear-gradient(150deg,var(--energy),var(--energy-2));display:grid;place-items:center;box-shadow:0 6px 18px -6px var(--energy-glow)}
  .mark svg{width:19px;height:19px}
  .brand b{color:var(--energy)}
  .menu{display:flex;align-items:center;gap:3px;margin-left:6px}
  .menu > a,.drop > button{
    color:var(--dmuted);font-size:.9rem;font-weight:500;padding:9px 12px;border-radius:8px;
    background:none;border:none;cursor:pointer;font-family:'Inter';display:inline-flex;align-items:center;gap:5px;
    transition:color .18s,background .18s;white-space:nowrap;
  }
  .menu > a:hover,.drop > button:hover{color:#fff;background:rgba(255,255,255,.06)}
  .menu > a.active{color:#fff}
  .drop{position:relative}
  .drop > button svg{width:12px;height:12px;transition:transform .2s}
  .drop.open > button svg{transform:rotate(180deg)}
  .drop.open > button{color:#fff;background:rgba(255,255,255,.06)}
  .panel{
    position:absolute;top:calc(100% + 10px);left:0;width:320px;background:#fff;border:1px solid var(--line);
    border-radius:var(--r-md);box-shadow:var(--shadow);padding:8px;opacity:0;visibility:hidden;transform:translateY(6px);
    transition:opacity .2s,transform .2s,visibility .2s;
  }
  .drop.open .panel{opacity:1;visibility:visible;transform:translateY(0)}
  .panel a{display:flex;align-items:center;gap:11px;padding:9px 10px;border-radius:8px;font-size:.86rem;color:var(--text);font-weight:500;transition:background .15s}
  .panel a:hover{background:var(--paper-2)}
  .panel a .di{width:26px;height:26px;border-radius:7px;background:var(--paper-2);display:grid;place-items:center;flex-shrink:0;color:var(--brand)}
  .panel a .di svg{width:15px;height:15px}
  .spacer{flex:1}
  .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-family:'Sora';font-weight:600;font-size:.9rem;
    padding:11px 18px;border-radius:10px;cursor:pointer;border:1px solid transparent;transition:transform .15s,box-shadow .2s,background .2s,border-color .2s;white-space:nowrap}
  .btn svg{width:16px;height:16px}
  .btn-energy{background:linear-gradient(160deg,var(--energy),var(--energy-2));color:#231A00;box-shadow:0 8px 22px -10px var(--energy-glow)}
  .btn-energy:hover{transform:translateY(-2px);box-shadow:0 12px 26px -10px var(--energy-glow)}
  .btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.22)}
  .btn-ghost:hover{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.4)}
  .btn-brand{background:var(--brand);color:#fff;box-shadow:0 8px 22px -12px rgba(44,91,230,.7)}
  .btn-brand:hover{transform:translateY(-2px);background:#244fcf}
  .btn-line{background:#fff;color:var(--text);border-color:var(--line)}
  .btn-line:hover{border-color:var(--brand);color:var(--brand)}
  .burger{display:none;background:none;border:1px solid rgba(255,255,255,.18);border-radius:9px;width:42px;height:40px;cursor:pointer;color:#fff}
  .burger svg{width:20px;height:20px}
  .search-wrap{position:relative}
  .search-btn{display:grid;place-items:center;background:none;border:1px solid rgba(255,255,255,.18);border-radius:9px;width:42px;height:40px;cursor:pointer;color:#fff;transition:background .18s,border-color .18s}
  .search-btn:hover,.search-wrap.open .search-btn{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.4)}
  .search-btn svg{width:18px;height:18px}
  .search-panel{
    position:absolute;top:calc(100% + 10px);right:0;width:280px;display:flex;align-items:center;gap:6px;background:#fff;border:1px solid var(--line);
    border-radius:var(--r-md);box-shadow:var(--shadow);padding:6px 6px 6px 14px;opacity:0;visibility:hidden;transform:translateY(6px);
    transition:opacity .2s,transform .2s,visibility .2s;
  }
  .search-wrap.open .search-panel{opacity:1;visibility:visible;transform:translateY(0)}
  .search-panel input[type=search]{flex:1;min-width:0;border:none;outline:none;background:none;font-family:'Inter';font-size:.9rem;color:var(--text)}
  .search-panel input[type=search]::placeholder{color:var(--muted)}
  .search-panel button[type=submit]{display:grid;place-items:center;flex-shrink:0;width:32px;height:32px;border:none;border-radius:7px;background:var(--brand);color:#fff;cursor:pointer;transition:background .18s}
  .search-panel button[type=submit]:hover{background:#244fcf}
  .search-panel button[type=submit] svg{width:15px;height:15px}

  /* ---------- HERO ---------- */
  .hero{position:relative;background:radial-gradient(120% 130% at 82% -10%,#1a2c4d 0%,var(--ink-1) 42%,var(--ink) 100%);color:#fff;overflow:hidden;padding:76px 0 92px}
  .hero-grid{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.028) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.028) 1px,transparent 1px);background-size:46px 46px;mask:radial-gradient(90% 80% at 60% 0%,#000,transparent 75%)}
  .current-svg{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;opacity:.85}
  .hero .wrap{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
  .hero .eyebrow{color:var(--energy);display:inline-flex;align-items:center;gap:9px;margin-bottom:22px}
  .hero .eyebrow::before{content:"";width:22px;height:1px;background:var(--energy)}
  .hero h1{font-size:clamp(2.3rem,4.7vw,3.55rem);color:#fff;font-weight:800;margin-bottom:20px}
  .hero h1 .hl{position:relative;white-space:nowrap;color:var(--energy)}
  .hero p.lead{font-size:1.12rem;color:#C7D2E3;max-width:520px;margin-bottom:34px}
  .hero-cta{display:flex;gap:13px;flex-wrap:wrap}
  .trust{display:flex;gap:24px;margin-top:34px;flex-wrap:wrap}
  .trust div{display:flex;align-items:center;gap:8px;color:var(--dmuted);font-size:.84rem;font-weight:500}
  .trust svg{width:16px;height:16px;color:var(--volt)}

  /* meter widget */
  .meter{background:linear-gradient(180deg,#0d1729,#0a1120);border:1px solid rgba(255,255,255,.12);border-radius:20px;padding:22px;box-shadow:0 40px 80px -40px rgba(0,0,0,.8);position:relative}
  .meter>img{width:100%;border-radius:12px;}
  .meter::before{content:"";position:absolute;inset:0;border-radius:20px;padding:1px;background:linear-gradient(160deg,rgba(255,194,46,.4),transparent 40%);-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none}
  .meter-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:6px}
  .meter-top .lbl{font-family:'JetBrains Mono';font-size:.68rem;letter-spacing:.14em;color:var(--dmuted);text-transform:uppercase}
  .live{display:flex;align-items:center;gap:6px;font-family:'JetBrains Mono';font-size:.66rem;color:var(--volt);letter-spacing:.1em}
  .live .dot{width:7px;height:7px;border-radius:50%;background:var(--volt);box-shadow:0 0 0 0 rgba(31,178,113,.6);animation:pulse 2s infinite}
  @keyframes pulse{0%{box-shadow:0 0 0 0 rgba(31,178,113,.6)}70%{box-shadow:0 0 0 7px rgba(31,178,113,0)}100%{box-shadow:0 0 0 0 rgba(31,178,113,0)}}
  .display{background:#060B15;border:1px solid rgba(255,194,46,.16);border-radius:13px;padding:16px 18px;margin:14px 0 18px;text-align:right;box-shadow:inset 0 0 26px rgba(255,194,46,.06)}
  .display .cap{font-family:'JetBrains Mono';font-size:.66rem;color:var(--dmuted);text-transform:uppercase;letter-spacing:.12em;text-align:left;margin-bottom:2px}
  .display .val{font-family:'JetBrains Mono';font-weight:700;font-size:2.5rem;color:var(--energy);text-shadow:0 0 22px var(--energy-glow);line-height:1}
  .display .val small{font-size:1rem;color:#C7D2E3;text-shadow:none;font-weight:500}
  .field{margin-bottom:13px}
  .field label{display:flex;justify-content:space-between;font-size:.8rem;color:#C7D2E3;font-weight:500;margin-bottom:7px}
  .field label b{font-family:'JetBrains Mono';color:#fff}
  input[type=range]{-webkit-appearance:none;width:100%;height:5px;border-radius:4px;background:linear-gradient(90deg,var(--energy) var(--fill,40%),rgba(255,255,255,.14) var(--fill,40%));outline:none}
  input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:19px;height:19px;border-radius:50%;background:#fff;border:4px solid var(--energy);cursor:pointer;box-shadow:0 3px 8px rgba(0,0,0,.4)}
  input[type=range]::-moz-range-thumb{width:19px;height:19px;border-radius:50%;background:#fff;border:4px solid var(--energy);cursor:pointer}
  .seg{display:flex;background:rgba(255,255,255,.06);border-radius:9px;padding:3px;gap:3px;margin-bottom:16px}
  .seg button{flex:1;background:none;border:none;color:var(--dmuted);font-family:'JetBrains Mono';font-weight:600;font-size:.82rem;padding:8px;border-radius:7px;cursor:pointer;transition:.18s}
  .seg button.on{background:var(--brand);color:#fff}
  .meter .btn{width:100%}
  .meter .note{text-align:center;font-size:.7rem;color:var(--dmuted);margin-top:11px}

  /* ---------- SECTIONS ---------- */
  section.block{padding:78px 0}
  .head{max-width:640px;margin-bottom:40px}
  .head.center{margin:0 auto 46px;text-align:center}
  .head .eyebrow{color:var(--brand);margin-bottom:13px}
  .head h2{font-size:clamp(1.7rem,3.2vw,2.35rem);font-weight:700}
  .head p{color:var(--muted);font-size:1.04rem;margin-top:13px}

  /* tool cards */
  .tools{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
  .tool{background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);padding:24px;transition:transform .2s,box-shadow .25s,border-color .2s;position:relative;overflow:hidden}
  .tool::after{content:"";position:absolute;left:24px;right:24px;bottom:0;height:2px;background:var(--energy);transform:scaleX(0);transform-origin:left;transition:transform .3s}
  .tool:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:transparent}
  .tool:hover::after{transform:scaleX(1)}
  .ticon{width:48px;height:48px;border-radius:13px;display:grid;place-items:center;margin-bottom:18px}
  .ticon svg{width:24px;height:24px}
  .t-blue{background:#EAF0FF;color:var(--brand)} .t-amber{background:#FFF4D6;color:#B8860B}
  .t-green{background:var(--volt-soft);color:var(--volt)} .t-violet{background:#EEEAFB;color:#6B4CD6}
  .tool h3{font-size:1.14rem;font-weight:700;margin-bottom:8px}
  .tool p{color:var(--muted);font-size:.92rem;margin-bottom:16px;min-height:44px}
  .tlink{display:inline-flex;align-items:center;gap:7px;color:var(--brand);font-family:'Sora';font-weight:600;font-size:.88rem}
  .tlink svg{width:15px;height:15px;transition:transform .2s}
  .tool:hover .tlink svg{transform:translateX(4px)}

  /* articles */
  .arts{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
  .more-cta{text-align:center;margin-top:32px}
  .art{background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;transition:transform .2s,box-shadow .25s;display:flex;flex-direction:column}
  .art:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
  .thumb-cover{overflow:hidden}
  .thumb-cover img{width:100%!important;height:100%!important;object-fit:cover!important;transition:transform .3s}
  .art .thumb{height:150px;position:relative;overflow:hidden}
  .art .thumb .grid2{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.14) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.14) 1px,transparent 1px);background-size:26px 26px}
  .art .thumb svg.big{position:absolute;right:-12px;bottom:-14px;width:100px;height:100px;opacity:.9}
  .th-a{background:linear-gradient(135deg,#1e3a8a,#2C5BE6)} .th-b{background:linear-gradient(135deg,#0f766e,#1FB271)}
  .th-c{background:linear-gradient(135deg,#b45309,#FFB300)} .th-d{background:linear-gradient(135deg,#4c1d95,#6B4CD6)}
  .th-e{background:linear-gradient(135deg,#9a3412,#f97316)} .th-f{background:linear-gradient(135deg,#155e75,#0891b2)}
  .art .body{padding:19px;display:flex;flex-direction:column;flex:1}
  .chip{align-self:flex-start;font-family:'JetBrains Mono';font-size:.66rem;font-weight:600;letter-spacing:.06em;text-transform:uppercase;padding:4px 9px;border-radius:6px;background:var(--paper-2);color:var(--brand-ink);margin-bottom:12px}
  .art h3{font-size:1.06rem;font-weight:600;line-height:1.28;margin-bottom:auto}
  .art .meta{display:flex;gap:8px;align-items:center;font-family:'JetBrains Mono';font-size:.72rem;color:var(--muted);margin-top:15px}
  .art .meta .d{width:3px;height:3px;border-radius:50%;background:var(--muted)}

  /* why band */
  .why{background:var(--ink-1);color:#fff;border-radius:26px;padding:56px 46px;position:relative;overflow:hidden}
  .why .glow{position:absolute;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle,rgba(255,194,46,.16),transparent 66%);top:-160px;right:-80px}
  .why-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:34px;position:relative;margin-top:38px}
  .why .head h2{color:#fff}
  .why .head .eyebrow{color:var(--energy)}
  .why .item{position:relative}
  .why .wnum{font-family:'JetBrains Mono';font-size:.78rem;color:var(--energy);font-weight:700;letter-spacing:.1em;margin-bottom:14px}
  .why .wi{width:46px;height:46px;border-radius:12px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);display:grid;place-items:center;margin-bottom:16px;color:var(--energy)}
  .why .wi svg{width:23px;height:23px}
  .why .item h3{color:#fff;font-size:1.2rem;margin-bottom:9px}
  .why .item p{color:var(--dmuted);font-size:.94rem}

  /* ---------- CATEGORY ARCHIVE ---------- */
  .cathero{background:radial-gradient(120% 150% at 85% -20%,#1a2c4d,var(--ink-1) 48%,var(--ink));color:#fff;padding:30px 0 46px;position:relative;overflow:hidden}
  .cathero .grid{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px);background-size:46px 46px;mask:radial-gradient(80% 90% at 70% 0%,#000,transparent 78%)}
  .cathero .wrap{position:relative}
  .crumb{display:flex;align-items:center;gap:8px;font-family:'JetBrains Mono';font-size:.76rem;color:var(--dmuted);margin-bottom:26px;flex-wrap:wrap}
  .crumb a:hover{color:var(--energy)}
  .crumb svg{width:13px;height:13px;opacity:.5}
  .crumb .cur{color:#fff}
  .cathero .eyebrow{color:var(--energy);display:inline-flex;align-items:center;gap:9px;margin-bottom:16px}
  .cathero .eyebrow::before{content:"";width:20px;height:1px;background:var(--energy)}
  .cathero h1{font-size:clamp(2rem,4vw,2.9rem);font-weight:800;margin-bottom:14px;max-width:720px;color:#fff}
  .cathero p{color:#C7D2E3;font-size:1.08rem;max-width:600px}
  .catstats{display:flex;gap:28px;margin-top:26px;flex-wrap:wrap}
  .catstats div{font-family:'JetBrains Mono';font-size:.82rem;color:var(--dmuted)}
  .catstats b{color:var(--energy);font-size:1.1rem}

  .layout{display:grid;grid-template-columns:1fr 330px;gap:44px;padding:52px 0 78px;align-items:start}

  .toolbar{display:flex;align-items:center;gap:16px;margin-bottom:26px;flex-wrap:wrap}
  .filters{display:flex;gap:8px;flex-wrap:wrap}
  .filters a{font-size:.84rem;font-weight:500;font-family:'Inter';padding:7px 14px;border-radius:20px;border:1px solid var(--line);background:#fff;color:var(--muted);cursor:pointer;transition:.18s;display:inline-block}
  .filters a.on,.filters a:hover{border-color:var(--brand);color:var(--brand);background:#EEF3FF}

  .featured{display:grid;grid-template-columns:1.1fr 1fr;gap:0;background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;margin-bottom:30px;transition:box-shadow .25s,transform .2s}
  .featured:hover{box-shadow:var(--shadow);transform:translateY(-3px)}
  .featured .fimg{position:relative;min-height:250px;background:linear-gradient(135deg,#1e3a8a,#2C5BE6);overflow:hidden}
  .featured .fimg .g{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.12) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.12) 1px,transparent 1px);background-size:30px 30px}
  .featured .fimg img{width:100%;height:100%;object-fit:cover}
  .featured .fimg .bignum{position:absolute;right:-10px;bottom:-24px;font-family:'JetBrains Mono';font-weight:700;font-size:9rem;color:rgba(255,255,255,.1);line-height:1}
  .featured .ftag{position:absolute;top:16px;left:16px;background:var(--energy);color:#231A00;font-family:'JetBrains Mono';font-size:.68rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;padding:6px 11px;border-radius:6px}
  .featured .fbody{padding:30px;display:flex;flex-direction:column}
  .featured h2{font-size:1.55rem;font-weight:700;margin-bottom:12px;line-height:1.2}
  .featured p{color:var(--muted);font-size:.96rem;margin-bottom:auto}
  .featured .meta{margin-top:18px}

  /* narrower 2-col grid + list-style cards for the category layout (overrides the 3-col homepage .arts) */
  .layout .arts{grid-template-columns:1fr 1fr}
  .layout .art .thumb{height:158px}
  .layout .art .thumb .g2{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.14) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.14) 1px,transparent 1px);background-size:26px 26px}
  .layout .art .ex{color:var(--muted);font-size:.88rem;margin:9px 0 0}

  .pager{display:flex;justify-content:center;gap:6px;margin-top:44px}
  .pager a{min-width:42px;height:42px;display:grid;place-items:center;border-radius:10px;border:1px solid var(--line);background:#fff;font-family:'JetBrains Mono';font-weight:600;font-size:.88rem;color:var(--muted);transition:.18s;padding:0 6px}
  .pager a:hover{border-color:var(--brand);color:var(--brand)}
  .pager a.on{background:var(--brand);color:#fff;border-color:var(--brand)}
  .pager a svg{width:16px;height:16px}

  aside{position:sticky;top:86px;display:flex;flex-direction:column;gap:22px}
  .wcard{background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);padding:22px}
  .wcard .wt{font-family:'Sora';font-weight:700;font-size:1.02rem;margin-bottom:16px;display:flex;align-items:center;gap:8px}
  .wcard .wt svg{width:17px;height:17px;color:var(--brand)}
  .ccta{background:linear-gradient(180deg,#0d1729,#0a1120);border:1px solid rgba(255,194,46,.2);color:#fff;position:relative;overflow:hidden}
  .ccta .glow{position:absolute;width:200px;height:200px;border-radius:50%;background:radial-gradient(circle,rgba(255,194,46,.18),transparent 65%);top:-90px;right:-40px}
  .ccta .wt{color:#fff}
  .ccta p{color:var(--dmuted);font-size:.85rem;margin-bottom:14px;position:relative}
  .ccta .btn{width:100%}
  .clist a{display:flex;align-items:center;gap:11px;padding:10px 0;border-bottom:1px solid var(--line);font-size:.9rem;font-weight:500;color:var(--text);transition:color .16s}
  .clist a:last-child{border-bottom:none}
  .clist a:hover{color:var(--brand)}
  .clist a .ci{width:32px;height:32px;border-radius:9px;background:var(--paper-2);display:grid;place-items:center;flex-shrink:0;color:var(--brand)}
  .clist a .ci svg{width:16px;height:16px}
  .clist a svg.arr{width:14px;height:14px;margin-left:auto;color:var(--muted)}
  .pop a{display:flex;gap:13px;padding:11px 0;border-bottom:1px solid var(--line)}
  .pop a:last-child{border-bottom:none}
  .pop .rank{font-family:'JetBrains Mono';font-weight:700;font-size:1.1rem;color:var(--energy);flex-shrink:0;width:22px}
  .pop .pt{font-size:.88rem;font-weight:500;line-height:1.35;transition:color .16s}
  .pop a:hover .pt{color:var(--brand)}
  .pop .pm{font-family:'JetBrains Mono';font-size:.7rem;color:var(--muted);margin-top:3px}

  .band{background:var(--ink-1);color:#fff;border-radius:24px;padding:44px;display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;position:relative;overflow:hidden;margin-bottom:70px}
  .band .glow{position:absolute;width:360px;height:360px;border-radius:50%;background:radial-gradient(circle,rgba(44,91,230,.28),transparent 66%);bottom:-180px;left:-60px}
  .band .bt{position:relative}
  .band h3{color:#fff;font-size:1.5rem;margin-bottom:8px}
  .band p{color:var(--dmuted);max-width:420px}
  .band .bcta{position:relative;display:flex;gap:10px;flex-wrap:wrap}

  /* ---------- SINGLE ARTICLE ---------- */
  .ahero{background:radial-gradient(120% 150% at 85% -30%,#1a2c4d,var(--ink-1) 50%,var(--ink));color:#fff;padding:28px 0 130px;position:relative;overflow:hidden}
  .ahero .grid{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px);background-size:46px 46px;mask:radial-gradient(80% 90% at 70% 0%,#000,transparent 78%)}
  /* .ahero .wrap{position:relative;max-width:820px} */
  .ahero .wrap{position:relative;}
  .a-chip{display:inline-block;font-family:'JetBrains Mono';font-size:.68rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;padding:6px 11px;border-radius:6px;background:var(--energy);color:#231A00;margin-bottom:20px}
  .ahero h1{font-size:clamp(1.9rem,4.2vw,3rem);font-weight:800;margin-bottom:20px;color:#fff;}
  .ahero .lede{font-size:1.15rem;color:#C7D2E3;max-width:640px}
  .abyline{display:flex;align-items:center;gap:14px;margin-top:30px;flex-wrap:wrap}
  .avatar{width:44px;height:44px;border-radius:50%;background:linear-gradient(140deg,var(--brand),var(--brand-2));display:grid;place-items:center;font-family:'Sora';font-weight:700;color:#fff;font-size:1rem;flex-shrink:0}
  .abyline .who{font-size:.9rem;font-weight:600;color:#fff}
  .abyline .amet{font-family:'JetBrains Mono';font-size:.74rem;color:var(--dmuted);display:flex;gap:8px;align-items:center;flex-wrap:wrap}
  .abyline .amet .d{width:3px;height:3px;border-radius:50%;background:var(--dmuted)}

  .alayout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:48px;align-items:start;margin-top:-84px;position:relative;z-index:2;padding-bottom:80px}

  .cover{height:280px;border-radius:var(--r-lg);background:linear-gradient(135deg,#1e3a8a,#2C5BE6);position:relative;overflow:hidden;margin-bottom:34px;box-shadow:var(--shadow)}
  .cover .g{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.1) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.1) 1px,transparent 1px);background-size:34px 34px}
  .cover .big{position:absolute;right:14px;bottom:-30px;font-family:'JetBrains Mono';font-weight:700;font-size:11rem;color:rgba(255,255,255,.12);line-height:1}
  .cover svg.bolt{position:absolute;left:30px;top:30px;width:54px;height:54px;color:var(--energy);opacity:.9}
  .cover img{width:100%;height:100%;object-fit:cover}

  .prose{max-width:100%;font-size:1.075rem;color:#2A3446;line-height:1.78}
  .prose>p{margin-bottom:22px}
  .prose h2{font-size:1.7rem;font-weight:700;margin:44px 0 16px;scroll-margin-top:86px;position:relative;padding-left:18px}
  .prose h2::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:3px;background:linear-gradient(var(--energy),var(--energy-2))}
  .prose h3{font-size:1.28rem;font-weight:600;margin:32px 0 12px}
  .prose h4{font-size:1.06rem;font-weight:600;margin:24px 0 9px}
  .prose h2:first-child{margin-top:0}
  .prose a:not(.btn){color:var(--brand);font-weight:600;border-bottom:1px solid rgba(44,91,230,.3)}
  .prose a:not(.btn):hover{border-color:var(--brand)}
  .prose ul,.prose ol{margin:0 0 22px;padding-left:2px;list-style:none}
  .prose ul li,.prose ol li{position:relative;padding-left:30px;margin-bottom:11px}
  .prose ul li::before{content:"";position:absolute;left:4px;top:9px;width:9px;height:9px;border-radius:2px;transform:rotate(45deg);background:var(--energy)}
  .prose ol{counter-reset:li}
  .prose ol li{counter-increment:li;padding-left:38px}
  .prose ol li::before{content:counter(li);position:absolute;left:0;top:2px;width:24px;height:24px;border-radius:7px;background:var(--paper-2);border:1px solid var(--line);color:var(--brand);font-family:'JetBrains Mono';font-size:.74rem;font-weight:700;display:grid;place-items:center}
  .prose strong{color:var(--text);font-weight:600}
  .prose em{font-style:italic}
  .prose img{max-width:100%;height:auto;border-radius:var(--r-md);margin:22px 0}
  .prose code:not(.formula code){font-family:'JetBrains Mono';font-size:.86em;background:var(--paper-2);border:1px solid var(--line);border-radius:5px;padding:2px 6px;color:var(--brand-ink)}
  .prose hr{border:none;border-top:1px solid var(--line);margin:38px 0}
  .prose blockquote{margin:26px 0;padding:4px 0 4px 22px;border-left:3px solid var(--energy);font-size:1.1rem;color:var(--text);font-style:italic}
  .prose blockquote cite{display:block;margin-top:9px;font-style:normal;font-family:'JetBrains Mono';font-size:.76rem;color:var(--muted)}

  .callout{background:#EEF3FF;border:1px solid #D7E2FF;border-left:4px solid var(--brand);border-radius:var(--r-md);padding:20px 22px;margin:28px 0;display:flex;gap:15px}
  .callout .ci{flex-shrink:0;width:26px;height:26px;color:var(--brand)}
  .callout .ci svg{width:26px;height:26px}
  .callout p{margin:0;font-size:.98rem;color:#26364f}
  .callout b{color:var(--brand-ink)}
  .tip{background:var(--volt-soft);border:1px solid #C4EED9;border-left:4px solid var(--volt);border-radius:var(--r-md);padding:20px 22px;margin:28px 0}
  .tip .th{font-family:'Sora';font-weight:700;color:#0d6b45;font-size:.96rem;display:flex;align-items:center;gap:8px;margin-bottom:6px}
  .tip .th svg{width:18px;height:18px}
  .tip p{margin:0;font-size:.96rem;color:#175c40}
  .warn{background:var(--warn-soft);border:1px solid var(--warn-line);border-left:4px solid var(--energy-2);border-radius:var(--r-md);padding:20px 22px;margin:28px 0}
  .warn .th{font-family:'Sora';font-weight:700;color:#8a6508;font-size:.96rem;display:flex;align-items:center;gap:8px;margin-bottom:6px}
  .warn .th svg{width:18px;height:18px}
  .warn p{margin:0;font-size:.96rem;color:#7a5a07}

  .tbl{margin:28px 0;border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden}
  .tbl .tcap{background:var(--paper-2);padding:11px 16px;font-family:'JetBrains Mono';font-size:.72rem;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);border-bottom:1px solid var(--line)}
  .tbl .scroll{overflow-x:auto}
  .prose table{width:100%;border-collapse:collapse;font-size:.94rem;margin:28px 0}
  .prose table th{background:#0d1729;color:#fff;text-align:left;font-family:'Sora';font-weight:600;font-size:.86rem;padding:13px 16px}
  .prose table th:last-child,.prose table td:last-child{text-align:right}
  .prose table td{padding:12px 16px;border-bottom:1px solid var(--line)}
  .prose table tr:last-child td{border-bottom:none}
  .prose table tbody tr:nth-child(even){background:#FAFBFE}
  .prose table td.mono{font-family:'JetBrains Mono';font-weight:600;color:var(--text)}
  .tnote{font-size:.78rem;color:var(--muted);margin-top:8px;font-style:italic}

  figure{margin:26px 0}
  figure .fbox{height:200px;border-radius:var(--r-md);background:linear-gradient(135deg,#1e3a8a,#2C5BE6);position:relative;overflow:hidden;display:grid;place-items:center}
  figure .fbox .g{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.1) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.1) 1px,transparent 1px);background-size:30px 30px}
  figure .fbox svg{width:48px;height:48px;color:var(--energy);position:relative;opacity:.9}
  figure figcaption{font-size:.8rem;color:var(--muted);margin-top:10px;text-align:center;font-style:italic}

  .pbtns{display:flex;gap:10px;flex-wrap:wrap;margin:26px 0}

  .dl{margin:26px 0;border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden}
  .dl .drow{display:grid;grid-template-columns:190px 1fr;gap:16px;padding:14px 18px;border-bottom:1px solid var(--line);font-size:.94rem}
  .dl .drow:last-child{border-bottom:none}
  .dl .drow:nth-child(even){background:#FAFBFE}
  .dl .dt{font-family:'Sora';font-weight:600;color:var(--text)}
  .dl .dd{color:var(--muted)}

  .inlinecalc{background:linear-gradient(160deg,#0d1729,#0a1120);border:1px solid rgba(255,194,46,.22);border-radius:var(--r-lg);padding:26px 28px;margin:34px 0;color:#fff;display:flex;align-items:center;gap:24px;position:relative;overflow:hidden}
  .inlinecalc .glow{position:absolute;width:240px;height:240px;border-radius:50%;background:radial-gradient(circle,rgba(255,194,46,.16),transparent 65%);top:-110px;right:-40px}
  .inlinecalc .ic{width:52px;height:52px;border-radius:13px;background:rgba(255,194,46,.12);display:grid;place-items:center;flex-shrink:0;color:var(--energy)}
  .inlinecalc .ic svg{width:26px;height:26px}
  .inlinecalc .txt{flex:1;position:relative}
  .inlinecalc h4{color:#fff;font-size:1.14rem;margin-bottom:4px}
  .inlinecalc p{color:var(--dmuted);font-size:.9rem;margin:0}
  .inlinecalc .btn{flex-shrink:0;position:relative}

  .share{display:flex;align-items:center;gap:12px;margin:36px 0;padding:20px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);flex-wrap:wrap}
  .share span{font-size:.85rem;color:var(--muted);font-weight:500}
  .share .sbtns{display:flex;gap:9px}
  .share a{width:40px;height:40px;border-radius:10px;border:1px solid var(--line);display:grid;place-items:center;color:var(--muted);transition:.18s}
  .share a:hover{border-color:var(--brand);color:var(--brand);background:#EEF3FF}
  .share a svg{width:18px;height:18px}
  .tags{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:34px}
  .tags a{font-family:'JetBrains Mono';font-size:.76rem;color:var(--muted);background:var(--paper-2);padding:6px 12px;border-radius:20px;transition:.16s}
  .tags a:hover{color:var(--brand);background:#EEF3FF}

  .authorbox{background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);padding:26px;display:flex;gap:20px;margin-bottom:40px}
  .authorbox .avatar{width:64px;height:64px;font-size:1.4rem}
  .authorbox h4{font-size:1.1rem;margin-bottom:4px}
  .authorbox .role{font-family:'JetBrains Mono';font-size:.74rem;color:var(--brand);text-transform:uppercase;letter-spacing:.06em;margin-bottom:10px}
  .authorbox p{font-size:.92rem;color:var(--muted);margin:0}

  .toc{background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);padding:22px}
  .toc .wt{font-family:'JetBrains Mono';font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-bottom:15px}
  .toc a{display:block;font-size:.88rem;color:var(--muted);padding:8px 0 8px 15px;border-left:2px solid var(--line);transition:.16s;line-height:1.4}
  .toc a:hover{color:var(--text);border-color:var(--brand-2)}
  .toc a.active{color:var(--brand);border-color:var(--brand);font-weight:600}
  .calc-promo{background:linear-gradient(180deg,#0d1729,#0a1120);border:1px solid rgba(255,194,46,.2);border-radius:var(--r-lg);padding:22px;color:#fff;position:relative;overflow:hidden}
  .calc-promo .glow{position:absolute;width:180px;height:180px;border-radius:50%;background:radial-gradient(circle,rgba(255,194,46,.18),transparent 65%);top:-80px;right:-30px}
  .calc-promo h4{color:#fff;font-size:1.02rem;margin-bottom:6px;position:relative}
  .calc-promo p{color:var(--dmuted);font-size:.84rem;margin-bottom:14px;position:relative}
  .calc-promo .btn{width:100%;position:relative}

  .related{background:var(--paper-2);padding:64px 0}
  .related .rh{margin-bottom:30px}
  .related .rh .eyebrow{color:var(--brand);margin-bottom:10px;display:block}
  .related .rh h2{font-size:1.7rem;font-weight:700}
  .rgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}

  /* ---------- CALCULATOR HUB ---------- */
  .hub{background:radial-gradient(120% 150% at 85% -20%,#1a2c4d,var(--ink-1) 48%,var(--ink));color:#fff;padding:30px 0 50px;position:relative;overflow:hidden}
  .hub .grid{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px);background-size:46px 46px;mask:radial-gradient(80% 90% at 70% 0%,#000,transparent 78%)}
  .hub .wrap{position:relative}
  .hub .eyebrow{color:var(--energy);display:inline-flex;align-items:center;gap:9px;margin-bottom:16px}
  .hub .eyebrow::before{content:"";width:20px;height:1px;background:var(--energy)}
  .hub h1{font-size:clamp(2rem,4vw,2.9rem);font-weight:800;margin-bottom:14px;max-width:720px;color:#fff;}
  .hub p{color:#C7D2E3;font-size:1.08rem;max-width:600px}
  .hstats{display:flex;gap:30px;margin-top:28px;flex-wrap:wrap}
  .hstats div{font-family:'JetBrains Mono';font-size:.82rem;color:var(--dmuted)}
  .hstats b{color:var(--energy);font-size:1.15rem}
  .tsearch{position:relative;max-width:440px;margin-top:26px}
  .tsearch svg{position:absolute;left:15px;top:50%;transform:translateY(-50%);width:17px;height:17px;color:var(--dmuted)}
  .tsearch input{width:100%;font-family:'Inter';font-size:.94rem;padding:13px 15px 13px 44px;border-radius:11px;border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.06);color:#fff;outline:none;transition:.18s}
  .tsearch input::placeholder{color:#7C8AA3}
  .tsearch input:focus{border-color:var(--energy);background:rgba(255,255,255,.09)}

  .fbar{padding:34px 0 0;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
  .filters button{font-size:.84rem;font-weight:500;font-family:'Inter';padding:8px 15px;border-radius:20px;border:1px solid var(--line);background:#fff;color:var(--muted);cursor:pointer;transition:.18s;display:inline-flex;align-items:center;gap:7px}
  .filters button .n{font-family:'JetBrains Mono';font-size:.72rem;opacity:.6}
  .filters button.on,.filters button:hover{border-color:var(--brand);color:var(--brand);background:#EEF3FF}
  .count{font-family:'JetBrains Mono';font-size:.8rem;color:var(--muted)}

  /* scoped to this page's grid so the homepage's .tools/.tool/.ticon are unaffected */
  #tools{padding:26px 0 70px}
  #tools .tool{display:flex;flex-direction:column}
  #tools .tool.hide{display:none}
  #tools .ticon{margin-bottom:0;flex-shrink:0}
  #tools .thead{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;margin-bottom:16px}
  .badge{font-family:'JetBrains Mono';font-size:.62rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;padding:4px 8px;border-radius:5px}
  .b-top{background:var(--energy);color:#231A00}
  .b-new{background:var(--volt-soft);color:#0d6b45;border:1px solid #C4EED9}
  .tmeta{display:flex;gap:14px;font-family:'JetBrains Mono';font-size:.72rem;color:var(--muted);padding:12px 0;border-top:1px solid var(--line);margin-top:auto}
  .tmeta span{display:flex;align-items:center;gap:5px}
  .tmeta svg{width:13px;height:13px;opacity:.6}
  .empty{grid-column:1/-1;text-align:center;padding:56px 20px;color:var(--muted);display:none}
  .empty.show{display:block}
  .empty h3{margin-bottom:8px}

  .how{background:var(--paper-2);padding:70px 0}
  .how .hh{max-width:600px;margin-bottom:38px}
  .how .hh .eyebrow{color:var(--brand);display:block;margin-bottom:11px}
  .how .hh h2{font-size:clamp(1.6rem,3vw,2.2rem)}
  .how .hh p{color:var(--muted);margin-top:12px}
  .steps{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
  .step{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:26px;position:relative}
  .step .sn{font-family:'JetBrains Mono';font-weight:700;font-size:.78rem;color:var(--energy);letter-spacing:.1em;margin-bottom:14px}
  .step h3{font-size:1.1rem;margin-bottom:8px}
  .step p{color:var(--muted);font-size:.92rem}

  .faqsec{padding:70px 0}
  .faqsec .hh{max-width:600px;margin-bottom:32px}
  .faqsec .hh .eyebrow{color:var(--brand);display:block;margin-bottom:11px}
  .faqsec .hh h2{font-size:clamp(1.6rem,3vw,2.2rem)}
  .faq{max-width:800px;border:1px solid var(--line);border-radius:var(--r-lg);background:#fff;overflow:hidden}
  .fq{border-bottom:1px solid var(--line)}
  .fq:last-child{border-bottom:none}
  .fq button{width:100%;text-align:left;background:none;border:none;cursor:pointer;padding:19px 22px;font-family:'Sora';font-weight:600;font-size:1rem;color:var(--text);display:flex;justify-content:space-between;align-items:center;gap:16px}
  .fq button:hover{color:var(--brand)}
  .fq button svg{width:17px;height:17px;flex-shrink:0;transition:transform .22s;color:var(--muted)}
  .fq.open button svg{transform:rotate(45deg);color:var(--brand)}
  .fq .ans{max-height:0;overflow:hidden;transition:max-height .28s ease}
  .fq.open .ans{max-height:240px}
  .fq .ans p{padding:0 22px 20px;color:var(--muted);font-size:.95rem}

  /* ---------- CALCULATOR TOOL ---------- */
  .thero{background:radial-gradient(120% 140% at 85% -15%,#1a2c4d,var(--ink-1) 46%,var(--ink));color:#fff;padding:28px 0 70px;position:relative;overflow:hidden}
  .thero .grid{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px);background-size:46px 46px;mask:radial-gradient(80% 90% at 70% 0%,#000,transparent 78%)}
  .thero .wrap{position:relative}
  .thead-txt{max-width:640px;margin-bottom:34px}
  .thead-txt .eyebrow{color:var(--energy);display:inline-flex;align-items:center;gap:9px;margin-bottom:15px}
  .thead-txt .eyebrow::before{content:"";width:20px;height:1px;background:var(--energy)}
  .thead-txt h1{font-size:clamp(1.9rem,3.8vw,2.7rem);font-weight:800;margin-bottom:13px;color:#fff;}
  .thead-txt p{color:#C7D2E3;font-size:1.06rem}
  .tbadges{display:flex;gap:10px;margin-top:20px;flex-wrap:wrap}
  .tbadges span{font-family:'JetBrains Mono';font-size:.72rem;color:var(--dmuted);border:1px solid rgba(255,255,255,.14);border-radius:20px;padding:5px 12px;display:inline-flex;align-items:center;gap:6px}
  .tbadges svg{width:13px;height:13px;color:var(--volt)}

  .app{display:grid;grid-template-columns:1.15fr .85fr;gap:0;background:linear-gradient(180deg,#0d1729,#0a1120);border:1px solid rgba(255,255,255,.12);border-radius:22px;overflow:hidden;box-shadow:0 44px 90px -44px rgba(0,0,0,.85)}
  .form{padding:30px;border-right:1px solid rgba(255,255,255,.09)}
  .fsec{margin-bottom:22px}
  .fsec:last-child{margin-bottom:0}
  .flab{font-family:'JetBrains Mono';font-size:.68rem;letter-spacing:.12em;text-transform:uppercase;color:var(--dmuted);margin-bottom:12px;display:flex;align-items:center;gap:7px}
  .flab svg{width:13px;height:13px;opacity:.7}
  .srow label{display:flex;justify-content:space-between;align-items:baseline;font-size:.85rem;color:#C7D2E3;font-weight:500;margin-bottom:9px}
  .srow label b{font-family:'JetBrains Mono';color:#fff;font-size:1rem}
  .ticks{display:flex;justify-content:space-between;font-family:'JetBrains Mono';font-size:.64rem;color:#5D6B84;margin-top:6px}
  .grid2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
  .inp label{display:block;font-size:.8rem;color:#C7D2E3;margin-bottom:6px;font-weight:500}
  .inpwrap{position:relative}
  .inpwrap input{width:100%;font-family:'JetBrains Mono';font-weight:600;font-size:.92rem;padding:11px 46px 11px 13px;border-radius:9px;border:1px solid rgba(255,255,255,.14);background:rgba(255,255,255,.05);color:#fff;outline:none;transition:.18s}
  .inpwrap input:focus{border-color:var(--energy);background:rgba(255,255,255,.08)}
  .inpwrap .unit{position:absolute;right:12px;top:50%;transform:translateY(-50%);font-family:'JetBrains Mono';font-size:.72rem;color:#6E7C95;pointer-events:none}
  .nightbox{margin-top:12px}
  .nightbox.off{display:none}
  .fnote{font-size:.74rem;color:#6E7C95;margin-top:9px;display:flex;gap:6px;align-items:flex-start}
  .fnote svg{width:13px;height:13px;flex-shrink:0;margin-top:2px}
  .facts{display:flex;gap:10px;margin-top:24px}
  .facts .btn{flex:1}
  .btn-dark{background:rgba(255,255,255,.07);color:#fff;border-color:rgba(255,255,255,.18)}
  .btn-dark:hover{background:rgba(255,255,255,.13)}

  .result{padding:30px;display:flex;flex-direction:column;background:rgba(255,255,255,.02)}
  .rtop{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
  .rtop .lbl{font-family:'JetBrains Mono';font-size:.68rem;letter-spacing:.14em;color:var(--dmuted);text-transform:uppercase}
  .result .display{border-radius:14px;padding:18px 20px;margin:0 0 0;box-shadow:inset 0 0 30px rgba(255,194,46,.06)}
  .result .display .val{font-size:2.9rem}
  .display .sub{font-family:'JetBrains Mono';font-size:.74rem;color:#6E7C95;margin-top:8px;text-align:left;display:flex;justify-content:space-between}
  .display .sub b{color:#C7D2E3}
  .bar{display:flex;height:9px;border-radius:5px;overflow:hidden;margin:22px 0 14px;background:rgba(255,255,255,.06)}
  .bar i{display:block;transition:width .3s}
  .bar .e{background:var(--energy)} .bar .d{background:var(--brand-2)} .bar .s{background:var(--violet)} .bar .v{background:var(--volt)}
  .legend{display:flex;flex-direction:column;gap:2px}
  .lrow{display:flex;align-items:center;gap:10px;padding:9px 0;border-bottom:1px solid rgba(255,255,255,.06);font-size:.86rem}
  .lrow:last-of-type{border-bottom:none}
  .lrow .sw{width:9px;height:9px;border-radius:3px;flex-shrink:0}
  .lrow .nm{color:#C7D2E3;flex:1}
  .lrow .pc{font-family:'JetBrains Mono';font-size:.72rem;color:#6E7C95;min-width:38px;text-align:right}
  .lrow .amt{font-family:'JetBrains Mono';font-weight:600;color:#fff;min-width:70px;text-align:right}
  .total{display:flex;justify-content:space-between;align-items:center;padding:15px 0 0;margin-top:8px;border-top:1px solid rgba(255,255,255,.14)}
  .total .tl{font-family:'Sora';font-weight:600;color:#fff;font-size:.94rem}
  .total .tv{font-family:'JetBrains Mono';font-weight:700;color:var(--energy);font-size:1.2rem}
  .rfoot{margin-top:auto;padding-top:20px}
  .rfoot .btn{width:100%}
  .rfoot .disc{font-size:.7rem;color:#5D6B84;text-align:center;margin-top:11px;line-height:1.5}

  .content{padding:70px 0}
  .clayout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:48px;align-items:start}
  .formula{background:#0d1729;border:1px solid rgba(255,194,46,.2);border-radius:var(--r-md);padding:22px;margin:24px 0;color:#fff}
  .formula .fl{font-family:'JetBrains Mono';font-size:.66rem;letter-spacing:.12em;text-transform:uppercase;color:var(--dmuted);margin-bottom:12px}
  .formula code{font-family:'JetBrains Mono';font-size:.92rem;color:var(--energy);display:block;line-height:2;word-break:break-word}
  .formula code span{color:#C7D2E3}

  /* ---------- SEARCH RESULTS ---------- */
  .shero{background:radial-gradient(120% 150% at 85% -25%,#1a2c4d,var(--ink-1) 48%,var(--ink));color:#fff;padding:30px 0 44px;position:relative;overflow:hidden}
  .shero .grid{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px);background-size:46px 46px;mask:radial-gradient(80% 90% at 70% 0%,#000,transparent 78%)}
  .shero .wrap{position:relative}
  .shero .eyebrow{color:var(--energy);display:inline-flex;align-items:center;gap:9px;margin-bottom:15px}
  .shero .eyebrow::before{content:"";width:20px;height:1px;background:var(--energy)}
  .shero h1{font-size:clamp(1.8rem,3.6vw,2.5rem);font-weight:800;margin-bottom:8px;color:#fff;}
  .shero h1 em{font-style:normal;color:var(--energy)}
  .shero .sub{color:#C7D2E3;font-family:'JetBrains Mono';font-size:.85rem}
  .bigsearch{position:relative;max-width:640px;margin-top:26px}
  .bigsearch>svg{position:absolute;left:18px;top:50%;transform:translateY(-50%);width:19px;height:19px;color:var(--dmuted)}
  .bigsearch input{width:100%;font-family:'Inter';font-size:1rem;padding:16px 110px 16px 50px;border-radius:12px;border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.06);color:#fff;outline:none;transition:.18s;box-sizing:border-box}
  .bigsearch input::placeholder{color:#7C8AA3}
  .bigsearch input:focus{border-color:var(--energy);background:rgba(255,255,255,.09)}
  .bigsearch .go{position:absolute;right:6px;top:6px;bottom:6px;padding:0 18px}
  .sugg{display:flex;gap:8px;margin-top:16px;flex-wrap:wrap;align-items:center}
  .sugg span{font-family:'JetBrains Mono';font-size:.72rem;color:#6E7C95}
  .sugg a{font-family:'Inter';font-size:.8rem;color:var(--dmuted);background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);border-radius:20px;padding:5px 12px;cursor:pointer;transition:.16s;display:inline-block}
  .sugg a:hover{color:#fff;border-color:var(--energy)}

  .tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:8px}
  .tabs a{font-size:.84rem;font-weight:500;font-family:'Inter';padding:8px 15px;border-radius:20px;border:1px solid var(--line);background:#fff;color:var(--muted);cursor:pointer;transition:.18s;display:inline-flex;align-items:center;gap:7px}
  .tabs a .n{font-family:'JetBrains Mono';font-size:.72rem;opacity:.6}
  .tabs a.on,.tabs a:hover{border-color:var(--brand);color:var(--brand);background:#EEF3FF}
  .rescount{font-family:'JetBrains Mono';font-size:.8rem;color:var(--muted);padding:14px 0 18px;border-bottom:1px solid var(--line);margin-bottom:6px}
  .rescount b{color:var(--text)}

  .rlist{display:flex;flex-direction:column}
  .res{display:flex;gap:16px;align-items:flex-start;padding:22px 0;border-bottom:1px solid var(--line);transition:.18s}
  .res:hover .rt{color:var(--brand)}
  .rbody{flex:1;min-width:0}
  .res .rtop{display:flex;align-items:center;gap:9px;margin-bottom:5px;flex-wrap:wrap}
  .tag{font-family:'JetBrains Mono';font-size:.62rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;padding:3px 8px;border-radius:5px}
  .tag-tool{background:#FFF4D6;color:#8a6508}
  .tag-post{background:#EAF0FF;color:var(--brand-ink)}
  .tag-page{background:#EEEAFB;color:#4a2fa8}
  .rt{font-family:'Sora';font-weight:600;font-size:1.1rem;line-height:1.3;margin-bottom:6px;transition:color .16s}
  .rex{color:var(--muted);font-size:.92rem}
  .rex mark,.rt mark{background:rgba(255,194,46,.32);color:inherit;border-radius:3px;padding:0 2px}
  .rmeta{display:flex;gap:8px;align-items:center;font-family:'JetBrains Mono';font-size:.72rem;color:var(--muted);margin-top:9px}
  .rmeta .d{width:3px;height:3px;border-radius:50%;background:var(--muted)}
  .rarr{align-self:center;color:var(--line);flex-shrink:0}
  .rarr svg{width:18px;height:18px;transition:transform .2s,color .2s}
  .res:hover .rarr svg{transform:translateX(4px);color:var(--brand)}

  .search-empty{text-align:center;padding:60px 20px;border:1px dashed var(--line);border-radius:var(--r-lg);background:#fff;margin-top:20px}
  .search-empty .ei{width:58px;height:58px;border-radius:16px;background:var(--paper-2);display:grid;place-items:center;margin:0 auto 18px;color:var(--muted)}
  .search-empty .ei svg{width:28px;height:28px}
  .search-empty h3{font-size:1.2rem;margin-bottom:8px}
  .search-empty p{color:var(--muted);font-size:.94rem;max-width:420px;margin:0 auto 20px}
  .search-empty .ideas{display:flex;gap:8px;justify-content:center;flex-wrap:wrap}
  .search-empty .ideas a{font-family:'Inter';font-size:.82rem;color:var(--brand);background:#EEF3FF;border:1px solid #D7E2FF;border-radius:20px;padding:6px 13px;cursor:pointer;transition:.16s;display:inline-block}
  .search-empty .ideas a:hover{background:#e2ebff}

  .ccta h4{color:#fff;font-size:1.02rem;margin-bottom:6px;position:relative}

  /* ---------- CONTACT ---------- */
  .khero{background:radial-gradient(120% 150% at 85% -25%,#1a2c4d,var(--ink-1) 48%,var(--ink));color:#fff;padding:30px 0 96px;position:relative;overflow:hidden}
  .khero .grid{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px);background-size:46px 46px;mask:radial-gradient(80% 90% at 70% 0%,#000,transparent 78%)}
  .khero .wrap{position:relative}
  .khero .eyebrow{color:var(--energy);display:inline-flex;align-items:center;gap:9px;margin-bottom:15px}
  .khero .eyebrow::before{content:"";width:20px;height:1px;background:var(--energy)}
  .khero h1{font-size:clamp(2rem,4vw,2.8rem);font-weight:800;margin-bottom:13px;max-width:640px;color:#fff}
  .khero p{color:#C7D2E3;font-size:1.06rem;max-width:560px}

  .klayout{display:grid;grid-template-columns:1.25fr .75fr;gap:34px;margin-top:-60px;position:relative;z-index:2;padding-bottom:70px;align-items:start}

  .fcard{background:var(--card);border:1px solid var(--line);border-radius:22px;padding:34px;box-shadow:var(--shadow)}
  .fcard .fh{margin-bottom:26px;padding-bottom:20px;border-bottom:1px solid var(--line)}
  .fcard .fh h2{font-size:1.4rem;margin-bottom:6px}
  .fcard .fh p{color:var(--muted);font-size:.94rem}

  .wpcf7{position:relative}
  .wpcf7 .screen-reader-response{position:absolute;overflow:hidden;clip:rect(1px,1px,1px,1px);width:1px;height:1px;margin:-1px;padding:0;border:0}
  .wpcf7-form p{margin:0 0 17px}
  .cf-row{display:grid;grid-template-columns:1fr 1fr;gap:15px}
  .wpcf7-form label{display:block;font-family:'Sora';font-size:.86rem;font-weight:600;color:var(--text);margin-bottom:7px}
  .req{color:var(--danger);font-weight:400}
  .hint{display:block;font-family:'Inter';font-size:.78rem;font-weight:400;color:var(--muted);margin-top:5px}
  .wpcf7-form-control-wrap{display:block;position:relative}

  .wpcf7-form-control.wpcf7-text,
  .wpcf7-form-control.wpcf7-email,
  .wpcf7-form-control.wpcf7-textarea,
  .wpcf7-form-control.wpcf7-select{
    width:100%;font-family:'Inter';font-size:.94rem;color:var(--text);
    padding:12px 14px;border-radius:10px;border:1px solid var(--line);
    background:#fff;outline:none;transition:border-color .18s,box-shadow .18s,background .18s;
  }
  .wpcf7-form-control.wpcf7-textarea{min-height:150px;resize:vertical;line-height:1.6}
  .wpcf7-form-control.wpcf7-select{cursor:pointer;appearance:none;background-image:url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23586377' stroke-width='2.4'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 13px center;background-size:16px;padding-right:40px}
  .wpcf7-form-control:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(44,91,230,.12)}
  .wpcf7-form-control::placeholder{color:#93A0B4}

  .wpcf7-form-control-wrap.rodo{margin-top:2px}
  .wpcf7-acceptance .wpcf7-list-item{margin:0}
  .wpcf7-acceptance label{display:flex;align-items:flex-start;gap:11px;font-family:'Inter';font-size:.85rem;font-weight:400;color:var(--muted);cursor:pointer;margin:0;line-height:1.55}
  .wpcf7-acceptance input[type=checkbox]{appearance:none;width:19px;height:19px;border:1.5px solid var(--line);border-radius:6px;flex-shrink:0;margin-top:1px;cursor:pointer;transition:.16s;position:relative;background:#fff}
  .wpcf7-acceptance input[type=checkbox]:checked{background:var(--brand);border-color:var(--brand)}
  .wpcf7-acceptance input[type=checkbox]:checked::after{content:"";position:absolute;left:5.5px;top:2px;width:5px;height:9px;border:solid #fff;border-width:0 2px 2px 0;transform:rotate(45deg)}
  .wpcf7-acceptance a{color:var(--brand);font-weight:600;border-bottom:1px solid rgba(44,91,230,.3)}

  .cf-submit{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-top:4px!important}
  .wpcf7-form-control.wpcf7-submit{
    font-family:'Sora';font-weight:600;font-size:.94rem;color:#231A00;
    background:linear-gradient(160deg,var(--energy),var(--energy-2));
    border:none;border-radius:10px;padding:13px 26px;cursor:pointer;
    box-shadow:0 8px 22px -10px var(--energy-glow);transition:transform .15s,box-shadow .2s;
  }
  .wpcf7-form-control.wpcf7-submit:hover{transform:translateY(-2px)}
  .wpcf7-form-control.wpcf7-submit:disabled{opacity:.6;cursor:not-allowed;transform:none}
  .wpcf7-spinner{display:none;width:22px;height:22px;border:2.5px solid var(--line);border-top-color:var(--brand);border-radius:50%;animation:spin .8s linear infinite}
  .wpcf7-form.submitting .wpcf7-spinner{display:block}
  @keyframes spin{to{transform:rotate(360deg)}}
  .cf-submit .safe{font-family:'JetBrains Mono';font-size:.72rem;color:var(--muted);display:flex;align-items:center;gap:6px;margin-left:auto}
  .cf-submit .safe svg{width:13px;height:13px;color:var(--volt)}

  .wpcf7-not-valid{border-color:var(--danger)!important;background:var(--danger-soft)!important}
  .wpcf7-not-valid-tip{display:block;font-size:.78rem;color:var(--danger);margin-top:6px;font-weight:500}
  .wpcf7-response-output{
    margin:22px 0 0!important;padding:14px 17px!important;border-radius:var(--r-md)!important;
    font-size:.9rem;border:1px solid var(--line)!important;background:var(--paper-2);color:var(--text);
  }
  .wpcf7 form.init .wpcf7-response-output,
  .wpcf7 form.resetting .wpcf7-response-output,
  .wpcf7 form.submitting .wpcf7-response-output{display:none}
  .wpcf7 form.sent .wpcf7-response-output{border-color:#C4EED9!important;background:var(--volt-soft);color:#0d6b45}
  .wpcf7 form.invalid .wpcf7-response-output,
  .wpcf7 form.unaccepted .wpcf7-response-output,
  .wpcf7 form.payment-required .wpcf7-response-output{border-color:#FFE3B0!important;background:#FFF8E8;color:#8a6508}
  .wpcf7 form.failed .wpcf7-response-output,
  .wpcf7 form.aborted .wpcf7-response-output{border-color:#F8C9CB!important;background:var(--danger-soft);color:#a02a2e}
  .wpcf7 form.spam .wpcf7-response-output{border-color:#F8C9CB!important;background:var(--danger-soft);color:#a02a2e}

  .kside{display:flex;flex-direction:column;gap:16px}
  .icard{background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);padding:22px;display:flex;gap:15px;transition:transform .2s,box-shadow .25s,border-color .2s}
  .icard:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:transparent}
  .icard .ii{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;flex-shrink:0}
  .icard .ii svg{width:21px;height:21px}
  .i-blue{background:#EAF0FF;color:var(--brand)} .i-amber{background:#FFF4D6;color:#B8860B}
  .i-green{background:var(--volt-soft);color:var(--volt)} .i-violet{background:#EEEAFB;color:var(--violet)}
  .icard h3{font-size:1rem;margin-bottom:4px}
  .icard p{color:var(--muted);font-size:.86rem;margin-bottom:7px}
  .icard .val{font-family:'JetBrains Mono';font-size:.85rem;color:var(--brand);font-weight:600;word-break:break-all}
  .dcard{background:linear-gradient(180deg,#0d1729,#0a1120);border:1px solid rgba(255,194,46,.2);border-radius:var(--r-lg);padding:22px;color:#fff;position:relative;overflow:hidden}
  .dcard .glow{position:absolute;width:200px;height:200px;border-radius:50%;background:radial-gradient(circle,rgba(255,194,46,.16),transparent 65%);top:-90px;right:-40px}
  .dcard .wt{font-family:'JetBrains Mono';font-size:.7rem;letter-spacing:.12em;text-transform:uppercase;color:var(--dmuted);margin-bottom:14px;position:relative}
  .dcard .drow{display:flex;justify-content:space-between;align-items:center;padding:9px 0;border-bottom:1px solid rgba(255,255,255,.07);font-size:.85rem;color:#C7D2E3;position:relative}
  .dcard .drow:last-child{border-bottom:none}
  .dcard .drow b{font-family:'JetBrains Mono';color:var(--energy);font-weight:600}

  .fh2{max-width:600px;margin-bottom:30px}
  .fh2 .eyebrow{color:var(--brand);display:block;margin-bottom:11px}
  .fh2 h2{font-size:clamp(1.6rem,3vw,2.1rem)}

  /* ---------- GENERIC PAGE ---------- */
  .phero{background:radial-gradient(120% 150% at 85% -25%,#1a2c4d,var(--ink-1) 48%,var(--ink));color:#fff;padding:30px 0 52px;position:relative;overflow:hidden}
  .phero .grid{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px);background-size:46px 46px;mask:radial-gradient(80% 90% at 70% 0%,#000,transparent 78%)}
  .phero .wrap{position:relative;margin-left:auto;margin-right:auto}
  .phero .eyebrow{color:var(--energy);display:inline-flex;align-items:center;gap:9px;margin-bottom:15px}
  .phero .eyebrow::before{content:"";width:20px;height:1px;background:var(--energy)}
  .phero h1{font-size:clamp(2rem,4vw,2.8rem);font-weight:800;margin-bottom:14px;color:#fff;}
  .phero .lede{color:#C7D2E3;font-size:1.08rem;max-width:640px}
  .pmeta{display:flex;gap:8px;align-items:center;font-family:'JetBrains Mono';font-size:.74rem;color:var(--dmuted);margin-top:24px;flex-wrap:wrap}
  .pmeta .d{width:3px;height:3px;border-radius:50%;background:var(--dmuted)}
  .pmeta b{color:#C7D2E3;font-weight:600}

  .plyt{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:48px;padding:52px 0 74px;align-items:start}
  .plyt.narrow{grid-template-columns:minmax(0,760px);justify-content:center}

  /* ---------- FOOTER ---------- */
  footer{background:var(--ink);color:var(--dmuted);padding:66px 0 0;margin-top:0;border-top:1px solid var(--dline)}
  .fcols{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr 1fr;gap:36px;padding-bottom:52px}
  .fbrand .brand{margin-bottom:16px}
  .fbrand p{font-size:.9rem;color:var(--dmuted);max-width:260px}
  .fcol h4{font-family:'Sora';color:#fff;font-size:.82rem;letter-spacing:.02em;margin-bottom:18px;text-transform:uppercase;font-weight:600}
  .fcol li{list-style:none;}
  .fcol a{display:block;font-size:.88rem;color:var(--dmuted);padding:6px 0;transition:color .16s}
  .fcol a:hover{color:var(--energy)}
  .fbot{border-top:1px solid var(--dline);padding:22px 0;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px}
  .fbot p{font-size:.82rem;color:#6B7890}
  .fbot .flinks,.fbot .flinks p{display:flex;gap:20px;flex-wrap:wrap}
  .fbot .flinks a{font-size:.82rem;color:#8494AC}
  .fbot .flinks a:hover{color:#fff}

  /* mobile menu */
  .mobile{display:none;position:fixed;inset:66px 0 0;background:var(--ink);z-index:55;padding:20px 22px;overflow-y:auto}
  .mobile.show{display:block}
  .mobile a{display:block;color:#fff;font-size:1.05rem;font-weight:500;padding:13px 0;border-bottom:1px solid var(--dline)}
  .mobile .sub a{font-size:.92rem;color:var(--dmuted);padding:9px 0 9px 16px;border:none}
  .mobile .mlabel{color:var(--energy);font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;font-family:'JetBrains Mono';margin:18px 0 4px}

  /**/
  .thero .pec-calculator{
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
    margin-top: 40px !important;
    margin-bottom: 0px !important;
  }

  @media(max-width:960px){
    .menu,.nav .btn.desk{display:none}
    .burger{display:grid;place-items:center;margin-left:auto}
    .hero .wrap{grid-template-columns:1fr;gap:44px}
    .hero{padding:52px 0 66px}
    .tools,.arts,.why-grid,.steps{grid-template-columns:1fr 1fr}
    .fcols{grid-template-columns:1fr 1fr}
    .layout{grid-template-columns:1fr;gap:40px}
    aside{position:static}
    .featured{grid-template-columns:1fr}
    .featured .fimg{min-height:180px}
    .alayout{grid-template-columns:1fr;gap:0;margin-top:-70px}
    .inlinecalc{flex-direction:column;text-align:center}
    .rgrid{grid-template-columns:1fr 1fr}
    .app{grid-template-columns:1fr}
    .form{border-right:none;border-bottom:1px solid rgba(255,255,255,.09)}
    .clayout{grid-template-columns:1fr;gap:40px}
    .klayout{grid-template-columns:1fr;margin-top:-50px}
    .plyt{grid-template-columns:1fr;gap:40px}
  }
  @media(max-width:600px){
    .tools,.arts,.why-grid,.fcols,.steps{grid-template-columns:1fr}
    .layout .arts{grid-template-columns:1fr}
    .band{padding:30px 24px}
    .why{padding:40px 24px;border-radius:20px}
    .tool p{min-height:auto}
    section.block{padding:56px 0}
    .rgrid{grid-template-columns:1fr}
    .cover .big{font-size:7rem}
    .authorbox{flex-direction:column;text-align:center;align-items:center}
    .prose table{font-size:.84rem}
    .prose table th,.prose table td{padding:10px 11px}
    .grid2{grid-template-columns:1fr}
    .form,.result{padding:22px}
    .result .display .val{font-size:2.3rem}
    .bigsearch input{padding:14px 14px 14px 46px}
    .bigsearch .go{display:none}
    .rarr{display:none}
    .cf-row{grid-template-columns:1fr}
    .fcard{padding:24px 20px}
    .cf-submit .safe{margin-left:0}
    .dl .drow{grid-template-columns:1fr;gap:3px}
    .prose h2{font-size:1.4rem}
  }
  @media print{
    header,.mobile,aside,.band,footer,.pbtns{display:none!important}
    .phero{background:none;color:#000;padding:0 0 20px}
    .phero .grid{display:none}
    .phero h1,.phero .lede,.pmeta{color:#000}
    .plyt{grid-template-columns:1fr;padding:0}
    body{background:#fff}
    .formula{background:#fff;border:1px solid #999;color:#000}
    .formula code,.formula code span{color:#000}
    .prose table th{background:#eee;color:#000}
  }
  @media(prefers-reduced-motion:reduce){
    *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  }
  :focus-visible{outline:2px solid var(--energy);outline-offset:2px;border-radius:4px}