:root{
    --ink:#14170F;
    --charcoal:#262B24;
    --charcoal-2:#2E332B;
    --paper:#E7E3DA;
    --paper-dim:#B9B6AC;
    --stone:#8B8D82;
    --gold:#C9A24B;
    --gold-dim:#8A733A;
    --sage:#7C9473;
    --red-flag:#B96A4E;
    --line:rgba(231,227,218,0.12);
  }
  *{box-sizing:border-box; margin:0; padding:0;}
  html{scroll-behavior:smooth;}
  body{
    background:var(--ink);
    color:var(--paper);
    font-family:'Inter',sans-serif;
    font-weight:400;
    overflow-x:hidden;
    -webkit-font-smoothing:antialiased;
  }
  ::selection{background:var(--gold); color:var(--ink);}

  h1,h2,h3,.display{
    font-family:'Manrope',sans-serif;
    font-weight:800;
    letter-spacing:-0.01em;
    line-height:1.05;
  }
  .mono{
    font-family:'IBM Plex Mono',monospace;
    letter-spacing:0.04em;
  }
  .eyebrow{
    font-family:'IBM Plex Mono',monospace;
    font-size:12px;
    letter-spacing:0.22em;
    text-transform:uppercase;
    color:var(--gold);
    font-weight:600;
    display:flex;
    align-items:center;
    gap:10px;
    margin-bottom:22px;
  }
  .eyebrow::before{
    content:"";
    width:26px; height:1px;
    background:var(--gold);
    display:inline-block;
  }

  /* progress bar */
  #progress{
    position:fixed; top:0; left:0; height:3px;
    background:linear-gradient(90deg,var(--sage),var(--gold));
    width:0%; z-index:1000;
    transition:width 0.08s linear;
  }

  /* side dot nav */
  #dotnav{
    position:fixed; right:32px; top:50%; transform:translateY(-50%);
    z-index:999;
    display:flex; flex-direction:column; gap:16px;
  }
  #dotnav .dot{
    width:8px; height:8px; border-radius:50%;
    background:rgba(231,227,218,0.25);
    transition:background 0.3s, transform 0.3s;
    cursor:pointer;
  }
  #dotnav .dot.active{
    background:var(--gold);
    transform:scale(1.4);
  }
  @media (max-width:900px){ #dotnav{display:none;} }

  section{
    min-height:100vh;
    width:100%;
    display:flex;
    align-items:center;
    padding:120px 8vw;
    position:relative;
    border-bottom:1px solid var(--line);
  }
  .wrap{ max-width:980px; margin:0 auto; width:100%; }

  /* reveal */
  .reveal{
    opacity:0; transform:translateY(28px);
    transition:opacity 0.8s cubic-bezier(.2,.7,.3,1), transform 0.8s cubic-bezier(.2,.7,.3,1);
  }
  .reveal.in{ opacity:1; transform:translateY(0); }

  /* ============ HERO ============ */
  #hero{
    background:
      radial-gradient(ellipse 80% 60% at 70% 20%, rgba(201,162,75,0.10), transparent 60%),
      radial-gradient(ellipse 60% 50% at 10% 90%, rgba(124,148,115,0.08), transparent 60%),
      var(--ink);
    flex-direction:column;
    align-items:flex-start;
    justify-content:center;
    border-bottom:none;
  }
  #hero .brand{
    display:flex; align-items:center; gap:10px;
    margin-bottom:80px;
  }
  #hero .brand .mark{
    width:34px; height:34px; border-radius:50%;
    background:var(--paper);
    display:flex; align-items:center; justify-content:center;
    font-family:'Manrope'; font-weight:800; color:var(--ink); font-size:18px;
  }
  #hero .brand span{
    font-family:'IBM Plex Mono'; font-size:13px; letter-spacing:0.3em;
    text-transform:uppercase; color:var(--paper-dim);
  }
  #hero h1{
    font-size:clamp(2.6rem, 7vw, 5.4rem);
    color:var(--paper);
  }
  #hero h1 em{
    font-style:normal;
    color:var(--gold);
  }
  #hero .sub{
    max-width:560px;
    font-size:1.15rem;
    color:var(--paper-dim);
    margin-top:28px;
    line-height:1.55;
  }
  #hero .meta{
    display:flex; gap:48px;
    margin-top:64px;
    padding-top:28px;
    border-top:1px solid var(--line);
    width:100%; max-width:560px;
  }
  #hero .meta div .k{ font-size:11px; color:var(--stone); text-transform:uppercase; letter-spacing:0.15em; margin-bottom:6px;}
  #hero .meta div .v{ font-family:'Manrope'; font-weight:700; font-size:1.05rem; }
  .scrollcue{
    position:absolute; bottom:46px; left:8vw;
    display:flex; align-items:center; gap:10px;
    color:var(--stone); font-size:12px; letter-spacing:0.1em;
    font-family:'IBM Plex Mono';
    animation:bob 2.2s ease-in-out infinite;
  }
  .scrollcue .stem{ width:1px; height:34px; background:linear-gradient(var(--gold),transparent); }
  @keyframes bob{ 0%,100%{transform:translateY(0);} 50%{transform:translateY(8px);} }

  /* ============ chapter heading pattern ============ */
  .chapnum{
    font-family:'IBM Plex Mono'; font-size:13px; color:var(--gold);
    letter-spacing:0.15em; margin-bottom:16px; display:block;
  }
  h2.title{
    font-size:clamp(1.9rem, 4vw, 3.1rem);
    color:var(--paper);
    max-width:820px;
    margin-bottom:22px;
  }
  .lede{
    font-size:1.08rem; color:var(--paper-dim); max-width:640px; line-height:1.65;
    margin-bottom:52px;
  }
  .lede strong{ color:var(--paper); font-weight:600; }

  /* stat cards */
  .stats-grid{
    display:grid; grid-template-columns:repeat(4,1fr); gap:1px;
    background:var(--line);
    border:1px solid var(--line);
    margin-bottom:56px;
  }
  @media(max-width:800px){ .stats-grid{grid-template-columns:repeat(2,1fr);} }
  .stat{
    background:var(--charcoal);
    padding:30px 22px;
  }
  .stat .label{ font-size:11px; text-transform:uppercase; letter-spacing:0.12em; color:var(--stone); margin-bottom:14px; }
  .stat .num{ font-family:'Manrope'; font-weight:800; font-size:clamp(1.5rem,2.6vw,2.1rem); color:var(--paper); }
  .stat .num.gold{ color:var(--gold); }
  .stat .foot{ font-size:12.5px; color:var(--stone); margin-top:10px; line-height:1.4; }

  /* funnel */
  .funnel{ margin-top:8px; }
  .fstep{
    display:grid; grid-template-columns:170px 1fr 90px; align-items:center; gap:18px;
    margin-bottom:10px;
  }
  .fstep .flabel{ font-size:13px; color:var(--paper-dim); }
  .fstep .fbar-track{ height:30px; background:rgba(231,227,218,0.06); border-radius:3px; overflow:hidden; }
  .fstep .fbar{
    height:100%; width:0%;
    background:linear-gradient(90deg, var(--sage), var(--gold));
    border-radius:3px;
    transition:width 1.2s cubic-bezier(.2,.7,.3,1);
  }
  .fstep .fval{ font-family:'IBM Plex Mono'; font-size:14px; text-align:right; color:var(--paper); }
  .fstep .fdrop{ grid-column:2; font-size:11px; color:var(--stone); margin-top:4px; font-family:'IBM Plex Mono'; }

  .callout{
    margin-top:36px;
    border-left:2px solid var(--gold);
    padding:18px 26px;
    background:rgba(201,162,75,0.06);
    font-size:0.98rem; color:var(--paper);
    line-height:1.6;
  }
  .callout b{ color:var(--gold); }

  /* two col */
  .twocol{ display:grid; grid-template-columns:1fr 1fr; gap:56px; }
  @media(max-width:800px){ .twocol{grid-template-columns:1fr;} }
  .card{
    background:var(--charcoal); border:1px solid var(--line); padding:28px;
  }
  .card h3{ font-size:1.1rem; color:var(--paper); margin-bottom:14px; }
  .card ul{ list-style:none; }
  .card li{ font-size:0.95rem; color:var(--paper-dim); margin-bottom:10px; padding-left:18px; position:relative; line-height:1.5;}
  .card li::before{ content:"—"; position:absolute; left:0; color:var(--gold); }
  .bignum{ font-family:'Manrope'; font-weight:800; font-size:2.4rem; color:var(--gold); }

  .warnbox{
    margin-top:28px;
    border:1px solid rgba(185,106,78,0.4);
    background:rgba(185,106,78,0.08);
    padding:18px 24px;
    font-size:0.95rem; color:var(--paper); line-height:1.6;
  }
  .warnbox b{ color:var(--red-flag); }

  /* gauge */
  .gaugewrap{ display:flex; gap:56px; align-items:center; flex-wrap:wrap; }
  .gauge-num{ font-family:'Manrope'; font-weight:800; font-size:3.2rem; }
  .gauge-zone{ font-family:'IBM Plex Mono'; font-size:13px; letter-spacing:0.1em; }

  /* keyword table */
  .kwtable{ width:100%; border-collapse:collapse; margin-top:10px; font-size:0.92rem; }
  .kwtable th{
    text-align:left; font-family:'IBM Plex Mono'; font-size:11px; text-transform:uppercase;
    letter-spacing:0.1em; color:var(--stone); padding:10px 14px; border-bottom:1px solid var(--line);
  }
  .kwtable td{ padding:14px; border-bottom:1px solid var(--line); color:var(--paper-dim); }
  .kwtable td.strong{ color:var(--paper); font-weight:600; }
  .tag{ display:inline-block; padding:3px 10px; border-radius:20px; font-size:11px; font-family:'IBM Plex Mono'; }
  .tag.low{ background:rgba(124,148,115,0.15); color:var(--sage); }
  .tag.high{ background:rgba(185,106,78,0.15); color:var(--red-flag); }

  /* calc steps */
  .calcflow{ display:flex; flex-wrap:wrap; gap:0; align-items:stretch; margin-top:40px; }
  .calcbox{
    background:var(--charcoal); border:1px solid var(--line); padding:22px; flex:1; min-width:190px;
  }
  .calcbox .t{ font-size:10.5px; text-transform:uppercase; letter-spacing:0.1em; color:var(--stone); margin-bottom:10px; }
  .calcbox .v{ font-family:'IBM Plex Mono'; font-size:1.3rem; color:var(--paper); }
  .calcarrow{ display:flex; align-items:center; justify-content:center; padding:0 10px; color:var(--gold); font-size:1.4rem; }
  @media(max-width:750px){ .calcflow{flex-direction:column;} .calcarrow{transform:rotate(90deg); padding:6px 0;} }

  .resultstrip{
    margin-top:44px; padding:30px; background:linear-gradient(135deg, rgba(201,162,75,0.12), rgba(124,148,115,0.06));
    border:1px solid rgba(201,162,75,0.3);
    display:flex; justify-content:space-between; flex-wrap:wrap; gap:24px;
  }
  .resultstrip .item .k{ font-size:11px; text-transform:uppercase; letter-spacing:0.1em; color:var(--stone); margin-bottom:8px;}
  .resultstrip .item .v{ font-family:'Manrope'; font-weight:800; font-size:1.7rem; color:var(--gold); }
  .disclaimer{ font-size:12px; color:var(--stone); margin-top:22px; line-height:1.6; max-width:700px; }

  /* curve section */
  .curvewrap{ position:relative; margin-top:20px; }
  .curve-legend{ display:flex; gap:28px; margin-top:18px; font-size:12.5px; }
  .curve-legend .li{ display:flex; align-items:center; gap:8px; color:var(--paper-dim); }
  .curve-legend .sw{ width:18px; height:2px; }

  /* pricing */
  .pricewrap{ display:grid; grid-template-columns:1fr auto 1fr; align-items:center; gap:24px; margin-top:20px;}
  @media(max-width:750px){ .pricewrap{grid-template-columns:1fr; text-align:center;} }
  .pricecard{ padding:34px 28px; text-align:center; }
  .pricecard.old{ opacity:0.55; }
  .pricecard .plabel{ font-size:11px; text-transform:uppercase; letter-spacing:0.15em; color:var(--stone); margin-bottom:16px;}
  .pricecard .pval{ font-family:'Manrope'; font-weight:800; font-size:3rem; }
  .pricecard.old .pval{ color:var(--paper-dim); text-decoration:line-through; text-decoration-color:var(--red-flag); text-decoration-thickness:2px;}
  .pricecard.new .pval{ color:var(--gold); }
  .pricecard .pfoot{ font-size:12.5px; color:var(--stone); margin-top:10px; }
  .arrowbig{ font-size:2rem; color:var(--gold); }

  .includes{ margin-top:50px; }
  .includes .row{
    display:grid; grid-template-columns:28px 1fr; gap:16px;
    padding:16px 0; border-bottom:1px solid var(--line);
  }
  .includes .row .ck{ color:var(--sage); font-family:'IBM Plex Mono'; }
  .includes .row .tt{ color:var(--paper); font-weight:600; margin-bottom:4px; }
  .includes .row .dd{ color:var(--paper-dim); font-size:0.92rem; line-height:1.5; }

  .barcompare{ display:flex; align-items:flex-end; gap:60px; height:220px; margin-top:50px; padding:0 20px; }
  .barcol{ display:flex; flex-direction:column; align-items:center; flex:1; height:100%; justify-content:flex-end; }
  .barcol .barlabel{ font-family:'IBM Plex Mono'; font-size:12px; color:var(--stone); margin-bottom:10px; text-align:center; }
  .barcol .barval{ font-family:'Manrope'; font-weight:800; font-size:1.3rem; margin-bottom:10px; }
  .barcol .bar{ width:70px; border-radius:4px 4px 0 0; height:0%; transition:height 1.4s cubic-bezier(.2,.7,.3,1);}
  .bar.small{ background:var(--stone); }
  .bar.big{ background:linear-gradient(180deg, var(--gold), var(--sage)); }

  .verdict{
    margin-top:50px; font-family:'Manrope'; font-weight:700; font-size:clamp(1.3rem,2.6vw,1.8rem);
    color:var(--paper); max-width:760px; line-height:1.4;
  }
  .verdict .hl{ color:var(--gold); }

  /* closing */
  #closing{
    flex-direction:column; align-items:flex-start; justify-content:center;
    background:linear-gradient(180deg, var(--ink), var(--charcoal));
    border-bottom:none;
  }
  #closing h2{
    font-size:clamp(2rem,5vw,3.6rem); color:var(--paper); max-width:820px; margin-bottom:26px;
  }
  #closing .sub{ color:var(--paper-dim); max-width:560px; font-size:1.05rem; line-height:1.6; margin-bottom:56px; }
  .signature{ display:flex; align-items:center; gap:16px; padding-top:32px; border-top:1px solid var(--line); width:100%; max-width:560px;}
  .signature .mark{ width:44px; height:44px; border-radius:50%; background:var(--paper); display:flex; align-items:center; justify-content:center; font-family:'Manrope'; font-weight:800; color:var(--ink); }
  .signature .txt .name{ font-family:'Manrope'; font-weight:700; color:var(--paper); }
  .signature .txt .role{ font-size:12px; color:var(--stone); font-family:'IBM Plex Mono'; letter-spacing:0.08em; }

  ::-webkit-scrollbar{ width:8px; }
  ::-webkit-scrollbar-track{ background:var(--ink); }
  ::-webkit-scrollbar-thumb{ background:var(--charcoal-2); border-radius:4px; }

  @media (prefers-reduced-motion: reduce){
    .reveal{ transition:none; opacity:1; transform:none; }
    html{ scroll-behavior:auto; }
  }