:root{
    --paper:#F4ECE0;
    --paper-2:#EFE6D6;
    --paper-3:#E8DDC8;
    --ink:#2A2622;
    --ink-2:#4A423A;
    --ink-3:#6B6158;
    --clay:#8B2E1F;
    --clay-2:#A94430;
    --ochre:#D4A35A;
    --cream:#FBF7EF;
    --line:rgba(42,38,34,0.12);
    --line-2:rgba(42,38,34,0.06);
    --serif:"Fraunces","Times New Roman",serif;
    --sans:"Inter",-apple-system,system-ui,sans-serif;
    --mono:"JetBrains Mono",ui-monospace,monospace;
  }
  *{box-sizing:border-box;margin:0;padding:0;}
  html{scroll-behavior:smooth;}
  body{background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:16px;line-height:1.6;overflow-x:hidden;-webkit-font-smoothing:antialiased;}
  a{color:inherit;text-decoration:none;}
  button{font:inherit;color:inherit;cursor:pointer;border:none;background:none;}
  ::selection{background:var(--clay);color:var(--cream);}

  .eyebrow{font-family:var(--mono);font-size:10.5px;letter-spacing:0.18em;text-transform:uppercase;color:var(--clay);}

  header{
    position:sticky;top:0;z-index:40;
    background:rgba(244,236,224,0.9);
    backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
    border-bottom:1px solid transparent;
    transition:border-color .2s, background .2s;
  }
  header.scrolled{border-bottom-color:var(--line);background:rgba(244,236,224,0.96);}
  .nav{max-width:1320px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;padding:20px 40px;}
  .brand{display:flex;align-items:center;gap:14px;}
  .brand-txt-1{font-family:var(--serif);font-size:21px;line-height:1;letter-spacing:-0.01em;}
  .brand-txt-2{font-family:var(--mono);font-size:9px;color:var(--ink-3);letter-spacing:0.12em;margin-top:3px;}
  nav.links{display:flex;gap:28px;}
  nav.links a{font-size:13.5px;padding:6px 0;position:relative;color:var(--ink);transition:color .15s;}
  nav.links a::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:var(--clay);transform:scaleX(0);transform-origin:left;transition:transform .25s ease;}
  nav.links a:hover{color:var(--clay);}
  nav.links a:hover::after,nav.links a.active::after{transform:scaleX(1);}
  nav.links a.active{color:var(--clay);}
  .btn{display:inline-flex;align-items:center;gap:10px;padding:10px 16px;border-radius:999px;font-size:13px;font-weight:500;transition:transform .15s ease, background .15s ease;text-decoration:none;}
  .btn.wa{background:#25D366;color:#fff;}
  .btn.wa:hover{background:#1fb958;transform:translateY(-1px);}
  .btn.ebook{background:var(--ochre);color:var(--ink);}
  .btn.ebook:hover{background:#e1b167;transform:translateY(-1px);}
  .menu-toggle{display:none;}

  .hero{max-width:1320px;margin:0 auto;padding:64px 40px 36px;}
  .hero h1{font-family:var(--serif);font-size:clamp(40px,5.2vw,64px);font-weight:400;letter-spacing:-0.022em;line-height:1.05;margin-top:14px;}
  .hero p{max-width:760px;color:var(--ink-2);margin-top:18px;}

  .content{max-width:1320px;margin:0 auto;padding:0 40px 72px;}
  .content-inner{max-width:900px;}
  h2{font-family:var(--serif);font-size:30px;letter-spacing:-0.01em;margin:44px 0 18px;color:var(--ink);font-weight:400;}
  h3{font-family:var(--serif);font-size:22px;letter-spacing:-0.01em;margin:30px 0 12px;color:var(--ink);font-weight:400;}
  p{margin-bottom:16px;color:var(--ink-2);}
  ul{margin-left:22px;margin-bottom:16px;}
  li{margin-bottom:8px;color:var(--ink-2);}
  .intro-box{background:var(--cream);padding:32px;border-radius:12px;border:1px solid var(--line);margin:14px 0 36px;}
  .principle{background:var(--paper-3);padding:18px 20px;border-radius:10px;margin-bottom:12px;border-left:3px solid var(--clay);}
  .principle strong{color:var(--ink);}

  footer{background:var(--ink);color:rgba(251,247,239,0.72);}
  .foot-inner{max-width:1320px;margin:0 auto;padding:56px 40px 24px;}
  .foot-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;margin-bottom:40px;}
  .foot-col h4{font-family:var(--mono);font-size:10px;letter-spacing:0.18em;color:var(--ochre);text-transform:uppercase;margin-bottom:14px;font-weight:500;}
  .foot-col ul{list-style:none;display:flex;flex-direction:column;gap:8px;margin:0;}
  .foot-col a{font-size:13px;transition:color .15s;color:rgba(251,247,239,0.8);}
  .foot-col a:hover{color:var(--ochre);}
  .foot-bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-top:40px;padding-top:20px;border-top:1px solid rgba(255,255,255,0.08);font-family:var(--mono);font-size:10px;letter-spacing:0.1em;color:rgba(255,255,255,0.5);}

  @media (max-width: 960px){
    .nav{padding:18px 24px;}
    nav.links{display:none;position:absolute;top:100%;left:0;right:0;flex-direction:column;gap:0;background:var(--paper);border-bottom:1px solid var(--line);padding:16px 24px;}
    nav.links.open{display:flex;}
    nav.links a{padding:14px 0;border-bottom:1px solid var(--line-2);}
    .menu-toggle{display:flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:8px;}
    .hero{padding:48px 24px 30px;}
    .content{padding:0 24px 56px;}
    .foot-grid{grid-template-columns:1fr 1fr;gap:28px;}
  }
  @media (max-width: 560px){
    .hero h1{font-size:36px;}
    .foot-grid{grid-template-columns:1fr;}
    .nav{padding:14px 18px;}
  }

  @media (max-width: 960px){
    .hero,.content{padding-left:20px !important;padding-right:20px !important;}
    .content-inner{max-width:100%;}
    .foot-inner{padding-left:20px !important;padding-right:20px !important;}
    .foot-grid{grid-template-columns:1fr !important;gap:20px !important;}
    [style*="display:grid"][style*="grid-template-columns:repeat(3"]{grid-template-columns:1fr !important;gap:14px !important;}
  }