@import url('https://fonts.googleapis.com/css2?family=Newsreader:ital,opsz,wght@0,6..72,400;0,6..72,500;0,6..72,600;1,6..72,400;1,6..72,500&family=Inter:wght@400;500;600;700;800&family=IBM+Plex+Mono:wght@400;500&display=swap');
  :root{
    --ink:#16181D;
    --ink-2:#4A4D57;
    --ink-3:#1B1C20;
    --paper:#F4F5F7;
    --white:#FFFFFF;
    --panel:#F4F5F7;
    --teal:#3A6B63;
    --rust:#A9673D;
    --purple:#8A6F4E;
    --gold:#B08D3F;
    --accent:#3A6B63;
    --line: rgba(22,24,29,0.10);
    --serif: 'Newsreader', Georgia, serif;
    --sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --mono: 'IBM Plex Mono', monospace;
    --logo-top:#3A3D42; --logo-bottom:#7A7D83;
  }
  .brand-mark.on-dark{ --logo-top:#F0EDE8; --logo-bottom:rgba(240,237,232,0.75); }
  *{ box-sizing: inherit; margin:0; padding:0; }
  html{ scroll-behavior:smooth; box-sizing: border-box; }
  body{
    background:var(--white); color:var(--ink); font-family:var(--sans);
    -webkit-font-smoothing:antialiased; overflow-x:hidden;
    height: 100%;
  }
  a{
    color:inherit;
    text-decoration: none;
  }
  img{ max-width:100%; display:block; }
  .wrap{ max-width:1160px; margin:0 auto; padding:0 32px; }

  /* ticking rule motif — used as section dividers, echoes the cash-flow line chart in the app */
  .ticker-rule{
    height:1px; width:100%;
    background:repeating-linear-gradient(90deg, var(--line) 0 6px, transparent 6px 12px);
  }

  nav{ position:sticky; top:0; z-index:50; background:rgba(244,245,247,0.88); backdrop-filter:blur(14px); border-bottom:1px solid var(--line); }
  nav .wrap{ display:flex; align-items:center; justify-content:space-between; height:76px; }
  .brand-mark{ height:20px; width:auto; display:block; }
  .brand-mark path {
    stroke: currentColor;
  }
  .nav-links{ display:flex; gap:38px; font-size:14px; font-weight:500; color:var(--ink-2); }
  .nav-links a:hover{ color:var(--ink); }
  .nav-cta{ background:var(--ink); color:var(--white); padding:11px 22px; border-radius:100px; font-size:14px; font-weight:600; text-decoration:none; transition:transform .15s ease; }
  .nav-cta:hover{ transform:translateY(-1px); }
  @media (max-width:760px){ .nav-links{ display:none; } }

  .hero{ padding:88px 0 0; position:relative; }
  .hero-grid{ display:grid; grid-template-columns:1.05fr 0.95fr; gap:40px; align-items:center; }
  .kicker{
    font-family:var(--mono); font-size:12px; letter-spacing:0.09em; text-transform:uppercase;
    color:var(--ink-2); display:flex; align-items:center; gap:10px; margin-bottom:30px;
  }
  .kicker::before{ content:''; width:22px; height:1px; background:var(--ink-2); }
  h1{
    font-family:var(--serif); font-weight:500; letter-spacing:-0.025em;
    font-size:clamp(40px,5.6vw,64px); line-height:1.02; margin-bottom:26px;
  }
  h1 em{ font-style:italic; color:var(--teal); }
  .sub{ font-size:19px; line-height:1.6; color:var(--ink-2); max-width:460px; margin-bottom:38px; }

  .hero-form{ display:flex; gap:10px; max-width:440px; flex-wrap: wrap; }
  .hero-form input{
    flex:1; padding:17px 18px; border-radius:4px; border:1.5px solid var(--ink);
    background:var(--white); font-size:15px; font-family:var(--sans); outline:none;
  }
  .btn-primary{
    background:var(--ink); color:var(--white); border:1.5px solid var(--ink); padding:17px 26px;
    border-radius:4px; font-size:15px; font-weight:600; cursor:pointer;
    font-family:var(--sans); white-space:nowrap; transition:transform .15s ease, background .15s ease;
  }
  .btn-primary:hover{ transform:translateY(-1px); background:var(--ink-3); }
  .btn-primary:disabled{ opacity:0.6; cursor:default; transform:none; }
  .form-note{ font-size:13px; color:var(--ink-2); margin-top:14px; min-height:18px; }
  .form-note.success{ color:var(--green); font-weight:600; }
  .form-note.error{ color:#E5484D; font-weight:600; }

  .hero-grid{
    /* grid-template-columns:1fr; max-width:640px; */
    grid-template-columns: 1fr;
    max-width: 34rem;
    width: 64%;
  }

  .features{ padding:130px 0 40px; }
  .section-head{ max-width:640px; margin-bottom:80px; }
  .section-label{ font-family:var(--mono); font-size:12px; text-transform:uppercase; letter-spacing:0.09em; color:var(--ink-2); margin-bottom:18px; display:block; }
  .section-head h2{ font-family:var(--serif); font-size:clamp(28px,3.6vw,40px); font-weight:500; letter-spacing:-0.015em; line-height:1.18; }

  .feature-row{ display:grid; grid-template-columns:0.85fr 1.15fr; gap:64px; align-items:center; padding:70px 0; position:relative; }
  .feature-row + .feature-row{ border-top:1px solid var(--line); }
  .feature-row:nth-child(even) .f-visual{ order:2; }
  .feature-row:nth-child(even) .f-text{ order:1; }
  .f-text h3{ font-family:var(--serif); font-size:30px; font-weight:500; margin-bottom:18px; letter-spacing:-0.015em; line-height:1.15; }
  .f-text p{ font-size:16px; line-height:1.68; color:var(--ink-2); max-width:420px; }
  .f-tag{ display:block; font-size:12px; font-weight:600; margin-bottom:22px; font-family:var(--mono); letter-spacing:0.05em; text-transform:uppercase; }
  .tag-tax{ color:var(--rust); }
  .tag-save{ color:var(--purple); }
  .tag-eva{ color:var(--teal); }
  .tag-flow{ color:var(--gold); }

  .f-visual{ display:flex; justify-content:center; }
  .f-visual img{ max-width:260px; border-radius:10px; display:block; box-shadow: 0 7px 14px rgba(22, 24, 29, 0.18); }

  @media (max-width:820px){
    .feature-row{ grid-template-columns:1fr; gap:32px; }
    .feature-row:nth-child(even) .f-visual, .feature-row:nth-child(even) .f-text{ order:initial; }
    .f-text p{ max-width:none; }
  }

  .story{ background:var(--ink); color:var(--white); padding:130px 0; }
  .story .wrap{ display:grid; grid-template-columns:0.9fr 1.1fr; gap:64px; align-items:start; }
  .story .section-label{ color:rgba(255,255,255,0.5); }
  .story h2{ font-family:var(--serif); font-size:clamp(28px,3.4vw,38px); font-weight:500; line-height:1.22; letter-spacing:-0.015em; }
  .story-body p{ font-size:17px; line-height:1.8; color:rgba(255,255,255,0.72); }
  .story-body p + p{ margin-top:22px; }
  .founders{ display:flex; gap:48px; margin-top:38px; }
  .founder{ text-align:center; }
  .founder-photo{ width:88px; height:88px; border-radius:50%; object-fit:cover; margin:0 auto 14px; display:block; box-shadow:0 12px 28px rgba(0,0,0,0.35); }
  .founder-name{ font-family:var(--serif); font-style:italic; font-size:17px; color:var(--white); }
  .founder-role{ font-size:12px; color:rgba(255,255,255,0.55); text-transform:uppercase; letter-spacing:0.06em; margin-top:2px; }
  @media (max-width:820px){ .story .wrap{ grid-template-columns:1fr; gap:36px; } }

  .support{ padding:120px 0; }
  .support-card{
    background:var(--white); border:1px solid var(--line); border-radius:20px;
    /* grid-template-columns:1.1fr 0.9fr; */
    padding:64px; display:grid; grid-template-rows: repeat(2, auto); gap:56px; align-items:center; grid-auto-flow: rowcolumn; 
  }
  .support-card h2{ font-family:var(--serif); font-size:clamp(24px,3vw,32px); 
    font-weight:500; letter-spacing:-0.015em; margin-bottom:18px; line-height:1.2; text-align: center; }
  .support-card p{ font-size:16px; line-height:1.7; color:var(--ink-2); margin-bottom:0; }
  .support-tiers{ display:flex; flex-direction:column; gap:10px; width: 45%; margin: 0 auto; }
  .tier{
    display:flex; justify-content:space-between; align-items:center;
    border:1.5px solid var(--line); border-radius:8px; padding:16px 20px;
    cursor:pointer; transition:border-color .15s ease;
    font-family:var(--sans);
  }
  .tier:hover{ border-color:var(--ink); }
  .tier b{ font-family:var(--serif); font-size:19px; }
  .tier span{ font-size:13px; color:var(--ink-2); }
  @media (max-width:820px){ .support-card{ grid-template-columns:1fr; padding:40px 28px; } }

  .waitlist{ padding:0 0 120px; background:var(--white); }
  .waitlist-card{ /*background:var(--white);*/
    background: rgba(244, 245, 247, 0.88);
    backdrop-filter: blur(14px);
    color:var(--ink); border:1px solid var(--line); border-radius:20px; padding:70px 64px; text-align:center; max-width:680px; margin:0 auto; }
  .waitlist-card h2{ font-family:var(--serif); font-size:clamp(26px,3.6vw,38px); font-weight:500; letter-spacing:-0.015em; margin-bottom:16px; color:var(--ink); }
  .waitlist-card p{ font-size:16px; color:var(--ink-2); margin-bottom:38px; }
  .waitlist-card .hero-form{ margin:0 auto; }
  .waitlist-card .hero-form input{ border-color:var(--ink); background:var(--white); color:var(--ink); }
  .waitlist-card .hero-form input::placeholder{ color:var(--ink-2); }
  .waitlist-card .btn-primary{ background:var(--ink); color:var(--white); border-color:var(--ink); margin: 0 auto; }
  .waitlist-card .btn-primary:hover{ background:var(--ink-3); }
  .waitlist-card .form-note.success{ color:var(--green); }
  .hero-form .btn-primary {
    margin: 0 auto;
  }

  footer{ border-top:1px solid var(--line); padding:44px 0; }
  footer .wrap{ display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:16px; }
  .foot-legal{ font-size:12px; color:var(--ink-2); max-width:580px; line-height:1.65; }
  .foot-logo{ font-family:var(--serif); font-size:17px; font-weight:600; }