/* Touch2Sign marketing sample — shared concept design system */
:root {
  --ink: #101a35;
  --muted: #66708a;
  --blue: #4b5cff;
  --deep: #17154a;
  --lime: #b9f66a;
  --ice: #f1f4ff;
  --line: #dde2f0;
  --white: #fff;
  --hs: #ff7a59;
  --shadow: 0 30px 80px rgba(23, 21, 74, .16);
  --shadow-sm: 0 16px 40px rgba(28, 35, 71, .08);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, sans-serif;
  color: var(--ink);
  background: #fff;
  line-height: 1.55;
  padding-top: 36px;
}
button, a, input, select, textarea { font: inherit; }
a { text-decoration: none; color: inherit; }
:focus-visible { outline: 3px solid var(--blue); outline-offset: 2px; }

.banner {
  position: fixed; inset: 0 0 auto 0; z-index: 200;
  background: var(--deep); color: #b8c0d4;
  font-size: 12px; text-align: center; padding: 9px 14px;
}
.banner strong { color: #fff; }
.banner a { color: var(--lime); text-decoration: underline; }

/* Nonprofit promo bar */
    .npo-promo {
      background: #17154a;
      color: #b9f66a;
      font-size: 13px;
      font-weight: 650;
      padding: 11px 16px;
      text-align: center;
      border-bottom: 1px solid rgba(185, 246, 106, 0.28);
    }
    .npo-promo-inner {
      display: flex;
      flex-wrap: wrap;
      gap: 8px 18px;
      align-items: center;
      justify-content: center;
      width: min(1180px, calc(100% - 32px));
      margin: 0 auto;
    }
    .npo-promo span { color: #d4f7a0; }
    .npo-promo strong { color: #b9f66a; font-weight: 850; }
    .npo-promo a {
      color: #b9f66a;
      font-weight: 850;
      text-decoration: underline;
      text-underline-offset: 3px;
    }
    .npo-promo a:hover { color: #fff; }
    @media (max-width: 600px) {
      .npo-promo { font-size: 12px; padding: 10px 12px; }
      .npo-promo-inner { flex-direction: column; gap: 4px; }
    }

.shell { width: min(1180px, calc(100% - 40px)); margin: auto; }

.nav {
  height: 78px;
  display: flex; align-items: center; justify-content: space-between; gap: 20px;
  position: sticky; top: 36px; z-index: 80;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
  margin: 0 calc(50% - 50vw);
  padding: 0 max(20px, calc(50vw - 590px));
}
.wordmark { height: 28px; width: auto; display: block; }
.navlinks {
  display: flex; align-items: center; gap: 22px;
  color: #525d78; font-size: 14px; font-weight: 650; flex-wrap: wrap;
}
.navlinks a:hover, .navlinks a.is-active { color: var(--ink); }
.actions { display: flex; align-items: center; gap: 10px; }

.btn {
  border: 0; border-radius: 99px; padding: 12px 19px;
  font-weight: 750; cursor: pointer;
  display: inline-flex; justify-content: center; align-items: center; gap: 8px;
  text-decoration: none !important;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary {
  background: var(--ink); color: white;
  box-shadow: 0 8px 24px rgba(16, 26, 53, .18);
}
.btn-ghost { background: transparent; color: var(--ink); }
.btn-lime { background: var(--lime); color: #121a2e; }
.btn-lime:hover { box-shadow: 0 8px 24px rgba(185, 246, 106, .35); }
.btn-outline {
  background: #fff; color: var(--ink);
  border: 1px solid var(--line);
}
.btn-block { width: 100%; }
.btn-lg { padding: 14px 22px; font-size: 15px; }

.page-hero {
  padding: 64px 0 40px;
  background: linear-gradient(180deg, #fff 0%, #f5f7ff 100%);
  position: relative; overflow: hidden;
}
.page-hero:before {
  content: "";
  position: absolute; width: 520px; height: 520px; border-radius: 50%;
  background: radial-gradient(circle, rgba(75,92,255,.12), transparent 68%);
  right: -140px; top: -160px;
}
.page-hero .shell { position: relative; }
.kicker {
  font-size: 12px; text-transform: uppercase; letter-spacing: .12em;
  font-weight: 850; color: var(--blue);
}
.page-hero h1 {
  font-size: clamp(40px, 5.5vw, 64px); line-height: 1.02;
  letter-spacing: -.055em; margin: 14px 0 18px; max-width: 16ch;
}
.page-hero .lead {
  font-size: 18px; color: var(--muted); max-width: 560px; margin: 0;
}

.section { padding: 80px 0; }
.section-lead { font-size: 17px; color: var(--muted); max-width: 640px; }
.note { margin-top: 16px; font-size: 12px; color: #8a93a8; }

.foot {
  padding: 40px 0 48px; border-top: 1px solid var(--line);
  display: grid; gap: 24px;
}
.foot-top {
  display: flex; justify-content: space-between; align-items: flex-start;
  gap: 32px; flex-wrap: wrap;
}
.foot-cols {
  display: grid; grid-template-columns: repeat(4, minmax(120px, 1fr));
  gap: 24px; flex: 1; max-width: 720px;
}
.foot-cols h4 {
  margin: 0 0 12px; font-size: 11px; text-transform: uppercase;
  letter-spacing: .1em; color: #8a93a8; font-weight: 800;
}
.foot-cols a {
  display: block; font-size: 13px; font-weight: 600; color: var(--ink);
  padding: 4px 0;
}
.foot-cols a:hover { color: var(--blue); }
.foot-bottom {
  display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap;
  color: #7d8699; font-size: 12px; padding-top: 8px;
  border-top: 1px solid var(--line);
}
.foot .wordmark { height: 22px; margin-bottom: 10px; }

.tag {
  display: inline-flex; border-radius: 99px; padding: 6px 10px;
  background: #f0f2f8; font-size: 10px; text-transform: uppercase;
  letter-spacing: .08em; font-weight: 850; color: #69728a;
}
.tag-lime { background: var(--lime); color: #172036; }

.reveal { opacity: 0; transform: translateY(18px); transition: .65s ease; }
.reveal.visible { opacity: 1; transform: none; }

@media (max-width: 980px) {
  .navlinks { display: none; }
  .foot-cols { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 600px) {
  .actions .btn-ghost { display: none; }
  .nav { height: 68px; }
  .page-hero { padding: 48px 0 32px; }
  .page-hero h1 { font-size: 40px; }
  .section { padding: 64px 0; }
}