:root{
  --paper: #F5F6F1;
  --paper-dim: #ECEDE6;
  --ink: #12141C;
  --ink-soft: #4B4D57;
  --grey: #8B8D97;
  --line: #DEDFDA;
  --green: #2FE38A;
  --green-deep: #1FB870;
  --blue: #2952FF;
  --white: #FFFFFF;

  --font-display: "Space Grotesk", ui-sans-serif, sans-serif;
  --font-logo: "Knewave", ui-sans-serif, sans-serif;
  --font-body: "Sora", ui-sans-serif, system-ui, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, monospace;

  --radius: 14px;
  --ease: cubic-bezier(.22,1,.36,1);
}

*{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin:0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

.wrap{ max-width: 1120px; margin: 0 auto; padding: 0 28px; }

h1, h2, h3{
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.12;
  margin: 0 0 0.5em;
  letter-spacing: -0.01em;
}
h1{ font-size: clamp(2.4rem, 5vw, 3.6rem); max-width: 14ch; }
h2{ font-size: clamp(1.7rem, 3.4vw, 2.4rem); max-width: 20ch; }
h3{ font-size: 1.25rem; }
p{ margin: 0 0 1em; color: var(--ink-soft); max-width: 62ch; }
em{ font-style: italic; color: var(--green-deep); }
.mono{ font-family: var(--font-mono); font-size: 0.88em; }

a{ color: inherit; text-decoration: none; }

::selection{ background: var(--green); color: var(--ink); }

/* ---------- buttons / forms ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.85em 1.5em;
  border-radius: 100px;
  border: none;
  cursor: pointer;
  white-space: nowrap;
  transition: transform .18s var(--ease), box-shadow .18s var(--ease), background .18s var(--ease);
}
.btn-primary{
  background: var(--ink);
  color: var(--paper);
}
.btn-primary:hover{ background: var(--green-deep); color: var(--ink); }
.btn-sm{ padding: 0.6em 1.2em; font-size: 0.88rem; }

.waitlist-form{
  display:flex;
  gap: 10px;
  max-width: 420px;
  margin-bottom: 0.6em;
}
.waitlist-form input{
  flex:1;
  padding: 0.85em 1.1em;
  border-radius: 100px;
  border: 1.5px solid var(--line);
  background: var(--white);
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--ink);
  outline: none;
  transition: border-color .18s var(--ease);
}
.waitlist-form input:focus{ border-color: var(--ink); }
.waitlist-form--centered{ margin: 0 auto 0.6em; }
.form-note{ font-size: 0.82rem; color: var(--grey); margin: 0; }

@media (max-width: 540px){
  .waitlist-form{ flex-direction: column; }
}

/* ---------- nav ---------- */
.nav{
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(245,246,241,0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.nav-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding: 16px 28px;
}
.logo{
  display:flex;
  align-items:center;
  font-family: var(--font-logo);
  font-weight: 400;
  font-size: 1.7rem;
  letter-spacing: 0.01em;
  color: var(--ink);
}
.logo--small{ font-size: 1.1rem; }

/* ---------- hero ---------- */
.hero{ padding: 86px 0 70px; }
.hero-grid{
  display:grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 56px;
  align-items:center;
}
@media (max-width: 900px){
  .hero-grid{ grid-template-columns: 1fr; }
}

.ticker-card{
  background: var(--ink);
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: 0 24px 60px -20px rgba(18,20,28,0.45);
}
.ticker-head{
  display:flex;
  align-items:center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: rgba(255,255,255,0.55);
  padding: 4px 6px 14px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  margin-bottom: 10px;
}
.ticker-dot{
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--green);
  animation: pulse 1.6s ease infinite;
}
@keyframes pulse{
  0%, 100%{ box-shadow: 0 0 0 0 rgba(47,227,138,0.5); }
  50%{ box-shadow: 0 0 0 6px rgba(47,227,138,0); }
}
.ticker-list{
  list-style:none;
  margin:0; padding:0;
  display:flex;
  flex-direction:column;
  gap: 2px;
  min-height: 220px;
}
.ticker-list li{
  display:flex;
  justify-content: space-between;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: rgba(255,255,255,0.92);
  padding: 9px 6px;
  border-radius: 8px;
  opacity: 0;
  transform: translateY(6px);
  animation: rowIn .5s var(--ease) forwards;
}
.ticker-list li:nth-child(odd){ background: rgba(255,255,255,0.04); }
.ticker-list li .ev-time{ color: rgba(255,255,255,0.4); font-size: 0.78rem; white-space:nowrap; }
@keyframes rowIn{ to{ opacity:1; transform: translateY(0); } }

/* ---------- sections ---------- */
.section{ padding: 76px 0; }
.section-sub{ max-width: 52ch; }

/* positioning */
.positioning{
  background: var(--paper-dim);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.positioning-grid{
  display:grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 30px;
  align-items:center;
}
@media (max-width: 760px){
  .positioning-grid{ grid-template-columns: 1fr; }
  .positioning-arrow{ transform: rotate(90deg); justify-self: center; }
}
.tag-label{
  display:block;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--grey);
  margin-bottom: 14px;
}
.positioning-old ul, .positioning-new ul{
  list-style:none;
  margin:0; padding:0;
  display:flex;
  flex-direction:column;
  gap: 14px;
}
.positioning-old li{
  color: var(--grey);
  text-decoration: line-through;
  text-decoration-color: rgba(139,141,151,0.5);
}
.positioning-new li{ color: var(--ink); font-weight: 500; }
.positioning-arrow{
  font-family: var(--font-display);
  font-size: 1.6rem;
  color: var(--green-deep);
}

/* walkthrough tabs */
.tab-list{
  display:flex;
  gap: 6px;
  border-bottom: 1.5px solid var(--line);
  margin: 32px 0 0;
}
.tab-btn{
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  background: none;
  border: none;
  padding: 12px 4px;
  margin-right: 26px;
  color: var(--grey);
  cursor: pointer;
  position: relative;
  top: 1.5px;
  border-bottom: 2.5px solid transparent;
  transition: color .18s var(--ease), border-color .18s var(--ease);
}
.tab-btn:hover{ color: var(--ink); }
.tab-btn.active{ color: var(--ink); border-color: var(--green-deep); }

.tab-panel{
  display:none;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 48px;
  align-items:center;
  padding: 44px 0 8px;
}
.tab-panel.active{ display:grid; }
@media (max-width: 800px){
  .tab-panel{ grid-template-columns: 1fr; }
}

.mock-window{
  background: var(--white);
  border: 1.5px solid var(--line);
  border-radius: var(--radius);
  padding: 18px;
}
.mock-row{
  display:flex;
  justify-content: space-between;
  padding: 11px 8px;
  border-bottom: 1px solid var(--paper-dim);
  font-size: 0.85rem;
}
.mock-row:last-child{ border-bottom: none; }
.mock-meta{ color: var(--grey); font-family: var(--font-mono); font-size: 0.78rem; }

.funnel-row{
  display:grid;
  grid-template-columns: 130px 1fr 46px;
  align-items:center;
  gap: 12px;
  padding: 10px 8px;
  font-size: 0.85rem;
}
.funnel-bar{
  height: 10px;
  border-radius: 6px;
  background: linear-gradient(90deg, var(--green) 0%, var(--blue) 100%);
}
.funnel-row span:last-child{ text-align:right; color: var(--grey); }

.retention-grid{
  display:grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 8px;
}
.retention-cell{
  background: var(--green-deep);
  color: var(--white);
  font-family: var(--font-mono);
  font-size: 0.82rem;
  border-radius: 8px;
  padding: 22px 0;
  text-align:center;
}

/* install */
.install-grid{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items:center;
}
@media (max-width: 800px){ .install-grid{ grid-template-columns: 1fr; } }
.code-block{
  background: var(--ink);
  border-radius: var(--radius);
  overflow:hidden;
}
.code-head{
  display:flex;
  gap: 6px;
  padding: 12px 14px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.code-head span{
  width: 9px; height: 9px;
  border-radius: 50%;
  background: rgba(255,255,255,0.18);
}
.code-block pre{
  margin:0;
  padding: 20px 18px 24px;
  color: var(--green);
  font-size: 0.85rem;
  overflow-x:auto;
}
.install .mono{ color: var(--ink); background: var(--paper-dim); padding: 0.1em 0.4em; border-radius: 4px; }

/* proof */
.proof-grid{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
@media (max-width: 800px){ .proof-grid{ grid-template-columns: 1fr; } }
blockquote{
  margin:0;
  padding: 26px;
  background: var(--white);
  border: 1.5px solid var(--line);
  border-radius: var(--radius);
}
blockquote p{ color: var(--ink); font-size: 1rem; margin-bottom: 14px; }
blockquote cite{ font-style: normal; font-size: 0.85rem; color: var(--grey); }

/* cta band */
.cta-band{
  text-align:center;
  background: var(--ink);
  border-radius: 28px;
  margin: 0 28px 90px;
  padding: 76px 28px;
}
.cta-band h2{ color: var(--paper); margin: 0 auto 0.5em; }
.cta-band .section-sub{ color: rgba(245,246,241,0.65); margin: 0 auto 30px; }
.cta-band .waitlist-form input{ border-color: transparent; }

/* footer */
.site-footer{
  border-top: 1px solid var(--line);
  padding: 26px 0 40px;
}
.footer-inner{
  display:flex;
  justify-content:space-between;
  align-items:center;
  flex-wrap:wrap;
  gap: 10px;
}
.footer-note{ color: var(--grey); font-size: 0.85rem; }

/* reduced motion */
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  .ticker-list li{ animation: none; opacity:1; transform:none; }
  .ticker-dot{ animation: none; }
}

/* visible keyboard focus */
a:focus-visible, button:focus-visible, input:focus-visible{
  outline: 2.5px solid var(--blue);
  outline-offset: 2px;
}