/* ============================================================
   Comark — getcomark.com landing page
   Dark, moody, modern. Icon-blue accent. Geist geometric sans.
   Ported from the Claude Design handoff (stage hero, blue accent).
   ============================================================ */

:root {
  /* surfaces — cool near-black with a faint blue cast */
  --bg:        #090b10;
  --bg-1:      #0c0f15;
  --bg-2:      #11151d;
  --bg-3:      #161b25;
  --raised:    #1b212d;
  --line:      rgba(255,255,255,0.07);
  --line-2:    rgba(255,255,255,0.12);

  /* ink */
  --text:      #e9ecf3;
  --muted:     #98a1b2;
  --faint:     #616b7d;

  /* brand — icon blue */
  --accent:        #4A90E2;
  --accent-ink:    #ffffff;
  --accent-soft:   color-mix(in oklab, var(--accent) 16%, transparent);
  --accent-line:   color-mix(in oklab, var(--accent) 38%, transparent);
  --accent-glow:   color-mix(in oklab, var(--accent) 45%, transparent);

  /* supporting hues */
  --slack:     #4A154B;   /* aubergine — slack-adjacent */
  --slack-2:   #611f5f;
  --claude:    #d97757;   /* "Ask Claude" warm accent, used sparingly */
  --good:      #3fb950;

  --maxw: 1180px;
  --r-sm: 10px;
  --r:    16px;
  --r-lg: 22px;
  --r-xl: 30px;

  --ease: cubic-bezier(.22,.61,.36,1);
  --ease-bounce: cubic-bezier(.34,1.56,.64,1);

  --sans: "Geist", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "Geist Mono", ui-monospace, "SF Mono", Menlo, monospace;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background:
    linear-gradient(180deg, #0b0e16 0%, #090b10 42%, #0a0c14 100%);
  background-attachment: fixed;
  color: var(--text);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

/* ambient backdrop: subtle layered color washes (fixed) */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(1000px 620px at 82% -6%, var(--accent-soft), transparent 58%),
    radial-gradient(820px 640px at 4% 14%, color-mix(in oklab, var(--slack) 24%, transparent), transparent 60%),
    radial-gradient(680px 520px at 96% 70%, color-mix(in oklab, var(--accent) 9%, transparent), transparent 62%);
  opacity: .9;
}
/* lower ambient glow */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(760px 460px at 12% 104%, color-mix(in oklab, var(--slack) 20%, transparent), transparent 60%),
    radial-gradient(620px 400px at 70% 112%, var(--accent-soft), transparent 60%);
  opacity: .75;
}

::selection { background: var(--accent-glow); color: #fff; }

h1, h2, h3, h4 {
  margin: 0;
  font-weight: 600;
  letter-spacing: -0.025em;
  line-height: 1.04;
  text-wrap: balance;
}

p { margin: 0; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; }

.wrap {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 32px;
  position: relative;
  z-index: 1;
}

/* eyebrow / kicker — mono, tracked out */
.kicker {
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  gap: 9px;
}
.kicker::before {
  content: "";
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 4px var(--accent-soft);
}

.lead {
  color: var(--muted);
  font-size: 20px;
  line-height: 1.55;
  text-wrap: pretty;
}

/* ---------- buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  height: 50px;
  padding: 0 22px;
  border-radius: 12px;
  border: 1px solid transparent;
  font-size: 15.5px;
  font-weight: 540;
  letter-spacing: -0.01em;
  cursor: pointer;
  transition: transform .18s var(--ease), background .2s, border-color .2s, box-shadow .25s;
  white-space: nowrap;
}
.btn-primary {
  background: var(--accent);
  color: var(--accent-ink);
  box-shadow: 0 1px 0 rgba(255,255,255,.18) inset,
              0 10px 30px -10px var(--accent-glow);
}
.btn-primary:hover {
  background: oklch(from var(--accent) calc(l + 0.13) calc(c + 0.06) h);
  transform: translateY(-2px);
  box-shadow: 0 1px 0 rgba(255,255,255,.45) inset,
              0 18px 55px -8px oklch(from var(--accent) calc(l + 0.1) calc(c + 0.05) h / 0.85),
              0 0 22px -2px oklch(from var(--accent) calc(l + 0.12) calc(c + 0.06) h / 0.65);
}
.btn-primary:active { transform: translateY(0); }
.btn-ghost {
  background: rgba(255,255,255,.04);
  border-color: var(--line-2);
  color: var(--text);
}
.btn-ghost:hover { background: rgba(255,255,255,.08); transform: translateY(-2px); }

/* ---------- nav ---------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(14px) saturate(140%);
  background: color-mix(in oklab, var(--bg) 72%, transparent);
  border-bottom: 1px solid transparent;
  transition: border-color .3s, background .3s;
}
.nav[data-stuck="1"] { border-bottom-color: var(--line); }
.nav-in {
  height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand { display: flex; align-items: center; gap: 11px; font-weight: 600; font-size: 18px; letter-spacing: -0.02em; }
.brand .mark { width: 30px; height: 30px; border-radius: 8px; display: block; }
.nav-links { display: flex; align-items: center; gap: 30px; }
.nav-links a { color: var(--muted); font-size: 15px; transition: color .18s; white-space: nowrap; }
.nav-links a:hover { color: var(--text); }
.nav-cta { display: flex; align-items: center; gap: 12px; }

/* hamburger (mobile only) */
.nav-burger {
  display: none;
  width: 44px; height: 44px;
  align-items: center; justify-content: center;
  border: 1px solid var(--line-2);
  background: rgba(255,255,255,.04);
  border-radius: 11px;
  color: var(--text);
  cursor: pointer;
  transition: background .18s, border-color .18s;
}
.nav-burger:hover { background: rgba(255,255,255,.08); }

/* mobile slide-down menu */
.nav-menu {
  display: none;
  position: absolute;
  left: 0; right: 0; top: 100%;
  flex-direction: column;
  padding: 8px 20px 18px;
  background: color-mix(in oklab, var(--bg) 88%, transparent);
  backdrop-filter: blur(16px) saturate(140%);
  border-bottom: 1px solid var(--line);
  box-shadow: 0 24px 50px -20px rgba(0,0,0,.7);
}
.nav[data-open="1"] .nav-menu { display: flex; }
.nav-menu a:not(.nav-menu-cta) {
  padding: 15px 6px;
  color: var(--text); font-size: 17px; font-weight: 500;
  border-bottom: 1px solid var(--line);
}
.nav-menu a:not(.nav-menu-cta):active { color: var(--accent); }
.nav-menu-cta { margin-top: 16px; width: 100%; height: 50px; }

@media (max-width: 760px) {
  .nav-links { display: none; }
  .nav-cta-link { display: none; }
  .nav-burger { display: inline-flex; }
}
@media (min-width: 761px) {
  .nav-menu { display: none !important; }
}

/* ---------- section frame ---------- */
section { position: relative; z-index: 1; }
.section { padding: 120px 0; }

/* subtle per-section gradient washes (color movement down the page) */
#who, #how { position: relative; }
#who::before, #how::before {
  content: "";
  position: absolute; inset: 0;
  pointer-events: none; z-index: -1;
}
#who::before {
  background: radial-gradient(1000px 540px at 94% 4%, color-mix(in oklab, var(--slack) 13%, transparent), transparent 58%);
}
#how::before {
  background: radial-gradient(940px 560px at 2% 8%, color-mix(in oklab, var(--accent) 11%, transparent), transparent 56%);
}
.section-head { max-width: 680px; margin-bottom: 64px; }
.section-head h2 {
  font-size: clamp(34px, 4.4vw, 52px);
  margin: 18px 0 0;
}
.section-head .lead { margin-top: 20px; }

/* reveal-on-scroll */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1 !important; transform: none !important; }
  html { scroll-behavior: auto; }
}

/* ---------- footer ---------- */
.foot { border-top: 1px solid var(--line); padding: 56px 0 64px; color: var(--faint); }
.foot-in { display: flex; justify-content: space-between; gap: 30px; flex-wrap: wrap; align-items: flex-start; }
.foot a { color: var(--muted); }
.foot a:hover { color: var(--text); }
.foot-cols { display: flex; gap: 64px; flex-wrap: wrap; }
.foot-col { display: flex; flex-direction: column; gap: 12px; font-size: 14.5px; }
.foot-col b { color: var(--text); font-weight: 560; font-size: 12px; letter-spacing: .08em; text-transform: uppercase; color: var(--faint); margin-bottom: 4px; }

/* ============================================================
   HERO + DEMO STAGE + content sections
   ============================================================ */

/* ---------------- HERO shell ---------------- */
.hero { padding-top: 56px; padding-bottom: 110px; position: relative; }

.hero-copy { max-width: 1000px; }
.hero h1 {
  font-size: clamp(44px, 7vw, 88px);
  margin: 26px 0 0;
  letter-spacing: -0.04em;
  max-width: 1000px;
}
.hero h1 .accent { color: var(--accent); }
.hero h1 .slack-word {
  position: relative;
  white-space: nowrap;
}
.hero .lead { margin-top: 28px; max-width: 620px; font-size: 21px; }

.hero-actions { display: flex; align-items: center; gap: 16px; margin-top: 38px; flex-wrap: wrap; }
.hero-actions .micro { color: var(--faint); font-size: 13.5px; font-family: var(--mono); letter-spacing: .02em; }

/* waitlist inline form */
.waitlist { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
.waitlist-field {
  display: flex; align-items: center;
  height: 50px; padding: 0 6px 0 16px;
  border-radius: 13px;
  background: var(--bg-2);
  border: 1px solid var(--line-2);
  transition: border-color .2s, box-shadow .2s;
  min-width: 300px;
}
.waitlist-field:focus-within {
  border-color: var(--accent-line);
  box-shadow: 0 0 0 4px var(--accent-soft);
}
.waitlist-field input {
  flex: 1; min-width: 0;
  background: transparent; border: 0; outline: none;
  color: var(--text); font-family: var(--sans); font-size: 15.5px;
}
.waitlist-field input::placeholder { color: var(--faint); }
.waitlist-field .btn { height: 38px; padding: 0 16px; border-radius: 9px; font-size: 14.5px; }
.waitlist-field .btn[disabled] { cursor: not-allowed; opacity: .78; }
.waitlist-done {
  display: flex; align-items: center; gap: 10px;
  height: 50px; padding: 0 20px;
  border-radius: 13px;
  background: var(--accent-soft);
  border: 1px solid var(--accent-line);
  color: var(--text); font-size: 15px;
}
.waitlist-done .tick {
  width: 22px; height: 22px; border-radius: 50%;
  background: var(--accent); color: #fff;
  display: grid; place-items: center; font-size: 12px; flex-shrink: 0;
}
.waitlist-error {
  flex-basis: 100%; margin: 2px 0 0;
  color: #ff8a8a; font-size: 13.5px; line-height: 1.4;
}
.avatars { display: flex; align-items: center; gap: 12px; color: var(--faint); font-size: 13.5px; }
.avatars .stack { display: flex; }
.avatars .stack span {
  width: 28px; height: 28px; border-radius: 50%;
  border: 2px solid var(--bg);
  margin-left: -9px;
  background-size: cover; background-position: center;
  display: grid; place-items: center; font-size: 11px; font-weight: 600; color: #fff;
}
.avatars .stack span:first-child { margin-left: 0; }

/* ---------------- DEMO STAGE ---------------- */
.stage {
  position: relative;
  width: 100%;
  max-width: 1120px;
  margin: 64px auto 0;
}

/* faux browser window */
.bw {
  position: relative;
  border-radius: 14px;
  overflow: hidden;
  background: #0f1320;
  border: 1px solid var(--line-2);
  box-shadow: 0 2px 0 rgba(255,255,255,.04) inset,
              0 40px 90px -30px rgba(0,0,0,.8),
              0 0 0 1px rgba(0,0,0,.4);
}
.bw-bar {
  height: 44px;
  display: flex; align-items: center; gap: 14px;
  padding: 0 16px;
  background: #111626;
  border-bottom: 1px solid rgba(255,255,255,.06);
}
.bw-lights { display: flex; gap: 8px; }
.bw-lights i { width: 12px; height: 12px; border-radius: 50%; display: block; }
.bw-url {
  flex: 1; max-width: 380px; margin: 0 auto;
  height: 28px; border-radius: 8px;
  background: rgba(255,255,255,.05);
  display: flex; align-items: center; gap: 8px; padding: 0 12px;
  color: var(--muted); font-size: 12.5px; font-family: var(--mono);
}
.bw-url svg { opacity: .6; }

/* the page being commented on (neutral, generic product page) */
.page {
  position: relative;
  height: 420px;
  background:
    radial-gradient(600px 300px at 80% -10%, rgba(120,140,200,.12), transparent 60%),
    linear-gradient(180deg, #f5f6f9, #eceef3);
  color: #1a1d24;
  overflow: hidden;
}
.page-nav {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 30px;
  font-size: 13px; color: #5b6170;
}
.page-nav .pn-logo { font-weight: 700; color: #1a1d24; letter-spacing: -.02em; font-size: 15px; }
.page-nav .pn-links { display: flex; gap: 22px; }
.page-hero { padding: 26px 30px 0; max-width: 560px; }
.page-hero .ph-kick { font-size: 11px; letter-spacing: .14em; text-transform: uppercase; color: #8a90a0; font-family: var(--mono); }
.page-hero h3 { color: #14171e; font-size: 40px; line-height: 1.02; letter-spacing: -.03em; margin: 14px 0 0; font-weight: 700; }
.page-hero p { color: #5b6170; font-size: 15px; margin-top: 14px; max-width: 400px; }
.page-cta {
  position: relative;
  margin-top: 24px;
  display: inline-flex; align-items: center; gap: 8px;
  height: 46px; padding: 0 24px;
  background: #1a1d24; color: #fff;
  border: 0;
  border-radius: 10px; font-size: 14.5px; font-weight: 600;
  cursor: default;
}
/* product image placeholder bottom-right */
.page-shot {
  position: absolute;
  right: -40px; bottom: -50px;
  width: 360px; height: 300px;
  border-radius: 16px;
  background:
    repeating-linear-gradient(135deg, rgba(120,130,160,.16) 0 12px, rgba(120,130,160,.06) 12px 24px);
  border: 1px solid rgba(80,90,120,.16);
  display: grid; place-items: center;
  transform: rotate(-3deg);
}
.page-shot span { font-family: var(--mono); font-size: 11px; color: #9097a8; letter-spacing: .08em; }

/* dim overlay when comment mode is "active" */
.page-dim {
  position: absolute; inset: 0;
  background: rgba(10,12,20,0);
  transition: background .5s var(--ease);
  pointer-events: none;
}
.stage[data-phase="drop"] .page-dim,
.stage[data-phase="comment"] .page-dim,
.stage[data-phase="slack"] .page-dim { background: rgba(10,12,20,.30); }

/* the cursor that glides in */
.demo-cursor {
  position: absolute; z-index: 6;
  width: 22px; height: 22px;
  opacity: 0;
  transition: opacity .3s, left .9s var(--ease), top .9s var(--ease);
  filter: drop-shadow(0 2px 4px rgba(0,0,0,.4));
}
.stage[data-phase="approach"] .demo-cursor { opacity: 1; }

/* the dropping pin */
.pin {
  position: absolute; z-index: 7;
  width: 38px; height: 46px;
  transform: translate(-50%, -100%) translateY(-22px) scale(.6);
  opacity: 0;
  transform-origin: bottom center;
}
.stage[data-phase="drop"] .pin,
.stage[data-phase="comment"] .pin,
.stage[data-phase="slack"] .pin {
  opacity: 1;
  transform: translate(-50%, -100%) translateY(0) scale(1);
  transition: transform .55s var(--ease-bounce), opacity .25s;
}
.pin .pin-body {
  width: 38px; height: 38px; border-radius: 50% 50% 50% 0;
  transform: rotate(-45deg);
  background: var(--accent);
  border: 2px solid rgba(255,255,255,.85);
  box-shadow: 0 8px 18px -4px var(--accent-glow), 0 2px 6px rgba(0,0,0,.4);
  display: grid; place-items: center;
}
.pin .pin-av {
  width: 22px; height: 22px; border-radius: 50%;
  transform: rotate(45deg);
  background-size: cover; background-position: center;
  background-color: var(--slack-2);
  display: grid; place-items: center; color: #fff; font-size: 10px; font-weight: 700;
}
/* pin pulse ring */
.pin::after {
  content: ""; position: absolute; left: 50%; top: 19px;
  width: 38px; height: 38px; border-radius: 50%;
  transform: translate(-50%,-50%);
  border: 2px solid var(--accent);
  opacity: 0;
}
.stage[data-phase="drop"] .pin::after { animation: pinpulse 1.1s var(--ease) .35s 2; }
@keyframes pinpulse {
  0% { opacity: .6; transform: translate(-50%,-50%) scale(.5); }
  100% { opacity: 0; transform: translate(-50%,-50%) scale(2.4); }
}

/* comment bubble (composer) anchored near the pin */
.bubble {
  position: absolute; z-index: 8;
  width: 270px;
  background: var(--bg-3);
  border: 1px solid var(--line-2);
  border-radius: 14px;
  box-shadow: 0 24px 60px -18px rgba(0,0,0,.7);
  padding: 13px 14px 12px;
  opacity: 0; transform: translateY(8px) scale(.96);
  transform-origin: top left;
  pointer-events: none;
}
.stage[data-phase="comment"] .bubble,
.stage[data-phase="slack"] .bubble {
  opacity: 1; transform: none;
  transition: opacity .35s var(--ease), transform .45s var(--ease-bounce);
}
.bubble-hd { display: flex; align-items: center; gap: 8px; margin-bottom: 9px; }
.bubble-hd .b-av {
  width: 22px; height: 22px; border-radius: 50%;
  background: var(--slack-2); color: #fff;
  display: grid; place-items: center; font-size: 10px; font-weight: 700;
}
.bubble-hd b { font-size: 13px; font-weight: 600; }
.bubble-hd .b-time { margin-left: auto; color: var(--faint); font-size: 11px; }
.bubble-text { font-size: 13.5px; color: var(--text); line-height: 1.5; }
.bubble-text .typed::after {
  content: "▌"; color: var(--accent);
  animation: caret 1s steps(1) infinite;
}
@keyframes caret { 50% { opacity: 0; } }
.bubble-foot {
  display: flex; align-items: center; gap: 8px;
  margin-top: 11px; padding-top: 10px; border-top: 1px solid var(--line);
}
.bubble-send {
  margin-left: auto;
  width: 28px; height: 28px; border-radius: 8px;
  background: var(--accent); color: #fff;
  display: grid; place-items: center; border: 0; cursor: pointer;
}
.bubble-chip {
  font-size: 11px; color: var(--claude);
  border: 1px solid color-mix(in oklab, var(--claude) 40%, transparent);
  background: color-mix(in oklab, var(--claude) 12%, transparent);
  padding: 3px 9px; border-radius: 999px; font-weight: 540;
  display: inline-flex; align-items: center; gap: 5px;
}

/* the flight line from bubble to slack */
.flightline {
  position: absolute; z-index: 5;
  pointer-events: none; overflow: visible;
}
.flightline path {
  fill: none; stroke: var(--accent-line); stroke-width: 2;
  stroke-dasharray: 5 6;
  stroke-dashoffset: 120;
  opacity: 0;
}
.stage[data-phase="slack"] .flightline path {
  opacity: 1;
  animation: dashmove 8s linear infinite;
}
@keyframes dashmove { to { stroke-dashoffset: -120; } }

/* ---------------- SLACK THREAD card ---------------- */
.slackcard {
  position: absolute; z-index: 9;
  width: 320px;
  background: var(--bg-2);
  border: 1px solid var(--line-2);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 30px 70px -20px rgba(0,0,0,.75);
  opacity: 0; transform: translateX(26px) scale(.97);
}
.stage[data-phase="slack"] .slackcard {
  opacity: 1; transform: none;
  transition: opacity .45s var(--ease), transform .55s var(--ease);
}
.slack-hd {
  display: flex; align-items: center; gap: 10px;
  padding: 12px 14px;
  background: linear-gradient(100deg, var(--slack), var(--slack-2));
  color: #fff;
}
.slack-hd .sh-hash { font-size: 17px; opacity: .7; font-weight: 400; }
.slack-hd b { font-size: 14px; font-weight: 600; letter-spacing: -.01em; }
.slack-hd .sh-meta { margin-left: auto; font-size: 11px; opacity: .75; display: flex; align-items: center; gap: 5px; }
.slack-body { padding: 14px; display: flex; flex-direction: column; gap: 14px; }
.smsg { display: flex; gap: 10px; }
.smsg .sm-av {
  width: 32px; height: 32px; border-radius: 7px; flex-shrink: 0;
  display: grid; place-items: center; color: #fff; font-size: 12px; font-weight: 700;
}
.smsg .sm-main { min-width: 0; }
.smsg .sm-top { display: flex; align-items: baseline; gap: 8px; }
.smsg .sm-top b { font-size: 13.5px; font-weight: 600; }
.smsg .sm-top time { font-size: 11px; color: var(--faint); }
.smsg .sm-text { font-size: 13.5px; color: var(--text); line-height: 1.5; margin-top: 2px; }
.smsg .sm-context {
  margin-top: 7px;
  display: inline-flex; align-items: center; gap: 7px;
  font-size: 11.5px; color: var(--muted);
  background: rgba(255,255,255,.04);
  border: 1px solid var(--line);
  border-left: 2px solid var(--accent);
  padding: 6px 10px; border-radius: 7px;
  max-width: 100%;
}
.smsg .sm-context .dot { color: var(--accent); }
.smsg.reply { opacity: 0; }
.stage[data-phase="slack"] .smsg.reply { animation: fadeUp .5s var(--ease) 1.1s both; }
@keyframes fadeUp { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
.slack-react { display: flex; gap: 6px; margin-top: 9px; }
.slack-react .rx {
  display: inline-flex; align-items: center; gap: 5px;
  font-size: 12px; padding: 2px 9px; border-radius: 999px;
  background: var(--accent-soft); border: 1px solid var(--accent-line); color: var(--text);
}

/* ---------------- WHO IT'S FOR ---------------- */
.who-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
@media (max-width: 900px) { .who-grid { grid-template-columns: 1fr; } }
.who-card {
  background: linear-gradient(180deg, var(--bg-2), var(--bg-1));
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: 28px 26px 30px;
  transition: transform .25s var(--ease), border-color .25s, background .25s;
  position: relative; overflow: hidden;
}
.who-card:hover { transform: translateY(-4px); border-color: var(--line-2); }
.who-card .wc-ic {
  width: 44px; height: 44px; border-radius: 12px;
  display: grid; place-items: center; margin-bottom: 20px;
  background: var(--accent-soft); border: 1px solid var(--accent-line);
  color: var(--accent);
}
.who-card h3 { font-size: 21px; letter-spacing: -.02em; }
.who-card .wc-roles { color: var(--accent); font-family: var(--mono); font-size: 12px; letter-spacing: .04em; margin: 8px 0 14px; }
.who-card p { color: var(--muted); font-size: 15.5px; line-height: 1.55; }

/* ---------------- FEATURES ---------------- */
.feat-grid { display: grid; grid-template-columns: 1.15fr 1fr 1fr; gap: 20px; }
@media (max-width: 960px) { .feat-grid { grid-template-columns: 1fr; } }
.feat {
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: 30px;
  background: var(--bg-1);
  position: relative; overflow: hidden;
  transition: border-color .25s, transform .25s var(--ease);
}
.feat:hover { border-color: var(--line-2); transform: translateY(-3px); }
.feat .f-tag { font-family: var(--mono); font-size: 11.5px; letter-spacing: .12em; text-transform: uppercase; color: var(--faint); }
.feat h3 { font-size: 24px; margin: 14px 0 12px; letter-spacing: -.02em; }
.feat p { color: var(--muted); font-size: 15.5px; line-height: 1.58; }
.feat .f-viz { margin-top: 26px; }

/* mini visual: context-not-coordinates */
.viz-anchor { display: flex; align-items: center; gap: 10px; }
.viz-anchor .va-pin {
  width: 26px; height: 26px; border-radius: 50% 50% 50% 0; transform: rotate(-45deg);
  background: var(--accent); flex-shrink: 0; box-shadow: 0 4px 12px -3px var(--accent-glow);
}
.viz-anchor .va-target {
  flex: 1; height: 38px; border-radius: 8px;
  border: 1.5px dashed var(--accent-line);
  background: var(--accent-soft);
  display: flex; align-items: center; padding: 0 12px;
  font-size: 13px; color: var(--muted);
}
/* mini visual: lives in slack */
.viz-slack { display: flex; flex-direction: column; gap: 8px; }
.viz-slack .vs-row { display: flex; align-items: center; gap: 9px; font-size: 13px; color: var(--muted); }
.viz-slack .vs-row .vs-av { width: 22px; height: 22px; border-radius: 6px; flex-shrink: 0; }
.viz-slack .vs-row b { color: var(--text); font-weight: 600; }
/* mini visual: zero friction */
.viz-friction { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.viz-friction .chip {
  display: inline-flex; align-items: center; gap: 7px;
  font-size: 13px; color: var(--text);
  background: rgba(255,255,255,.04); border: 1px solid var(--line-2);
  padding: 7px 13px; border-radius: 999px;
}
.viz-friction .plus { color: var(--faint); }

/* ---------------- HOW IT WORKS ---------------- */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; position: relative; }
@media (max-width: 900px) { .steps { grid-template-columns: 1fr; gap: 30px; } }
.step { padding: 0 30px; position: relative; }
.step:first-child { padding-left: 0; }
.step:not(:first-child)::before {
  content: ""; position: absolute; left: 0; top: 28px; bottom: 0;
  width: 1px; background: var(--line);
}
@media (max-width: 900px) { .step::before { display: none; } .step { padding: 0; } }
.step .s-num {
  width: 56px; height: 56px; border-radius: 16px;
  display: grid; place-items: center;
  font-family: var(--mono); font-size: 22px; font-weight: 500;
  color: var(--accent);
  background: var(--accent-soft); border: 1px solid var(--accent-line);
  margin-bottom: 24px;
}
.step h3 { font-size: 23px; letter-spacing: -.02em; }
.step p { color: var(--muted); font-size: 15.5px; line-height: 1.58; margin-top: 12px; }
.step .s-key {
  display: inline-flex; align-items: center; gap: 6px; margin-top: 16px;
  font-family: var(--mono); font-size: 12px; color: var(--muted);
}
.step .s-key kbd {
  background: var(--raised); border: 1px solid var(--line-2);
  border-bottom-width: 2px; border-radius: 6px;
  padding: 2px 8px; font-family: var(--mono); font-size: 12px; color: var(--text);
}

/* ---------------- FINAL CTA ---------------- */
.cta-band {
  position: relative; overflow: hidden;
  border: 1px solid var(--accent-line);
  border-radius: var(--r-xl);
  padding: 72px 64px;
  background:
    radial-gradient(680px 420px at 88% -20%, var(--accent-soft), transparent 60%),
    radial-gradient(520px 360px at 0% 120%, color-mix(in oklab, var(--slack) 26%, transparent), transparent 62%),
    linear-gradient(160deg, var(--bg-3), var(--bg-1) 70%);
  text-align: left;
}
.cta-band h2 { font-size: clamp(34px, 5vw, 58px); letter-spacing: -.03em; max-width: 760px; }
.cta-band .lead { margin: 20px 0 0; max-width: 560px; }
.cta-band .waitlist { justify-content: flex-start; }
.cta-band .micro { margin-top: 16px; color: var(--faint); font-family: var(--mono); font-size: 12.5px; }

/* ---------------- responsive ---------------- */
@media (max-width: 760px) {
  body { font-size: 16px; }
  .nav-in { height: 60px; }
  .nav-cta .btn { height: 40px; padding: 0 15px; font-size: 14px; }
  .brand { font-size: 17px; }

  .section-head { margin-bottom: 44px; }
  .section-head h2 { font-size: clamp(28px, 8vw, 38px); }

  .foot-in { flex-direction: column; gap: 36px; }
  .foot-cols { gap: 40px; }
  .foot { padding: 44px 0 52px; }

  .wrap { padding: 0 20px; }
  .section { padding: 80px 0; }
  .cta-band { padding: 48px 22px; }
  .flightline { display: none; }
  .hero { padding-top: 36px; padding-bottom: 72px; }
  .hero h1 { font-size: 40px; letter-spacing: -0.03em; }
  .hero .lead { font-size: 18px; }
  .stage { margin-top: 4px; }
  .page-shot { width: 240px; height: 200px; right: -30px; bottom: -36px; }
  .page-hero h3 { font-size: 30px; }
  .page-hero p { font-size: 13.5px; }

  /* waitlist: stack input + button as two full-width controls (never overlap) */
  .waitlist { width: 100%; }
  .waitlist-done { width: 100%; box-sizing: border-box; }
  .waitlist-field {
    min-width: 0;
    width: 100%;
    flex-direction: column;
    align-items: stretch;
    height: auto;
    padding: 0;
    gap: 10px;
    border: 0;
    background: transparent;
    border-radius: 0;
  }
  .waitlist-field:focus-within { box-shadow: none; }
  .waitlist-field input {
    flex: 0 0 auto;
    width: 100%;
    height: 52px;
    padding: 0 16px;
    border: 1px solid var(--line-2);
    border-radius: 12px;
    background: var(--bg-2);
    box-sizing: border-box;
  }
  .waitlist-field input:focus {
    border-color: var(--accent-line);
    box-shadow: 0 0 0 4px var(--accent-soft);
  }
  .waitlist-field .btn {
    flex: 0 0 auto;
    width: 100%;
    height: 52px;
    padding: 0 18px;
    border-radius: 12px;
    font-size: 15.5px;
  }
}

@media (max-width: 420px) {
  .foot p { white-space: normal !important; }
}

/* ---- mobile: stacked demo (mock -> composer -> slack thread) ---- */
.stage[data-mobile="1"] { display: flex; flex-direction: column; align-items: stretch; }
.m-stack {
  padding: 20px 16px 22px;
  background: linear-gradient(180deg, #eceef3, #e6e9ef);
}
.stage[data-mobile="1"] .bubble,
.stage[data-mobile="1"] .slackcard {
  position: static;
  left: auto; top: auto;
  width: 100%;
  box-sizing: border-box;
}
.m-flow { display: flex; justify-content: center; height: 34px; }
.m-flow span {
  position: relative;
  width: 2px; height: 100%;
  background: linear-gradient(var(--accent-line), color-mix(in oklab, var(--accent) 12%, transparent));
}
.m-flow span::after {
  content: "";
  position: absolute; left: 50%; bottom: 1px;
  transform: translateX(-50%) rotate(45deg);
  width: 8px; height: 8px;
  border-right: 2px solid var(--accent-line);
  border-bottom: 2px solid var(--accent-line);
}