:root {
  /* tenka.memory brand — dark ground, turquoise accent (from the campaign creative) */
  --primary: hsl(172 76% 47%);
  --primary-600: hsl(172 74% 40%);
  --on-primary: hsl(174 80% 8%);
  --fg: hsl(180 6% 96%);
  --muted-fg: hsl(180 7% 62%);
  --border: hsl(186 14% 17%);
  --bg: hsl(200 12% 4%);
  --card: hsl(195 12% 8%);
  --danger-bg: hsl(0 45% 12%);
  --danger-fg: hsl(0 80% 78%);
  --danger-border: hsl(0 40% 26%);
  --ok-fg: hsl(172 60% 55%);
  --radius: 18px;
  --shadow: 0 24px 60px -24px hsl(174 80% 20% / 0.55);
}

* { box-sizing: border-box; }
html, body { height: 100%; }

body {
  margin: 0;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  color: var(--fg);
  background:
    radial-gradient(900px 460px at 50% -8%, hsl(172 76% 20% / 0.42), transparent 70%),
    radial-gradient(700px 500px at 90% 8%, hsl(172 76% 24% / 0.16), transparent 60%),
    var(--bg);
  background-attachment: fixed;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

.wrap {
  min-height: 100%;
  max-width: 600px;
  margin: 0 auto;
  padding: 40px 20px 56px;
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.brand { text-align: center; padding-top: 12px; }
.logo { height: 44px; width: auto; }

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 34px 30px;
}
.hero { text-align: center; }

.eyebrow {
  display: inline-block;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--primary);
  margin: 0 0 10px;
}

h1 { font-size: 1.9rem; font-weight: 800; margin: 0 0 12px; letter-spacing: -0.02em; line-height: 1.12; }
h2 { font-size: 1.05rem; font-weight: 600; margin: 26px 0 6px; color: var(--fg); }
.lead { font-size: 1.08rem; color: var(--muted-fg); margin: 0 0 24px; }
.hero .lead { margin-left: auto; margin-right: auto; max-width: 44ch; }

/* Campaign network graphic */
.hero-art {
  display: block;
  width: 100%;
  max-width: 460px;
  height: auto;
  margin: 8px auto 24px;
}

.icon-badge {
  width: 60px; height: 60px; border-radius: 50%;
  display: grid; place-items: center; font-size: 28px;
  margin: 0 auto 16px; background: hsl(172 76% 47% / 0.14); color: var(--primary);
}

.signup-form, .enrich-form { display: flex; flex-direction: column; gap: 16px; text-align: left; }

.field { display: flex; flex-direction: column; gap: 6px; }
.label { font-size: 0.85rem; font-weight: 600; color: var(--fg); }
.opt { font-weight: 400; color: var(--muted-fg); }

input[type="email"], input[type="text"], input[type="tel"] {
  width: 100%;
  padding: 13px 14px;
  font-size: 1rem;
  font-family: inherit;
  color: var(--fg);
  background: hsl(200 12% 6%);
  border: 1.5px solid var(--border);
  border-radius: 12px;
  transition: border-color .15s, box-shadow .15s;
}
input::placeholder { color: hsl(180 7% 42%); }
input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 4px hsl(172 76% 47% / 0.18);
}

.btn {
  display: inline-block;
  border: none;
  border-radius: 999px;
  font-family: inherit;
  font-size: 1rem;
  font-weight: 700;
  padding: 14px 24px;
  cursor: pointer;
  text-decoration: none;
  text-align: center;
  transition: background .15s, transform .05s, border-color .15s;
}
.btn-primary { background: var(--primary); color: var(--on-primary); }
.btn-primary:hover { background: var(--primary-600); }
.btn-primary:active { transform: translateY(1px); }
.btn-ghost { background: transparent; color: var(--primary); border: 1.5px solid var(--border); }
.btn-ghost:hover { background: hsl(172 76% 47% / 0.08); border-color: var(--primary); }

.fineprint { font-size: 0.8rem; color: var(--muted-fg); margin: 4px 0 0; }
.fineprint a, .lead a, .prose a, .foot a { color: var(--primary); }
.hint { font-size: 0.8rem; color: var(--muted-fg); margin: 2px 0 0; min-height: 1em; }
.hint.ok { color: var(--ok-fg); }
.hint.err { color: var(--danger-fg); }

.alert {
  background: var(--danger-bg);
  border: 1px solid var(--danger-border);
  color: var(--danger-fg);
  border-radius: 12px;
  padding: 12px 14px;
  margin: 0 0 20px;
  text-align: left;
}
.alert p { margin: 4px 0; font-size: 0.92rem; }

/* honeypot: visually and physically hidden from real users */
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

/* company autocomplete */
.suggest {
  list-style: none;
  margin: 6px 0 0;
  padding: 4px;
  position: absolute;
  z-index: 20;
  top: 100%;
  left: 0;
  right: 0;
  background: hsl(195 12% 10%);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: var(--shadow);
  max-height: 280px;
  overflow-y: auto;
}
.suggest li {
  padding: 10px 12px;
  border-radius: 8px;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.suggest li:hover, .suggest li[aria-selected="true"] { background: hsl(172 76% 47% / 0.12); }
.suggest .s-name { font-weight: 600; font-size: 0.95rem; }
.suggest .s-meta { font-size: 0.8rem; color: var(--muted-fg); }
.suggest .s-empty { color: var(--muted-fg); cursor: default; }
.suggest .s-empty:hover { background: transparent; }

.prose { text-align: left; }
.prose ul { padding-left: 20px; color: var(--muted-fg); }
.prose li { margin: 4px 0; }
.prose p { color: var(--muted-fg); }

.divider { height: 1px; background: var(--border); margin: 24px 0; border: 0; }

.foot { text-align: center; color: var(--muted-fg); font-size: 0.8rem; }
.foot p { margin: 0; }

@media (max-width: 480px) {
  .card { padding: 26px 18px; }
  h1 { font-size: 1.55rem; }
  .lead { font-size: 1rem; }
}