/* AlwaysOn landing page.
   Warm editorial base with one "always on" signal colour. */

:root {
  --bg: #f6f1e8;
  --surface: #fffdf8;
  --ink: #1b1a16;
  --ink-soft: #55524a;
  --line: #e2dacb;
  --signal: #1f8a4c;
  --signal-glow: rgba(31, 138, 76, 0.28);
  --signal-soft: #e3f1e7;
  --wait: #a35a12;
  --wait-soft: #f8ead7;
  --cta-bg: #1b1a16;
  --cta-ink: #f6f1e8;
  --cta-soft: #bdb6a7;
  --cta-signal: #4fd18a;
  --radius: 18px;
  --shadow: 0 1px 0 rgba(27, 26, 22, 0.04), 0 18px 40px -24px rgba(27, 26, 22, 0.25);
  --serif: "Instrument Serif", Georgia, serif;
  --sans: "Instrument Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14130f;
    --surface: #1d1c17;
    --ink: #f3eee4;
    --ink-soft: #b3ad9f;
    --line: #34312a;
    --signal: #4fd18a;
    --signal-glow: rgba(79, 209, 138, 0.3);
    --signal-soft: #1c3326;
    --wait: #f0b36b;
    --wait-soft: #3a2c1a;
    --cta-bg: #222b24;
    --shadow: 0 1px 0 rgba(0, 0, 0, 0.3), 0 18px 40px -24px rgba(0, 0, 0, 0.8);
  }
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1,
h2,
h3 {
  margin: 0;
  font-weight: 400;
  line-height: 1.05;
}

h1,
h2 {
  font-family: var(--serif);
  letter-spacing: -0.01em;
}

em {
  font-style: italic;
  color: var(--signal);
}

p {
  margin: 0;
}

a {
  color: inherit;
}

.mono {
  font-family: var(--mono);
  font-size: 0.86em;
}

.muted {
  color: var(--ink-soft);
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.skip {
  position: absolute;
  left: -999px;
  top: 8px;
  background: var(--ink);
  color: var(--bg);
  padding: 8px 12px;
  border-radius: 8px;
  z-index: 10;
}

.skip:focus {
  left: 16px;
}

:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: 3px;
  border-radius: 6px;
}

/* The always-on signal */

.live,
.brand-dot {
  display: inline-block;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--signal);
  box-shadow: 0 0 0 0 var(--signal-glow);
  animation: pulse 2.4s ease-out infinite;
  vertical-align: middle;
}

.brand-dot {
  width: 11px;
  height: 11px;
  margin-right: 8px;
}

@keyframes pulse {
  0% {
    box-shadow: 0 0 0 0 var(--signal-glow);
  }
  70% {
    box-shadow: 0 0 0 9px rgba(0, 0, 0, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(0, 0, 0, 0);
  }
}

/* Layout */

.nav,
.hero,
.section,
.cta,
.footer {
  width: min(1120px, calc(100% - 32px));
  margin-inline: auto;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 22px 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  font-weight: 600;
  font-size: 19px;
  letter-spacing: -0.01em;
  text-decoration: none;
}

.nav nav {
  display: flex;
  align-items: center;
  gap: 24px;
}

.nav nav a:not(.button) {
  color: var(--ink-soft);
  text-decoration: none;
  font-size: 15px;
}

.nav nav a:not(.button):hover {
  color: var(--ink);
}

/* Buttons and forms */

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 0;
  border-radius: 999px;
  background: var(--ink);
  color: var(--bg);
  font: 600 16px/1 var(--sans);
  padding: 15px 22px;
  cursor: pointer;
  text-decoration: none;
  white-space: nowrap;
  transition: transform 0.15s ease, background 0.15s ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button:disabled {
  opacity: 0.6;
  cursor: progress;
  transform: none;
}

.button-small {
  padding: 10px 16px;
  font-size: 14px;
}

.waitlist {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 30px;
  max-width: 520px;
}

.waitlist input[type="email"] {
  flex: 1 1 240px;
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface);
  color: var(--ink);
  font: 16px var(--sans);
  padding: 14px 20px;
}

.waitlist input[type="email"]::placeholder {
  color: var(--ink-soft);
}

.trap {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  opacity: 0;
}

.form-note {
  flex-basis: 100%;
  font-size: 14px;
  color: var(--ink-soft);
}

.form-note[data-state="success"] {
  color: var(--signal);
  font-weight: 500;
}

.form-note[data-state="error"] {
  color: var(--wait);
  font-weight: 500;
}

[hidden] {
  display: none !important;
}

.joined-note {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 30px;
  max-width: 520px;
  padding: 14px 18px;
  border-radius: 14px;
  background: var(--signal-soft);
  color: var(--ink);
  font-weight: 500;
}

.joined-check {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: none;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--signal);
  color: var(--bg);
  font-size: 15px;
}

.cta-joined > p {
  margin: 16px auto 0;
  max-width: 520px;
  color: var(--cta-soft);
}

/* Hero */

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: 56px;
  align-items: center;
  padding: 56px 0 72px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.hero h1 {
  margin-top: 18px;
  font-size: clamp(56px, 8vw, 104px);
}

.lede {
  margin-top: 22px;
  max-width: 520px;
  font-size: 20px;
  color: var(--ink-soft);
}

/* Agent feed */

.feed {
  position: relative;
  display: grid;
  gap: 14px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) + 8px);
  background:
    radial-gradient(120% 60% at 100% 0%, var(--signal-soft), transparent 60%),
    var(--surface);
  box-shadow: var(--shadow);
}

.feed-head {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.card {
  padding: 18px 18px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg);
  opacity: 0;
  transform: translateY(10px);
  animation: rise 0.6s ease forwards;
  animation-delay: calc(0.35s + var(--i) * 0.45s);
}

@keyframes rise {
  to {
    opacity: 1;
    transform: none;
  }
}

.card-kind {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--signal);
}

.card-title {
  margin-top: 6px;
  font-family: var(--sans);
  font-size: 18px;
  font-weight: 600;
  line-height: 1.25;
}

.card-fact {
  margin-top: 6px;
  font-size: 15px;
  color: var(--ink-soft);
}

.card-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
  margin: 12px 0 0;
}

.card-stats dt {
  font-size: 12px;
  color: var(--ink-soft);
}

.card-stats dd {
  margin: 0;
  font-weight: 600;
}

.card-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 14px;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border-radius: 999px;
  padding: 5px 11px;
  font-size: 13px;
  font-weight: 500;
}

.pill-wait {
  background: var(--wait-soft);
  color: var(--wait);
}

.pill-auto {
  background: var(--signal-soft);
  color: var(--signal);
}

.fake-button {
  border-radius: 999px;
  background: var(--ink);
  color: var(--bg);
  padding: 7px 14px;
  font-size: 13px;
  font-weight: 600;
}

/* Strip */

.strip {
  border-block: 1px solid var(--line);
  padding: 34px 16px;
  text-align: center;
}

.strip p {
  margin-inline: auto;
  max-width: 760px;
  font-family: var(--serif);
  font-size: clamp(26px, 3.4vw, 36px);
  line-height: 1.2;
}

.strip strong {
  font-weight: 400;
  font-style: italic;
  color: var(--signal);
}

/* Sections */

.section {
  padding: 96px 0 0;
}

.section-head {
  max-width: 720px;
}

.section-head h2 {
  margin-top: 14px;
  font-size: clamp(40px, 5vw, 60px);
}

.section-lede {
  margin-top: 16px;
  font-size: 19px;
  color: var(--ink-soft);
}

.steps {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 18px;
  margin: 44px 0 0;
  padding: 0;
  list-style: none;
}

.steps li {
  padding-top: 18px;
  border-top: 2px solid var(--ink);
}

.step-num {
  color: var(--signal);
}

.steps h3 {
  margin-top: 10px;
  font-size: 19px;
  font-weight: 600;
  line-height: 1.25;
}

.steps p {
  margin-top: 8px;
  font-size: 15px;
  color: var(--ink-soft);
}

.agents {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 44px;
}

.agent {
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.agent-status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--signal);
}

.agent h3 {
  margin-top: 16px;
  font-family: var(--serif);
  font-size: 38px;
}

.agent p:last-child {
  margin-top: 12px;
  color: var(--ink-soft);
}

.agent-soon {
  background: transparent;
  box-shadow: none;
  border-style: dashed;
}

.agent-soon .agent-status {
  color: var(--ink-soft);
}

.trust-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 28px;
  margin: 44px 0 0;
  padding: 0;
  list-style: none;
}

.trust-list h3 {
  font-size: 19px;
  font-weight: 600;
  line-height: 1.25;
}

.trust-list h3::before {
  content: "";
  display: block;
  width: 28px;
  height: 3px;
  margin-bottom: 14px;
  border-radius: 3px;
  background: var(--signal);
}

.trust-list p {
  margin-top: 8px;
  font-size: 15px;
  color: var(--ink-soft);
}

.faq {
  margin-top: 36px;
  max-width: 820px;
  border-top: 1px solid var(--line);
}

.faq details {
  border-bottom: 1px solid var(--line);
}

.faq summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 22px 0;
  font-size: 19px;
  font-weight: 500;
}

.faq summary::-webkit-details-marker {
  display: none;
}

.faq summary::after {
  content: "+";
  font-family: var(--mono);
  color: var(--signal);
  transition: transform 0.2s ease;
}

.faq details[open] summary::after {
  transform: rotate(45deg);
}

.faq details p {
  padding: 0 0 22px;
  max-width: 680px;
  color: var(--ink-soft);
}

/* Final CTA */

.cta {
  margin-top: 110px;
  padding: 64px 32px;
  border-radius: calc(var(--radius) + 10px);
  background: var(--cta-bg);
  color: var(--cta-ink);
  text-align: center;
}

.cta h2 {
  font-size: clamp(38px, 5vw, 60px);
}

.cta em {
  color: var(--cta-signal);
}

.cta > p {
  margin: 16px auto 0;
  max-width: 520px;
  color: var(--cta-soft);
}

.cta .waitlist {
  margin: 30px auto 0;
  justify-content: center;
}

.cta .waitlist input[type="email"] {
  border-color: transparent;
  background: var(--cta-ink);
  color: #1b1a16;
}

.cta .waitlist input[type="email"]::placeholder {
  color: #6f6a5f;
}

.cta .button {
  background: var(--cta-signal);
  color: #0d1a12;
}

.cta .form-note {
  color: var(--cta-soft);
}

.cta .form-note[data-state="success"] {
  color: var(--cta-signal);
}

.cta .form-note[data-state="error"] {
  color: #f0b36b;
}

.footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 8px 24px;
  padding: 40px 0 48px;
  font-size: 14px;
}

.footer a {
  color: inherit;
}

/* Legal pages */

.legal {
  width: min(760px, calc(100% - 32px));
  margin: 24px auto 64px;
}

.legal h1 {
  font-size: clamp(40px, 6vw, 60px);
  margin: 8px 0 6px;
}

.legal h2 {
  font-size: 28px;
  margin: 40px 0 10px;
}

.legal h3 {
  font-size: 17px;
  font-weight: 600;
  margin: 22px 0 6px;
}

.legal p,
.legal li {
  color: var(--ink-soft);
}

.legal p {
  margin: 0 0 14px;
}

.legal strong {
  color: var(--ink);
}

.legal a {
  color: var(--signal);
}

.legal ul {
  padding-left: 22px;
}

.legal li + li {
  margin-top: 6px;
}

.legal-meta {
  font-family: var(--mono);
  font-size: 13px;
  margin: 0 0 28px;
}

/* Responsive */

@media (max-width: 980px) {
  .hero {
    grid-template-columns: 1fr;
    gap: 40px;
    padding-top: 32px;
  }

  .steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .agents,
  .trust-list {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  body {
    font-size: 16px;
  }

  .nav nav a:not(.button) {
    display: none;
  }

  .lede {
    font-size: 18px;
  }

  .steps {
    grid-template-columns: 1fr;
  }

  .section {
    padding-top: 72px;
  }

  .cta {
    margin-top: 80px;
    padding: 48px 20px;
  }

  .waitlist .button {
    flex: 1 1 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .live,
  .brand-dot {
    animation: none;
  }

  .card {
    opacity: 1;
    transform: none;
    animation: none;
  }
}