/* Marketing site. Palette comes from tokens.css. */
* { box-sizing: border-box; }

html, body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.55;
}

html {
  /* Anchor jumps must clear the sticky bar rather than hiding under it. */
  scroll-padding-top: calc(var(--topbar-h) + 12px);
}

/* `clip` contains stray horizontal overflow without creating a scroll container.
   `hidden` here would make body the scrollport and silently break the sticky nav. */
body { overflow-x: clip; }

a { color: inherit; }
h1, h2, h3 { letter-spacing: -0.02em; line-height: 1.12; }
.wrap { width: min(1180px, 100% - 40px); margin-inline: auto; }
.muted { color: var(--muted); }
.serif-em {
  font-family: "Iowan Old Style", "Palatino Linotype", Georgia, serif;
  font-style: italic;
  font-weight: 500;
  color: var(--gold-2);
}

/* ---------- top nav ---------- */

.site-bar {
  position: sticky; top: 0; z-index: 40;
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.site-bar .wrap {
  display: flex; align-items: center; gap: 18px;
  min-height: 68px;
}
.logo {
  display: flex; align-items: center; gap: 9px;
  text-decoration: none; font-weight: 700; font-size: 17px;
  margin-right: auto;
}
.logo .mark {
  width: 28px; height: 28px; border-radius: 8px;
  background: radial-gradient(circle at 30% 30%, var(--gold-2), var(--gold));
  display: grid; place-items: center;
  font-family: var(--mono); font-size: 10px; font-weight: 700;
  color: var(--mark-ink);
}
.site-nav { display: flex; align-items: center; gap: 4px; }
.site-nav a {
  text-decoration: none; color: var(--copy);
  padding: 8px 12px; border-radius: 8px; font-size: 14px; font-weight: 550;
}
.site-nav a:hover, .site-nav a.active { color: var(--ink); background: var(--card); }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 11px 20px; border-radius: 999px;
  font: inherit; font-size: 14px; font-weight: 650;
  text-decoration: none; cursor: pointer; white-space: nowrap;
  border: 1px solid var(--line); background: transparent; color: var(--ink);
}
.btn.primary {
  border-color: transparent; color: var(--mark-ink);
  background: linear-gradient(120deg, var(--gold-2), var(--gold));
}
.btn.primary:hover { filter: brightness(1.08); }
.btn.ghost:hover { border-color: var(--gold); }
.btn.lg { padding: 14px 26px; font-size: 15px; }
.site-burger {
  display: none; width: 42px; height: 42px; border-radius: 10px;
  border: 1px solid var(--line); background: var(--panel);
  place-content: center; gap: 5px; cursor: pointer;
}
.site-burger span { display: block; width: 18px; height: 2px; background: var(--ink); border-radius: 1px; }

/* ---------- hero ---------- */

.hero {
  position: relative;
  padding: 72px 0 84px;
  overflow: hidden;
}
.hero::before {
  content: ""; position: absolute; inset: -20% -10% auto -10%; height: 150%;
  background:
    radial-gradient(900px 520px at 12% 0%, var(--grain-a) 0%, transparent 60%),
    radial-gradient(760px 460px at 92% 8%, var(--grain-b) 0%, transparent 58%);
  opacity: 0.6; pointer-events: none;
}
.hero .wrap {
  position: relative;
  display: grid; grid-template-columns: minmax(0, 1.12fr) minmax(300px, 0.88fr);
  gap: 48px; align-items: start;
}
.eyebrow {
  margin: 0 0 18px; font-size: 11.5px; font-weight: 700;
  letter-spacing: 0.16em; text-transform: uppercase; color: var(--gold-2);
}
.hero h1 {
  margin: 0 0 22px;
  font-size: clamp(38px, 5vw, 62px);
  font-weight: 700;
}
.hero p { color: var(--copy); margin: 0 0 16px; max-width: 54ch; }
.hero p strong { color: var(--ink); font-weight: 650; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 26px; }
.hero-foot { margin: 18px 0 0; font-size: 12.5px; color: var(--muted); }

.hub {
  background: color-mix(in srgb, var(--panel) 88%, transparent);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 20px 22px 24px;
  box-shadow: var(--shadow);
}
.hub h2 {
  margin: 0 0 4px; font-size: 11px; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--gold-2); font-weight: 700;
}
.hub .lede { margin: 0 0 14px; font-size: 14px; color: var(--copy); }
.chips { display: flex; flex-wrap: wrap; gap: 7px; margin-bottom: 20px; }
.chip {
  display: inline-flex; align-items: center; gap: 6px;
  background: var(--card); border: 1px solid var(--line);
  border-radius: 999px; padding: 6px 12px; font-size: 12.5px; color: var(--copy);
}
.chip .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--muted); }
.chip .dot.on { background: var(--buy); }
.chip .dot.off { background: var(--short); }
.hub-stats {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px;
  padding-top: 18px; border-top: 1px solid var(--line);
}
.hub-stats div strong {
  display: block; font-size: 19px; font-weight: 700; color: var(--gold-2);
}
.hub-stats div span {
  display: block; margin-top: 2px;
  font-size: 10.5px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted);
}

/* ---------- sections ---------- */

section.band { padding: 66px 0; }
section.band.alt { background: color-mix(in srgb, var(--panel) 55%, transparent); border-block: 1px solid var(--line); }
.band-head { max-width: 62ch; margin-bottom: 30px; }
.band-head h2 { margin: 6px 0 12px; font-size: clamp(26px, 3.2vw, 36px); }
.band-head p { margin: 0; color: var(--copy); }

.grid { display: grid; gap: 14px; }
.grid.c3 { grid-template-columns: repeat(auto-fit, minmax(270px, 1fr)); }
.grid.c4 { grid-template-columns: repeat(auto-fit, minmax(215px, 1fr)); }
.card {
  background: var(--panel); border: 1px solid var(--line);
  border-radius: 14px; padding: 20px 22px;
}
.card h3 { margin: 0 0 8px; font-size: 17px; }
.card p { margin: 0; color: var(--copy); font-size: 14.5px; }
.card .ico {
  width: 34px; height: 34px; border-radius: 9px; margin-bottom: 12px;
  display: grid; place-items: center; background: var(--card); border: 1px solid var(--line);
}
.card .ico svg { width: 18px; height: 18px; fill: var(--gold-2); }

/* lifecycle rail */
.rail { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 10px; }
.step {
  background: var(--panel); border: 1px solid var(--line);
  border-radius: 12px; padding: 14px 16px; position: relative;
}
.step .n {
  font-family: var(--mono); font-size: 11px; color: var(--muted);
}
.step .k { display: block; margin: 6px 0 4px; font-weight: 700; font-size: 15px; }
.step p { margin: 0; font-size: 13px; color: var(--copy); }
.step.wait .k { color: var(--wait); }
.step.watch .k { color: var(--watch); }
.step.setup .k { color: var(--setup); }
.step.trigger .k { color: var(--buy); }
.step.exit .k { color: var(--short); }
.step.learn .k { color: var(--gold-2); }

/* sensor table */
.sensor-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 10px; }
.sensor-row {
  display: flex; justify-content: space-between; align-items: center; gap: 10px;
  background: var(--panel); border: 1px solid var(--line);
  border-radius: 10px; padding: 12px 14px;
}
.sensor-row b { font-weight: 600; font-size: 14px; }
.sensor-row small { display: block; color: var(--muted); font-size: 12px; margin-top: 2px; }
.tag {
  font-size: 10px; letter-spacing: 0.08em; text-transform: uppercase;
  padding: 4px 8px; border-radius: 999px; border: 1px solid var(--line);
  white-space: nowrap;
}
.tag.live { color: var(--buy); border-color: color-mix(in srgb, var(--buy) 45%, transparent); }
.tag.soon { color: var(--muted); }

/* honesty panel */
.compare { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 14px; }
.compare .card.no { border-color: color-mix(in srgb, var(--short) 40%, var(--line)); }
.compare .card.yes { border-color: color-mix(in srgb, var(--buy) 40%, var(--line)); }
.compare ul { margin: 0; padding-left: 18px; color: var(--copy); font-size: 14.5px; }
.compare li { margin-bottom: 7px; }
.compare .card.no h3 { color: var(--short); }
.compare .card.yes h3 { color: var(--buy); }

/* academy */
.lesson {
  display: flex; gap: 14px; align-items: flex-start;
  background: var(--panel); border: 1px solid var(--line);
  border-radius: 12px; padding: 16px 18px;
}
.lesson .num {
  font-family: var(--mono); font-size: 13px; font-weight: 700;
  color: var(--mark-ink); background: linear-gradient(120deg, var(--gold-2), var(--gold));
  width: 28px; height: 28px; border-radius: 8px; display: grid; place-items: center; flex: 0 0 auto;
}
.lesson h3 { margin: 2px 0 6px; font-size: 15.5px; }
.lesson p { margin: 0; font-size: 13.5px; color: var(--copy); }

/* cta band */
.cta-band { text-align: center; padding: 74px 0; }
.cta-band h2 { margin: 0 0 12px; font-size: clamp(26px, 3.4vw, 38px); }
.cta-band p { margin: 0 auto 26px; max-width: 58ch; color: var(--copy); }
.cta-band .hero-cta { justify-content: center; }

/* footer */
.site-foot { border-top: 1px solid var(--line); padding: 34px 0 44px; }
.site-foot .wrap { display: flex; flex-wrap: wrap; gap: 20px; justify-content: space-between; }
.site-foot p { margin: 0; font-size: 13px; color: var(--muted); max-width: 52ch; }
.foot-links { display: flex; flex-wrap: wrap; gap: 14px; }
.foot-links a { color: var(--copy); text-decoration: none; font-size: 13px; }
.foot-links a:hover { color: var(--gold-2); }

/* ---------- auth pages ---------- */

.auth-shell {
  min-height: calc(100vh - 68px);
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  align-items: center; gap: 48px;
  padding: 48px 0 64px;
}
.auth-card {
  background: var(--panel); border: 1px solid var(--line);
  border-radius: 16px; padding: 28px 30px 30px;
  box-shadow: var(--shadow);
  width: min(460px, 100%);
}
.auth-card h1 { margin: 0 0 6px; font-size: 26px; }
.auth-card .lede { margin: 0 0 20px; color: var(--copy); font-size: 14.5px; }
.field { display: block; margin-bottom: 14px; }
.field > span {
  display: block; margin-bottom: 6px;
  font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted);
}
.field input {
  width: 100%; padding: 11px 13px;
  background: var(--card); border: 1px solid var(--line); border-radius: 9px;
  color: var(--ink); font: inherit; font-size: 15px;
}
.field input:focus { outline: none; border-color: var(--gold); }
.secret { position: relative; display: block; }
.secret input { padding-right: 44px; }
.secret-toggle {
  position: absolute; right: 6px; top: 50%; transform: translateY(-50%);
  width: 34px; height: 34px; padding: 0;
  display: grid; place-items: center;
  border: 0; background: transparent; color: var(--muted); cursor: pointer; border-radius: 8px;
}
.secret-toggle:hover { color: var(--ink); background: color-mix(in srgb, var(--line) 55%, transparent); }
.secret-toggle:focus-visible { outline: 2px solid var(--gold); outline-offset: 1px; }
.secret-toggle svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.auth-card .btn { width: 100%; }
.notice {
  margin: 0 0 20px; padding: 12px 14px;
  border-left: 3px solid var(--gold); background: var(--card);
  border-radius: 0 9px 9px 0; font-size: 13.5px; color: var(--copy);
}
.hidden { display: none !important; }
.error {
  margin: 0 0 16px; padding: 11px 13px;
  border-left: 3px solid var(--short); background: var(--card);
  border-radius: 0 9px 9px 0; font-size: 13.5px; color: var(--ink);
}
.auth-alt { margin: 16px 0 0; text-align: center; font-size: 13.5px; color: var(--muted); }
.auth-alt a { color: var(--gold-2); }
.auth-side h2 { font-size: clamp(24px, 3vw, 34px); margin: 0 0 14px; }
.auth-side p { color: var(--copy); margin: 0 0 20px; max-width: 46ch; }
.tick { list-style: none; padding: 0; margin: 0; }
.tick li {
  position: relative; padding: 7px 0 7px 26px; color: var(--copy); font-size: 14.5px;
}
.tick li::before {
  content: "✓"; position: absolute; left: 2px; color: var(--buy); font-weight: 700;
}

/* ---------- responsive ---------- */

@media (max-width: 980px) {
  .hero .wrap { grid-template-columns: 1fr; gap: 34px; }
  .auth-shell { grid-template-columns: 1fr; gap: 28px; padding-top: 32px; }
  .auth-side { order: 2; }
}

@media (max-width: 860px) {
  .site-nav {
    display: none;
    position: absolute; top: 68px; left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 2px;
    background: var(--panel); border-bottom: 1px solid var(--line);
    padding: 10px 20px 16px;
  }
  .site-nav.open { display: flex; }
  .site-burger { display: grid; order: -1; }
  .site-bar .wrap { position: relative; flex-wrap: wrap; }
  .hero { padding: 44px 0 56px; }
  section.band { padding: 48px 0; }
}