/* Layout: a light, left-aligned hero with a canvas of scattered audit-log ticks resolving into one clear line; a pale-blue "who we are" band; a navy footer. One committed light look in the ZBOSoft brand colours. */
:root {
  --navy: #0B1F3B;
  --royal: #2563EB;
  --royal-deep: #1D4FD0;
  --cyan: #06B6D4;
  --sky: #A5D8FF;
  --pale: #E8F3FF;
  --paper: #FFFFFF;
  --ink: #0B1F3B;
  --ink-soft: #46597A;
  --rule: #C9DCF2;
  --error: #B42318;
  --font-display: "Sora", "Avenir Next", "Segoe UI", system-ui, sans-serif;
  --font-body: "IBM Plex Sans", "Segoe UI", system-ui, -apple-system, sans-serif;
  --step--1: 0.875rem;
  --step-0: 1.0625rem;
  --step-1: 1.25rem;
  --step-2: 1.75rem;
  --step-4: clamp(2.5rem, 5.6vw, 4.25rem);
  --measure: 36rem;
  --wrap: 72rem;
  color-scheme: light;
}
*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: var(--step-0);
  line-height: 1.6;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--royal); }
:focus-visible { outline: 3px solid var(--cyan); outline-offset: 3px; border-radius: 4px; }

.band { padding-left: max(16px, env(safe-area-inset-left, 0px)); padding-right: max(16px, env(safe-area-inset-right, 0px)); }
.wrap { max-width: var(--wrap); margin: 0 auto; }

/* Header */
.site-header .wrap { padding-block: 28px 8px; }
.logo { width: 168px; }

/* Hero */
.hero .wrap {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  gap: clamp(24px, 5vw, 72px);
  align-items: center;
  padding-block: clamp(40px, 8vw, 96px) clamp(48px, 8vw, 104px);
}
.hero-copy { min-width: 0; max-width: var(--measure); display: grid; gap: 28px; }
h1 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--step-4);
  line-height: 1.04;
  letter-spacing: -0.025em;
  text-wrap: balance;
}
h1 span { display: block; }
.lede { margin: 0; font-size: var(--step-1); line-height: 1.55; color: var(--ink-soft); max-width: 32rem; }

.signal { min-width: 0; position: relative; aspect-ratio: 5 / 4; max-width: 100%; }
.signal canvas { width: 100%; height: 100%; display: block; }

/* Sign-up */
.signup { display: grid; gap: 12px; max-width: 30rem; }
.signup-title { margin: 0; font-weight: 600; font-size: var(--step-0); }
.field-row { display: flex; gap: 8px; flex-wrap: wrap; }
.field-row input[type="email"] {
  flex: 1 1 14rem;
  min-width: 0;
  font: inherit;
  color: var(--ink);
  background: var(--paper);
  border: 1.5px solid var(--rule);
  border-radius: 10px;
  padding: 12px 14px;
}
.field-row input[type="email"]::placeholder { color: #7D8DA8; }
.field-row input[type="email"]:hover { border-color: var(--sky); }
.field-row input[aria-invalid="true"] { border-color: var(--error); }
button {
  font: inherit;
  font-weight: 600;
  color: #FFFFFF;
  background: var(--royal);
  border: 0;
  border-radius: 10px;
  padding: 12px 22px;
  cursor: pointer;
}
button:hover { background: var(--royal-deep); }
button[disabled] { opacity: 0.6; cursor: progress; }
.consent { margin: 0; font-size: var(--step--1); color: var(--ink-soft); line-height: 1.5; }
.form-msg { margin: 0; font-size: var(--step--1); min-height: 1.5em; }
.form-msg.is-error { color: var(--error); }
.form-msg.is-ok { color: var(--navy); font-weight: 500; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.thanks { display: grid; gap: 6px; padding: 18px 20px; background: var(--pale); border-radius: 12px; max-width: 30rem; }
.thanks p { margin: 0; }
.thanks strong { font-family: var(--font-display); font-weight: 600; font-size: var(--step-1); }

/* About */
.about { background: var(--pale); }
.about .wrap {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 2fr);
  gap: clamp(24px, 5vw, 72px);
  padding-block: clamp(56px, 8vw, 96px);
}
h2 { margin: 0; font-family: var(--font-display); font-weight: 600; font-size: var(--step-2); line-height: 1.2; letter-spacing: -0.015em; text-wrap: balance; }
.about-body { min-width: 0; display: grid; gap: 40px; }
.about-body > p { margin: 0; max-width: 40rem; }
.about-text { display: grid; gap: 16px; max-width: 40rem; }
.about-text p { margin: 0; }
.values { margin: 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 28px 40px; }
.values { gap: 40px 48px; }
.values div { display: grid; gap: 4px; align-content: start; }
.value-art { width: 100%; max-width: 168px; height: auto; margin-bottom: 14px; display: block; }
.values dt { font-family: var(--font-display); font-weight: 600; font-size: var(--step-0); }
.values dd { margin: 0; color: var(--ink-soft); font-size: var(--step--1); line-height: 1.55; }

/* Footer */
.site-footer { background: var(--navy); color: #C9D6EA; }
.site-footer .wrap { display: flex; flex-wrap: wrap; gap: 12px 24px; align-items: center; justify-content: space-between; padding-block: 28px; font-size: var(--step--1); }
.foot-brand { display: flex; align-items: center; gap: 10px; color: #FFFFFF; font-family: var(--font-display); font-weight: 600; }
.foot-brand img { width: 26px; height: 26px; }
.site-footer p { margin: 0; }

@media (max-width: 860px) {
  .hero .wrap { grid-template-columns: minmax(0, 1fr); }
  .signal { order: -1; aspect-ratio: 16 / 7; }
  .about .wrap { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 560px) {
  .values { grid-template-columns: minmax(0, 1fr); }
  .field-row button { flex: 1 1 100%; }
}