/* ZBee landing site — single shared stylesheet. No build step. */

:root {
  --ink:        #1d1d1f;
  --ink-soft:   #515154;
  --ink-faint:  #86868b;
  --bg:         #fbfbfd;
  --bg-card:    #ffffff;
  --line:       #e3e3e6;
  --honey:      #f0a500;   /* ZBee accent */
  --honey-deep: #c97f00;
  --honey-wash: #fff7e6;
  --radius:     16px;
  --maxw:       1040px;
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Helvetica Neue",
          Helvetica, Arial, sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --ink:       #f5f5f7;
    --ink-soft:  #c7c7cc;
    --ink-faint: #8e8e93;
    --bg:        #0b0b0d;
    --bg-card:   #161617;
    --line:      #2a2a2d;
    --honey-wash:#241d0c;
  }
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--honey-deep); text-decoration: none; }
a:hover { text-decoration: underline; }

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

/* ---- Nav ---- */
header.nav {
  position: sticky; top: 0; z-index: 10;
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid var(--line);
}
.nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 56px;
}
.brand { display: flex; align-items: center; gap: 9px; font-weight: 600; font-size: 19px; color: var(--ink); }
.brand .mark { width: 28px; height: 28px; border-radius: 7px; display: block; }
.nav-links { display: flex; gap: 26px; align-items: center; }
.nav-links a { color: var(--ink-soft); font-size: 15px; }
.nav-links a:hover { color: var(--ink); text-decoration: none; }
@media (max-width: 560px) { .nav-links a.hide-sm { display: none; } }

/* ---- Buttons ---- */
.btn {
  display: inline-flex; align-items: center; gap: 9px;
  padding: 13px 26px; border-radius: 980px;
  font-size: 16px; font-weight: 600; line-height: 1;
  cursor: pointer; border: 1px solid transparent;
  transition: transform .12s ease, background .12s ease;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn-primary { background: var(--honey); color: #1d1300; }
.btn-primary:hover { background: var(--honey-deep); color: #1d1300; }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.btn-ghost:hover { border-color: var(--ink-faint); }
.btn .sub { font-weight: 400; font-size: 13px; opacity: .7; }

/* Pre-launch "coming soon" pill — looks deliberate, not clickable */
.btn-soon {
  background: var(--honey-wash); color: var(--honey-deep);
  border-color: color-mix(in srgb, var(--honey) 35%, transparent);
  cursor: default;
}
.btn-soon:hover { transform: none; text-decoration: none; }
.btn-soon .dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--honey); display: inline-block;
}

/* ---- Hero ---- */
.hero { text-align: center; padding: 96px 0 72px; }
.hero h1 {
  font-size: clamp(40px, 7vw, 68px); line-height: 1.05;
  letter-spacing: -.02em; margin: 0 0 18px; font-weight: 700;
}
.hero .lede {
  font-size: clamp(18px, 2.4vw, 23px); color: var(--ink-soft);
  max-width: 640px; margin: 0 auto 34px;
}
.hero .cta-row { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.hero .reqs { margin-top: 18px; color: var(--ink-faint); font-size: 13px; }

/* ---- Generic section ---- */
section { padding: 64px 0; }
.section-head { text-align: center; max-width: 640px; margin: 0 auto 48px; }
.section-head h2 { font-size: clamp(28px, 4vw, 40px); letter-spacing: -.015em; margin: 0 0 12px; }
.section-head p { color: var(--ink-soft); font-size: 18px; margin: 0; }

/* ---- Feature cards ---- */
.grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
@media (max-width: 720px) { .grid { grid-template-columns: 1fr; } }
.card {
  background: var(--bg-card); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 28px;
}
.card .ico {
  width: 44px; height: 44px; border-radius: 12px;
  background: var(--honey-wash); display: grid; place-items: center;
  font-size: 22px; margin-bottom: 16px;
}
.card h3 { margin: 0 0 8px; font-size: 19px; }
.card p { margin: 0; color: var(--ink-soft); font-size: 15.5px; }

/* ---- Privacy band ---- */
.band {
  background: var(--honey-wash);
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
}
.band .wrap { text-align: center; max-width: 720px; }
.band h2 { font-size: clamp(26px, 3.6vw, 34px); margin: 0 0 14px; letter-spacing: -.015em; }
.band p { font-size: 17px; color: var(--ink-soft); margin: 0; }

/* ---- Download closer ---- */
.closer { text-align: center; }
.closer h2 { font-size: clamp(28px, 4vw, 42px); margin: 0 0 28px; letter-spacing: -.015em; }

/* ---- Footer ---- */
footer.site {
  border-top: 1px solid var(--line);
  padding: 40px 0; color: var(--ink-faint); font-size: 14px;
}
footer.site .wrap {
  display: flex; flex-wrap: wrap; gap: 16px 28px;
  align-items: center; justify-content: space-between;
}
footer.site nav { display: flex; gap: 22px; flex-wrap: wrap; }
footer.site nav a { color: var(--ink-soft); }
footer.site .disclaim { width: 100%; font-size: 12.5px; line-height: 1.5; color: var(--ink-faint); margin-top: 6px; }

/* ---- Legal (sub-pages) ---- */
.legal { max-width: 760px; margin: 0 auto; padding: 56px 24px 80px; }
.legal a.back { font-size: 14px; }
.legal h1 { font-size: clamp(28px, 4vw, 38px); letter-spacing: -.015em; margin: 22px 0 4px; }
.legal .updated { color: var(--ink-faint); font-size: 14px; margin: 0 0 28px; }
.legal h2 { font-size: 21px; margin: 34px 0 10px; letter-spacing: -.01em; }
.legal p, .legal li { color: var(--ink-soft); font-size: 16px; }
.legal ul { padding-left: 20px; }
.legal strong { color: var(--ink); }
.legal hr { border: none; border-top: 1px solid var(--line); margin: 36px 0; }
.legal .note { font-size: 13.5px; color: var(--ink-faint); font-style: italic; }