/* TrailCam site — palette taken from the app's "Jungle Green" theme
   (src/constants/themes.ts): accent #1E8C2A, bg #EEF7EE, outer #D5EDD5,
   text #122012. Dark values are the same hue carried into a night surface. */

:root {
  --accent:      #1E8C2A;
  --accent-ink:  #ffffff;
  --accent-dim:  rgba(30, 140, 42, 0.10);
  --accent-bd:   rgba(30, 140, 42, 0.30);
  --bg:          #EEF7EE;
  --outer:       #D5EDD5;
  --surface:     #ffffff;
  --surface-bd:  rgba(30, 110, 40, 0.12);
  --text:        #122012;
  --text-2:      rgba(18, 32, 18, 0.62);
  --text-3:      rgba(18, 32, 18, 0.42);
  --divider:     rgba(18, 32, 18, 0.10);
  --shadow:      0 1px 2px rgba(18, 32, 18, 0.05), 0 8px 24px rgba(18, 32, 18, 0.05);
  --radius:      16px;
  --wrap:        1080px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --accent:     #4FD167;
    --accent-ink: #06210B;
    --accent-dim: rgba(79, 209, 103, 0.12);
    --accent-bd:  rgba(79, 209, 103, 0.30);
    --bg:         #0E1710;
    --outer:      #0A110C;
    --surface:    #16221A;
    --surface-bd: rgba(79, 209, 103, 0.14);
    --text:       #E8F3E9;
    --text-2:     rgba(232, 243, 233, 0.66);
    --text-3:     rgba(232, 243, 233, 0.44);
    --divider:    rgba(232, 243, 233, 0.12);
    --shadow:     0 1px 2px rgba(0, 0, 0, 0.4), 0 8px 24px rgba(0, 0, 0, 0.3);
  }
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 400 17px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", "Hiragino Sans",
        "Noto Sans JP", "PingFang SC", "PingFang TC", "Microsoft YaHei",
        Helvetica, Arial, sans-serif;
  text-rendering: optimizeLegibility;
}

.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }
.wrap.narrow { max-width: 760px; }

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
a:focus-visible, .btn:focus-visible {
  outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 6px;
}

.skip {
  position: absolute; left: -9999px; top: 0;
  background: var(--surface); color: var(--text); padding: 10px 16px; z-index: 10;
}
.skip:focus { left: 8px; top: 8px; }

/* ── header ─────────────────────────────────────────────────────────────── */
.site {
  position: sticky; top: 0; z-index: 5;
  background: color-mix(in srgb, var(--bg) 92%, transparent);
  backdrop-filter: saturate(1.4) blur(12px);
  border-bottom: 1px solid var(--divider);
}
.bar { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 60px; }
.brand {
  display: inline-flex; align-items: center; gap: 8px;
  font-weight: 700; font-size: 17px; color: var(--text); text-decoration: none;
  letter-spacing: -0.01em;
}
.brand .mark { font-size: 20px; line-height: 1; }
.nav { display: flex; gap: 22px; font-size: 15px; }
.nav a { color: var(--text-2); }
.nav a:hover { color: var(--accent); text-decoration: none; }

/* ── hero ───────────────────────────────────────────────────────────────── */
.hero {
  background: linear-gradient(180deg, var(--outer) 0%, var(--bg) 100%);
  padding: 88px 0 72px;
  text-align: center;
}
.kicker {
  margin: 0 0 18px;
  display: inline-block;
  font-size: 12px; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-dim);
  border: 1px solid var(--accent-bd);
  border-radius: 999px; padding: 5px 14px;
}
h1 {
  margin: 0 auto 20px;
  max-width: 15ch;
  font-size: clamp(34px, 6.4vw, 60px);
  line-height: 1.12; font-weight: 700; letter-spacing: -0.025em;
}
.lede {
  margin: 0 auto 34px; max-width: 60ch;
  font-size: clamp(17px, 2.1vw, 20px); color: var(--text-2);
}
.cta-row { margin: 0 0 12px; }
.btn {
  display: inline-block;
  background: var(--accent); color: var(--accent-ink);
  font-weight: 700; font-size: 17px;
  padding: 15px 30px; border-radius: 14px;
  box-shadow: var(--shadow);
}
.btn:hover { text-decoration: none; filter: brightness(1.06); }
.cta-note { margin: 0; font-size: 13px; color: var(--text-3); }

/* ── sections ───────────────────────────────────────────────────────────── */
section { padding: 72px 0; }
.band { background: var(--outer); }

h2 {
  margin: 0 0 10px;
  font-size: clamp(25px, 3.6vw, 34px); line-height: 1.25;
  font-weight: 700; letter-spacing: -0.02em;
}
.sub { margin: 0 0 34px; color: var(--text-2); font-size: 16px; }
h3 { margin: 0 0 8px; font-size: 18px; font-weight: 700; letter-spacing: -0.01em; }
p { margin: 0 0 14px; }

/* stats */
.stats {
  list-style: none; margin: 28px 0 0; padding: 0;
  display: grid; gap: 16px;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
}
.stats li {
  background: var(--surface); border: 1px solid var(--surface-bd);
  border-radius: var(--radius); padding: 20px;
}
.stats b { display: block; font-size: 15px; color: var(--accent); margin-bottom: 6px; }
.stats span { font-size: 15px; color: var(--text-2); }

/* feature cards */
.cards {
  list-style: none; margin: 0; padding: 0;
  display: grid; gap: 18px;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}
.card {
  background: var(--surface); border: 1px solid var(--surface-bd);
  border-radius: var(--radius); padding: 26px 24px;
  box-shadow: var(--shadow);
}
.card .ico { display: block; font-size: 26px; line-height: 1; margin-bottom: 14px; }
.card p { margin: 0; color: var(--text-2); font-size: 15.5px; }

/* steps */
.steps {
  list-style: none; counter-reset: s; margin: 32px 0 0; padding: 0;
  display: grid; gap: 20px;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}
.steps li { counter-increment: s; padding-top: 46px; position: relative; }
.steps li::before {
  content: counter(s);
  position: absolute; top: 0; left: 0;
  width: 34px; height: 34px; border-radius: 999px;
  display: grid; place-items: center;
  background: var(--accent); color: var(--accent-ink);
  font-weight: 700; font-size: 15px;
}
.steps p { margin: 0; color: var(--text-2); font-size: 15.5px; }

/* faq */
.faq { margin: 28px 0 0; }
.faq dt {
  font-weight: 700; font-size: 17px;
  padding-top: 22px; margin-top: 22px; border-top: 1px solid var(--divider);
}
.faq dt:first-of-type { border-top: 0; margin-top: 0; padding-top: 0; }
.faq dd { margin: 8px 0 0; color: var(--text-2); font-size: 16px; }

/* closer */
.closer { background: var(--outer); text-align: center; }
.closer-line {
  margin: 0 auto 26px; max-width: 22ch;
  font-size: clamp(24px, 3.6vw, 32px); font-weight: 700; letter-spacing: -0.02em;
}

/* ── footer ─────────────────────────────────────────────────────────────── */
.site-foot {
  border-top: 1px solid var(--divider);
  padding: 40px 0 56px; font-size: 14px;
}
.langs, .foot-links {
  display: flex; flex-wrap: wrap; gap: 8px 18px; align-items: center;
  margin-bottom: 16px;
}
.langs-label { color: var(--text-3); }
.langs a, .foot-links a { color: var(--text-2); }
.langs a:hover, .foot-links a:hover { color: var(--accent); }
.lang-cur { color: var(--text); font-weight: 700; }
.small { margin: 0; color: var(--text-3); font-size: 13px; }

@media (max-width: 640px) {
  .hero { padding: 64px 0 56px; }
  section { padding: 56px 0; }
  .nav { gap: 16px; font-size: 14px; }
  .btn { display: block; }
}

/* long-tail guide pages */
.bullets, .numbered { margin: 0 0 1.1rem 1.15rem; padding: 0; }
.bullets li, .numbered li { margin: .45rem 0; line-height: 1.65; }
.bullets { list-style: disc; }
.numbered { list-style: decimal; }