/* Plant Diary — static site styles. Shared by index.html and privacy-policy.html.
   All references to this file use a relative path (./styles.css) so the public/
   directory is portable for Firebase Hosting deployment. */

:root {
  --green-900: #1b4332;
  --green-700: #2d6a4f;
  --green-600: #40916c;
  --green-100: #d8f3dc;
  --green-50: #f3faf6;
  --ink: #1c2421;
  --ink-soft: #46524c;
  --line: #d7e3dc;
  --bg: #ffffff;
  --max: 760px;
  --radius: 14px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue",
    Arial, "Noto Sans", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  font-size: 17px;
}

a {
  color: var(--green-700);
}

a:focus-visible,
button:focus-visible {
  outline: 3px solid var(--green-600);
  outline-offset: 2px;
  border-radius: 4px;
}

.wrap {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 20px;
}

/* ---------- Brand / header ---------- */
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  color: var(--green-900);
  text-decoration: none;
  font-size: 1.15rem;
}

.brand .leaf {
  width: 28px;
  height: 28px;
  flex: none;
}

.site-header {
  border-bottom: 1px solid var(--line);
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 18px;
  padding-bottom: 18px;
}

.site-header nav a {
  font-weight: 600;
  text-decoration: none;
  color: var(--ink-soft);
}

/* ---------- Hero (landing) ---------- */
.hero {
  background: linear-gradient(180deg, var(--green-50), #ffffff);
  text-align: center;
  padding: 64px 0 56px;
}

.hero h1 {
  font-size: clamp(2rem, 6vw, 3rem);
  line-height: 1.1;
  color: var(--green-900);
  margin: 0 0 16px;
  letter-spacing: -0.5px;
}

.hero p.lede {
  font-size: 1.2rem;
  color: var(--ink-soft);
  max-width: 540px;
  margin: 0 auto 28px;
}

.btn {
  display: inline-block;
  background: var(--green-700);
  color: #fff;
  text-decoration: none;
  font-weight: 600;
  padding: 13px 26px;
  border-radius: 999px;
  font-size: 1rem;
}

.btn:hover {
  background: var(--green-900);
}

/* ---------- Store badge ---------- */
.features-cta {
  margin-top: 32px;
  text-align: center;
}

.store-badge {
  display: inline-flex;
  line-height: 0;
  border-radius: 9px;
}

.play-badge {
  height: 54px;
  width: auto;
  max-width: 100%;
  display: block;
}

.play-badge--sm {
  height: 40px;
}

/* ---------- Feature grid ---------- */
.features {
  padding: 56px 0;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 28px;
}

.feature {
  background: var(--green-50);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px 24px;
}

.feature h3 {
  margin: 0 0 8px;
  color: var(--green-900);
  font-size: 1.15rem;
}

.feature p {
  margin: 0;
  color: var(--ink-soft);
}

.audience {
  background: var(--green-900);
  color: var(--green-100);
  padding: 48px 0;
  text-align: center;
}

.audience h2 {
  color: #fff;
  margin: 0 0 12px;
  font-size: 1.6rem;
}

.audience p {
  max-width: 560px;
  margin: 0 auto;
  font-size: 1.1rem;
}

/* ---------- Legal document ---------- */
.doc {
  padding: 48px 0 72px;
}

.doc h1 {
  color: var(--green-900);
  font-size: 2rem;
  margin: 0 0 6px;
}

.doc .effective {
  color: var(--ink-soft);
  font-size: 0.95rem;
  margin: 0 0 32px;
}

.doc h2 {
  color: var(--green-900);
  font-size: 1.3rem;
  margin: 38px 0 10px;
  padding-top: 8px;
}

.doc h3 {
  font-size: 1.05rem;
  margin: 22px 0 6px;
}

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

.doc li {
  margin: 6px 0;
}

.callout {
  background: var(--green-50);
  border: 1px solid var(--line);
  border-left: 4px solid var(--green-600);
  border-radius: 10px;
  padding: 18px 20px;
  margin: 22px 0;
}

.callout p:first-child {
  margin-top: 0;
}

.callout p:last-child {
  margin-bottom: 0;
}

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--line);
  padding: 28px 0;
  color: var(--ink-soft);
  font-size: 0.92rem;
}

.site-footer .wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  justify-content: space-between;
  align-items: center;
}

.site-footer a {
  font-weight: 600;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--green-900);
  color: #fff;
  padding: 10px 16px;
  z-index: 10;
}

.skip-link:focus {
  left: 8px;
  top: 8px;
}

/* ---------- Small screens (phones) ---------- */
@media (max-width: 560px) {
  body {
    font-size: 16px;
  }

  .site-header .wrap {
    padding-top: 14px;
    padding-bottom: 14px;
  }

  .hero {
    padding: 48px 0 40px;
  }

  .hero p.lede {
    font-size: 1.1rem;
  }

  .features,
  .doc {
    padding: 40px 0;
  }

  .audience {
    padding: 40px 0;
  }

  .site-footer .wrap {
    flex-direction: column;
    align-items: flex-start;
    gap: 14px;
  }
}