:root{
  /* White + pale pastel green theme */
  --bg-0: #ffffff;
  --bg-1: #f6fbf8;
  --card: rgba(255,255,255,0.78);
  --stroke: rgba(26, 85, 52, 0.14);
  --text: #0f2e1f;
  --muted: rgba(15, 46, 31, 0.62);
  --accent: #bfe7d2;       /* pastel mint */
  --accent-2: #a8dbc2;     /* slightly deeper mint */
  --shadow: 0 18px 50px rgba(15, 46, 31, 0.12);
  --radius: 24px;
}

*{ box-sizing: border-box; }
html, body { height: 100%; }
body{
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
  color: var(--text);
  background:
    radial-gradient(1000px 650px at 20% 10%, rgba(191,231,210,0.55), transparent 62%),
    radial-gradient(900px 600px at 80% 20%, rgba(168,219,194,0.38), transparent 60%),
    radial-gradient(900px 700px at 50% 100%, rgba(191,231,210,0.22), transparent 60%),
    linear-gradient(180deg, var(--bg-0) 0%, var(--bg-1) 100%);
  overflow-x: hidden;
}

/* subtle grain (very light) */
body::before{
  content:"";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.06;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)' opacity='.6'/%3E%3C/svg%3E");
  mix-blend-mode: multiply;
  z-index: -1;
}

a{ color: inherit; }

/* ---------- Top nav ---------- */
.nav{
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  background: rgba(255,255,255,0.55);
  border-bottom: 1px solid var(--stroke);
}
.nav-inner{
  width: min(1120px, 100%);
  margin: 0 auto;
  padding: 12px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.brand{
  display: flex;
  align-items: center;
  gap: 12px;
}
.mark{
  width: 38px;
  height: 38px;
  border-radius: 12px;
  object-fit: cover;
  box-shadow: 0 10px 22px rgba(15,46,31,0.12);
  border: 1px solid rgba(26, 85, 52, 0.12);
}
.brand strong{ font-size: 16px; font-weight: 650; letter-spacing: 0.2px; }
.nav-links{ display: flex; align-items: center; gap: 8px; }
.nav-links a.link{
  font-size: 14px;
  color: var(--muted);
  text-decoration: none;
  padding: 8px 12px;
  border-radius: 12px;
  transition: color .12s ease, background .12s ease;
}
.nav-links a.link:hover{ color: var(--text); background: rgba(255,255,255,0.7); }
@media (max-width: 680px){ .nav-links a.link{ display: none; } }

/* ---------- Layout ---------- */
.container{
  width: min(1120px, 100%);
  margin: 0 auto;
  padding: 0 20px;
}

/* ---------- Hero ---------- */
.hero{
  padding: 64px 0 40px;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 40px;
  align-items: center;
}
@media (max-width: 900px){
  .hero{ grid-template-columns: 1fr; padding-top: 44px; }
}

.eyebrow{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid rgba(26,85,52,0.14);
  background: rgba(255,255,255,0.65);
  font-size: 12.5px;
  color: rgba(15,46,31,0.7);
  margin-bottom: 18px;
}
.spark{
  width: 8px; height: 8px;
  border-radius: 999px;
  background: rgba(168,219,194,0.95);
  box-shadow: 0 0 0 4px rgba(168,219,194,0.20);
}

.hero h1{
  margin: 0 0 16px;
  font-size: clamp(34px, 5vw, 54px);
  line-height: 1.05;
  letter-spacing: -1px;
  font-weight: 720;
}
.hero h1 .grad{
  background: linear-gradient(120deg, #2f8f63, #6bbf95);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero .lead{
  margin: 0 0 26px;
  color: var(--muted);
  max-width: 52ch;
  line-height: 1.6;
  font-size: 17px;
}

.cta-row{
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}
.trust{
  margin-top: 16px;
  font-size: 12.5px;
  color: rgba(15,46,31,0.55);
}

/* ---------- Buttons ---------- */
.btn{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border-radius: 16px;
  border: 1px solid rgba(26,85,52,0.18);
  background: rgba(255,255,255,0.85);
  color: var(--text);
  padding: 13px 20px;
  font-size: 14.5px;
  font-weight: 600;
  cursor: pointer;
  transition: transform .08s ease, box-shadow .12s ease, background .12s ease, border-color .12s ease;
  text-decoration: none;
  user-select: none;
}
.btn:hover{
  transform: translateY(-1px);
  box-shadow: 0 14px 26px rgba(15,46,31,0.12);
  border-color: rgba(26,85,52,0.24);
  background: rgba(255,255,255,0.95);
}
.btn:active{ transform: translateY(0px); box-shadow: 0 10px 18px rgba(15,46,31,0.10); }
.btn-primary{
  background: linear-gradient(135deg, rgba(191,231,210,0.85), rgba(168,219,194,0.72));
  border-color: rgba(26,85,52,0.20);
}
.btn-primary:hover{
  background: linear-gradient(135deg, rgba(191,231,210,0.95), rgba(168,219,194,0.85));
}
.btn:disabled{ opacity: 0.7; cursor: default; transform: none; box-shadow: none; }
.google-icon{ width: 18px; height: 18px; flex: 0 0 auto; }
.btn:focus-visible{ outline: 3px solid rgba(168,219,194,0.55); outline-offset: 3px; }

/* ---------- Hero preview card ---------- */
.preview{
  border: 1px solid var(--stroke);
  border-radius: var(--radius);
  background: var(--card);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: var(--shadow);
  padding: 18px;
  position: relative;
  overflow: hidden;
}
.preview::before{
  content:"";
  position:absolute;
  right:-120px; top:-120px;
  width: 300px; height: 300px;
  border-radius: 999px;
  background: radial-gradient(circle at 30% 30%, rgba(191,231,210,0.8), rgba(191,231,210,0.0) 62%);
}
.preview-head{
  display:flex; align-items:center; gap:8px;
  padding: 4px 4px 14px;
  color: var(--muted);
  font-size: 12.5px;
  position: relative;
}
.preview-head .os{ width:10px; height:10px; border-radius:999px; background: rgba(168,219,194,0.9); }
.tiles{
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  position: relative;
}
.tile{
  border: 1px solid var(--stroke);
  border-radius: 16px;
  background: rgba(255,255,255,0.75);
  padding: 14px;
  min-height: 92px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  box-shadow: 0 8px 20px rgba(15,46,31,0.06);
}
.tile .emoji{ font-size: 22px; }
.tile .t-name{ font-size: 13.5px; font-weight: 600; }
.tile .t-meta{ font-size: 11.5px; color: var(--muted); margin-top: auto; }
.chip{
  align-self: flex-start;
  font-size: 10.5px;
  padding: 2px 8px;
  border-radius: 999px;
  background: rgba(191,231,210,0.55);
  border: 1px solid rgba(26,85,52,0.14);
}

/* ---------- Features ---------- */
section.block{ padding: 40px 0; }
.section-head{ text-align: center; max-width: 60ch; margin: 0 auto 28px; }
.section-head h2{
  margin: 0 0 10px;
  font-size: clamp(24px, 3vw, 32px);
  letter-spacing: -0.5px;
}
.section-head p{ margin: 0; color: var(--muted); line-height: 1.6; }

.grid-features{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
@media (max-width: 900px){ .grid-features{ grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px){ .grid-features{ grid-template-columns: 1fr; } }

.feature{
  border: 1px solid var(--stroke);
  border-radius: 20px;
  background: rgba(255,255,255,0.7);
  padding: 22px;
  box-shadow: 0 10px 24px rgba(15,46,31,0.06);
  transition: transform .12s ease, box-shadow .12s ease;
}
.feature:hover{ transform: translateY(-2px); box-shadow: 0 16px 32px rgba(15,46,31,0.10); }
.feature .icon{
  width: 44px; height: 44px;
  display: grid; place-items: center;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(191,231,210,0.8), rgba(168,219,194,0.6));
  border: 1px solid rgba(26,85,52,0.16);
  font-size: 22px;
  margin-bottom: 14px;
}
.feature h3{ margin: 0 0 6px; font-size: 16.5px; letter-spacing: -0.2px; }
.feature p{ margin: 0; color: var(--muted); font-size: 14px; line-height: 1.55; }

/* ---------- CTA band ---------- */
.cta-band{
  border: 1px solid var(--stroke);
  border-radius: var(--radius);
  background: linear-gradient(135deg, rgba(191,231,210,0.55), rgba(255,255,255,0.7));
  box-shadow: var(--shadow);
  padding: 40px 28px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-band h2{ margin: 0 0 10px; font-size: clamp(24px, 3vw, 32px); letter-spacing: -0.5px; }
.cta-band p{ margin: 0 auto 22px; color: var(--muted); max-width: 46ch; line-height: 1.6; }
.cta-band .cta-row{ justify-content: center; }

/* ---------- Footer ---------- */
footer{
  padding: 34px 0 44px;
  color: rgba(15,46,31,0.55);
  font-size: 13px;
}
.footer-inner{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}
.footer-inner a{ color: rgba(15,46,31,0.7); text-decoration: none; }
.footer-inner a:hover{ text-decoration: underline; text-underline-offset: 3px; }
.footer-links{ display: flex; gap: 18px; flex-wrap: wrap; }