/* KidSync marketing site — brand tokens mirrored from constants/Tokens.ts */
:root {
  --ink: #001337;
  --blue: #0476F0;
  --blue-bright: #0695E7;
  --teal: #01ABAA;
  --green: #3BB24B;
  --purple: #4642D9;
  --orange: #FD730C;
  --ink2: #586079;
  --bg2: #EAEEF6;
  --hair: #E4E9F2;
  --radius: 16px;
  --maxw: 1040px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: #fff;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; }

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

/* Header */
.nav {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 20px; max-width: var(--maxw); margin: 0 auto;
}
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.brand:hover { text-decoration: none; }
.brand img { height: 40px; width: auto; }
.brand-name { font-size: 27px; font-weight: 800; letter-spacing: -0.5px; line-height: 1; }
.b-kid { color: var(--ink); }
.b-sync { color: var(--blue); }
.nav .links a { color: var(--ink2); font-weight: 600; margin-left: 22px; font-size: 15px; }

/* Hero */
.hero {
  text-align: center;
  padding: 56px 20px 64px;
  background: linear-gradient(180deg, #F4F8FF 0%, #FFFFFF 100%);
  border-bottom: 1px solid var(--hair);
}
.hero img.mark { height: 96px; margin-bottom: 22px; }
.hero h1 { font-size: 40px; line-height: 1.15; margin: 0 0 14px; letter-spacing: -0.5px; }
.hero p.tag { font-size: 19px; color: var(--ink2); margin: 0 auto 28px; max-width: 560px; }
.cta {
  display: inline-block; background: var(--blue); color: #fff; font-weight: 700;
  padding: 13px 26px; border-radius: 999px; font-size: 16px;
}
.cta:hover { background: var(--blue-bright); text-decoration: none; }

/* Features */
.features { padding: 56px 20px; }
.features h2 { text-align: center; font-size: 28px; margin: 0 0 36px; }
.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.card {
  border: 1px solid var(--hair); border-radius: var(--radius); padding: 24px;
  background: #fff;
}
.card .dot { width: 40px; height: 40px; border-radius: 12px; margin-bottom: 14px; }
.card h3 { margin: 0 0 6px; font-size: 17px; }
.card p { margin: 0; color: var(--ink2); font-size: 15px; }

/* Legal / content pages */
.content { padding: 48px 20px 72px; }
.content h1 { font-size: 32px; margin: 0 0 6px; }
.content .updated { color: var(--ink2); font-size: 14px; margin: 0 0 30px; }
.content h2 { font-size: 20px; margin: 34px 0 8px; }
.content p, .content li { color: #25304a; font-size: 16px; }
.content ul { padding-left: 22px; }
.note { background: var(--bg2); border-radius: var(--radius); padding: 16px 18px; font-size: 14px; color: var(--ink2); }

/* Table of contents */
.toc { background: var(--bg2); border-radius: var(--radius); padding: 18px 22px; margin: 8px 0 30px; }
.toc h2 { margin: 0 0 10px; font-size: 15px; text-transform: uppercase; letter-spacing: 0.5px; color: var(--ink2); }
.toc ul { columns: 2; margin: 0; padding-left: 18px; }
.toc li { font-size: 15px; margin-bottom: 4px; }

/* How-to steps */
.content h3 { font-size: 17px; margin: 22px 0 6px; color: var(--ink); }
.content ol { padding-left: 20px; }
.content ol li { margin-bottom: 6px; }
.tip { font-size: 14px; color: var(--ink2); background: #F4F8FF; border-left: 3px solid var(--blue); padding: 8px 12px; border-radius: 6px; margin: 8px 0; }
.section { border-top: 1px solid var(--hair); padding-top: 8px; margin-top: 36px; }

/* Support form */
.support-form { background: #fff; border: 1px solid var(--hair); border-radius: var(--radius); padding: 22px; margin: 18px 0 8px; }
.support-form label { display: block; font-weight: 600; font-size: 14px; margin: 14px 0 6px; color: var(--ink); }
.support-form input, .support-form textarea, .support-form select {
  width: 100%; padding: 11px 13px; border: 1px solid var(--hair); border-radius: 10px;
  font-size: 15px; font-family: inherit; color: var(--ink); background: #fff;
}
.support-form select { appearance: auto; }
.support-form input:focus, .support-form textarea:focus, .support-form select:focus { outline: none; border-color: var(--blue); }
.field-error { display: block; color: #E5484D; font-size: 13px; font-weight: 600; margin-top: 6px; }
.support-form button {
  margin-top: 18px; background: var(--blue); color: #fff; font-weight: 700; font-size: 15px;
  border: none; padding: 12px 24px; border-radius: 999px; cursor: pointer;
}
.support-form button:hover { background: var(--blue-bright); }
.hp { position: absolute; left: -9999px; }
.thanks { background: #EAF7EC; border: 1px solid #BFE6C4; color: #1E7A2E; border-radius: var(--radius); padding: 16px 18px; margin: 18px 0; font-weight: 600; }

/* Footer */
.footer {
  border-top: 1px solid var(--hair); padding: 28px 20px; text-align: center;
  color: var(--ink2); font-size: 14px;
}
.footer a { color: var(--ink2); margin: 0 12px; font-weight: 600; }

@media (max-width: 760px) {
  .grid { grid-template-columns: 1fr; }
  .hero h1 { font-size: 32px; }
  .nav .links a { margin-left: 14px; }
}