:root {
  --primary: #4f46e5;
  --accent: #06b6d4;
  --ink: #111827;
  --bg: #eef2ff;
  --card: #ffffff;
  --muted: #64748b;
  --line: rgba(15, 23, 42, 0.12);
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, color-mix(in srgb, var(--accent) 18%, transparent), transparent 34rem),
    linear-gradient(180deg, var(--bg), #fff 60%);
  line-height: 1.6;
}
a { color: inherit; }
.site-header {
  width: min(1160px, calc(100% - 32px));
  margin: 0 auto;
  padding: 18px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand {
  display: flex;
  gap: 12px;
  align-items: center;
  text-decoration: none;
}
.brand-mark {
  width: 42px;
  height: 42px;
  border-radius: 8px;
  background: var(--primary);
  color: #fff;
  display: grid;
  place-items: center;
  font-weight: 900;
}
.brand strong { display: block; font-size: 1.05rem; letter-spacing: 0; }
.brand em { display: block; color: var(--muted); font-style: normal; font-size: .82rem; }
nav { display: flex; gap: 18px; font-weight: 700; font-size: .94rem; }
nav a { text-decoration: none; color: color-mix(in srgb, var(--ink) 76%, white); }
main { width: min(1160px, calc(100% - 32px)); margin: 0 auto; }
.hero {
  min-height: 72vh;
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(320px, .88fr);
  gap: 42px;
  align-items: center;
  padding: 56px 0 44px;
}
.eyebrow {
  margin: 0 0 12px;
  color: var(--primary);
  font-weight: 900;
  text-transform: uppercase;
  font-size: .78rem;
}
h1, h2, h3, p { overflow-wrap: anywhere; }
h1 {
  font-size: clamp(2.4rem, 6vw, 5rem);
  line-height: .98;
  margin: 0;
  letter-spacing: 0;
}
.lead { font-size: 1.18rem; color: color-mix(in srgb, var(--ink) 74%, white); max-width: 680px; }
.hero-actions, .intent-list { display: flex; flex-wrap: wrap; gap: 12px; margin: 26px 0; }
.button {
  min-height: 46px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  padding: 12px 18px;
  font-weight: 900;
  text-decoration: none;
  border: 1px solid var(--line);
}
.button.primary { background: var(--primary); color: #fff; box-shadow: 0 14px 30px color-mix(in srgb, var(--primary) 26%, transparent); }
.button.secondary { background: #fff; color: var(--primary); }
.button.full { width: 100%; margin-top: 16px; }
.trust-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin: 32px 0 0;
}
.trust-row div, .score-grid div, .cards article, .guide aside, .faq details {
  background: rgba(255,255,255,.86);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 16px;
}
dt { font-size: .76rem; color: var(--muted); font-weight: 800; }
dd { margin: 4px 0 0; font-weight: 900; }
.hero-visual { display: grid; place-items: center; }
.phone {
  width: min(360px, 100%);
  aspect-ratio: 9 / 14;
  border-radius: 32px;
  padding: 22px;
  background:
    linear-gradient(160deg, color-mix(in srgb, var(--primary) 88%, #000), color-mix(in srgb, var(--accent) 82%, #000));
  box-shadow: 0 28px 70px rgba(15,23,42,.24);
  color: #fff;
  position: relative;
  overflow: hidden;
}
.phone::before {
  content: "";
  position: absolute;
  inset: 14px;
  border: 1px solid rgba(255,255,255,.28);
  border-radius: 24px;
}
.phone-top { position: relative; font-weight: 1000; font-size: 1.35rem; margin-bottom: 26px; }
.tiles { position: relative; display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.tiles span { min-height: 86px; border-radius: 8px; background: rgba(255,255,255,.16); display: grid; place-items: center; text-align: center; font-weight: 900; padding: 10px; }
.meter { position: relative; height: 12px; margin: 28px 0; border-radius: 99px; background: rgba(255,255,255,.2); overflow: hidden; }
.meter i { display: block; width: 72%; height: 100%; background: #fff; border-radius: inherit; }
.phone a { position: relative; display: flex; justify-content: center; background: #fff; color: var(--primary); border-radius: 8px; padding: 13px; font-weight: 1000; text-decoration: none; }
.rank-strip, .guide, .content-depth, .faq {
  margin: 30px 0;
  padding: 28px;
  border-radius: 8px;
  background: #fff;
  border: 1px solid var(--line);
}
.rank-strip h2, .guide h2, .content-depth h2, .faq h2 { margin-top: 0; font-size: clamp(1.5rem, 3vw, 2.25rem); line-height: 1.15; }
.score-grid, .cards {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-top: 18px;
}
.score-grid strong { display: block; color: var(--primary); }
.score-grid span { display: block; color: var(--muted); margin-top: 4px; }
.cards { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.cards h2 { font-size: 1.22rem; margin-top: 0; }
.guide {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 340px;
  gap: 24px;
}
ol { padding-left: 22px; }
li + li { margin-top: 10px; }
.intent-list a {
  background: color-mix(in srgb, var(--accent) 16%, white);
  color: color-mix(in srgb, var(--accent) 64%, #111);
  text-decoration: none;
  border-radius: 8px;
  padding: 10px 14px;
  font-weight: 900;
}
.faq details + details { margin-top: 12px; }
summary { cursor: pointer; font-weight: 900; }
footer {
  width: min(1160px, calc(100% - 32px));
  margin: 40px auto 0;
  padding: 26px 0 34px;
  border-top: 1px solid var(--line);
  color: var(--muted);
}
footer strong { color: var(--ink); margin-right: 12px; }
.scoreboard .hero { grid-template-columns: minmax(320px, .9fr) minmax(0, 1.1fr); }
.scoreboard .hero-copy { order: 2; }
.scoreboard .hero-visual { order: 1; }
.guidebook .rank-strip { background: color-mix(in srgb, var(--accent) 9%, white); }
.appstore .phone { transform: rotate(-2deg); }
.pkpulse .cards article:nth-child(2) { border-color: color-mix(in srgb, var(--accent) 45%, var(--line)); }
@media (max-width: 820px) {
  .site-header, nav, .hero, .trust-row, .score-grid, .cards, .guide { display: block; }
  nav { display: flex; overflow-x: auto; padding-top: 14px; }
  .hero { min-height: auto; padding-top: 28px; }
  .hero-visual { margin-top: 28px; }
  .trust-row div, .score-grid div, .cards article { margin-top: 12px; }
  .guide aside { margin-top: 18px; }
}