:root {
  --bg: #f4f7fb;
  --surface: #ffffff;
  --ink: #0e1a2b;
  --muted: #5d6878;
  --line: #dfe5ec;
  --blue: #087ff5;
  --green: #24b866;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Noto Sans KR", sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.7;
}
a { color: var(--blue); }
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255,255,255,.94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
}
.nav {
  max-width: 1120px;
  height: 62px;
  margin: auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand { display: flex; align-items: center; gap: 10px; color: var(--ink); text-decoration: none; font-weight: 800; }
.brand img { width: 34px; height: 34px; border-radius: 8px; }
.nav-links { display: flex; align-items: center; gap: 20px; }
.nav-links a { color: var(--muted); text-decoration: none; font-size: 14px; font-weight: 650; }
.nav-links a:hover { color: var(--blue); }
.hero {
  min-height: min(720px, 78svh);
  position: relative;
  display: flex;
  align-items: center;
  background: url("assets/filenaru/ipad-workspace.jpg") center 20% / cover no-repeat;
  overflow: hidden;
}
.hero::before { content: ""; position: absolute; inset: 0; background: rgba(7,18,36,.74); }
.hero-inner { position: relative; width: min(1120px, calc(100% - 48px)); margin: auto; color: white; }
.hero-icon { width: 82px; height: 82px; border-radius: 18px; margin-bottom: 24px; box-shadow: 0 14px 34px rgba(0,0,0,.28); }
.eyebrow { color: #89c5ff; font-size: 13px; font-weight: 800; letter-spacing: 0; margin-bottom: 10px; }
.hero h1 { font-size: clamp(3rem, 8vw, 6.2rem); line-height: 1; letter-spacing: 0; margin-bottom: 22px; }
.hero p { max-width: 620px; color: #e4edf7; font-size: clamp(1rem, 2.2vw, 1.3rem); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; padding: 0 20px; border: 1px solid transparent; border-radius: 8px; background: var(--blue); color: white; font-weight: 750; text-decoration: none; }
.button.secondary { background: white; color: var(--ink); }
.button.outline { background: transparent; border-color: rgba(255,255,255,.6); color: white; }
.band { padding: 78px 24px; }
.band.white { background: var(--surface); }
.inner { max-width: 1120px; margin: auto; }
.section-heading { max-width: 700px; margin-bottom: 34px; }
.section-heading h2 { font-size: clamp(2rem, 4vw, 3rem); letter-spacing: 0; line-height: 1.2; }
.section-heading p { color: var(--muted); margin-top: 12px; font-size: 1.02rem; }
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.feature { border-top: 3px solid var(--blue); padding-top: 18px; }
.feature:nth-child(2n) { border-color: var(--green); }
.feature h3 { font-size: 1.12rem; margin-bottom: 7px; }
.feature p { color: var(--muted); font-size: .95rem; }
.screens { display: grid; grid-template-columns: .82fr 1.18fr; gap: 20px; align-items: end; }
.screen { display: block; width: 100%; border: 1px solid var(--line); border-radius: 8px; box-shadow: 0 18px 44px rgba(19,43,72,.12); }
.privacy-note { border-left: 4px solid var(--green); padding: 18px 20px; background: #edf9f2; color: #315442; }
.legal { max-width: 820px; margin: auto; padding: 64px 24px 100px; }
.legal h1 { font-size: clamp(2.2rem, 6vw, 3.6rem); line-height: 1.15; margin-bottom: 12px; }
.legal .lead { color: var(--muted); font-size: 1.05rem; margin-bottom: 36px; }
.updated { display: inline-block; color: var(--blue); font-size: 13px; font-weight: 750; margin-bottom: 34px; }
.legal section { margin-bottom: 38px; }
.legal h2 { font-size: 1.25rem; border-bottom: 1px solid var(--line); padding-bottom: 9px; margin-bottom: 14px; }
.legal p, .legal li { color: #3f4a59; }
.legal ul, .legal ol { padding-left: 22px; margin-top: 10px; }
.legal li { margin-bottom: 8px; }
.faq { list-style: none; padding: 0 !important; }
.faq li { padding: 22px 0; border-bottom: 1px solid var(--line); }
.faq strong { display: block; color: var(--ink); margin-bottom: 6px; font-size: 1.05rem; }
.contact { background: var(--surface); border: 1px solid var(--line); border-radius: 8px; padding: 24px; }
.footer { border-top: 1px solid var(--line); padding: 34px 24px; color: var(--muted); font-size: 13px; text-align: center; }
.footer a { margin: 0 7px; text-decoration: none; }
@media (max-width: 760px) {
  .nav { padding: 0 16px; }
  .nav-links { gap: 12px; }
  .nav-links a:first-child { display: none; }
  .hero-inner { width: calc(100% - 32px); }
  .hero { min-height: 74svh; background-position: 40% top; }
  .hero-icon { width: 68px; height: 68px; }
  .band { padding: 58px 18px; }
  .feature-grid, .screens { grid-template-columns: 1fr; }
  .screens .screen:last-child { order: -1; }
}