/* ── Reset & base ──────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }

:root {
  --bg: #F7F5FF;
  --text: #232C51;
  --text-soft: #515981;
  --text-mute: #64748B;
  --blue: #4285F4;
  --blue-bright: #3B82F6;
  --blue-soft: #E8F0FE;
  --container: 1216px;
  --radius-card: 18px;
  --radius-pill: 999px;

  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  color: var(--text);
}

body {
  background: var(--bg);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 32px;
}

.text-blue { color: var(--blue); }

/* ── Top Nav ────────────────────────────────────────────── */
.nav {
  background: var(--bg);
  border-bottom: 1px solid rgba(35, 44, 81, 0.06);
}
.nav__inner {
  height: 80px;
  display: flex;
  align-items: center;
}
.brand {
  font-size: 24px;
  font-weight: 700;
  color: var(--blue);
  letter-spacing: -0.01em;
}

/* ── Hero ───────────────────────────────────────────────── */
.hero {
  background: var(--bg);
  padding: 80px 0 80px;
}
.hero__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 64px;
}
.hero__text {
  max-width: 576px;
}
.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: var(--blue-soft);
  color: var(--blue);
  font-size: 14px;
  font-weight: 600;
  border-radius: var(--radius-pill);
  margin-bottom: 24px;
}
.badge__icon {
  font-size: 16px;
  line-height: 1;
}
.hero__title {
  font-size: 60px;
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin: 0 0 24px;
  color: var(--text);
}
.hero__subtitle {
  font-size: 20px;
  font-weight: 400;
  color: var(--text-soft);
  line-height: 1.55;
  margin: 0;
}

.hero__visual {
  display: flex;
  align-items: center;
  justify-content: center;
}
.orbit {
  width: 100%;
  max-width: 460px;
  height: auto;
}

/* ── Dalgoo Section ──────────────────────────────────────── */
.dalgoo {
  padding: 80px 0;
  background: var(--bg);
}
.dalgoo__inner {
  display: grid;
  grid-template-columns: 373px 1fr;
  gap: 64px;
  align-items: start;
}
.dalgoo__heading {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.section-title {
  font-size: 36px;
  font-weight: 700;
  color: var(--text);
  margin: 0;
  letter-spacing: -0.02em;
  line-height: 1.2;
}
.section-underline {
  display: block;
  width: 64px;
  height: 4px;
  background: var(--blue);
  border-radius: 2px;
}
.dalgoo__card {
  background: #FFFFFF;
  border-radius: var(--radius-card);
  padding: 48px;
  box-shadow: 0 4px 24px rgba(35, 44, 81, 0.06);
}
.dalgoo__lead {
  font-size: 24px;
  font-weight: 500;
  color: var(--text);
  margin: 0 0 24px;
  line-height: 1.5;
}
.dalgoo__sub {
  font-size: 18px;
  font-weight: 400;
  color: var(--text-soft);
  margin: 0;
  line-height: 1.6;
}

/* ── Services ──────────────────────────────────────────── */
.services {
  padding: 80px 0 120px;
  background: var(--bg);
}
.services__header {
  margin-bottom: 56px;
}
.services__header .section-sub {
  margin-top: 16px;
  font-size: 18px;
  color: var(--text-soft);
}
.section-sub {
  margin: 0;
  font-size: 18px;
  color: var(--text-soft);
}

.services__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.service-card {
  background: #FFFFFF;
  border-radius: var(--radius-card);
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  min-height: 246px;
  box-shadow: 0 4px 16px rgba(35, 44, 81, 0.05);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.service-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 28px rgba(35, 44, 81, 0.1);
}
.service-card__top {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.service-card__icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.service-card__title {
  font-size: 20px;
  font-weight: 700;
  color: var(--text);
  margin: 0;
}
.service-card__desc {
  font-size: 14px;
  font-weight: 400;
  color: var(--text-soft);
  margin: 0;
  line-height: 1.55;
}

.tag {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
}
.tag-util       { background: #E8F0FE; color: #4285F4; }
.tag-game       { background: #E8F0FE; color: #3B82F6; }
.tag-game-teal  { background: #E0F5F2; color: #00675D; }
.tag-service    { background: #F5E5F7; color: #883C93; }

/* ── Footer ────────────────────────────────────────────── */
.footer {
  padding: 64px 0 48px;
  background: var(--bg);
  border-top: 1px solid rgba(35, 44, 81, 0.06);
}
.footer__inner {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.footer__copy {
  font-size: 14px;
  color: var(--text-mute);
  margin: 0;
}

/* ── Responsive ─────────────────────────────────────────── */
@media (max-width: 1024px) {
  .services__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .container { padding: 0 24px; }

  .hero { padding: 56px 0; }
  .hero__inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .hero__title { font-size: 40px; }
  .hero__subtitle { font-size: 18px; }
  .orbit { max-width: 320px; }

  .dalgoo { padding: 56px 0; }
  .dalgoo__inner {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .dalgoo__card { padding: 32px 24px; }
  .dalgoo__lead { font-size: 20px; }
  .dalgoo__sub { font-size: 16px; }

  .section-title { font-size: 28px; }

  .services { padding: 56px 0 80px; }
  .services__grid {
    grid-template-columns: 1fr;
  }
}