:root {
  --bg: #0b1527;
  --ink: #f4f8ff;
  --muted: #8e9caf;
  --line: rgba(157, 176, 204, .14);
  --acid: #00d990;
  --dark: #0b1527;
  --panel: #111e32;
  --panel-hover: #16263d;
}

html { background: var(--bg); }
body { background: var(--bg); color: var(--ink); overflow-x: hidden; }
.grain { opacity: .018; }

.site-header {
  position: absolute;
  inset: 0 0 auto;
  height: 70px;
  padding: 0 2.2vw;
  border: 0;
  color: #dfe8f4;
}
.brand { color: inherit; gap: 8px; }
.brand-mark { display: none; }
.brand-copy { font-family: var(--sans); font-size: 13px; letter-spacing: 0; color: #8190a5; }
.brand-copy strong { color: #f7f9fc; font-size: 15px; }
.nav { gap: 22px; align-items: center; }
.nav a { font-size: 9px; color: #9cabbf; }
.nav a::after { background: var(--acid); }
.pdf-button { border-color: rgba(255,255,255,.18); color: #cbd5e1; padding: 8px 13px; }
.pdf-button:hover { background: var(--acid); border-color: var(--acid); color: #07131e; }

.hero {
  position: relative;
  isolation: isolate;
  min-height: 100vh;
  padding: 0 4vw 5vh;
  justify-content: center;
  align-items: center;
  overflow: hidden;
  text-align: center;
}
.hero::before {
  content: "";
  position: absolute;
  z-index: -2;
  width: min(920px, 85vw);
  height: min(920px, 85vw);
  border-radius: 46% 54% 55% 45% / 39% 43% 57% 61%;
  background:
    radial-gradient(circle at 72% 38%, rgba(0, 217, 144, .34), transparent 34%),
    radial-gradient(circle at 27% 25%, rgba(21, 93, 184, .55), transparent 40%),
    radial-gradient(circle at 47% 82%, rgba(139, 175, 28, .30), transparent 34%);
  filter: blur(42px);
  animation: aura 12s ease-in-out infinite alternate;
}
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: radial-gradient(circle at center, transparent 0, rgba(11,21,39,.12) 46%, var(--bg) 78%);
}
@keyframes aura { to { transform: scale(1.08) rotate(8deg); border-radius: 58% 42% 43% 57% / 54% 58% 42% 46%; } }
.hero-kicker { position: absolute; top: 17vh; color: var(--acid); font-size: 9px; }
.hero-title { margin: 0; font-size: clamp(2.8rem, 5.3vw, 5.3rem); line-height: 1.06; letter-spacing: -.055em; font-weight: 700; }
.hero-title span, .hero-title span:last-child { display: block; text-align: center; }
.hero-title em { color: var(--acid); font-family: inherit; font-style: normal; font-weight: 700; }
.hero-bottom { display: block; margin-top: 32px; }
.hero-description { grid-column: auto; max-width: 610px; color: #aab6c6; font-size: 14px; line-height: 1.8; }
.scroll-link { display: none; }
.hero-stats { position: absolute; bottom: 5vh; width: min(900px, 90vw); margin: 0; padding-top: 22px; border-color: var(--line); }
.hero-stats div { border-color: var(--line); }
.hero-stats strong { font-size: clamp(1.6rem, 2.5vw, 2.7rem); color: #f4f8ff; }
.hero-stats strong span { color: var(--acid); }
.hero-stats small { color: #718097; }

.section-pad { padding: 100px max(4vw, calc((100vw - 1060px) / 2)); }
.section-head { border: 0; justify-content: center; padding: 0; margin-bottom: 54px; }
.section-head .eyebrow { color: var(--acid); }
.section-index { display: none; }
.eyebrow { color: var(--acid); font-size: 9px; }
.section-title { font-size: clamp(2rem, 3.7vw, 3.6rem); line-height: 1.16; letter-spacing: -.055em; }

.manifesto { background: var(--bg); text-align: center; padding-top: 110px; }
.manifesto > .eyebrow::after { content: "\A 어떤 역할도 경계 짓지 않고, 더 나은 서비스를 만듭니다."; white-space: pre; color: #f4f8ff; font: 600 18px/3 var(--sans); letter-spacing: -.02em; }
.manifesto-grid { grid-template-columns: 1fr; gap: 28px; max-width: 780px; margin: 45px auto 0; }
.manifesto-grid .section-title { font-size: clamp(2rem, 3vw, 3rem); }
.manifesto-copy { padding: 0; color: var(--muted); font-size: 13px; line-height: 1.9; }
.manifesto-copy p { margin: 0 0 12px; }

.services { background: #0d192b; }
.services-intro { display: block; text-align: center; max-width: 720px; margin: 0 auto 60px; }
.services-intro > p { color: var(--muted); font-size: 13px; margin-top: 22px; }
.service-showcase { grid-template-columns: 1fr 1fr; gap: 20px; }
.service-card { grid-template-columns: .9fr 1.1fr; min-height: 330px; border: 1px solid var(--line); border-radius: 12px; overflow: hidden; background: var(--panel); transition: transform .3s, border-color .3s, background .3s; }
.service-card:hover { transform: translateY(-5px); border-color: rgba(0,217,144,.35); background: var(--panel-hover); }
.service-visual { min-height: 330px; padding: 22px; }
.service-visual > strong { font-size: clamp(1.8rem, 2.7vw, 3rem); }
.service-info { min-height: 0; padding: 24px; }
.service-info h3 { margin: 42px 0 16px; font-size: clamp(1.35rem, 1.8vw, 2rem); }
.service-info p { color: var(--muted); font-size: 12px; }
.service-info ul { color: #b6c2d2; }
.service-info > div { color: #718097; }

.expertise { background: var(--bg); }
.capability-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; border: 0; margin-top: 0; }
.capability { display: flex; flex-direction: column; align-items: flex-start; min-height: 280px; gap: 0; padding: 24px; border: 1px solid var(--line); border-radius: 10px; background: var(--panel); }
.capability:hover { padding-left: 24px; background: var(--panel-hover); border-color: rgba(0,217,144,.3); }
.capability.accent { background: linear-gradient(145deg, rgba(0,217,144,.16), var(--panel)); border-color: rgba(0,217,144,.24); }
.cap-number { color: var(--acid); }
.capability h3 { margin: 34px 0 16px; font-size: 1.65rem; }
.capability p { font-size: 12px; line-height: 1.75; color: var(--muted); }
.cap-icon { margin-top: auto; font-size: 17px; color: var(--acid); }

.experience { background: #0d192b; }
.experience-intro { display: block; text-align: center; max-width: 690px; margin: 0 auto 60px; }
.experience-intro > p { margin-top: 22px; color: var(--muted); font-size: 13px; }
.timeline { max-width: 820px; margin: auto; border: 0; }
.job { border: 1px solid var(--line); border-radius: 9px; margin-bottom: 10px; overflow: hidden; background: var(--panel); }
.job-summary { grid-template-columns: 145px 1fr 1fr 34px; padding: 18px 20px; }
.job-company { font-size: 16px; }
.job-role, .job-period { color: #8391a5; font-size: 10px; }
.job-toggle { border-color: var(--line); color: var(--acid); }
.job.is-open .job-summary { background: #16263d; color: var(--ink); }
.job.is-open .job-summary .job-period, .job.is-open .job-summary .job-role { color: #8f9caf; }
.job-detail-inner { grid-template-columns: 145px 1fr 1fr 34px; padding: 0 20px; }
.job-lead { font-size: 12px; color: #b5c0cf; }
.job-detail ul { color: #8795a8; font-size: 11px; }
.job-detail li::before { color: var(--acid); }

.technology { background: var(--bg); }
.tech-layout { grid-template-columns: .8fr 1.2fr; gap: 80px; margin-top: 0; }
.technology .section-title em { color: var(--acid); font-family: inherit; font-style: normal; }
.tech-groups { border-color: var(--line); }
.tech-group { border-color: var(--line); padding: 20px 0; }
.tech-group > span { color: var(--acid); }
.tech-group h3 { font-size: 14px; }
.tech-group p { color: var(--muted); font-size: 12px; }

.closing { min-height: 70vh; background: #0d192b; align-items: center; text-align: center; justify-content: center; }
.closing h2 { font-size: clamp(2.8rem, 6vw, 6.5rem); margin: 55px 0; }
.closing h2 em { color: var(--acid); font-family: inherit; font-style: normal; }
.closing-note { color: #65748a; text-align: center; }
.footer { background: #0d192b; border-color: var(--line); color: #738198; }

@media (max-width: 900px) {
  .nav a { display: none; }
  .service-showcase { grid-template-columns: 1fr; }
  .capability-list { grid-template-columns: 1fr 1fr; }
  .tech-layout { grid-template-columns: 1fr; gap: 45px; }
}

@media (max-width: 800px) {
  .site-header { position: absolute; height: 64px; padding: 0 20px; }
  .menu-toggle { display: none; }
  .nav { position: static; transform: none; padding: 0; border: 0; background: none; flex-direction: row; z-index: auto; }
  .brand-copy { font-size: 10px; }
  .brand-copy strong { font-size: 12px; }
  .pdf-button { margin: 0; padding: 7px 10px; font-size: 8px; white-space: nowrap; }
  .hero { padding: 0 22px 8vh; }
  .hero-kicker { top: 18vh; }
  .hero-title { width: 100%; font-size: clamp(2.15rem, 9.7vw, 3.2rem); line-height: 1.08; }
  .hero-description { width: 100%; font-size: 11px; overflow-wrap: anywhere; word-break: keep-all; }
  .hero-stats { grid-template-columns: 1fr 1fr; bottom: 3vh; }
  .hero-stats div { padding: 10px 4px; }
  .section-pad { padding: 90px 22px; }
  .manifesto > .eyebrow::after { font-size: 14px; }
  .service-card { grid-template-columns: 1fr; }
  .service-visual { min-height: 280px; }
  .service-info { min-height: 280px; }
  .capability-list { grid-template-columns: 1fr; }
  .capability { min-height: 245px; }
  .job-summary { grid-template-columns: 1fr auto; }
  .job-detail-inner { padding: 0 18px; }
  .footer { padding: 28px 22px; }
}

@media (prefers-reduced-motion: reduce) { .hero::before { animation: none; } }