/* Header Only */

/* Topbar */
.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}

.topbar__inner {
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0; /* container가 좌우 여백 담당 */
}

.brand__text {
  font-size: 24px;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: #86a0bc;
  line-height: 29px;
}

.nav {
  display: flex;
  align-items: center;
  gap: 13px;
  padding: 6px 20px;
}

.nav__link {
  font-size: 16px;
  font-weight: 400;
  letter-spacing: -0.03em;
  color: #1a1a1a;
  line-height: 17px;
}

.nav__link:hover {
  color: #86a0bc;
}

.nav__link.is-active {
  color: #86a0bc;
  font-weight: 600;
}

/* Header button (이력서) */
.btn--resume {
  display: inline-flex;
  align-items: center;
  justify-content: center;

  padding: 6px 20px;
  gap: 13px;

  border: 1px solid #dbdee3;
  border-radius: 4px;

  font-size: 14px;
  font-weight: 600;
  letter-spacing: -0.03em;
  color: #1a1a1a;

  box-shadow: none;
  line-height: 17px;
}

.btn--resume:hover {
  background: #86a0bc;
  color: #ffffff;
}

/* anchor scroll offset for sticky header */
section[id] {
  scroll-margin-top: 72px;
}